This patch adds support fpr output-disable requests from GPT, when both
outputs are low.
Added sysfs to enable/disable for configuring GPT output disable request
when both outputs are low.
Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
---
drivers/pinctrl/renesas/poeg/rzg2l-poeg.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/pinctrl/renesas/poeg/rzg2l-poeg.c b/drivers/pinctrl/renesas/poeg/rzg2l-poeg.c
index b6f01065c058..bbca21557a70 100644
--- a/drivers/pinctrl/renesas/poeg/rzg2l-poeg.c
+++ b/drivers/pinctrl/renesas/poeg/rzg2l-poeg.c
@@ -97,6 +97,20 @@ static int rzg2l_poeg_output_disable_both_high(struct rzg2l_poeg_chip *chip,
return 0;
}
+static int rzg2l_poeg_output_disable_both_low(struct rzg2l_poeg_chip *chip,
+ bool enable)
+{
+ if (enable)
+ set_bit(RZG2L_GPT_OABLF, chip->gpt_irq);
+ else
+ clear_bit(RZG2L_GPT_OABLF, chip->gpt_irq);
+
+ rzg2l_gpt_poeg_disable_req_both_low(chip->gpt_dev, chip->index,
+ test_bit(RZG2L_GPT_OABLF, chip->gpt_irq));
+
+ return 0;
+}
+
static int rzg2l_poeg_cb(void *context, const char *fname, const char *gname,
enum pin_output_disable_conf conf,
unsigned int conf_val)
@@ -123,6 +137,8 @@ static int rzg2l_poeg_cb(void *context, const char *fname, const char *gname,
ret = rzg2l_poeg_output_disable_both_high(context, !!conf_val);
break;
case PINCTRL_OUTPUT_DISABLE_BY_SOC_ON_PIN_OUTPUT_LOW:
+ ret = rzg2l_poeg_output_disable_both_low(context, !!conf_val);
+ break;
case PINCTRL_OUTPUT_DISABLE_BY_SOC_ON_DEAD_TIME_ERROR:
default:
return -EINVAL;
--
2.25.1
