diff options
Diffstat (limited to 'arch/arm/boot/dts/exynos5250-arndale.dts')
| -rw-r--r-- | arch/arm/boot/dts/exynos5250-arndale.dts | 102 |
1 files changed, 93 insertions, 9 deletions
diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts index 7a8a5c55701a..7d1f2dc59038 100644 --- a/arch/arm/boot/dts/exynos5250-arndale.dts +++ b/arch/arm/boot/dts/exynos5250-arndale.dts @@ -71,6 +71,17 @@ }; }; + panel: panel { + compatible = "boe,hv070wsa-100"; + power-supply = <&vcc_3v3_reg>; + enable-gpios = <&gpd1 3 GPIO_ACTIVE_HIGH>; + port { + panel_ep: endpoint { + remote-endpoint = <&bridge_out_ep>; + }; + }; + }; + regulators { compatible = "simple-bus"; #address-cells = <1>; @@ -97,6 +108,30 @@ reg = <2>; regulator-name = "hdmi-en"; }; + + vcc_1v2_reg: regulator@3 { + compatible = "regulator-fixed"; + reg = <3>; + regulator-name = "VCC_1V2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + }; + + vcc_1v8_reg: regulator@4 { + compatible = "regulator-fixed"; + reg = <4>; + regulator-name = "VCC_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + vcc_3v3_reg: regulator@5 { + compatible = "regulator-fixed"; + reg = <5>; + regulator-name = "VCC_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; }; fixed-rate-clocks { @@ -119,6 +154,32 @@ cpu0-supply = <&buck2_reg>; }; +&dsi_0 { + vddcore-supply = <&ldo8_reg>; + vddio-supply = <&ldo10_reg>; + samsung,pll-clock-frequency = <24000000>; + samsung,burst-clock-frequency = <320000000>; + samsung,esc-clock-frequency = <10000000>; + status = "okay"; + + bridge@0 { + reg = <0>; + compatible = "toshiba,tc358764"; + vddc-supply = <&vcc_1v2_reg>; + vddio-supply = <&vcc_1v8_reg>; + vddlvds-supply = <&vcc_3v3_reg>; + reset-gpios = <&gpd1 6 GPIO_ACTIVE_LOW>; + #address-cells = <1>; + #size-cells = <0>; + port@1 { + reg = <1>; + bridge_out_ep: endpoint { + remote-endpoint = <&panel_ep>; + }; + }; + }; +}; + &dp { status = "okay"; samsung,color-space = <0>; @@ -149,9 +210,11 @@ }; &hdmi { + pinctrl-names = "default"; + pinctrl-0 = <&hdmi_hpd>; status = "okay"; - ddc = <&i2c_2>; - hpd-gpios = <&gpx3 7 GPIO_ACTIVE_LOW>; + ddc = <&i2c_ddc>; + hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; vdd_osc-supply = <&ldo10_reg>; vdd_pll-supply = <&ldo8_reg>; vdd-supply = <&ldo8_reg>; @@ -168,6 +231,8 @@ reg = <0x66>; interrupt-parent = <&gpx3>; interrupts = <2 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&s5m8767_irq>; vinb1-supply = <&main_dc_reg>; vinb2-supply = <&main_dc_reg>; @@ -452,13 +517,6 @@ }; }; -&i2c_2 { - status = "okay"; - /* used by HDMI DDC */ - samsung,i2c-sda-delay = <100>; - samsung,i2c-max-bus-freq = <66000>; -}; - &i2c_3 { status = "okay"; @@ -535,6 +593,13 @@ cap-sd-highspeed; }; +&pinctrl_0 { + s5m8767_irq: s5m8767-irq { + samsung,pins = "gpx3-2"; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + }; +}; + &rtc { status = "okay"; }; @@ -547,3 +612,22 @@ status = "okay"; samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>; }; + +&soc { + /* + * For unknown reasons HDMI-DDC does not work with Exynos I2C + * controllers. Lets use software I2C over GPIO pins as a workaround. + */ + i2c_ddc: i2c-gpio { + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_gpio_bus>; + status = "okay"; + compatible = "i2c-gpio"; + gpios = <&gpa0 6 0 /* sda */ + &gpa0 7 0 /* scl */ + >; + i2c-gpio,delay-us = <2>; + #address-cells = <1>; + #size-cells = <0>; + }; +}; |