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ARM: dts: r8a7792: initial SoC device tree

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The initial R8A7792 SoC device tree including CPU cores, GIC, timer, SYSC,
and the required  clock descriptions.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Sergei Shtylyov 2016-06-13 00:06:52 +03:00 committed by Simon Horman
parent 5258bb5d98
commit 7c4163aae3
1 changed files with 170 additions and 0 deletions
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arch/arm/boot/dts/r8a7792.dtsi Normal file
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/*
* Device Tree Source for the r8a7792 SoC
*
* Copyright (C) 2016 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.
*/
#include <dt-bindings/clock/r8a7792-clock.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a7792-sysc.h>
/ {
compatible = "renesas,r8a7792";
#address-cells = <2>;
#size-cells = <2>;
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a15";
reg = <0>;
clock-frequency = <1000000000>;
clocks = <&cpg_clocks R8A7792_CLK_Z>;
power-domains = <&sysc R8A7792_PD_CA15_CPU0>;
next-level-cache = <&L2_CA15>;
};
L2_CA15: cache-controller@0 {
compatible = "cache";
reg = <0>;
cache-unified;
cache-level = <2>;
power-domains = <&sysc R8A7792_PD_CA15_SCU>;
};
};
soc {
compatible = "simple-bus";
interrupt-parent = <&gic>;
#address-cells = <2>;
#size-cells = <2>;
ranges;
gic: interrupt-controller@f1001000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;
interrupt-controller;
reg = <0 0xf1001000 0 0x1000>,
<0 0xf1002000 0 0x1000>,
<0 0xf1004000 0 0x2000>,
<0 0xf1006000 0 0x2000>;
interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_LEVEL_HIGH)>;
};
timer {
compatible = "arm,armv7-timer";
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_LEVEL_LOW)>;
};
sysc: system-controller@e6180000 {
compatible = "renesas,r8a7792-sysc";
reg = <0 0xe6180000 0 0x0200>;
#power-domain-cells = <1>;
};
/* Special CPG clocks */
cpg_clocks: cpg_clocks@e6150000 {
compatible = "renesas,r8a7792-cpg-clocks",
"renesas,rcar-gen2-cpg-clocks";
reg = <0 0xe6150000 0 0x1000>;
clocks = <&extal_clk>;
#clock-cells = <1>;
clock-output-names = "main", "pll0", "pll1", "pll3",
"lb", "qspi", "z", "adsp";
#power-domain-cells = <0>;
};
/* Fixed factor clocks */
zs_clk: zs {
compatible = "fixed-factor-clock";
clocks = <&cpg_clocks R8A7792_CLK_PLL1>;
#clock-cells = <0>;
clock-div = <6>;
clock-mult = <1>;
};
p_clk: p {
compatible = "fixed-factor-clock";
clocks = <&cpg_clocks R8A7792_CLK_PLL1>;
#clock-cells = <0>;
clock-div = <24>;
clock-mult = <1>;
};
cp_clk: cp {
compatible = "fixed-factor-clock";
clocks = <&cpg_clocks R8A7792_CLK_PLL1>;
#clock-cells = <0>;
clock-div = <48>;
clock-mult = <1>;
};
/* Gate clocks */
mstp2_clks: mstp2_clks@e6150138 {
compatible = "renesas,r8a7792-mstp-clocks",
"renesas,cpg-mstp-clocks";
reg = <0 0xe6150138 0 4>, <0 0xe6150040 0 4>;
clocks = <&zs_clk>, <&zs_clk>;
#clock-cells = <1>;
clock-indices = <
R8A7792_CLK_SYS_DMAC1 R8A7792_CLK_SYS_DMAC0
>;
clock-output-names = "sys-dmac1", "sys-dmac0";
};
mstp4_clks: mstp4_clks@e6150140 {
compatible = "renesas,r8a7792-mstp-clocks",
"renesas,cpg-mstp-clocks";
reg = <0 0xe6150140 0 4>, <0 0xe615004c 0 4>;
clocks = <&cp_clk>;
#clock-cells = <1>;
clock-indices = <R8A7792_CLK_IRQC>;
clock-output-names = "irqc";
};
mstp7_clks: mstp7_clks@e615014c {
compatible = "renesas,r8a7792-mstp-clocks",
"renesas,cpg-mstp-clocks";
reg = <0 0xe615014c 0 4>, <0 0xe61501c4 0 4>;
clocks = <&zs_clk>, <&zs_clk>, <&p_clk>, <&p_clk>,
<&p_clk>, <&p_clk>;
#clock-cells = <1>;
clock-indices = <
R8A7792_CLK_HSCIF1 R8A7792_CLK_HSCIF0
R8A7792_CLK_SCIF3 R8A7792_CLK_SCIF2
R8A7792_CLK_SCIF1 R8A7792_CLK_SCIF0
>;
clock-output-names = "hscif1", "hscif0", "scif3",
"scif2", "scif1", "scif0";
};
};
/* External root clock */
extal_clk: extal {
compatible = "fixed-clock";
#clock-cells = <0>;
/* This value must be overridden by the board. */
clock-frequency = <0>;
};
/* External SCIF clock */
scif_clk: scif {
compatible = "fixed-clock";
#clock-cells = <0>;
/* This value must be overridden by the board. */
clock-frequency = <0>;
};
};