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board: dragonboard410c: Use button_cmd instead of custom code

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Simplify the board code by using the new BUTTON_CMD functionality, instead
of implementing this separately using C code. This allows disabling or
customizing this functionality if wanted.

Signed-off-by: Stephan Gerhold <stephan.gerhold@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by:
Link: https://lore.kernel.org/r/20250407-db410c-fixes-v1-12-524aefbc8bb4@linaro.org
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
This commit is contained in:
Stephan Gerhold 2025-04-07 18:59:33 +02:00 committed by Caleb Connolly
parent 268bfcd216
commit 359e1d4a57
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GPG Key ID: 0583312B195F64B6
3 changed files with 3 additions and 23 deletions
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22
board/qualcomm/dragonboard410c/dragonboard410c.c
View File

@ -51,28 +51,6 @@ static void msm_generate_mac_addr(u8 *mac)
put_unaligned_be32(msm_board_serial(), &mac[2]);
}
/* Check for vol- button - if pressed - stop autoboot */
int misc_init_r(void)
{
struct udevice *btn;
int ret;
enum button_state_t state;
ret = button_get_by_label("Volume Down", &btn);
if (ret < 0) {
printf("Couldn't find power button!\n");
return ret;
}
state = button_get_state(btn);
if (state == BUTTON_ON) {
env_set("preboot", "setenv preboot; run fastboot");
printf("vol_down pressed - Starting fastboot.\n");
}
return 0;
}
int qcom_late_init(void)
{
char serial[16];

2
board/qualcomm/dragonboard410c/dragonboard410c.env
View File

@ -2,3 +2,5 @@
initrd_high=0xffffffffffffffff
fastboot=fastboot -l $fastboot_addr_r usb 0
boot_targets=usb mmc1 mmc0 pxe
button_cmd_0_name=vol_down
button_cmd_0=run fastboot

2
configs/dragonboard410c_defconfig
View File

@ -14,6 +14,7 @@ CONFIG_OF_LIBFDT_OVERLAY=y
CONFIG_SYS_LOAD_ADDR=0x80080000
CONFIG_IDENT_STRING="\nQualcomm-DragonBoard 410C"
CONFIG_REMAKE_ELF=y
CONFIG_BUTTON_CMD=y
CONFIG_FIT=y
CONFIG_BOOTSTD_FULL=y
CONFIG_OF_BOARD_SETUP=y
@ -22,7 +23,6 @@ CONFIG_SYS_CBSIZE=512
CONFIG_SYS_PBSIZE=548
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_MISC_INIT_R=y
CONFIG_SYS_PROMPT="dragonboard410c => "
CONFIG_CMD_MD5SUM=y
CONFIG_CMD_MEMINFO=y