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pinctrl: fix loop in k210_pinconf_get_drive() 

The loop exited too early so the k210_pinconf_drive_strength[0] array
element was never used.

Fixes: d4c34d09ab ("pinctrl: Add RISC-V Canaan Kendryte K210 FPIOA driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Sean Anderson <seanga2@gmail.com>
Link: https://lore.kernel.org/r/20220209180804.GA18385@kili
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Dan Carpenter 2022-02-09 21:08:06 +03:00 committed by Linus Walleij
parent dfd42facf1
commit ba2ab85951
1 changed files with 1 additions and 1 deletions
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2
drivers/pinctrl/pinctrl-k210.c
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@ -482,7 +482,7 @@ static int k210_pinconf_get_drive(unsigned int max_strength_ua)
{
int i;
for (i = K210_PC_DRIVE_MAX; i; i--) {
for (i = K210_PC_DRIVE_MAX; i >= 0; i--) {
if (k210_pinconf_drive_strength[i] <= max_strength_ua)
return i;
}