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[v2,7/8] riscv: nx25: Enable distro boot

Message ID 20180419154923.70719-8-agraf@suse.de
State Superseded
Headers show
Series riscv: Enable efi_loader support | expand

Commit Message

Alexander Graf April 19, 2018, 3:49 p.m. UTC 
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@suse.de>
---
 configs/nx25-ae250_defconfig |  1 +
 include/configs/nx25-ae250.h | 17 +++++++++++++++++
 2 files changed, 18 insertions(+)
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Patch

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 */