Enable pinctrl for pwm-tiehrpwm if pinctrl driver available, else
bail out with warning message.
Signed-off-by: Philip, Avinash <avinashphilip@xxxxxx>
---
Changes since v4:
- Changes warning message.
drivers/pwm/pwm-tiehrpwm.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c
index d3194c0..e8683bc 100644
--- a/drivers/pwm/pwm-tiehrpwm.c
+++ b/drivers/pwm/pwm-tiehrpwm.c
@@ -26,6 +26,7 @@
#include <linux/clk.h>
#include <linux/pm_runtime.h>
#include <linux/of_device.h>
+#include <linux/pinctrl/consumer.h>
#include "pwm-tipwmss.h"
@@ -415,6 +416,11 @@ static int __devinit ehrpwm_pwm_probe(struct platform_device *pdev)
struct clk *clk;
struct ehrpwm_pwm_chip *pc;
u16 status;
+ struct pinctrl *pinctrl;
+
+ pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
+ if (IS_ERR(pinctrl))
+ dev_warn(&pdev->dev, "unable to select pin group\n");
pc = devm_kzalloc(&pdev->dev, sizeof(*pc), GFP_KERNEL);
if (!pc) {
--
1.7.0.4
--
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