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Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node

From Chanwoo Choi <cwchoi00@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node
Date 2017-01-08 06:20 +0100
Message-ID <sXe3D-203-5@gated-at.bofh.it> (permalink)
References (2 earlier) <sWD46-2DX-29@gated-at.bofh.it> <sWKoV-7NO-31@gated-at.bofh.it> <sWL1D-8lb-13@gated-at.bofh.it> <sWL1D-8lb-11@gated-at.bofh.it> <sWYBA-rV-21@gated-at.bofh.it>
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Hi Andi,

2017-01-07 21:40 GMT+09:00 Andi Shyti <andi@etezian.org>:
> Hi Chanwoo,
>
>> >>> +       touchkey@20 {
>> >>> +               compatible = "samsung,tm2-touchkey";
>> >>> +               reg = <0x20>;
>> >>> +               interrupt-parent = <&gpa3>;
>> >>> +               interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
>> >>> +               vcc-supply = <&ldo32_reg>;
>> >>> +               vdd-supply = <&ldo33_reg>;
>> >>> +       };
>> >>> +};
>> >>> +
>> >>>  &ldo31_reg {
>> >>>         regulator-name = "TSP_VDD_1.85V_AP";
>> >>>         regulator-min-microvolt = <1850000>;
>>
>> I repiled the touchkey driver against compatible name.
>> Usually, when developing the device driver, we use the specific h/w name
>> but in this patch, the touckey dt node uses the h/w board name instead of
>> original touckhey name.
>
> this should be a device specifically done for the tm2 and we are
> not sure who is the manufacturer of the device. In order to not

As I knew, this touchkey was made by Cypress semiconductor.
But, for more correct information, you may try to find it.

> assign the device to the wrong manufacturer, we preferred calling
> it Samsung as it is in a Samsung device.

As you mentioned, Samsung made not this touchkey device. It is
certainly wrong manufacturer. I have not seen to use the h/w board
name as the peripheral device name.

I don't prefer to use the inaccurate manufacturer and device name.

-- 
Best Regards,
Chanwoo Choi

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Thread

[PATCH v5 0/5] Add touch key driver support for TM2 Andi Shyti <andi.shyti@samsung.com> - 2017-01-06 14:50 +0100
  [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Andi Shyti <andi.shyti@samsung.com> - 2017-01-06 14:50 +0100
    Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Krzysztof Kozlowski <krzk@kernel.org> - 2017-01-06 15:10 +0100
    Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Chanwoo Choi <cwchoi00@gmail.com> - 2017-01-06 22:40 +0100
      Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Chanwoo Choi <cwchoi00@gmail.com> - 2017-01-06 23:20 +0100
        Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Andi Shyti <andi@etezian.org> - 2017-01-07 13:50 +0100
          Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Chanwoo Choi <cwchoi00@gmail.com> - 2017-01-08 06:20 +0100
            Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Andi Shyti <andi@etezian.org> - 2017-01-08 06:50 +0100
              Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Chanwoo Choi <cwchoi00@gmail.com> - 2017-01-08 07:10 +0100
                Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Andi Shyti <andi@smida.it> - 2017-01-08 07:20 +0100
      Re: [PATCH v5 5/5] arm64: dts: exynos: Add tm2 touchkey node Chanwoo Choi <cwchoi00@gmail.com> - 2017-01-06 23:20 +0100
  [PATCH v5 1/5] arm64: dts: exynos5433: TM2/E: Fix wrong values for  ldo23 and ldo25 Andi Shyti <andi.shyti@samsung.com> - 2017-01-06 14:50 +0100
    Re: [PATCH v5 1/5] arm64: dts: exynos5433: TM2/E: Fix wrong values  for ldo23 and ldo25 Krzysztof Kozlowski <krzk@kernel.org> - 2017-01-06 15:10 +0100
  [PATCH v5 2/5] arm64: dts: exynos: make tm2 and tm2e independent from  each other Andi Shyti <andi.shyti@samsung.com> - 2017-01-06 14:50 +0100
    Re: [PATCH v5 2/5] arm64: dts: exynos: make tm2 and tm2e independent  from each other Andi Shyti <andi.shyti@samsung.com> - 2017-01-06 15:00 +0100
      Re: [PATCH v5 2/5] arm64: dts: exynos: make tm2 and tm2e independent  from each other Krzysztof Kozlowski <krzk@kernel.org> - 2017-01-06 15:20 +0100
    Re: [PATCH v5 2/5] arm64: dts: exynos: make tm2 and tm2e independent  from each other Krzysztof Kozlowski <krzk@kernel.org> - 2017-01-06 15:00 +0100
      Re: [PATCH v5 2/5] arm64: dts: exynos: make tm2 and tm2e independent  from each other Javier Martinez Canillas <javier@osg.samsung.com> - 2017-01-06 15:20 +0100
    Re: [PATCH v5 2/5] arm64: dts: exynos: make tm2 and tm2e independent  from each other Chanwoo Choi <cwchoi00@gmail.com> - 2017-01-06 22:30 +0100

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