From f138e54c4525fa789b556909c00359fea3c21a6c Mon Sep 17 00:00:00 2001 From: Sergei Shtylyov Date: Thu, 1 Oct 2015 02:02:27 +0300 Subject: [PATCH] ARM: shmobile: porter: initial device tree Add the initial device tree for the R8A7791 SoC based Porter low cost board (which is a slightly modified version of the Henninger board). SCIF0 serial port support is included, so that the serial console can work. Signed-off-by: Sergei Shtylyov Acked-by: Geert Uytterhoeven Signed-off-by: Simon Horman --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/r8a7791-porter.dts | 54 ++++++++++++++++++++++++++++++++++++ 2 files changed, 55 insertions(+) create mode 100644 arch/arm/boot/dts/r8a7791-porter.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 08f85bc..d285d98 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -532,6 +532,7 @@ dtb-$(CONFIG_ARCH_SHMOBILE_MULTI) += \ r8a7790-lager.dtb \ r8a7791-henninger.dtb \ r8a7791-koelsch.dtb \ + r8a7791-porter.dtb \ r8a7793-gose.dtb \ r8a7794-alt.dtb \ r8a7794-silk.dtb \ diff --git a/arch/arm/boot/dts/r8a7791-porter.dts b/arch/arm/boot/dts/r8a7791-porter.dts new file mode 100644 index 0000000..b5670dd --- /dev/null +++ b/arch/arm/boot/dts/r8a7791-porter.dts @@ -0,0 +1,54 @@ +/* + * Device Tree Source for the Porter board + * + * Copyright (C) 2015 Cogent Embedded, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/dts-v1/; +#include "r8a7791.dtsi" + +/ { + model = "Porter"; + compatible = "renesas,porter", "renesas,r8a7791"; + + aliases { + serial0 = &scif0; + }; + + chosen { + bootargs = "ignore_loglevel"; + stdout-path = &scif0; + }; + + memory@40000000 { + device_type = "memory"; + reg = <0 0x40000000 0 0x40000000>; + }; + + memory@200000000 { + device_type = "memory"; + reg = <2 0x00000000 0 0x40000000>; + }; +}; + +&extal_clk { + clock-frequency = <20000000>; +}; + +&pfc { + scif0_pins: serial0 { + renesas,groups = "scif0_data_d"; + renesas,function = "scif0"; + }; +}; + +&scif0 { + pinctrl-0 = <&scif0_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; -- 2.7.4