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[U-Boot,v2,5/8] rockchip: Add config_distro_bootcmd support

Message ID 1440955874-25809-6-git-send-email-sjoerd.simons@collabora.co.uk
State Superseded
Delegated to: Simon Glass
Headers show

Commit Message

Sjoerd Simons Aug. 30, 2015, 5:31 p.m. UTC 
Now that MMC works in U-Boot add config distro command support to start
Linux in a standard fashion. One oddity here is that linux fails to load
when the fdt is relocated to above 512MB, so set fdt_high to make sure it's
loaded below that.

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Acked-by: Simon Glass <sjg@chromium.org>
---

Changes in v2: None

 include/configs/rk3288_common.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
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Patch

diff --git a/include/configs/rk3288_common.h b/include/configs/rk3288_common.h
index ac0957a..95243b4 100644
--- a/include/configs/rk3288_common.h
+++ b/include/configs/rk3288_common.h
@@ -93,6 +93,27 @@ 
 
 #ifndef CONFIG_SPL_BUILD
 #include <config_distro_defaults.h>
+
+#define ENV_MEM_LAYOUT_SETTINGS \
+	"scriptaddr=0x00000000\0" \
+	"pxefile_addr_r=0x00100000\0" \
+	"fdt_addr_r=0x01f00000\0" \
+	"kernel_addr_r=0x02000000\0" \
+	"ramdisk_addr_r=0x04000000\0"
+
+/* First try to boot from SD (index 0), then eMMC (index 1 */
+#define BOOT_TARGET_DEVICES(func) \
+	func(MMC, mmc, 0) \
+	func(MMC, mmc, 1)
+
+#include <config_distro_bootcmd.h>
+
+/* Linux fails to load the fdt if it's loaded above 512M on a Rock 2 board, so
+ * limit the fdt reallocation to that */
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"fdt_high=0x1fffffff\0" \
+	ENV_MEM_LAYOUT_SETTINGS \
+	BOOTENV
 #endif
 
 #endif