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SubjectRe: [PATCH] pwm: imx27: use devm_platform_ioremap_resource() to simplify code
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On 4/1/2019 10:54 AM, Anson Huang wrote:
> Use the new helper devm_platform_ioremap_resource() which wraps the
> platform_get_resource() and devm_ioremap_resource() together, to
> simplify the code.
>
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Mukesh Ojha <mojha@codeaurora.org>

Cheers,
-Mukesh

> ---
> drivers/pwm/pwm-imx27.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/pwm/pwm-imx27.c b/drivers/pwm/pwm-imx27.c
> index 8061306..434a351 100644
> --- a/drivers/pwm/pwm-imx27.c
> +++ b/drivers/pwm/pwm-imx27.c
> @@ -291,7 +291,6 @@ MODULE_DEVICE_TABLE(of, pwm_imx27_dt_ids);
> static int pwm_imx27_probe(struct platform_device *pdev)
> {
> struct pwm_imx27_chip *imx;
> - struct resource *r;
>
> imx = devm_kzalloc(&pdev->dev, sizeof(*imx), GFP_KERNEL);
> if (imx == NULL)
> @@ -326,8 +325,7 @@ static int pwm_imx27_probe(struct platform_device *pdev)
> imx->chip.of_xlate = of_pwm_xlate_with_flags;
> imx->chip.of_pwm_n_cells = 3;
>
> - r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - imx->mmio_base = devm_ioremap_resource(&pdev->dev, r);
> + imx->mmio_base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(imx->mmio_base))
> return PTR_ERR(imx->mmio_base);
>

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