diff options
Diffstat (limited to 'arch/arm/mach-mmp')
34 files changed, 556 insertions, 250 deletions
diff --git a/arch/arm/mach-mmp/Kconfig b/arch/arm/mach-mmp/Kconfig index 56ef5f6c811..323d4c9e9f4 100644 --- a/arch/arm/mach-mmp/Kconfig +++ b/arch/arm/mach-mmp/Kconfig @@ -77,7 +77,7 @@ config MACH_TETON_BGA Say 'Y' here if you want to support the Marvell PXA168-based Teton BGA Development Board. -config MACH_SHEEVAD +config MACH_GPLUGD bool "Marvell's PXA168 GuruPlug Display (gplugD) Board" select CPU_PXA168 help diff --git a/arch/arm/mach-mmp/Makefile b/arch/arm/mach-mmp/Makefile index b0ac942327a..ba254a71691 100644 --- a/arch/arm/mach-mmp/Makefile +++ b/arch/arm/mach-mmp/Makefile @@ -7,7 +7,7 @@ obj-y += common.o clock.o devices.o time.o # SoC support obj-$(CONFIG_CPU_PXA168) += pxa168.o irq-pxa168.o obj-$(CONFIG_CPU_PXA910) += pxa910.o irq-pxa168.o -obj-$(CONFIG_CPU_MMP2) += mmp2.o irq-mmp2.o +obj-$(CONFIG_CPU_MMP2) += mmp2.o irq-mmp2.o sram.o # board support obj-$(CONFIG_MACH_ASPENITE) += aspenite.o @@ -19,4 +19,4 @@ obj-$(CONFIG_MACH_BROWNSTONE) += brownstone.o obj-$(CONFIG_MACH_FLINT) += flint.o obj-$(CONFIG_MACH_MARVELL_JASPER) += jasper.o obj-$(CONFIG_MACH_TETON_BGA) += teton_bga.o -obj-$(CONFIG_MACH_SHEEVAD) += gplugd.o +obj-$(CONFIG_MACH_GPLUGD) += gplugd.o diff --git a/arch/arm/mach-mmp/Makefile.boot b/arch/arm/mach-mmp/Makefile.boot index 574a4aa8321..5edf03e2bee 100644 --- a/arch/arm/mach-mmp/Makefile.boot +++ b/arch/arm/mach-mmp/Makefile.boot @@ -1 +1 @@ - zreladdr-y := 0x00008000 + zreladdr-y += 0x00008000 diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c index 06b5fa853c9..17cb7606012 100644 --- a/arch/arm/mach-mmp/aspenite.c +++ b/arch/arm/mach-mmp/aspenite.c @@ -8,7 +8,7 @@ * it under the terms of the GNU General Public License version 2 as * publishhed by the Free Software Foundation. */ - +#include <linux/gpio.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/platform_device.h> @@ -17,13 +17,13 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/nand.h> #include <linux/interrupt.h> +#include <linux/gpio.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <mach/addr-map.h> #include <mach/mfp-pxa168.h> #include <mach/pxa168.h> -#include <mach/gpio.h> #include <video/pxa168fb.h> #include <linux/input.h> #include <plat/pxa27x_keypad.h> @@ -120,8 +120,8 @@ static struct resource smc91x_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = gpio_to_irq(27), - .end = gpio_to_irq(27), + .start = MMP_GPIO_TO_IRQ(27), + .end = MMP_GPIO_TO_IRQ(27), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, } }; @@ -160,15 +160,16 @@ static struct mtd_partition aspenite_nand_partitions[] = { }, { .name = "filesystem", .offset = MTDPART_OFS_APPEND, - .size = SZ_48M, + .size = SZ_32M + SZ_16M, .mask_flags = 0, } }; static struct pxa3xx_nand_platform_data aspenite_nand_info = { .enable_arbiter = 1, - .parts = aspenite_nand_partitions, - .nr_parts = ARRAY_SIZE(aspenite_nand_partitions), + .num_cs = 1, + .parts[0] = aspenite_nand_partitions, + .nr_parts[0] = ARRAY_SIZE(aspenite_nand_partitions), }; static struct i2c_board_info aspenite_i2c_info[] __initdata = { @@ -231,6 +232,7 @@ static void __init common_init(void) pxa168_add_nand(&aspenite_nand_info); pxa168_add_fb(&aspenite_lcd_info); pxa168_add_keypad(&aspenite_keypad_info); + platform_device_register(&pxa168_device_gpio); /* off-chip devices */ platform_device_register(&smc91x_device); @@ -242,6 +244,7 @@ MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform") .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = common_init, + .restart = pxa168_restart, MACHINE_END MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform") @@ -250,4 +253,5 @@ MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform") .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = common_init, + .restart = pxa168_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/avengers_lite.c b/arch/arm/mach-mmp/avengers_lite.c index 39f0878d64a..b148a9dc5a4 100644 --- a/arch/arm/mach-mmp/avengers_lite.c +++ b/arch/arm/mach-mmp/avengers_lite.c @@ -38,6 +38,7 @@ static void __init avengers_lite_init(void) /* on-chip devices */ pxa168_add_uart(2); + platform_device_register(&pxa168_device_gpio); } MACHINE_START(AVENGERS_LITE, "PXA168 Avengers lite Development Platform") @@ -45,4 +46,5 @@ MACHINE_START(AVENGERS_LITE, "PXA168 Avengers lite Development Platform") .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = avengers_lite_init, + .restart = pxa168_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/brownstone.c b/arch/arm/mach-mmp/brownstone.c index c79162a50f2..d839fe6421e 100644 --- a/arch/arm/mach-mmp/brownstone.c +++ b/arch/arm/mach-mmp/brownstone.c @@ -14,7 +14,6 @@ #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/io.h> -#include <linux/gpio.h> #include <linux/regulator/machine.h> #include <linux/regulator/max8649.h> #include <linux/regulator/fixed.h> @@ -186,6 +185,15 @@ static struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc2 = { | PXA_FLAG_SD_8_BIT_CAPABLE_SLOT, }; +static struct sram_platdata mmp2_asram_platdata = { + .pool_name = "asram", + .granularity = SRAM_GRANULARITY, +}; + +static struct sram_platdata mmp2_isram_platdata = { + .pool_name = "isram", + .granularity = SRAM_GRANULARITY, +}; static void __init brownstone_init(void) { @@ -194,9 +202,12 @@ static void __init brownstone_init(void) /* on-chip devices */ mmp2_add_uart(1); mmp2_add_uart(3); + platform_device_register(&mmp2_device_gpio); mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(brownstone_twsi1_info)); mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */ mmp2_add_sdhost(2, &mmp2_sdh_platdata_mmc2); /* eMMC */ + mmp2_add_asram(&mmp2_asram_platdata); + mmp2_add_isram(&mmp2_isram_platdata); /* enable 5v regulator */ platform_device_register(&brownstone_v_5vp_device); @@ -209,4 +220,5 @@ MACHINE_START(BROWNSTONE, "Brownstone Development Platform") .init_irq = mmp2_init_irq, .timer = &mmp2_timer, .init_machine = brownstone_init, + .restart = mmp_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/clock.h b/arch/arm/mach-mmp/clock.h index 3143e994e67..149b30cd146 100644 --- a/arch/arm/mach-mmp/clock.h +++ b/arch/arm/mach-mmp/clock.h @@ -30,7 +30,7 @@ extern struct clkops apmu_clk_ops; #define APBC_CLK(_name, _reg, _fnclksel, _rate) \ struct clk clk_##_name = { \ - .clk_rst = (void __iomem *)APBC_##_reg, \ + .clk_rst = APBC_##_reg, \ .fnclksel = _fnclksel, \ .rate = _rate, \ .ops = &apbc_clk_ops, \ @@ -38,7 +38,7 @@ struct clk clk_##_name = { \ #define APBC_CLK_OPS(_name, _reg, _fnclksel, _rate, _ops) \ struct clk clk_##_name = { \ - .clk_rst = (void __iomem *)APBC_##_reg, \ + .clk_rst = APBC_##_reg, \ .fnclksel = _fnclksel, \ .rate = _rate, \ .ops = _ops, \ @@ -46,7 +46,7 @@ struct clk clk_##_name = { \ #define APMU_CLK(_name, _reg, _eval, _rate) \ struct clk clk_##_name = { \ - .clk_rst = (void __iomem *)APMU_##_reg, \ + .clk_rst = APMU_##_reg, \ .enable_val = _eval, \ .rate = _rate, \ .ops = &apmu_clk_ops, \ @@ -54,7 +54,7 @@ struct clk clk_##_name = { \ #define APMU_CLK_OPS(_name, _reg, _eval, _rate, _ops) \ struct clk clk_##_name = { \ - .clk_rst = (void __iomem *)APMU_##_reg, \ + .clk_rst = APMU_##_reg, \ .enable_val = _eval, \ .rate = _rate, \ .ops = _ops, \ diff --git a/arch/arm/mach-mmp/common.c b/arch/arm/mach-mmp/common.c index 0ec0ca80bb3..062b5b93c50 100644 --- a/arch/arm/mach-mmp/common.c +++ b/arch/arm/mach-mmp/common.c @@ -27,12 +27,12 @@ EXPORT_SYMBOL(mmp_chip_id); static struct map_desc standard_io_desc[] __initdata = { { .pfn = __phys_to_pfn(APB_PHYS_BASE), - .virtual = APB_VIRT_BASE, + .virtual = (unsigned long)APB_VIRT_BASE, .length = APB_PHYS_SIZE, .type = MT_DEVICE, }, { .pfn = __phys_to_pfn(AXI_PHYS_BASE), - .virtual = AXI_VIRT_BASE, + .virtual = (unsigned long)AXI_VIRT_BASE, .length = AXI_PHYS_SIZE, .type = MT_DEVICE, }, @@ -45,3 +45,8 @@ void __init mmp_map_io(void) /* this is early, initialize mmp_chip_id here */ mmp_chip_id = __raw_readl(MMP_CHIPID); } + +void mmp_restart(char mode, const char *cmd) +{ + soft_restart(0); +} diff --git a/arch/arm/mach-mmp/common.h b/arch/arm/mach-mmp/common.h index ec8d65ded25..1c9d6c1ea97 100644 --- a/arch/arm/mach-mmp/common.h +++ b/arch/arm/mach-mmp/common.h @@ -6,3 +6,4 @@ extern void timer_init(int irq); extern void __init icu_init_irq(void); extern void __init mmp_map_io(void); +extern void mmp_restart(char, const char *); diff --git a/arch/arm/mach-mmp/flint.c b/arch/arm/mach-mmp/flint.c index c4fd806b15b..2ee8cd7829d 100644 --- a/arch/arm/mach-mmp/flint.c +++ b/arch/arm/mach-mmp/flint.c @@ -87,8 +87,8 @@ static struct resource smc91x_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = gpio_to_irq(155), - .end = gpio_to_irq(155), + .start = MMP_GPIO_TO_IRQ(155), + .end = MMP_GPIO_TO_IRQ(155), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, } }; @@ -110,6 +110,7 @@ static void __init flint_init(void) /* on-chip devices */ mmp2_add_uart(1); mmp2_add_uart(2); + platform_device_register(&mmp2_device_gpio); /* off-chip devices */ platform_device_register(&smc91x_device); @@ -121,4 +122,5 @@ MACHINE_START(FLINT, "Flint Development Platform") .init_irq = mmp2_init_irq, .timer = &mmp2_timer, .init_machine = flint_init, + .restart = mmp_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/gplugd.c b/arch/arm/mach-mmp/gplugd.c index c070c24255f..87765467de6 100644 --- a/arch/arm/mach-mmp/gplugd.c +++ b/arch/arm/mach-mmp/gplugd.c @@ -9,23 +9,25 @@ */ #include <linux/init.h> +#include <linux/gpio.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> -#include <mach/gpio.h> #include <mach/pxa168.h> #include <mach/mfp-pxa168.h> -#include <mach/mfp-gplugd.h> #include "common.h" static unsigned long gplugd_pin_config[] __initdata = { /* UART3 */ - GPIO8_UART3_SOUT, - GPIO9_UART3_SIN, - GPI1O_UART3_CTS, - GPI11_UART3_RTS, + GPIO8_UART3_TXD, + GPIO9_UART3_RXD, + GPIO1O_UART3_CTS, + GPIO11_UART3_RTS, + + /* USB OTG PEN */ + GPIO18_GPIO, /* MMC2 */ GPIO28_MMC2_CMD, @@ -109,6 +111,12 @@ static unsigned long gplugd_pin_config[] __initdata = { GPIO105_CI2C_SDA, GPIO106_CI2C_SCL, + /* SPI NOR Flash on SSP2 */ + GPIO107_SSP2_RXD, + GPIO108_SSP2_TXD, + GPIO110_GPIO, /* SPI_CSn */ + GPIO111_SSP2_CLK, + /* Select JTAG */ GPIO109_GPIO, @@ -154,7 +162,7 @@ static void __init select_disp_freq(void) "frequency\n"); } else { gpio_direction_output(35, 1); - gpio_free(104); + gpio_free(35); } if (unlikely(gpio_request(85, "DISP_FREQ_SEL_2"))) { @@ -162,7 +170,7 @@ static void __init select_disp_freq(void) "frequency\n"); } else { gpio_direction_output(85, 0); - gpio_free(104); + gpio_free(85); } } @@ -174,16 +182,18 @@ static void __init gplugd_init(void) /* on-chip devices */ pxa168_add_uart(3); - pxa168_add_ssp(0); + pxa168_add_ssp(1); pxa168_add_twsi(0, NULL, ARRAY_AND_SIZE(gplugd_i2c_board_info)); + platform_device_register(&pxa168_device_gpio); pxa168_add_eth(&gplugd_eth_platform_data); } -MACHINE_START(SHEEVAD, "PXA168-based GuruPlug Display (gplugD) Platform") +MACHINE_START(GPLUGD, "PXA168-based GuruPlug Display (gplugD) Platform") .map_io = mmp_map_io, .nr_irqs = IRQ_BOARD_START, .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = gplugd_init, + .restart = pxa168_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/include/mach/addr-map.h b/arch/arm/mach-mmp/include/mach/addr-map.h index 3254089a644..3e404acd6ff 100644 --- a/arch/arm/mach-mmp/include/mach/addr-map.h +++ b/arch/arm/mach-mmp/include/mach/addr-map.h @@ -11,6 +11,12 @@ #ifndef __ASM_MACH_ADDR_MAP_H #define __ASM_MACH_ADDR_MAP_H +#ifndef __ASSEMBLER__ +#define IOMEM(x) ((void __iomem *)(x)) +#else +#define IOMEM(x) (x) +#endif + /* APB - Application Subsystem Peripheral Bus * * NOTE: the DMA controller registers are actually on the AXI fabric #1 @@ -18,11 +24,11 @@ * peripherals on APB, let's count it into the ABP mapping area. */ #define APB_PHYS_BASE 0xd4000000 -#define APB_VIRT_BASE 0xfe000000 +#define APB_VIRT_BASE IOMEM(0xfe000000) #define APB_PHYS_SIZE 0x00200000 #define AXI_PHYS_BASE 0xd4200000 -#define AXI_VIRT_BASE 0xfe200000 +#define AXI_VIRT_BASE IOMEM(0xfe200000) #define AXI_PHYS_SIZE 0x00200000 /* Static Memory Controller - Chip Select 0 and 1 */ diff --git a/arch/arm/mach-mmp/include/mach/debug-macro.S b/arch/arm/mach-mmp/include/mach/debug-macro.S index 7e2ebd3efc7..b6f14d203c2 100644 --- a/arch/arm/mach-mmp/include/mach/debug-macro.S +++ b/arch/arm/mach-mmp/include/mach/debug-macro.S @@ -11,7 +11,7 @@ #include <mach/addr-map.h> - .macro addruart, rp, rv + .macro addruart, rp, rv, tmp ldr \rp, =APB_PHYS_BASE @ physical ldr \rv, =APB_VIRT_BASE @ virtual orr \rp, \rp, #0x00017000 diff --git a/arch/arm/mach-mmp/include/mach/gpio-pxa.h b/arch/arm/mach-mmp/include/mach/gpio-pxa.h new file mode 100644 index 00000000000..0e135a599f3 --- /dev/null +++ b/arch/arm/mach-mmp/include/mach/gpio-pxa.h @@ -0,0 +1,29 @@ +#ifndef __ASM_MACH_GPIO_PXA_H +#define __ASM_MACH_GPIO_PXA_H + +#include <mach/addr-map.h> +#include <mach/cputype.h> +#include <mach/irqs.h> + +#define GPIO_REGS_VIRT (APB_VIRT_BASE + 0x19000) + +#define BANK_OFF(n) (((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2)) +#define GPIO_REG(x) (*(volatile u32 *)(GPIO_REGS_VIRT + (x))) + +#define gpio_to_bank(gpio) ((gpio) >> 5) + +/* NOTE: these macros are defined here to make optimization of + * gpio_{get,set}_value() to work when 'gpio' is a constant. + * Usage of these macros otherwise is no longer recommended, + * use generic GPIO API whenever possible. + */ +#define GPIO_bit(gpio) (1 << ((gpio) & 0x1f)) + +#define GPLR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x00) +#define GPDR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x0c) +#define GPSR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x18) +#define GPCR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x24) + +#include <plat/gpio-pxa.h> + +#endif /* __ASM_MACH_GPIO_PXA_H */ diff --git a/arch/arm/mach-mmp/include/mach/gpio.h b/arch/arm/mach-mmp/include/mach/gpio.h index 7bfb827f3fe..13219ebf512 100644 --- a/arch/arm/mach-mmp/include/mach/gpio.h +++ b/arch/arm/mach-mmp/include/mach/gpio.h @@ -1,36 +1,8 @@ #ifndef __ASM_MACH_GPIO_H #define __ASM_MACH_GPIO_H -#include <mach/addr-map.h> -#include <mach/irqs.h> #include <asm-generic/gpio.h> -#define GPIO_REGS_VIRT (APB_VIRT_BASE + 0x19000) +#include <mach/cputype.h> -#define BANK_OFF(n) (((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2)) -#define GPIO_REG(x) (*((volatile u32 *)(GPIO_REGS_VIRT + (x)))) - -#define NR_BUILTIN_GPIO IRQ_GPIO_NUM - -#define gpio_to_bank(gpio) ((gpio) >> 5) -#define gpio_to_irq(gpio) (IRQ_GPIO_START + (gpio)) -#define irq_to_gpio(irq) ((irq) - IRQ_GPIO_START) - - -#define __gpio_is_inverted(gpio) (0) -#define __gpio_is_occupied(gpio) (0) - -/* NOTE: these macros are defined here to make optimization of - * gpio_{get,set}_value() to work when 'gpio' is a constant. - * Usage of these macros otherwise is no longer recommended, - * use generic GPIO API whenever possible. - */ -#define GPIO_bit(gpio) (1 << ((gpio) & 0x1f)) - -#define GPLR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x00) -#define GPDR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x0c) -#define GPSR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x18) -#define GPCR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x24) - -#include <plat/gpio.h> #endif /* __ASM_MACH_GPIO_H */ diff --git a/arch/arm/mach-mmp/include/mach/irqs.h b/arch/arm/mach-mmp/include/mach/irqs.h index a09d328e2dd..34635a0bbb5 100644 --- a/arch/arm/mach-mmp/include/mach/irqs.h +++ b/arch/arm/mach-mmp/include/mach/irqs.h @@ -219,10 +219,10 @@ #define IRQ_MMP2_MUX_END (IRQ_MMP2_SSP_BASE + 2) #define IRQ_GPIO_START 128 -#define IRQ_GPIO_NUM 192 -#define IRQ_GPIO(x) (IRQ_GPIO_START + (x)) +#define MMP_NR_BUILTIN_GPIO 192 +#define MMP_GPIO_TO_IRQ(gpio) (IRQ_GPIO_START + (gpio)) -#define IRQ_BOARD_START (IRQ_GPIO_START + IRQ_GPIO_NUM) +#define IRQ_BOARD_START (IRQ_GPIO_START + MMP_NR_BUILTIN_GPIO) #define NR_IRQS (IRQ_BOARD_START) diff --git a/arch/arm/mach-mmp/include/mach/memory.h b/arch/arm/mach-mmp/include/mach/memory.h deleted file mode 100644 index d68b50a2d6a..00000000000 --- a/arch/arm/mach-mmp/include/mach/memory.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/include/mach/memory.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_MACH_MEMORY_H -#define __ASM_MACH_MEMORY_H - -#define PLAT_PHYS_OFFSET UL(0x00000000) - -#endif /* __ASM_MACH_MEMORY_H */ diff --git a/arch/arm/mach-mmp/include/mach/mfp-gplugd.h b/arch/arm/mach-mmp/include/mach/mfp-gplugd.h deleted file mode 100644 index b8cf38d8560..00000000000 --- a/arch/arm/mach-mmp/include/mach/mfp-gplugd.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/include/mach/mfp-gplugd.h - * - * MFP definitions used in gplugD - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __MACH_MFP_GPLUGD_H -#define __MACH_MFP_GPLUGD_H - -#include <plat/mfp.h> -#include <mach/mfp.h> - -/* UART3 */ -#define GPIO8_UART3_SOUT MFP_CFG(GPIO8, AF2) -#define GPIO9_UART3_SIN MFP_CFG(GPIO9, AF2) -#define GPI1O_UART3_CTS MFP_CFG(GPIO10, AF2) -#define GPI11_UART3_RTS MFP_CFG(GPIO11, AF2) - -/* MMC2 */ -#define GPIO28_MMC2_CMD MFP_CFG_DRV(GPIO28, AF6, FAST) -#define GPIO29_MMC2_CLK MFP_CFG_DRV(GPIO29, AF6, FAST) -#define GPIO30_MMC2_DAT0 MFP_CFG_DRV(GPIO30, AF6, FAST) -#define GPIO31_MMC2_DAT1 MFP_CFG_DRV(GPIO31, AF6, FAST) -#define GPIO32_MMC2_DAT2 MFP_CFG_DRV(GPIO32, AF6, FAST) -#define GPIO33_MMC2_DAT3 MFP_CFG_DRV(GPIO33, AF6, FAST) - -/* I2S */ -#undef GPIO114_I2S_FRM -#undef GPIO115_I2S_BCLK - -#define GPIO114_I2S_FRM MFP_CFG_DRV(GPIO114, AF1, FAST) -#define GPIO115_I2S_BCLK MFP_CFG_DRV(GPIO115, AF1, FAST) -#define GPIO116_I2S_TXD MFP_CFG_DRV(GPIO116, AF1, FAST) - -/* MMC4 */ -#define GPIO125_MMC4_DAT3 MFP_CFG_DRV(GPIO125, AF7, FAST) -#define GPIO126_MMC4_DAT2 MFP_CFG_DRV(GPIO126, AF7, FAST) -#define GPIO127_MMC4_DAT1 MFP_CFG_DRV(GPIO127, AF7, FAST) -#define GPIO0_2_MMC4_DAT0 MFP_CFG_DRV(GPIO0_2, AF7, FAST) -#define GPIO1_2_MMC4_CMD MFP_CFG_DRV(GPIO1_2, AF7, FAST) -#define GPIO2_2_MMC4_CLK MFP_CFG_DRV(GPIO2_2, AF7, FAST) - -/* OTG GPIO */ -#define GPIO_USB_OTG_PEN 18 -#define GPIO_USB_OIDIR 20 - -/* Other GPIOs are 35, 84, 85 */ -#endif /* __MACH_MFP_GPLUGD_H */ diff --git a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h index 8c782328b21..92aaa3c19d6 100644 --- a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h +++ b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h @@ -203,6 +203,10 @@ #define GPIO33_CF_nCD2 MFP_CFG(GPIO33, AF3) /* UART */ +#define GPIO8_UART3_TXD MFP_CFG(GPIO8, AF2) +#define GPIO9_UART3_RXD MFP_CFG(GPIO9, AF2) +#define GPIO1O_UART3_CTS MFP_CFG(GPIO10, AF2) +#define GPIO11_UART3_RTS MFP_CFG(GPIO11, AF2) #define GPIO88_UART2_TXD MFP_CFG(GPIO88, AF2) #define GPIO89_UART2_RXD MFP_CFG(GPIO89, AF2) #define GPIO107_UART1_TXD MFP_CFG_DRV(GPIO107, AF1, FAST) @@ -232,6 +236,22 @@ #define GPIO53_MMC1_CD MFP_CFG(GPIO53, AF1) #define GPIO46_MMC1_WP MFP_CFG(GPIO46, AF1) +/* MMC2 */ +#define GPIO28_MMC2_CMD MFP_CFG_DRV(GPIO28, AF6, FAST) +#define GPIO29_MMC2_CLK MFP_CFG_DRV(GPIO29, AF6, FAST) +#define GPIO30_MMC2_DAT0 MFP_CFG_DRV(GPIO30, AF6, FAST) +#define GPIO31_MMC2_DAT1 MFP_CFG_DRV(GPIO31, AF6, FAST) +#define GPIO32_MMC2_DAT2 MFP_CFG_DRV(GPIO32, AF6, FAST) +#define GPIO33_MMC2_DAT3 MFP_CFG_DRV(GPIO33, AF6, FAST) + +/* MMC4 */ +#define GPIO125_MMC4_DAT3 MFP_CFG_DRV(GPIO125, AF7, FAST) +#define GPIO126_MMC4_DAT2 MFP_CFG_DRV(GPIO126, AF7, FAST) +#define GPIO127_MMC4_DAT1 MFP_CFG_DRV(GPIO127, AF7, FAST) +#define GPIO0_2_MMC4_DAT0 MFP_CFG_DRV(GPIO0_2, AF7, FAST) +#define GPIO1_2_MMC4_CMD MFP_CFG_DRV(GPIO1_2, AF7, FAST) +#define GPIO2_2_MMC4_CLK MFP_CFG_DRV(GPIO2_2, AF7, FAST) + /* LCD */ #define GPIO84_LCD_CS MFP_CFG(GPIO84, AF1) #define GPIO60_LCD_DD0 MFP_CFG(GPIO60, AF1) @@ -269,11 +289,12 @@ #define GPIO106_CI2C_SCL MFP_CFG(GPIO106, AF1) /* I2S */ -#define GPIO113_I2S_MCLK MFP_CFG(GPIO113,AF6) -#define GPIO114_I2S_FRM MFP_CFG(GPIO114,AF1) -#define GPIO115_I2S_BCLK MFP_CFG(GPIO115,AF1) -#define GPIO116_I2S_RXD MFP_CFG(GPIO116,AF2) -#define GPIO117_I2S_TXD MFP_CFG(GPIO117,AF2) +#define GPIO113_I2S_MCLK MFP_CFG(GPIO113, AF6) +#define GPIO114_I2S_FRM MFP_CFG(GPIO114, AF1) +#define GPIO115_I2S_BCLK MFP_CFG(GPIO115, AF1) +#define GPIO116_I2S_RXD MFP_CFG(GPIO116, AF2) +#define GPIO116_I2S_TXD MFP_CFG(GPIO116, AF1) +#define GPIO117_I2S_TXD MFP_CFG(GPIO117, AF2) /* PWM */ #define GPIO96_PWM3_OUT MFP_CFG(GPIO96, AF1) @@ -324,4 +345,10 @@ #define GPIO101_MII_MDIO MFP_CFG(GPIO101, AF5) #define GPIO103_RX_DV MFP_CFG(GPIO103, AF5) +/* SSP2 */ +#define GPIO107_SSP2_RXD MFP_CFG(GPIO107, AF4) +#define GPIO108_SSP2_TXD MFP_CFG(GPIO108, AF4) +#define GPIO111_SSP2_CLK MFP_CFG(GPIO111, AF4) +#define GPIO112_SSP2_FRM MFP_CFG(GPIO112, AF4) + #endif /* __ASM_MACH_MFP_PXA168_H */ diff --git a/arch/arm/mach-mmp/include/mach/mmp2.h b/arch/arm/mach-mmp/include/mach/mmp2.h index de7b88826ad..cba22fed226 100644 --- a/arch/arm/mach-mmp/include/mach/mmp2.h +++ b/arch/arm/mach-mmp/include/mach/mmp2.h @@ -13,6 +13,7 @@ extern void mmp2_clear_pmic_int(void); #include <linux/i2c.h> #include <linux/i2c/pxa-i2c.h> #include <mach/devices.h> +#include <mach/sram.h> extern struct pxa_device_desc mmp2_device_uart1; extern struct pxa_device_desc mmp2_device_uart2; @@ -28,6 +29,10 @@ extern struct pxa_device_desc mmp2_device_sdh0; extern struct pxa_device_desc mmp2_device_sdh1; extern struct pxa_device_desc mmp2_device_sdh2; extern struct pxa_device_desc mmp2_device_sdh3; +extern struct pxa_device_desc mmp2_device_asram; +extern struct pxa_device_desc mmp2_device_isram; + +extern struct platform_device mmp2_device_gpio; static inline int mmp2_add_uart(int id) { @@ -85,5 +90,15 @@ static inline int mmp2_add_sdhost(int id, struct sdhci_pxa_platdata *data) return pxa_register_device(d, data, sizeof(*data)); } +static inline int mmp2_add_asram(struct sram_platdata *data) +{ + return pxa_register_device(&mmp2_device_asram, data, sizeof(*data)); +} + +static inline int mmp2_add_isram(struct sram_platdata *data) +{ + return pxa_register_device(&mmp2_device_isram, data, sizeof(*data)); +} + #endif /* __ASM_MACH_MMP2_H */ diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h index 7f005843a70..dc03d580a06 100644 --- a/arch/arm/mach-mmp/include/mach/pxa168.h +++ b/arch/arm/mach-mmp/include/mach/pxa168.h @@ -5,6 +5,7 @@ struct sys_timer; extern struct sys_timer pxa168_timer; extern void __init pxa168_init_irq(void); +extern void pxa168_restart(char, const char *); extern void pxa168_clear_keypad_wakeup(void); #include <linux/i2c.h> @@ -35,6 +36,15 @@ extern struct pxa_device_desc pxa168_device_fb; extern struct pxa_device_desc pxa168_device_keypad; extern struct pxa_device_desc pxa168_device_eth; +struct pxa168_usb_pdata { + /* If NULL, default phy init routine for PXA168 would be called */ + int (*phy_init)(void __iomem *usb_phy_reg_base); +}; +/* pdata can be NULL */ +int __init pxa168_add_usb_host(struct pxa168_usb_pdata *pdata); + +extern struct platform_device pxa168_device_gpio; + static inline int pxa168_add_uart(int id) { struct pxa_device_desc *d = NULL; diff --git a/arch/arm/mach-mmp/include/mach/pxa910.h b/arch/arm/mach-mmp/include/mach/pxa910.h index 91be7559139..4de13abef7b 100644 --- a/arch/arm/mach-mmp/include/mach/pxa910.h +++ b/arch/arm/mach-mmp/include/mach/pxa910.h @@ -21,6 +21,8 @@ extern struct pxa_device_desc pxa910_device_pwm3; extern struct pxa_device_desc pxa910_device_pwm4; extern struct pxa_device_desc pxa910_device_nand; +extern struct platform_device pxa910_device_gpio; + static inline int pxa910_add_uart(int id) { struct pxa_device_desc *d = NULL; diff --git a/arch/arm/mach-mmp/include/mach/sram.h b/arch/arm/mach-mmp/include/mach/sram.h new file mode 100644 index 00000000000..239e0fc1bb1 --- /dev/null +++ b/arch/arm/mach-mmp/include/mach/sram.h @@ -0,0 +1,35 @@ +/* + * linux/arch/arm/mach-mmp/include/mach/sram.h + * + * SRAM Memory Management + * + * Copyright (c) 2011 Marvell Semiconductors Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef __ASM_ARCH_SRAM_H +#define __ASM_ARCH_SRAM_H + +#include <linux/genalloc.h> + +/* ARBITRARY: SRAM allocations are multiples of this 2^N size */ +#define SRAM_GRANULARITY 512 + +enum sram_type { + MMP_SRAM_UNDEFINED = 0, + MMP_ASRAM, + MMP_ISRAM, +}; + +struct sram_platdata { + char *pool_name; + int granularity; +}; + +extern struct gen_pool *sram_get_gpool(char *pool_name); + +#endif /* __ASM_ARCH_SRAM_H */ diff --git a/arch/arm/mach-mmp/include/mach/system.h b/arch/arm/mach-mmp/include/mach/system.h index 1a8a25edb1b..1d001eab81e 100644 --- a/arch/arm/mach-mmp/include/mach/system.h +++ b/arch/arm/mach-mmp/include/mach/system.h @@ -9,18 +9,8 @@ #ifndef __ASM_MACH_SYSTEM_H #define __ASM_MACH_SYSTEM_H -#include <mach/cputype.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - if (cpu_is_pxa168()) - cpu_reset(0xffff0000); - else - cpu_reset(0); -} #endif /* __ASM_MACH_SYSTEM_H */ diff --git a/arch/arm/mach-mmp/include/mach/vmalloc.h b/arch/arm/mach-mmp/include/mach/vmalloc.h deleted file mode 100644 index 1d0bac003ad..00000000000 --- a/arch/arm/mach-mmp/include/mach/vmalloc.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/include/mach/vmalloc.h - */ - -#define VMALLOC_END 0xfe000000UL diff --git a/arch/arm/mach-mmp/jasper.c b/arch/arm/mach-mmp/jasper.c index 5d6421d6325..96cf5c8fe47 100644 --- a/arch/arm/mach-mmp/jasper.c +++ b/arch/arm/mach-mmp/jasper.c @@ -14,7 +14,6 @@ #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/io.h> -#include <linux/gpio.h> #include <linux/regulator/machine.h> #include <linux/regulator/max8649.h> #include <linux/mfd/max8925.h> @@ -176,4 +175,5 @@ MACHINE_START(MARVELL_JASPER, "Jasper Development Platform") .init_irq = mmp2_init_irq, .timer = &mmp2_timer, .init_machine = jasper_init, + .restart = mmp_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c index 079c18861d5..617c60a170a 100644 --- a/arch/arm/mach-mmp/mmp2.c +++ b/arch/arm/mach-mmp/mmp2.c @@ -9,11 +9,11 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/platform_device.h> #include <asm/hardware/cache-tauros2.h> @@ -25,7 +25,6 @@ #include <mach/irqs.h> #include <mach/dma.h> #include <mach/mfp.h> -#include <mach/gpio.h> #include <mach/devices.h> #include <mach/mmp2.h> @@ -34,8 +33,6 @@ #define MFPR_VIRT_BASE (APB_VIRT_BASE + 0x1e000) -#define APMASK(i) (GPIO_REGS_VIRT + BANK_OFF(i) + 0x9c) - static struct mfp_addr_map mmp2_addr_map[] __initdata = { MFP_ADDR_X(GPIO0, GPIO58, 0x54), @@ -87,7 +84,8 @@ static struct mfp_addr_map mmp2_addr_map[] __initdata = { void mmp2_clear_pmic_int(void) { - unsigned long mfpr_pmic, data; + void __iomem *mfpr_pmic; + unsigned long data; mfpr_pmic = APB_VIRT_BASE + 0x1e000 + 0x2c4; data = __raw_readl(mfpr_pmic); @@ -95,24 +93,9 @@ void mmp2_clear_pmic_int(void) __raw_writel(data, mfpr_pmic); } -static void __init mmp2_init_gpio(void) -{ - int i; - - /* enable GPIO clock */ - __raw_writel(APBC_APBCLK | APBC_FNCLK, APBC_MMP2_GPIO); - - /* unmask GPIO edge detection for all 6 banks -- APMASKx */ - for (i = 0; i < 6; i++) - __raw_writel(0xffffffff, APMASK(i)); - - pxa_init_gpio(IRQ_MMP2_GPIO, 0, 167, NULL); -} - void __init mmp2_init_irq(void) { mmp2_init_icu(); - mmp2_init_gpio(); } static void sdhc_clk_enable(struct clk *clk) @@ -149,6 +132,7 @@ static APBC_CLK(twsi3, MMP2_TWSI3, 0, 26000000); static APBC_CLK(twsi4, MMP2_TWSI4, 0, 26000000); static APBC_CLK(twsi5, MMP2_TWSI5, 0, 26000000); static APBC_CLK(twsi6, MMP2_TWSI6, 0, 26000000); +static APBC_CLK(gpio, MMP2_GPIO, 0, 26000000); static APMU_CLK(nand, NAND, 0xbf, 100000000); static APMU_CLK_OPS(sdh0, SDH0, 0x1b, 200000000, &sdhc_clk_ops); @@ -168,6 +152,7 @@ static struct clk_lookup mmp2_clkregs[] = { INIT_CLKREG(&clk_twsi5, "pxa2xx-i2c.4", NULL), INIT_CLKREG(&clk_twsi6, "pxa2xx-i2c.5", NULL), INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), + INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), INIT_CLKREG(&clk_sdh0, "sdhci-pxav3.0", "PXA-SDHCLK"), INIT_CLKREG(&clk_sdh1, "sdhci-pxav3.1", "PXA-SDHCLK"), INIT_CLKREG(&clk_sdh2, "sdhci-pxav3.2", "PXA-SDHCLK"), @@ -226,4 +211,25 @@ MMP2_DEVICE(sdh0, "sdhci-pxav3", 0, MMC, 0xd4280000, 0x120); MMP2_DEVICE(sdh1, "sdhci-pxav3", 1, MMC2, 0xd4280800, 0x120); MMP2_DEVICE(sdh2, "sdhci-pxav3", 2, MMC3, 0xd4281000, 0x120); MMP2_DEVICE(sdh3, "sdhci-pxav3", 3, MMC4, 0xd4281800, 0x120); +MMP2_DEVICE(asram, "asram", -1, NONE, 0xe0000000, 0x4000); +/* 0xd1000000 ~ 0xd101ffff is reserved for secure processor */ +MMP2_DEVICE(isram, "isram", -1, NONE, 0xd1020000, 0x18000); + +struct resource mmp2_resource_gpio[] = { + { + .start = 0xd4019000, + .end = 0xd4019fff, + .flags = IORESOURCE_MEM, + }, { + .start = IRQ_MMP2_GPIO, + .end = IRQ_MMP2_GPIO, + .flags = IORESOURCE_IRQ, + }, +}; +struct platform_device mmp2_device_gpio = { + .name = "pxa-gpio", + .id = -1, + .num_resources = ARRAY_SIZE(mmp2_resource_gpio), + .resource = mmp2_resource_gpio, +}; diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c index 0156f535dae..7bc17eaa12e 100644 --- a/arch/arm/mach-mmp/pxa168.c +++ b/arch/arm/mach-mmp/pxa168.c @@ -7,13 +7,13 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/list.h> #include <linux/io.h> #include <linux/clk.h> +#include <linux/platform_device.h> #include <asm/mach/time.h> #include <mach/addr-map.h> @@ -21,10 +21,12 @@ #include <mach/regs-apbc.h> #include <mach/regs-apmu.h> #include <mach/irqs.h> -#include <mach/gpio.h> #include <mach/dma.h> #include <mach/devices.h> #include <mach/mfp.h> +#include <linux/platform_device.h> +#include <linux/dma-mapping.h> +#include <mach/pxa168.h> #include "common.h" #include "clock.h" @@ -41,26 +43,9 @@ static struct mfp_addr_map pxa168_mfp_addr_map[] __initdata = MFP_ADDR_END, }; -#define APMASK(i) (GPIO_REGS_VIRT + BANK_OFF(i) + 0x09c) - -static void __init pxa168_init_gpio(void) -{ - int i; - - /* enable GPIO clock */ - __raw_writel(APBC_APBCLK | APBC_FNCLK, APBC_PXA168_GPIO); - - /* unmask GPIO edge detection for all 4 banks - APMASKx */ - for (i = 0; i < 4; i++) - __raw_writel(0xffffffff, APMASK(i)); - - pxa_init_gpio(IRQ_PXA168_GPIOX, 0, 127, NULL); -} - void __init pxa168_init_irq(void) { icu_init_irq(); - pxa168_init_gpio(); } /* APB peripheral clocks */ @@ -78,11 +63,13 @@ static APBC_CLK(ssp2, PXA168_SSP2, 4, 0); static APBC_CLK(ssp3, PXA168_SSP3, 4, 0); static APBC_CLK(ssp4, PXA168_SSP4, 4, 0); static APBC_CLK(ssp5, PXA168_SSP5, 4, 0); +static APBC_CLK(gpio, PXA168_GPIO, 0, 13000000); static APBC_CLK(keypad, PXA168_KPC, 0, 32000); static APMU_CLK(nand, NAND, 0x19b, 156000000); static APMU_CLK(lcd, LCD, 0x7f, 312000000); static APMU_CLK(eth, ETH, 0x09, 0); +static APMU_CLK(usb, USB, 0x12, 0); /* device and clock bindings */ static struct clk_lookup pxa168_clkregs[] = { @@ -102,8 +89,10 @@ static struct clk_lookup pxa168_clkregs[] = { INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL), INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), INIT_CLKREG(&clk_lcd, "pxa168-fb", NULL), + INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL), INIT_CLKREG(&clk_eth, "pxa168-eth", "MFUCLK"), + INIT_CLKREG(&clk_usb, "pxa168-ehci", "PXA168-USBCLK"), }; static int __init pxa168_init(void) @@ -169,3 +158,68 @@ PXA168_DEVICE(ssp5, "pxa168-ssp", 4, SSP5, 0xd4021000, 0x40, 60, 61); PXA168_DEVICE(fb, "pxa168-fb", -1, LCD, 0xd420b000, 0x1c8); PXA168_DEVICE(keypad, "pxa27x-keypad", -1, KEYPAD, 0xd4012000, 0x4c); PXA168_DEVICE(eth, "pxa168-eth", -1, MFU, 0xc0800000, 0x0fff); + +struct resource pxa168_resource_gpio[] = { + { + .start = 0xd4019000, + .end = 0xd4019fff, + .flags = IORESOURCE_MEM, + }, { + .start = IRQ_PXA168_GPIOX, + .end = IRQ_PXA168_GPIOX, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device pxa168_device_gpio = { + .name = "pxa-gpio", + .id = -1, + .num_resources = ARRAY_SIZE(pxa168_resource_gpio), + .resource = pxa168_resource_gpio, +}; + +struct resource pxa168_usb_host_resources[] = { + /* USB Host conroller register base */ + [0] = { + .start = 0xd4209000, + .end = 0xd4209000 + 0x200, + .flags = IORESOURCE_MEM, + .name = "pxa168-usb-host", + }, + /* USB PHY register base */ + [1] = { + .start = 0xd4206000, + .end = 0xd4206000 + 0xff, + .flags = IORESOURCE_MEM, + .name = "pxa168-usb-phy", + }, + [2] = { + .start = IRQ_PXA168_USB2, + .end = IRQ_PXA168_USB2, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 pxa168_usb_host_dmamask = DMA_BIT_MASK(32); +struct platform_device pxa168_device_usb_host = { + .name = "pxa168-ehci", + .id = -1, + .dev = { + .dma_mask = &pxa168_usb_host_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + + .num_resources = ARRAY_SIZE(pxa168_usb_host_resources), + .resource = pxa168_usb_host_resources, +}; + +int __init pxa168_add_usb_host(struct pxa168_usb_pdata *pdata) +{ + pxa168_device_usb_host.dev.platform_data = pdata; + return platform_device_register(&pxa168_device_usb_host); +} + +void pxa168_restart(char mode, const char *cmd) +{ + soft_restart(0xffff0000); +} diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c index 1464607aa60..3241a25784d 100644 --- a/arch/arm/mach-mmp/pxa910.c +++ b/arch/arm/mach-mmp/pxa910.c @@ -7,12 +7,12 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/list.h> #include <linux/io.h> +#include <linux/platform_device.h> #include <asm/mach/time.h> #include <mach/addr-map.h> @@ -20,7 +20,6 @@ #include <mach/regs-apmu.h> #include <mach/cputype.h> #include <mach/irqs.h> -#include <mach/gpio.h> #include <mach/dma.h> #include <mach/mfp.h> #include <mach/devices.h> @@ -78,26 +77,9 @@ static struct mfp_addr_map pxa910_mfp_addr_map[] __initdata = MFP_ADDR_END, }; -#define APMASK(i) (GPIO_REGS_VIRT + BANK_OFF(i) + 0x09c) - -static void __init pxa910_init_gpio(void) -{ - int i; - - /* enable GPIO clock */ - __raw_writel(APBC_APBCLK | APBC_FNCLK, APBC_PXA910_GPIO); - - /* unmask GPIO edge detection for all 4 banks - APMASKx */ - for (i = 0; i < 4; i++) - __raw_writel(0xffffffff, APMASK(i)); - - pxa_init_gpio(IRQ_PXA910_AP_GPIO, 0, 127, NULL); -} - void __init pxa910_init_irq(void) { icu_init_irq(); - pxa910_init_gpio(); } /* APB peripheral clocks */ @@ -109,6 +91,7 @@ static APBC_CLK(pwm1, PXA910_PWM1, 1, 13000000); static APBC_CLK(pwm2, PXA910_PWM2, 1, 13000000); static APBC_CLK(pwm3, PXA910_PWM3, 1, 13000000); static APBC_CLK(pwm4, PXA910_PWM4, 1, 13000000); +static APBC_CLK(gpio, PXA910_GPIO, 0, 13000000); static APMU_CLK(nand, NAND, 0x19b, 156000000); static APMU_CLK(u2o, USB, 0x1b, 480000000); @@ -124,6 +107,7 @@ static struct clk_lookup pxa910_clkregs[] = { INIT_CLKREG(&clk_pwm3, "pxa910-pwm.2", NULL), INIT_CLKREG(&clk_pwm4, "pxa910-pwm.3", NULL), INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), + INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), INIT_CLKREG(&clk_u2o, "pxa-u2o", "U2OCLK"), }; @@ -180,3 +164,22 @@ PXA910_DEVICE(pwm2, "pxa910-pwm", 1, NONE, 0xd401a400, 0x10); PXA910_DEVICE(pwm3, "pxa910-pwm", 2, NONE, 0xd401a800, 0x10); PXA910_DEVICE(pwm4, "pxa910-pwm", 3, NONE, 0xd401ac00, 0x10); PXA910_DEVICE(nand, "pxa3xx-nand", -1, NAND, 0xd4283000, 0x80, 97, 99); + +struct resource pxa910_resource_gpio[] = { + { + .start = 0xd4019000, + .end = 0xd4019fff, + .flags = IORESOURCE_MEM, + }, { + .start = IRQ_PXA910_AP_GPIO, + .end = IRQ_PXA910_AP_GPIO, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device pxa910_device_gpio = { + .name = "pxa-gpio", + .id = -1, + .num_resources = ARRAY_SIZE(pxa910_resource_gpio), + .resource = pxa910_resource_gpio, +}; diff --git a/arch/arm/mach-mmp/sram.c b/arch/arm/mach-mmp/sram.c new file mode 100644 index 00000000000..4304f951937 --- /dev/null +++ b/arch/arm/mach-mmp/sram.c @@ -0,0 +1,168 @@ +/* + * linux/arch/arm/mach-mmp/sram.c + * + * based on mach-davinci/sram.c - DaVinci simple SRAM allocator + * + * Copyright (c) 2011 Marvell Semiconductors Inc. + * All Rights Reserved + * + * Add for mmp sram support - Leo Yan <leoy@marvell.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/io.h> +#include <linux/err.h> +#include <linux/slab.h> +#include <linux/genalloc.h> + +#include <mach/sram.h> + +struct sram_bank_info { + char *pool_name; + struct gen_pool *gpool; + int granularity; + + phys_addr_t sram_phys; + void __iomem *sram_virt; + u32 sram_size; + + struct list_head node; +}; + +static DEFINE_MUTEX(sram_lock); +static LIST_HEAD(sram_bank_list); + +struct gen_pool *sram_get_gpool(char *pool_name) +{ + struct sram_bank_info *info = NULL; + + if (!pool_name) + return NULL; + + mutex_lock(&sram_lock); + + list_for_each_entry(info, &sram_bank_list, node) + if (!strcmp(pool_name, info->pool_name)) + break; + + mutex_unlock(&sram_lock); + + if (&info->node == &sram_bank_list) + return NULL; + + return info->gpool; +} +EXPORT_SYMBOL(sram_get_gpool); + +static int __devinit sram_probe(struct platform_device *pdev) +{ + struct sram_platdata *pdata = pdev->dev.platform_data; + struct sram_bank_info *info; + struct resource *res; + int ret = 0; + + if (!pdata && !pdata->pool_name) + return -ENODEV; + + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res == NULL) { + dev_err(&pdev->dev, "no memory resource defined\n"); + ret = -ENODEV; + goto out; + } + + if (!resource_size(res)) + return 0; + + info->sram_phys = (phys_addr_t)res->start; + info->sram_size = resource_size(res); + info->sram_virt = ioremap(info->sram_phys, info->sram_size); + info->pool_name = kstrdup(pdata->pool_name, GFP_KERNEL); + info->granularity = pdata->granularity; + + info->gpool = gen_pool_create(ilog2(info->granularity), -1); + if (!info->gpool) { + dev_err(&pdev->dev, "create pool failed\n"); + ret = -ENOMEM; + goto create_pool_err; + } + + ret = gen_pool_add_virt(info->gpool, (unsigned long)info->sram_virt, + info->sram_phys, info->sram_size, -1); + if (ret < 0) { + dev_err(&pdev->dev, "add new chunk failed\n"); + ret = -ENOMEM; + goto add_chunk_err; + } + + mutex_lock(&sram_lock); + list_add(&info->node, &sram_bank_list); + mutex_unlock(&sram_lock); + + platform_set_drvdata(pdev, info); + + dev_info(&pdev->dev, "initialized\n"); + return 0; + +add_chunk_err: + gen_pool_destroy(info->gpool); +create_pool_err: + iounmap(info->sram_virt); + kfree(info->pool_name); +out: + kfree(info); + return ret; +} + +static int __devexit sram_remove(struct platform_device *pdev) +{ + struct sram_bank_info *info; + + info = platform_get_drvdata(pdev); + if (info == NULL) + return -ENODEV; + + mutex_lock(&sram_lock); + list_del(&info->node); + mutex_unlock(&sram_lock); + + gen_pool_destroy(info->gpool); + iounmap(info->sram_virt); + kfree(info->pool_name); + kfree(info); + return 0; +} + +static const struct platform_device_id sram_id_table[] = { + { "asram", MMP_ASRAM }, + { "isram", MMP_ISRAM }, + { } +}; + +static struct platform_driver sram_driver = { + .probe = sram_probe, + .remove = sram_remove, + .driver = { + .name = "mmp-sram", + }, + .id_table = sram_id_table, +}; + +static int __init sram_init(void) +{ + return platform_driver_register(&sram_driver); +} +core_initcall(sram_init); + +MODULE_LICENSE("GPL"); diff --git a/arch/arm/mach-mmp/tavorevb.c b/arch/arm/mach-mmp/tavorevb.c index c296b75c445..8e3b5af04a5 100644 --- a/arch/arm/mach-mmp/tavorevb.c +++ b/arch/arm/mach-mmp/tavorevb.c @@ -7,18 +7,19 @@ * it under the terms of the GNU General Public License version 2 as * publishhed by the Free Software Foundation. */ - +#include <linux/gpio.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/smc91x.h> +#include <linux/gpio.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <mach/addr-map.h> #include <mach/mfp-pxa910.h> #include <mach/pxa910.h> -#include <mach/gpio.h> +#include <mach/irqs.h> #include "common.h" @@ -71,8 +72,8 @@ static struct resource smc91x_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = gpio_to_irq(80), - .end = gpio_to_irq(80), + .start = MMP_GPIO_TO_IRQ(80), + .end = MMP_GPIO_TO_IRQ(80), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, } }; @@ -93,6 +94,7 @@ static void __init tavorevb_init(void) /* on-chip devices */ pxa910_add_uart(1); + platform_device_register(&pxa910_device_gpio); /* off-chip devices */ platform_device_register(&smc91x_device); @@ -103,4 +105,5 @@ MACHINE_START(TAVOREVB, "PXA910 Evaluation Board (aka TavorEVB)") .init_irq = pxa910_init_irq, .timer = &pxa910_timer, .init_machine = tavorevb_init, + .restart = mmp_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/teton_bga.c b/arch/arm/mach-mmp/teton_bga.c index bbe4727b96c..0523e422990 100644 --- a/arch/arm/mach-mmp/teton_bga.c +++ b/arch/arm/mach-mmp/teton_bga.c @@ -66,7 +66,7 @@ static struct pxa27x_keypad_platform_data teton_bga_keypad_info __initdata = { static struct i2c_board_info teton_bga_i2c_info[] __initdata = { { I2C_BOARD_INFO("ds1337", 0x68), - .irq = gpio_to_irq(RTC_INT_GPIO) + .irq = MMP_GPIO_TO_IRQ(RTC_INT_GPIO) }, }; @@ -78,6 +78,7 @@ static void __init teton_bga_init(void) pxa168_add_uart(1); pxa168_add_keypad(&teton_bga_keypad_info); pxa168_add_twsi(0, NULL, ARRAY_AND_SIZE(teton_bga_i2c_info)); + platform_device_register(&pxa168_device_gpio); } MACHINE_START(TETON_BGA, "PXA168-based Teton BGA Development Platform") @@ -86,4 +87,5 @@ MACHINE_START(TETON_BGA, "PXA168-based Teton BGA Development Platform") .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = teton_bga_init, + .restart = pxa168_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c index 99833b9485c..71fc4ee4602 100644 --- a/arch/arm/mach-mmp/time.c +++ b/arch/arm/mach-mmp/time.c @@ -25,7 +25,6 @@ #include <linux/io.h> #include <linux/irq.h> -#include <linux/sched.h> #include <asm/sched_clock.h> #include <mach/addr-map.h> @@ -42,8 +41,6 @@ #define MAX_DELTA (0xfffffffe) #define MIN_DELTA (16) -static DEFINE_CLOCK_DATA(cd); - /* * FIXME: the timer needs some delay to stablize the counter capture */ @@ -51,52 +48,68 @@ static inline uint32_t timer_read(void) { int delay = 100; - __raw_writel(1, TIMERS_VIRT_BASE + TMR_CVWR(0)); + __raw_writel(1, TIMERS_VIRT_BASE + TMR_CVWR(1)); while (delay--) cpu_relax(); - return __raw_readl(TIMERS_VIRT_BASE + TMR_CVWR(0)); -} - -unsigned long long notrace sched_clock(void) -{ - u32 cyc = timer_read(); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); + return __raw_readl(TIMERS_VIRT_BASE + TMR_CVWR(1)); } -static void notrace mmp_update_sched_clock(void) +static u32 notrace mmp_read_sched_clock(void) { - u32 cyc = timer_read(); - update_sched_clock(&cd, cyc, (u32)~0); + return timer_read(); } static irqreturn_t timer_interrupt(int irq, void *dev_id) { struct clock_event_device *c = dev_id; - /* disable and clear pending interrupt status */ - __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_IER(0)); - __raw_writel(0x1, TIMERS_VIRT_BASE + TMR_ICR(0)); + /* + * Clear pending interrupt status. + */ + __raw_writel(0x01, TIMERS_VIRT_BASE + TMR_ICR(0)); + + /* + * Disable timer 0. + */ + __raw_writel(0x02, TIMERS_VIRT_BASE + TMR_CER); + c->event_handler(c); + return IRQ_HANDLED; } static int timer_set_next_event(unsigned long delta, struct clock_event_device *dev) { - unsigned long flags, next; + unsigned long flags; local_irq_save(flags); - /* clear pending interrupt status and enable */ + /* + * Disable timer 0. + */ + __raw_writel(0x02, TIMERS_VIRT_BASE + TMR_CER); + + /* + * Clear and enable timer match 0 interrupt. + */ __raw_writel(0x01, TIMERS_VIRT_BASE + TMR_ICR(0)); __raw_writel(0x01, TIMERS_VIRT_BASE + TMR_IER(0)); - next = timer_read() + delta; - __raw_writel(next, TIMERS_VIRT_BASE + TMR_TN_MM(0, 0)); + /* + * Setup new clockevent timer value. + */ + __raw_writel(delta - 1, TIMERS_VIRT_BASE + TMR_TN_MM(0, 0)); + + /* + * Enable timer 0. + */ + __raw_writel(0x03, TIMERS_VIRT_BASE + TMR_CER); local_irq_restore(flags); + return 0; } @@ -145,23 +158,26 @@ static struct clocksource cksrc = { static void __init timer_config(void) { uint32_t ccr = __raw_readl(TIMERS_VIRT_BASE + TMR_CCR); - uint32_t cer = __raw_readl(TIMERS_VIRT_BASE + TMR_CER); - uint32_t cmr = __raw_readl(TIMERS_VIRT_BASE + TMR_CMR); - __raw_writel(cer & ~0x1, TIMERS_VIRT_BASE + TMR_CER); /* disable */ + __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_CER); /* disable */ - ccr &= (cpu_is_mmp2()) ? TMR_CCR_CS_0(0) : TMR_CCR_CS_0(3); + ccr &= (cpu_is_mmp2()) ? (TMR_CCR_CS_0(0) | TMR_CCR_CS_1(0)) : + (TMR_CCR_CS_0(3) | TMR_CCR_CS_1(3)); __raw_writel(ccr, TIMERS_VIRT_BASE + TMR_CCR); - /* free-running mode */ - __raw_writel(cmr | 0x01, TIMERS_VIRT_BASE + TMR_CMR); + /* set timer 0 to periodic mode, and timer 1 to free-running mode */ + __raw_writel(0x2, TIMERS_VIRT_BASE + TMR_CMR); - __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_PLCR(0)); /* free-running */ + __raw_writel(0x1, TIMERS_VIRT_BASE + TMR_PLCR(0)); /* periodic */ __raw_writel(0x7, TIMERS_VIRT_BASE + TMR_ICR(0)); /* clear status */ __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_IER(0)); - /* enable timer counter */ - __raw_writel(cer | 0x01, TIMERS_VIRT_BASE + TMR_CER); + __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_PLCR(1)); /* free-running */ + __raw_writel(0x7, TIMERS_VIRT_BASE + TMR_ICR(1)); /* clear status */ + __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_IER(1)); + + /* enable timer 1 counter */ + __raw_writel(0x2, TIMERS_VIRT_BASE + TMR_CER); } static struct irqaction timer_irq = { @@ -175,7 +191,7 @@ void __init timer_init(int irq) { timer_config(); - init_sched_clock(&cd, mmp_update_sched_clock, 32, CLOCK_TICK_RATE); + setup_sched_clock(mmp_read_sched_clock, 32, CLOCK_TICK_RATE); ckevt.mult = div_sc(CLOCK_TICK_RATE, NSEC_PER_SEC, ckevt.shift); ckevt.max_delta_ns = clockevent_delta2ns(MAX_DELTA, &ckevt); diff --git a/arch/arm/mach-mmp/ttc_dkb.c b/arch/arm/mach-mmp/ttc_dkb.c index 6bd37a27e5f..5ac5d5832e4 100644 --- a/arch/arm/mach-mmp/ttc_dkb.c +++ b/arch/arm/mach-mmp/ttc_dkb.c @@ -24,12 +24,13 @@ #include <mach/addr-map.h> #include <mach/mfp-pxa910.h> #include <mach/pxa910.h> +#include <mach/irqs.h> #include "common.h" -#define TTCDKB_GPIO_EXT0(x) (NR_BUILTIN_GPIO + ((x < 0) ? 0 : \ +#define TTCDKB_GPIO_EXT0(x) (MMP_NR_BUILTIN_GPIO + ((x < 0) ? 0 : \ ((x < 16) ? x : 15))) -#define TTCDKB_GPIO_EXT1(x) (NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \ +#define TTCDKB_GPIO_EXT1(x) (MMP_NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \ ((x < 16) ? x : 15))) /* @@ -93,7 +94,7 @@ static struct mtd_partition ttc_dkb_onenand_partitions[] = { }, { .name = "filesystem", .offset = MTDPART_OFS_APPEND, - .size = SZ_48M, + .size = SZ_32M + SZ_16M, .mask_flags = 0, } }; @@ -122,6 +123,7 @@ static struct platform_device ttc_dkb_device_onenand = { }; static struct platform_device *ttc_dkb_devices[] = { + &pxa910_device_gpio, &ttc_dkb_device_onenand, }; @@ -136,7 +138,7 @@ static struct i2c_board_info ttc_dkb_i2c_info[] = { { .type = "max7312", .addr = 0x23, - .irq = IRQ_GPIO(80), + .irq = MMP_GPIO_TO_IRQ(80), .platform_data = &max7312_data, }, }; @@ -159,4 +161,5 @@ MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform") .init_irq = pxa910_init_irq, .timer = &pxa910_timer, .init_machine = ttc_dkb_init, + .restart = mmp_restart, MACHINE_END |