[PATCH v2 12/18] am335x, guardian: update swi logic
Gireesh.Hiremath at in.bosch.com
Gireesh.Hiremath at in.bosch.com
Thu Apr 22 15:31:46 CEST 2021
From: Gireesh Hiremath <Gireesh.Hiremath at in.bosch.com>
read boot mode gpio and set the swi status
Signed-off-by: Gireesh Hiremath <Gireesh.Hiremath at in.bosch.com>
---
board/bosch/guardian/board.c | 15 +++++++++++++--
include/configs/am335x_guardian.h | 2 +-
2 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/board/bosch/guardian/board.c b/board/bosch/guardian/board.c
index 12d047b74b..8704806047 100644
--- a/board/bosch/guardian/board.c
+++ b/board/bosch/guardian/board.c
@@ -205,8 +205,19 @@ static void set_bootmode_env(void)
goto err;
}
- value = dm_gpio_get_value(&boot_mode_desc);
- value ? env_set("swi_status", "0") : env_set("swi_status", "1");
+ dm_gpio_set_dir_flags(&boot_mode_desc, GPIOD_IS_IN);
+ udelay(10);
+
+ ret = dm_gpio_get_value(&boot_mode_desc);
+ if (ret == 0) {
+ env_set("swi_status", "1");
+ } else if (ret == 1) {
+ env_set("swi_status", "0");
+ } else {
+ printf("swi status gpio error\n");
+ goto err;
+ }
+
return;
err:
diff --git a/include/configs/am335x_guardian.h b/include/configs/am335x_guardian.h
index fa6e02d09b..b966df08c6 100644
--- a/include/configs/am335x_guardian.h
+++ b/include/configs/am335x_guardian.h
@@ -68,13 +68,13 @@
"setenv rootflags \"bulk_read,chk_data_crc\"; " \
"setenv ethact usb_ether; " \
"if test \"${swi_status}\" -eq 1; then " \
- "setenv extrabootargs \"swi_attached\"; " \
"if dhcp; then " \
"sleep 1; " \
"if tftp \"${tftp_load_addr}\" \"bootscript.scr\"; then " \
"source \"${tftp_load_addr}\"; " \
"fi; " \
"fi; " \
+ "setenv extrabootargs $extrabootargs \"swi_attached\"; " \
"fi;" \
"run bootcmd_ubifs0;\0" \
"altbootcmd=" \
--
2.20.1
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