X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=cpu%2Fmpc512x%2Fcpu.c;h=d432d995a7ae7b11306e544d65935af3b26f5db1;hb=4615fc22e539a2f7dae971701c05f09e21c1ca25;hp=accae6e066eb6897b3d3d5ed810e2672efab63ed;hpb=3b3bff4cbf2cb14f9a3e7d03f26ebab900efe4ae;p=oweals%2Fu-boot.git

diff --git a/cpu/mpc512x/cpu.c b/cpu/mpc512x/cpu.c
index accae6e066..d432d995a7 100644
--- a/cpu/mpc512x/cpu.c
+++ b/cpu/mpc512x/cpu.c
@@ -30,8 +30,13 @@
 #include <common.h>
 #include <command.h>
 #include <mpc512x.h>
+#include <netdev.h>
 #include <asm/processor.h>
 
+#if defined(CONFIG_OF_LIBFDT)
+#include <fdt_support.h>
+#endif
+
 DECLARE_GLOBAL_DATA_PTR;
 
 int checkcpu (void)
@@ -125,3 +130,81 @@ void watchdog_reset (void)
 		enable_interrupts ();
 }
 #endif
+
+#ifdef CONFIG_OF_LIBFDT
+
+#ifdef CONFIG_OF_SUPPORT_OLD_DEVICE_TREES
+/*
+ * fdt setup for old device trees
+ * fix up
+ * 	cpu clocks
+ * 	soc clocks
+ * 	ethernet addresses
+ */
+static void old_ft_cpu_setup(void *blob, bd_t *bd)
+{
+	/*
+	 * avoid fixing up by path because that
+	 * produces scary error messages
+	 */
+
+	/*
+	 * old device trees have ethernet nodes with
+	 * device_type = "network"
+	 */
+	do_fixup_by_prop(blob, "device_type", "network", 8,
+		"local-mac-address", bd->bi_enetaddr, 6, 0);
+	do_fixup_by_prop(blob, "device_type", "network", 8,
+		"address", bd->bi_enetaddr, 6, 0);
+	/*
+	 * old device trees have soc nodes with
+	 * device_type = "soc"
+	 */
+	do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
+		"bus-frequency", bd->bi_ipsfreq, 0);
+}
+#endif
+
+static void ft_clock_setup(void *blob, bd_t *bd)
+{
+	char *cpu_path = "/cpus/" OF_CPU;
+
+	/*
+	 * fixup cpu clocks using path
+	 */
+	do_fixup_by_path_u32(blob, cpu_path,
+		"timebase-frequency", OF_TBCLK, 1);
+	do_fixup_by_path_u32(blob, cpu_path,
+		"bus-frequency", bd->bi_busfreq, 1);
+	do_fixup_by_path_u32(blob, cpu_path,
+		"clock-frequency", bd->bi_intfreq, 1);
+	/*
+	 * fixup soc clocks using compatible
+	 */
+	do_fixup_by_compat_u32(blob, OF_SOC_COMPAT,
+		"bus-frequency", bd->bi_ipsfreq, 1);
+}
+
+void ft_cpu_setup(void *blob, bd_t *bd)
+{
+#ifdef CONFIG_OF_SUPPORT_OLD_DEVICE_TREES
+	old_ft_cpu_setup(blob, bd);
+#endif
+	ft_clock_setup(blob, bd);
+#ifdef CONFIG_HAS_ETH0
+	fdt_fixup_ethernet(blob);
+#endif
+}
+#endif
+
+#ifdef CONFIG_MPC512x_FEC
+/* Default initializations for FEC controllers.  To override,
+ * create a board-specific function called:
+ * 	int board_eth_init(bd_t *bis)
+ */
+
+int cpu_eth_init(bd_t *bis)
+{
+	return mpc512x_fec_initialize(bis);
+}
+#endif