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Diffstat (limited to 'arch/powerpc/include/asm/ppc4xx.h')
| -rw-r--r-- | arch/powerpc/include/asm/ppc4xx.h | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/ppc4xx.h b/arch/powerpc/include/asm/ppc4xx.h new file mode 100644 index 0000000..9f2a08b --- /dev/null +++ b/arch/powerpc/include/asm/ppc4xx.h @@ -0,0 +1,324 @@ +/*----------------------------------------------------------------------------+ +| This source code is dual-licensed. You may use it under the terms of +| the GNU General Public License version 2, or under the license below. +| +| This source code has been made available to you by IBM on an AS-IS +| basis. Anyone receiving this source is licensed under IBM +| copyrights to use it in any way he or she deems fit, including +| copying it, modifying it, compiling it, and redistributing it either +| with or without modifications. No license under IBM patents or +| patent applications is to be implied by the copyright license. +| +| Any user of this software should understand that IBM cannot provide +| technical support for this software and will not be responsible for +| any consequences resulting from the use of this software. +| +| Any person who transfers this source code or any derivative work +| must include the IBM copyright notice, this paragraph, and the +| preceding two paragraphs in the transferred software. +| +| COPYRIGHT I B M CORPORATION 1999 +| LICENSED MATERIAL - PROGRAM PROPERTY OF I B M ++----------------------------------------------------------------------------*/ + +#ifndef __PPC4XX_H__ +#define __PPC4XX_H__ + +/* + * Include SoC specific headers + */ +#if defined(CONFIG_405CR) +#include <asm/ppc405cr.h> +#endif + +#if defined(CONFIG_405EP) +#include <asm/ppc405ep.h> +#endif + +#if defined(CONFIG_405EX) +#include <asm/ppc405ex.h> +#endif + +#if defined(CONFIG_405EZ) +#include <asm/ppc405ez.h> +#endif + +#if defined(CONFIG_405GP) +#include <asm/ppc405gp.h> +#endif + +#if defined(CONFIG_440EP) || defined(CONFIG_440GR) +#include <asm/ppc440ep_gr.h> +#endif + +#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) +#include <asm/ppc440epx_grx.h> +#endif + +#if defined(CONFIG_440GP) +#include <asm/ppc440gp.h> +#endif + +#if defined(CONFIG_440GX) +#include <asm/ppc440gx.h> +#endif + +#if defined(CONFIG_440SP) +#include <asm/ppc440sp.h> +#endif + +#if defined(CONFIG_440SPE) +#include <asm/ppc440spe.h> +#endif + +#if defined(CONFIG_460EX) || defined(CONFIG_460GT) +#include <asm/ppc460ex_gt.h> +#endif + +#if defined(CONFIG_460SX) +#include <asm/ppc460sx.h> +#endif + +#if defined(CONFIG_APM821XX) +#include <asm/apm821xx.h> +#endif + +/* + * Common registers for all SoC's + */ +/* DCR registers */ +#define PLB3A0_ACR 0x0077 +#define PLB4A0_ACR 0x0081 +#define PLB4A1_ACR 0x0089 + +/* CPR register declarations */ + +#define PLB4Ax_ACR_PPM_MASK 0xf0000000 +#define PLB4Ax_ACR_PPM_FIXED 0x00000000 +#define PLB4Ax_ACR_PPM_FAIR 0xd0000000 +#define PLB4Ax_ACR_HBU_MASK 0x08000000 +#define PLB4Ax_ACR_HBU_DISABLED 0x00000000 +#define PLB4Ax_ACR_HBU_ENABLED 0x08000000 +#define PLB4Ax_ACR_RDP_MASK 0x06000000 +#define PLB4Ax_ACR_RDP_DISABLED 0x00000000 +#define PLB4Ax_ACR_RDP_2DEEP 0x02000000 +#define PLB4Ax_ACR_RDP_3DEEP 0x04000000 +#define PLB4Ax_ACR_RDP_4DEEP 0x06000000 +#define PLB4Ax_ACR_WRP_MASK 0x01000000 +#define PLB4Ax_ACR_WRP_DISABLED 0x00000000 +#define PLB4Ax_ACR_WRP_2DEEP 0x01000000 + +/* + * External Bus Controller + */ +/* Values for EBC0_CFGADDR register - indirect addressing of these regs */ +#define PB0CR 0x00 /* periph bank 0 config reg */ +#define PB1CR 0x01 /* periph bank 1 config reg */ +#define PB2CR 0x02 /* periph bank 2 config reg */ +#define PB3CR 0x03 /* periph bank 3 config reg */ +#define PB4CR 0x04 /* periph bank 4 config reg */ +#define PB5CR 0x05 /* periph bank 5 config reg */ +#define PB6CR 0x06 /* periph bank 6 config reg */ +#define PB7CR 0x07 /* periph bank 7 config reg */ +#define PB0AP 0x10 /* periph bank 0 access parameters */ +#define PB1AP 0x11 /* periph bank 1 access parameters */ +#define PB2AP 0x12 /* periph bank 2 access parameters */ +#define PB3AP 0x13 /* periph bank 3 access parameters */ +#define PB4AP 0x14 /* periph bank 4 access parameters */ +#define PB5AP 0x15 /* periph bank 5 access parameters */ +#define PB6AP 0x16 /* periph bank 6 access parameters */ +#define PB7AP 0x17 /* periph bank 7 access parameters */ +#define PBEAR 0x20 /* periph bus error addr reg */ +#define PBESR0 0x21 /* periph bus error status reg 0 */ +#define PBESR1 0x22 /* periph bus error status reg 1 */ +#define EBC0_CFG 0x23 /* external bus configuration reg */ + +/* + * GPIO macro register defines + */ +/* todo: merge with gpio.h header */ +#define GPIO_BASE GPIO0_BASE + +#define GPIO0_OR (GPIO0_BASE + 0x0) +#define GPIO0_TCR (GPIO0_BASE + 0x4) +#define GPIO0_OSRL (GPIO0_BASE + 0x8) +#define GPIO0_OSRH (GPIO0_BASE + 0xC) +#define GPIO0_TSRL (GPIO0_BASE + 0x10) +#define GPIO0_TSRH (GPIO0_BASE + 0x14) +#define GPIO0_ODR (GPIO0_BASE + 0x18) +#define GPIO0_IR (GPIO0_BASE + 0x1C) +#define GPIO0_RR1 (GPIO0_BASE + 0x20) +#define GPIO0_RR2 (GPIO0_BASE + 0x24) +#define GPIO0_RR3 (GPIO0_BASE + 0x28) +#define GPIO0_ISR1L (GPIO0_BASE + 0x30) +#define GPIO0_ISR1H (GPIO0_BASE + 0x34) +#define GPIO0_ISR2L (GPIO0_BASE + 0x38) +#define GPIO0_ISR2H (GPIO0_BASE + 0x3C) +#define GPIO0_ISR3L (GPIO0_BASE + 0x40) +#define GPIO0_ISR3H (GPIO0_BASE + 0x44) + +#define GPIO1_OR (GPIO1_BASE + 0x0) +#define GPIO1_TCR (GPIO1_BASE + 0x4) +#define GPIO1_OSRL (GPIO1_BASE + 0x8) +#define GPIO1_OSRH (GPIO1_BASE + 0xC) +#define GPIO1_TSRL (GPIO1_BASE + 0x10) +#define GPIO1_TSRH (GPIO1_BASE + 0x14) +#define GPIO1_ODR (GPIO1_BASE + 0x18) +#define GPIO1_IR (GPIO1_BASE + 0x1C) +#define GPIO1_RR1 (GPIO1_BASE + 0x20) +#define GPIO1_RR2 (GPIO1_BASE + 0x24) +#define GPIO1_RR3 (GPIO1_BASE + 0x28) +#define GPIO1_ISR1L (GPIO1_BASE + 0x30) +#define GPIO1_ISR1H (GPIO1_BASE + 0x34) +#define GPIO1_ISR2L (GPIO1_BASE + 0x38) +#define GPIO1_ISR2H (GPIO1_BASE + 0x3C) +#define GPIO1_ISR3L (GPIO1_BASE + 0x40) +#define GPIO1_ISR3H (GPIO1_BASE + 0x44) + +/* General Purpose Timer (GPT) Register Offsets */ +#define GPT0_TBC 0x00000000 +#define GPT0_IM 0x00000018 +#define GPT0_ISS 0x0000001C +#define GPT0_ISC 0x00000020 +#define GPT0_IE 0x00000024 +#define GPT0_COMP0 0x00000080 +#define GPT0_COMP1 0x00000084 +#define GPT0_COMP2 0x00000088 +#define GPT0_COMP3 0x0000008C +#define GPT0_COMP4 0x00000090 +#define GPT0_COMP5 0x00000094 +#define GPT0_COMP6 0x00000098 +#define GPT0_MASK0 0x000000C0 +#define GPT0_MASK1 0x000000C4 +#define GPT0_MASK2 0x000000C8 +#define GPT0_MASK3 0x000000CC +#define GPT0_MASK4 0x000000D0 +#define GPT0_MASK5 0x000000D4 +#define GPT0_MASK6 0x000000D8 +#define GPT0_DCT0 0x00000110 +#define GPT0_DCIS 0x0000011C + +#if defined(CONFIG_440) +#include <asm/ppc440.h> +#else +#include <asm/ppc405.h> +#endif + +#include <asm/ppc4xx-sdram.h> +#include <asm/ppc4xx-ebc.h> +#if !defined(CONFIG_XILINX_440) +#include <asm/ppc4xx-uic.h> +#endif + +/* + * Macro for generating register field mnemonics + */ +#define PPC_REG_BITS 32 +#define PPC_REG_VAL(bit, value) ((value) << ((PPC_REG_BITS - 1) - (bit))) + +/* + * Elide casts when assembling register mnemonics + */ +#ifndef __ASSEMBLY__ +#define static_cast(type, val) (type)(val) +#else +#define static_cast(type, val) (val) +#endif + +/* + * Common stuff for 4xx (405 and 440) + */ + +#define EXC_OFF_SYS_RESET 0x0100 /* System reset */ +#define _START_OFFSET (EXC_OFF_SYS_RESET + 0x2000) + +#define RESET_VECTOR 0xfffffffc +#define CACHELINE_MASK (CONFIG_SYS_CACHELINE_SIZE - 1) /* Address mask for + cache line aligned data. */ + +#define CPR0_DCR_BASE 0x0C +#define CPR0_CFGADDR (CPR0_DCR_BASE + 0x0) +#define CPR0_CFGDATA (CPR0_DCR_BASE + 0x1) + +#define SDR_DCR_BASE 0x0E +#define SDR0_CFGADDR (SDR_DCR_BASE + 0x0) +#define SDR0_CFGDATA (SDR_DCR_BASE + 0x1) + +#define SDRAM_DCR_BASE 0x10 +#define SDRAM0_CFGADDR (SDRAM_DCR_BASE + 0x0) +#define SDRAM0_CFGDATA (SDRAM_DCR_BASE + 0x1) + +#define EBC_DCR_BASE 0x12 +#define EBC0_CFGADDR (EBC_DCR_BASE + 0x0) +#define EBC0_CFGDATA (EBC_DCR_BASE + 0x1) + +/* + * Macros for indirect DCR access + */ +#define mtcpr(reg, d) \ + do { mtdcr(CPR0_CFGADDR, reg); mtdcr(CPR0_CFGDATA, d); } while (0) +#define mfcpr(reg, d) \ + do { mtdcr(CPR0_CFGADDR, reg); d = mfdcr(CPR0_CFGDATA); } while (0) + +#define mtebc(reg, d) \ + do { mtdcr(EBC0_CFGADDR, reg); mtdcr(EBC0_CFGDATA, d); } while (0) +#define mfebc(reg, d) \ + do { mtdcr(EBC0_CFGADDR, reg); d = mfdcr(EBC0_CFGDATA); } while (0) + +#define mtsdram(reg, d) \ + do { mtdcr(SDRAM0_CFGADDR, reg); mtdcr(SDRAM0_CFGDATA, d); } while (0) +#define mfsdram(reg, d) \ + do { mtdcr(SDRAM0_CFGADDR, reg); d = mfdcr(SDRAM0_CFGDATA); } while (0) + +#define mtsdr(reg, d) \ + do { mtdcr(SDR0_CFGADDR, reg); mtdcr(SDR0_CFGDATA, d); } while (0) +#define mfsdr(reg, d) \ + do { mtdcr(SDR0_CFGADDR, reg); d = mfdcr(SDR0_CFGDATA); } while (0) + +#ifndef __ASSEMBLY__ + +typedef struct +{ + unsigned long freqDDR; + unsigned long freqEBC; + unsigned long freqOPB; + unsigned long freqPCI; + unsigned long freqPLB; + unsigned long freqTmrClk; + unsigned long freqUART; + unsigned long freqProcessor; + unsigned long freqVCOHz; + unsigned long freqVCOMhz; /* in MHz */ + unsigned long pciClkSync; /* PCI clock is synchronous */ + unsigned long pciIntArbEn; /* Internal PCI arbiter is enabled */ + unsigned long pllExtBusDiv; + unsigned long pllFbkDiv; + unsigned long pllFwdDiv; + unsigned long pllFwdDivA; + unsigned long pllFwdDivB; + unsigned long pllOpbDiv; + unsigned long pllPciDiv; + unsigned long pllPlbDiv; +} PPC4xx_SYS_INFO; + +static inline u32 get_mcsr(void) +{ + u32 val; + + asm volatile("mfspr %0, 0x23c" : "=r" (val) :); + return val; +} + +static inline void set_mcsr(u32 val) +{ + asm volatile("mtspr 0x23c, %0" : "=r" (val) :); +} + +int ppc4xx_pci_sync_clock_config(u32 async); + +#endif /* __ASSEMBLY__ */ + +/* for multi-cpu support */ +#define NA_OR_UNKNOWN_CPU -1 + +#endif /* __PPC4XX_H__ */ |
