[U-Boot-Users] [PATCH 08/18] Update MPC85xx CDS to use libfdt

[Kumar Gala <galak@kernel.crashing.org>]

Updated the MPC85xx CDS 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/cds/common/ft_board.c       |   50 ++++++++++++++----------------------
 board/cds/mpc8541cds/mpc8541cds.c |   30 ++++++++++++++++++++++
 board/cds/mpc8548cds/mpc8548cds.c |   39 ++++++++++++++--------------
 board/cds/mpc8555cds/mpc8555cds.c |   30 ++++++++++++++++++++++
 include/configs/MPC8541CDS.h      |   11 ++------
 include/configs/MPC8548CDS.h      |   11 ++------
 include/configs/MPC8555CDS.h      |   11 ++------
 7 files changed, 108 insertions(+), 74 deletions(-)

diff --git a/board/cds/common/ft_board.c b/board/cds/common/ft_board.c
index 3eda100..6f221af 100644
--- a/board/cds/common/ft_board.c
+++ b/board/cds/common/ft_board.c
@@ -21,24 +21,29 @@
  */
 
 #include <common.h>
-
-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
+#include <libfdt.h>
+#include <fdt_support.h>
 #include "cadmus.h"
 
-extern void ft_cpu_setup(void *blob, bd_t *bd);
-
+#if defined(CONFIG_OF_BOARD_SETUP)
 static void cds_pci_fixup(void *blob)
 {
-	int len;
-	u32 *map;
-	int slot;
-	int i;
+	int node, tmp[2];
+	const char *path;
+	int len, slot, i;
+	u32 *map = NULL;
 
-	map = ft_get_prop(blob, "/" OF_SOC "/pci at 8000/interrupt-map", &len);
-
-	if (!map)
-		map = ft_get_prop(blob, "/" OF_PCI "/interrupt-map", &len);
+	node = fdt_path_offset(blob, "/aliases");
+	tmp[0] = 0;
+	if (node >= 0) {
+		path = fdt_getprop(blob, node, "pci0", NULL);
+		if (path) {
+			node = fdt_path_offset(blob, path);
+			if (node >= 0) {
+				map = fdt_getprop_w(blob, node, "interrupt-map", &len);
+			}
+		}
+	}
 
 	if (map) {
 		len /= sizeof(u32);
@@ -50,33 +55,18 @@ static void cds_pci_fixup(void *blob)
 			 * changes depending on the slot the carrier card is in.
 			 */
 			map[3] = ((map[3] + slot - 2) % 4) + 1;
-
 			map+=7;
 		}
-	} else {
-		printf("*** Warning - No PCI node found\n");
 	}
 }
-#endif
 
-#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
 void
 ft_board_setup(void *blob, bd_t *bd)
 {
-	u32 *p;
-	int len;
-
+	ft_cpu_setup(blob, bd);
 #ifdef CONFIG_PCI
 	ft_pci_setup(blob, bd);
-#endif
-	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);
-	}
-
 	cds_pci_fixup(blob);
+#endif
 }
 #endif
diff --git a/board/cds/mpc8541cds/mpc8541cds.c b/board/cds/mpc8541cds/mpc8541cds.c
index 36b2fa1..5b64fd6 100644
--- a/board/cds/mpc8541cds/mpc8541cds.c
+++ b/board/cds/mpc8541cds/mpc8541cds.c
@@ -28,6 +28,8 @@
 #include <asm/immap_85xx.h>
 #include <ioports.h>
 #include <spd.h>
+#include <libfdt.h>
+#include <fdt_support.h>
 
 #include "../common/cadmus.h"
 #include "../common/eeprom.h"
@@ -504,3 +506,31 @@ pci_init_board(void)
 	pci_mpc85xx_init(hose);
 #endif
 }
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+void
+ft_pci_setup(void *blob, bd_t *bd)
+{
+	int node, tmp[2];
+	const char *path;
+
+	node = fdt_path_offset(blob, "/aliases");
+	tmp[0] = 0;
+	if (node >= 0) {
+#ifdef CONFIG_PCI1
+		path = fdt_getprop(blob, node, "pci0", NULL);
+		if (path) {
+			tmp[1] = hose[0].last_busno - hose[0].first_busno;
+			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+		}
+#endif
+#ifdef CONFIG_MPC85XX_PCI2
+		path = fdt_getprop(blob, node, "pci1", NULL);
+		if (path) {
+			tmp[1] = hose[1].last_busno - hose[1].first_busno;
+			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+		}
+#endif
+	}
+}
+#endif
diff --git a/board/cds/mpc8548cds/mpc8548cds.c b/board/cds/mpc8548cds/mpc8548cds.c
index 4f02f64..ddf308a 100644
--- a/board/cds/mpc8548cds/mpc8548cds.c
+++ b/board/cds/mpc8548cds/mpc8548cds.c
@@ -29,14 +29,13 @@
 #include <asm/immap_fsl_pci.h>
 #include <spd.h>
 #include <miiphy.h>
+#include <libfdt.h>
+#include <fdt_support.h>
 
 #include "../common/cadmus.h"
 #include "../common/eeprom.h"
 #include "../common/via.h"
 
-#if defined(CONFIG_OF_FLAT_TREE)
-#include <ft_build.h>
-#endif
 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 extern void ddr_enable_ecc(unsigned int dram_size);
 #endif
@@ -522,30 +521,30 @@ int last_stage_init(void)
 }
 
 
-#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
+#if defined(CONFIG_OF_BOARD_SETUP)
 void
 ft_pci_setup(void *blob, bd_t *bd)
 {
-	u32 *p;
-	int len;
-
+	int node, tmp[2];
+	const char *path;
 
+	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]);
-	}
+		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_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, "pci1", 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
+	}
 }
 #endif
diff --git a/board/cds/mpc8555cds/mpc8555cds.c b/board/cds/mpc8555cds/mpc8555cds.c
index 2f1b00e..3ed1005 100644
--- a/board/cds/mpc8555cds/mpc8555cds.c
+++ b/board/cds/mpc8555cds/mpc8555cds.c
@@ -26,6 +26,8 @@
 #include <asm/immap_85xx.h>
 #include <ioports.h>
 #include <spd.h>
+#include <libfdt.h>
+#include <fdt_support.h>
 
 #include "../common/cadmus.h"
 #include "../common/eeprom.h"
@@ -504,3 +506,31 @@ pci_init_board(void)
 	pci_mpc85xx_init(hose);
 #endif
 }
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+void
+ft_pci_setup(void *blob, bd_t *bd)
+{
+	int node, tmp[2];
+	const char *path;
+
+	node = fdt_path_offset(blob, "/aliases");
+	tmp[0] = 0;
+	if (node >= 0) {
+#ifdef CONFIG_PCI1
+		path = fdt_getprop(blob, node, "pci0", NULL);
+		if (path) {
+			tmp[1] = hose[0].last_busno - hose[0].first_busno;
+			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+		}
+#endif
+#ifdef CONFIG_MPC85XX_PCI2
+		path = fdt_getprop(blob, node, "pci1", NULL);
+		if (path) {
+			tmp[1] = hose[1].last_busno - hose[1].first_busno;
+			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
+		}
+#endif
+	}
+}
+#endif
diff --git a/include/configs/MPC8541CDS.h b/include/configs/MPC8541CDS.h
index 8dda665..fc1b367 100644
--- a/include/configs/MPC8541CDS.h
+++ b/include/configs/MPC8541CDS.h
@@ -309,14 +309,9 @@ extern unsigned long get_clock_freq(void);
 #endif
 
 /* pass open firmware flat tree */
-#define CONFIG_OF_FLAT_TREE	1
-#define CONFIG_OF_BOARD_SETUP	1
-
-#define OF_CPU			"PowerPC,8541 at 0"
-#define OF_SOC			"soc8541 at e0000000"
-#define OF_TBCLK		(bd->bi_busfreq / 8)
-#define OF_STDOUT_PATH		"/soc8541 at e0000000/serial at 4600"
-#define OF_PCI			"pci at e0008000"
+#define CONFIG_OF_LIBFDT		1
+#define CONFIG_OF_BOARD_SETUP		1
+#define CONFIG_OF_STDOUT_VIA_ALIAS	1
 
 /*
  * I2C
diff --git a/include/configs/MPC8548CDS.h b/include/configs/MPC8548CDS.h
index 4edc7fd..95256f7 100644
--- a/include/configs/MPC8548CDS.h
+++ b/include/configs/MPC8548CDS.h
@@ -333,14 +333,9 @@ extern unsigned long get_clock_freq(void);
 #endif
 
 /* pass open firmware flat tree */
-#define CONFIG_OF_FLAT_TREE	1
-#define CONFIG_OF_BOARD_SETUP	1
-
-#define OF_CPU			"PowerPC,8548 at 0"
-#define OF_SOC			"soc8548 at e0000000"
-#define OF_TBCLK		(bd->bi_busfreq / 8)
-#define OF_STDOUT_PATH		"/soc8548 at e0000000/serial at 4600"
-#define OF_PCI			"pci at e0008000"
+#define CONFIG_OF_LIBFDT		1
+#define CONFIG_OF_BOARD_SETUP		1
+#define CONFIG_OF_STDOUT_VIA_ALIAS	1
 
 /*
  * I2C
diff --git a/include/configs/MPC8555CDS.h b/include/configs/MPC8555CDS.h
index c414bf0..76631c6 100644
--- a/include/configs/MPC8555CDS.h
+++ b/include/configs/MPC8555CDS.h
@@ -309,14 +309,9 @@ extern unsigned long get_clock_freq(void);
 #endif
 
 /* pass open firmware flat tree */
-#define CONFIG_OF_FLAT_TREE	1
-#define CONFIG_OF_BOARD_SETUP	1
-
-#define OF_CPU			"PowerPC,8555 at 0"
-#define OF_SOC			"soc8555 at e0000000"
-#define OF_TBCLK		(bd->bi_busfreq / 8)
-#define OF_STDOUT_PATH		"/soc8555 at e0000000/serial at 4600"
-#define OF_PCI			"pci at e0008000"
+#define CONFIG_OF_LIBFDT		1
+#define CONFIG_OF_BOARD_SETUP		1
+#define CONFIG_OF_STDOUT_VIA_ALIAS	1
 
 /*
  * I2C
-- 
1.5.3.4