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| author | Stefan Roese <sr@denx.de> | 2010-09-09 19:18:00 +0200 | 
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2010-09-23 09:02:05 +0200 | 
| commit | b36df561154bdd0a41bb77e09c5575ca2cf48013 (patch) | |
| tree | 732ac4bb522eb29540d53ac3fe8bfb571ee7fac6 /arch/powerpc/include/asm/ppc4xx.h | |
| parent | 4ad0df2b7c79b5514795202d59a4287bc73cb41f (diff) | |
| download | olio-uboot-2014.01-b36df561154bdd0a41bb77e09c5575ca2cf48013.tar.xz olio-uboot-2014.01-b36df561154bdd0a41bb77e09c5575ca2cf48013.zip | |
ppc4xx: Move ppc4xx headers to powerpc include directory
This patch moves some ppc4xx related headers from the common include
directory (include/) to the powerpc specific one
(arch/powerpc/include/asm/). This way to common include directory is not
so cluttered with files.
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'arch/powerpc/include/asm/ppc4xx.h')
| -rw-r--r-- | arch/powerpc/include/asm/ppc4xx.h | 225 | 
1 files changed, 225 insertions, 0 deletions
| diff --git a/arch/powerpc/include/asm/ppc4xx.h b/arch/powerpc/include/asm/ppc4xx.h new file mode 100644 index 000000000..ca04bb47f --- /dev/null +++ b/arch/powerpc/include/asm/ppc4xx.h @@ -0,0 +1,225 @@ +/*----------------------------------------------------------------------------+ +|       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__ + +/* + * Configure which SDRAM/DDR/DDR2 controller is equipped + */ +#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_405EP) || \ +	defined(CONFIG_AP1000) || defined(CONFIG_ML2) +#define CONFIG_SDRAM_PPC4xx_IBM_SDRAM	/* IBM SDRAM controller */ +#endif + +#if defined(CONFIG_440GP) || defined(CONFIG_440GX) || \ +    defined(CONFIG_440EP) || defined(CONFIG_440GR) +#define CONFIG_SDRAM_PPC4xx_IBM_DDR	/* IBM DDR controller */ +#endif + +#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) +#define CONFIG_SDRAM_PPC4xx_DENALI_DDR2	/* Denali DDR(2) controller */ +#endif + +#if defined(CONFIG_405EX) || \ +    defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \ +    defined(CONFIG_460EX) || defined(CONFIG_460GT) || \ +    defined(CONFIG_460SX) +#define CONFIG_SDRAM_PPC4xx_IBM_DDR2	/* IBM DDR(2) controller */ +#endif + +#if defined(CONFIG_440EP) || defined(CONFIG_440GR) ||	\ +    defined(CONFIG_440EPX) || defined(CONFIG_440GRX) ||	\ +    defined(CONFIG_405EZ) || defined(CONFIG_405EX) ||	\ +    defined(CONFIG_460EX) || defined(CONFIG_460GT) +#define CONFIG_NAND_NDFC +#endif + +/* PLB4 CrossBar Arbiter Core supported across PPC4xx families */ +#if defined(CONFIG_405EX) || \ +    defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \ +    defined(CONFIG_440GR) || defined(CONFIG_440GRX) || \ +    defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \ +    defined(CONFIG_460EX) || defined(CONFIG_460GT)  || \ +    defined(CONFIG_460SX) + +#define PLB_ARBITER_BASE		0x80 + +#define PLB0_ACR			(PLB_ARBITER_BASE + 0x01) +#define PLB0_ACR_PPM_MASK		0xF0000000 +#define PLB0_ACR_PPM_FIXED		0x00000000 +#define PLB0_ACR_PPM_FAIR		0xD0000000 +#define PLB0_ACR_HBU_MASK		0x08000000 +#define PLB0_ACR_HBU_DISABLED		0x00000000 +#define PLB0_ACR_HBU_ENABLED		0x08000000 +#define PLB0_ACR_RDP_MASK		0x06000000 +#define PLB0_ACR_RDP_DISABLED		0x00000000 +#define PLB0_ACR_RDP_2DEEP		0x02000000 +#define PLB0_ACR_RDP_3DEEP		0x04000000 +#define PLB0_ACR_RDP_4DEEP		0x06000000 +#define PLB0_ACR_WRP_MASK		0x01000000 +#define PLB0_ACR_WRP_DISABLED		0x00000000 +#define PLB0_ACR_WRP_2DEEP		0x01000000 + +#define PLB1_ACR			(PLB_ARBITER_BASE + 0x09) +#define PLB1_ACR_PPM_MASK		0xF0000000 +#define PLB1_ACR_PPM_FIXED		0x00000000 +#define PLB1_ACR_PPM_FAIR		0xD0000000 +#define PLB1_ACR_HBU_MASK		0x08000000 +#define PLB1_ACR_HBU_DISABLED		0x00000000 +#define PLB1_ACR_HBU_ENABLED		0x08000000 +#define PLB1_ACR_RDP_MASK		0x06000000 +#define PLB1_ACR_RDP_DISABLED		0x00000000 +#define PLB1_ACR_RDP_2DEEP		0x02000000 +#define PLB1_ACR_RDP_3DEEP		0x04000000 +#define PLB1_ACR_RDP_4DEEP		0x06000000 +#define PLB1_ACR_WRP_MASK		0x01000000 +#define PLB1_ACR_WRP_DISABLED		0x00000000 +#define PLB1_ACR_WRP_2DEEP		0x01000000 + +#endif /* 440EP/EPX 440GR/GRX 440SP/SPE 460EX/GT/SX 405EX*/ + +#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__ */ |