GitHub-Mirror/u-boot
2
0
Fork 0
mirror of https://github.com/Fishwaldo/u-boot.git synced 2025-03-18 13:11:31 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

ARM: stm32: Fix SoM and board coding strap GPIO handling on DHSOM

Browse source 
The variables retaining the strap values have to be initialized, always,
make it so. Moreover, free the requested GPIO list at the end to avoid
wasting memory.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Patrice Chotard <patrice.chotard@foss.st.com>
Cc: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
This commit is contained in:
Marek Vasut 2021-11-13 03:26:39 +01:00 • committed by Patrice Chotard
parent 5e3e882cf2
commit 525dd34535
1 changed files with 10 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
board/dhelectronics/dh_stm32mp1/board.c
View file

@ -212,34 +212,40 @@ static void board_get_coding_straps(void)
ofnode node;
int i, ret;
brdcode = 0;
ddr3code = 0;
somcode = 0;
node = ofnode_path("/config");
if (!ofnode_valid(node)) {
printf("%s: no /config node?\n", __func__);
return;
}
brdcode = 0;
ddr3code = 0;
somcode = 0;
ret = gpio_request_list_by_name_nodev(node, "dh,som-coding-gpios",
gpio, ARRAY_SIZE(gpio),
GPIOD_IS_IN);
for (i = 0; i < ret; i++)
somcode |= !!dm_gpio_get_value(&(gpio[i])) << i;
gpio_free_list_nodev(gpio, ret);
ret = gpio_request_list_by_name_nodev(node, "dh,ddr3-coding-gpios",
gpio, ARRAY_SIZE(gpio),
GPIOD_IS_IN);
for (i = 0; i < ret; i++)
ddr3code |= !!dm_gpio_get_value(&(gpio[i])) << i;
gpio_free_list_nodev(gpio, ret);
ret = gpio_request_list_by_name_nodev(node, "dh,board-coding-gpios",
gpio, ARRAY_SIZE(gpio),
GPIOD_IS_IN);
for (i = 0; i < ret; i++)
brdcode |= !!dm_gpio_get_value(&(gpio[i])) << i;
gpio_free_list_nodev(gpio, ret);
printf("Code: SoM:rev=%d,ddr3=%d Board:rev=%d\n",
somcode, ddr3code, brdcode);
}