imported Freescale specific U-Boot additions for i.MX28,... release L2.6.31_10.08.01

[karo-tx-uboot.git] / cpu / 74xx_7xx / cpu.c

diff --git a/cpu/74xx_7xx/cpu.c b/cpu/74xx_7xx/cpu.c
index ca45e17edbbd02a692ca1969613871f0445fd674..3c172779b199e3237dd92ca5378f4c8901f27192 100755 (executable)
--- a/cpu/74xx_7xx/cpu.c
+++ b/cpu/74xx_7xx/cpu.c
@@ -44,6 +44,11 @@
 #include <74xx_7xx.h>
 #include <asm/cache.h>
 
+#if defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#include <fdt_support.h>
+#endif
+
 #ifdef CONFIG_AMIGAONEG3SE
 #include "../board/MAI/AmigaOneG3SE/via686.h"
 #include "../board/MAI/AmigaOneG3SE/memio.h"
@@ -101,6 +106,14 @@ get_cpu_type(void)
                type = CPU_7457;
                break;
 
+       case 0x8003:
+               type = CPU_7447A;
+               break;
+
+       case 0x8004:
+               type = CPU_7448;
+               break;
+
        default:
                break;
        }
@@ -152,6 +165,14 @@ int checkcpu (void)
                str = "MPC7410";
                break;
 
+       case CPU_7447A:
+               str = "MPC7447A";
+               break;
+
+       case CPU_7448:
+               str = "MPC7448";
+               break;
+
        case CPU_7450:
                str = "MPC7450";
                break;
@@ -221,7 +242,7 @@ soft_restart(unsigned long addr)
 void
 do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 {
-       ulong addr;
+       ulong addr;
        /* flush and disable I/D cache */
        __asm__ __volatile__ ("mfspr    3, 1008"        ::: "r3");
        __asm__ __volatile__ ("ori      5, 5, 0xcc00"   ::: "r5");
@@ -235,16 +256,16 @@ do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        __asm__ __volatile__ ("isync");
        __asm__ __volatile__ ("sync");
 
-#ifdef CFG_RESET_ADDRESS
-       addr = CFG_RESET_ADDRESS;
+#ifdef CONFIG_SYS_RESET_ADDRESS
+       addr = CONFIG_SYS_RESET_ADDRESS;
 #else
        /*
-        * note: when CFG_MONITOR_BASE points to a RAM address,
-        * CFG_MONITOR_BASE - sizeof (ulong) is usually a valid
+        * note: when CONFIG_SYS_MONITOR_BASE points to a RAM address,
+        * CONFIG_SYS_MONITOR_BASE - sizeof (ulong) is usually a valid
         * address. Better pick an address known to be invalid on your
-        * system and assign it to CFG_RESET_ADDRESS.
+        * system and assign it to CONFIG_SYS_RESET_ADDRESS.
         */
-       addr = CFG_MONITOR_BASE - sizeof (ulong);
+       addr = CONFIG_SYS_MONITOR_BASE - sizeof (ulong);
 #endif
        soft_restart(addr);
        while(1);       /* not reached */
@@ -256,20 +277,19 @@ do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 /*
  * For the 7400 the TB clock runs at 1/4 the cpu bus speed.
  */
-#ifdef CONFIG_AMIGAONEG3SE
+#if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SYS_CONFIG_BUS_CLK)
 unsigned long get_tbclk(void)
 {
        return (gd->bus_clk / 4);
 }
-#else  /* ! CONFIG_AMIGAONEG3SE */
+#else  /* ! CONFIG_AMIGAONEG3SE and !CONFIG_SYS_CONFIG_BUS_CLK*/
 
 unsigned long get_tbclk (void)
 {
-       return CFG_BUS_HZ / 4;
+       return CONFIG_SYS_BUS_HZ / 4;
 }
-#endif /* CONFIG_AMIGAONEG3SE */
+#endif /* CONFIG_AMIGAONEG3SE or CONFIG_SYS_CONFIG_BUS_CLK*/
 /* ------------------------------------------------------------------------- */
-
 #if defined(CONFIG_WATCHDOG)
 #if !defined(CONFIG_PCIPPC2) && !defined(CONFIG_BAB7xx)
 void
@@ -281,3 +301,20 @@ watchdog_reset(void)
 #endif /* CONFIG_WATCHDOG */
 
 /* ------------------------------------------------------------------------- */
+
+#ifdef CONFIG_OF_LIBFDT
+void ft_cpu_setup(void *blob, bd_t *bd)
+{
+       do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
+                            "timebase-frequency", bd->bi_busfreq / 4, 1);
+       do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
+                            "bus-frequency", bd->bi_busfreq, 1);
+       do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
+                            "clock-frequency", bd->bi_intfreq, 1);
+
+       fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
+
+       fdt_fixup_ethernet(blob);
+}
+#endif
+/* ------------------------------------------------------------------------- */