rockchip: Add config_distro_bootcmd support

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>
Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/include/configs/rk3288_common.h b/include/configs/rk3288_common.h
index ce7fa75fa216266232a4ca42fafb257ebba51dfa..e8aec2862433e722953834bb44b2a05f885d7977 100644 (file)
--- a/include/configs/rk3288_common.h
+++ b/include/configs/rk3288_common.h
@@ -92,6 +92,27 @@
 
 #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