5.4-stable review patch. If anyone has any objections, please let me know.
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From: Artur Weber aweber.kernel@gmail.com
[ Upstream commit 68283c1cb573143c0b7515e93206f3503616bc10 ]
The max_registers value does not take into consideration the stride; currently, it's set to the number of the last pin, but this does not accurately represent the final register.
Fix this by multiplying the current value by 4.
Fixes: 54b1aa5a5b16 ("ARM: pinctrl: Add Broadcom Capri pinctrl driver") Signed-off-by: Artur Weber aweber.kernel@gmail.com Link: https://lore.kernel.org/20250207-bcm21664-pinctrl-v1-2-e7cfac9b2d3b@gmail.co... Signed-off-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/pinctrl/bcm/pinctrl-bcm281xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pinctrl/bcm/pinctrl-bcm281xx.c b/drivers/pinctrl/bcm/pinctrl-bcm281xx.c index bc3b232a727a5..3452005342ad6 100644 --- a/drivers/pinctrl/bcm/pinctrl-bcm281xx.c +++ b/drivers/pinctrl/bcm/pinctrl-bcm281xx.c @@ -981,7 +981,7 @@ static const struct regmap_config bcm281xx_pinctrl_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, - .max_register = BCM281XX_PIN_VC_CAM3_SDA, + .max_register = BCM281XX_PIN_VC_CAM3_SDA * 4, };
static int bcm281xx_pinctrl_get_groups_count(struct pinctrl_dev *pctldev)