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Diffstat (limited to 'cpu/mpc83xx/cpu.c')
-rw-r--r--cpu/mpc83xx/cpu.c252
1 files changed, 169 insertions, 83 deletions
diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c
index e934ba6..e634f0a 100644
--- a/cpu/mpc83xx/cpu.c
+++ b/cpu/mpc83xx/cpu.c
@@ -33,15 +33,12 @@
#include <asm/processor.h>
#if defined(CONFIG_OF_FLAT_TREE)
#include <ft_build.h>
-#endif
-#if defined(CONFIG_OF_LIBFDT)
+#elif defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
-#include <libfdt_env.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
-
int checkcpu(void)
{
volatile immap_t *immr;
@@ -52,13 +49,26 @@ int checkcpu(void)
immr = (immap_t *)CFG_IMMR;
- if ((pvr & 0xFFFF0000) != PVR_83xx) {
- puts("Not MPC83xx Family!!!\n");
- return -1;
+ puts("CPU: ");
+
+ switch (pvr & 0xffff0000) {
+ case PVR_E300C1:
+ printf("e300c1, ");
+ break;
+
+ case PVR_E300C2:
+ printf("e300c2, ");
+ break;
+
+ case PVR_E300C3:
+ printf("e300c3, ");
+ break;
+
+ default:
+ printf("Unknown core, ");
}
spridr = immr->sysconf.spridr;
- puts("CPU: ");
switch(spridr) {
case SPR_8349E_REV10:
case SPR_8349E_REV11:
@@ -100,12 +110,14 @@ int checkcpu(void)
case SPR_8360E_REV11:
case SPR_8360E_REV12:
case SPR_8360E_REV20:
+ case SPR_8360E_REV21:
puts("MPC8360E, ");
break;
case SPR_8360_REV10:
case SPR_8360_REV11:
case SPR_8360_REV12:
case SPR_8360_REV20:
+ case SPR_8360_REV21:
puts("MPC8360, ");
break;
case SPR_8323E_REV10:
@@ -124,8 +136,21 @@ int checkcpu(void)
case SPR_8321_REV11:
puts("MPC8321, ");
break;
+ case SPR_8311_REV10:
+ puts("MPC8311, ");
+ break;
+ case SPR_8311E_REV10:
+ puts("MPC8311E, ");
+ break;
+ case SPR_8313_REV10:
+ puts("MPC8313, ");
+ break;
+ case SPR_8313E_REV10:
+ puts("MPC8313E, ");
+ break;
default:
- puts("Rev: Unknown revision number.\nWarning: Unsupported cpu revision!\n");
+ printf("Rev: Unknown revision number:%08x\n"
+ "Warning: Unsupported cpu revision!\n",spridr);
return 0;
}
@@ -133,10 +158,12 @@ int checkcpu(void)
/* Multiple revisons of 834x processors may have the same SPRIDR value.
* So use PVR to identify the revision number.
*/
- printf("Rev: %02x at %s MHz\n", PVR_MAJ(pvr)<<4 | PVR_MIN(pvr), strmhz(buf, clock));
+ printf("Rev: %02x at %s MHz", PVR_MAJ(pvr)<<4 | PVR_MIN(pvr), strmhz(buf, clock));
#else
- printf("Rev: %02x at %s MHz\n", spridr & 0x0000FFFF, strmhz(buf, clock));
+ printf("Rev: %02x at %s MHz", spridr & 0x0000FFFF, strmhz(buf, clock));
#endif
+ printf(", CSB: %4d MHz\n", gd->csb_clk / 1000000);
+
return 0;
}
@@ -302,178 +329,237 @@ void watchdog_reset (void)
/*
* "Setter" functions used to add/modify FDT entries.
*/
-static int fdt_set_eth0(void *fdt, int nodeoffset, const char *name, bd_t *bd)
+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.
- */
- if (fdt_get_property(fdt, nodeoffset, name, 0)) {
- return fdt_setprop(fdt, nodeoffset, name, bd->bi_enetaddr, 6);
+ /* 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);
}
- return -FDT_ERR_NOTFOUND;
+ return 0;
}
#ifdef CONFIG_HAS_ETH1
/* second onboard ethernet port */
-static int fdt_set_eth1(void *fdt, int nodeoffset, const char *name, bd_t *bd)
+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.
- */
- if (fdt_get_property(fdt, nodeoffset, name, 0)) {
- return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet1addr, 6);
+ /* 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);
}
- return -FDT_ERR_NOTFOUND;
+ return 0;
}
#endif
#ifdef CONFIG_HAS_ETH2
/* third onboard ethernet port */
-static int fdt_set_eth2(void *fdt, int nodeoffset, const char *name, bd_t *bd)
+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.
- */
- if (fdt_get_property(fdt, nodeoffset, name, 0)) {
- return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet2addr, 6);
+ /* 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);
}
- return -FDT_ERR_NOTFOUND;
+ return 0;
}
#endif
#ifdef CONFIG_HAS_ETH3
/* fourth onboard ethernet port */
-static int fdt_set_eth3(void *fdt, int nodeoffset, const char *name, bd_t *bd)
+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.
- */
- if (fdt_get_property(fdt, nodeoffset, name, 0)) {
- return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet3addr, 6);
+ /* 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);
}
- return -FDT_ERR_NOTFOUND;
+ return 0;
}
#endif
-static int fdt_set_busfreq(void *fdt, 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(fdt, nodeoffset, name, &tmp, sizeof(tmp));
+ return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp));
+}
+
+static int fdt_set_tbfreq(void *blob, int nodeoffset, const char *name, bd_t *bd)
+{
+ u32 tmp;
+ /* 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. If "create" is TRUE, the node is created
- * unconditionally. If "create" is FALSE, the node is updated
- * only if it already exists.
+ * Fixups to the fdt.
*/
static const struct {
char *node;
char *prop;
- int (*set_fn)(void *fdt, int nodeoffset, const char *name, bd_t *bd);
+ int (*set_fn)(void *blob, int nodeoffset, const char *name, bd_t *bd);
} fixup_props[] = {
{ "/cpus/" OF_CPU,
- "bus-frequency",
+ "timebase-frequency",
+ fdt_set_tbfreq
+ },
+ { "/cpus/" OF_CPU,
+ "bus-frequency",
fdt_set_busfreq
},
- { "/cpus/" OF_SOC,
+ { "/cpus/" OF_CPU,
+ "clock-frequency",
+ fdt_set_clockfreq
+ },
+ { "/" OF_SOC,
"bus-frequency",
fdt_set_busfreq
},
- { "/" OF_SOC "/serial@4500/",
+ { "/" OF_SOC "/serial@4500",
"clock-frequency",
fdt_set_busfreq
},
- { "/" OF_SOC "/serial@4600/",
+ { "/" OF_SOC "/serial@4600",
"clock-frequency",
fdt_set_busfreq
},
-#ifdef CONFIG_MPC83XX_TSEC1
- { "/" OF_SOC "/ethernet@24000,
+#ifdef CONFIG_TSEC1
+ { "/" OF_SOC "/ethernet@24000",
"mac-address",
fdt_set_eth0
},
- { "/" OF_SOC "/ethernet@24000,
+ { "/" OF_SOC "/ethernet@24000",
"local-mac-address",
fdt_set_eth0
},
#endif
-#ifdef CONFIG_MPC83XX_TSEC2
- { "/" OF_SOC "/ethernet@25000,
+#ifdef CONFIG_TSEC2
+ { "/" OF_SOC "/ethernet@25000",
"mac-address",
fdt_set_eth1
},
- { "/" OF_SOC "/ethernet@25000,
+ { "/" OF_SOC "/ethernet@25000",
"local-mac-address",
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/mac-address",
+ { "/" OF_QE "/ucc@2000",
"mac-address",
fdt_set_eth0
},
- { "/" OF_QE "/ucc@2000/mac-address",
+ { "/" OF_QE "/ucc@2000",
"local-mac-address",
fdt_set_eth0
},
#elif CFG_UEC1_UCC_NUM == 2 /* UCC3 */
- { "/" OF_QE "/ucc@2200/mac-address",
+ { "/" OF_QE "/ucc@2200",
"mac-address",
fdt_set_eth0
},
- { "/" OF_QE "/ucc@2200/mac-address",
+ { "/" OF_QE "/ucc@2200",
"local-mac-address",
fdt_set_eth0
},
#endif
-#endif
+#endif /* CONFIG_UEC_ETH1 */
#ifdef CONFIG_UEC_ETH2
#if CFG_UEC2_UCC_NUM == 1 /* UCC2 */
- { "/" OF_QE "/ucc@3000/mac-address",
+ { "/" OF_QE "/ucc@3000",
"mac-address",
fdt_set_eth1
},
- { "/" OF_QE "/ucc@3000/mac-address",
+ { "/" OF_QE "/ucc@3000",
"local-mac-address",
fdt_set_eth1
},
-#elif CFG_UEC1_UCC_NUM == 3 /* UCC4 */
- { "/" OF_QE "/ucc@3200/mac-address",
+#elif CFG_UEC2_UCC_NUM == 3 /* UCC4 */
+ { "/" OF_QE "/ucc@3200",
"mac-address",
fdt_set_eth1
},
- { "/" OF_QE "/ucc@3200/mac-address",
+ { "/" OF_QE "/ucc@3200",
"local-mac-address",
fdt_set_eth1
},
#endif
-#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_path_offset(fdt, fixup_props[j].node);
+ nodeoffset = fdt_find_node_by_path(blob, fixup_props[j].node);
if (nodeoffset >= 0) {
- err = (*fixup_props[j].set_fn)(blob, nodeoffset, fixup_props[j].prop, bd);
+ err = fixup_props[j].set_fn(blob, nodeoffset,
+ fixup_props[j].prop, bd);
if (err < 0)
- printf("set_fn/libfdt: %s %s returned %s\n",
- fixup_props[j].node,
- fixup_props[j].prop,
- fdt_strerror(err));
+ debug("Problem setting %s = %s: %s\n",
+ 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));
}
}
-}
-#endif
-#if defined(CONFIG_OF_FLAT_TREE)
+ /* 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
ft_cpu_setup(void *blob, bd_t *bd)
{
@@ -498,7 +584,7 @@ ft_cpu_setup(void *blob, bd_t *bd)
if (p != NULL)
*p = cpu_to_be32(clock);
-#ifdef CONFIG_MPC83XX_TSEC1
+#ifdef CONFIG_TSEC1
p = ft_get_prop(blob, "/" OF_SOC "/ethernet@24000/mac-address", &len);
if (p != NULL)
memcpy(p, bd->bi_enetaddr, 6);
@@ -508,7 +594,7 @@ ft_cpu_setup(void *blob, bd_t *bd)
memcpy(p, bd->bi_enetaddr, 6);
#endif
-#ifdef CONFIG_MPC83XX_TSEC2
+#ifdef CONFIG_TSEC2
p = ft_get_prop(blob, "/" OF_SOC "/ethernet@25000/mac-address", &len);
if (p != NULL)
memcpy(p, bd->bi_enet1addr, 6);
generated by cgit v1.1 at 2024-12-11 20:43:06 +0000