Merge git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc

* git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (53 commits)
  powerpc: Support for relocatable kdump kernel
  powerpc: Don't use a 16G page if beyond mem= limits
  powerpc: Add del_node() for early boot code to prune inapplicable devices.
  powerpc: Further compile fixup for STRICT_MM_TYPECHECKS
  powerpc: Remove empty #else from signal_64.c
  powerpc: Move memory size print into common show_cpuinfo for 32-bit
  hvc_console: Remove __devexit annotation of hvc_remove()
  hvc_console: Add support for tty window resizing
  hvc_console: Fix loop if put_char() returns 0
  hvc_console: Add tty driver flag TTY_DRIVER_RESET_TERMIOS
  hvc_console: Add a hangup notifier for backends
  powerpc/83xx: Add DS1339 RTC support for MPC8349E-mITX boards .dts
  powerpc/83xx: Add support for MCU microcontroller in .dts files
  powerpc/85xx: Move mpc8572ds.dts to address-cells/size-cells = <2>
  of/spi: Support specifying chip select as active high via device tree
  powerpc: Remove device_type = "board_control" properties in .dts files
  i2c-cpm: Suppress autoprobing for devices
  powerpc/85xx: Fix mpc8536ds dma interrupt numbers
  powerpc/85xx: Enable enhanced functions for 8536 TSEC
  powerpc: Delete unused prom_strtoul and prom_memparse
  ...

1 files changed, 14 insertions, 8 deletions

diff --git a/arch/powerpc/boot/libfdt-wrapper.c b/arch/powerpc/boot/libfdt-wrapper.c
index c541fd8a95d..9276327bc2b 100644
--- a/arch/powerpc/boot/libfdt-wrapper.c
+++ b/arch/powerpc/boot/libfdt-wrapper.c
@@ -105,6 +105,11 @@ static int fdt_wrapper_setprop(const void *devp, const char *name,
 	return check_err(rc);
 }
 
+static int fdt_wrapper_del_node(const void *devp)
+{
+	return fdt_del_node(fdt, devp_offset(devp));
+}
+
 static void *fdt_wrapper_get_parent(const void *devp)
 {
 	return offset_devp(fdt_parent_offset(fdt, devp_offset(devp)));
@@ -165,6 +170,7 @@ static unsigned long fdt_wrapper_finalize(void)
 void fdt_init(void *blob)
 {
 	int err;
+	int bufsize;
 
 	dt_ops.finddevice = fdt_wrapper_finddevice;
 	dt_ops.getprop = fdt_wrapper_getprop;
@@ -173,21 +179,21 @@ void fdt_init(void *blob)
 	dt_ops.create_node = fdt_wrapper_create_node;
 	dt_ops.find_node_by_prop_value = fdt_wrapper_find_node_by_prop_value;
 	dt_ops.find_node_by_compatible = fdt_wrapper_find_node_by_compatible;
+	dt_ops.del_node = fdt_wrapper_del_node;
 	dt_ops.get_path = fdt_wrapper_get_path;
 	dt_ops.finalize = fdt_wrapper_finalize;
 
 	/* Make sure the dt blob is the right version and so forth */
 	fdt = blob;
-	err = fdt_open_into(fdt, fdt, fdt_totalsize(blob));
-	if (err == -FDT_ERR_NOSPACE) {
-		int bufsize = fdt_totalsize(fdt) + 4;
-		buf = malloc(bufsize);
-		err = fdt_open_into(fdt, buf, bufsize);
-	}
+	bufsize = fdt_totalsize(fdt) + 4;
+	buf = malloc(bufsize);
+	if(!buf)
+		fatal("malloc failed. can't relocate the device tree\n\r");
+
+	err = fdt_open_into(fdt, buf, bufsize);
 
 	if (err != 0)
 		fatal("fdt_init(): %s\n\r", fdt_strerror(err));
 
-	if (buf)
-		fdt = buf;
+	fdt = buf;
 }