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Diffstat (limited to 'cpu/mpc83xx/cpu.c')
-rw-r--r--cpu/mpc83xx/cpu.c99
1 files changed, 70 insertions, 29 deletions
diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c
index adf808301..e634f0a25 100644
--- a/cpu/mpc83xx/cpu.c
+++ b/cpu/mpc83xx/cpu.c
@@ -35,12 +35,10 @@
#include <ft_build.h>
#elif defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
-#include <libfdt_env.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
-
int checkcpu(void)
{
volatile immap_t *immr;
@@ -333,9 +331,7 @@ void watchdog_reset (void)
*/
static int fdt_set_eth0(void *blob, int nodeoffset, const char *name, bd_t *bd)
{
- /*
- * Fix it up if it exists, don't create it if it doesn't exist.
- */
+ /* Fix it up if it exists, don't create it if it doesn't exist */
if (fdt_get_property(blob, nodeoffset, name, 0)) {
return fdt_setprop(blob, nodeoffset, name, bd->bi_enetaddr, 6);
}
@@ -345,9 +341,7 @@ static int fdt_set_eth0(void *blob, int nodeoffset, const char *name, bd_t *bd)
/* second onboard ethernet port */
static int fdt_set_eth1(void *blob, int nodeoffset, const char *name, bd_t *bd)
{
- /*
- * Fix it up if it exists, don't create it if it doesn't exist.
- */
+ /* Fix it up if it exists, don't create it if it doesn't exist */
if (fdt_get_property(blob, nodeoffset, name, 0)) {
return fdt_setprop(blob, nodeoffset, name, bd->bi_enet1addr, 6);
}
@@ -358,9 +352,7 @@ static int fdt_set_eth1(void *blob, int nodeoffset, const char *name, bd_t *bd)
/* third onboard ethernet port */
static int fdt_set_eth2(void *blob, int nodeoffset, const char *name, bd_t *bd)
{
- /*
- * Fix it up if it exists, don't create it if it doesn't exist.
- */
+ /* Fix it up if it exists, don't create it if it doesn't exist */
if (fdt_get_property(blob, nodeoffset, name, 0)) {
return fdt_setprop(blob, nodeoffset, name, bd->bi_enet2addr, 6);
}
@@ -371,9 +363,7 @@ static int fdt_set_eth2(void *blob, int nodeoffset, const char *name, bd_t *bd)
/* fourth onboard ethernet port */
static int fdt_set_eth3(void *blob, int nodeoffset, const char *name, bd_t *bd)
{
- /*
- * Fix it up if it exists, don't create it if it doesn't exist.
- */
+ /* Fix it up if it exists, don't create it if it doesn't exist */
if (fdt_get_property(blob, nodeoffset, name, 0)) {
return fdt_setprop(blob, nodeoffset, name, bd->bi_enet3addr, 6);
}
@@ -384,9 +374,7 @@ static int fdt_set_eth3(void *blob, int nodeoffset, const char *name, bd_t *bd)
static int fdt_set_busfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
{
u32 tmp;
- /*
- * Create or update the property.
- */
+ /* Create or update the property */
tmp = cpu_to_be32(bd->bi_busfreq);
return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
}
@@ -394,14 +382,38 @@ static int fdt_set_busfreq(void *blob, int nodeoffset, const char *name, bd_t *b
static int fdt_set_tbfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
{
u32 tmp;
- /*
- * Create or update the property.
- */
+ /* Create or update the property */
tmp = cpu_to_be32(OF_TBCLK);
return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
}
+static int fdt_set_clockfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
+{
+ u32 tmp;
+ /* Create or update the property */
+ tmp = cpu_to_be32(gd->core_clk);
+ return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
+}
+
+#ifdef CONFIG_QE
+static int fdt_set_qe_busfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
+{
+ u32 tmp;
+ /* Create or update the property */
+ tmp = cpu_to_be32(gd->qe_clk);
+ return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
+}
+
+static int fdt_set_qe_brgfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
+{
+ u32 tmp;
+ /* Create or update the property */
+ tmp = cpu_to_be32(gd->brg_clk);
+ return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
+}
+#endif
+
/*
* Fixups to the fdt.
*/
@@ -420,6 +432,10 @@ static const struct {
},
{ "/cpus/" OF_CPU,
"clock-frequency",
+ fdt_set_clockfreq
+ },
+ { "/" OF_SOC,
+ "bus-frequency",
fdt_set_busfreq
},
{ "/" OF_SOC "/serial@4500",
@@ -450,6 +466,15 @@ static const struct {
fdt_set_eth1
},
#endif
+#ifdef CONFIG_QE
+ { "/" OF_QE,
+ "brg-frequency",
+ fdt_set_qe_brgfreq
+ },
+ { "/" OF_QE,
+ "bus-frequency",
+ fdt_set_qe_busfreq
+ },
#ifdef CONFIG_UEC_ETH1
#if CFG_UEC1_UCC_NUM == 0 /* UCC1 */
{ "/" OF_QE "/ucc@2000",
@@ -481,7 +506,7 @@ static const struct {
"local-mac-address",
fdt_set_eth1
},
-#elif CFG_UEC1_UCC_NUM == 3 /* UCC4 */
+#elif CFG_UEC2_UCC_NUM == 3 /* UCC4 */
{ "/" OF_QE "/ucc@3200",
"mac-address",
fdt_set_eth1
@@ -492,14 +517,16 @@ static const struct {
},
#endif
#endif /* CONFIG_UEC_ETH2 */
+#endif /* CONFIG_QE */
};
void
ft_cpu_setup(void *blob, bd_t *bd)
{
- int nodeoffset;
- int err;
- int j;
+ int nodeoffset;
+ int err;
+ int j;
+ int tmp[2];
for (j = 0; j < (sizeof(fixup_props) / sizeof(fixup_props[0])); j++) {
nodeoffset = fdt_find_node_by_path(blob, fixup_props[j].node);
@@ -508,15 +535,29 @@ ft_cpu_setup(void *blob, bd_t *bd)
fixup_props[j].prop, bd);
if (err < 0)
debug("Problem setting %s = %s: %s\n",
- fixup_props[j].node,
- fixup_props[j].prop,
- fdt_strerror(err));
+ fixup_props[j].node, fixup_props[j].prop,
+ fdt_strerror(err));
} else {
debug("Couldn't find %s: %s\n",
- fixup_props[j].node,
- fdt_strerror(nodeoffset));
+ fixup_props[j].node, fdt_strerror(nodeoffset));
}
}
+
+ /* update, or add and update /memory node */
+ nodeoffset = fdt_find_node_by_path(blob, "/memory");
+ if (nodeoffset < 0) {
+ nodeoffset = fdt_add_subnode(blob, 0, "memory");
+ if (nodeoffset < 0)
+ debug("failed to add /memory node: %s\n",
+ fdt_strerror(nodeoffset));
+ }
+ if (nodeoffset >= 0) {
+ fdt_setprop(blob, nodeoffset, "device_type",
+ "memory", sizeof("memory"));
+ tmp[0] = cpu_to_be32(bd->bi_memstart);
+ tmp[1] = cpu_to_be32(bd->bi_memsize);
+ fdt_setprop(blob, nodeoffset, "reg", tmp, sizeof(tmp));
+ }
}
#elif defined(CONFIG_OF_FLAT_TREE)
void
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 21:27:11 +0000