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Diffstat (limited to 'cpu/mpc85xx/cpu.c')
-rw-r--r--cpu/mpc85xx/cpu.c69
1 files changed, 58 insertions, 11 deletions
diff --git a/cpu/mpc85xx/cpu.c b/cpu/mpc85xx/cpu.c
index 0507c47..7735a52 100644
--- a/cpu/mpc85xx/cpu.c
+++ b/cpu/mpc85xx/cpu.c
@@ -1,5 +1,5 @@
/*
- * Copyright 2004 Freescale Semiconductor.
+ * Copyright 2004,2007 Freescale Semiconductor, Inc.
* (C) Copyright 2002, 2003 Motorola Inc.
* Xianghua Xiao (X.Xiao@motorola.com)
*
@@ -70,6 +70,15 @@ int checkcpu (void)
case SVR_8548_E:
puts("8548_E");
break;
+ case SVR_8544:
+ puts("8544");
+ break;
+ case SVR_8544_E:
+ puts("8544_E");
+ break;
+ case SVR_8568_E:
+ puts("8568_E");
+ break;
default:
puts("Unknown");
break;
@@ -112,7 +121,7 @@ int checkcpu (void)
#endif
clkdiv = lcrr & 0x0f;
if (clkdiv == 2 || clkdiv == 4 || clkdiv == 8) {
-#ifdef CONFIG_MPC8548
+#if defined(CONFIG_MPC8548) || defined(CONFIG_MPC8544)
/*
* Yes, the entire PQ38 family use the same
* bit-representation for twice the clock divider values.
@@ -140,16 +149,25 @@ int checkcpu (void)
int do_reset (cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
{
+ uint pvr;
+ uint ver;
+ pvr = get_pvr();
+ ver = PVR_VER(pvr);
+ if (ver & 1){
+ /* e500 v2 core has reset control register */
+ volatile unsigned int * rstcr;
+ rstcr = (volatile unsigned int *)(CFG_IMMR + 0xE00B0);
+ *rstcr = 0x2; /* HRESET_REQ */
+ }else{
/*
* Initiate hard reset in debug control register DBCR0
* Make sure MSR[DE] = 1
*/
- unsigned long val;
-
- val = mfspr(DBCR0);
- val |= 0x70000000;
- mtspr(DBCR0,val);
-
+ unsigned long val;
+ val = mfspr(DBCR0);
+ val |= 0x70000000;
+ mtspr(DBCR0,val);
+ }
return 1;
}
@@ -183,9 +201,9 @@ reset_85xx_watchdog(void)
* Clear TSR(WIS) bit by writing 1
*/
unsigned long val;
- val = mfspr(tsr);
- val |= 0x40000000;
- mtspr(tsr, val);
+ val = mfspr(SPRN_TSR);
+ val |= TSR_WIS;
+ mtspr(SPRN_TSR, val);
}
#endif /* CONFIG_WATCHDOG */
@@ -196,6 +214,7 @@ void dma_init(void) {
dma->satr0 = 0x02c40000;
dma->datr0 = 0x02c40000;
+ dma->sr0 = 0xfffffff; /* clear any errors */
asm("sync; isync; msync");
return;
}
@@ -210,6 +229,10 @@ uint dma_check(void) {
status = dma->sr0;
}
+ /* clear MR0[CS] channel start bit */
+ dma->mr0 &= 0x00000001;
+ asm("sync;isync;msync");
+
if (status != 0) {
printf ("DMA Error: status = %x\n", status);
}
@@ -245,6 +268,10 @@ ft_cpu_setup(void *blob, bd_t *bd)
if (p != NULL)
*p = cpu_to_be32(clock);
+ p = ft_get_prop(blob, "/qe@e0080000/" OF_CPU "/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);
@@ -255,21 +282,41 @@ ft_cpu_setup(void *blob, bd_t *bd)
#if defined(CONFIG_MPC85XX_TSEC1)
p = ft_get_prop(blob, "/" OF_SOC "/ethernet@24000/mac-address", &len);
+ if (p)
+ memcpy(p, bd->bi_enetaddr, 6);
+
+ p = ft_get_prop(blob, "/" OF_SOC "/ethernet@24000/local-mac-address", &len);
+ if (p)
memcpy(p, bd->bi_enetaddr, 6);
#endif
#if defined(CONFIG_HAS_ETH1)
p = ft_get_prop(blob, "/" OF_SOC "/ethernet@25000/mac-address", &len);
+ if (p)
+ memcpy(p, bd->bi_enet1addr, 6);
+
+ p = ft_get_prop(blob, "/" OF_SOC "/ethernet@25000/local-mac-address", &len);
+ if (p)
memcpy(p, bd->bi_enet1addr, 6);
#endif
#if defined(CONFIG_HAS_ETH2)
p = ft_get_prop(blob, "/" OF_SOC "/ethernet@26000/mac-address", &len);
+ if (p)
+ memcpy(p, bd->bi_enet2addr, 6);
+
+ p = ft_get_prop(blob, "/" OF_SOC "/ethernet@26000/local-mac-address", &len);
+ if (p)
memcpy(p, bd->bi_enet2addr, 6);
#endif
#if defined(CONFIG_HAS_ETH3)
p = ft_get_prop(blob, "/" OF_SOC "/ethernet@27000/mac-address", &len);
+ if (p)
+ memcpy(p, bd->bi_enet3addr, 6);
+
+ p = ft_get_prop(blob, "/" OF_SOC "/ethernet@27000/local-mac-address", &len);
+ if (p)
memcpy(p, bd->bi_enet3addr, 6);
#endif