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author | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
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committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot-sam460ex/include/mpc86xx.h | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot-sam460ex/include/mpc86xx.h')
-rw-r--r-- | roms/u-boot-sam460ex/include/mpc86xx.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/roms/u-boot-sam460ex/include/mpc86xx.h b/roms/u-boot-sam460ex/include/mpc86xx.h new file mode 100644 index 000000000..eb85d60ca --- /dev/null +++ b/roms/u-boot-sam460ex/include/mpc86xx.h @@ -0,0 +1,89 @@ +/* + * Copyright 2006 Freescale Semiconductor. + * Jeffrey Brown + * Srikanth Srinivasan (srikanth.srinivasan@freescale.com) + */ + +#ifndef __MPC86xx_H__ +#define __MPC86xx_H__ + +#include <asm/fsl_lbc.h> + +#define EXC_OFF_SYS_RESET 0x0100 /* System reset offset */ +#define _START_OFFSET EXC_OFF_SYS_RESET + +/* + * platform register addresses + */ + +#define GUTS_SVR (CONFIG_SYS_CCSRBAR + 0xE00A4) +#define MCM_ABCR (CONFIG_SYS_CCSRBAR + 0x01000) +#define MCM_DBCR (CONFIG_SYS_CCSRBAR + 0x01008) + +/* + * l2cr values. Look in config_<BOARD>.h for the actual setup + */ +#define l2cr 1017 + +#define L2CR_L2E 0x80000000 /* bit 0 - enable */ +#define L2CR_L2PE 0x40000000 /* bit 1 - data parity */ +#define L2CR_L2I 0x00200000 /* bit 10 - global invalidate bit */ +#define L2CR_L2CTL 0x00100000 /* bit 11 - l2 ram control */ +#define L2CR_L2DO 0x00010000 /* bit 15 - data-only mode */ +#define L2CR_REP 0x00001000 /* bit 19 - l2 replacement alg */ +#define L2CR_HWF 0x00000800 /* bit 20 - hardware flush */ +#define L2CR_L2IP 0x00000001 /* global invalidate in progress */ + +#define HID0_XBSEN 0x00000100 +#define HID0_HIGH_BAT_EN 0x00800000 +#define HID0_XAEN 0x00020000 + +#ifndef __ASSEMBLY__ + +typedef struct { + unsigned long freqProcessor; + unsigned long freqSystemBus; + unsigned long freqLocalBus; +} MPC86xx_SYS_INFO; + +#define l1icache_enable icache_enable + +void l2cache_enable(void); +void l1dcache_enable(void); + +static __inline__ unsigned long get_hid0 (void) +{ + unsigned long hid0; + asm volatile("mfspr %0, 1008" : "=r" (hid0) :); + return hid0; +} + +static __inline__ unsigned long get_hid1 (void) +{ + unsigned long hid1; + asm volatile("mfspr %0, 1009" : "=r" (hid1) :); + return hid1; +} + +static __inline__ void set_hid0 (unsigned long hid0) +{ + asm volatile("mtspr 1008, %0" : : "r" (hid0)); +} + +static __inline__ void set_hid1 (unsigned long hid1) +{ + asm volatile("mtspr 1009, %0" : : "r" (hid1)); +} + + +static __inline__ unsigned long get_l2cr (void) +{ + unsigned long l2cr_val; + asm volatile("mfspr %0, 1017" : "=r" (l2cr_val) :); + return l2cr_val; +} + +void setup_ddr_bat(phys_addr_t dram_size); + +#endif /* _ASMLANGUAGE */ +#endif /* __MPC86xx_H__ */ |