summaryrefslogtreecommitdiffstats
path: root/drivers/pinctrl
diff options
context:
space:
mode:
authorAnjelique Melendez <quic_amelende@quicinc.com>2022-09-12 23:06:25 +0200
committerLinus Walleij <linus.walleij@linaro.org>2022-09-19 13:52:13 +0200
commit723e8462a4fe7138bacac528dcdc7d4484c690fd (patch)
tree58eb157645f71777e3c32e1dd63c082f30a448d1 /drivers/pinctrl
parentpinctrl: qcom: spmi-gpio: add support for LV_VIN2 and MV_VIN3 subtypes (diff)
downloadlinux-723e8462a4fe7138bacac528dcdc7d4484c690fd.tar.xz
linux-723e8462a4fe7138bacac528dcdc7d4484c690fd.zip
pinctrl: qcom: spmi-gpio: Fix the GPIO strength mapping
The SPMI based PMICs have the HIGH and LOW GPIO output strength mappings interchanged, fix them. Signed-off-by: Anjelique Melendez <quic_amelende@quicinc.com> Link: https://lore.kernel.org/r/20220912210624.4527-3-quic_amelende@quicinc.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r--drivers/pinctrl/qcom/pinctrl-spmi-gpio.c27
1 files changed, 25 insertions, 2 deletions
diff --git a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
index 9534bdffe6fb..8f4235f878d5 100644
--- a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
+++ b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
@@ -101,6 +101,9 @@
#define PMIC_GPIO_OUT_BUF_OPEN_DRAIN_NMOS 1
#define PMIC_GPIO_OUT_BUF_OPEN_DRAIN_PMOS 2
+#define PMIC_GPIO_OUT_STRENGTH_LOW 1
+#define PMIC_GPIO_OUT_STRENGTH_HIGH 3
+
/* PMIC_GPIO_REG_EN_CTL */
#define PMIC_GPIO_REG_MASTER_EN_SHIFT 7
@@ -439,7 +442,17 @@ static int pmic_gpio_config_get(struct pinctrl_dev *pctldev,
arg = pad->pullup;
break;
case PMIC_GPIO_CONF_STRENGTH:
- arg = pad->strength;
+ switch (pad->strength) {
+ case PMIC_GPIO_OUT_STRENGTH_HIGH:
+ arg = PMIC_GPIO_STRENGTH_HIGH;
+ break;
+ case PMIC_GPIO_OUT_STRENGTH_LOW:
+ arg = PMIC_GPIO_STRENGTH_LOW;
+ break;
+ default:
+ arg = pad->strength;
+ break;
+ }
break;
case PMIC_GPIO_CONF_ATEST:
arg = pad->atest;
@@ -526,7 +539,17 @@ static int pmic_gpio_config_set(struct pinctrl_dev *pctldev, unsigned int pin,
case PMIC_GPIO_CONF_STRENGTH:
if (arg > PMIC_GPIO_STRENGTH_LOW)
return -EINVAL;
- pad->strength = arg;
+ switch (arg) {
+ case PMIC_GPIO_STRENGTH_HIGH:
+ pad->strength = PMIC_GPIO_OUT_STRENGTH_HIGH;
+ break;
+ case PMIC_GPIO_STRENGTH_LOW:
+ pad->strength = PMIC_GPIO_OUT_STRENGTH_LOW;
+ break;
+ default:
+ pad->strength = arg;
+ break;
+ }
break;
case PMIC_GPIO_CONF_ATEST:
if (!pad->lv_mv_type || arg > 4)