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2e86cd21b5
B2120 HDK is the reference board for STiH407 SoC. It has the following characteristics: - 1GB DDR3 - 8GB eMMC / SD-Card slot - 32MB NOR Flash - 1 x Gbit Ethernet - 1 x USB 3.0 port - 1 x Mini-PCIe - 1 x SATA - 1 x HDMI output - 1 x HDMI input - 1 x SPDIF This patch only introduces basic functionnalities, such as I2C and UART. Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Acked-by: Lee Jones <lee.jones@linaro.org> Acked-by: Patrice Chotard <patrice.chotard@st.com> Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>
79 lines
1.4 KiB
Plaintext
79 lines
1.4 KiB
Plaintext
/*
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* Copyright (C) 2014 STMicroelectronics (R&D) Limited.
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* Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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/dts-v1/;
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#include "stih407.dtsi"
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/ {
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model = "STiH407 B2120";
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compatible = "st,stih407-b2120", "st,stih407";
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chosen {
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bootargs = "console=ttyAS0,115200";
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linux,stdout-path = &sbc_serial0;
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};
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memory {
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device_type = "memory";
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reg = <0x40000000 0x80000000>;
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};
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aliases {
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ttyAS0 = &sbc_serial0;
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};
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soc {
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sbc_serial0: serial@9530000 {
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status = "okay";
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};
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leds {
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compatible = "gpio-leds";
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red {
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#gpio-cells = <2>;
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label = "Front Panel LED";
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gpios = <&pio4 1 0>;
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linux,default-trigger = "heartbeat";
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};
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green {
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#gpio-cells = <2>;
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gpios = <&pio1 3 0>;
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default-state = "off";
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};
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};
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i2c@9842000 {
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status = "okay";
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};
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i2c@9843000 {
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status = "okay";
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};
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i2c@9844000 {
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status = "okay";
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};
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i2c@9845000 {
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status = "okay";
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};
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i2c@9540000 {
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status = "okay";
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};
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/* SSC11 to HDMI */
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i2c@9541000 {
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status = "okay";
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/* HDMI V1.3a supports Standard mode only */
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clock-frequency = <100000>;
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st,i2c-min-scl-pulse-width-us = <0>;
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st,i2c-min-sda-pulse-width-us = <5>;
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};
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};
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};
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