[v7,2/2] video: drm: exynos: Add pinctrl support to fimd
Commit Message
Adds support for pinctrl to drm fimd.
Signed-off-by: Leela Krishna Amudala <l.krishna@samsung.com>
Signed-off-by: Vikas Sajjan <vikas.sajjan@linaro.org>
---
drivers/gpu/drm/exynos/exynos_drm_fimd.c | 9 +++++++++
1 file changed, 9 insertions(+)
Comments
Hi,
On 02/21/2013 02:11 PM, Vikas Sajjan wrote:
> Adds support for pinctrl to drm fimd.
>
> Signed-off-by: Leela Krishna Amudala <l.krishna@samsung.com>
> Signed-off-by: Vikas Sajjan <vikas.sajjan@linaro.org>
> ---
> drivers/gpu/drm/exynos/exynos_drm_fimd.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
> index f80cf68..878b134 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
> @@ -19,6 +19,7 @@
> #include <linux/clk.h>
> #include <linux/of_device.h>
> #include <linux/pm_runtime.h>
> +#include <linux/pinctrl/consumer.h>
>
> #include <video/of_display_timing.h>
> #include <video/samsung_fimd.h>
> @@ -879,6 +880,7 @@ static int fimd_probe(struct platform_device *pdev)
> struct exynos_drm_fimd_pdata *pdata;
> struct exynos_drm_panel_info *panel;
> struct fb_videomode *fbmode;
> + struct pinctrl *pctrl;
> struct resource *res;
> int win;
> int ret = -EINVAL;
> @@ -900,6 +902,13 @@ static int fimd_probe(struct platform_device *pdev)
> "with return value: %d\n", ret);
> return ret;
> }
> + pctrl = devm_pinctrl_get_select_default(dev);
> + if (IS_ERR_OR_NULL(pctrl)) {
> + DRM_ERROR("failed: devm_pinctrl_get_select_default()\n"
> + "with return value: %d\n", PTR_RET(pctrl));
> + return PTR_RET(pctrl);
> + }
I think pinctrl isn't related with dt then it doesn't need to be in "if
(pdev->dev.of_node)".
> +
Blank.
> } else {
> pdata = pdev->dev.platform_data;
> if (!pdata) {
--
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Hi Mr.Shim,
On 21 February 2013 12:35, Joonyoung Shim <jy0922.shim@samsung.com> wrote:
> Hi,
>
>
> On 02/21/2013 02:11 PM, Vikas Sajjan wrote:
>>
>> Adds support for pinctrl to drm fimd.
>>
>> Signed-off-by: Leela Krishna Amudala <l.krishna@samsung.com>
>> Signed-off-by: Vikas Sajjan <vikas.sajjan@linaro.org>
>> ---
>> drivers/gpu/drm/exynos/exynos_drm_fimd.c | 9 +++++++++
>> 1 file changed, 9 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
>> b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
>> index f80cf68..878b134 100644
>> --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
>> +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
>> @@ -19,6 +19,7 @@
>> #include <linux/clk.h>
>> #include <linux/of_device.h>
>> #include <linux/pm_runtime.h>
>> +#include <linux/pinctrl/consumer.h>
>> #include <video/of_display_timing.h>
>> #include <video/samsung_fimd.h>
>> @@ -879,6 +880,7 @@ static int fimd_probe(struct platform_device *pdev)
>> struct exynos_drm_fimd_pdata *pdata;
>> struct exynos_drm_panel_info *panel;
>> struct fb_videomode *fbmode;
>> + struct pinctrl *pctrl;
>> struct resource *res;
>> int win;
>> int ret = -EINVAL;
>> @@ -900,6 +902,13 @@ static int fimd_probe(struct platform_device *pdev)
>> "with return value: %d\n", ret);
>> return ret;
>> }
>> + pctrl = devm_pinctrl_get_select_default(dev);
>> + if (IS_ERR_OR_NULL(pctrl)) {
>> + DRM_ERROR("failed:
>> devm_pinctrl_get_select_default()\n"
>> + "with return value: %d\n",
>> PTR_RET(pctrl));
>> + return PTR_RET(pctrl);
>> + }
>
>
> I think pinctrl isn't related with dt then it doesn't need to be in "if
> (pdev->dev.of_node)".
>
actuall in V1 patchset it was outside "if (pdev->dev.of_node)".
lated in V2, I moved 'devm_pinctrl_get_select_default' function call under
'if (pdev->dev.of_node)', to keep NON-DT code unchanged.
>>
>
>
> Blank.
>
>
>> } else {
>> pdata = pdev->dev.platform_data;
>> if (!pdata) {
>
>
@@ -19,6 +19,7 @@
#include <linux/clk.h>
#include <linux/of_device.h>
#include <linux/pm_runtime.h>
+#include <linux/pinctrl/consumer.h>
#include <video/of_display_timing.h>
#include <video/samsung_fimd.h>
@@ -879,6 +880,7 @@ static int fimd_probe(struct platform_device *pdev)
struct exynos_drm_fimd_pdata *pdata;
struct exynos_drm_panel_info *panel;
struct fb_videomode *fbmode;
+ struct pinctrl *pctrl;
struct resource *res;
int win;
int ret = -EINVAL;
@@ -900,6 +902,13 @@ static int fimd_probe(struct platform_device *pdev)
"with return value: %d\n", ret);
return ret;
}
+ pctrl = devm_pinctrl_get_select_default(dev);
+ if (IS_ERR_OR_NULL(pctrl)) {
+ DRM_ERROR("failed: devm_pinctrl_get_select_default()\n"
+ "with return value: %d\n", PTR_RET(pctrl));
+ return PTR_RET(pctrl);
+ }
+
} else {
pdata = pdev->dev.platform_data;
if (!pdata) {