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soc: renesas: rcar-sysc: Add support for R-Car M2-W power areas

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Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Geert Uytterhoeven 2016-04-20 14:02:43 +02:00 committed by Simon Horman
parent ad7c9dbc25
commit c5fbb3c088
4 changed files with 38 additions and 1 deletions
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2
drivers/soc/renesas/Makefile
View file

@ -1,5 +1,5 @@
obj-$(CONFIG_ARCH_R8A7779) += rcar-sysc.o r8a7779-sysc.o
obj-$(CONFIG_ARCH_R8A7790) += rcar-sysc.o r8a7790-sysc.o
obj-$(CONFIG_ARCH_R8A7791) += rcar-sysc.o
obj-$(CONFIG_ARCH_R8A7791) += rcar-sysc.o r8a7791-sysc.o
obj-$(CONFIG_ARCH_R8A7793) += rcar-sysc.o
obj-$(CONFIG_ARCH_R8A7794) += rcar-sysc.o

33
drivers/soc/renesas/r8a7791-sysc.c Normal file
View file

@ -0,0 +1,33 @@
/*
* Renesas R-Car M2-W/N 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 <linux/bug.h>
#include <linux/kernel.h>
#include <dt-bindings/power/r8a7791-sysc.h>
#include "rcar-sysc.h"
static const struct rcar_sysc_area r8a7791_areas[] __initconst = {
{ "always-on", 0, 0, R8A7791_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
{ "ca15-scu", 0x180, 0, R8A7791_PD_CA15_SCU, R8A7791_PD_ALWAYS_ON,
PD_SCU },
{ "ca15-cpu0", 0x40, 0, R8A7791_PD_CA15_CPU0, R8A7791_PD_CA15_SCU,
PD_CPU_NOCR },
{ "ca15-cpu1", 0x40, 1, R8A7791_PD_CA15_CPU1, R8A7791_PD_CA15_SCU,
PD_CPU_NOCR },
{ "sh-4a", 0x80, 0, R8A7791_PD_SH_4A, R8A7791_PD_ALWAYS_ON },
{ "sgx", 0xc0, 0, R8A7791_PD_SGX, R8A7791_PD_ALWAYS_ON },
};
const struct rcar_sysc_info r8a7791_sysc_info __initconst = {
.areas = r8a7791_areas,
.num_areas = ARRAY_SIZE(r8a7791_areas),
};

3
drivers/soc/renesas/rcar-sysc.c
View file

@ -289,6 +289,9 @@ static const struct of_device_id rcar_sysc_matches[] = {
#endif
#ifdef CONFIG_ARCH_R8A7790
{ .compatible = "renesas,r8a7790-sysc", .data = &r8a7790_sysc_info },
#endif
#ifdef CONFIG_ARCH_R8A7791
{ .compatible = "renesas,r8a7791-sysc", .data = &r8a7791_sysc_info },
#endif
{ /* sentinel */ }
};

1
drivers/soc/renesas/rcar-sysc.h
View file

@ -52,4 +52,5 @@ struct rcar_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;
#endif /* __SOC_RENESAS_RCAR_SYSC_H__ */