From a05ce88ab3e8a022ee17d89ecf86f6929c89c50e Mon Sep 17 00:00:00 2001 From: Dale Farnsworth Date: Tue, 8 Apr 2008 08:09:51 +1000 Subject: [PATCH] [POWERPC] mv64x60: Remove device tree absolute path references Replace several device node absolute path lookups in the mv64x60 bootwrapper code with lookups by compatible or device_type properties. Signed-off-by: Dale Farnsworth Acked-by: Mark A. Greer Signed-off-by: Paul Mackerras --- arch/powerpc/boot/mv64x60.c | 4 ++-- arch/powerpc/boot/mv64x60_i2c.c | 2 +- arch/powerpc/boot/prpmc2800.c | 23 ++++++++++++----------- 3 files changed, 15 insertions(+), 14 deletions(-) diff --git a/arch/powerpc/boot/mv64x60.c b/arch/powerpc/boot/mv64x60.c index b43259455d4..d9bb302b91d 100644 --- a/arch/powerpc/boot/mv64x60.c +++ b/arch/powerpc/boot/mv64x60.c @@ -535,7 +535,7 @@ u8 *mv64x60_get_bridge_pbase(void) u32 v[2]; void *devp; - devp = finddevice("/mv64x60"); + devp = find_node_by_compatible(NULL, "marvell,mv64360"); if (devp == NULL) goto err_out; if (getprop(devp, "reg", v, sizeof(v)) != sizeof(v)) @@ -553,7 +553,7 @@ u8 *mv64x60_get_bridge_base(void) u32 v; void *devp; - devp = finddevice("/mv64x60"); + devp = find_node_by_compatible(NULL, "marvell,mv64360"); if (devp == NULL) goto err_out; if (getprop(devp, "virtual-reg", &v, sizeof(v)) != sizeof(v)) diff --git a/arch/powerpc/boot/mv64x60_i2c.c b/arch/powerpc/boot/mv64x60_i2c.c index d085377be3b..52a3212b663 100644 --- a/arch/powerpc/boot/mv64x60_i2c.c +++ b/arch/powerpc/boot/mv64x60_i2c.c @@ -185,7 +185,7 @@ int mv64x60_i2c_open(void) u32 v; void *devp; - devp = finddevice("/mv64x60/i2c"); + devp = find_node_by_compatible(NULL, "marvell,mv64360-i2c"); if (devp == NULL) goto err_out; if (getprop(devp, "virtual-reg", &v, sizeof(v)) != sizeof(v)) diff --git a/arch/powerpc/boot/prpmc2800.c b/arch/powerpc/boot/prpmc2800.c index 05c3245b30d..da31d603048 100644 --- a/arch/powerpc/boot/prpmc2800.c +++ b/arch/powerpc/boot/prpmc2800.c @@ -344,20 +344,20 @@ static void prpmc2800_bridge_setup(u32 mem_size) acc_bits); /* Get the cpu -> pci i/o & mem mappings from the device tree */ - devp = finddevice("/mv64x60/pci@80000000"); + devp = find_node_by_compatible(NULL, "marvell,mv64360-pci"); if (devp == NULL) - fatal("Error: Missing /mv64x60/pci@80000000" + fatal("Error: Missing marvell,mv64360-pci" " device tree node\n\r"); rc = getprop(devp, "ranges", v, sizeof(v)); if (rc != sizeof(v)) - fatal("Error: Can't find /mv64x60/pci@80000000/ranges" + fatal("Error: Can't find marvell,mv64360-pci ranges" " property\n\r"); /* Get the cpu -> pci i/o & mem mappings from the device tree */ - devp = finddevice("/mv64x60"); + devp = find_node_by_compatible(NULL, "marvell,mv64360"); if (devp == NULL) - fatal("Error: Missing /mv64x60 device tree node\n\r"); + fatal("Error: Missing marvell,mv64360 device tree node\n\r"); enables = in_le32((u32 *)(bridge_base + MV64x60_CPU_BAR_ENABLE)); enables |= 0x0007fe00; /* Disable all cpu->pci windows */ @@ -429,9 +429,9 @@ static void prpmc2800_fixups(void) setprop(devp, "model", model, l); /* Set /cpus/PowerPC,7447/clock-frequency */ - devp = finddevice("/cpus/PowerPC,7447"); + devp = find_node_by_prop_value_str(NULL, "device_type", "cpu"); if (devp == NULL) - fatal("Error: Missing proper /cpus device tree node\n\r"); + fatal("Error: Missing proper cpu device tree node\n\r"); v[0] = bip->core_speed; setprop(devp, "clock-frequency", &v[0], sizeof(v[0])); @@ -443,16 +443,17 @@ static void prpmc2800_fixups(void) v[1] = bip->mem_size; setprop(devp, "reg", v, sizeof(v)); - /* Update /mv64x60/model, if this is a mv64362 */ + /* Update model, if this is a mv64362 */ if (bip->bridge_type == BRIDGE_TYPE_MV64362) { - devp = finddevice("/mv64x60"); + devp = find_node_by_compatible(NULL, "marvell,mv64360"); if (devp == NULL) - fatal("Error: Missing /mv64x60 device tree node\n\r"); + fatal("Error: Missing marvell,mv64360" + " device tree node\n\r"); setprop(devp, "model", "mv64362", strlen("mv64362") + 1); } /* Set User FLASH size */ - devp = finddevice("/mv64x60/flash@a0000000"); + devp = find_node_by_compatible(NULL, "direct-mapped"); if (devp == NULL) fatal("Error: Missing User FLASH device tree node\n\r"); rc = getprop(devp, "reg", v, sizeof(v)); -- 2.20.1