This adds eMMC support for all Tronsmart Vega S95 devices using
sd_emmc_c. This is implemented similar to the p20x boards (meaning it
uses fixed regulators).
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
---
.../boot/dts/amlogic/meson-gxbb-vega-s95.dtsi | 35 ++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi
index e9ead47..4573bac 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi
@@ -62,6 +62,21 @@
regulator-always-on;
};
+
+ vcc_1v8: regulator@1 {
+ compatible = "regulator-fixed";
+
+ regulator-name = "VCC1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+
+ regulator-always-on;
+ };
+
+ emmc_pwrseq: emmc-pwrseq {
+ compatible = "mmc-pwrseq-emmc";
+ reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
+ };
};
&uart_AO {
@@ -92,3 +107,23 @@
vmmc-supply = <&vcc_3v3>;
voltage-ranges = <3300 3300>;
};
+
+&sd_emmc_c {
+ status = "okay";
+ pinctrl-0 = <&emmc_pins>;
+ pinctrl-names = "default";
+
+ bus-width = <8>;
+ cap-sd-highspeed;
+ cap-mmc-highspeed;
+ max-frequency = <200000000>;
+ non-removable;
+ disable-wp;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+
+ mmc-pwrseq = <&emmc_pwrseq>;
+ voltage-ranges = <1800 3300>;
+ vmmc-supply = <&vcc_3v3>;
+ vmmcq-sumpply = <&vcc_1v8>;
+};
--
2.9.3
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