@@ -70,6 +70,16 @@
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
+
+ vccq_sdhi1: regulator-vccq-sdhi1 {
+ compatible = "regulator-gpio";
+ regulator-name = "SDHI1 VccQ";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ gpios = <&pinctrl RZG2L_GPIO(39, 1) GPIO_ACTIVE_HIGH>;
+ gpios-states = <1>;
+ states = <3300000 1>, <1800000 0>;
+ };
};
&audio_clk1{
@@ -199,6 +209,45 @@
<RZG2L_PORT_PINMUX(38, 1, 1)>; /* RxD */
};
+ sd1-pwr-en-hog {
+ gpio-hog;
+ gpios = <RZG2L_GPIO(39, 2) GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "sd1_pwr_en";
+ };
+
+ sdhi1_pins: sd1 {
+ sd1_data {
+ pins = "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3";
+ power-source = <3300>;
+ };
+
+ sd1_ctrl {
+ pins = "SD1_CLK", "SD1_CMD";
+ power-source = <3300>;
+ };
+
+ sd1_mux {
+ pinmux = <RZG2L_PORT_PINMUX(19, 0, 1)>; /* SD1_CD */
+ };
+ };
+
+ sdhi1_pins_uhs: sd1_uhs {
+ sd1_data_uhs {
+ pins = "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3";
+ power-source = <1800>;
+ };
+
+ sd1_ctrl_uhs {
+ pins = "SD1_CLK", "SD1_CMD";
+ power-source = <1800>;
+ };
+
+ sd1_mux_uhs {
+ pinmux = <RZG2L_PORT_PINMUX(19, 0, 1)>; /* SD1_CD */
+ };
+ };
+
sound_clk_pins: sound_clk {
pins = "AUDIO_CLK1", "AUDIO_CLK2";
input-enable;
@@ -229,6 +278,19 @@
status = "okay";
};
+&sdhi1 {
+ pinctrl-0 = <&sdhi1_pins>;
+ pinctrl-1 = <&sdhi1_pins_uhs>;
+ pinctrl-names = "default", "state_uhs";
+
+ vmmc-supply = <®_3p3v>;
+ vqmmc-supply = <&vccq_sdhi1>;
+ bus-width = <4>;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
+ status = "okay";
+};
+
&ssi0 {
pinctrl-0 = <&ssi0_pins>;
pinctrl-names = "default";
This patch enables microSD card slot connected to SDHI1 on RZ/G2L SMARC platform. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> --- This patch has dependency upon [1] [1] https://patchwork.kernel.org/project/linux-renesas-soc/patch/20211006171605.6861-1-biju.das.jz@bp.renesas.com/ v3->v4: * No change v2->v3 * No change v1->v2: * Used angular brackets for states * Removed extra space from power source * Fixed gpio-hog node name --- arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi | 62 ++++++++++++++++++++ 1 file changed, 62 insertions(+)