diff mbox

[U-Boot,v6,6/6] mx6qsabre{auto, sd}: Add support to dynamically choose between fdt use or not

Message ID 1357847109-3686-7-git-send-email-otavio@ossystems.com.br
State Awaiting Upstream
Delegated to: Stefano Babic
Headers show

Commit Message

Otavio Salvador Jan. 10, 2013, 7:45 p.m. UTC
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
---
Changes in v6:
- Fix netboot fdt
- Rebase on top of 'mx6qsabresd: Fix booting the kernel from SDHC3'

Changes in v5:
- Change subject
- Reword the warning

Changes in v4:
- Use a warning, instead of error when failing to fetch fdt
- Drop exit use
- Fix netboot
- Use fdt instead of ftd

Changes in v3:
- Add loadfdt
- Use loadfdt
- Call exit to abort script

Changes in v2:
- Allow use of dynamic/static ip
- Allow force use, or not, of fdt
- Change 'auto' to 'try'

 include/configs/mx6qsabre_common.h |   41 +++++++++++++++++++++++++++++++++---
 include/configs/mx6qsabreauto.h    |    1 +
 include/configs/mx6qsabresd.h      |    1 +
 3 files changed, 40 insertions(+), 3 deletions(-)

Comments

Fabio Estevam Jan. 10, 2013, 8:14 p.m. UTC | #1
On Thu, Jan 10, 2013 at 5:45 PM, Otavio Salvador
<otavio@ossystems.com.br> wrote:
> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
diff mbox

Patch

diff --git a/include/configs/mx6qsabre_common.h b/include/configs/mx6qsabre_common.h
index 95ebd98..cda4512 100644
--- a/include/configs/mx6qsabre_common.h
+++ b/include/configs/mx6qsabre_common.h
@@ -83,6 +83,10 @@ 
 #define CONFIG_EXTRA_ENV_SETTINGS \
 	"script=boot.scr\0" \
 	"uimage=uImage\0" \
+	"fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \
+	"fdt_addr=0x11000000\0" \
+	"boot_fdt=try\0" \
+	"ip_dyn=yes\0" \
 	"console=" CONFIG_CONSOLE_DEV "\0" \
 	"fdt_high=0xffffffff\0"	  \
 	"initrd_high=0xffffffff\0" \
@@ -96,15 +100,46 @@ 
 	"bootscript=echo Running bootscript from mmc ...; " \
 		"source\0" \
 	"loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
-		"mmcboot=echo Booting from mmc ...; " \
+	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
+	"mmcboot=echo Booting from mmc ...; " \
 		"run mmcargs; " \
-		"bootm\0" \
+		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+			"if run loadfdt; then " \
+				"bootm ${loadaddr} - ${fdt_addr}; " \
+			"else " \
+				"if test ${boot_fdt} = try; then " \
+					"bootm; " \
+				"else " \
+					"echo WARN: Cannot load the DT; " \
+				"fi; " \
+			"fi; " \
+		"else " \
+			"bootm; " \
+		"fi;\0" \
 	"netargs=setenv bootargs console=${console},${baudrate} " \
 		"root=/dev/nfs " \
 		"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
 	"netboot=echo Booting from net ...; " \
 		"run netargs; " \
-		"dhcp ${uimage}; bootm\0" \
+		"if test ${ip_dyn} = yes; then " \
+			"setenv get_cmd dhcp; " \
+		"else " \
+			"setenv get_cmd tftp; " \
+		"fi; " \
+		"${get_cmd} ${uimage}; " \
+		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+			"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
+				"bootm ${loadaddr} - ${fdt_addr}; " \
+			"else " \
+				"if test ${boot_fdt} = try; then " \
+					"bootm; " \
+				"else " \
+					"echo WARN: Cannot load the DT; " \
+				"fi; " \
+			"fi; " \
+		"else " \
+			"bootm; " \
+		"fi;\0"
 
 #define CONFIG_BOOTCOMMAND \
 	"mmc dev ${mmcdev};" \
diff --git a/include/configs/mx6qsabreauto.h b/include/configs/mx6qsabreauto.h
index f1ff201..f4a082a 100644
--- a/include/configs/mx6qsabreauto.h
+++ b/include/configs/mx6qsabreauto.h
@@ -15,6 +15,7 @@ 
 #define CONFIG_MACH_TYPE	3529
 #define CONFIG_MXC_UART_BASE	UART4_BASE
 #define CONFIG_CONSOLE_DEV		"ttymxc3"
+#define CONFIG_DEFAULT_FDT_FILE	"imx6q-sabreauto.dtb"
 #define CONFIG_MMCROOT			"/dev/mmcblk0p2"
 #define PHYS_SDRAM_SIZE		(2u * 1024 * 1024 * 1024)
 
diff --git a/include/configs/mx6qsabresd.h b/include/configs/mx6qsabresd.h
index ccb7751..3b8d752 100644
--- a/include/configs/mx6qsabresd.h
+++ b/include/configs/mx6qsabresd.h
@@ -21,6 +21,7 @@ 
 #define CONFIG_MXC_UART_BASE	UART1_BASE
 #define CONFIG_CONSOLE_DEV		"ttymxc0"
 #define CONFIG_MMCROOT			"/dev/mmcblk1p2"
+#define CONFIG_DEFAULT_FDT_FILE	"imx6q-sabresd.dtb"
 #define PHYS_SDRAM_SIZE		(1u * 1024 * 1024 * 1024)
 
 #include "mx6qsabre_common.h"