[PATCH v3] ARM: dts: exynos-artik5: add support for wlan

Michael Lyle mlyle at lyle.org
Sun Feb 4 10:18:52 PST 2018


Hi Krzysztof ---

Excellent, thank you for all your help.

Mike

On Sun, Feb 4, 2018 at 8:26 AM, Krzysztof Kozlowski <krzk at kernel.org> wrote:
> On Thu, Feb 01, 2018 at 01:16:56PM -0800, Michael Lyle wrote:
>> On the Artik520 module, there's a bcm4354 attached to mshc_1.  Enable
>> it, and turn on the regulator used for it, so that both wifi & bluetooth
>> work.
>>
>> Verified to work on the Artik 520 evaluation board.
>>
>> v2: accidentally sent out v1
>> v3: non-removable instead of broken-cd, alphabetical order, formatting
>
> Changelog should go after --- separator so it would not end in commit.
>
> I'll fix it during applying. Looks good to me. I'll take it after merge
> window.
>
> Best regards,
> Krzysztof
>
>>
>> Signed-off-by: Michael Lyle <mlyle at lyle.org>
>> ---
>>  arch/arm/boot/dts/exynos3250-artik5.dtsi | 36 ++++++++++++++++++++++++++++++++
>>  1 file changed, 36 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/exynos3250-artik5.dtsi b/arch/arm/boot/dts/exynos3250-artik5.dtsi
>> index 0aa577fe9f95..620b50c19ead 100644
>> --- a/arch/arm/boot/dts/exynos3250-artik5.dtsi
>> +++ b/arch/arm/boot/dts/exynos3250-artik5.dtsi
>> @@ -245,6 +245,7 @@
>>                               regulator-name = "VLDO23_1.8V";
>>                               regulator-min-microvolt = <1800000>;
>>                               regulator-max-microvolt = <1800000>;
>> +                             regulator-always-on;
>>                       };
>>
>>                       ldo24_reg: LDO24 {
>> @@ -316,6 +317,41 @@
>>       status = "okay";
>>  };
>>
>> +&mshc_1 {
>> +     cap-sd-highspeed;
>> +     cap-sdio-irq;
>> +     disable-wp;
>> +     non-removable;
>> +     keep-power-in-suspend;
>> +     fifo-depth = <0x40>;
>> +     vqmmc-supply = <&ldo11_reg>;
>> +     /*
>> +      * Voltage negotiation is broken for the SDIO periph so we
>> +      * can't actually set the voltage here.
>> +      * vmmc-supply = <&ldo23_reg>;
>> +      */
>> +     card-detect-delay = <500>;
>> +     clock-frequency = <100000000>;
>> +     max-frequency = <100000000>;
>> +     samsung,dw-mshc-ciu-div = <3>;
>> +     samsung,dw-mshc-sdr-timing = <0 1>;
>> +     samsung,dw-mshc-ddr-timing = <1 2>;
>> +     pinctrl-names = "default";
>> +     pinctrl-0 = <&sd1_cmd &sd1_clk &sd1_bus1 &sd1_bus4 &wlanen>;
>> +     bus-width = <4>;
>> +     status = "okay";
>> +};
>> +
>> +&pinctrl_1 {
>> +     wlanen: wlanen {
>> +             samsung,pins = "gpx2-3";
>> +             samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
>> +             samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
>> +             samsung,pin-drv = <EXYNOS4_PIN_DRV_LV3>;
>> +             samsung,pin-val = <1>;
>> +     };
>> +};
>> +
>>  &rtc {
>>       clocks = <&cmu CLK_RTC>, <&s2mps14_osc S2MPS11_CLK_AP>;
>>       clock-names = "rtc", "rtc_src";
>> --
>> 2.14.1
>>



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