[U-Boot] [PATCH 7/8] riscv: nx25: Enable distro boot
Alexander Graf
agraf at suse.de
Wed Apr 18 13:40:29 UTC 2018
Distro boot allows for a common boot path on systems that allow distributions
to easily boot from a default configuration.
This patch enables distro boot for the nx25-ae250. Hopefully this can serve
as a good example for new boards, so they enable it as well.
Signed-off-by: Alexander Graf <agraf at suse.de>
---
configs/nx25-ae250_defconfig | 1 +
include/configs/nx25-ae250.h | 17 +++++++++++++++++
2 files changed, 18 insertions(+)
diff --git a/configs/nx25-ae250_defconfig b/configs/nx25-ae250_defconfig
index 4f9bd58f75..437083231b 100644
--- a/configs/nx25-ae250_defconfig
+++ b/configs/nx25-ae250_defconfig
@@ -37,3 +37,4 @@ CONFIG_DM_SPI=y
CONFIG_ATCSPI200_SPI=y
CONFIG_TIMER=y
CONFIG_ATCPIT100_TIMER=y
+CONFIG_DISTRO_DEFAULTS=y
diff --git a/include/configs/nx25-ae250.h b/include/configs/nx25-ae250.h
index 0e4c431cab..a90c75abc4 100644
--- a/include/configs/nx25-ae250.h
+++ b/include/configs/nx25-ae250.h
@@ -105,4 +105,21 @@
/* Increase max gunzip size */
#define CONFIG_SYS_BOOTM_LEN (64 << 20)
+/* When we use RAM as ENV */
+#define CONFIG_ENV_SIZE 0x2000
+
+/* Enable distro boot */
+#define BOOT_TARGET_DEVICES(func) \
+ func(MMC, mmc, 0) \
+ func(DHCP, dhcp, na)
+#include <config_distro_bootcmd.h>
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "kernel_addr_r=0x00080000\0" \
+ "pxefile_addr_r=0x01f00000\0" \
+ "scriptaddr=0x01f00000\0" \
+ "fdt_addr_r=0x02000000\0" \
+ "ramdisk_addr_r=0x02800000\0" \
+ BOOTENV
+
#endif /* __CONFIG_H */
--
2.12.3
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