pwm: pwm-mxs: add pinctrl support
Call pinctrl subsystem to set up pwm pin. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
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22d260bd88
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@ -16,6 +16,7 @@
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#include <linux/module.h>
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#include <linux/module.h>
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#include <linux/of.h>
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#include <linux/of.h>
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#include <linux/of_address.h>
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#include <linux/of_address.h>
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#include <linux/pinctrl/consumer.h>
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#include <linux/platform_device.h>
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#include <linux/platform_device.h>
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#include <linux/pwm.h>
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#include <linux/pwm.h>
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#include <linux/slab.h>
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#include <linux/slab.h>
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@ -130,6 +131,7 @@ static int mxs_pwm_probe(struct platform_device *pdev)
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struct device_node *np = pdev->dev.of_node;
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struct device_node *np = pdev->dev.of_node;
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struct mxs_pwm_chip *mxs;
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struct mxs_pwm_chip *mxs;
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struct resource *res;
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struct resource *res;
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struct pinctrl *pinctrl;
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int ret;
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int ret;
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mxs = devm_kzalloc(&pdev->dev, sizeof(*mxs), GFP_KERNEL);
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mxs = devm_kzalloc(&pdev->dev, sizeof(*mxs), GFP_KERNEL);
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@ -141,6 +143,10 @@ static int mxs_pwm_probe(struct platform_device *pdev)
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if (!mxs->base)
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if (!mxs->base)
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return -EADDRNOTAVAIL;
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return -EADDRNOTAVAIL;
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pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
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if (IS_ERR(pinctrl))
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return PTR_ERR(pinctrl);
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mxs->clk = devm_clk_get(&pdev->dev, NULL);
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mxs->clk = devm_clk_get(&pdev->dev, NULL);
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if (IS_ERR(mxs->clk))
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if (IS_ERR(mxs->clk))
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return PTR_ERR(mxs->clk);
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return PTR_ERR(mxs->clk);
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