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Diffstat (limited to 'include/asm-ppc/mpc52xx.h')
| -rw-r--r-- | include/asm-ppc/mpc52xx.h | 445 |
1 files changed, 445 insertions, 0 deletions
diff --git a/include/asm-ppc/mpc52xx.h b/include/asm-ppc/mpc52xx.h new file mode 100644 index 00000000000..e5f80c22fbf --- /dev/null +++ b/include/asm-ppc/mpc52xx.h @@ -0,0 +1,445 @@ +/* + * include/asm-ppc/mpc52xx.h + * + * Prototypes, etc. for the Freescale MPC52xx embedded cpu chips + * May need to be cleaned as the port goes on ... + * + * + * Maintainer : Sylvain Munaut <tnt@246tNt.com> + * + * Originally written by Dale Farnsworth <dfarnsworth@mvista.com> + * for the 2.4 kernel. + * + * Copyright (C) 2004-2005 Sylvain Munaut <tnt@246tNt.com> + * Copyright (C) 2003 MontaVista, Software, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#ifndef __ASM_MPC52xx_H__ +#define __ASM_MPC52xx_H__ + +#ifndef __ASSEMBLY__ +#include <asm/ppcboot.h> +#include <asm/types.h> + +struct pt_regs; +#endif /* __ASSEMBLY__ */ + + +/* ======================================================================== */ +/* PPC Sys devices definition */ +/* ======================================================================== */ + +enum ppc_sys_devices { + MPC52xx_MSCAN1, + MPC52xx_MSCAN2, + MPC52xx_SPI, + MPC52xx_USB, + MPC52xx_BDLC, + MPC52xx_PSC1, + MPC52xx_PSC2, + MPC52xx_PSC3, + MPC52xx_PSC4, + MPC52xx_PSC5, + MPC52xx_PSC6, + MPC52xx_FEC, + MPC52xx_ATA, + MPC52xx_I2C1, + MPC52xx_I2C2, +}; + + +/* ======================================================================== */ +/* Main registers/struct addresses */ +/* ======================================================================== */ + +/* MBAR position */ +#define MPC52xx_MBAR 0xf0000000 /* Phys address */ +#define MPC52xx_MBAR_VIRT 0xf0000000 /* Virt address */ +#define MPC52xx_MBAR_SIZE 0x00010000 + +#define MPC52xx_PA(x) ((phys_addr_t)(MPC52xx_MBAR + (x))) +#define MPC52xx_VA(x) ((void __iomem *)(MPC52xx_MBAR_VIRT + (x))) + +/* Registers zone offset/size */ +#define MPC52xx_MMAP_CTL_OFFSET 0x0000 +#define MPC52xx_MMAP_CTL_SIZE 0x068 +#define MPC52xx_SDRAM_OFFSET 0x0100 +#define MPC52xx_SDRAM_SIZE 0x010 +#define MPC52xx_CDM_OFFSET 0x0200 +#define MPC52xx_CDM_SIZE 0x038 +#define MPC52xx_INTR_OFFSET 0x0500 +#define MPC52xx_INTR_SIZE 0x04c +#define MPC52xx_GPTx_OFFSET(x) (0x0600 + ((x)<<4)) +#define MPC52xx_GPT_SIZE 0x010 +#define MPC52xx_RTC_OFFSET 0x0800 +#define MPC52xx_RTC_SIZE 0x024 +#define MPC52xx_GPIO_OFFSET 0x0b00 +#define MPC52xx_GPIO_SIZE 0x040 +#define MPC52xx_GPIO_WKUP_OFFSET 0x0c00 +#define MPC52xx_GPIO_WKUP_SIZE 0x028 +#define MPC52xx_PCI_OFFSET 0x0d00 +#define MPC52xx_PCI_SIZE 0x100 +#define MPC52xx_SDMA_OFFSET 0x1200 +#define MPC52xx_SDMA_SIZE 0x100 +#define MPC52xx_XLB_OFFSET 0x1f00 +#define MPC52xx_XLB_SIZE 0x100 +#define MPC52xx_PSCx_OFFSET(x) (((x)!=6)?(0x1e00+((x)<<9)):0x2c00) +#define MPC52xx_PSC_SIZE 0x0a0 + +/* SRAM used for SDMA */ +#define MPC52xx_SRAM_OFFSET 0x8000 +#define MPC52xx_SRAM_SIZE 0x4000 + + +/* ======================================================================== */ +/* IRQ mapping */ +/* ======================================================================== */ +/* Be sure to look at mpc52xx_pic.h if you wish for whatever reason to change + * this + */ + +#define MPC52xx_CRIT_IRQ_NUM 4 +#define MPC52xx_MAIN_IRQ_NUM 17 +#define MPC52xx_SDMA_IRQ_NUM 17 +#define MPC52xx_PERP_IRQ_NUM 23 + +#define MPC52xx_CRIT_IRQ_BASE 0 +#define MPC52xx_MAIN_IRQ_BASE (MPC52xx_CRIT_IRQ_BASE + MPC52xx_CRIT_IRQ_NUM) +#define MPC52xx_SDMA_IRQ_BASE (MPC52xx_MAIN_IRQ_BASE + MPC52xx_MAIN_IRQ_NUM) +#define MPC52xx_PERP_IRQ_BASE (MPC52xx_SDMA_IRQ_BASE + MPC52xx_SDMA_IRQ_NUM) + +#define MPC52xx_IRQ0 (MPC52xx_CRIT_IRQ_BASE + 0) +#define MPC52xx_SLICE_TIMER_0_IRQ (MPC52xx_CRIT_IRQ_BASE + 1) +#define MPC52xx_HI_INT_IRQ (MPC52xx_CRIT_IRQ_BASE + 2) +#define MPC52xx_CCS_IRQ (MPC52xx_CRIT_IRQ_BASE + 3) + +#define MPC52xx_IRQ1 (MPC52xx_MAIN_IRQ_BASE + 1) +#define MPC52xx_IRQ2 (MPC52xx_MAIN_IRQ_BASE + 2) +#define MPC52xx_IRQ3 (MPC52xx_MAIN_IRQ_BASE + 3) + +#define MPC52xx_SDMA_IRQ (MPC52xx_PERP_IRQ_BASE + 0) +#define MPC52xx_PSC1_IRQ (MPC52xx_PERP_IRQ_BASE + 1) +#define MPC52xx_PSC2_IRQ (MPC52xx_PERP_IRQ_BASE + 2) +#define MPC52xx_PSC3_IRQ (MPC52xx_PERP_IRQ_BASE + 3) +#define MPC52xx_PSC6_IRQ (MPC52xx_PERP_IRQ_BASE + 4) +#define MPC52xx_IRDA_IRQ (MPC52xx_PERP_IRQ_BASE + 4) +#define MPC52xx_FEC_IRQ (MPC52xx_PERP_IRQ_BASE + 5) +#define MPC52xx_USB_IRQ (MPC52xx_PERP_IRQ_BASE + 6) +#define MPC52xx_ATA_IRQ (MPC52xx_PERP_IRQ_BASE + 7) +#define MPC52xx_PCI_CNTRL_IRQ (MPC52xx_PERP_IRQ_BASE + 8) +#define MPC52xx_PCI_SCIRX_IRQ (MPC52xx_PERP_IRQ_BASE + 9) +#define MPC52xx_PCI_SCITX_IRQ (MPC52xx_PERP_IRQ_BASE + 10) +#define MPC52xx_PSC4_IRQ (MPC52xx_PERP_IRQ_BASE + 11) +#define MPC52xx_PSC5_IRQ (MPC52xx_PERP_IRQ_BASE + 12) +#define MPC52xx_SPI_MODF_IRQ (MPC52xx_PERP_IRQ_BASE + 13) +#define MPC52xx_SPI_SPIF_IRQ (MPC52xx_PERP_IRQ_BASE + 14) +#define MPC52xx_I2C1_IRQ (MPC52xx_PERP_IRQ_BASE + 15) +#define MPC52xx_I2C2_IRQ (MPC52xx_PERP_IRQ_BASE + 16) +#define MPC52xx_MSCAN1_IRQ (MPC52xx_PERP_IRQ_BASE + 17) +#define MPC52xx_MSCAN2_IRQ (MPC52xx_PERP_IRQ_BASE + 18) +#define MPC52xx_IR_RX_IRQ (MPC52xx_PERP_IRQ_BASE + 19) +#define MPC52xx_IR_TX_IRQ (MPC52xx_PERP_IRQ_BASE + 20) +#define MPC52xx_XLB_ARB_IRQ (MPC52xx_PERP_IRQ_BASE + 21) +#define MPC52xx_BDLC_IRQ (MPC52xx_PERP_IRQ_BASE + 22) + + + +/* ======================================================================== */ +/* Structures mapping of some unit register set */ +/* ======================================================================== */ + +#ifndef __ASSEMBLY__ + +/* Memory Mapping Control */ +struct mpc52xx_mmap_ctl { + u32 mbar; /* MMAP_CTRL + 0x00 */ + + u32 cs0_start; /* MMAP_CTRL + 0x04 */ + u32 cs0_stop; /* MMAP_CTRL + 0x08 */ + u32 cs1_start; /* MMAP_CTRL + 0x0c */ + u32 cs1_stop; /* MMAP_CTRL + 0x10 */ + u32 cs2_start; /* MMAP_CTRL + 0x14 */ + u32 cs2_stop; /* MMAP_CTRL + 0x18 */ + u32 cs3_start; /* MMAP_CTRL + 0x1c */ + u32 cs3_stop; /* MMAP_CTRL + 0x20 */ + u32 cs4_start; /* MMAP_CTRL + 0x24 */ + u32 cs4_stop; /* MMAP_CTRL + 0x28 */ + u32 cs5_start; /* MMAP_CTRL + 0x2c */ + u32 cs5_stop; /* MMAP_CTRL + 0x30 */ + + u32 sdram0; /* MMAP_CTRL + 0x34 */ + u32 sdram1; /* MMAP_CTRL + 0X38 */ + + u32 reserved[4]; /* MMAP_CTRL + 0x3c .. 0x48 */ + + u32 boot_start; /* MMAP_CTRL + 0x4c */ + u32 boot_stop; /* MMAP_CTRL + 0x50 */ + + u32 ipbi_ws_ctrl; /* MMAP_CTRL + 0x54 */ + + u32 cs6_start; /* MMAP_CTRL + 0x58 */ + u32 cs6_stop; /* MMAP_CTRL + 0x5c */ + u32 cs7_start; /* MMAP_CTRL + 0x60 */ + u32 cs7_stop; /* MMAP_CTRL + 0x64 */ +}; + +/* SDRAM control */ +struct mpc52xx_sdram { + u32 mode; /* SDRAM + 0x00 */ + u32 ctrl; /* SDRAM + 0x04 */ + u32 config1; /* SDRAM + 0x08 */ + u32 config2; /* SDRAM + 0x0c */ +}; + +/* Interrupt controller */ +struct mpc52xx_intr { + u32 per_mask; /* INTR + 0x00 */ + u32 per_pri1; /* INTR + 0x04 */ + u32 per_pri2; /* INTR + 0x08 */ + u32 per_pri3; /* INTR + 0x0c */ + u32 ctrl; /* INTR + 0x10 */ + u32 main_mask; /* INTR + 0x14 */ + u32 main_pri1; /* INTR + 0x18 */ + u32 main_pri2; /* INTR + 0x1c */ + u32 reserved1; /* INTR + 0x20 */ + u32 enc_status; /* INTR + 0x24 */ + u32 crit_status; /* INTR + 0x28 */ + u32 main_status; /* INTR + 0x2c */ + u32 per_status; /* INTR + 0x30 */ + u32 reserved2; /* INTR + 0x34 */ + u32 per_error; /* INTR + 0x38 */ +}; + +/* SDMA */ +struct mpc52xx_sdma { + u32 taskBar; /* SDMA + 0x00 */ + u32 currentPointer; /* SDMA + 0x04 */ + u32 endPointer; /* SDMA + 0x08 */ + u32 variablePointer;/* SDMA + 0x0c */ + + u8 IntVect1; /* SDMA + 0x10 */ + u8 IntVect2; /* SDMA + 0x11 */ + u16 PtdCntrl; /* SDMA + 0x12 */ + + u32 IntPend; /* SDMA + 0x14 */ + u32 IntMask; /* SDMA + 0x18 */ + + u16 tcr[16]; /* SDMA + 0x1c .. 0x3a */ + + u8 ipr[32]; /* SDMA + 0x3c .. 0x5b */ + + u32 cReqSelect; /* SDMA + 0x5c */ + u32 task_size0; /* SDMA + 0x60 */ + u32 task_size1; /* SDMA + 0x64 */ + u32 MDEDebug; /* SDMA + 0x68 */ + u32 ADSDebug; /* SDMA + 0x6c */ + u32 Value1; /* SDMA + 0x70 */ + u32 Value2; /* SDMA + 0x74 */ + u32 Control; /* SDMA + 0x78 */ + u32 Status; /* SDMA + 0x7c */ + u32 PTDDebug; /* SDMA + 0x80 */ +}; + +/* GPT */ +struct mpc52xx_gpt { + u32 mode; /* GPTx + 0x00 */ + u32 count; /* GPTx + 0x04 */ + u32 pwm; /* GPTx + 0x08 */ + u32 status; /* GPTx + 0X0c */ +}; + +/* RTC */ +struct mpc52xx_rtc { + u32 time_set; /* RTC + 0x00 */ + u32 date_set; /* RTC + 0x04 */ + u32 stopwatch; /* RTC + 0x08 */ + u32 int_enable; /* RTC + 0x0c */ + u32 time; /* RTC + 0x10 */ + u32 date; /* RTC + 0x14 */ + u32 stopwatch_intr; /* RTC + 0x18 */ + u32 bus_error; /* RTC + 0x1c */ + u32 dividers; /* RTC + 0x20 */ +}; + +/* GPIO */ +struct mpc52xx_gpio { + u32 port_config; /* GPIO + 0x00 */ + u32 simple_gpioe; /* GPIO + 0x04 */ + u32 simple_ode; /* GPIO + 0x08 */ + u32 simple_ddr; /* GPIO + 0x0c */ + u32 simple_dvo; /* GPIO + 0x10 */ + u32 simple_ival; /* GPIO + 0x14 */ + u8 outo_gpioe; /* GPIO + 0x18 */ + u8 reserved1[3]; /* GPIO + 0x19 */ + u8 outo_dvo; /* GPIO + 0x1c */ + u8 reserved2[3]; /* GPIO + 0x1d */ + u8 sint_gpioe; /* GPIO + 0x20 */ + u8 reserved3[3]; /* GPIO + 0x21 */ + u8 sint_ode; /* GPIO + 0x24 */ + u8 reserved4[3]; /* GPIO + 0x25 */ + u8 sint_ddr; /* GPIO + 0x28 */ + u8 reserved5[3]; /* GPIO + 0x29 */ + u8 sint_dvo; /* GPIO + 0x2c */ + u8 reserved6[3]; /* GPIO + 0x2d */ + u8 sint_inten; /* GPIO + 0x30 */ + u8 reserved7[3]; /* GPIO + 0x31 */ + u16 sint_itype; /* GPIO + 0x34 */ + u16 reserved8; /* GPIO + 0x36 */ + u8 gpio_control; /* GPIO + 0x38 */ + u8 reserved9[3]; /* GPIO + 0x39 */ + u8 sint_istat; /* GPIO + 0x3c */ + u8 sint_ival; /* GPIO + 0x3d */ + u8 bus_errs; /* GPIO + 0x3e */ + u8 reserved10; /* GPIO + 0x3f */ +}; + +#define MPC52xx_GPIO_PSC_CONFIG_UART_WITHOUT_CD 4 +#define MPC52xx_GPIO_PSC_CONFIG_UART_WITH_CD 5 +#define MPC52xx_GPIO_PCI_DIS (1<<15) + +/* GPIO with WakeUp*/ +struct mpc52xx_gpio_wkup { + u8 wkup_gpioe; /* GPIO_WKUP + 0x00 */ + u8 reserved1[3]; /* GPIO_WKUP + 0x03 */ + u8 wkup_ode; /* GPIO_WKUP + 0x04 */ + u8 reserved2[3]; /* GPIO_WKUP + 0x05 */ + u8 wkup_ddr; /* GPIO_WKUP + 0x08 */ + u8 reserved3[3]; /* GPIO_WKUP + 0x09 */ + u8 wkup_dvo; /* GPIO_WKUP + 0x0C */ + u8 reserved4[3]; /* GPIO_WKUP + 0x0D */ + u8 wkup_inten; /* GPIO_WKUP + 0x10 */ + u8 reserved5[3]; /* GPIO_WKUP + 0x11 */ + u8 wkup_iinten; /* GPIO_WKUP + 0x14 */ + u8 reserved6[3]; /* GPIO_WKUP + 0x15 */ + u16 wkup_itype; /* GPIO_WKUP + 0x18 */ + u8 reserved7[2]; /* GPIO_WKUP + 0x1A */ + u8 wkup_maste; /* GPIO_WKUP + 0x1C */ + u8 reserved8[3]; /* GPIO_WKUP + 0x1D */ + u8 wkup_ival; /* GPIO_WKUP + 0x20 */ + u8 reserved9[3]; /* GPIO_WKUP + 0x21 */ + u8 wkup_istat; /* GPIO_WKUP + 0x24 */ + u8 reserved10[3]; /* GPIO_WKUP + 0x25 */ +}; + +/* XLB Bus control */ +struct mpc52xx_xlb { + u8 reserved[0x40]; + u32 config; /* XLB + 0x40 */ + u32 version; /* XLB + 0x44 */ + u32 status; /* XLB + 0x48 */ + u32 int_enable; /* XLB + 0x4c */ + u32 addr_capture; /* XLB + 0x50 */ + u32 bus_sig_capture; /* XLB + 0x54 */ + u32 addr_timeout; /* XLB + 0x58 */ + u32 data_timeout; /* XLB + 0x5c */ + u32 bus_act_timeout; /* XLB + 0x60 */ + u32 master_pri_enable; /* XLB + 0x64 */ + u32 master_priority; /* XLB + 0x68 */ + u32 base_address; /* XLB + 0x6c */ + u32 snoop_window; /* XLB + 0x70 */ +}; + +#define MPC52xx_XLB_CFG_SNOOP (1 << 15) + +/* Clock Distribution control */ +struct mpc52xx_cdm { + u32 jtag_id; /* CDM + 0x00 reg0 read only */ + u32 rstcfg; /* CDM + 0x04 reg1 read only */ + u32 breadcrumb; /* CDM + 0x08 reg2 */ + + u8 mem_clk_sel; /* CDM + 0x0c reg3 byte0 */ + u8 xlb_clk_sel; /* CDM + 0x0d reg3 byte1 read only */ + u8 ipb_clk_sel; /* CDM + 0x0e reg3 byte2 */ + u8 pci_clk_sel; /* CDM + 0x0f reg3 byte3 */ + + u8 ext_48mhz_en; /* CDM + 0x10 reg4 byte0 */ + u8 fd_enable; /* CDM + 0x11 reg4 byte1 */ + u16 fd_counters; /* CDM + 0x12 reg4 byte2,3 */ + + u32 clk_enables; /* CDM + 0x14 reg5 */ + + u8 osc_disable; /* CDM + 0x18 reg6 byte0 */ + u8 reserved0[3]; /* CDM + 0x19 reg6 byte1,2,3 */ + + u8 ccs_sleep_enable; /* CDM + 0x1c reg7 byte0 */ + u8 osc_sleep_enable; /* CDM + 0x1d reg7 byte1 */ + u8 reserved1; /* CDM + 0x1e reg7 byte2 */ + u8 ccs_qreq_test; /* CDM + 0x1f reg7 byte3 */ + + u8 soft_reset; /* CDM + 0x20 u8 byte0 */ + u8 no_ckstp; /* CDM + 0x21 u8 byte0 */ + u8 reserved2[2]; /* CDM + 0x22 u8 byte1,2,3 */ + + u8 pll_lock; /* CDM + 0x24 reg9 byte0 */ + u8 pll_looselock; /* CDM + 0x25 reg9 byte1 */ + u8 pll_sm_lockwin; /* CDM + 0x26 reg9 byte2 */ + u8 reserved3; /* CDM + 0x27 reg9 byte3 */ + + u16 reserved4; /* CDM + 0x28 reg10 byte0,1 */ + u16 mclken_div_psc1; /* CDM + 0x2a reg10 byte2,3 */ + + u16 reserved5; /* CDM + 0x2c reg11 byte0,1 */ + u16 mclken_div_psc2; /* CDM + 0x2e reg11 byte2,3 */ + + u16 reserved6; /* CDM + 0x30 reg12 byte0,1 */ + u16 mclken_div_psc3; /* CDM + 0x32 reg12 byte2,3 */ + + u16 reserved7; /* CDM + 0x34 reg13 byte0,1 */ + u16 mclken_div_psc6; /* CDM + 0x36 reg13 byte2,3 */ +}; + +#endif /* __ASSEMBLY__ */ + + +/* ========================================================================= */ +/* Prototypes for MPC52xx syslib */ +/* ========================================================================= */ + +#ifndef __ASSEMBLY__ + +extern void mpc52xx_init_irq(void); +extern int mpc52xx_get_irq(struct pt_regs *regs); + +extern unsigned long mpc52xx_find_end_of_memory(void); +extern void mpc52xx_set_bat(void); +extern void mpc52xx_map_io(void); +extern void mpc52xx_restart(char *cmd); +extern void mpc52xx_halt(void); +extern void mpc52xx_power_off(void); +extern void mpc52xx_progress(char *s, unsigned short hex); +extern void mpc52xx_calibrate_decr(void); + +extern void mpc52xx_find_bridges(void); + + + /* Matching of PSC function */ +struct mpc52xx_psc_func { + int id; + char *func; +}; + +extern int mpc52xx_match_psc_function(int psc_idx, const char *func); +extern struct mpc52xx_psc_func mpc52xx_psc_functions[]; + /* This array is to be defined in platform file */ + +#endif /* __ASSEMBLY__ */ + + +/* ========================================================================= */ +/* Platform configuration */ +/* ========================================================================= */ + +/* The U-Boot platform information struct */ +extern bd_t __res; + +/* Platform options */ +#if defined(CONFIG_LITE5200) +#include <platforms/lite5200.h> +#endif + + +#endif /* __ASM_MPC52xx_H__ */ |