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soc: renesas: rcar-sysc: Add support for R-Car H3 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 14:02:46 +02:00 committed by Simon Horman
parent 9af1dbcc30
commit 23f1e2ecde
4 changed files with 61 additions and 0 deletions
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1
drivers/soc/renesas/Makefile
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@ -4,3 +4,4 @@ obj-$(CONFIG_ARCH_R8A7791) += rcar-sysc.o r8a7791-sysc.o
# R-Car M2-N is identical to R-Car M2-W w.r.t. power domains.
obj-$(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

56
drivers/soc/renesas/r8a7795-sysc.c Normal file
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@ -0,0 +1,56 @@
/*
* Renesas R-Car H3 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/r8a7795-sysc.h>
#include "rcar-sysc.h"
static const struct rcar_sysc_area r8a7795_areas[] __initconst = {
{ "always-on", 0, 0, R8A7795_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
{ "ca57-scu", 0x1c0, 0, R8A7795_PD_CA57_SCU, R8A7795_PD_ALWAYS_ON,
PD_SCU },
{ "ca57-cpu0", 0x80, 0, R8A7795_PD_CA57_CPU0, R8A7795_PD_CA57_SCU,
PD_CPU_NOCR },
{ "ca57-cpu1", 0x80, 1, R8A7795_PD_CA57_CPU1, R8A7795_PD_CA57_SCU,
PD_CPU_NOCR },
{ "ca57-cpu2", 0x80, 2, R8A7795_PD_CA57_CPU2, R8A7795_PD_CA57_SCU,
PD_CPU_NOCR },
{ "ca57-cpu3", 0x80, 3, R8A7795_PD_CA57_CPU3, R8A7795_PD_CA57_SCU,
PD_CPU_NOCR },
{ "ca53-scu", 0x140, 0, R8A7795_PD_CA53_SCU, R8A7795_PD_ALWAYS_ON,
PD_SCU },
{ "ca53-cpu0", 0x200, 0, R8A7795_PD_CA53_CPU0, R8A7795_PD_CA53_SCU,
PD_CPU_NOCR },
{ "ca53-cpu1", 0x200, 1, R8A7795_PD_CA53_CPU1, R8A7795_PD_CA53_SCU,
PD_CPU_NOCR },
{ "ca53-cpu2", 0x200, 2, R8A7795_PD_CA53_CPU2, R8A7795_PD_CA53_SCU,
PD_CPU_NOCR },
{ "ca53-cpu3", 0x200, 3, R8A7795_PD_CA53_CPU3, R8A7795_PD_CA53_SCU,
PD_CPU_NOCR },
{ "a3vp", 0x340, 0, R8A7795_PD_A3VP, R8A7795_PD_ALWAYS_ON },
{ "cr7", 0x240, 0, R8A7795_PD_CR7, R8A7795_PD_ALWAYS_ON },
{ "a3vc", 0x380, 0, R8A7795_PD_A3VC, R8A7795_PD_ALWAYS_ON },
{ "a2vc0", 0x3c0, 0, R8A7795_PD_A2VC0, R8A7795_PD_A3VC },
{ "a2vc1", 0x3c0, 1, R8A7795_PD_A2VC1, R8A7795_PD_A3VC },
{ "3dg-a", 0x100, 0, R8A7795_PD_3DG_A, R8A7795_PD_ALWAYS_ON },
{ "3dg-b", 0x100, 1, R8A7795_PD_3DG_B, R8A7795_PD_3DG_A },
{ "3dg-c", 0x100, 2, R8A7795_PD_3DG_C, R8A7795_PD_3DG_B },
{ "3dg-d", 0x100, 3, R8A7795_PD_3DG_D, R8A7795_PD_3DG_C },
{ "3dg-e", 0x100, 4, R8A7795_PD_3DG_E, R8A7795_PD_3DG_D },
{ "a3ir", 0x180, 0, R8A7795_PD_A3IR, R8A7795_PD_ALWAYS_ON },
};
const struct rcar_sysc_info r8a7795_sysc_info __initconst = {
.areas = r8a7795_areas,
.num_areas = ARRAY_SIZE(r8a7795_areas),
};

3
drivers/soc/renesas/rcar-sysc.c
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@ -299,6 +299,9 @@ static const struct of_device_id rcar_sysc_matches[] = {
#endif
#ifdef CONFIG_ARCH_R8A7794
{ .compatible = "renesas,r8a7794-sysc", .data = &r8a7794_sysc_info },
#endif
#ifdef CONFIG_ARCH_R8A7795
{ .compatible = "renesas,r8a7795-sysc", .data = &r8a7795_sysc_info },
#endif
{ /* sentinel */ }
};

1
drivers/soc/renesas/rcar-sysc.h
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@ -54,4 +54,5 @@ 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;
extern const struct rcar_sysc_info r8a7794_sysc_info;
extern const struct rcar_sysc_info r8a7795_sysc_info;
#endif /* __SOC_RENESAS_RCAR_SYSC_H__ */