[PATCH 5.10.y-cip 39/39] arm64: dts: renesas: rzg2l-smarc: Enable microSD on SMARC platform


Lad Prabhakar
 

From: Biju Das <biju.das.jz@...>

commit 34cdc0edfe8f6d660e3c4c47d10f5506d08f09e1 upstream.

This patch enables microSD card slot connected to SDHI1 on RZ/G2L SMARC
platform.

Signed-off-by: Biju Das <biju.das.jz@...>
Link: https://lore.kernel.org/r/20211010142520.21976-3-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@...>
[PL: Manually applied the changes]
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...>
---
arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi | 62 ++++++++++++++++++++
1 file changed, 62 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
index 70aca5d0306d..0cd7da8af1d4 100644
--- a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
@@ -31,6 +31,16 @@
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>;
+ };
};

&canfd {
@@ -149,6 +159,45 @@
<RZG2L_PORT_PINMUX(48, 4, 1)>; /* RTS# */
};

+ 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 */
+ };
+ };
+
usb0_pins: usb0 {
pinmux = <RZG2L_PORT_PINMUX(4, 0, 1)>, /* VBUS */
<RZG2L_PORT_PINMUX(5, 0, 1)>, /* OVC */
@@ -184,6 +233,19 @@
};
#endif

+&sdhi1 {
+ pinctrl-0 = <&sdhi1_pins>;
+ pinctrl-1 = <&sdhi1_pins_uhs>;
+ pinctrl-names = "default", "state_uhs";
+
+ vmmc-supply = <&reg_3p3v>;
+ vqmmc-supply = <&vccq_sdhi1>;
+ bus-width = <4>;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
+ status = "okay";
+};
+
&usb2_phy0 {
pinctrl-0 = <&usb0_pins>;
pinctrl-names = "default";
--
2.17.1

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