diff options
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/mpc8260/cpu.c | 9 | ||||
| -rw-r--r-- | cpu/mpc8260/cpu_init.c | 28 | ||||
| -rw-r--r-- | cpu/mpc8260/pci.c | 19 | ||||
| -rw-r--r-- | cpu/mpc8260/speed.c | 8 | ||||
| -rw-r--r-- | cpu/ppc4xx/ndfc.c | 3 |
5 files changed, 64 insertions, 3 deletions
diff --git a/cpu/mpc8260/cpu.c b/cpu/mpc8260/cpu.c index 4f23012..94651dc 100644 --- a/cpu/mpc8260/cpu.c +++ b/cpu/mpc8260/cpu.c @@ -49,6 +49,10 @@ DECLARE_GLOBAL_DATA_PTR; +#if defined(CONFIG_GET_CPU_STR_F) +extern int get_cpu_str_f (char *buf); +#endif + int checkcpu (void) { volatile immap_t *immap = (immap_t *) CFG_IMMR; @@ -81,7 +85,12 @@ int checkcpu (void) if ((immr & IMMR_ISB_MSK) != CFG_IMMR) return -1; /* whoops! someone moved the IMMR */ +#if defined(CONFIG_GET_CPU_STR_F) + get_cpu_str_f (buf); + printf ("%s (HiP%d Rev %02x, Mask ", buf, k, rev); +#else printf (CPU_ID_STR " (HiP%d Rev %02x, Mask ", k, rev); +#endif /* * the bottom 16 bits of the immr are the Part Number and Mask Number diff --git a/cpu/mpc8260/cpu_init.c b/cpu/mpc8260/cpu_init.c index 640026b..7dcc949 100644 --- a/cpu/mpc8260/cpu_init.c +++ b/cpu/mpc8260/cpu_init.c @@ -28,6 +28,10 @@ DECLARE_GLOBAL_DATA_PTR; +#if defined(CONFIG_BOARD_GET_CPU_CLK_F) +extern unsigned long board_get_cpu_clk_f (void); +#endif + static void config_8260_ioports (volatile immap_t * immr) { int portnum; @@ -90,6 +94,7 @@ static void config_8260_ioports (volatile immap_t * immr) } } +#define SET_VAL_MASK(a, b, mask) ((a & mask) | (b & ~mask)) /* * Breath some life into the CPU... * @@ -102,6 +107,9 @@ void cpu_init_f (volatile immap_t * immr) #if !defined(CONFIG_COGENT) /* done in start.S for the cogent */ uint sccr; #endif +#if defined(CONFIG_BOARD_GET_CPU_CLK_F) + unsigned long cpu_clk; +#endif volatile memctl8260_t *memctl = &immr->im_memctl; extern void m8260_cpm_reset (void); @@ -119,10 +127,27 @@ void cpu_init_f (volatile immap_t * immr) immr->im_clkrst.car_rmr = CFG_RMR; /* BCR - Bus Configuration Register (4-25) */ +#if defined(CFG_BCR_60x) && (CFG_BCR_SINGLE) + if (immr->im_siu_conf.sc_bcr & BCR_EBM) { + immr->im_siu_conf.sc_bcr = CFG_BCR_60x; + } else { + immr->im_siu_conf.sc_bcr = CFG_BCR_SINGLE; + } +#else immr->im_siu_conf.sc_bcr = CFG_BCR; +#endif /* SIUMCR - contains debug pin configuration (4-31) */ +#if defined(CFG_SIUMCR_LOW) && (CFG_SIUMCR_HIGH) + cpu_clk = board_get_cpu_clk_f (); + if (cpu_clk >= 100000000) { + immr->im_siu_conf.sc_siumcr = CFG_SIUMCR_HIGH; + } else { + immr->im_siu_conf.sc_siumcr = CFG_SIUMCR_LOW; + } +#else immr->im_siu_conf.sc_siumcr = CFG_SIUMCR; +#endif config_8260_ioports (immr); @@ -157,7 +182,8 @@ void cpu_init_f (volatile immap_t * immr) #endif /* now restrict to preliminary range */ - memctl->memc_br0 = CFG_BR0_PRELIM; + /* the PS came from the HRCW, don´t change it */ + memctl->memc_br0 = SET_VAL_MASK(memctl->memc_br0 , CFG_BR0_PRELIM, BRx_PS_MSK); memctl->memc_or0 = CFG_OR0_PRELIM; #if defined(CFG_BR1_PRELIM) && defined(CFG_OR1_PRELIM) diff --git a/cpu/mpc8260/pci.c b/cpu/mpc8260/pci.c index b14fc15..1edd6fb 100644 --- a/cpu/mpc8260/pci.c +++ b/cpu/mpc8260/pci.c @@ -274,7 +274,23 @@ void pci_mpc8250_init (struct pci_controller *hose) | SIUMCR_CS10PC00 | SIUMCR_BCTLC00 | SIUMCR_MMR11; - +#elif defined(CONFIG_TQM8272) +#if 0 + immap->im_siu_conf.sc_siumcr = (immap->im_siu_conf.sc_siumcr & + ~SIUMCR_LBPC11 & + ~SIUMCR_CS10PC11 & + ~SIUMCR_LBPC11) | + SIUMCR_LBPC01 | + SIUMCR_CS10PC01 | + SIUMCR_APPC10; +#else +#if 0 + immap->im_siu_conf.sc_siumcr = (immap->im_siu_conf.sc_siumcr | + SIUMCR_APPC10); +#else + immap->im_siu_conf.sc_siumcr = 0x88000000; +#endif +#endif #else /* * Setting required to enable IRQ1-IRQ7 (SIUMCR [DPPC]), @@ -288,6 +304,7 @@ void pci_mpc8250_init (struct pci_controller *hose) SIUMCR_CS10PC01 | SIUMCR_APPC10; #endif +printf("%s siumcr: %x\n", __FUNCTION__, immap->im_siu_conf.sc_siumcr); /* Make PCI lowest priority */ /* Each 4 bits is a device bus request and the MS 4bits diff --git a/cpu/mpc8260/speed.c b/cpu/mpc8260/speed.c index 360404f..38cd0d9 100644 --- a/cpu/mpc8260/speed.c +++ b/cpu/mpc8260/speed.c @@ -25,6 +25,10 @@ #include <mpc8260.h> #include <asm/processor.h> +#if defined(CONFIG_BOARD_GET_CPU_CLK_F) +extern unsigned long board_get_cpu_clk_f (void); +#endif + DECLARE_GLOBAL_DATA_PTR; /* ------------------------------------------------------------------------- */ @@ -112,8 +116,12 @@ int get_clocks (void) #if !defined(CONFIG_8260_CLKIN) #error clock measuring not implemented yet - define CONFIG_8260_CLKIN #else +#if defined(CONFIG_BOARD_GET_CPU_CLK_F) + clkin = board_get_cpu_clk_f (); +#else clkin = CONFIG_8260_CLKIN; #endif +#endif sccr = immap->im_clkrst.car_sccr; dfbrg = (sccr & SCCR_DFBRG_MSK) >> SCCR_DFBRG_SHIFT; diff --git a/cpu/ppc4xx/ndfc.c b/cpu/ppc4xx/ndfc.c index 3521731..b198ff4 100644 --- a/cpu/ppc4xx/ndfc.c +++ b/cpu/ppc4xx/ndfc.c @@ -156,7 +156,7 @@ void board_nand_select_device(struct nand_chip *nand, int chip) out32(base + NDFC_CCR, 0x00000000 | (cs << 24)); } -void board_nand_init(struct nand_chip *nand) +int board_nand_init(struct nand_chip *nand) { int cs = (ulong)nand->IO_ADDR_W & 0x00000003; ulong base = (ulong)nand->IO_ADDR_W & 0xfffffffc; @@ -188,6 +188,7 @@ void board_nand_init(struct nand_chip *nand) */ board_nand_select_device(nand, cs); out32(base + NDFC_BCFG0 + (cs << 2), 0x80002222); + return 0; } #endif |