Commit e93becf8 authored by Kumar Gala's avatar Kumar Gala
Browse files

Move do_fixup* for libfdt into common code



Moved the generic fixup handling code out of cpu/mpc5xxx and cpu/mpc8260
into common/fdt_support.c and renamed:

do_fixup()	-> do_fixup_by_path()
do_fixup_u32() 	-> do_fixup_by_path_u32()
Signed-off-by: default avatarKumar Gala <galak@kernel.crashing.org>
parent f738b4a7
......@@ -374,4 +374,27 @@ int fdt_bd_t(void *fdt)
}
#endif /* ifdef CONFIG_OF_HAS_BD_T */
void do_fixup_by_path(void *fdt, const char *path, const char *prop,
const void *val, int len, int create)
{
#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, path, prop, val, len, create);
if (rc)
printf("Unable to update property %s:%s, err=%s\n",
path, prop, fdt_strerror(rc));
}
void do_fixup_by_path_u32(void *fdt, const char *path, const char *prop,
u32 val, int create)
{
val = cpu_to_fdt32(val);
do_fixup_by_path(fdt, path, prop, &val, sizeof(val), create);
}
#endif /* CONFIG_OF_LIBFDT */
......@@ -35,6 +35,7 @@
#if defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
#include <libfdt_env.h>
#include <fdt_support.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
......@@ -114,42 +115,19 @@ unsigned long get_tbclk (void)
/* ------------------------------------------------------------------------- */
#ifdef CONFIG_OF_LIBFDT
static void do_fixup(void *fdt, const char *node, const char *prop,
const void *val, int len, int create)
{
#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);
do_fixup_by_path_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
do_fixup_by_path_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
do_fixup_by_path_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
do_fixup_by_path_u32(blob, "/" OF_SOC, "bus-frequency", bd->bi_ipbfreq, 1);
do_fixup_by_path_u32(blob, "/" OF_SOC, "system-frequency",
bd->bi_busfreq*div, 1);
do_fixup_by_path(blob, eth_path, "mac-address", bd->bi_enetaddr, 6, 0);
do_fixup_by_path(blob, eth_path, "local-mac-address", bd->bi_enetaddr, 6, 0);
}
#endif
......@@ -50,6 +50,7 @@
#if defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
#include <libfdt_env.h>
#include <fdt_support.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
......@@ -300,35 +301,12 @@ void watchdog_reset (void)
/* ------------------------------------------------------------------------- */
#if defined(CONFIG_OF_LIBFDT)
static void do_fixup(void *fdt, const char *node, const char *prop,
const void *val, int len, int create)
{
#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)
{
char * cpu_path = "/cpus/" OF_CPU;
do_fixup_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
do_fixup_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
do_fixup_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
do_fixup_by_path_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
do_fixup_by_path_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
do_fixup_by_path_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
}
#endif /* CONFIG_OF_LIBFDT */
......@@ -29,6 +29,10 @@
#include <fdt.h>
int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force);
void do_fixup_by_path(void *fdt, const char *path, const char *prop,
const void *val, int len, int create);
void do_fixup_by_path_u32(void *fdt, const char *path, const char *prop,
u32 val, int create);
#ifdef CONFIG_OF_HAS_UBOOT_ENV
int fdt_env(void *fdt);
......
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