Now with kernel moving to all device tree, the default
boot command is changed to pass the device tree blob.
Also, adding the findfdt command to get the dt-blob
based on the board.
Thanks to Tom Rini <tr...@ti.com> for suggesting this.
Acked-by: Nishanth Menon <n...@ti.com>
Signed-off-by: Sricharan R <r.sricha...@ti.com>
Tested-by: Nishanth Menon <n...@ti.com>
---
[V2] Corrected the board file name for omap4 boards
in findfdt command
[V3] Changed fdtaddr as per Tom Rini's comments
include/configs/omap4_common.h | 13 +++++++++++--
include/configs/omap5_common.h | 11 +++++++++--
2 files changed, 20 insertions(+), 4 deletions(-)
diff --git a/include/configs/omap4_common.h b/include/configs/omap4_common.h
index 6ae6a0f..f34c130 100644
--- a/include/configs/omap4_common.h
+++ b/include/configs/omap4_common.h
@@ -138,6 +138,7 @@
*/
#define CONFIG_BOOTDELAY 3
+#define CONFIG_ENV_VARS_UBOOT_CONFIG
#define CONFIG_ENV_OVERWRITE
@@ -145,6 +146,7 @@
"loadaddr=0x82000000\0" \
"console=ttyO2,115200n8\0" \
"fdt_high=0xffffffff\0" \
+ "fdtaddr=0x80f80000\0" \
"usbtty=cdc_acm\0" \
"vram=16M\0" \
"mmcdev=0\0" \
@@ -153,7 +155,9 @@
"mmcargs=setenv bootargs console=${console} " \
"vram=${vram} " \
"root=${mmcroot} " \
- "rootfstype=${mmcrootfstype}\0" \
+ "rootfstype=${mmcrootfstype}; " \
+ "run findfdt; " \
+ "fatload mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \
"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
"source ${loadaddr}\0" \
@@ -163,7 +167,12 @@
"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
"mmcboot=echo Booting from mmc${mmcdev} ...; " \
"run mmcargs; " \
- "bootm ${loadaddr}\0" \
+ "bootm ${loadaddr} - ${fdtaddr}\0" \
+ "findfdt="\
+ "if test $board_name = sdp4430; then " \
+ "setenv fdtfile omap4-sdp.dtb; fi; " \
+ "if test $board_name = panda; then " \
+ "setenv fdtfile omap4-panda-es.dtb; fi\0" \
#define CONFIG_BOOTCOMMAND \
"mmc dev ${mmcdev}; if mmc rescan; then " \
diff --git a/include/configs/omap5_common.h b/include/configs/omap5_common.h
index 6d7aa7b..bcbf9cc 100644
--- a/include/configs/omap5_common.h
+++ b/include/configs/omap5_common.h
@@ -137,6 +137,7 @@
*/
#define CONFIG_BOOTDELAY 3
+#define CONFIG_ENV_VARS_UBOOT_CONFIG
#define CONFIG_ENV_OVERWRITE
@@ -144,6 +145,7 @@
"loadaddr=0x82000000\0" \
"console=ttyO2,115200n8\0" \
"fdt_high=0xffffffff\0" \
+ "fdtaddr=0x80f80000\0" \
"usbtty=cdc_acm\0" \
"vram=16M\0" \
"mmcdev=0\0" \
@@ -152,7 +154,9 @@
"mmcargs=setenv bootargs console=${console} " \
"vram=${vram} " \
"root=${mmcroot} " \
- "rootfstype=${mmcrootfstype}\0" \
+ "rootfstype=${mmcrootfstype}; " \
+ "run findfdt; " \
+ "fatload mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \
"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
"source ${loadaddr}\0" \
@@ -162,7 +166,10 @@
"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
"mmcboot=echo Booting from mmc${mmcdev} ...; " \
"run mmcargs; " \
- "bootm ${loadaddr}\0" \
+ "bootm ${loadaddr} - ${fdtaddr}\0" \
+ "findfdt="\
+ "if test $board_name = omap5_uevm; then " \
+ "setenv fdtfile omap5-uevm.dtb; fi;\0 " \
#define CONFIG_BOOTCOMMAND \
"mmc dev ${mmcdev}; if mmc rescan; then " \
--
1.7.9.5
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