[U-Boot] [PATCH 5/8] rockchip: Add config_distro_bootcmd support
Sjoerd Simons
sjoerd.simons at collabora.co.uk
Sun Aug 16 14:01:53 CEST 2015
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
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 at collabora.co.uk>
---
include/configs/rk3288_common.h | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/include/configs/rk3288_common.h b/include/configs/rk3288_common.h
index 081c62d..7781dc3 100644
--- a/include/configs/rk3288_common.h
+++ b/include/configs/rk3288_common.h
@@ -96,6 +96,27 @@
#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
--
2.5.0
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