diff options
author | Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> | 2017-09-12 23:37:20 +0300 |
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committer | Simon Horman <horms+renesas@verge.net.au> | 2017-09-18 10:46:50 +0300 |
commit | bab9b2a74fe9da96e895e0919f625679a0a8c964 (patch) | |
tree | e899312bcf2c39ec26de04d0a8d157e60d22071c | |
parent | bb0030752f288a2e2d27cc110d6d4139fe7a948d (diff) | |
download | linux-bab9b2a74fe9da96e895e0919f625679a0a8c964.tar.xz |
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: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
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>
-rw-r--r-- | Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt | 1 | ||||
-rw-r--r-- | drivers/soc/renesas/Kconfig | 5 | ||||
-rw-r--r-- | drivers/soc/renesas/Makefile | 1 | ||||
-rw-r--r-- | drivers/soc/renesas/r8a77970-sysc.c | 39 | ||||
-rw-r--r-- | drivers/soc/renesas/rcar-sysc.c | 3 | ||||
-rw-r--r-- | drivers/soc/renesas/rcar-sysc.h | 1 |
6 files changed, 50 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt b/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt index 98cc8c09d02d..8690f10426a3 100644 --- a/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt +++ b/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt @@ -17,6 +17,7 @@ Required properties: - "renesas,r8a7794-sysc" (R-Car E2) - "renesas,r8a7795-sysc" (R-Car H3) - "renesas,r8a7796-sysc" (R-Car M3-W) + - "renesas,r8a77970-sysc" (R-Car V3M) - "renesas,r8a77995-sysc" (R-Car D3) - reg: Address start and address range for the device. - #power-domain-cells: Must be 1. diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index f0d562a7c4d3..09550b1da56d 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -14,6 +14,7 @@ config SOC_RENESAS select SYSC_R8A7794 if ARCH_R8A7794 select SYSC_R8A7795 if ARCH_R8A7795 select SYSC_R8A7796 if ARCH_R8A7796 + select SYSC_R8A77970 if ARCH_R8A77970 select SYSC_R8A77995 if ARCH_R8A77995 if SOC_RENESAS @@ -55,6 +56,10 @@ config SYSC_R8A7796 bool "R-Car M3-W System Controller support" if COMPILE_TEST select SYSC_RCAR +config SYSC_R8A77970 + bool "R-Car V3M System Controller support" if COMPILE_TEST + select SYSC_RCAR + config SYSC_R8A77995 bool "R-Car D3 System Controller support" if COMPILE_TEST select SYSC_RCAR diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile index 6b6e7f16104c..8334af1d231b 100644 --- a/drivers/soc/renesas/Makefile +++ b/drivers/soc/renesas/Makefile @@ -11,6 +11,7 @@ obj-$(CONFIG_SYSC_R8A7792) += r8a7792-sysc.o obj-$(CONFIG_SYSC_R8A7794) += r8a7794-sysc.o obj-$(CONFIG_SYSC_R8A7795) += r8a7795-sysc.o obj-$(CONFIG_SYSC_R8A7796) += r8a7796-sysc.o +obj-$(CONFIG_SYSC_R8A77970) += r8a77970-sysc.o obj-$(CONFIG_SYSC_R8A77995) += r8a77995-sysc.o # Family diff --git a/drivers/soc/renesas/r8a77970-sysc.c b/drivers/soc/renesas/r8a77970-sysc.c new file mode 100644 index 000000000000..8c614164718e --- /dev/null +++ b/drivers/soc/renesas/r8a77970-sysc.c @@ -0,0 +1,39 @@ +/* + * 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), +}; diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c index c8406e81640f..55a47e509e49 100644 --- a/drivers/soc/renesas/rcar-sysc.c +++ b/drivers/soc/renesas/rcar-sysc.c @@ -284,6 +284,9 @@ static const struct of_device_id rcar_sysc_matches[] = { #ifdef CONFIG_SYSC_R8A7796 { .compatible = "renesas,r8a7796-sysc", .data = &r8a7796_sysc_info }, #endif +#ifdef CONFIG_SYSC_R8A77970 + { .compatible = "renesas,r8a77970-sysc", .data = &r8a77970_sysc_info }, +#endif #ifdef CONFIG_SYSC_R8A77995 { .compatible = "renesas,r8a77995-sysc", .data = &r8a77995_sysc_info }, #endif diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h index 2f524922c4d2..9d9daf9eb91b 100644 --- a/drivers/soc/renesas/rcar-sysc.h +++ b/drivers/soc/renesas/rcar-sysc.h @@ -58,6 +58,7 @@ extern const struct rcar_sysc_info r8a7792_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; +extern const struct rcar_sysc_info r8a77970_sysc_info; extern const struct rcar_sysc_info r8a77995_sysc_info; |