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author | Haavard Skinnemoen <hskinnemoen@atmel.com> | 2007-10-02 19:05:53 +0200 |
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committer | Haavard Skinnemoen <hskinnemoen@atmel.com> | 2007-10-02 19:05:53 +0200 |
commit | b90296fc39a33f84bb2b0aa79bf997be495ba791 (patch) | |
tree | 4ea0d61df25d10fe7552aedf781fd167f4c670fe /cpu/mpc5xxx/cpu.c | |
parent | e80e585b00fbbab7ad1bf71619741f2c5b029ab7 (diff) | |
parent | 527c80f012030fa0b51f8594847ec56c9317e9b1 (diff) | |
download | u-boot-imx-b90296fc39a33f84bb2b0aa79bf997be495ba791.zip u-boot-imx-b90296fc39a33f84bb2b0aa79bf997be495ba791.tar.gz u-boot-imx-b90296fc39a33f84bb2b0aa79bf997be495ba791.tar.bz2 |
Merge commit 'origin/master'
Diffstat (limited to 'cpu/mpc5xxx/cpu.c')
-rw-r--r-- | cpu/mpc5xxx/cpu.c | 66 |
1 files changed, 41 insertions, 25 deletions
diff --git a/cpu/mpc5xxx/cpu.c b/cpu/mpc5xxx/cpu.c index 1eac2bb..7f16b92 100644 --- a/cpu/mpc5xxx/cpu.c +++ b/cpu/mpc5xxx/cpu.c @@ -29,10 +29,12 @@ #include <watchdog.h> #include <command.h> #include <mpc5xxx.h> +#include <asm/io.h> #include <asm/processor.h> -#if defined(CONFIG_OF_FLAT_TREE) -#include <ft_build.h> +#if defined(CONFIG_OF_LIBFDT) +#include <libfdt.h> +#include <libfdt_env.h> #endif DECLARE_GLOBAL_DATA_PTR; @@ -111,29 +113,43 @@ unsigned long get_tbclk (void) /* ------------------------------------------------------------------------- */ -#ifdef CONFIG_OF_FLAT_TREE -void -ft_cpu_setup(void *blob, bd_t *bd) +#ifdef CONFIG_OF_LIBFDT +static void do_fixup(void *fdt, const char *node, const char *prop, + const void *val, int len, int create) { - u32 *p; - int len; - - /* Core XLB bus frequency */ - p = ft_get_prop(blob, "/cpus/" OF_CPU "/bus-frequency", &len); - if (p != NULL) - *p = cpu_to_be32(bd->bi_busfreq); - - /* SOC peripherals use the IPB bus frequency */ - p = ft_get_prop(blob, "/" OF_SOC "/bus-frequency", &len); - if (p != NULL) - *p = cpu_to_be32(bd->bi_ipbfreq); - - p = ft_get_prop(blob, "/" OF_SOC "/ethernet@3000/mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enetaddr, 6); - - p = ft_get_prop(blob, "/" OF_SOC "/ethernet@3000/local-mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enetaddr, 6); +#if defined(DEBUG) + int i; + debug("Updating property '%s/%s' = ", node, prop); + for (i = 0; i < len; i++) + debug(" %.2x", *(u8*)(val+i)); + debug("\n"); +#endif + int rc = fdt_find_and_setprop(fdt, node, prop, val, len, create); + if (rc) + printf("Unable to update property %s:%s, err=%s\n", + node, prop, fdt_strerror(rc)); +} + +static void do_fixup_u32(void *fdt, const char *node, const char *prop, + u32 val, int create) +{ + val = cpu_to_fdt32(val); + do_fixup(fdt, node, prop, &val, sizeof(val), create); +} + +void ft_cpu_setup(void *blob, bd_t *bd) +{ + int div = in_8((void*)CFG_MBAR + 0x204) & 0x0020 ? 8 : 4; + char * cpu_path = "/cpus/" OF_CPU; + char * eth_path = "/" OF_SOC "/ethernet@3000"; + + do_fixup_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1); + do_fixup_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1); + do_fixup_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1); + do_fixup_u32(blob, "/" OF_SOC, "bus-frequency", bd->bi_ipbfreq, 1); + do_fixup_u32(blob, "/" OF_SOC, "system-frequency", + bd->bi_busfreq*div, 1); + do_fixup(blob, eth_path, "mac-address", bd->bi_enetaddr, 6, 0); + do_fixup(blob, eth_path, "local-mac-address", bd->bi_enetaddr, 6, 0); } #endif |