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-rw-r--r--drivers/pinctrl/qcom/pinctrl-qdf2xxx.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/pinctrl/qcom/pinctrl-qdf2xxx.c b/drivers/pinctrl/qcom/pinctrl-qdf2xxx.c
index f448534edf46..bb3ce5c3e18b 100644
--- a/drivers/pinctrl/qcom/pinctrl-qdf2xxx.c
+++ b/drivers/pinctrl/qcom/pinctrl-qdf2xxx.c
@@ -35,10 +35,14 @@ static struct msm_pinctrl_soc_data qdf2xxx_pinctrl;
/* A reasonable limit to the number of GPIOS */
#define MAX_GPIOS 256
+/* maximum size of each gpio name (enough room for "gpioXXX" + null) */
+#define NAME_SIZE 8
+
static int qdf2xxx_pinctrl_probe(struct platform_device *pdev)
{
struct pinctrl_pin_desc *pins;
struct msm_pingroup *groups;
+ char (*names)[NAME_SIZE];
unsigned int i;
u32 num_gpios;
int ret;
@@ -59,15 +63,21 @@ static int qdf2xxx_pinctrl_probe(struct platform_device *pdev)
sizeof(struct pinctrl_pin_desc), GFP_KERNEL);
groups = devm_kcalloc(&pdev->dev, num_gpios,
sizeof(struct msm_pingroup), GFP_KERNEL);
+ names = devm_kcalloc(&pdev->dev, num_gpios, NAME_SIZE, GFP_KERNEL);
- if (!pins || !groups)
+ if (!pins || !groups || !names)
return -ENOMEM;
for (i = 0; i < num_gpios; i++) {
+ snprintf(names[i], NAME_SIZE, "gpio%u", i);
+
pins[i].number = i;
+ pins[i].name = names[i];
- groups[i].npins = 1,
+ groups[i].npins = 1;
+ groups[i].name = names[i];
groups[i].pins = &pins[i].number;
+
groups[i].ctl_reg = 0x10000 * i;
groups[i].io_reg = 0x04 + 0x10000 * i;
groups[i].intr_cfg_reg = 0x08 + 0x10000 * i;