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ARM: dts: db600c: Add eMMC and SD card support

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This patch adds eMMC and SD card support with card detect and adding
required regulators.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
This commit is contained in:
Srinivas Kandagatla 2016-04-12 10:33:55 +01:00 committed by Andy Gross
parent 696a8a16f9
commit 226355fb9e
2 changed files with 43 additions and 0 deletions
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9
arch/arm/boot/dts/qcom-apq8064-arrow-db600c-pins.dtsi Normal file
View File

@ -0,0 +1,9 @@
&tlmm_pinmux {
card_detect: card-detect {
mux {
pins = "gpio26";
function = "gpio";
bias-disable;
};
};
};

34
arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts
View File

@ -1,4 +1,6 @@
#include "qcom-apq8064-v2.0.dtsi"
#include "qcom-apq8064-arrow-db600c-pins.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Arrow Electronics, APQ8064 DB600c";
@ -69,6 +71,20 @@
regulator-max-microvolt = <1300000>;
qcom,switch-mode-frequency = <3200000>;
};
l5 {
regulator-min-microvolt = <2750000>;
regulator-max-microvolt = <3000000>;
bias-pull-down;
regulator-boot-on;
regulator-always-on;
};
l6 {
regulator-min-microvolt = <2950000>;
regulator-max-microvolt = <2950000>;
bias-pull-down;
};
};
};
@ -94,5 +110,23 @@
pinctrl-0 = <&gsbi7_uart_2pins>;
};
};
amba {
/* eMMC */
sdcc@12400000 {
status = "okay";
vmmc-supply = <&pm8921_l5>;
vqmmc-supply = <&pm8921_s4>;
};
/* External micro SD card */
sdcc@12180000 {
status = "okay";
vmmc-supply = <&pm8921_l6>;
pinctrl-names = "default";
pinctrl-0 = <&card_detect>;
cd-gpios = <&tlmm_pinmux 26 GPIO_ACTIVE_HIGH>;
};
};
};
};