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SubjectRe: [PATCH v8 3/3] arm64: dts: exynos: Add support for S6E3HA2 panel device on TM2 board
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On 11.01.2017 11:23, hoegeun kwon wrote:
>
> On 01/11/2017 06:39 PM, Andrzej Hajda wrote:
>> On 11.01.2017 09:40, Inki Dae wrote:
>>> 2017년 01월 11일 16:46에 Andrzej Hajda 이(가) 쓴 글:
>>>> On 11.01.2017 07:33, Hoegeun Kwon wrote:
>>>>> From: Hyungwon Hwang <human.hwang@samsung.com>
>>>>>
>>>>> This patch add the panel device tree node for S6E3HA2 display
>>>>> controller to TM2 dts.
>>>>>
>>>>> Signed-off-by: Hyungwon Hwang <human.hwang@samsung.com>
>>>>> Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
>>>>> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
>>>>> Signed-off-by: Hoegeun Kwon <hoegeun.kwon@samsung.com>
>>>>> Tested-by: Chanwoo Choi <cw00.choi@samsung.com>
>>>>> ---
>>>>> arch/arm64/boot/dts/exynos/exynos5433-tm2.dts | 12 ++++++++++++
>>>>> 1 file changed, 12 insertions(+)
>>>>>
>>>>> diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
>>>>> index ddba2f8..6d362f9 100644
>>>>> --- a/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
>>>>> +++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2.dts
>>>>> @@ -18,6 +18,18 @@
>>>>> compatible = "samsung,tm2", "samsung,exynos5433";
>>>>> };
>>>>>
>>>>> +&dsi {
>>>>> + panel@0 {
>>>>> + compatible = "samsung,s6e3ha2";
>>>>> + reg = <0>;
>>>>> + vdd3-supply = <&ldo27_reg>;
>>>>> + vci-supply = <&ldo28_reg>;
>>>>> + reset-gpios = <&gpg0 0 GPIO_ACTIVE_LOW>;
>>>>> + enable-gpios = <&gpf1 5 GPIO_ACTIVE_HIGH>;
>>>>> + te-gpios = <&gpf1 3 GPIO_ACTIVE_HIGH>;
>>>> The same here (as in 1st comment) , te-gpios should be dropper - decon
>>>> uses hw-trigger.
>>> Reasonable to remove te-gpios property but this change would make MIPI-DSI driver probing to be failed so MIPI-DSI driver should be fixed together.
>>>
>>> Thanks.
>> OK, I forgot it was not yet ported to mainline.
>>
>> Regards
>> Andrzej
> I received a reply while I was writing the mail.
> so, how about removing te-gpios later?

I think this is a good solution, just do not forget to change it to
optional in bindings, to make it removable.

Regards
Andrzej

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