ARM: dts: STiH407: Add B2120 board support

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>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 6fa1343..19322a1 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -335,7 +335,8 @@ dtb-$(CONFIG_ARCH_SPEAR3XX)+= spear300-evb.dtb \
        spear320-evb.dtb \
        spear320-hmi.dtb
 dtb-$(CONFIG_ARCH_SPEAR6XX)+= spear600-evb.dtb
-dtb-$(CONFIG_ARCH_STI)+= stih415-b2000.dtb \
+dtb-$(CONFIG_ARCH_STI)+= stih407-b2120.dtb \
+       stih415-b2000.dtb \
        stih415-b2020.dtb \
        stih416-b2000.dtb \
        stih416-b2020.dtb

diff --git a/arch/arm/boot/dts/stih407-b2120.dts b/arch/arm/boot/dts/stih407-b2120.dts
new file mode 100644 (file)
index 0000000..fe69f92
--- /dev/null
+++ b/arch/arm/boot/dts/stih407-b2120.dts
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2014 STMicroelectronics (R&D) Limited.
+ * Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+/dts-v1/;
+#include "stih407.dtsi"
+/ {
+       model = "STiH407 B2120";
+       compatible = "st,stih407-b2120", "st,stih407";
+
+       chosen {
+               bootargs = "console=ttyAS0,115200";
+               linux,stdout-path = &sbc_serial0;
+       };
+
+       memory {
+               device_type = "memory";
+               reg = <0x40000000 0x80000000>;
+       };
+
+       aliases {
+               ttyAS0 = &sbc_serial0;
+       };
+
+       soc {
+               sbc_serial0: serial@9530000 {
+                       status = "okay";
+               };
+
+               leds {
+                       compatible = "gpio-leds";
+                       red {
+                               #gpio-cells = <2>;
+                               label = "Front Panel LED";
+                               gpios = <&pio4 1 0>;
+                               linux,default-trigger = "heartbeat";
+                       };
+                       green {
+                               #gpio-cells = <2>;
+                               gpios = <&pio1 3 0>;
+                               default-state = "off";
+                       };
+               };
+
+               i2c@9842000 {
+                       status = "okay";
+               };
+
+               i2c@9843000 {
+                       status = "okay";
+               };
+
+               i2c@9844000 {
+                       status = "okay";
+               };
+
+               i2c@9845000 {
+                       status = "okay";
+               };
+
+               i2c@9540000 {
+                       status = "okay";
+               };
+
+               /* SSC11 to HDMI */
+               i2c@9541000 {
+                       status = "okay";
+                       /* HDMI V1.3a supports Standard mode only */
+                       clock-frequency = <100000>;
+                       st,i2c-min-scl-pulse-width-us = <0>;
+                       st,i2c-min-sda-pulse-width-us = <5>;
+               };
+       };
+};