diff options
Diffstat (limited to 'kernel/arch/arm/boot/dts/stih41x-b2020.dtsi')
| -rw-r--r-- | kernel/arch/arm/boot/dts/stih41x-b2020.dtsi | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/kernel/arch/arm/boot/dts/stih41x-b2020.dtsi b/kernel/arch/arm/boot/dts/stih41x-b2020.dtsi new file mode 100644 index 000000000..487d7d87d --- /dev/null +++ b/kernel/arch/arm/boot/dts/stih41x-b2020.dtsi @@ -0,0 +1,82 @@ +/* + * Copyright (C) 2013 STMicroelectronics (R&D) Limited. + * Author: Srinivas Kandagatla <srinivas.kandagatla@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 + * publishhed by the Free Software Foundation. + */ +#include "stih41x-b2020x.dtsi" +/ { + memory{ + device_type = "memory"; + reg = <0x40000000 0x80000000>; + }; + + chosen { + bootargs = "console=ttyAS0,115200 clk_ignore_unused"; + linux,stdout-path = &sbc_serial1; + }; + + aliases { + ttyAS0 = &sbc_serial1; + ethernet1 = ðernet1; + }; + soc { + sbc_serial1: serial@fe531000 { + status = "okay"; + }; + + leds { + compatible = "gpio-leds"; + red { + #gpio-cells = <1>; + label = "Front Panel LED"; + gpios = <&pio4 1>; + linux,default-trigger = "heartbeat"; + }; + green { + gpios = <&pio4 7>; + default-state = "off"; + }; + }; + + i2c@fed40000 { + status = "okay"; + }; + + /* HDMI Tx I2C */ + i2c@fed41000 { + /* HDMI V1.3a supports Standard mode only */ + clock-frequency = <100000>; + i2c-min-scl-pulse-width-us = <0>; + i2c-min-sda-pulse-width-us = <5>; + + status = "okay"; + }; + + i2c@fe540000 { + status = "okay"; + }; + + i2c@fe541000 { + status = "okay"; + }; + + ethernet1: dwmac@fef08000 { + status = "okay"; + phy-mode = "rgmii-id"; + max-speed = <1000>; + st,tx-retime-src = "clk_125"; + snps,reset-gpio = <&pio3 0>; + snps,reset-active-low; + snps,reset-delays-us = <0 10000 10000>; + + pinctrl-0 = <&pinctrl_rgmii1>; + }; + + mmc0: sdhci@fe81e000 { + bus-width = <8>; + }; + }; +}; |