Add HDMI and Sil9234 MHL converter to Trats2 board. Following in SoC devices have been enabled: - HDMI (HDMI signal encoder), - Mixer (video buffer scanout device), - I2C_5 bus (used for HDMI DDC) - I2C_8 bus (used for HDMI_PHY control).
Based on previous work by: Tomasz Stanislawski t.stanislaws@samsung.com
Signed-off-by: Maciej Purski m.purski@samsung.com --- Changes in v2: - fix commit message - add regulators nodes to model actual physical connections --- arch/arm/boot/dts/exynos4412-trats2.dts | 111 ++++++++++++++++++++++++++++++++ 1 file changed, 111 insertions(+)
diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts index 35e9b94..0180753 100644 --- a/arch/arm/boot/dts/exynos4412-trats2.dts +++ b/arch/arm/boot/dts/exynos4412-trats2.dts @@ -97,6 +97,34 @@ gpio = <&gpj0 5 GPIO_ACTIVE_HIGH>; enable-active-high; }; + + vsil12: voltage-regulator-6 { + compatible = "regulator-fixed"; + regulator-name = "VSIL_1.2V"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + gpio = <&gpl0 4 GPIO_ACTIVE_HIGH>; + enable-active-high; + vin-supply = <&buck7_reg>; + }; + + vcc33mhl: voltage-regulator-7 { + compatible = "regulator-fixed"; + regulator-name = "VCC_3.3_MHL"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpl0 4 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vcc18mhl: voltage-regulator-8 { + compatible = "regulator-fixed"; + regulator-name = "VCC_1.8_MHL"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + gpio = <&gpl0 4 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; };
gpio-keys { @@ -229,6 +257,36 @@ }; };
+ i2c-mhl { + compatible = "i2c-gpio"; + gpios = <&gpf0 4 GPIO_ACTIVE_HIGH &gpf0 6 GPIO_ACTIVE_HIGH>; + i2c-gpio,delay-us = <100>; + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-0 = <&i2c_mhl_bus>; + pinctrl-names = "default"; + status = "okay"; + + sii9234: sii9234@39 { + compatible = "sil,sii9234"; + avcc33-supply = <&vcc33mhl>; + iovcc18-supply = <&vcc18mhl>; + avcc12-supply = <&vsil12>; + cvcc12-supply = <&vsil12>; + reset-gpios = <&gpf3 4 GPIO_ACTIVE_LOW>; + interrupt-parent = <&gpf3>; + interrupts = <5 IRQ_TYPE_LEVEL_HIGH>; + reg = <0x39>; + + port { + mhl_to_hdmi: endpoint { + remote-endpoint = <&hdmi_to_mhl>; + }; + }; + }; + }; + camera: camera { pinctrl-0 = <&cam_port_a_clk_active &cam_port_b_clk_active>; pinctrl-names = "default"; @@ -522,6 +580,29 @@ status = "okay"; };
+&hdmi { + hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&hdmi_hpd>; + vdd-supply = <&ldo3_reg>; + vdd_osc-supply = <&ldo4_reg>; + vdd_pll-supply = <&ldo3_reg>; + ddc = <&i2c_5>; + status = "okay"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + hdmi_to_mhl: endpoint { + remote-endpoint = <&mhl_to_hdmi>; + }; + }; + }; +}; + &hsotg { vusb_d-supply = <&ldo15_reg>; vusb_a-supply = <&ldo12_reg>; @@ -600,6 +681,11 @@ }; };
+ +&i2c_5 { + status = "okay"; +}; + &i2c_7 { samsung,i2c-sda-delay = <100>; samsung,i2c-slave-addr = <0x10>; @@ -894,12 +980,20 @@ }; };
+&i2c_8 { + status = "okay"; +}; + &i2s0 { pinctrl-0 = <&i2s0_bus>; pinctrl-names = "default"; status = "okay"; };
+&mixer { + status = "okay"; +}; + &mshc_0 { num-slots = <1>; broken-cd; @@ -926,6 +1020,18 @@ pinctrl-names = "default"; pinctrl-0 = <&sleep0>;
+ mhl_int: mhl-int { + samsung,pins = "gpf3-5"; + samsung,pin-pud = <0>; + }; + + i2c_mhl_bus: i2c-mhl-bus { + samsung,pins = "gpf0-4", "gpf0-6"; + samsung,pin-function = <2>; + samsung,pin-pud = <1>; + samsung,pin-drv = <0>; + }; + sleep0: sleep-states { PIN_SLP(gpa0-0, INPUT, NONE); PIN_SLP(gpa0-1, OUT0, NONE); @@ -1029,6 +1135,11 @@ pinctrl-names = "default"; pinctrl-0 = <&sleep1>;
+ hdmi_hpd: hdmi-hpd { + samsung,pins = "gpx3-7"; + samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>; + }; + sleep1: sleep-states { PIN_SLP(gpk0-0, PREV, NONE); PIN_SLP(gpk0-1, PREV, NONE);