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arm64: renesas: add Salvator-X board support

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Add initial board support for r8a7795 Salvator-X. At this point
only DEBUG0 and DEBUG1 serial ports are supported.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Gaku Inami <gaku.inami.xw@bp.renesas.com>
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Kuninori Morimoto 2015-10-02 11:56:12 +09:00 committed by Simon Horman
parent 9241844a2d
commit 1950fab078
3 changed files with 66 additions and 0 deletions
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2
Documentation/devicetree/bindings/arm/shmobile.txt
View file

@ -59,5 +59,7 @@ Boards:
compatible = "renesas,marzen", "renesas,r8a7779"
- Porter (M2-LCDP)
compatible = "renesas,porter", "renesas,r8a7791"
- Salvator-X
compatible = "renesas,salvator-x", "renesas,r8a7795";
- SILK (RTP0RC7794LCB00011S)
compatible = "renesas,silk", "renesas,r8a7794"

2
arch/arm64/boot/dts/renesas/Makefile
View file

@ -1,2 +1,4 @@
dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-salvator-x.dtb
always := $(dtb-y)
clean-files := *.dtb

62
arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts Normal file
View file

@ -0,0 +1,62 @@
/*
* Device Tree Source for the Salvator-X board
*
* Copyright (C) 2015 Renesas Electronics Corp.
*
* 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 "r8a7795.dtsi"
/ {
model = "Renesas Salvator-X board based on r8a7795";
compatible = "renesas,salvator-x", "renesas,r8a7795";
aliases {
serial0 = &scif2;
serial1 = &scif1;
};
chosen {
bootargs = "ignore_loglevel";
stdout-path = "serial0:115200n8";
};
memory@48000000 {
device_type = "memory";
/* first 128MB is reserved for secure area. */
reg = <0x0 0x48000000 0x0 0x38000000>;
};
};
&extal_clk {
clock-frequency = <16666666>;
};
&pfc {
scif1_pins: scif1 {
renesas,groups = "scif1_data_a", "scif1_ctrl";
renesas,function = "scif1";
};
scif2_pins: scif2 {
renesas,groups = "scif2_data_a";
renesas,function = "scif2";
};
};
&scif1 {
pinctrl-0 = <&scif1_pins>;
pinctrl-names = "default";
status = "okay";
};
&scif2 {
pinctrl-0 = <&scif2_pins>;
pinctrl-names = "default";
status = "okay";
};