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| author | Kumar Gala <galak@kernel.crashing.org> | 2006-01-11 16:48:10 -0600 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2006-01-11 16:48:10 -0600 |
| commit | 62ec6418d417b1fc887f979441c15fbd6602edc9 (patch) | |
| tree | a5edbcc9ae19487361561a21d6815b8d3a26295e | |
| parent | e559a6901ae1c5cd02fbd909631b843975f84bbc (diff) | |
| download | u-boot-imx-62ec6418d417b1fc887f979441c15fbd6602edc9.zip u-boot-imx-62ec6418d417b1fc887f979441c15fbd6602edc9.tar.gz u-boot-imx-62ec6418d417b1fc887f979441c15fbd6602edc9.tar.bz2 | |
Add helper function for generic flat device tree fixups for mpc83xx
Patch by Kumar Gala 11 Jan 2006
| -rw-r--r-- | CHANGELOG | 3 | ||||
| -rw-r--r-- | cpu/mpc83xx/cpu.c | 38 |
2 files changed, 41 insertions, 0 deletions
@@ -2,6 +2,9 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Add helper function for generic flat device tree fixups for mpc83xx + Patch by Kumar Gala 11 Jan 2006 + * Add support for passing initrd information via flat device tree Patch by Kumar Gala 11 Jan 2006 diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c index 8c9b515..e49e4fe 100644 --- a/cpu/mpc83xx/cpu.c +++ b/cpu/mpc83xx/cpu.c @@ -35,6 +35,7 @@ #include <watchdog.h> #include <command.h> #include <mpc83xx.h> +#include <ft_build.h> #include <asm/processor.h> @@ -151,3 +152,40 @@ void watchdog_reset (void) hang(); /* FIXME: implement watchdog_reset()? */ } #endif /* CONFIG_WATCHDOG */ + +#if defined(CONFIG_OF_FLAT_TREE) +void +ft_cpu_setup(void *blob, bd_t *bd) +{ + u32 *p; + int len; + ulong clock; + + clock = bd->bi_busfreq; + p = ft_get_prop(blob, "/cpus/" OF_CPU "/bus-frequency", &len); + if (p != NULL) + *p = cpu_to_be32(clock); + + p = ft_get_prop(blob, "/" OF_SOC "/bus-frequency", &len); + if (p != NULL) + *p = cpu_to_be32(clock); + + p = ft_get_prop(blob, "/" OF_SOC "/serial@4500/clock-frequency", &len); + if (p != NULL) + *p = cpu_to_be32(clock); + + p = ft_get_prop(blob, "/" OF_SOC "/serial@4600/clock-frequency", &len); + if (p != NULL) + *p = cpu_to_be32(clock); + +#ifdef CONFIG_MPC83XX_TSEC1 + p = ft_get_prop(blob, "/" OF_SOC "/ethernet@24000/address", &len); + memcpy(p, bd->bi_enetaddr, 6); +#endif + +#ifdef CONFIG_MPC83XX_TSEC2 + p = ft_get_prop(blob, "/" OF_SOC "/ethernet@25000/address", &len); + memcpy(p, bd->bi_enet1addr, 6); +#endif +} +#endif |