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authorStefan Roese <sr@denx.de>2007-10-05 17:10:59 +0200
committerStefan Roese <sr@denx.de>2007-10-31 21:20:49 +0100
commitdbbd125721aea6645fdb962f36bd41f59e272f9d (patch)
tree726c0998b77e26179294b8686cd005e70eb218ce /cpu/ppc4xx/cpu.c
parent1d7b874e9c9a7c66f5d8da9ec78a3733765d3e31 (diff)
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ppc4xx: Add PPC405EX support
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'cpu/ppc4xx/cpu.c')
-rw-r--r--cpu/ppc4xx/cpu.c63
1 files changed, 46 insertions, 17 deletions
diff --git a/cpu/ppc4xx/cpu.c b/cpu/ppc4xx/cpu.c
index c07bc0c..7addb92 100644
--- a/cpu/ppc4xx/cpu.c
+++ b/cpu/ppc4xx/cpu.c
@@ -1,5 +1,5 @@
/*
- * (C) Copyright 2000-2006
+ * (C) Copyright 2000-2007
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
@@ -45,15 +45,6 @@ DECLARE_GLOBAL_DATA_PTR;
void board_reset(void);
#endif
-#if defined(CONFIG_440)
-#define FREQ_EBC (sys_info.freqEPB)
-#elif defined(CONFIG_405EZ)
-#define FREQ_EBC ((CONFIG_SYS_CLK_FREQ * sys_info.pllFbkDiv) / \
- sys_info.pllExtBusDiv)
-#else
-#define FREQ_EBC (sys_info.freqPLB / sys_info.pllExtBusDiv)
-#endif
-
#if defined(CONFIG_405GP) || \
defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
@@ -76,7 +67,8 @@ int pci_async_enabled(void)
}
#endif
-#if defined(CONFIG_PCI) && !defined(CONFIG_IOP480) && !defined(CONFIG_405)
+#if defined(CONFIG_PCI) && !defined(CONFIG_IOP480) && \
+ !defined(CONFIG_405) && !defined(CONFIG_405EX)
int pci_arbiter_enabled(void)
{
#if defined(CONFIG_405GP)
@@ -110,7 +102,8 @@ int pci_arbiter_enabled(void)
#if defined(CONFIG_405EP) || defined(CONFIG_440GX) || \
defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_440SP) || defined(CONFIG_440SPE)
+ defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
+ defined(CONFIG_405EX)
#define I2C_BOOTROM
@@ -207,6 +200,21 @@ static char bootstrap_char[] = { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', \
'I', 'x', 'K', 'L', 'M', 'N', 'O', 'P' };
#endif
+#if defined(CONFIG_405EX)
+#define SDR0_PINSTP_SHIFT 29
+static char *bootstrap_str[] = {
+ "EBC (8 bits)",
+ "EBC (16 bits)",
+ "EBC (16 bits)",
+ "NAND (8 bits)",
+ "NAND (8 bits)",
+ "I2C (Addr 0x54)",
+ "EBC (8 bits)",
+ "I2C (Addr 0x52)",
+};
+static char bootstrap_char[] = { 'A', 'B', 'C', 'D', 'E', 'G', 'F', 'H' };
+#endif
+
#if defined(SDR0_PINSTP_SHIFT)
static int bootstrap_option(void)
{
@@ -241,7 +249,8 @@ int checkcpu (void)
puts("AMCC PowerPC 4");
#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || \
- defined(CONFIG_405EP) || defined(CONFIG_405EZ)
+ defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
+ defined(CONFIG_405EX)
puts("05");
#endif
#if defined(CONFIG_440)
@@ -293,6 +302,26 @@ int checkcpu (void)
puts("EZ Rev. A");
break;
+ case PVR_405EX1_RA:
+ puts("EX Rev. A");
+ strcpy(addstr, "Security support");
+ break;
+
+ case PVR_405EX2_RA:
+ puts("EX Rev. A");
+ strcpy(addstr, "No Security support");
+ break;
+
+ case PVR_405EXR1_RA:
+ puts("EXr Rev. A");
+ strcpy(addstr, "Security support");
+ break;
+
+ case PVR_405EXR2_RA:
+ puts("EXr Rev. A");
+ strcpy(addstr, "No Security support");
+ break;
+
#if defined(CONFIG_440)
case PVR_440GP_RB:
puts("GP Rev. B");
@@ -424,7 +453,7 @@ int checkcpu (void)
printf (" at %s MHz (PLB=%lu, OPB=%lu, EBC=%lu MHz)\n", strmhz(buf, clock),
sys_info.freqPLB / 1000000,
get_OPB_freq() / 1000000,
- FREQ_EBC / 1000000);
+ sys_info.freqEBC / 1000000);
if (addstr[0] != 0)
printf(" %s\n", addstr);
@@ -437,7 +466,7 @@ int checkcpu (void)
printf ("Boot ROM Location %s\n", bootstrap_str[bootstrap_option()]);
#endif /* SDR0_PINSTP_SHIFT */
-#if defined(CONFIG_PCI)
+#if defined(CONFIG_PCI) && !defined(CONFIG_405EX)
printf (" Internal PCI arbiter %sabled", pci_arbiter_enabled() ? "en" : "dis");
#endif
@@ -450,11 +479,11 @@ int checkcpu (void)
}
#endif
-#if defined(CONFIG_PCI)
+#if defined(CONFIG_PCI) && !defined(CONFIG_405EX)
putc('\n');
#endif
-#if defined(CONFIG_405EP) || defined(CONFIG_405EZ)
+#if defined(CONFIG_405EP) || defined(CONFIG_405EZ) || defined(CONFIG_405EX)
printf (" 16 kB I-Cache 16 kB D-Cache");
#elif defined(CONFIG_440)
printf (" 32 kB I-Cache 32 kB D-Cache");