@@ -45,6 +45,11 @@ int board_early_init_f(void)
/* SSP0 clock at 96MHz */
mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
+#ifdef CONFIG_CMD_USB
+ /* Enable LAN9512 */
+ gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 1);
+#endif
+
return 0;
}
@@ -95,6 +95,10 @@ const iomux_cfg_t iomux_setup[] = {
MX23_PAD_SSP1_DATA2__SSP1_DATA2 | MUX_CONFIG_SSP,
MX23_PAD_SSP1_DATA3__SSP1_DATA3 | MUX_CONFIG_SSP,
MX23_PAD_SSP1_SCK__SSP1_SCK | MUX_CONFIG_SSP,
+
+ /* Ethernet */
+ MX23_PAD_GPMI_ALE__GPIO_0_17 |
+ (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL),
};
void board_init_ll(void)
@@ -55,11 +55,13 @@
#define CONFIG_DOS_PARTITION
#define CONFIG_CMD_CACHE
+#define CONFIG_CMD_DHCP
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_FAT
#define CONFIG_CMD_GPIO
#define CONFIG_CMD_LED
#define CONFIG_CMD_MMC
+#define CONFIG_CMD_NET
#define CONFIG_CMD_USB
/*
@@ -150,6 +152,12 @@
#define CONFIG_USB_STORAGE
#endif
+/* Ethernet */
+#ifdef CONFIG_CMD_NET
+#define CONFIG_USB_HOST_ETHER
+#define CONFIG_USB_ETHER_SMSC95XX
+#endif
+
/*
* Boot Linux
*/
@@ -175,6 +183,7 @@
/*
* Extra Environments
*/
+
#define CONFIG_EXTRA_ENV_SETTINGS \
"update_sd_firmware_filename=u-boot.sd\0" \
"update_sd_firmware=" /* Update the SD firmware partition */ \
@@ -191,6 +200,7 @@
"fdt_file=imx23-olinuxino.dtb\0" \
"fdt_addr=0x41000000\0" \
"boot_fdt=try\0" \
+ "ip_dyn=yes\0" \
"mmcdev=0\0" \
"mmcpart=2\0" \
"mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
@@ -216,6 +226,31 @@
"fi; " \
"else " \
"bootm; " \
+ "fi;\0" \
+ "netargs=setenv bootargs console=${console_mainline},${baudrate} " \
+ "root=/dev/nfs " \
+ "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
+ "netboot=echo Booting from net ...; " \
+ "usb start; " \
+ "run netargs; " \
+ "if test ${ip_dyn} = yes; then " \
+ "setenv get_cmd dhcp; " \
+ "else " \
+ "setenv get_cmd tftp; " \
+ "fi; " \
+ "${get_cmd} ${uimage}; " \
+ "if test ${boot_fdt} = yes; 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 \
@@ -225,10 +260,9 @@
"else " \
"if run loaduimage; then " \
"run mmcboot; " \
- "else " \
- "echo ERR: Fail to boot from MMC; " \
+ "else run netboot; " \
"fi; " \
"fi; " \
- "else exit; fi"
+ "else run netboot; fi"
#endif /* __MX23_OLINUXINO_CONFIG_H__ */
This adds support to the LAN9512 chip included in the board and extend the environment to easy netboot use. Signed-off-by: Otavio Salvador <otavio@ossystems.com.br> --- Changes in v3: - Remove useless newlines - Add NOPULL in MUX setup - Fix commitlog to say the right chip number - Use CONFIG_CMD_USB to disable GPIO setting Changes in v2: - Move GPIO initialization to board_early_init_f; - Extend commitlog; board/olimex/mx23_olinuxino/mx23_olinuxino.c | 5 ++++ board/olimex/mx23_olinuxino/spl_boot.c | 4 +++ include/configs/mx23_olinuxino.h | 40 +++++++++++++++++++++++++--- 3 files changed, 46 insertions(+), 3 deletions(-)