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Commit bab9b2a7 authored by Sergei Shtylyov's avatar Sergei Shtylyov Committed by Simon Horman
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soc: renesas: rcar-sysc: add R8A77970 support 



Add support for R-Car V3M (R8A77970) SoC power areas to the R-Car SYSC
driver.

Based on the original (and large) patch by Daisuke Matsushita
<daisuke.matsushita.ns@hitachi.com>.

Signed-off-by: default avatarVladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: default avatarSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent bb003075

Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt

+1 −0
Original line number Original line Diff line number Diff line
@@ -17,6 +17,7 @@ Required properties: 
      - "renesas,r8a7794-sysc" (R-Car E2)

      - "renesas,r8a7794-sysc" (R-Car E2)

      - "renesas,r8a7795-sysc" (R-Car H3)

      - "renesas,r8a7795-sysc" (R-Car H3)

      - "renesas,r8a7796-sysc" (R-Car M3-W)

      - "renesas,r8a7796-sysc" (R-Car M3-W)

      - "renesas,r8a77970-sysc" (R-Car V3M)

      - "renesas,r8a77995-sysc" (R-Car D3)

      - "renesas,r8a77995-sysc" (R-Car D3)

  - reg: Address start and address range for the device.

  - reg: Address start and address range for the device.

  - #power-domain-cells: Must be 1.

  - #power-domain-cells: Must be 1.

drivers/soc/renesas/Kconfig

+5 −0
Original line number Original line Diff line number Diff line
@@ -14,6 +14,7 @@ config SOC_RENESAS 
	select SYSC_R8A7794 if ARCH_R8A7794

	select SYSC_R8A7794 if ARCH_R8A7794

	select SYSC_R8A7795 if ARCH_R8A7795

	select SYSC_R8A7795 if ARCH_R8A7795

	select SYSC_R8A7796 if ARCH_R8A7796

	select SYSC_R8A7796 if ARCH_R8A7796

	select SYSC_R8A77970 if ARCH_R8A77970

	select SYSC_R8A77995 if ARCH_R8A77995

	select SYSC_R8A77995 if ARCH_R8A77995





if SOC_RENESAS

if SOC_RENESAS
@@ -55,6 +56,10 @@ config SYSC_R8A7796 
	bool "R-Car M3-W System Controller support" if COMPILE_TEST

	bool "R-Car M3-W System Controller support" if COMPILE_TEST

	select SYSC_RCAR

	select SYSC_RCAR





config SYSC_R8A77970

	bool "R-Car V3M System Controller support" if COMPILE_TEST

	select SYSC_RCAR



config SYSC_R8A77995

config SYSC_R8A77995

	bool "R-Car D3 System Controller support" if COMPILE_TEST

	bool "R-Car D3 System Controller support" if COMPILE_TEST

	select SYSC_RCAR

	select SYSC_RCAR

drivers/soc/renesas/Makefile

+1 −0
Original line number Original line Diff line number Diff line
@@ -11,6 +11,7 @@ obj-$(CONFIG_SYSC_R8A7792) += r8a7792-sysc.o 
obj-$(CONFIG_SYSC_R8A7794)	+= r8a7794-sysc.o

obj-$(CONFIG_SYSC_R8A7794)	+= r8a7794-sysc.o

obj-$(CONFIG_SYSC_R8A7795)	+= r8a7795-sysc.o

obj-$(CONFIG_SYSC_R8A7795)	+= r8a7795-sysc.o

obj-$(CONFIG_SYSC_R8A7796)	+= r8a7796-sysc.o

obj-$(CONFIG_SYSC_R8A7796)	+= r8a7796-sysc.o

obj-$(CONFIG_SYSC_R8A77970)	+= r8a77970-sysc.o

obj-$(CONFIG_SYSC_R8A77995)	+= r8a77995-sysc.o

obj-$(CONFIG_SYSC_R8A77995)	+= r8a77995-sysc.o





# Family

# Family

drivers/soc/renesas/r8a77970-sysc.c

0 → 100644
+39 −0
Original line number Original line Diff line number Diff line 
/*

 * Renesas R-Car V3M System Controller

 *

 * Copyright (C) 2017 Cogent Embedded Inc.

 *

 * 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.

 */



#include <linux/bug.h>

#include <linux/kernel.h>



#include <dt-bindings/power/r8a77970-sysc.h>



#include "rcar-sysc.h"



static const struct rcar_sysc_area r8a77970_areas[] __initconst = {

	{ "always-on",	    0, 0, R8A77970_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },

	{ "ca53-scu",	0x140, 0, R8A77970_PD_CA53_SCU,	R8A77970_PD_ALWAYS_ON,

	  PD_SCU },

	{ "ca53-cpu0",	0x200, 0, R8A77970_PD_CA53_CPU0, R8A77970_PD_CA53_SCU,

	  PD_CPU_NOCR },

	{ "ca53-cpu1",	0x200, 1, R8A77970_PD_CA53_CPU1, R8A77970_PD_CA53_SCU,

	  PD_CPU_NOCR },

	{ "cr7",	0x240, 0, R8A77970_PD_CR7,	R8A77970_PD_ALWAYS_ON },

	{ "a3ir",	0x180, 0, R8A77970_PD_A3IR,	R8A77970_PD_ALWAYS_ON },

	{ "a2ir0",	0x400, 0, R8A77970_PD_A2IR0,	R8A77970_PD_ALWAYS_ON },

	{ "a2ir1",	0x400, 1, R8A77970_PD_A2IR1,	R8A77970_PD_A2IR0 },

	{ "a2ir2",	0x400, 2, R8A77970_PD_A2IR2,	R8A77970_PD_A2IR0 },

	{ "a2ir3",	0x400, 3, R8A77970_PD_A2IR3,	R8A77970_PD_A2IR0 },

	{ "a2sc0",	0x400, 4, R8A77970_PD_A2SC0,	R8A77970_PD_ALWAYS_ON },

	{ "a2sc1",	0x400, 5, R8A77970_PD_A2SC1,	R8A77970_PD_A2SC0 },

};



const struct rcar_sysc_info r8a77970_sysc_info __initconst = {

	.areas = r8a77970_areas,

	.num_areas = ARRAY_SIZE(r8a77970_areas),

};

drivers/soc/renesas/rcar-sysc.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -284,6 +284,9 @@ static const struct of_device_id rcar_sysc_matches[] = { 
#ifdef CONFIG_SYSC_R8A7796

#ifdef CONFIG_SYSC_R8A7796

	{ .compatible = "renesas,r8a7796-sysc", .data = &r8a7796_sysc_info },

	{ .compatible = "renesas,r8a7796-sysc", .data = &r8a7796_sysc_info },

#endif

#endif

#ifdef CONFIG_SYSC_R8A77970

	{ .compatible = "renesas,r8a77970-sysc", .data = &r8a77970_sysc_info },

#endif

#ifdef CONFIG_SYSC_R8A77995

#ifdef CONFIG_SYSC_R8A77995

	{ .compatible = "renesas,r8a77995-sysc", .data = &r8a77995_sysc_info },

	{ .compatible = "renesas,r8a77995-sysc", .data = &r8a77995_sysc_info },

#endif

#endif