From 2ff1bf77e4d437be502b79443906fcb23e09b81b Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Mon, 30 May 2016 19:05:09 +0200 Subject: [PATCH 1/3] soc: renesas: rcar-sysc: Document r8a7796 support Signed-off-by: Geert Uytterhoeven Acked-by: Laurent Pinchart Acked-by: Rob Herring Signed-off-by: Simon Horman --- Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt b/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt index b74e4d4785ab..0725fb37a973 100644 --- a/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt +++ b/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt @@ -14,6 +14,7 @@ Required properties: - "renesas,r8a7793-sysc" (R-Car M2-N) - "renesas,r8a7794-sysc" (R-Car E2) - "renesas,r8a7795-sysc" (R-Car H3) + - "renesas,r8a7796-sysc" (R-Car M3-W) - reg: Address start and address range for the device. - #power-domain-cells: Must be 1. From 74699228b99d293ec52682eed356f7b39ec644e4 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Mon, 30 May 2016 19:05:10 +0200 Subject: [PATCH 2/3] soc: renesas: Add r8a7796 SYSC PM Domain Binding Definitions Signed-off-by: Geert Uytterhoeven Acked-by: Laurent Pinchart Signed-off-by: Simon Horman --- include/dt-bindings/power/r8a7796-sysc.h | 36 ++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 include/dt-bindings/power/r8a7796-sysc.h diff --git a/include/dt-bindings/power/r8a7796-sysc.h b/include/dt-bindings/power/r8a7796-sysc.h new file mode 100644 index 000000000000..5b4daab44daa --- /dev/null +++ b/include/dt-bindings/power/r8a7796-sysc.h @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2016 Glider bvba + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + */ +#ifndef __DT_BINDINGS_POWER_R8A7796_SYSC_H__ +#define __DT_BINDINGS_POWER_R8A7796_SYSC_H__ + +/* + * These power domain indices match the numbers of the interrupt bits + * representing the power areas in the various Interrupt Registers + * (e.g. SYSCISR, Interrupt Status Register) + */ + +#define R8A7796_PD_CA57_CPU0 0 +#define R8A7796_PD_CA57_CPU1 1 +#define R8A7796_PD_CA53_CPU0 5 +#define R8A7796_PD_CA53_CPU1 6 +#define R8A7796_PD_CA53_CPU2 7 +#define R8A7796_PD_CA53_CPU3 8 +#define R8A7796_PD_CA57_SCU 12 +#define R8A7796_PD_CR7 13 +#define R8A7796_PD_A3VC 14 +#define R8A7796_PD_3DG_A 17 +#define R8A7796_PD_3DG_B 18 +#define R8A7796_PD_CA53_SCU 21 +#define R8A7796_PD_A3IR 24 +#define R8A7796_PD_A2VC0 25 +#define R8A7796_PD_A2VC1 26 + +/* Always-on power area */ +#define R8A7796_PD_ALWAYS_ON 32 + +#endif /* __DT_BINDINGS_POWER_R8A7796_SYSC_H__ */ From e0c98b9171eecf1745eda08de86081db8ec41d51 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Mon, 30 May 2016 19:05:11 +0200 Subject: [PATCH 3/3] soc: renesas: rcar-sysc: Add support for R-Car M3-W power areas Signed-off-by: Geert Uytterhoeven Acked-by: Laurent Pinchart Signed-off-by: Simon Horman --- drivers/soc/renesas/Makefile | 1 + drivers/soc/renesas/r8a7796-sysc.c | 48 ++++++++++++++++++++++++++++++ drivers/soc/renesas/rcar-sysc.c | 3 ++ drivers/soc/renesas/rcar-sysc.h | 1 + 4 files changed, 53 insertions(+) create mode 100644 drivers/soc/renesas/r8a7796-sysc.c diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile index 151fcd3f025b..cd85cd5e6a01 100644 --- a/drivers/soc/renesas/Makefile +++ b/drivers/soc/renesas/Makefile @@ -5,3 +5,4 @@ obj-$(CONFIG_ARCH_R8A7791) += rcar-sysc.o r8a7791-sysc.o obj-$(CONFIG_ARCH_R8A7793) += rcar-sysc.o r8a7791-sysc.o obj-$(CONFIG_ARCH_R8A7794) += rcar-sysc.o r8a7794-sysc.o obj-$(CONFIG_ARCH_R8A7795) += rcar-sysc.o r8a7795-sysc.o +obj-$(CONFIG_ARCH_R8A7796) += rcar-sysc.o r8a7796-sysc.o diff --git a/drivers/soc/renesas/r8a7796-sysc.c b/drivers/soc/renesas/r8a7796-sysc.c new file mode 100644 index 000000000000..f700c842b9e1 --- /dev/null +++ b/drivers/soc/renesas/r8a7796-sysc.c @@ -0,0 +1,48 @@ +/* + * Renesas R-Car M3-W System Controller + * + * Copyright (C) 2016 Glider bvba + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + */ + +#include +#include + +#include + +#include "rcar-sysc.h" + +static const struct rcar_sysc_area r8a7796_areas[] __initconst = { + { "always-on", 0, 0, R8A7796_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, + { "ca57-scu", 0x1c0, 0, R8A7796_PD_CA57_SCU, R8A7796_PD_ALWAYS_ON, + PD_SCU }, + { "ca57-cpu0", 0x80, 0, R8A7796_PD_CA57_CPU0, R8A7796_PD_CA57_SCU, + PD_CPU_NOCR }, + { "ca57-cpu1", 0x80, 1, R8A7796_PD_CA57_CPU1, R8A7796_PD_CA57_SCU, + PD_CPU_NOCR }, + { "ca53-scu", 0x140, 0, R8A7796_PD_CA53_SCU, R8A7796_PD_ALWAYS_ON, + PD_SCU }, + { "ca53-cpu0", 0x200, 0, R8A7796_PD_CA53_CPU0, R8A7796_PD_CA53_SCU, + PD_CPU_NOCR }, + { "ca53-cpu1", 0x200, 1, R8A7796_PD_CA53_CPU1, R8A7796_PD_CA53_SCU, + PD_CPU_NOCR }, + { "ca53-cpu2", 0x200, 2, R8A7796_PD_CA53_CPU2, R8A7796_PD_CA53_SCU, + PD_CPU_NOCR }, + { "ca53-cpu3", 0x200, 3, R8A7796_PD_CA53_CPU3, R8A7796_PD_CA53_SCU, + PD_CPU_NOCR }, + { "cr7", 0x240, 0, R8A7796_PD_CR7, R8A7796_PD_ALWAYS_ON }, + { "a3vc", 0x380, 0, R8A7796_PD_A3VC, R8A7796_PD_ALWAYS_ON }, + { "a2vc0", 0x3c0, 0, R8A7796_PD_A2VC0, R8A7796_PD_A3VC }, + { "a2vc1", 0x3c0, 1, R8A7796_PD_A2VC1, R8A7796_PD_A3VC }, + { "3dg-a", 0x100, 0, R8A7796_PD_3DG_A, R8A7796_PD_ALWAYS_ON }, + { "3dg-b", 0x100, 1, R8A7796_PD_3DG_B, R8A7796_PD_3DG_A }, + { "a3ir", 0x180, 0, R8A7796_PD_A3IR, R8A7796_PD_ALWAYS_ON }, +}; + +const struct rcar_sysc_info r8a7796_sysc_info __initconst = { + .areas = r8a7796_areas, + .num_areas = ARRAY_SIZE(r8a7796_areas), +}; diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c index 79dbc770895f..fc997d4d2a4a 100644 --- a/drivers/soc/renesas/rcar-sysc.c +++ b/drivers/soc/renesas/rcar-sysc.c @@ -302,6 +302,9 @@ static const struct of_device_id rcar_sysc_matches[] = { #endif #ifdef CONFIG_ARCH_R8A7795 { .compatible = "renesas,r8a7795-sysc", .data = &r8a7795_sysc_info }, +#endif +#ifdef CONFIG_ARCH_R8A7796 + { .compatible = "renesas,r8a7796-sysc", .data = &r8a7796_sysc_info }, #endif { /* sentinel */ } }; diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h index 5e766174c2f4..4ac3d7bf7f38 100644 --- a/drivers/soc/renesas/rcar-sysc.h +++ b/drivers/soc/renesas/rcar-sysc.h @@ -55,4 +55,5 @@ extern const struct rcar_sysc_info r8a7790_sysc_info; extern const struct rcar_sysc_info r8a7791_sysc_info; extern const struct rcar_sysc_info r8a7794_sysc_info; extern const struct rcar_sysc_info r8a7795_sysc_info; +extern const struct rcar_sysc_info r8a7796_sysc_info; #endif /* __SOC_RENESAS_RCAR_SYSC_H__ */