diff options
| -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/r8a77470-sysc.c | 29 | ||||
| -rw-r--r-- | drivers/soc/renesas/rcar-sysc.c | 3 | ||||
| -rw-r--r-- | drivers/soc/renesas/rcar-sysc.h | 1 | ||||
| -rw-r--r-- | include/dt-bindings/power/r8a77470-sysc.h | 22 |
7 files changed, 62 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt b/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt index ab399e5..3e91d20 100644 --- a/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt +++ b/Documentation/devicetree/bindings/power/renesas,rcar-sysc.txt @@ -9,6 +9,7 @@ Required properties: - compatible: Must contain exactly one of the following: - "renesas,r8a7743-sysc" (RZ/G1M) - "renesas,r8a7745-sysc" (RZ/G1E) + - "renesas,r8a77470-sysc" (RZ/G1C) - "renesas,r8a7779-sysc" (R-Car H1) - "renesas,r8a7790-sysc" (R-Car H2) - "renesas,r8a7791-sysc" (R-Car M2-W) diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index 3bbe611..96dd936 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -7,6 +7,7 @@ config SOC_RENESAS ARCH_R8A77970 || ARCH_R8A77980 || ARCH_R8A77995 select SYSC_R8A7743 if ARCH_R8A7743 select SYSC_R8A7745 if ARCH_R8A7745 + select SYSC_R8A77470 if ARCH_R8A77470 select SYSC_R8A7779 if ARCH_R8A7779 select SYSC_R8A7790 if ARCH_R8A7790 select SYSC_R8A7791 if ARCH_R8A7791 || ARCH_R8A7793 @@ -30,6 +31,10 @@ config SYSC_R8A7745 bool "RZ/G1E System Controller support" if COMPILE_TEST select SYSC_RCAR +config SYSC_R8A77470 + bool "RZ/G1C System Controller support" if COMPILE_TEST + select SYSC_RCAR + config SYSC_R8A7779 bool "R-Car H1 System Controller support" if COMPILE_TEST select SYSC_RCAR diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile index ccb5ec5..a86ece7 100644 --- a/drivers/soc/renesas/Makefile +++ b/drivers/soc/renesas/Makefile @@ -5,6 +5,7 @@ obj-$(CONFIG_SOC_RENESAS) += renesas-soc.o # SoC obj-$(CONFIG_SYSC_R8A7743) += r8a7743-sysc.o obj-$(CONFIG_SYSC_R8A7745) += r8a7745-sysc.o +obj-$(CONFIG_SYSC_R8A77470) += r8a77470-sysc.o obj-$(CONFIG_SYSC_R8A7779) += r8a7779-sysc.o obj-$(CONFIG_SYSC_R8A7790) += r8a7790-sysc.o obj-$(CONFIG_SYSC_R8A7791) += r8a7791-sysc.o diff --git a/drivers/soc/renesas/r8a77470-sysc.c b/drivers/soc/renesas/r8a77470-sysc.c new file mode 100644 index 0000000..cfa015e --- /dev/null +++ b/drivers/soc/renesas/r8a77470-sysc.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Renesas RZ/G1C System Controller + * + * Copyright (C) 2018 Renesas Electronics Corp. + */ + +#include <linux/bug.h> +#include <linux/kernel.h> + +#include <dt-bindings/power/r8a77470-sysc.h> + +#include "rcar-sysc.h" + +static const struct rcar_sysc_area r8a77470_areas[] __initconst = { + { "always-on", 0, 0, R8A77470_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, + { "ca7-scu", 0x100, 0, R8A77470_PD_CA7_SCU, R8A77470_PD_ALWAYS_ON, + PD_SCU }, + { "ca7-cpu0", 0x1c0, 0, R8A77470_PD_CA7_CPU0, R8A77470_PD_CA7_SCU, + PD_CPU_NOCR }, + { "ca7-cpu1", 0x1c0, 1, R8A77470_PD_CA7_CPU1, R8A77470_PD_CA7_SCU, + PD_CPU_NOCR }, + { "sgx", 0xc0, 0, R8A77470_PD_SGX, R8A77470_PD_ALWAYS_ON }, +}; + +const struct rcar_sysc_info r8a77470_sysc_info __initconst = { + .areas = r8a77470_areas, + .num_areas = ARRAY_SIZE(r8a77470_areas), +}; diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c index faf20e7..99203bd 100644 --- a/drivers/soc/renesas/rcar-sysc.c +++ b/drivers/soc/renesas/rcar-sysc.c @@ -261,6 +261,9 @@ static const struct of_device_id rcar_sysc_matches[] __initconst = { #ifdef CONFIG_SYSC_R8A7745 { .compatible = "renesas,r8a7745-sysc", .data = &r8a7745_sysc_info }, #endif +#ifdef CONFIG_SYSC_R8A77470 + { .compatible = "renesas,r8a77470-sysc", .data = &r8a77470_sysc_info }, +#endif #ifdef CONFIG_SYSC_R8A7779 { .compatible = "renesas,r8a7779-sysc", .data = &r8a7779_sysc_info }, #endif diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h index dcdc9ec..9b24e3a 100644 --- a/drivers/soc/renesas/rcar-sysc.h +++ b/drivers/soc/renesas/rcar-sysc.h @@ -51,6 +51,7 @@ struct rcar_sysc_info { extern const struct rcar_sysc_info r8a7743_sysc_info; extern const struct rcar_sysc_info r8a7745_sysc_info; +extern const struct rcar_sysc_info r8a77470_sysc_info; extern const struct rcar_sysc_info r8a7779_sysc_info; extern const struct rcar_sysc_info r8a7790_sysc_info; extern const struct rcar_sysc_info r8a7791_sysc_info; diff --git a/include/dt-bindings/power/r8a77470-sysc.h b/include/dt-bindings/power/r8a77470-sysc.h new file mode 100644 index 0000000..8bf4db1 --- /dev/null +++ b/include/dt-bindings/power/r8a77470-sysc.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Copyright (C) 2018 Renesas Electronics Corp. + */ +#ifndef __DT_BINDINGS_POWER_R8A77470_SYSC_H__ +#define __DT_BINDINGS_POWER_R8A77470_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 R8A77470_PD_CA7_CPU0 5 +#define R8A77470_PD_CA7_CPU1 6 +#define R8A77470_PD_SGX 20 +#define R8A77470_PD_CA7_SCU 21 + +/* Always-on power area */ +#define R8A77470_PD_ALWAYS_ON 32 + +#endif /* __DT_BINDINGS_POWER_R8A77470_SYSC_H__ */ |
