From 60750ab505bae8d1cb70c6fe495b755b213a1ebf Mon Sep 17 00:00:00 2001
From: Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@microchip.com>
Date: Fri, 4 May 2018 10:27:50 -0700
Subject: at91: reorganize at91 subtargets

reorganizing at91 subtargets based on sama5 soc features and this fix
below problems.
  1. able to set neon flags to sama5d2 & sama5d4 subtargets.
  2. fix the make clean which removes all the subtargets in bin folder.
  3. able to configure kernel specific to subtarget.
  4. able to set vfpu4 flags to samad3 subtargets.

Signed-off-by: Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@microchip.com>
---
 target/linux/at91/image/Makefile | 51 ++++++++++++++++++++++++++++++++++++++--
 1 file changed, 49 insertions(+), 2 deletions(-)

(limited to 'target/linux/at91/image/Makefile')

diff --git a/target/linux/at91/image/Makefile b/target/linux/at91/image/Makefile
index 93180dd64f..49d93aa97d 100644
--- a/target/linux/at91/image/Makefile
+++ b/target/linux/at91/image/Makefile
@@ -16,10 +16,21 @@ endef
 ifeq ($(SUBTARGET),legacy)
 include ./legacy.mk
 endif
-ifeq ($(SUBTARGET),sama5)
-include ./sama5.mk
+ifeq ($(SUBTARGET),sama5d2)
+include ./sama5d2.mk
+endif
+ifeq ($(SUBTARGET),sama5d3)
+include ./sama5d3.mk
+endif
+ifeq ($(SUBTARGET),sama5d4)
+include ./sama5d4.mk
 endif
 
+AT91_SD_BOOT_PARTSIZE:=64
+FAT32_BLOCK_SIZE:=1024
+FAT32_BLOCKS:=$(shell echo \
+  $$(($(AT91_SD_BOOT_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE))))
+
 define Device/Default
   $(Device/default-nand)
   PROFILES := Default
@@ -35,6 +46,42 @@ define Device/dtb
   KERNEL := kernel-bin | lzma | uImage lzma
 endef
 
+define Build/at91-sdcard
+  $(if $(findstring ext4,$@), \
+  rm -f $@.boot
+  mkfs.fat -C $@.boot $(FAT32_BLOCKS)
+
+  mcopy -i $@.boot $(KDIR)/zImage ::zImage
+
+  $(foreach dts,$(DEVICE_DTS), \
+     mcopy -i $@.boot $(DTS_DIR)/$(dts).dtb \
+        ::$(dts).dtb)
+
+  mcopy -i $@.boot \
+    $(BIN_DIR)/u-boot-$(DEVICE_NAME:at91-%=%)_mmc/u-boot.bin \
+    ::u-boot.bin
+
+  mcopy -i $@.boot \
+    $(BIN_DIR)/at91bootstrap-$(DEVICE_NAME:at91-%=%)sd*/at91bootstrap.bin \
+    ::BOOT.bin
+
+  ./gen_at91_sdcard_img.sh \
+      $@.img \
+      $@.boot \
+      $(KDIR)/root.ext4 \
+      $(AT91_SD_BOOT_PARTSIZE) \
+      $(CONFIG_TARGET_ROOTFS_PARTSIZE)
+
+  gzip -nc9 $@.img > $@
+
+  rm -f $@.img $@.boot )
+endef
+
+define Device/evaluation-sdimage
+  IMAGES += sdcard.img.gz
+  IMAGE/sdcard.img.gz := at91-sdcard
+endef
+
 define Device/evaluation
   KERNEL_INSTALL := 1
   KERNEL_SUFFIX := -uImage
-- 
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