[U-Boot-Users] [PATCH 02/18] Update MPC8544DS to use libfdt

Kumar Gala
2007-11-29T21:20:52Z

Updated the MPC8544DS config to use libfdt and assume use of aliases for
ethernet, pci, and serial for the various fixups that are done.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
---
board/freescale/mpc8544ds/mpc8544ds.c | 71 +++++++++++++++------------------
include/configs/MPC8544DS.h | 10 +---
2 files changed, 35 insertions(+), 46 deletions(-)

diff --git a/board/freescale/mpc8544ds/mpc8544ds.c b/board/freescale/mpc8544ds/mpc8544ds.c
index b6c9e93..6f9864a 100644
--- a/board/freescale/mpc8544ds/mpc8544ds.c
+++ b/board/freescale/mpc8544ds/mpc8544ds.c
@@ -29,14 +29,11 @@
#include <asm/io.h>
#include <spd.h>
#include <miiphy.h>
+#include <libfdt.h>
+#include <fdt_support.h>

#include "../common/pixis.h"

-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
-extern void ft_cpu_setup(void *blob, bd_t *bd);
-#endif
-
#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
extern void ddr_enable_ecc(unsigned int dram_size);
#endif
@@ -508,51 +505,47 @@ get_board_sys_clk(ulong dummy)
return val;
}

-#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
+#if defined(CONFIG_OF_BOARD_SETUP)
+
void
ft_board_setup(void *blob, bd_t *bd)
{
- u32 *p;
- int len;
+ int node, tmp[2];
+ const char *path;

ft_cpu_setup(blob, bd);

- p = ft_get_prop(blob, "/memory/reg", &len);
- if (p != NULL) {
- *p++ = cpu_to_be32(bd->bi_memstart);
- *p = cpu_to_be32(bd->bi_memsize);
- }
+ node = fdt_path_offset(blob, "/aliases");
+ tmp[0] = 0;
+ if (node >= 0) {
#ifdef CONFIG_PCI1
- p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci at 8000/bus-range", &len);
- if (p != NULL) {
- p[0] = 0;
- p[1] = pci1_hose.last_busno - pci1_hose.first_busno;
- debug("PCI at 8000 first_busno=%d last_busno=%d\n",p[0],p[1]);
- }
-#endif
-#ifdef CONFIG_PCIE1
- p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pcie at a000/bus-range", &len);
- if (p != NULL) {
- p[0] = 0;
- p[1] = pcie1_hose.last_busno - pcie1_hose.first_busno;
- debug("PCI at a000 first_busno=%d last_busno=%d\n",p[0],p[1]);
- }
+ path = fdt_getprop(blob, node, "pci0", NULL);
+ if (path) {
+ tmp[1] = pci1_hose.last_busno - pci1_hose.first_busno;
+ do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+ }
#endif
#ifdef CONFIG_PCIE2
- p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pcie at 9000/bus-range", &len);
- if (p != NULL) {
- p[0] = 0;
- p[1] = pcie2_hose.last_busno - pcie2_hose.first_busno;
- debug("PCI at 9000 first_busno=%d last_busno=%d\n",p[0],p[1]);
- }
+ path = fdt_getprop(blob, node, "pci1", NULL);
+ if (path) {
+ tmp[1] = pcie2_hose.last_busno - pcie2_hose.first_busno;
+ do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+ }
+#endif
+#ifdef CONFIG_PCIE1
+ path = fdt_getprop(blob, node, "pci2", NULL);
+ if (path) {
+ tmp[1] = pcie1_hose.last_busno - pcie1_hose.first_busno;
+ do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+ }
#endif
#ifdef CONFIG_PCIE3
- p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pcie at b000/bus-range", &len);
- if (p != NULL) {
- p[0] = 0;
- p[1] = pcie3_hose.last_busno - pcie3_hose.first_busno;;
- debug("PCI at b000 first_busno=%d last_busno=%d\n",p[0],p[1]);
- }
+ path = fdt_getprop(blob, node, "pci3", NULL);
+ if (path) {
+ tmp[1] = pcie3_hose.last_busno - pcie3_hose.first_busno;
+ do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+ }
#endif
+ }
}
#endif
diff --git a/include/configs/MPC8544DS.h b/include/configs/MPC8544DS.h
index 13e2a2c..fc0b9c2 100644
--- a/include/configs/MPC8544DS.h
+++ b/include/configs/MPC8544DS.h
@@ -251,13 +251,9 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
#endif

/* pass open firmware flat tree */
-#define CONFIG_OF_FLAT_TREE 1
-#define CONFIG_OF_BOARD_SETUP 1
-
-#define OF_CPU "PowerPC,8544 at 0"
-#define OF_SOC "soc8544 at e0000000"
-#define OF_TBCLK (bd->bi_busfreq / 8)
-#define OF_STDOUT_PATH "/soc8544 at e0000000/serial at 4500"
+#define CONFIG_OF_LIBFDT 1
+#define CONFIG_OF_BOARD_SETUP 1
+#define CONFIG_OF_STDOUT_VIA_ALIAS 1

/* I2C */
#define CONFIG_FSL_I2C /* Use FSL common I2C driver */
--
1.5.3.4