diff options
Diffstat (limited to 'include/asm-mips/mach-au1x00')
| -rw-r--r-- | include/asm-mips/mach-au1x00/au1000.h | 1408 | ||||
| -rw-r--r-- | include/asm-mips/mach-au1x00/au1000_dma.h | 446 | ||||
| -rw-r--r-- | include/asm-mips/mach-au1x00/au1000_gpio.h | 56 | ||||
| -rw-r--r-- | include/asm-mips/mach-au1x00/au1000_usbdev.h | 73 | ||||
| -rw-r--r-- | include/asm-mips/mach-au1x00/au1100_mmc.h | 205 | ||||
| -rw-r--r-- | include/asm-mips/mach-au1x00/au1xxx_dbdma.h | 299 | ||||
| -rw-r--r-- | include/asm-mips/mach-au1x00/au1xxx_psc.h | 522 | ||||
| -rw-r--r-- | include/asm-mips/mach-au1x00/timex.h | 13 |
8 files changed, 3022 insertions, 0 deletions
diff --git a/include/asm-mips/mach-au1x00/au1000.h b/include/asm-mips/mach-au1x00/au1000.h new file mode 100644 index 00000000000..2b36ea34691 --- /dev/null +++ b/include/asm-mips/mach-au1x00/au1000.h @@ -0,0 +1,1408 @@ +/* + * + * BRIEF MODULE DESCRIPTION + * Include file for Alchemy Semiconductor's Au1k CPU. + * + * Copyright 2000,2001 MontaVista Software Inc. + * Author: MontaVista Software, Inc. + * ppopov@mvista.com or source@mvista.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + + /* + * some definitions add by takuzo@sm.sony.co.jp and sato@sm.sony.co.jp + */ + +#ifndef _AU1000_H_ +#define _AU1000_H_ + +#include <linux/config.h> + +#ifndef _LANGUAGE_ASSEMBLY + +#include <linux/delay.h> +#include <asm/io.h> + +/* cpu pipeline flush */ +void static inline au_sync(void) +{ + __asm__ volatile ("sync"); +} + +void static inline au_sync_udelay(int us) +{ + __asm__ volatile ("sync"); + udelay(us); +} + +void static inline au_sync_delay(int ms) +{ + __asm__ volatile ("sync"); + mdelay(ms); +} + +void static inline au_writeb(u8 val, int reg) +{ + *(volatile u8 *)(reg) = val; +} + +void static inline au_writew(u16 val, int reg) +{ + *(volatile u16 *)(reg) = val; +} + +void static inline au_writel(u32 val, int reg) +{ + *(volatile u32 *)(reg) = val; +} + +static inline u8 au_readb(unsigned long port) +{ + return (*(volatile u8 *)port); +} + +static inline u16 au_readw(unsigned long port) +{ + return (*(volatile u16 *)port); +} + +static inline u32 au_readl(unsigned long port) +{ + return (*(volatile u32 *)port); +} + +/* These next three functions should be a generic part of the MIPS + * kernel (with the 'au_' removed from the name) and selected for + * processors that support the instructions. + * Taken from PPC tree. -- Dan + */ +/* Return the bit position of the most significant 1 bit in a word */ +static __inline__ int __ilog2(unsigned int x) +{ + int lz; + + asm volatile ( + ".set\tnoreorder\n\t" + ".set\tnoat\n\t" + ".set\tmips32\n\t" + "clz\t%0,%1\n\t" + ".set\tmips0\n\t" + ".set\tat\n\t" + ".set\treorder" + : "=r" (lz) + : "r" (x)); + + return 31 - lz; +} + +static __inline__ int au_ffz(unsigned int x) +{ + if ((x = ~x) == 0) + return 32; + return __ilog2(x & -x); +} + +/* + * ffs: find first bit set. This is defined the same way as + * the libc and compiler builtin ffs routines, therefore + * differs in spirit from the above ffz (man ffs). + */ +static __inline__ int au_ffs(int x) +{ + return __ilog2(x & -x) + 1; +} + +/* arch/mips/au1000/common/clocks.c */ +extern void set_au1x00_speed(unsigned int new_freq); +extern unsigned int get_au1x00_speed(void); +extern void set_au1x00_uart_baud_base(unsigned long new_baud_base); +extern unsigned long get_au1x00_uart_baud_base(void); +extern void set_au1x00_lcd_clock(void); +extern unsigned int get_au1x00_lcd_clock(void); + +/* + * Every board describes its IRQ mapping with this table. + */ +typedef struct au1xxx_irqmap { + int im_irq; + int im_type; + int im_request; +} au1xxx_irq_map_t; + +/* + * init_IRQ looks for a table with this name. + */ +extern au1xxx_irq_map_t au1xxx_irq_map[]; + +#endif /* !defined (_LANGUAGE_ASSEMBLY) */ + +#ifdef CONFIG_PM +/* no CP0 timer irq */ +#define ALLINTS (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4) +#else +#define ALLINTS (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5) +#endif + +/* SDRAM Controller */ +#if defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1500) || defined(CONFIG_SOC_AU1100) +#define MEM_SDMODE0 0xB4000000 +#define MEM_SDMODE1 0xB4000004 +#define MEM_SDMODE2 0xB4000008 + +#define MEM_SDADDR0 0xB400000C +#define MEM_SDADDR1 0xB4000010 +#define MEM_SDADDR2 0xB4000014 + +#define MEM_SDREFCFG 0xB4000018 +#define MEM_SDPRECMD 0xB400001C +#define MEM_SDAUTOREF 0xB4000020 + +#define MEM_SDWRMD0 0xB4000024 +#define MEM_SDWRMD1 0xB4000028 +#define MEM_SDWRMD2 0xB400002C + +#define MEM_SDSLEEP 0xB4000030 +#define MEM_SDSMCKE 0xB4000034 +#endif + +/* Static Bus Controller */ +#define MEM_STCFG0 0xB4001000 +#define MEM_STTIME0 0xB4001004 +#define MEM_STADDR0 0xB4001008 + +#define MEM_STCFG1 0xB4001010 +#define MEM_STTIME1 0xB4001014 +#define MEM_STADDR1 0xB4001018 + +#define MEM_STCFG2 0xB4001020 +#define MEM_STTIME2 0xB4001024 +#define MEM_STADDR2 0xB4001028 + +#define MEM_STCFG3 0xB4001030 +#define MEM_STTIME3 0xB4001034 +#define MEM_STADDR3 0xB4001038 + +#if defined(CONFIG_SOC_AU1550) || defined(CONFIG_SOC_AU1200) +#define MEM_STNDCTL 0xB4001100 +#define MEM_STSTAT 0xB4001104 + +#define MEM_STNAND_CMD (0x0) +#define MEM_STNAND_ADDR (0x4) +#define MEM_STNAND_DATA (0x20) +#endif + +/* Interrupt Controller 0 */ +#define IC0_CFG0RD 0xB0400040 +#define IC0_CFG0SET 0xB0400040 +#define IC0_CFG0CLR 0xB0400044 + +#define IC0_CFG1RD 0xB0400048 +#define IC0_CFG1SET 0xB0400048 +#define IC0_CFG1CLR 0xB040004C + +#define IC0_CFG2RD 0xB0400050 +#define IC0_CFG2SET 0xB0400050 +#define IC0_CFG2CLR 0xB0400054 + +#define IC0_REQ0INT 0xB0400054 +#define IC0_SRCRD 0xB0400058 +#define IC0_SRCSET 0xB0400058 +#define IC0_SRCCLR 0xB040005C +#define IC0_REQ1INT 0xB040005C + +#define IC0_ASSIGNRD 0xB0400060 +#define IC0_ASSIGNSET 0xB0400060 +#define IC0_ASSIGNCLR 0xB0400064 + +#define IC0_WAKERD 0xB0400068 +#define IC0_WAKESET 0xB0400068 +#define IC0_WAKECLR 0xB040006C + +#define IC0_MASKRD 0xB0400070 +#define IC0_MASKSET 0xB0400070 +#define IC0_MASKCLR 0xB0400074 + +#define IC0_RISINGRD 0xB0400078 +#define IC0_RISINGCLR 0xB0400078 +#define IC0_FALLINGRD 0xB040007C +#define IC0_FALLINGCLR 0xB040007C + +#define IC0_TESTBIT 0xB0400080 + +/* Interrupt Controller 1 */ +#define IC1_CFG0RD 0xB1800040 +#define IC1_CFG0SET 0xB1800040 +#define IC1_CFG0CLR 0xB1800044 + +#define IC1_CFG1RD 0xB1800048 +#define IC1_CFG1SET 0xB1800048 +#define IC1_CFG1CLR 0xB180004C + +#define IC1_CFG2RD 0xB1800050 +#define IC1_CFG2SET 0xB1800050 +#define IC1_CFG2CLR 0xB1800054 + +#define IC1_REQ0INT 0xB1800054 +#define IC1_SRCRD 0xB1800058 +#define IC1_SRCSET 0xB1800058 +#define IC1_SRCCLR 0xB180005C +#define IC1_REQ1INT 0xB180005C + +#define IC1_ASSIGNRD 0xB1800060 +#define IC1_ASSIGNSET 0xB1800060 +#define IC1_ASSIGNCLR 0xB1800064 + +#define IC1_WAKERD 0xB1800068 +#define IC1_WAKESET 0xB1800068 +#define IC1_WAKECLR 0xB180006C + +#define IC1_MASKRD 0xB1800070 +#define IC1_MASKSET 0xB1800070 +#define IC1_MASKCLR 0xB1800074 + +#define IC1_RISINGRD 0xB1800078 +#define IC1_RISINGCLR 0xB1800078 +#define IC1_FALLINGRD 0xB180007C +#define IC1_FALLINGCLR 0xB180007C + +#define IC1_TESTBIT 0xB1800080 + +/* Interrupt Configuration Modes */ +#define INTC_INT_DISABLED 0 +#define INTC_INT_RISE_EDGE 0x1 +#define INTC_INT_FALL_EDGE 0x2 +#define INTC_INT_RISE_AND_FALL_EDGE 0x3 +#define INTC_INT_HIGH_LEVEL 0x5 +#define INTC_INT_LOW_LEVEL 0x6 +#define INTC_INT_HIGH_AND_LOW_LEVEL 0x7 + +/* Interrupt Numbers */ +/* Au1000 */ +#ifdef CONFIG_SOC_AU1000 +#define AU1000_UART0_INT 0 +#define AU1000_UART1_INT 1 /* au1000 */ +#define AU1000_UART2_INT 2 /* au1000 */ +#define AU1000_UART3_INT 3 +#define AU1000_SSI0_INT 4 /* au1000 */ +#define AU1000_SSI1_INT 5 /* au1000 */ +#define AU1000_DMA_INT_BASE 6 +#define AU1000_TOY_INT 14 +#define AU1000_TOY_MATCH0_INT 15 +#define AU1000_TOY_MATCH1_INT 16 +#define AU1000_TOY_MATCH2_INT 17 +#define AU1000_RTC_INT 18 +#define AU1000_RTC_MATCH0_INT 19 +#define AU1000_RTC_MATCH1_INT 20 +#define AU1000_RTC_MATCH2_INT 21 +#define AU1000_IRDA_TX_INT 22 /* au1000 */ +#define AU1000_IRDA_RX_INT 23 /* au1000 */ +#define AU1000_USB_DEV_REQ_INT 24 +#define AU1000_USB_DEV_SUS_INT 25 +#define AU1000_USB_HOST_INT 26 +#define AU1000_ACSYNC_INT 27 +#define AU1000_MAC0_DMA_INT 28 +#define AU1000_MAC1_DMA_INT 29 +#define AU1000_I2S_UO_INT 30 /* au1000 */ +#define AU1000_AC97C_INT 31 +#define AU1000_GPIO_0 32 +#define AU1000_GPIO_1 33 +#define AU1000_GPIO_2 34 +#define AU1000_GPIO_3 35 +#define AU1000_GPIO_4 36 +#define AU1000_GPIO_5 37 +#define AU1000_GPIO_6 38 +#define AU1000_GPIO_7 39 +#define AU1000_GPIO_8 40 +#define AU1000_GPIO_9 41 +#define AU1000_GPIO_10 42 +#define AU1000_GPIO_11 43 +#define AU1000_GPIO_12 44 +#define AU1000_GPIO_13 45 +#define AU1000_GPIO_14 46 +#define AU1000_GPIO_15 47 +#define AU1000_GPIO_16 48 +#define AU1000_GPIO_17 49 +#define AU1000_GPIO_18 50 +#define AU1000_GPIO_19 51 +#define AU1000_GPIO_20 52 +#define AU1000_GPIO_21 53 +#define AU1000_GPIO_22 54 +#define AU1000_GPIO_23 55 +#define AU1000_GPIO_24 56 +#define AU1000_GPIO_25 57 +#define AU1000_GPIO_26 58 +#define AU1000_GPIO_27 59 +#define AU1000_GPIO_28 60 +#define AU1000_GPIO_29 61 +#define AU1000_GPIO_30 62 +#define AU1000_GPIO_31 63 + +#define UART0_ADDR 0xB1100000 +#define UART1_ADDR 0xB1200000 +#define UART2_ADDR 0xB1300000 +#define UART3_ADDR 0xB1400000 + +#define USB_OHCI_BASE 0x10100000 // phys addr for ioremap +#define USB_HOST_CONFIG 0xB017fffc + +#define AU1000_ETH0_BASE 0xB0500000 +#define AU1000_ETH1_BASE 0xB0510000 +#define AU1000_MAC0_ENABLE 0xB0520000 +#define AU1000_MAC1_ENABLE 0xB0520004 +#define NUM_ETH_INTERFACES 2 +#endif // CONFIG_SOC_AU1000 + +/* Au1500 */ +#ifdef CONFIG_SOC_AU1500 +#define AU1500_UART0_INT 0 +#define AU1000_PCI_INTA 1 /* au1500 */ +#define AU1000_PCI_INTB 2 /* au1500 */ +#define AU1500_UART3_INT 3 +#define AU1000_PCI_INTC 4 /* au1500 */ +#define AU1000_PCI_INTD 5 /* au1500 */ +#define AU1000_DMA_INT_BASE 6 +#define AU1000_TOY_INT 14 +#define AU1000_TOY_MATCH0_INT 15 +#define AU1000_TOY_MATCH1_INT 16 +#define AU1000_TOY_MATCH2_INT 17 +#define AU1000_RTC_INT 18 +#define AU1000_RTC_MATCH0_INT 19 +#define AU1000_RTC_MATCH1_INT 20 +#define AU1000_RTC_MATCH2_INT 21 +#define AU1500_PCI_ERR_INT 22 +#define AU1000_USB_DEV_REQ_INT 24 +#define AU1000_USB_DEV_SUS_INT 25 +#define AU1000_USB_HOST_INT 26 +#define AU1000_ACSYNC_INT 27 +#define AU1500_MAC0_DMA_INT 28 +#define AU1500_MAC1_DMA_INT 29 +#define AU1000_AC97C_INT 31 +#define AU1000_GPIO_0 32 +#define AU1000_GPIO_1 33 +#define AU1000_GPIO_2 34 +#define AU1000_GPIO_3 35 +#define AU1000_GPIO_4 36 +#define AU1000_GPIO_5 37 +#define AU1000_GPIO_6 38 +#define AU1000_GPIO_7 39 +#define AU1000_GPIO_8 40 +#define AU1000_GPIO_9 41 +#define AU1000_GPIO_10 42 +#define AU1000_GPIO_11 43 +#define AU1000_GPIO_12 44 +#define AU1000_GPIO_13 45 +#define AU1000_GPIO_14 46 +#define AU1000_GPIO_15 47 +#define AU1500_GPIO_200 48 +#define AU1500_GPIO_201 49 +#define AU1500_GPIO_202 50 +#define AU1500_GPIO_203 51 +#define AU1500_GPIO_20 52 +#define AU1500_GPIO_204 53 +#define AU1500_GPIO_205 54 +#define AU1500_GPIO_23 55 +#define AU1500_GPIO_24 56 +#define AU1500_GPIO_25 57 +#define AU1500_GPIO_26 58 +#define AU1500_GPIO_27 59 +#define AU1500_GPIO_28 60 +#define AU1500_GPIO_206 61 +#define AU1500_GPIO_207 62 +#define AU1500_GPIO_208_215 63 + +#define UART0_ADDR 0xB1100000 +#define UART3_ADDR 0xB1400000 + +#define USB_OHCI_BASE 0x10100000 // phys addr for ioremap +#define USB_HOST_CONFIG 0xB017fffc + +#define AU1500_ETH0_BASE 0xB1500000 +#define AU1500_ETH1_BASE 0xB1510000 +#define AU1500_MAC0_ENABLE 0xB1520000 +#define AU1500_MAC1_ENABLE 0xB1520004 +#define NUM_ETH_INTERFACES 2 +#endif // CONFIG_SOC_AU1500 + +/* Au1100 */ +#ifdef CONFIG_SOC_AU1100 +#define AU1100_UART0_INT 0 +#define AU1100_UART1_INT 1 +#define AU1100_SD_INT 2 +#define AU1100_UART3_INT 3 +#define AU1000_SSI0_INT 4 +#define AU1000_SSI1_INT 5 +#define AU1000_DMA_INT_BASE 6 +#define AU1000_TOY_INT 14 +#define AU1000_TOY_MATCH0_INT 15 +#define AU1000_TOY_MATCH1_INT 16 +#define AU1000_TOY_MATCH2_INT 17 +#define AU1000_RTC_INT 18 +#define AU1000_RTC_MATCH0_INT 19 +#define AU1000_RTC_MATCH1_INT 20 +#define AU1000_RTC_MATCH2_INT 21 +#define AU1000_IRDA_TX_INT 22 +#define AU1000_IRDA_RX_INT 23 +#define AU1000_USB_DEV_REQ_INT 24 +#define AU1000_USB_DEV_SUS_INT 25 +#define AU1000_USB_HOST_INT 26 +#define AU1000_ACSYNC_INT 27 +#define AU1100_MAC0_DMA_INT 28 +#define AU1100_GPIO_208_215 29 +#define AU1100_LCD_INT 30 +#define AU1000_AC97C_INT 31 +#define AU1000_GPIO_0 32 +#define AU1000_GPIO_1 33 +#define AU1000_GPIO_2 34 +#define AU1000_GPIO_3 35 +#define AU1000_GPIO_4 36 +#define AU1000_GPIO_5 37 +#define AU1000_GPIO_6 38 +#define AU1000_GPIO_7 39 +#define AU1000_GPIO_8 40 +#define AU1000_GPIO_9 41 +#define AU1000_GPIO_10 42 +#define AU1000_GPIO_11 43 +#define AU1000_GPIO_12 44 +#define AU1000_GPIO_13 45 +#define AU1000_GPIO_14 46 +#define AU1000_GPIO_15 47 + +#define UART0_ADDR 0xB1100000 +#define UART1_ADDR 0xB1200000 +#define UART3_ADDR 0xB1400000 + +#define USB_OHCI_BASE 0x10100000 // phys addr for ioremap +#define USB_HOST_CONFIG 0xB017fffc + +#define AU1100_ETH0_BASE 0xB0500000 +#define AU1100_MAC0_ENABLE 0xB0520000 +#define NUM_ETH_INTERFACES 1 +#endif // CONFIG_SOC_AU1100 + +#ifdef CONFIG_SOC_AU1550 +#define AU1550_UART0_INT 0 +#define AU1550_PCI_INTA 1 +#define AU1550_PCI_INTB 2 +#define AU1550_DDMA_INT 3 +#define AU1550_CRYPTO_INT 4 +#define AU1550_PCI_INTC 5 +#define AU1550_PCI_INTD 6 +#define AU1550_PCI_RST_INT 7 +#define AU1550_UART1_INT 8 +#define AU1550_UART3_INT 9 +#define AU1550_PSC0_INT 10 +#define AU1550_PSC1_INT 11 +#define AU1550_PSC2_INT 12 +#define AU1550_PSC3_INT 13 +#define AU1550_TOY_INT 14 +#define AU1550_TOY_MATCH0_INT 15 +#define AU1550_TOY_MATCH1_INT 16 +#define AU1550_TOY_MATCH2_INT 17 +#define AU1550_RTC_INT 18 +#define AU1550_RTC_MATCH0_INT 19 +#define AU1550_RTC_MATCH1_INT 20 +#define AU1550_RTC_MATCH2_INT 21 +#define AU1550_NAND_INT 23 +#define AU1550_USB_DEV_REQ_INT 24 +#define AU1550_USB_DEV_SUS_INT 25 +#define AU1550_USB_HOST_INT 26 +#define AU1000_USB_DEV_REQ_INT AU1550_USB_DEV_REQ_INT +#define AU1000_USB_DEV_SUS_INT AU1550_USB_DEV_SUS_INT +#define AU1000_USB_HOST_INT AU1550_USB_HOST_INT +#define AU1550_MAC0_DMA_INT 27 +#define AU1550_MAC1_DMA_INT 28 +#define AU1000_GPIO_0 32 +#define AU1000_GPIO_1 33 +#define AU1000_GPIO_2 34 +#define AU1000_GPIO_3 35 +#define AU1000_GPIO_4 36 +#define AU1000_GPIO_5 37 +#define AU1000_GPIO_6 38 +#define AU1000_GPIO_7 39 +#define AU1000_GPIO_8 40 +#define AU1000_GPIO_9 41 +#define AU1000_GPIO_10 42 +#define AU1000_GPIO_11 43 +#define AU1000_GPIO_12 44 +#define AU1000_GPIO_13 45 +#define AU1000_GPIO_14 46 +#define AU1000_GPIO_15 47 +#define AU1550_GPIO_200 48 +#define AU1500_GPIO_201_205 49 // Logical or of GPIO201:205 +#define AU1500_GPIO_16 50 +#define AU1500_GPIO_17 51 +#define AU1500_GPIO_20 52 +#define AU1500_GPIO_21 53 +#define AU1500_GPIO_22 54 +#define AU1500_GPIO_23 55 +#define AU1500_GPIO_24 56 +#define AU1500_GPIO_25 57 +#define AU1500_GPIO_26 58 +#define AU1500_GPIO_27 59 +#define AU1500_GPIO_28 60 +#define AU1500_GPIO_206 61 +#define AU1500_GPIO_207 62 +#define AU1500_GPIO_208_218 63 // Logical or of GPIO208:218 + +#define UART0_ADDR 0xB1100000 +#define UART1_ADDR 0xB1200000 +#define UART3_ADDR 0xB1400000 + +#define USB_OHCI_BASE 0x14020000 // phys addr for ioremap +#define USB_HOST_CONFIG 0xB4027ffc + +#define AU1550_ETH0_BASE 0xB0500000 +#define AU1550_ETH1_BASE 0xB0510000 +#define AU1550_MAC0_ENABLE 0xB0520000 +#define AU1550_MAC1_ENABLE 0xB0520004 +#define NUM_ETH_INTERFACES 2 +#endif // CONFIG_SOC_AU1550 + +#ifdef CONFIG_SOC_AU1200 +#define AU1200_UART0_INT 0 +#define AU1200_SWT_INT 1 +#define AU1200_SD_INT 2 +#define AU1200_DDMA_INT 3 +#define AU1200_MAE_BE_INT 4 +#define AU1200_GPIO_200 5 +#define AU1200_GPIO_201 6 +#define AU1200_GPIO_202 7 +#define AU1200_UART1_INT 8 +#define AU1200_MAE_FE_INT 9 +#define AU1200_PSC0_INT 10 +#define AU1200_PSC1_INT 11 +#define AU1200_AES_INT 12 +#define AU1200_CAMERA_INT 13 +#define AU1200_TOY_INT 14 +#define AU1200_TOY_MATCH0_INT 15 +#define AU1200_TOY_MATCH1_INT 16 +#define AU1200_TOY_MATCH2_INT 17 +#define AU1200_RTC_INT 18 +#define AU1200_RTC_MATCH0_INT 19 +#define AU1200_RTC_MATCH1_INT 20 +#define AU1200_RTC_MATCH2_INT 21 +#define AU1200_NAND_INT 23 +#define AU1200_GPIO_204 24 +#define AU1200_GPIO_205 25 +#define AU1200_GPIO_206 26 +#define AU1200_GPIO_207 27 +#define AU1200_GPIO_208_215 28 // Logical OR of 208:215 +#define AU1200_USB_INT 29 +#define AU1200_LCD_INT 30 +#define AU1200_MAE_BOTH_INT 31 +#define AU1000_GPIO_0 32 +#define AU1000_GPIO_1 33 +#define AU1000_GPIO_2 34 +#define AU1000_GPIO_3 35 +#define AU1000_GPIO_4 36 +#define AU1000_GPIO_5 37 +#define AU1000_GPIO_6 38 +#define AU1000_GPIO_7 39 +#define AU1000_GPIO_8 40 +#define AU1000_GPIO_9 41 +#define AU1000_GPIO_10 42 +#define AU1000_GPIO_11 43 +#define AU1000_GPIO_12 44 +#define AU1000_GPIO_13 45 +#define AU1000_GPIO_14 46 +#define AU1000_GPIO_15 47 +#define AU1000_GPIO_16 48 +#define AU1000_GPIO_17 49 +#define AU1000_GPIO_18 50 +#define AU1000_GPIO_19 51 +#define AU1000_GPIO_20 52 +#define AU1000_GPIO_21 53 +#define AU1000_GPIO_22 54 +#define AU1000_GPIO_23 55 +#define AU1000_GPIO_24 56 +#define AU1000_GPIO_25 57 +#define AU1000_GPIO_26 58 +#define AU1000_GPIO_27 59 +#define AU1000_GPIO_28 60 +#define AU1000_GPIO_29 61 +#define AU1000_GPIO_30 62 +#define AU1000_GPIO_31 63 + +#define UART0_ADDR 0xB1100000 +#define UART1_ADDR 0xB1200000 + +#define USB_OHCI_BASE 0x14020000 // phys addr for ioremap +#define USB_HOST_CONFIG 0xB4027ffc + +// these are here for prototyping on au1550 (do not exist on au1200) +#define AU1200_ETH0_BASE 0xB0500000 +#define AU1200_ETH1_BASE 0xB0510000 +#define AU1200_MAC0_ENABLE 0xB0520000 +#define AU1200_MAC1_ENABLE 0xB0520004 +#define NUM_ETH_INTERFACES 2 +#endif // CONFIG_SOC_AU1200 + +#define AU1000_LAST_INTC0_INT 31 +#define AU1000_MAX_INTR 63 + + +/* Programmable Counters 0 and 1 */ +#define SYS_BASE 0xB1900000 +#define SYS_COUNTER_CNTRL (SYS_BASE + 0x14) + #define SYS_CNTRL_E1S (1<<23) + #define SYS_CNTRL_T1S (1<<20) + #define SYS_CNTRL_M21 (1<<19) + #define SYS_CNTRL_M11 (1<<18) + #define SYS_CNTRL_M01 (1<<17) + #define SYS_CNTRL_C1S (1<<16) + #define SYS_CNTRL_BP (1<<14) + #define SYS_CNTRL_EN1 (1<<13) + #define SYS_CNTRL_BT1 (1<<12) + #define SYS_CNTRL_EN0 (1<<11) + #define SYS_CNTRL_BT0 (1<<10) + #define SYS_CNTRL_E0 (1<<8) + #define SYS_CNTRL_E0S (1<<7) + #define SYS_CNTRL_32S (1<<5) + #define SYS_CNTRL_T0S (1<<4) + #define SYS_CNTRL_M20 (1<<3) + #define SYS_CNTRL_M10 (1<<2) + #define SYS_CNTRL_M00 (1<<1) + #define SYS_CNTRL_C0S (1<<0) + +/* Programmable Counter 0 Registers */ +#define SYS_TOYTRIM (SYS_BASE + 0) +#define SYS_TOYWRITE (SYS_BASE + 4) +#define SYS_TOYMATCH0 (SYS_BASE + 8) +#define SYS_TOYMATCH1 (SYS_BASE + 0xC) +#define SYS_TOYMATCH2 (SYS_BASE + 0x10) +#define SYS_TOYREAD (SYS_BASE + 0x40) + +/* Programmable Counter 1 Registers */ +#define SYS_RTCTRIM (SYS_BASE + 0x44) +#define SYS_RTCWRITE (SYS_BASE + 0x48) +#define SYS_RTCMATCH0 (SYS_BASE + 0x4C) +#define SYS_RTCMATCH1 (SYS_BASE + 0x50) +#define SYS_RTCMATCH2 (SYS_BASE + 0x54) +#define SYS_RTCREAD (SYS_BASE + 0x58) + +/* I2S Controller */ +#define I2S_DATA 0xB1000000 + #define I2S_DATA_MASK (0xffffff) +#define I2S_CONFIG 0xB1000004 + #define I2S_CONFIG_XU (1<<25) + #define I2S_CONFIG_XO (1<<24) + #define I2S_CONFIG_RU (1<<23) + #define I2S_CONFIG_RO (1<<22) + #define I2S_CONFIG_TR (1<<21) + #define I2S_CONFIG_TE (1<<20) + #define I2S_CONFIG_TF (1<<19) + #define I2S_CONFIG_RR (1<<18) + #define I2S_CONFIG_RE (1<<17) + #define I2S_CONFIG_RF (1<<16) + #define I2S_CONFIG_PD (1<<11) + #define I2S_CONFIG_LB (1<<10) + #define I2S_CONFIG_IC (1<<9) + #define I2S_CONFIG_FM_BIT 7 + #define I2S_CONFIG_FM_MASK (0x3 << I2S_CONFIG_FM_BIT) + #define I2S_CONFIG_FM_I2S (0x0 << I2S_CONFIG_FM_BIT) + #define I2S_CONFIG_FM_LJ (0x1 << I2S_CONFIG_FM_BIT) + #define I2S_CONFIG_FM_RJ (0x2 << I2S_CONFIG_FM_BIT) + #define I2S_CONFIG_TN (1<<6) + #define I2S_CONFIG_RN (1<<5) + #define I2S_CONFIG_SZ_BIT 0 + #define I2S_CONFIG_SZ_MASK (0x1F << I2S_CONFIG_SZ_BIT) + +#define I2S_CONTROL 0xB1000008 + #define I2S_CONTROL_D (1<<1) + #define I2S_CONTROL_CE (1<<0) + +/* USB Host Controller */ +#define USB_OHCI_LEN 0x00100000 + +/* USB Device Controller */ +#define USBD_EP0RD 0xB0200000 +#define USBD_EP0WR 0xB0200004 +#define USBD_EP2WR 0xB0200008 +#define USBD_EP3WR 0xB020000C +#define USBD_EP4RD 0xB0200010 +#define USBD_EP5RD 0xB0200014 +#define USBD_INTEN 0xB0200018 +#define USBD_INTSTAT 0xB020001C + #define USBDEV_INT_SOF (1<<12) + #define USBDEV_INT_HF_BIT 6 + #define USBDEV_INT_HF_MASK (0x3f << USBDEV_INT_HF_BIT) + #define USBDEV_INT_CMPLT_BIT 0 + #define USBDEV_INT_CMPLT_MASK (0x3f << USBDEV_INT_CMPLT_BIT) +#define USBD_CONFIG 0xB0200020 +#define USBD_EP0CS 0xB0200024 +#define USBD_EP2CS 0xB0200028 +#define USBD_EP3CS 0xB020002C +#define USBD_EP4CS 0xB0200030 +#define USBD_EP5CS 0xB0200034 + #define USBDEV_CS_SU (1<<14) + #define USBDEV_CS_NAK (1<<13) + #define USBDEV_CS_ACK (1<<12) + #define USBDEV_CS_BUSY (1<<11) + #define USBDEV_CS_TSIZE_BIT 1 + #define USBDEV_CS_TSIZE_MASK (0x3ff << USBDEV_CS_TSIZE_BIT) + #define USBDEV_CS_STALL (1<<0) +#define USBD_EP0RDSTAT 0xB0200040 +#define USBD_EP0WRSTAT 0xB0200044 +#define USBD_EP2WRSTAT 0xB0200048 +#define USBD_EP3WRSTAT 0xB020004C +#define USBD_EP4RDSTAT 0xB0200050 +#define USBD_EP5RDSTAT 0xB0200054 + #define USBDEV_FSTAT_FLUSH (1<<6) + #define USBDEV_FSTAT_UF (1<<5) + #define USBDEV_FSTAT_OF (1<<4) + #define USBDEV_FSTAT_FCNT_BIT 0 + #define USBDEV_FSTAT_FCNT_MASK (0x0f << USBDEV_FSTAT_FCNT_BIT) +#define USBD_ENABLE 0xB0200058 + #define USBDEV_ENABLE (1<<1) + #define USBDEV_CE (1<<0) + +/* Ethernet Controllers */ + +/* 4 byte offsets from AU1000_ETH_BASE */ +#define MAC_CONTROL 0x0 + #define MAC_RX_ENABLE (1<<2) + #define MAC_TX_ENABLE (1<<3) + #define MAC_DEF_CHECK (1<<5) + #define MAC_SET_BL(X) (((X)&0x3)<<6) + #define MAC_AUTO_PAD (1<<8) + #define MAC_DISABLE_RETRY (1<<10) + #define MAC_DISABLE_BCAST (1<<11) + #define MAC_LATE_COL (1<<12) + #define MAC_HASH_MODE (1<<13) + #define MAC_HASH_ONLY (1<<15) + #define MAC_PASS_ALL (1<<16) + #define MAC_INVERSE_FILTER (1<<17) + #define MAC_PROMISCUOUS (1<<18) + #define MAC_PASS_ALL_MULTI (1<<19) + #define MAC_FULL_DUPLEX (1<<20) + #define MAC_NORMAL_MODE 0 + #define MAC_INT_LOOPBACK (1<<21) + #define MAC_EXT_LOOPBACK (1<<22) + #define MAC_DISABLE_RX_OWN (1<<23) + #define MAC_BIG_ENDIAN (1<<30) + #define MAC_RX_ALL (1<<31) +#define MAC_ADDRESS_HIGH 0x4 +#define MAC_ADDRESS_LOW 0x8 +#define MAC_MCAST_HIGH 0xC +#define MAC_MCAST_LOW 0x10 +#define MAC_MII_CNTRL 0x14 + #define MAC_MII_BUSY (1<<0) + #define MAC_MII_READ 0 + #define MAC_MII_WRITE (1<<1) + #define MAC_SET_MII_SELECT_REG(X) (((X)&0x1f)<<6) + #define MAC_SET_MII_SELECT_PHY(X) (((X)&0x1f)<<11) +#define MAC_MII_DATA 0x18 +#define MAC_FLOW_CNTRL 0x1C + #define MAC_FLOW_CNTRL_BUSY (1<<0) + #define MAC_FLOW_CNTRL_ENABLE (1<<1) + #define MAC_PASS_CONTROL (1<<2) + #define MAC_SET_PAUSE(X) (((X)&0xffff)<<16) +#define MAC_VLAN1_TAG 0x20 +#define MAC_VLAN2_TAG 0x24 + +/* Ethernet Controller Enable */ + + #define MAC_EN_CLOCK_ENABLE (1<<0) + #define MAC_EN_RESET0 (1<<1) + #define MAC_EN_TOSS (0<<2) + #define MAC_EN_CACHEABLE (1<<3) + #define MAC_EN_RESET1 (1<<4) + #define MAC_EN_RESET2 (1<<5) + #define MAC_DMA_RESET (1<<6) + +/* Ethernet Controller DMA Channels */ + +#define MAC0_TX_DMA_ADDR 0xB4004000 +#define MAC1_TX_DMA_ADDR 0xB4004200 +/* offsets from MAC_TX_RING_ADDR address */ +#define MAC_TX_BUFF0_STATUS 0x0 + #define TX_FRAME_ABORTED (1<<0) + #define TX_JAB_TIMEOUT (1<<1) + #define TX_NO_CARRIER (1<<2) + #define TX_LOSS_CARRIER (1<<3) + #define TX_EXC_DEF (1<<4) + #define TX_LATE_COLL_ABORT (1<<5) + #define TX_EXC_COLL (1<<6) + #define TX_UNDERRUN (1<<7) + #define TX_DEFERRED (1<<8) + #define TX_LATE_COLL (1<<9) + #define TX_COLL_CNT_MASK (0xF<<10) + #define TX_PKT_RETRY (1<<31) +#define MAC_TX_BUFF0_ADDR 0x4 + #define TX_DMA_ENABLE (1<<0) + #define TX_T_DONE (1<<1) + #define TX_GET_DMA_BUFFER(X) (((X)>>2)&0x3) +#define MAC_TX_BUFF0_LEN 0x8 +#define MAC_TX_BUFF1_STATUS 0x10 +#define MAC_TX_BUFF1_ADDR 0x14 +#define MAC_TX_BUFF1_LEN 0x18 +#define MAC_TX_BUFF2_STATUS 0x20 +#define MAC_TX_BUFF2_ADDR 0x24 +#define MAC_TX_BUFF2_LEN 0x28 +#define MAC_TX_BUFF3_STATUS 0x30 +#define MAC_TX_BUFF3_ADDR 0x34 +#define MAC_TX_BUFF3_LEN 0x38 + +#define MAC0_RX_DMA_ADDR 0xB4004100 +#define MAC1_RX_DMA_ADDR 0xB4004300 +/* offsets from MAC_RX_RING_ADDR */ +#define MAC_RX_BUFF0_STATUS 0x0 + #define RX_FRAME_LEN_MASK 0x3fff + #define RX_WDOG_TIMER (1<<14) + #define RX_RUNT (1<<15) + #define RX_OVERLEN (1<<16) + #define RX_COLL (1<<17) + #define RX_ETHER (1<<18) + #define RX_MII_ERROR (1<<19) + #define RX_DRIBBLING (1<<20) + #define RX_CRC_ERROR (1<<21) + #define RX_VLAN1 (1<<22) + #define RX_VLAN2 (1<<23) + #define RX_LEN_ERROR (1<<24) + #define RX_CNTRL_FRAME (1<<25) + #define RX_U_CNTRL_FRAME (1<<26) + #define RX_MCAST_FRAME (1<<27) + #define RX_BCAST_FRAME (1<<28) + #define RX_FILTER_FAIL (1<<29) + #define RX_PACKET_FILTER (1<<30) + #define RX_MISSED_FRAME (1<<31) + + #define RX_ERROR (RX_WDOG_TIMER | RX_RUNT | RX_OVERLEN | \ + RX_COLL | RX_MII_ERROR | RX_CRC_ERROR | \ + RX_LEN_ERROR | RX_U_CNTRL_FRAME | RX_MISSED_FRAME) +#define MAC_RX_BUFF0_ADDR 0x4 + #define RX_DMA_ENABLE (1<<0) + #define RX_T_DONE (1<<1) + #define RX_GET_DMA_BUFFER(X) (((X)>>2)&0x3) + #define RX_SET_BUFF_ADDR(X) ((X)&0xffffffc0) +#define MAC_RX_BUFF1_STATUS 0x10 +#define MAC_RX_BUFF1_ADDR 0x14 +#define MAC_RX_BUFF2_STATUS 0x20 +#define MAC_RX_BUFF2_ADDR 0x24 +#define MAC_RX_BUFF3_STATUS 0x30 +#define MAC_RX_BUFF3_ADDR 0x34 + + +/* UARTS 0-3 */ +#define UART_BASE UART0_ADDR +#define UART_DEBUG_BASE UART3_ADDR + +#define UART_RX 0 /* Receive buffer */ +#define UART_TX 4 /* Transmit buffer */ +#define UART_IER 8 /* Interrupt Enable Register */ +#define UART_IIR 0xC /* Interrupt ID Register */ +#define UART_FCR 0x10 /* FIFO Control Register */ +#define UART_LCR 0x14 /* Line Control Register */ +#define UART_MCR 0x18 /* Modem Control Register */ +#define UART_LSR 0x1C /* Line Status Register */ +#define UART_MSR 0x20 /* Modem Status Register */ +#define UART_CLK 0x28 /* Baud Rate Clock Divider */ +#define UART_MOD_CNTRL 0x100 /* Module Control */ + +#define UART_FCR_ENABLE_FIFO 0x01 /* Enable the FIFO */ +#define UART_FCR_CLEAR_RCVR 0x02 /* Clear the RCVR FIFO */ +#define UART_FCR_CLEAR_XMIT 0x04 /* Clear the XMIT FIFO */ +#define UART_FCR_DMA_SELECT 0x08 /* For DMA applications */ +#define UART_FCR_TRIGGER_MASK 0xF0 /* Mask for the FIFO trigger range */ +#define UART_FCR_R_TRIGGER_1 0x00 /* Mask for receive trigger set at 1 */ +#define UART_FCR_R_TRIGGER_4 0x40 /* Mask for receive trigger set at 4 */ +#define UART_FCR_R_TRIGGER_8 0x80 /* Mask for receive trigger set at 8 */ +#define UART_FCR_R_TRIGGER_14 0xA0 /* Mask for receive trigger set at 14 */ +#define UART_FCR_T_TRIGGER_0 0x00 /* Mask for transmit trigger set at 0 */ +#define UART_FCR_T_TRIGGER_4 0x10 /* Mask for transmit trigger set at 4 */ +#define UART_FCR_T_TRIGGER_8 0x20 /* Mask for transmit trigger set at 8 */ +#define UART_FCR_T_TRIGGER_12 0x30 /* Mask for transmit trigger set at 12 */ + +/* + * These are the definitions for the Line Control Register + */ +#define UART_LCR_SBC 0x40 /* Set break control */ +#define UART_LCR_SPAR 0x20 /* Stick parity (?) */ +#define UART_LCR_EPAR 0x10 /* Even parity select */ +#define UART_LCR_PARITY 0x08 /* Parity Enable */ +#define UART_LCR_STOP 0x04 /* Stop bits: 0=1 stop bit, 1= 2 stop bits */ +#define UART_LCR_WLEN5 0x00 /* Wordlength: 5 bits */ +#define UART_LCR_WLEN6 0x01 /* Wordlength: 6 bits */ +#define UART_LCR_WLEN7 0x02 /* Wordlength: 7 bits */ +#define UART_LCR_WLEN8 0x03 /* Wordlength: 8 bits */ + +/* + * These are the definitions for the Line Status Register + */ +#define UART_LSR_TEMT 0x40 /* Transmitter empty */ +#define UART_LSR_THRE 0x20 /* Transmit-hold-register empty */ +#define UART_LSR_BI 0x10 /* Break interrupt indicator */ +#define UART_LSR_FE 0x08 /* Frame error indicator */ +#define UART_LSR_PE 0x04 /* Parity error indicator */ +#define UART_LSR_OE 0x02 /* Overrun error indicator */ +#define UART_LSR_DR 0x01 /* Receiver data ready */ + +/* + * These are the definitions for the Interrupt Identification Register + */ +#define UART_IIR_NO_INT 0x01 /* No interrupts pending */ +#define UART_IIR_ID 0x06 /* Mask for the interrupt ID */ +#define UART_IIR_MSI 0x00 /* Modem status interrupt */ +#define UART_IIR_THRI 0x02 /* Transmitter holding register empty */ +#define UART_IIR_RDI 0x04 /* Receiver data interrupt */ +#define UART_IIR_RLSI 0x06 /* Receiver line status interrupt */ + +/* + * These are the definitions for the Interrupt Enable Register + */ +#define UART_IER_MSI 0x08 /* Enable Modem status interrupt */ +#define UART_IER_RLSI 0x04 /* Enable receiver line status interrupt */ +#define UART_IER_THRI 0x02 /* Enable Transmitter holding register int. */ +#define UART_IER_RDI 0x01 /* Enable receiver data interrupt */ + +/* + * These are the definitions for the Modem Control Register + */ +#define UART_MCR_LOOP 0x10 /* Enable loopback test mode */ +#define UART_MCR_OUT2 0x08 /* Out2 complement */ +#define UART_MCR_OUT1 0x04 /* Out1 complement */ +#define UART_MCR_RTS 0x02 /* RTS complement */ +#define UART_MCR_DTR 0x01 /* DTR complement */ + +/* + * These are the definitions for the Modem Status Register + */ +#define UART_MSR_DCD 0x80 /* Data Carrier Detect */ +#define UART_MSR_RI 0x40 /* Ring Indicator */ +#define UART_MSR_DSR 0x20 /* Data Set Ready */ +#define UART_MSR_CTS 0x10 /* Clear to Send */ +#define UART_MSR_DDCD 0x08 /* Delta DCD */ +#define UART_MSR_TERI 0x04 /* Trailing edge ring indicator */ +#define UART_MSR_DDSR 0x02 /* Delta DSR */ +#define UART_MSR_DCTS 0x01 /* Delta CTS */ +#define UART_MSR_ANY_DELTA 0x0F /* Any of the delta bits! */ + + + +/* SSIO */ +#define SSI0_STATUS 0xB1600000 + #define SSI_STATUS_BF (1<<4) + #define SSI_STATUS_OF (1<<3) + #define SSI_STATUS_UF (1<<2) + #define SSI_STATUS_D (1<<1) + #define SSI_STATUS_B (1<<0) +#define SSI0_INT 0xB1600004 + #define SSI_INT_OI (1<<3) + #define SSI_INT_UI (1<<2) + #define SSI_INT_DI (1<<1) +#define SSI0_INT_ENABLE 0xB1600008 + #define SSI_INTE_OIE (1<<3) + #define SSI_INTE_UIE (1<<2) + #define SSI_INTE_DIE (1<<1) +#define SSI0_CONFIG 0xB1600020 + #define SSI_CONFIG_AO (1<<24) + #define SSI_CONFIG_DO (1<<23) + #define SSI_CONFIG_ALEN_BIT 20 + #define SSI_CONFIG_ALEN_MASK (0x7<<20) + #define SSI_CONFIG_DLEN_BIT 16 + #define SSI_CONFIG_DLEN_MASK (0x7<<16) + #define SSI_CONFIG_DD (1<<11) + #define SSI_CONFIG_AD (1<<10) + #define SSI_CONFIG_BM_BIT 8 + #define SSI_CONFIG_BM_MASK (0x3<<8) + #define SSI_CONFIG_CE (1<<7) + #define SSI_CONFIG_DP (1<<6) + #define SSI_CONFIG_DL (1<<5) + #define SSI_CONFIG_EP (1<<4) +#define SSI0_ADATA 0xB1600024 + #define SSI_AD_D (1<<24) + #define SSI_AD_ADDR_BIT 16 + #define SSI_AD_ADDR_MASK (0xff<<16) + #define SSI_AD_DATA_BIT 0 + #define SSI_AD_DATA_MASK (0xfff<<0) +#define SSI0_CLKDIV 0xB1600028 +#define SSI0_CONTROL 0xB1600100 + #define SSI_CONTROL_CD (1<<1) + #define SSI_CONTROL_E (1<<0) + +/* SSI1 */ +#define SSI1_STATUS 0xB1680000 +#define SSI1_INT 0xB1680004 +#define SSI1_INT_ENABLE 0xB1680008 +#define SSI1_CONFIG 0xB1680020 +#define SSI1_ADATA 0xB1680024 +#define SSI1_CLKDIV 0xB1680028 +#define SSI1_ENABLE 0xB1680100 + +/* + * Register content definitions + */ +#define SSI_STATUS_BF (1<<4) +#define SSI_STATUS_OF (1<<3) +#define SSI_STATUS_UF (1<<2) +#define SSI_STATUS_D (1<<1) +#define SSI_STATUS_B (1<<0) + +/* SSI_INT */ +#define SSI_INT_OI (1<<3) +#define SSI_INT_UI (1<<2) +#define SSI_INT_DI (1<<1) + +/* SSI_INTEN */ +#define SSI_INTEN_OIE (1<<3) +#define SSI_INTEN_UIE (1<<2) +#define SSI_INTEN_DIE (1<<1) + +#define SSI_CONFIG_AO (1<<24) +#define SSI_CONFIG_DO (1<<23) +#define SSI_CONFIG_ALEN (7<<20) +#define SSI_CONFIG_DLEN (15<<16) +#define SSI_CONFIG_DD (1<<11) +#define SSI_CONFIG_AD (1<<10) +#define SSI_CONFIG_BM (3<<8) +#define SSI_CONFIG_CE (1<<7) +#define SSI_CONFIG_DP (1<<6) +#define SSI_CONFIG_DL (1<<5) +#define SSI_CONFIG_EP (1<<4) +#define SSI_CONFIG_ALEN_N(N) ((N-1)<<20) +#define SSI_CONFIG_DLEN_N(N) ((N-1)<<16) +#define SSI_CONFIG_BM_HI (0<<8) +#define SSI_CONFIG_BM_LO (1<<8) +#define SSI_CONFIG_BM_CY (2<<8) + +#define SSI_ADATA_D (1<<24) +#define SSI_ADATA_ADDR (0xFF<<16) +#define SSI_ADATA_DATA (0x0FFF) +#define SSI_ADATA_ADDR_N(N) (N<<16) + +#define SSI_ENABLE_CD (1<<1) +#define SSI_ENABLE_E (1<<0) + + +/* IrDA Controller */ +#define IRDA_BASE 0xB0300000 +#define IR_RING_PTR_STATUS (IRDA_BASE+0x00) +#define IR_RING_BASE_ADDR_H (IRDA_BASE+0x04) +#define IR_RING_BASE_ADDR_L (IRDA_BASE+0x08) +#define IR_RING_SIZE (IRDA_BASE+0x0C) +#define IR_RING_PROMPT (IRDA_BASE+0x10) +#define IR_RING_ADDR_CMPR (IRDA_BASE+0x14) +#define IR_INT_CLEAR (IRDA_BASE+0x18) +#define IR_CONFIG_1 (IRDA_BASE+0x20) + #define IR_RX_INVERT_LED (1<<0) + #define IR_TX_INVERT_LED (1<<1) + #define IR_ST (1<<2) + #define IR_SF (1<<3) + #define IR_SIR (1<<4) + #define IR_MIR (1<<5) + #define IR_FIR (1<<6) + #define IR_16CRC (1<<7) + #define IR_TD (1<<8) + #define IR_RX_ALL (1<<9) + #define IR_DMA_ENABLE (1<<10) + #define IR_RX_ENABLE (1<<11) + #define IR_TX_ENABLE (1<<12) + #define IR_LOOPBACK (1<<14) + #define IR_SIR_MODE (IR_SIR | IR_DMA_ENABLE | \ + IR_RX_ALL | IR_RX_ENABLE | IR_SF | IR_16CRC) +#define IR_SIR_FLAGS (IRDA_BASE+0x24) +#define IR_ENABLE (IRDA_BASE+0x28) + #define IR_RX_STATUS (1<<9) + #define IR_TX_STATUS (1<<10) +#define IR_READ_PHY_CONFIG (IRDA_BASE+0x2C) +#define IR_WRITE_PHY_CONFIG (IRDA_BASE+0x30) +#define IR_MAX_PKT_LEN (IRDA_BASE+0x34) +#define IR_RX_BYTE_CNT (IRDA_BASE+0x38) +#define IR_CONFIG_2 (IRDA_BASE+0x3C) + #define IR_MODE_INV (1<<0) + #define IR_ONE_PIN (1<<1) +#define IR_INTERFACE_CONFIG (IRDA_BASE+0x40) + +/* GPIO */ +#define SYS_PINFUNC 0xB190002C + #define SYS_PF_USB (1<<15) /* 2nd USB device/host */ + #define SYS_PF_U3 (1<<14) /* GPIO23/U3TXD */ + #define SYS_PF_U2 (1<<13) /* GPIO22/U2TXD */ + #define SYS_PF_U1 (1<<12) /* GPIO21/U1TXD */ + #define SYS_PF_SRC (1<<11) /* GPIO6/SROMCKE */ + #define SYS_PF_CK5 (1<<10) /* GPIO3/CLK5 */ + #define SYS_PF_CK4 (1<<9) /* GPIO2/CLK4 */ + #define SYS_PF_IRF (1<<8) /* GPIO15/IRFIRSEL */ + #define SYS_PF_UR3 (1<<7) /* GPIO[14:9]/UART3 */ + #define SYS_PF_I2D (1<<6) /* GPIO8/I2SDI */ + #define SYS_PF_I2S (1<<5) /* I2S/GPIO[29:31] */ + #define SYS_PF_NI2 (1<<4) /* NI2/GPIO[24:28] */ + #define SYS_PF_U0 (1<<3) /* U0TXD/GPIO20 */ + #define SYS_PF_RD (1<<2) /* IRTXD/GPIO19 */ + #define SYS_PF_A97 (1<<1) /* AC97/SSL1 */ + #define SYS_PF_S0 (1<<0) /* SSI_0/GPIO[16:18] */ + +/* Au1100 Only */ + #define SYS_PF_PC (1<<18) /* PCMCIA/GPIO[207:204] */ + #define SYS_PF_LCD (1<<17) /* extern lcd/GPIO[203:200] */ + #define SYS_PF_CS (1<<16) /* EXTCLK0/32khz to gpio2 */ + #define SYS_PF_EX0 (1<<9) /* gpio2/clock */ + +/* Au1550 Only. Redefines lots of pins */ + #define SYS_PF_PSC2_MASK (7 << 17) + #define SYS_PF_PSC2_AC97 (0) + #define SYS_PF_PSC2_SPI (0) + #define SYS_PF_PSC2_I2S (1 << 17) + #define SYS_PF_PSC2_SMBUS (3 << 17) + #define SYS_PF_PSC2_GPIO (7 << 17) + #define SYS_PF_PSC3_MASK (7 << 20) + #define SYS_PF_PSC3_AC97 (0) + #define SYS_PF_PSC3_SPI (0) + #define SYS_PF_PSC3_I2S (1 << 20) + #define SYS_PF_PSC3_SMBUS (3 << 20) + #define SYS_PF_PSC3_GPIO (7 << 20) + #define SYS_PF_PSC1_S1 (1 << 1) + #define SYS_PF_MUST_BE_SET ((1 << 5) | (1 << 2)) + +#define SYS_TRIOUTRD 0xB1900100 +#define SYS_TRIOUTCLR 0xB1900100 +#define SYS_OUTPUTRD 0xB1900108 +#define SYS_OUTPUTSET 0xB1900108 +#define SYS_OUTPUTCLR 0xB190010C +#define SYS_PINSTATERD 0xB1900110 +#define SYS_PININPUTEN 0xB1900110 + +/* GPIO2, Au1500, Au1550 only */ +#define GPIO2_BASE 0xB1700000 +#define GPIO2_DIR (GPIO2_BASE + 0) +#define GPIO2_OUTPUT (GPIO2_BASE + 8) +#define GPIO2_PINSTATE (GPIO2_BASE + 0xC) +#define GPIO2_INTENABLE (GPIO2_BASE + 0x10) +#define GPIO2_ENABLE (GPIO2_BASE + 0x14) + +/* Power Management */ +#define SYS_SCRATCH0 0xB1900018 +#define SYS_SCRATCH1 0xB190001C +#define SYS_WAKEMSK 0xB1900034 +#define SYS_ENDIAN 0xB1900038 +#define SYS_POWERCTRL 0xB190003C +#define SYS_WAKESRC 0xB190005C +#define SYS_SLPPWR 0xB1900078 +#define SYS_SLEEP 0xB190007C + +/* Clock Controller */ +#define SYS_FREQCTRL0 0xB1900020 + #define SYS_FC_FRDIV2_BIT 22 + #define SYS_FC_FRDIV2_MASK (0xff << SYS_FC_FRDIV2_BIT) + #define SYS_FC_FE2 (1<<21) + #define SYS_FC_FS2 (1<<20) + #define SYS_FC_FRDIV1_BIT 12 + #define SYS_FC_FRDIV1_MASK (0xff << SYS_FC_FRDIV1_BIT) + #define SYS_FC_FE1 (1<<11) + #define SYS_FC_FS1 (1<<10) + #define SYS_FC_FRDIV0_BIT 2 + #define SYS_FC_FRDIV0_MASK (0xff << SYS_FC_FRDIV0_BIT) + #define SYS_FC_FE0 (1<<1) + #define SYS_FC_FS0 (1<<0) +#define SYS_FREQCTRL1 0xB1900024 + #define SYS_FC_FRDIV5_BIT 22 + #define SYS_FC_FRDIV5_MASK (0xff << SYS_FC_FRDIV5_BIT) + #define SYS_FC_FE5 (1<<21) + #define SYS_FC_FS5 (1<<20) + #define SYS_FC_FRDIV4_BIT 12 + #define SYS_FC_FRDIV4_MASK (0xff << SYS_FC_FRDIV4_BIT) + #define SYS_FC_FE4 (1<<11) + #define SYS_FC_FS4 (1<<10) + #define SYS_FC_FRDIV3_BIT 2 + #define SYS_FC_FRDIV3_MASK (0xff << SYS_FC_FRDIV3_BIT) + #define SYS_FC_FE3 (1<<1) + #define SYS_FC_FS3 (1<<0) +#define SYS_CLKSRC 0xB1900028 + #define SYS_CS_ME1_BIT 27 + #define SYS_CS_ME1_MASK (0x7<<SYS_CS_ME1_BIT) + #define SYS_CS_DE1 (1<<26) + #define SYS_CS_CE1 (1<<25) + #define SYS_CS_ME0_BIT 22 + #define SYS_CS_ME0_MASK (0x7<<SYS_CS_ME0_BIT) + #define SYS_CS_DE0 (1<<21) + #define SYS_CS_CE0 (1<<20) + #define SYS_CS_MI2_BIT 17 + #define SYS_CS_MI2_MASK (0x7<<SYS_CS_MI2_BIT) + #define SYS_CS_DI2 (1<<16) + #define SYS_CS_CI2 (1<<15) + #define SYS_CS_MUH_BIT 12 + #define SYS_CS_MUH_MASK (0x7<<SYS_CS_MUH_BIT) + #define SYS_CS_DUH (1<<11) + #define SYS_CS_CUH (1<<10) + #define SYS_CS_MUD_BIT 7 + #define SYS_CS_MUD_MASK (0x7<<SYS_CS_MUD_BIT) + #define SYS_CS_DUD (1<<6) + #define SYS_CS_CUD (1<<5) + #define SYS_CS_MIR_BIT 2 + #define SYS_CS_MIR_MASK (0x7<<SYS_CS_MIR_BIT) + #define SYS_CS_DIR (1<<1) + #define SYS_CS_CIR (1<<0) + + #define SYS_CS_MUX_AUX 0x1 + #define SYS_CS_MUX_FQ0 0x2 + #define SYS_CS_MUX_FQ1 0x3 + #define SYS_CS_MUX_FQ2 0x4 + #define SYS_CS_MUX_FQ3 0x5 + #define SYS_CS_MUX_FQ4 0x6 + #define SYS_CS_MUX_FQ5 0x7 +#define SYS_CPUPLL 0xB1900060 +#define SYS_AUXPLL 0xB1900064 + +/* AC97 Controller */ +#define AC97C_CONFIG 0xB0000000 + #define AC97C_RECV_SLOTS_BIT 13 + #define AC97C_RECV_SLOTS_MASK (0x3ff << AC97C_RECV_SLOTS_BIT) + #define AC97C_XMIT_SLOTS_BIT 3 + #define AC97C_XMIT_SLOTS_MASK (0x3ff << AC97C_XMIT_SLOTS_BIT) + #define AC97C_SG (1<<2) + #define AC97C_SYNC (1<<1) + #define AC97C_RESET (1<<0) +#define AC97C_STATUS 0xB0000004 + #define AC97C_XU (1<<11) + #define AC97C_XO (1<<10) + #define AC97C_RU (1<<9) + #define AC97C_RO (1<<8) + #define AC97C_READY (1<<7) + #define AC97C_CP (1<<6) + #define AC97C_TR (1<<5) + #define AC97C_TE (1<<4) + #define AC97C_TF (1<<3) + #define AC97C_RR (1<<2) + #define AC97C_RE (1<<1) + #define AC97C_RF (1<<0) +#define AC97C_DATA 0xB0000008 +#define AC97C_CMD 0xB000000C + #define AC97C_WD_BIT 16 + #define AC97C_READ (1<<7) + #define AC97C_INDEX_MASK 0x7f +#define AC97C_CNTRL 0xB0000010 + #define AC97C_RS (1<<1) + #define AC97C_CE (1<<0) + + +/* Secure Digital (SD) Controller */ +#define SD0_XMIT_FIFO 0xB0600000 +#define SD0_RECV_FIFO 0xB0600004 +#define SD1_XMIT_FIFO 0xB0680000 +#define SD1_RECV_FIFO 0xB0680004 + + +#if defined (CONFIG_SOC_AU1500) || defined(CONFIG_SOC_AU1550) +/* Au1500 PCI Controller */ +#define Au1500_CFG_BASE 0xB4005000 // virtual, kseg0 addr +#define Au1500_PCI_CMEM (Au1500_CFG_BASE + 0) +#define Au1500_PCI_CFG (Au1500_CFG_BASE + 4) + #define PCI_ERROR ((1<<22) | (1<<23) | (1<<24) | (1<<25) | (1<<26) | (1<<27)) +#define Au1500_PCI_B2BMASK_CCH (Au1500_CFG_BASE + 8) +#define Au1500_PCI_B2B0_VID (Au1500_CFG_BASE + 0xC) +#define Au1500_PCI_B2B1_ID (Au1500_CFG_BASE + 0x10) +#define Au1500_PCI_MWMASK_DEV (Au1500_CFG_BASE + 0x14) +#define Au1500_PCI_MWBASE_REV_CCL (Au1500_CFG_BASE + 0x18) +#define Au1500_PCI_ERR_ADDR (Au1500_CFG_BASE + 0x1C) +#define Au1500_PCI_SPEC_INTACK (Au1500_CFG_BASE + 0x20) +#define Au1500_PCI_ID (Au1500_CFG_BASE + 0x100) +#define Au1500_PCI_STATCMD (Au1500_CFG_BASE + 0x104) +#define Au1500_PCI_CLASSREV (Au1500_CFG_BASE + 0x108) +#define Au1500_PCI_HDRTYPE (Au1500_CFG_BASE + 0x10C) +#define Au1500_PCI_MBAR (Au1500_CFG_BASE + 0x110) + +#define Au1500_PCI_HDR 0xB4005100 // virtual, kseg0 addr + +/* All of our structures, like pci resource, have 32 bit members. + * Drivers are expected to do an ioremap on the PCI MEM resource, but it's + * hard to store 0x4 0000 0000 in a 32 bit type. We require a small patch + * to __ioremap to check for addresses between (u32)Au1500_PCI_MEM_START and + * (u32)Au1500_PCI_MEM_END and change those to the full 36 bit PCI MEM + * addresses. For PCI IO, it's simpler because we get to do the ioremap + * ourselves and then adjust the device's resources. + */ +#define Au1500_EXT_CFG 0x600000000ULL +#define Au1500_EXT_CFG_TYPE1 0x680000000ULL +#define Au1500_PCI_IO_START 0x500000000ULL +#define Au1500_PCI_IO_END 0x5000FFFFFULL +#define Au1500_PCI_MEM_START 0x440000000ULL +#define Au1500_PCI_MEM_END 0x44FFFFFFFULL + +#define PCI_IO_START (Au1500_PCI_IO_START + 0x1000) +#define PCI_IO_END (Au1500_PCI_IO_END) +#define PCI_MEM_START (Au1500_PCI_MEM_START) +#define PCI_MEM_END (Au1500_PCI_MEM_END) +#define PCI_FIRST_DEVFN (0<<3) +#define PCI_LAST_DEVFN (19<<3) + +#define IOPORT_RESOURCE_START 0x00001000 /* skip legacy probing */ +#define IOPORT_RESOURCE_END 0xffffffff +#define IOMEM_RESOURCE_START 0x10000000 +#define IOMEM_RESOURCE_END 0xffffffff + + /* + * Borrowed from the PPC arch: + * The following macro is used to lookup irqs in a standard table + * format for those PPC systems that do not already have PCI + * interrupts properly routed. + */ + /* FIXME - double check this from asm-ppc/pci-bridge.h */ +#define PCI_IRQ_TABLE_LOOKUP \ + ({ long _ctl_ = -1; \ + if (idsel >= min_idsel && idsel <= max_idsel && pin <= irqs_per_slot) \ + _ctl_ = pci_irq_table[idsel - min_idsel][pin-1]; \ + _ctl_; }) + + +#else /* Au1000 and Au1100 */ + +/* don't allow any legacy ports probing */ +#define IOPORT_RESOURCE_START 0x10000000; +#define IOPORT_RESOURCE_END 0xffffffff +#define IOMEM_RESOURCE_START 0x10000000 +#define IOMEM_RESOURCE_END 0xffffffff + +#ifdef CONFIG_MIPS_PB1000 +#define PCI_IO_START 0x10000000 +#define PCI_IO_END 0x1000ffff +#define PCI_MEM_START 0x18000000 +#define PCI_MEM_END 0x18ffffff +#define PCI_FIRST_DEVFN 0 +#define PCI_LAST_DEVFN 1 +#else +/* no PCI bus controller */ +#define PCI_IO_START 0 +#define PCI_IO_END 0 +#define PCI_MEM_START 0 +#define PCI_MEM_END 0 +#define PCI_FIRST_DEVFN 0 +#define PCI_LAST_DEVFN 0 +#endif + +#endif + +/* Processor information base on prid. + * Copied from PowerPC. + */ +struct cpu_spec { + /* CPU is matched via (PRID & prid_mask) == prid_value */ + unsigned int prid_mask; + unsigned int prid_value; + + char *cpu_name; + unsigned char cpu_od; /* Set Config[OD] */ + unsigned char cpu_bclk; /* Enable BCLK switching */ +}; + +extern struct cpu_spec cpu_specs[]; +extern struct cpu_spec *cur_cpu_spec[]; +#endif diff --git a/include/asm-mips/mach-au1x00/au1000_dma.h b/include/asm-mips/mach-au1x00/au1000_dma.h new file mode 100644 index 00000000000..810f2fa3344 --- /dev/null +++ b/include/asm-mips/mach-au1x00/au1000_dma.h @@ -0,0 +1,446 @@ +/* + * BRIEF MODULE DESCRIPTION + * Defines for using and allocating dma channels on the Alchemy + * Au1000 mips processor. + * + * Copyright 2000 MontaVista Software Inc. + * Author: MontaVista Software, Inc. + * stevel@mvista.com or source@mvista.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ +#ifndef __ASM_AU1000_DMA_H +#define __ASM_AU1000_DMA_H + +#include <asm/io.h> /* need byte IO */ +#include <linux/spinlock.h> /* And spinlocks */ +#include <linux/delay.h> +#include <asm/system.h> + +#define NUM_AU1000_DMA_CHANNELS 8 + +/* DMA Channel Base Addresses */ +#define DMA_CHANNEL_BASE 0xB4002000 +#define DMA_CHANNEL_LEN 0x00000100 + +/* DMA Channel Register Offsets */ +#define DMA_MODE_SET 0x00000000 +#define DMA_MODE_READ DMA_MODE_SET +#define DMA_MODE_CLEAR 0x00000004 +/* DMA Mode register bits follow */ +#define DMA_DAH_MASK (0x0f << 20) +#define DMA_DID_BIT 16 +#define DMA_DID_MASK (0x0f << DMA_DID_BIT) +#define DMA_DS (1<<15) +#define DMA_BE (1<<13) +#define DMA_DR (1<<12) +#define DMA_TS8 (1<<11) +#define DMA_DW_BIT 9 +#define DMA_DW_MASK (0x03 << DMA_DW_BIT) +#define DMA_DW8 (0 << DMA_DW_BIT) +#define DMA_DW16 (1 << DMA_DW_BIT) +#define DMA_DW32 (2 << DMA_DW_BIT) +#define DMA_NC (1<<8) +#define DMA_IE (1<<7) +#define DMA_HALT (1<<6) +#define DMA_GO (1<<5) +#define DMA_AB (1<<4) +#define DMA_D1 (1<<3) +#define DMA_BE1 (1<<2) +#define DMA_D0 (1<<1) +#define DMA_BE0 (1<<0) + +#define DMA_PERIPHERAL_ADDR 0x00000008 +#define DMA_BUFFER0_START 0x0000000C +#define DMA_BUFFER1_START 0x00000014 +#define DMA_BUFFER0_COUNT 0x00000010 +#define DMA_BUFFER1_COUNT 0x00000018 +#define DMA_BAH_BIT 16 +#define DMA_BAH_MASK (0x0f << DMA_BAH_BIT) +#define DMA_COUNT_BIT 0 +#define DMA_COUNT_MASK (0xffff << DMA_COUNT_BIT) + +/* DMA Device ID's follow */ +enum { + DMA_ID_UART0_TX = 0, + DMA_ID_UART0_RX, + DMA_ID_GP04, + DMA_ID_GP05, + DMA_ID_AC97C_TX, + DMA_ID_AC97C_RX, + DMA_ID_UART3_TX, + DMA_ID_UART3_RX, + DMA_ID_USBDEV_EP0_RX, + DMA_ID_USBDEV_EP0_TX, + DMA_ID_USBDEV_EP2_TX, + DMA_ID_USBDEV_EP3_TX, + DMA_ID_USBDEV_EP4_RX, + DMA_ID_USBDEV_EP5_RX, + DMA_ID_I2S_TX, + DMA_ID_I2S_RX, + DMA_NUM_DEV +}; + +/* DMA Device ID's for 2nd bank (AU1100) follow */ +enum { + DMA_ID_SD0_TX = 0, + DMA_ID_SD0_RX, + DMA_ID_SD1_TX, + DMA_ID_SD1_RX, + DMA_NUM_DEV_BANK2 +}; + +struct dma_chan { + int dev_id; // this channel is allocated if >=0, free otherwise + unsigned int io; + const char *dev_str; + int irq; + void *irq_dev; + unsigned int fifo_addr; + unsigned int mode; +}; + +/* These are in arch/mips/au1000/common/dma.c */ +extern struct dma_chan au1000_dma_table[]; +extern int request_au1000_dma(int dev_id, + const char *dev_str, + irqreturn_t (*irqhandler)(int, void *, + struct pt_regs *), + unsigned long irqflags, + void *irq_dev_id); +extern void free_au1000_dma(unsigned int dmanr); +extern int au1000_dma_read_proc(char *buf, char **start, off_t fpos, + int length, int *eof, void *data); +extern void dump_au1000_dma_channel(unsigned int dmanr); +extern spinlock_t au1000_dma_spin_lock; + + +static __inline__ struct dma_chan *get_dma_chan(unsigned int dmanr) +{ + if (dmanr >= NUM_AU1000_DMA_CHANNELS + || au1000_dma_table[dmanr].dev_id < 0) + return NULL; + return &au1000_dma_table[dmanr]; +} + +static __inline__ unsigned long claim_dma_lock(void) +{ + unsigned long flags; + spin_lock_irqsave(&au1000_dma_spin_lock, flags); + return flags; +} + +static __inline__ void release_dma_lock(unsigned long flags) +{ + spin_unlock_irqrestore(&au1000_dma_spin_lock, flags); +} + +/* + * Set the DMA buffer enable bits in the mode register. + */ +static __inline__ void enable_dma_buffer0(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + au_writel(DMA_BE0, chan->io + DMA_MODE_SET); +} +static __inline__ void enable_dma_buffer1(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + au_writel(DMA_BE1, chan->io + DMA_MODE_SET); +} +static __inline__ void enable_dma_buffers(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + au_writel(DMA_BE0 | DMA_BE1, chan->io + DMA_MODE_SET); +} + +static __inline__ void start_dma(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + + au_writel(DMA_GO, chan->io + DMA_MODE_SET); +} + +#define DMA_HALT_POLL 0x5000 + +static __inline__ void halt_dma(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + int i; + if (!chan) + return; + + au_writel(DMA_GO, chan->io + DMA_MODE_CLEAR); + // poll the halt bit + for (i = 0; i < DMA_HALT_POLL; i++) + if (au_readl(chan->io + DMA_MODE_READ) & DMA_HALT) + break; + if (i == DMA_HALT_POLL) + printk(KERN_INFO "halt_dma: HALT poll expired!\n"); +} + + +static __inline__ void disable_dma(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + + halt_dma(dmanr); + + // now we can disable the buffers + au_writel(~DMA_GO, chan->io + DMA_MODE_CLEAR); +} + +static __inline__ int dma_halted(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return 1; + return (au_readl(chan->io + DMA_MODE_READ) & DMA_HALT) ? 1 : 0; +} + +/* initialize a DMA channel */ +static __inline__ void init_dma(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + u32 mode; + if (!chan) + return; + + disable_dma(dmanr); + + // set device FIFO address + au_writel(CPHYSADDR(chan->fifo_addr), + chan->io + DMA_PERIPHERAL_ADDR); + + mode = chan->mode | (chan->dev_id << DMA_DID_BIT); + if (chan->irq) + mode |= DMA_IE; + + au_writel(~mode, chan->io + DMA_MODE_CLEAR); + au_writel(mode, chan->io + DMA_MODE_SET); +} + +/* + * set mode for a specific DMA channel + */ +static __inline__ void set_dma_mode(unsigned int dmanr, unsigned int mode) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + /* + * set_dma_mode is only allowed to change endianess, direction, + * transfer size, device FIFO width, and coherency settings. + * Make sure anything else is masked off. + */ + mode &= (DMA_BE | DMA_DR | DMA_TS8 | DMA_DW_MASK | DMA_NC); + chan->mode &= ~(DMA_BE | DMA_DR | DMA_TS8 | DMA_DW_MASK | DMA_NC); + chan->mode |= mode; +} + +static __inline__ unsigned int get_dma_mode(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return 0; + return chan->mode; +} + +static __inline__ int get_dma_active_buffer(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return -1; + return (au_readl(chan->io + DMA_MODE_READ) & DMA_AB) ? 1 : 0; +} + + +/* + * set the device FIFO address for a specific DMA channel - only + * applicable to GPO4 and GPO5. All the other devices have fixed + * FIFO addresses. + */ +static __inline__ void set_dma_fifo_addr(unsigned int dmanr, + unsigned int a) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + + if (chan->mode & DMA_DS) /* second bank of device ids */ + return; + + if (chan->dev_id != DMA_ID_GP04 && chan->dev_id != DMA_ID_GP05) + return; + + au_writel(CPHYSADDR(a), chan->io + DMA_PERIPHERAL_ADDR); +} + +/* + * Clear the DMA buffer done bits in the mode register. + */ +static __inline__ void clear_dma_done0(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + au_writel(DMA_D0, chan->io + DMA_MODE_CLEAR); +} +static __inline__ void clear_dma_done1(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + au_writel(DMA_D1, chan->io + DMA_MODE_CLEAR); +} + +/* + * This does nothing - not applicable to Au1000 DMA. + */ +static __inline__ void set_dma_page(unsigned int dmanr, char pagenr) +{ +} + +/* + * Set Buffer 0 transfer address for specific DMA channel. + */ +static __inline__ void set_dma_addr0(unsigned int dmanr, unsigned int a) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + au_writel(a, chan->io + DMA_BUFFER0_START); +} + +/* + * Set Buffer 1 transfer address for specific DMA channel. + */ +static __inline__ void set_dma_addr1(unsigned int dmanr, unsigned int a) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + au_writel(a, chan->io + DMA_BUFFER1_START); +} + + +/* + * Set Buffer 0 transfer size (max 64k) for a specific DMA channel. + */ +static __inline__ void set_dma_count0(unsigned int dmanr, + unsigned int count) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + count &= DMA_COUNT_MASK; + au_writel(count, chan->io + DMA_BUFFER0_COUNT); +} + +/* + * Set Buffer 1 transfer size (max 64k) for a specific DMA channel. + */ +static __inline__ void set_dma_count1(unsigned int dmanr, + unsigned int count) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + count &= DMA_COUNT_MASK; + au_writel(count, chan->io + DMA_BUFFER1_COUNT); +} + +/* + * Set both buffer transfer sizes (max 64k) for a specific DMA channel. + */ +static __inline__ void set_dma_count(unsigned int dmanr, + unsigned int count) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return; + count &= DMA_COUNT_MASK; + au_writel(count, chan->io + DMA_BUFFER0_COUNT); + au_writel(count, chan->io + DMA_BUFFER1_COUNT); +} + +/* + * Returns which buffer has its done bit set in the mode register. + * Returns -1 if neither or both done bits set. + */ +static __inline__ unsigned int get_dma_buffer_done(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return 0; + + return au_readl(chan->io + DMA_MODE_READ) & (DMA_D0 | DMA_D1); +} + + +/* + * Returns the DMA channel's Buffer Done IRQ number. + */ +static __inline__ int get_dma_done_irq(unsigned int dmanr) +{ + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return -1; + + return chan->irq; +} + +/* + * Get DMA residue count. Returns the number of _bytes_ left to transfer. + */ +static __inline__ int get_dma_residue(unsigned int dmanr) +{ + int curBufCntReg, count; + struct dma_chan *chan = get_dma_chan(dmanr); + if (!chan) + return 0; + + curBufCntReg = (au_readl(chan->io + DMA_MODE_READ) & DMA_AB) ? + DMA_BUFFER1_COUNT : DMA_BUFFER0_COUNT; + + count = au_readl(chan->io + curBufCntReg) & DMA_COUNT_MASK; + + if ((chan->mode & DMA_DW_MASK) == DMA_DW16) + count <<= 1; + else if ((chan->mode & DMA_DW_MASK) == DMA_DW32) + count <<= 2; + + return count; +} + +#endif /* __ASM_AU1000_DMA_H */ + diff --git a/include/asm-mips/mach-au1x00/au1000_gpio.h b/include/asm-mips/mach-au1x00/au1000_gpio.h new file mode 100644 index 00000000000..298f92012e8 --- /dev/null +++ b/include/asm-mips/mach-au1x00/au1000_gpio.h @@ -0,0 +1,56 @@ +/* + * FILE NAME au1000_gpio.h + * + * BRIEF MODULE DESCRIPTION + * API to Alchemy Au1000 GPIO device. + * + * Author: MontaVista Software, Inc. <source@mvista.com> + * Steve Longerbeam <stevel@mvista.com> + * + * Copyright 2001 MontaVista Software Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __AU1000_GPIO_H +#define __AU1000_GPIO_H + +#include <linux/ioctl.h> + +#define AU1000GPIO_IOC_MAGIC 'A' + +#define AU1000GPIO_IN _IOR (AU1000GPIO_IOC_MAGIC, 0, int) +#define AU1000GPIO_SET _IOW (AU1000GPIO_IOC_MAGIC, 1, int) +#define AU1000GPIO_CLEAR _IOW (AU1000GPIO_IOC_MAGIC, 2, int) +#define AU1000GPIO_OUT _IOW (AU1000GPIO_IOC_MAGIC, 3, int) +#define AU1000GPIO_TRISTATE _IOW (AU1000GPIO_IOC_MAGIC, 4, int) +#define AU1000GPIO_AVAIL_MASK _IOR (AU1000GPIO_IOC_MAGIC, 5, int) + +#ifdef __KERNEL__ +extern u32 get_au1000_avail_gpio_mask(void); +extern int au1000gpio_tristate(u32 data); +extern int au1000gpio_in(u32 *data); +extern int au1000gpio_set(u32 data); +extern int au1000gpio_clear(u32 data); +extern int au1000gpio_out(u32 data); +#endif + +#endif diff --git a/include/asm-mips/mach-au1x00/au1000_usbdev.h b/include/asm-mips/mach-au1x00/au1000_usbdev.h new file mode 100644 index 00000000000..05bc74bed0b --- /dev/null +++ b/include/asm-mips/mach-au1x00/au1000_usbdev.h @@ -0,0 +1,73 @@ +/* + * BRIEF MODULE DESCRIPTION + * Au1000 USB Device-Side Driver + * + * Copyright 2001 MontaVista Software Inc. + * Author: MontaVista Software, Inc. + * stevel@mvista.com or source@mvista.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#define USBDEV_REV 0x0110 // BCD +#define USBDEV_EP0_MAX_PACKET_SIZE 64 + +typedef enum { + ATTACHED = 0, + POWERED, + DEFAULT, + ADDRESS, + CONFIGURED +} usbdev_state_t; + +typedef enum { + CB_NEW_STATE = 0, + CB_PKT_COMPLETE +} usbdev_cb_type_t; + + +typedef struct usbdev_pkt { + int ep_addr; // ep addr this packet routed to + int size; // size of payload in bytes + unsigned status; // packet status + struct usbdev_pkt* next; // function layer can't touch this + u8 payload[0]; // the payload +} usbdev_pkt_t; + +#define PKT_STATUS_ACK (1<<0) +#define PKT_STATUS_NAK (1<<1) +#define PKT_STATUS_SU (1<<2) + +extern int usbdev_init(struct usb_device_descriptor* dev_desc, + struct usb_config_descriptor* config_desc, + struct usb_interface_descriptor* if_desc, + struct usb_endpoint_descriptor* ep_desc, + struct usb_string_descriptor* str_desc[], + void (*cb)(usbdev_cb_type_t, unsigned long, void *), + void* cb_data); + +extern void usbdev_exit(void); + +extern int usbdev_alloc_packet (int ep_addr, int data_size, + usbdev_pkt_t** pkt); +extern int usbdev_send_packet (int ep_addr, usbdev_pkt_t* pkt); +extern int usbdev_receive_packet(int ep_addr, usbdev_pkt_t** pkt); +extern int usbdev_get_byte_count(int ep_addr); diff --git a/include/asm-mips/mach-au1x00/au1100_mmc.h b/include/asm-mips/mach-au1x00/au1100_mmc.h new file mode 100644 index 00000000000..9e7d1ba21b5 --- /dev/null +++ b/include/asm-mips/mach-au1x00/au1100_mmc.h @@ -0,0 +1,205 @@ +/* + * BRIEF MODULE DESCRIPTION + * Defines for using the MMC/SD controllers on the + * Alchemy Au1100 mips processor. + * + * Copyright (c) 2003 Embedded Edge, LLC. + * Author: Embedded Edge, LLC. + * dan@embeddededge.com or tim@embeddededge.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ +/* + * AU1100 MMC/SD definitions. + * + * From "AMD Alchemy Solutions Au1100 Processor Data Book - Preliminary" + * June, 2003 + */ + +#ifndef __ASM_AU1100_MMC_H +#define __ASM_AU1100_MMC_H + + +#define NUM_AU1100_MMC_CONTROLLERS 2 + + +#define AU1100_SD_IRQ 2 + + +#define SD0_BASE 0xB0600000 +#define SD1_BASE 0xB0680000 + + +/* + * Register offsets. + */ +#define SD_TXPORT (0x0000) +#define SD_RXPORT (0x0004) +#define SD_CONFIG (0x0008) +#define SD_ENABLE (0x000C) +#define SD_CONFIG2 (0x0010) +#define SD_BLKSIZE (0x0014) +#define SD_STATUS (0x0018) +#define SD_DEBUG (0x001C) +#define SD_CMD (0x0020) +#define SD_CMDARG (0x0024) +#define SD_RESP3 (0x0028) +#define SD_RESP2 (0x002C) +#define SD_RESP1 (0x0030) +#define SD_RESP0 (0x0034) +#define SD_TIMEOUT (0x0038) + + +/* + * SD_TXPORT bit definitions. + */ +#define SD_TXPORT_TXD (0x000000ff) + + +/* + * SD_RXPORT bit definitions. + */ +#define SD_RXPORT_RXD (0x000000ff) + + +/* + * SD_CONFIG bit definitions. + */ +#define SD_CONFIG_DIV (0x000001ff) +#define SD_CONFIG_DE (0x00000200) +#define SD_CONFIG_NE (0x00000400) +#define SD_CONFIG_TU (0x00000800) +#define SD_CONFIG_TO (0x00001000) +#define SD_CONFIG_RU (0x00002000) +#define SD_CONFIG_RO (0x00004000) +#define SD_CONFIG_I (0x00008000) +#define SD_CONFIG_CR (0x00010000) +#define SD_CONFIG_RAT (0x00020000) +#define SD_CONFIG_DD (0x00040000) +#define SD_CONFIG_DT (0x00080000) +#define SD_CONFIG_SC (0x00100000) +#define SD_CONFIG_RC (0x00200000) +#define SD_CONFIG_WC (0x00400000) +#define SD_CONFIG_xxx (0x00800000) +#define SD_CONFIG_TH (0x01000000) +#define SD_CONFIG_TE (0x02000000) +#define SD_CONFIG_TA (0x04000000) +#define SD_CONFIG_RH (0x08000000) +#define SD_CONFIG_RA (0x10000000) +#define SD_CONFIG_RF (0x20000000) +#define SD_CONFIG_CD (0x40000000) +#define SD_CONFIG_SI (0x80000000) + + +/* + * SD_ENABLE bit definitions. + */ +#define SD_ENABLE_CE (0x00000001) +#define SD_ENABLE_R (0x00000002) + + +/* + * SD_CONFIG2 bit definitions. + */ +#define SD_CONFIG2_EN (0x00000001) +#define SD_CONFIG2_FF (0x00000002) +#define SD_CONFIG2_xx1 (0x00000004) +#define SD_CONFIG2_DF (0x00000008) +#define SD_CONFIG2_DC (0x00000010) +#define SD_CONFIG2_xx2 (0x000000e0) +#define SD_CONFIG2_WB (0x00000100) +#define SD_CONFIG2_RW (0x00000200) + + +/* + * SD_BLKSIZE bit definitions. + */ +#define SD_BLKSIZE_BS (0x000007ff) +#define SD_BLKSIZE_BS_SHIFT (0) +#define SD_BLKSIZE_BC (0x01ff0000) +#define SD_BLKSIZE_BC_SHIFT (16) + + +/* + * SD_STATUS bit definitions. + */ +#define SD_STATUS_DCRCW (0x00000007) +#define SD_STATUS_xx1 (0x00000008) +#define SD_STATUS_CB (0x00000010) +#define SD_STATUS_DB (0x00000020) +#define SD_STATUS_CF (0x00000040) +#define SD_STATUS_D3 (0x00000080) +#define SD_STATUS_xx2 (0x00000300) +#define SD_STATUS_NE (0x00000400) +#define SD_STATUS_TU (0x00000800) +#define SD_STATUS_TO (0x00001000) +#define SD_STATUS_RU (0x00002000) +#define SD_STATUS_RO (0x00004000) +#define SD_STATUS_I (0x00008000) +#define SD_STATUS_CR (0x00010000) +#define SD_STATUS_RAT (0x00020000) +#define SD_STATUS_DD (0x00040000) +#define SD_STATUS_DT (0x00080000) +#define SD_STATUS_SC (0x00100000) +#define SD_STATUS_RC (0x00200000) +#define SD_STATUS_WC (0x00400000) +#define SD_STATUS_xx3 (0x00800000) +#define SD_STATUS_TH (0x01000000) +#define SD_STATUS_TE (0x02000000) +#define SD_STATUS_TA (0x04000000) +#define SD_STATUS_RH (0x08000000) +#define SD_STATUS_RA (0x10000000) +#define SD_STATUS_RF (0x20000000) +#define SD_STATUS_CD (0x40000000) +#define SD_STATUS_SI (0x80000000) + + +/* + * SD_CMD bit definitions. + */ +#define SD_CMD_GO (0x00000001) +#define SD_CMD_RY (0x00000002) +#define SD_CMD_xx1 (0x0000000c) +#define SD_CMD_CT_MASK (0x000000f0) +#define SD_CMD_CT_0 (0x00000000) +#define SD_CMD_CT_1 (0x00000010) +#define SD_CMD_CT_2 (0x00000020) +#define SD_CMD_CT_3 (0x00000030) +#define SD_CMD_CT_4 (0x00000040) +#define SD_CMD_CT_5 (0x00000050) +#define SD_CMD_CT_6 (0x00000060) +#define SD_CMD_CT_7 (0x00000070) +#define SD_CMD_CI (0x0000ff00) +#define SD_CMD_CI_SHIFT (8) +#define SD_CMD_RT_MASK (0x00ff0000) +#define SD_CMD_RT_0 (0x00000000) +#define SD_CMD_RT_1 (0x00010000) +#define SD_CMD_RT_2 (0x00020000) +#define SD_CMD_RT_3 (0x00030000) +#define SD_CMD_RT_4 (0x00040000) +#define SD_CMD_RT_5 (0x00050000) +#define SD_CMD_RT_6 (0x00060000) +#define SD_CMD_RT_1B (0x00810000) + + +#endif /* __ASM_AU1100_MMC_H */ + diff --git a/include/asm-mips/mach-au1x00/au1xxx_dbdma.h b/include/asm-mips/mach-au1x00/au1xxx_dbdma.h new file mode 100644 index 00000000000..d5eb88cd7d5 --- /dev/null +++ b/include/asm-mips/mach-au1x00/au1xxx_dbdma.h @@ -0,0 +1,299 @@ +/* + * + * BRIEF MODULE DESCRIPTION + * Include file for Alchemy Semiconductor's Au1550 Descriptor + * Based DMA Controller. + * + * Copyright 2004 Embedded Edge, LLC + * dan@embeddededge.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* Specifics for the Au1xxx Descriptor-Based DMA Controllers, first + * seen in the AU1550 part. + */ +#ifndef _AU1000_DBDMA_H_ +#define _AU1000_DBDMA_H_ + +#include <linux/config.h> + +#ifndef _LANGUAGE_ASSEMBLY + +/* The DMA base addresses. + * The Channels are every 256 bytes (0x0100) from the channel 0 base. + * Interrupt status/enable is bits 15:0 for channels 15 to zero. + */ +#define DDMA_GLOBAL_BASE 0xb4003000 +#define DDMA_CHANNEL_BASE 0xb4002000 + +typedef struct dbdma_global { + u32 ddma_config; + u32 ddma_intstat; + u32 ddma_throttle; + u32 ddma_inten; +} dbdma_global_t; + +/* General Configuration. +*/ +#define DDMA_CONFIG_AF (1 << 2) +#define DDMA_CONFIG_AH (1 << 1) +#define DDMA_CONFIG_AL (1 << 0) + +#define DDMA_THROTTLE_EN (1 << 31) + +/* The structure of a DMA Channel. +*/ +typedef struct au1xxx_dma_channel { + u32 ddma_cfg; /* See below */ + u32 ddma_desptr; /* 32-byte aligned pointer to descriptor */ + u32 ddma_statptr; /* word aligned pointer to status word */ + u32 ddma_dbell; /* A write activates channel operation */ + u32 ddma_irq; /* If bit 0 set, interrupt pending */ + u32 ddma_stat; /* See below */ + u32 ddma_bytecnt; /* Byte count, valid only when chan idle */ + /* Remainder, up to the 256 byte boundary, is reserved. + */ +} au1x_dma_chan_t; + +#define DDMA_CFG_SED (1 << 9) /* source DMA level/edge detect */ +#define DDMA_CFG_SP (1 << 8) /* source DMA polarity */ +#define DDMA_CFG_DED (1 << 7) /* destination DMA level/edge detect */ +#define DDMA_CFG_DP (1 << 6) /* destination DMA polarity */ +#define DDMA_CFG_SYNC (1 << 5) /* Sync static bus controller */ +#define DDMA_CFG_PPR (1 << 4) /* PCI posted read/write control */ +#define DDMA_CFG_DFN (1 << 3) /* Descriptor fetch non-coherent */ +#define DDMA_CFG_SBE (1 << 2) /* Source big endian */ +#define DDMA_CFG_DBE (1 << 1) /* Destination big endian */ +#define DDMA_CFG_EN (1 << 0) /* Channel enable */ + +/* Always set when descriptor processing done, regardless of + * interrupt enable state. Reflected in global intstat, don't + * clear this until global intstat is read/used. + */ +#define DDMA_IRQ_IN (1 << 0) + +#define DDMA_STAT_DB (1 << 2) /* Doorbell pushed */ +#define DDMA_STAT_V (1 << 1) /* Descriptor valid */ +#define DDMA_STAT_H (1 << 0) /* Channel Halted */ + +/* "Standard" DDMA Descriptor. + * Must be 32-byte aligned. + */ +typedef struct au1xxx_ddma_desc { + u32 dscr_cmd0; /* See below */ + u32 dscr_cmd1; /* See below */ + u32 dscr_source0; /* source phys address */ + u32 dscr_source1; /* See below */ + u32 dscr_dest0; /* Destination address */ + u32 dscr_dest1; /* See below */ + u32 dscr_stat; /* completion status */ + u32 dscr_nxtptr; /* Next descriptor pointer (mostly) */ +} au1x_ddma_desc_t; + +#define DSCR_CMD0_V (1 << 31) /* Descriptor valid */ +#define DSCR_CMD0_MEM (1 << 30) /* mem-mem transfer */ +#define DSCR_CMD0_SID_MASK (0x1f << 25) /* Source ID */ +#define DSCR_CMD0_DID_MASK (0x1f << 20) /* Destination ID */ +#define DSCR_CMD0_SW_MASK (0x3 << 18) /* Source Width */ +#define DSCR_CMD0_DW_MASK (0x3 << 16) /* Destination Width */ +#define DSCR_CMD0_ARB (0x1 << 15) /* Set for Hi Pri */ +#define DSCR_CMD0_DT_MASK (0x3 << 13) /* Descriptor Type */ +#define DSCR_CMD0_SN (0x1 << 12) /* Source non-coherent */ +#define DSCR_CMD0_DN (0x1 << 11) /* Destination non-coherent */ +#define DSCR_CMD0_SM (0x1 << 10) /* Stride mode */ +#define DSCR_CMD0_IE (0x1 << 8) /* Interrupt Enable */ +#define DSCR_CMD0_SP (0x1 << 4) /* Status pointer select */ +#define DSCR_CMD0_CV (0x1 << 2) /* Clear Valid when done */ +#define DSCR_CMD0_ST_MASK (0x3 << 0) /* Status instruction */ + +/* Command 0 device IDs. +*/ +#define DSCR_CMD0_UART0_TX 0 +#define DSCR_CMD0_UART0_RX 1 +#define DSCR_CMD0_UART3_TX 2 +#define DSCR_CMD0_UART3_RX 3 +#define DSCR_CMD0_DMA_REQ0 4 +#define DSCR_CMD0_DMA_REQ1 5 +#define DSCR_CMD0_DMA_REQ2 6 +#define DSCR_CMD0_DMA_REQ3 7 +#define DSCR_CMD0_USBDEV_RX0 8 +#define DSCR_CMD0_USBDEV_TX0 9 +#define DSCR_CMD0_USBDEV_TX1 10 +#define DSCR_CMD0_USBDEV_TX2 11 +#define DSCR_CMD0_USBDEV_RX3 12 +#define DSCR_CMD0_USBDEV_RX4 13 +#define DSCR_CMD0_PSC0_TX 14 +#define DSCR_CMD0_PSC0_RX 15 +#define DSCR_CMD0_PSC1_TX 16 +#define DSCR_CMD0_PSC1_RX 17 +#define DSCR_CMD0_PSC2_TX 18 +#define DSCR_CMD0_PSC2_RX 19 +#define DSCR_CMD0_PSC3_TX 20 +#define DSCR_CMD0_PSC3_RX 21 +#define DSCR_CMD0_PCI_WRITE 22 +#define DSCR_CMD0_NAND_FLASH 23 +#define DSCR_CMD0_MAC0_RX 24 +#define DSCR_CMD0_MAC0_TX 25 +#define DSCR_CMD0_MAC1_RX 26 +#define DSCR_CMD0_MAC1_TX 27 +#define DSCR_CMD0_THROTTLE 30 +#define DSCR_CMD0_ALWAYS 31 +#define DSCR_NDEV_IDS 32 + +#define DSCR_CMD0_SID(x) (((x) & 0x1f) << 25) +#define DSCR_CMD0_DID(x) (((x) & 0x1f) << 20) + +/* Source/Destination transfer width. +*/ +#define DSCR_CMD0_BYTE 0 +#define DSCR_CMD0_HALFWORD 1 +#define DSCR_CMD0_WORD 2 + +#define DSCR_CMD0_SW(x) (((x) & 0x3) << 18) +#define DSCR_CMD0_DW(x) (((x) & 0x3) << 16) + +/* DDMA Descriptor Type. +*/ +#define DSCR_CMD0_STANDARD 0 +#define DSCR_CMD0_LITERAL 1 +#define DSCR_CMD0_CMP_BRANCH 2 + +#define DSCR_CMD0_DT(x) (((x) & 0x3) << 13) + +/* Status Instruction. +*/ +#define DSCR_CMD0_ST_NOCHANGE 0 /* Don't change */ +#define DSCR_CMD0_ST_CURRENT 1 /* Write current status */ +#define DSCR_CMD0_ST_CMD0 2 /* Write cmd0 with V cleared */ +#define DSCR_CMD0_ST_BYTECNT 3 /* Write remaining byte count */ + +#define DSCR_CMD0_ST(x) (((x) & 0x3) << 0) + +/* Descriptor Command 1 +*/ +#define DSCR_CMD1_SUPTR_MASK (0xf << 28) /* upper 4 bits of src addr */ +#define DSCR_CMD1_DUPTR_MASK (0xf << 24) /* upper 4 bits of dest addr */ +#define DSCR_CMD1_FL_MASK (0x3 << 22) /* Flag bits */ +#define DSCR_CMD1_BC_MASK (0x3fffff) /* Byte count */ + +/* Flag description. +*/ +#define DSCR_CMD1_FL_MEM_STRIDE0 0 +#define DSCR_CMD1_FL_MEM_STRIDE1 1 +#define DSCR_CMD1_FL_MEM_STRIDE2 2 + +#define DSCR_CMD1_FL(x) (((x) & 0x3) << 22) + +/* Source1, 1-dimensional stride. +*/ +#define DSCR_SRC1_STS_MASK (3 << 30) /* Src xfer size */ +#define DSCR_SRC1_SAM_MASK (3 << 28) /* Src xfer movement */ +#define DSCR_SRC1_SB_MASK (0x3fff << 14) /* Block size */ +#define DSCR_SRC1_SB(x) (((x) & 0x3fff) << 14) +#define DSCR_SRC1_SS_MASK (0x3fff << 0) /* Stride */ +#define DSCR_SRC1_SS(x) (((x) & 0x3fff) << 0) + +/* Dest1, 1-dimensional stride. +*/ +#define DSCR_DEST1_DTS_MASK (3 << 30) /* Dest xfer size */ +#define DSCR_DEST1_DAM_MASK (3 << 28) /* Dest xfer movement */ +#define DSCR_DEST1_DB_MASK (0x3fff << 14) /* Block size */ +#define DSCR_DEST1_DB(x) (((x) & 0x3fff) << 14) +#define DSCR_DEST1_DS_MASK (0x3fff << 0) /* Stride */ +#define DSCR_DEST1_DS(x) (((x) & 0x3fff) << 0) + +#define DSCR_xTS_SIZE1 0 +#define DSCR_xTS_SIZE2 1 +#define DSCR_xTS_SIZE4 2 +#define DSCR_xTS_SIZE8 3 +#define DSCR_SRC1_STS(x) (((x) & 3) << 30) +#define DSCR_DEST1_DTS(x) (((x) & 3) << 30) + +#define DSCR_xAM_INCREMENT 0 +#define DSCR_xAM_DECREMENT 1 +#define DSCR_xAM_STATIC 2 +#define DSCR_xAM_BURST 3 +#define DSCR_SRC1_SAM(x) (((x) & 3) << 28) +#define DSCR_DEST1_DAM(x) (((x) & 3) << 28) + +/* The next descriptor pointer. +*/ +#define DSCR_NXTPTR_MASK (0x07ffffff) +#define DSCR_NXTPTR(x) ((x) >> 5) +#define DSCR_GET_NXTPTR(x) ((x) << 5) +#define DSCR_NXTPTR_MS (1 << 27) + +/* The number of DBDMA channels. +*/ +#define NUM_DBDMA_CHANS 16 + +/* External functions for drivers to use. +*/ +/* Use this to allocate a dbdma channel. The device ids are one of the + * DSCR_CMD0 devices IDs, which is usually redefined to a more + * meaningful name. The 'callback' is called during dma completion + * interrupt. + */ +u32 au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid, + void (*callback)(int, void *, struct pt_regs *), void *callparam); + +#define DBDMA_MEM_CHAN DSCR_CMD0_ALWAYS + +/* ACK! These should be in a board specific description file. +*/ +#ifdef CONFIG_MIPS_PB1550 +#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX +#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX +#endif +#ifdef CONFIG_MIPS_DB1550 +#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX +#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX +#endif + + +/* Set the device width of a in/out fifo. +*/ +u32 au1xxx_dbdma_set_devwidth(u32 chanid, int bits); + +/* Allocate a ring of descriptors for dbdma. +*/ +u32 au1xxx_dbdma_ring_alloc(u32 chanid, int entries); + +/* Put buffers on source/destination descriptors. +*/ +u32 au1xxx_dbdma_put_source(u32 chanid, void *buf, int nbytes); +u32 au1xxx_dbdma_put_dest(u32 chanid, void *buf, int nbytes); + +/* Get a buffer from the destination descriptor. +*/ +u32 au1xxx_dbdma_get_dest(u32 chanid, void **buf, int *nbytes); + +void au1xxx_dbdma_stop(u32 chanid); +void au1xxx_dbdma_start(u32 chanid); +void au1xxx_dbdma_reset(u32 chanid); +u32 au1xxx_get_dma_residue(u32 chanid); + +void au1xxx_dbdma_chan_free(u32 chanid); +void au1xxx_dbdma_dump(u32 chanid); + +#endif /* _LANGUAGE_ASSEMBLY */ +#endif /* _AU1000_DBDMA_H_ */ diff --git a/include/asm-mips/mach-au1x00/au1xxx_psc.h b/include/asm-mips/mach-au1x00/au1xxx_psc.h new file mode 100644 index 00000000000..283519dfdec --- /dev/null +++ b/include/asm-mips/mach-au1x00/au1xxx_psc.h @@ -0,0 +1,522 @@ +/* + * + * BRIEF MODULE DESCRIPTION + * Include file for Alchemy Semiconductor's Au1k CPU. + * + * Copyright 2004 Embedded Edge, LLC + * dan@embeddededge.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* Specifics for the Au1xxx Programmable Serial Controllers, first + * seen in the AU1550 part. + */ +#ifndef _AU1000_PSC_H_ +#define _AU1000_PSC_H_ + +/* The PSC base addresses. */ +#ifdef CONFIG_SOC_AU1550 +#define PSC0_BASE_ADDR 0xb1a00000 +#define PSC1_BASE_ADDR 0xb1b00000 +#define PSC2_BASE_ADDR 0xb0a00000 +#define PSC3_BASE_ADDR 0xb0d00000 +#endif + +/* The PSC select and control registers are common to + * all protocols. + */ +#define PSC_SEL_OFFSET 0x00000000 +#define PSC_CTRL_OFFSET 0x00000004 + +#define PSC_SEL_CLK_MASK (3 << 4) +#define PSC_SEL_CLK_INTCLK (0 << 4) +#define PSC_SEL_CLK_EXTCLK (1 << 4) +#define PSC_SEL_CLK_SERCLK (2 << 4) + +#define PSC_SEL_PS_MASK 0x00000007 +#define PSC_SEL_PS_DISABLED (0) +#define PSC_SEL_PS_SPIMODE (2) +#define PSC_SEL_PS_I2SMODE (3) +#define PSC_SEL_PS_AC97MODE (4) +#define PSC_SEL_PS_SMBUSMODE (5) + +#define PSC_CTRL_DISABLE (0) +#define PSC_CTRL_SUSPEND (2) +#define PSC_CTRL_ENABLE (3) + +/* AC97 Registers. +*/ +#define PSC_AC97CFG_OFFSET 0x00000008 +#define PSC_AC97MSK_OFFSET 0x0000000c +#define PSC_AC97PCR_OFFSET 0x00000010 +#define PSC_AC97STAT_OFFSET 0x00000014 +#define PSC_AC97EVNT_OFFSET 0x00000018 +#define PSC_AC97TXRX_OFFSET 0x0000001c +#define PSC_AC97CDC_OFFSET 0x00000020 +#define PSC_AC97RST_OFFSET 0x00000024 +#define PSC_AC97GPO_OFFSET 0x00000028 +#define PSC_AC97GPI_OFFSET 0x0000002c + +#define AC97_PSC_SEL (AC97_PSC_BASE + PSC_SEL_OFFSET) +#define AC97_PSC_CTRL (AC97_PSC_BASE + PSC_CTRL_OFFSET) +#define PSC_AC97CFG (AC97_PSC_BASE + PSC_AC97CFG_OFFSET) +#define PSC_AC97MSK (AC97_PSC_BASE + PSC_AC97MSK_OFFSET) +#define PSC_AC97PCR (AC97_PSC_BASE + PSC_AC97PCR_OFFSET) +#define PSC_AC97STAT (AC97_PSC_BASE + PSC_AC97STAT_OFFSET) +#define PSC_AC97EVNT (AC97_PSC_BASE + PSC_AC97EVNT_OFFSET) +#define PSC_AC97TXRX (AC97_PSC_BASE + PSC_AC97TXRX_OFFSET) +#define PSC_AC97CDC (AC97_PSC_BASE + PSC_AC97CDC_OFFSET) +#define PSC_AC97RST (AC97_PSC_BASE + PSC_AC97RST_OFFSET) +#define PSC_AC97GPO (AC97_PSC_BASE + PSC_AC97GPO_OFFSET) +#define PSC_AC97GPI (AC97_PSC_BASE + PSC_AC97GPI_OFFSET) + +/* AC97 Config Register. +*/ +#define PSC_AC97CFG_RT_MASK (3 << 30) +#define PSC_AC97CFG_RT_FIFO1 (0 << 30) +#define PSC_AC97CFG_RT_FIFO2 (1 << 30) +#define PSC_AC97CFG_RT_FIFO4 (2 << 30) +#define PSC_AC97CFG_RT_FIFO8 (3 << 30) + +#define PSC_AC97CFG_TT_MASK (3 << 28) +#define PSC_AC97CFG_TT_FIFO1 (0 << 28) +#define PSC_AC97CFG_TT_FIFO2 (1 << 28) +#define PSC_AC97CFG_TT_FIFO4 (2 << 28) +#define PSC_AC97CFG_TT_FIFO8 (3 << 28) + +#define PSC_AC97CFG_DD_DISABLE (1 << 27) +#define PSC_AC97CFG_DE_ENABLE (1 << 26) +#define PSC_AC97CFG_SE_ENABLE (1 << 25) + +#define PSC_AC97CFG_LEN_MASK (0xf << 21) +#define PSC_AC97CFG_TXSLOT_MASK (0x3ff << 11) +#define PSC_AC97CFG_RXSLOT_MASK (0x3ff << 1) +#define PSC_AC97CFG_GE_ENABLE (1) + +/* Enable slots 3-12. +*/ +#define PSC_AC97CFG_TXSLOT_ENA(x) (1 << (((x) - 3) + 11)) +#define PSC_AC97CFG_RXSLOT_ENA(x) (1 << (((x) - 3) + 1)) + +/* The word length equation is ((x) * 2) + 2, so choose 'x' appropriately. + * The only sensible numbers are 7, 9, or possibly 11. Nah, just do the + * arithmetic in the macro. + */ +#define PSC_AC97CFG_SET_LEN(x) (((((x)-2)/2) & 0xf) << 21) +#define PSC_AC97CFG_GET_LEN(x) (((((x) >> 21) & 0xf) * 2) + 2) + +/* AC97 Mask Register. +*/ +#define PSC_AC97MSK_GR (1 << 25) +#define PSC_AC97MSK_CD (1 << 24) +#define PSC_AC97MSK_RR (1 << 13) +#define PSC_AC97MSK_RO (1 << 12) +#define PSC_AC97MSK_RU (1 << 11) +#define PSC_AC97MSK_TR (1 << 10) +#define PSC_AC97MSK_TO (1 << 9) +#define PSC_AC97MSK_TU (1 << 8) +#define PSC_AC97MSK_RD (1 << 5) +#define PSC_AC97MSK_TD (1 << 4) +#define PSC_AC97MSK_ALLMASK (PSC_AC97MSK_GR | PSC_AC97MSK_CD | \ + PSC_AC97MSK_RR | PSC_AC97MSK_RO | \ + PSC_AC97MSK_RU | PSC_AC97MSK_TR | \ + PSC_AC97MSK_TO | PSC_AC97MSK_TU | \ + PSC_AC97MSK_RD | PSC_AC97MSK_TD) + +/* AC97 Protocol Control Register. +*/ +#define PSC_AC97PCR_RC (1 << 6) +#define PSC_AC97PCR_RP (1 << 5) +#define PSC_AC97PCR_RS (1 << 4) +#define PSC_AC97PCR_TC (1 << 2) +#define PSC_AC97PCR_TP (1 << 1) +#define PSC_AC97PCR_TS (1 << 0) + +/* AC97 Status register (read only). +*/ +#define PSC_AC97STAT_CB (1 << 26) +#define PSC_AC97STAT_CP (1 << 25) +#define PSC_AC97STAT_CR (1 << 24) +#define PSC_AC97STAT_RF (1 << 13) +#define PSC_AC97STAT_RE (1 << 12) +#define PSC_AC97STAT_RR (1 << 11) +#define PSC_AC97STAT_TF (1 << 10) +#define PSC_AC97STAT_TE (1 << 9) +#define PSC_AC97STAT_TR (1 << 8) +#define PSC_AC97STAT_RB (1 << 5) +#define PSC_AC97STAT_TB (1 << 4) +#define PSC_AC97STAT_DI (1 << 2) +#define PSC_AC97STAT_DR (1 << 1) +#define PSC_AC97STAT_SR (1 << 0) + +/* AC97 Event Register. +*/ +#define PSC_AC97EVNT_GR (1 << 25) +#define PSC_AC97EVNT_CD (1 << 24) +#define PSC_AC97EVNT_RR (1 << 13) +#define PSC_AC97EVNT_RO (1 << 12) +#define PSC_AC97EVNT_RU (1 << 11) +#define PSC_AC97EVNT_TR (1 << 10) +#define PSC_AC97EVNT_TO (1 << 9) +#define PSC_AC97EVNT_TU (1 << 8) +#define PSC_AC97EVNT_RD (1 << 5) +#define PSC_AC97EVNT_TD (1 << 4) + +/* CODEC Command Register. +*/ +#define PSC_AC97CDC_RD (1 << 25) +#define PSC_AC97CDC_ID_MASK (3 << 23) +#define PSC_AC97CDC_INDX_MASK (0x7f << 16) +#define PSC_AC97CDC_ID(x) (((x) & 0x3) << 23) +#define PSC_AC97CDC_INDX(x) (((x) & 0x7f) << 16) + +/* AC97 Reset Control Register. +*/ +#define PSC_AC97RST_RST (1 << 1) +#define PSC_AC97RST_SNC (1 << 0) + + +/* PSC in I2S Mode. +*/ +typedef struct psc_i2s { + u32 psc_sel; + u32 psc_ctrl; + u32 psc_i2scfg; + u32 psc_i2smsk; + u32 psc_i2spcr; + u32 psc_i2sstat; + u32 psc_i2sevent; + u32 psc_i2stxrx; + u32 psc_i2sudf; +} psc_i2s_t; + +/* I2S Config Register. +*/ +#define PSC_I2SCFG_RT_MASK (3 << 30) +#define PSC_I2SCFG_RT_FIFO1 (0 << 30) +#define PSC_I2SCFG_RT_FIFO2 (1 << 30) +#define PSC_I2SCFG_RT_FIFO4 (2 << 30) +#define PSC_I2SCFG_RT_FIFO8 (3 << 30) + +#define PSC_I2SCFG_TT_MASK (3 << 28) +#define PSC_I2SCFG_TT_FIFO1 (0 << 28) +#define PSC_I2SCFG_TT_FIFO2 (1 << 28) +#define PSC_I2SCFG_TT_FIFO4 (2 << 28) +#define PSC_I2SCFG_TT_FIFO8 (3 << 28) + +#define PSC_I2SCFG_DD_DISABLE (1 << 27) +#define PSC_I2SCFG_DE_ENABLE (1 << 26) +#define PSC_I2SCFG_SET_WS(x) (((((x) / 2) - 1) & 0x7f) << 16) +#define PSC_I2SCFG_WI (1 << 15) + +#define PSC_I2SCFG_DIV_MASK (3 << 13) +#define PSC_I2SCFG_DIV2 (0 << 13) +#define PSC_I2SCFG_DIV4 (1 << 13) +#define PSC_I2SCFG_DIV8 (2 << 13) +#define PSC_I2SCFG_DIV16 (3 << 13) + +#define PSC_I2SCFG_BI (1 << 12) +#define PSC_I2SCFG_BUF (1 << 11) +#define PSC_I2SCFG_MLJ (1 << 10) +#define PSC_I2SCFG_XM (1 << 9) + +/* The word length equation is simply LEN+1. + */ +#define PSC_I2SCFG_SET_LEN(x) ((((x) - 1) & 0x1f) << 4) +#define PSC_I2SCFG_GET_LEN(x) ((((x) >> 4) & 0x1f) + 1) + +#define PSC_I2SCFG_LB (1 << 2) +#define PSC_I2SCFG_MLF (1 << 1) +#define PSC_I2SCFG_MS (1 << 0) + +/* I2S Mask Register. +*/ +#define PSC_I2SMSK_RR (1 << 13) +#define PSC_I2SMSK_RO (1 << 12) +#define PSC_I2SMSK_RU (1 << 11) +#define PSC_I2SMSK_TR (1 << 10) +#define PSC_I2SMSK_TO (1 << 9) +#define PSC_I2SMSK_TU (1 << 8) +#define PSC_I2SMSK_RD (1 << 5) +#define PSC_I2SMSK_TD (1 << 4) +#define PSC_I2SMSK_ALLMASK (PSC_I2SMSK_RR | PSC_I2SMSK_RO | \ + PSC_I2SMSK_RU | PSC_I2SMSK_TR | \ + PSC_I2SMSK_TO | PSC_I2SMSK_TU | \ + PSC_I2SMSK_RD | PSC_I2SMSK_TD) + +/* I2S Protocol Control Register. +*/ +#define PSC_I2SPCR_RC (1 << 6) +#define PSC_I2SPCR_RP (1 << 5) +#define PSC_I2SPCR_RS (1 << 4) +#define PSC_I2SPCR_TC (1 << 2) +#define PSC_I2SPCR_TP (1 << 1) +#define PSC_I2SPCR_TS (1 << 0) + +/* I2S Status register (read only). +*/ +#define PSC_I2SSTAT_RF (1 << 13) +#define PSC_I2SSTAT_RE (1 << 12) +#define PSC_I2SSTAT_RR (1 << 11) +#define PSC_I2SSTAT_TF (1 << 10) +#define PSC_I2SSTAT_TE (1 << 9) +#define PSC_I2SSTAT_TR (1 << 8) +#define PSC_I2SSTAT_RB (1 << 5) +#define PSC_I2SSTAT_TB (1 << 4) +#define PSC_I2SSTAT_DI (1 << 2) +#define PSC_I2SSTAT_DR (1 << 1) +#define PSC_I2SSTAT_SR (1 << 0) + +/* I2S Event Register. +*/ +#define PSC_I2SEVNT_RR (1 << 13) +#define PSC_I2SEVNT_RO (1 << 12) +#define PSC_I2SEVNT_RU (1 << 11) +#define PSC_I2SEVNT_TR (1 << 10) +#define PSC_I2SEVNT_TO (1 << 9) +#define PSC_I2SEVNT_TU (1 << 8) +#define PSC_I2SEVNT_RD (1 << 5) +#define PSC_I2SEVNT_TD (1 << 4) + +/* PSC in SPI Mode. +*/ +typedef struct psc_spi { + u32 psc_sel; + u32 psc_ctrl; + u32 psc_spicfg; + u32 psc_spimsk; + u32 psc_spipcr; + u32 psc_spistat; + u32 psc_spievent; + u32 psc_spitxrx; +} psc_spi_t; + +/* SPI Config Register. +*/ +#define PSC_SPICFG_RT_MASK (3 << 30) +#define PSC_SPICFG_RT_FIFO1 (0 << 30) +#define PSC_SPICFG_RT_FIFO2 (1 << 30) +#define PSC_SPICFG_RT_FIFO4 (2 << 30) +#define PSC_SPICFG_RT_FIFO8 (3 << 30) + +#define PSC_SPICFG_TT_MASK (3 << 28) +#define PSC_SPICFG_TT_FIFO1 (0 << 28) +#define PSC_SPICFG_TT_FIFO2 (1 << 28) +#define PSC_SPICFG_TT_FIFO4 (2 << 28) +#define PSC_SPICFG_TT_FIFO8 (3 << 28) + +#define PSC_SPICFG_DD_DISABLE (1 << 27) +#define PSC_SPICFG_DE_ENABLE (1 << 26) +#define PSC_SPICFG_CLR_BAUD(x) ((x) & ~((0x3f) << 15)) +#define PSC_SPICFG_SET_BAUD(x) (((x) & 0x3f) << 15) + +#define PSC_SPICFG_SET_DIV(x) (((x) & 0x03) << 13) +#define PSC_SPICFG_DIV2 0 +#define PSC_SPICFG_DIV4 1 +#define PSC_SPICFG_DIV8 2 +#define PSC_SPICFG_DIV16 3 + +#define PSC_SPICFG_BI (1 << 12) +#define PSC_SPICFG_PSE (1 << 11) +#define PSC_SPICFG_CGE (1 << 10) +#define PSC_SPICFG_CDE (1 << 9) + +#define PSC_SPICFG_CLR_LEN(x) ((x) & ~((0x1f) << 4)) +#define PSC_SPICFG_SET_LEN(x) (((x-1) & 0x1f) << 4) + +#define PSC_SPICFG_LB (1 << 3) +#define PSC_SPICFG_MLF (1 << 1) +#define PSC_SPICFG_MO (1 << 0) + +/* SPI Mask Register. +*/ +#define PSC_SPIMSK_MM (1 << 16) +#define PSC_SPIMSK_RR (1 << 13) +#define PSC_SPIMSK_RO (1 << 12) +#define PSC_SPIMSK_RU (1 << 11) +#define PSC_SPIMSK_TR (1 << 10) +#define PSC_SPIMSK_TO (1 << 9) +#define PSC_SPIMSK_TU (1 << 8) +#define PSC_SPIMSK_SD (1 << 5) +#define PSC_SPIMSK_MD (1 << 4) +#define PSC_SPIMSK_ALLMASK (PSC_SPIMSK_MM | PSC_SPIMSK_RR | \ + PSC_SPIMSK_RO | PSC_SPIMSK_TO | \ + PSC_SPIMSK_TU | PSC_SPIMSK_SD | \ + PSC_SPIMSK_MD) + +/* SPI Protocol Control Register. +*/ +#define PSC_SPIPCR_RC (1 << 6) +#define PSC_SPIPCR_SP (1 << 5) +#define PSC_SPIPCR_SS (1 << 4) +#define PSC_SPIPCR_TC (1 << 2) +#define PSC_SPIPCR_MS (1 << 0) + +/* SPI Status register (read only). +*/ +#define PSC_SPISTAT_RF (1 << 13) +#define PSC_SPISTAT_RE (1 << 12) +#define PSC_SPISTAT_RR (1 << 11) +#define PSC_SPISTAT_TF (1 << 10) +#define PSC_SPISTAT_TE (1 << 9) +#define PSC_SPISTAT_TR (1 << 8) +#define PSC_SPISTAT_SB (1 << 5) +#define PSC_SPISTAT_MB (1 << 4) +#define PSC_SPISTAT_DI (1 << 2) +#define PSC_SPISTAT_DR (1 << 1) +#define PSC_SPISTAT_SR (1 << 0) + +/* SPI Event Register. +*/ +#define PSC_SPIEVNT_MM (1 << 16) +#define PSC_SPIEVNT_RR (1 << 13) +#define PSC_SPIEVNT_RO (1 << 12) +#define PSC_SPIEVNT_RU (1 << 11) +#define PSC_SPIEVNT_TR (1 << 10) +#define PSC_SPIEVNT_TO (1 << 9) +#define PSC_SPIEVNT_TU (1 << 8) +#define PSC_SPIEVNT_SD (1 << 5) +#define PSC_SPIEVNT_MD (1 << 4) + +/* Transmit register control. +*/ +#define PSC_SPITXRX_LC (1 << 29) +#define PSC_SPITXRX_SR (1 << 28) + +/* PSC in SMBus (I2C) Mode. +*/ +typedef struct psc_smb { + u32 psc_sel; + u32 psc_ctrl; + u32 psc_smbcfg; + u32 psc_smbmsk; + u32 psc_smbpcr; + u32 psc_smbstat; + u32 psc_smbevnt; + u32 psc_smbtxrx; + u32 psc_smbtmr; +} psc_smb_t; + +/* SMBus Config Register. +*/ +#define PSC_SMBCFG_RT_MASK (3 << 30) +#define PSC_SMBCFG_RT_FIFO1 (0 << 30) +#define PSC_SMBCFG_RT_FIFO2 (1 << 30) +#define PSC_SMBCFG_RT_FIFO4 (2 << 30) +#define PSC_SMBCFG_RT_FIFO8 (3 << 30) + +#define PSC_SMBCFG_TT_MASK (3 << 28) +#define PSC_SMBCFG_TT_FIFO1 (0 << 28) +#define PSC_SMBCFG_TT_FIFO2 (1 << 28) +#define PSC_SMBCFG_TT_FIFO4 (2 << 28) +#define PSC_SMBCFG_TT_FIFO8 (3 << 28) + +#define PSC_SMBCFG_DD_DISABLE (1 << 27) +#define PSC_SMBCFG_DE_ENABLE (1 << 26) + +#define PSC_SMBCFG_SET_DIV(x) (((x) & 0x03) << 13) +#define PSC_SMBCFG_DIV2 0 +#define PSC_SMBCFG_DIV4 1 +#define PSC_SMBCFG_DIV8 2 +#define PSC_SMBCFG_DIV16 3 + +#define PSC_SMBCFG_GCE (1 << 9) +#define PSC_SMBCFG_SFM (1 << 8) + +#define PSC_SMBCFG_SET_SLV(x) (((x) & 0x7f) << 1) + +/* SMBus Mask Register. +*/ +#define PSC_SMBMSK_DN (1 << 30) +#define PSC_SMBMSK_AN (1 << 29) +#define PSC_SMBMSK_AL (1 << 28) +#define PSC_SMBMSK_RR (1 << 13) +#define PSC_SMBMSK_RO (1 << 12) +#define PSC_SMBMSK_RU (1 << 11) +#define PSC_SMBMSK_TR (1 << 10) +#define PSC_SMBMSK_TO (1 << 9) +#define PSC_SMBMSK_TU (1 << 8) +#define PSC_SMBMSK_SD (1 << 5) +#define PSC_SMBMSK_MD (1 << 4) +#define PSC_SMBMSK_ALLMASK (PSC_SMBMSK_DN | PSC_SMBMSK_AN | \ + PSC_SMBMSK_AL | PSC_SMBMSK_RR | \ + PSC_SMBMSK_RO | PSC_SMBMSK_TO | \ + PSC_SMBMSK_TU | PSC_SMBMSK_SD | \ + PSC_SMBMSK_MD) + +/* SMBus Protocol Control Register. +*/ +#define PSC_SMBPCR_DC (1 << 2) +#define PSC_SMBPCR_MS (1 << 0) + +/* SMBus Status register (read only). +*/ +#define PSC_SMBSTAT_BB (1 << 28) +#define PSC_SMBSTAT_RF (1 << 13) +#define PSC_SMBSTAT_RE (1 << 12) +#define PSC_SMBSTAT_RR (1 << 11) +#define PSC_SMBSTAT_TF (1 << 10) +#define PSC_SMBSTAT_TE (1 << 9) +#define PSC_SMBSTAT_TR (1 << 8) +#define PSC_SMBSTAT_SB (1 << 5) +#define PSC_SMBSTAT_MB (1 << 4) +#define PSC_SMBSTAT_DI (1 << 2) +#define PSC_SMBSTAT_DR (1 << 1) +#define PSC_SMBSTAT_SR (1 << 0) + +/* SMBus Event Register. +*/ +#define PSC_SMBEVNT_DN (1 << 30) +#define PSC_SMBEVNT_AN (1 << 29) +#define PSC_SMBEVNT_AL (1 << 28) +#define PSC_SMBEVNT_RR (1 << 13) +#define PSC_SMBEVNT_RO (1 << 12) +#define PSC_SMBEVNT_RU (1 << 11) +#define PSC_SMBEVNT_TR (1 << 10) +#define PSC_SMBEVNT_TO (1 << 9) +#define PSC_SMBEVNT_TU (1 << 8) +#define PSC_SMBEVNT_SD (1 << 5) +#define PSC_SMBEVNT_MD (1 << 4) +#define PSC_SMBEVNT_ALLCLR (PSC_SMBEVNT_DN | PSC_SMBEVNT_AN | \ + PSC_SMBEVNT_AL | PSC_SMBEVNT_RR | \ + PSC_SMBEVNT_RO | PSC_SMBEVNT_TO | \ + PSC_SMBEVNT_TU | PSC_SMBEVNT_SD | \ + PSC_SMBEVNT_MD) + +/* Transmit register control. +*/ +#define PSC_SMBTXRX_RSR (1 << 30) +#define PSC_SMBTXRX_STP (1 << 29) +#define PSC_SMBTXRX_DATAMASK (0xff) + +/* SMBus protocol timers register. +*/ +#define PSC_SMBTMR_SET_TH(x) (((x) & 0x3) << 30) +#define PSC_SMBTMR_SET_PS(x) (((x) & 0x1f) << 25) +#define PSC_SMBTMR_SET_PU(x) (((x) & 0x1f) << 20) +#define PSC_SMBTMR_SET_SH(x) (((x) & 0x1f) << 15) +#define PSC_SMBTMR_SET_SU(x) (((x) & 0x1f) << 10) +#define PSC_SMBTMR_SET_CL(x) (((x) & 0x1f) << 5) +#define PSC_SMBTMR_SET_CH(x) (((x) & 0x1f) << 0) + + +#endif /* _AU1000_PSC_H_ */ diff --git a/include/asm-mips/mach-au1x00/timex.h b/include/asm-mips/mach-au1x00/timex.h new file mode 100644 index 00000000000..e3ada66cb63 --- /dev/null +++ b/include/asm-mips/mach-au1x00/timex.h @@ -0,0 +1,13 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2003 by Ralf Baechle + */ +#ifndef __ASM_MACH_AU1X00_TIMEX_H +#define __ASM_MACH_AU1X00_TIMEX_H + +#define CLOCK_TICK_RATE ((HZ * 100000UL) / 2) + +#endif /* __ASM_MACH_AU1X00_TIMEX_H */ |