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-rw-r--r--arch/arm/boot/dts/exynos5800-peach-pi.dts71
1 files changed, 68 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
index 06737c6..412f41d 100644
--- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
@@ -42,6 +42,10 @@
pinctrl-names = "default";
};
+ chosen {
+ stdout-path = "serial3:115200n8";
+ };
+
fixed-rate-clocks {
oscclk {
compatible = "samsung,exynos5420-oscclk";
@@ -119,6 +123,13 @@
power-supply = <&tps65090_fet6>;
backlight = <&backlight>;
};
+
+ mmc1_pwrseq: mmc1_pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&gpx0 0 GPIO_ACTIVE_LOW>; /* WIFI_EN */
+ clocks = <&max77802 MAX77802_CLK_32K_CP>;
+ clock-names = "ext_clock";
+ };
};
&adc {
@@ -581,6 +592,8 @@
interrupt-parent = <&gpx0>;
pinctrl-names = "default";
pinctrl-0 = <&max98091_irq>;
+ clocks = <&pmu_system_controller 0>;
+ clock-names = "mclk";
};
light-sensor@44 {
@@ -641,18 +654,40 @@
num-slots = <1>;
broken-cd;
mmc-hs200-1_8v;
+ mmc-hs400-1_8v;
cap-mmc-highspeed;
non-removable;
card-detect-delay = <200>;
- clock-frequency = <400000000>;
+ clock-frequency = <800000000>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <0 4>;
samsung,dw-mshc-ddr-timing = <0 2>;
+ samsung,dw-mshc-hs400-timing = <0 2>;
+ samsung,read-strobe-delay = <90>;
pinctrl-names = "default";
- pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
+ pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8 &sd0_rclk>;
bus-width = <8>;
};
+&mmc_1 {
+ status = "okay";
+ num-slots = <1>;
+ broken-cd;
+ cap-sdio-irq;
+ card-detect-delay = <200>;
+ clock-frequency = <400000000>;
+ samsung,dw-mshc-ciu-div = <1>;
+ samsung,dw-mshc-sdr-timing = <0 1>;
+ samsung,dw-mshc-ddr-timing = <0 2>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sd1_clk>, <&sd1_cmd>, <&sd1_int>, <&sd1_bus1>,
+ <&sd1_bus4>, <&sd1_bus8>, <&wifi_en>;
+ bus-width = <4>;
+ cap-sd-highspeed;
+ mmc-pwrseq = <&mmc1_pwrseq>;
+ vqmmc-supply = <&buck10_reg>;
+};
+
&mmc_2 {
status = "okay";
num-slots = <1>;
@@ -663,7 +698,7 @@
samsung,dw-mshc-sdr-timing = <2 3>;
samsung,dw-mshc-ddr-timing = <1 2>;
pinctrl-names = "default";
- pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
+ pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
bus-width = <4>;
};
@@ -672,6 +707,13 @@
pinctrl-names = "default";
pinctrl-0 = <&mask_tpm_reset>;
+ wifi_en: wifi-en {
+ samsung,pins = "gpx0-0";
+ samsung,pin-function = <1>;
+ samsung,pin-pud = <0>;
+ samsung,pin-drv = <0>;
+ };
+
max98091_irq: max98091-irq {
samsung,pins = "gpx0-2";
samsung,pin-function = <0>;
@@ -759,6 +801,29 @@
};
};
+&pinctrl_1 {
+ /* Adjust WiFi drive strengths lower for EMI */
+ sd1_clk: sd1-clk {
+ samsung,pin-drv = <2>;
+ };
+
+ sd1_cmd: sd1-cmd {
+ samsung,pin-drv = <2>;
+ };
+
+ sd1_bus1: sd1-bus-width1 {
+ samsung,pin-drv = <2>;
+ };
+
+ sd1_bus4: sd1-bus-width4 {
+ samsung,pin-drv = <2>;
+ };
+
+ sd1_bus8: sd1-bus-width8 {
+ samsung,pin-drv = <2>;
+ };
+};
+
&pinctrl_2 {
pmic_dvs_2: pmic-dvs-2 {
samsung,pins = "gpj4-2";
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