platform-energymicro-efm32gg-dk3750: move kernel to external flash

4 files changed, 18 insertions, 12 deletions

diff --git a/kernelconfig-3.8-rc5 b/kernelconfig-3.8-rc5
index a645ae1..ef96b16 100644
--- a/kernelconfig-3.8-rc5
+++ b/kernelconfig-3.8-rc5
@@ -234,11 +234,11 @@ CONFIG_ARM_THUMB=y
 # CONFIG_CACHE_L2X0 is not set
 CONFIG_ARM_L1_CACHE_SHIFT=5
 CONFIG_ARM_NR_BANKS=8
-# CONFIG_SET_MEM_PARAM is not set
+CONFIG_SET_MEM_PARAM=y
 CONFIG_DRAM_BASE=0x88000000
 CONFIG_DRAM_SIZE=0x00400000
-CONFIG_FLASH_MEM_BASE=0x00000000
-CONFIG_FLASH_SIZE=0x00100000
+CONFIG_FLASH_MEM_BASE=0x8c000000
+CONFIG_FLASH_SIZE=0x01000000
 CONFIG_ARM_NVIC=y
 
 #
@@ -293,7 +293,7 @@ CONFIG_ZBOOT_ROM_BSS=0x0
 # CONFIG_ARM_APPENDED_DTB is not set
 CONFIG_CMDLINE=""
 CONFIG_XIP_KERNEL=y
-CONFIG_XIP_PHYS_ADDR=0x00000000
+CONFIG_XIP_PHYS_ADDR=0x8c000000
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
 # CONFIG_AUTO_ZRELADDR is not set
diff --git a/patches/linux-3.8-rc5/0015-ARM-new-platform-for-Energy-Micro-s-EFM32-Cortex-M3-.patch b/patches/linux-3.8-rc5/0015-ARM-new-platform-for-Energy-Micro-s-EFM32-Cortex-M3-.patch
index 304e80a..966847d 100644
--- a/patches/linux-3.8-rc5/0015-ARM-new-platform-for-Energy-Micro-s-EFM32-Cortex-M3-.patch
+++ b/patches/linux-3.8-rc5/0015-ARM-new-platform-for-Energy-Micro-s-EFM32-Cortex-M3-.patch
@@ -112,7 +112,7 @@ index 69a5955..374e25a 100644
  machine-$(CONFIG_ARCH_H720X)		+= h720x
 diff --git a/arch/arm/boot/dts/efm32gg-dk3750.dts b/arch/arm/boot/dts/efm32gg-dk3750.dts
 new file mode 100644
-index 0000000..3fc2369
+index 0000000..aa43fb4
 --- /dev/null
 +++ b/arch/arm/boot/dts/efm32gg-dk3750.dts
 @@ -0,0 +1,69 @@
@@ -135,7 +135,7 @@ index 0000000..3fc2369
 +	};
 +
 +	chosen {
-+		bootargs = "console=ttyefm4,115200 init=/linuxrc ignore_loglevel ihash_entries=64 dhash_entries=64 earlyprintk uclinux.physaddr=0x8c000000 root=/dev/mtdblock0";
++		bootargs = "console=ttyefm4,115200 init=/linuxrc ignore_loglevel ihash_entries=64 dhash_entries=64 earlyprintk uclinux.physaddr=0x8c400000 root=/dev/mtdblock0";
 +	};
 +
 +	memory {
diff --git a/patches/linux-3.8-rc5/0020-HACK-ARM-allow-a-bootloader-to-be-embedded-and-do-it.patch b/patches/linux-3.8-rc5/0020-HACK-ARM-allow-a-bootloader-to-be-embedded-and-do-it.patch
index 2ff70a4..f2d0929 100644
--- a/patches/linux-3.8-rc5/0020-HACK-ARM-allow-a-bootloader-to-be-embedded-and-do-it.patch
+++ b/patches/linux-3.8-rc5/0020-HACK-ARM-allow-a-bootloader-to-be-embedded-and-do-it.patch
@@ -9,9 +9,9 @@ Content-Transfer-Encoding: 8bit
 Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
 ---
  arch/arm/kernel/vmlinux.lds.S    |    5 +
- arch/arm/mach-efm32/Makefile     |    6 +
+ arch/arm/mach-efm32/Makefile     |    8 ++
  arch/arm/mach-efm32/bootloader.S |  252 ++++++++++++++++++++++++++++++++++++++
- 3 files changed, 263 insertions(+)
+ 3 files changed, 265 insertions(+)
  create mode 100644 arch/arm/mach-efm32/bootloader.S
 
 diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
@@ -31,11 +31,13 @@ index 11c1785..d573600 100644
  		_text = .;
  		HEAD_TEXT
 diff --git a/arch/arm/mach-efm32/Makefile b/arch/arm/mach-efm32/Makefile
-index 0f593e7..878dc84 100644
+index 0f593e7..ee10216 100644
 --- a/arch/arm/mach-efm32/Makefile
 +++ b/arch/arm/mach-efm32/Makefile
-@@ -1,3 +1,9 @@
+@@ -1,3 +1,11 @@
++ifeq ($(CONFIG_FLASH_MEM_BASE),0x00000000)
 +obj-y += bootloader.o
++endif
 +
 +ifeq ($(CONFIG_USE_OF),y)
 +$(obj)/bootloader.o: $(obj)/../boot/dts/efm32gg-dk3750.dtb
diff --git a/platformconfig b/platformconfig
index 9a3ad9e..5f22a05 100644
--- a/platformconfig
+++ b/platformconfig
@@ -107,6 +107,7 @@ PTXCONF_KERNEL_IMAGE_XIP=y
 # PTXCONF_KERNEL_IMAGE_RAW is not set
 # PTXCONF_KERNEL_IMAGE_SIMPLE is not set
 PTXCONF_KERNEL_IMAGE="xipImage"
+PTXCONF_KERNEL_DTC=y
 # PTXCONF_KERNEL_XZ is not set
 # PTXCONF_KERNEL_LZOP is not set
 
@@ -120,8 +121,11 @@ PTXCONF_KERNEL_CONFIG="kernelconfig-${PTXCONF_KERNEL_VERSION}"
 # Development features
 #
 PTXCONF_KERNEL_EXTRA_MAKEVARS=""
-# PTXCONF_HOST_DTC is not set
-# PTXCONF_DTC is not set
+PTXCONF_DTC=y
+# PTXCONF_DTC_INSTALL_OFTREE is not set
+PTXCONF_DTC_OFTREE_DTS="${KERNEL_DIR}/arch/arm/boot/dts/efm32gg-dk3750.dts"
+PTXCONF_DTC_KERNEL=y
+PTXCONF_DTC_EXTRA_ARGS=""
 
 #
 # console options