[PATCH v2] arm64: dts: ti: k3-am642-sk: Enable WLAN connected to SDHCI0
Vignesh Raghavendra
vigneshr at ti.com
Fri Feb 25 04:08:27 PST 2022
Hi
On 23/02/22 9:27 pm, Aparna M wrote:
> From: Kishon Vijay Abraham I <kishon at ti.com>
>
> WL1837 module is connected to SDHCI0 in AM642 SK. Enable it here.
> This will enable the WiFi functionaliy on the board.
>
> Signed-off-by: Kishon Vijay Abraham I <kishon at ti.com>
> Signed-off-by: Vignesh Raghavendra <vigneshr at ti.com>
> Signed-off-by: Nikhil Devshatwar <nikhil.nd at ti.com>
> Signed-off-by: Aparna M <a-m1 at ti.com>
> ---
>
> v1 -> v2: Update commit message with "From:" details
>
> arch/arm64/boot/dts/ti/k3-am642-sk.dts | 62 ++++++++++++++++++++++++++
> 1 file changed, 62 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
> index 6b04745147be..1178bb982f05 100644
> --- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
> @@ -125,6 +125,31 @@
> vin-supply = <&vcc_3v3_sys>;
> gpio = <&exp1 3 GPIO_ACTIVE_HIGH>;
> };
> +
> + com8_ls_en: fixed-regulator-com8 {
Please use generic node names as per DT spec [1]
Something like:
com8_ls_en: regulator-1 {
...
};
> + compatible = "regulator-fixed";
> + regulator-name = "com8_ls_en";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> + regulator-boot-on;
> + pinctrl-0 = <&main_com8_ls_en_pins_default>;
> + pinctrl-names = "default";
> + gpio = <&main_gpio0 62 GPIO_ACTIVE_LOW>;
> + };
> +
> + wlan_en: fixed-regulator-wlan {
same as above
> + /* output of SN74AVC4T245RSVR */
> + compatible = "regulator-fixed";
> + regulator-name = "wlan_en";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + enable-active-high;
> + pinctrl-0 = <&main_wlan_en_pins_default>;
> + pinctrl-names = "default";
> + vin-supply = <&com8_ls_en>;
> + gpio = <&main_gpio0 48 GPIO_ACTIVE_HIGH>;
> + };
> };
>
> &main_pmx0 {
[...]
[1]
https://github.com/devicetree-org/devicetree-specification/releases/tag/v0.4-rc1
Regards
Vignesh
More information about the linux-arm-kernel
mailing list