Commit 81bbd2bd authored by Viacheslav Bocharov's avatar Viacheslav Bocharov Committed by Neil Armstrong
Browse files

arm64: meson: update SDIO voltage in dts for JetHub D1 



Fix the dts to match board's reference design:
- update vddio_boot regulator to 3.3v (Wi-Fi SDIO module)
- add vccq_1v8 regulator with 1.8v for eMMC SDIO

In the first revision of JetHub D1 the vccq_1v8 regulator was 3.3v.
All installed eMMC modules were tested to work in HS200 mode at 3.3v
supply voltage. In the next revisions of the board eMMC will be
powered with 1.8v according to the standard.

Signed-off-by: default avatarVyacheslav Bocharov <adeep@lexina.in>
Reviewed-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Signed-off-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20220326075110.1462301-4-adeep@lexina.in
parent cf94e265

arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts

+10 −1
Original line number Diff line number Diff line
@@ -81,6 +81,15 @@ vddio_ao18: regulator-vddio_ao18 { 
	vddio_boot: regulator-vddio_boot {

		compatible = "regulator-fixed";

		regulator-name = "VDDIO_BOOT";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		vin-supply = <&vddao_3v3>;

		regulator-always-on;

	};



	vccq_1v8: regulator-vccq_1v8 {

		compatible = "regulator-fixed";

		regulator-name = "VCCQ_1V8";

		regulator-min-microvolt = <1800000>;

		regulator-max-microvolt = <1800000>;

		vin-supply = <&vddao_3v3>;
@@ -282,7 +291,7 @@ &sd_emmc_c { 
	mmc-pwrseq = <&emmc_pwrseq>;



	vmmc-supply = <&vcc_3v3>;

	vqmmc-supply = <&vddio_boot>;

	vqmmc-supply = <&vccq_1v8>;

};



/* UART Bluetooth */