lkml.org 
[lkml]   [2019]   [Aug]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v3 1/10] pwm: mediatek: add a property "num-pwms"
On Fri, Aug 16, 2019 at 03:21:19PM +0800, Sam Shih wrote:
> From: Ryder Lee <ryder.lee@mediatek.com>
>
> This adds a property "num-pwms" to avoid having an endless
> list of compatibles with no differences for the same driver.
>
> Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
> Signed-off-by: Sam Shih <sam.shih@mediatek.com>
> ---
> drivers/pwm/pwm-mediatek.c | 35 ++++++++++++++++++++++-------------
> 1 file changed, 22 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c
> index eb6674ce995f..f9d67fb66adb 100644
> --- a/drivers/pwm/pwm-mediatek.c
> +++ b/drivers/pwm/pwm-mediatek.c
> @@ -55,7 +55,7 @@ static const char * const mtk_pwm_clk_name[MTK_CLK_MAX] = {
> };
>
> struct mtk_pwm_platform_data {
> - unsigned int num_pwms;
> + unsigned int fallback_npwms;
> bool pwm45_fixup;
> bool has_clks;
> };
> @@ -226,27 +226,36 @@ static const struct pwm_ops mtk_pwm_ops = {
>
> static int mtk_pwm_probe(struct platform_device *pdev)
> {
> - const struct mtk_pwm_platform_data *data;
> + struct device_node *np = pdev->dev.of_node;
> struct mtk_pwm_chip *pc;
> struct resource *res;
> - unsigned int i;
> + unsigned int i, npwms;
> int ret;
>
> pc = devm_kzalloc(&pdev->dev, sizeof(*pc), GFP_KERNEL);
> if (!pc)
> return -ENOMEM;
>
> - data = of_device_get_match_data(&pdev->dev);
> - if (data == NULL)
> - return -EINVAL;
> - pc->soc = data;
> + pc->soc = of_device_get_match_data(&pdev->dev);

Droping the check for of_device_get_match_data returning non-NULL is
unrelated to the official patch's topic.

Other than that I like this patch.

Best regards
Uwe

--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | http://www.pengutronix.de/ |

\
 
 \ /
  Last update: 2019-08-16 09:36    [W:0.131 / U:0.224 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site