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soc: renesas: rcar-sysc: Add r8a774e1 support

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Add support for RZ/G2H (R8A774E1) SoC power areas to the R-Car SYSC
driver.

Signed-off-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Link: https://lore.kernel.org/r/1594138692-16816-6-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Marian-Cristian Rotariu 2020-07-07 17:18:05 +01:00 committed by Geert Uytterhoeven
parent 3c2543d39d
commit f446ade095
5 changed files with 52 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/soc/renesas/Kconfig
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@ -296,6 +296,10 @@ config SYSC_R8A774C0
bool "RZ/G2E System Controller support" if COMPILE_TEST
select SYSC_RCAR
config SYSC_R8A774E1
bool "RZ/G2H 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

1
drivers/soc/renesas/Makefile
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@ -10,6 +10,7 @@ obj-$(CONFIG_SYSC_R8A77470) += r8a77470-sysc.o
obj-$(CONFIG_SYSC_R8A774A1) += r8a774a1-sysc.o
obj-$(CONFIG_SYSC_R8A774B1) += r8a774b1-sysc.o
obj-$(CONFIG_SYSC_R8A774C0) += r8a774c0-sysc.o
obj-$(CONFIG_SYSC_R8A774E1) += r8a774e1-sysc.o
obj-$(CONFIG_SYSC_R8A7779) += r8a7779-sysc.o
obj-$(CONFIG_SYSC_R8A7790) += r8a7790-sysc.o
obj-$(CONFIG_SYSC_R8A7791) += r8a7791-sysc.o

43
drivers/soc/renesas/r8a774e1-sysc.c Normal file
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@ -0,0 +1,43 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Renesas RZ/G2H System Controller
* Copyright (C) 2020 Renesas Electronics Corp.
*
* Based on Renesas R-Car H3 System Controller
* Copyright (C) 2016-2017 Glider bvba
*/
#include <linux/kernel.h>
#include <dt-bindings/power/r8a774e1-sysc.h>
#include "rcar-sysc.h"
static const struct rcar_sysc_area r8a774e1_areas[] __initconst = {
{ "always-on", 0, 0, R8A774E1_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
{ "ca57-scu", 0x1c0, 0, R8A774E1_PD_CA57_SCU, R8A774E1_PD_ALWAYS_ON, PD_SCU },
{ "ca57-cpu0", 0x80, 0, R8A774E1_PD_CA57_CPU0, R8A774E1_PD_CA57_SCU, PD_CPU_NOCR },
{ "ca57-cpu1", 0x80, 1, R8A774E1_PD_CA57_CPU1, R8A774E1_PD_CA57_SCU, PD_CPU_NOCR },
{ "ca57-cpu2", 0x80, 2, R8A774E1_PD_CA57_CPU2, R8A774E1_PD_CA57_SCU, PD_CPU_NOCR },
{ "ca57-cpu3", 0x80, 3, R8A774E1_PD_CA57_CPU3, R8A774E1_PD_CA57_SCU, PD_CPU_NOCR },
{ "ca53-scu", 0x140, 0, R8A774E1_PD_CA53_SCU, R8A774E1_PD_ALWAYS_ON, PD_SCU },
{ "ca53-cpu0", 0x200, 0, R8A774E1_PD_CA53_CPU0, R8A774E1_PD_CA53_SCU, PD_CPU_NOCR },
{ "ca53-cpu1", 0x200, 1, R8A774E1_PD_CA53_CPU1, R8A774E1_PD_CA53_SCU, PD_CPU_NOCR },
{ "ca53-cpu2", 0x200, 2, R8A774E1_PD_CA53_CPU2, R8A774E1_PD_CA53_SCU, PD_CPU_NOCR },
{ "ca53-cpu3", 0x200, 3, R8A774E1_PD_CA53_CPU3, R8A774E1_PD_CA53_SCU, PD_CPU_NOCR },
{ "a3vp", 0x340, 0, R8A774E1_PD_A3VP, R8A774E1_PD_ALWAYS_ON },
{ "a3vc", 0x380, 0, R8A774E1_PD_A3VC, R8A774E1_PD_ALWAYS_ON },
{ "a2vc1", 0x3c0, 1, R8A774E1_PD_A2VC1, R8A774E1_PD_A3VC },
{ "3dg-a", 0x100, 0, R8A774E1_PD_3DG_A, R8A774E1_PD_ALWAYS_ON },
{ "3dg-b", 0x100, 1, R8A774E1_PD_3DG_B, R8A774E1_PD_3DG_A },
{ "3dg-c", 0x100, 2, R8A774E1_PD_3DG_C, R8A774E1_PD_3DG_B },
{ "3dg-d", 0x100, 3, R8A774E1_PD_3DG_D, R8A774E1_PD_3DG_C },
{ "3dg-e", 0x100, 4, R8A774E1_PD_3DG_E, R8A774E1_PD_3DG_D },
};
const struct rcar_sysc_info r8a774e1_sysc_info __initconst = {
.areas = r8a774e1_areas,
.num_areas = ARRAY_SIZE(r8a774e1_areas),
.extmask_offs = 0x2f8,
.extmask_val = BIT(0),
};

3
drivers/soc/renesas/rcar-sysc.c
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@ -296,6 +296,9 @@ static const struct of_device_id rcar_sysc_matches[] __initconst = {
#ifdef CONFIG_SYSC_R8A774C0
{ .compatible = "renesas,r8a774c0-sysc", .data = &r8a774c0_sysc_info },
#endif
#ifdef CONFIG_SYSC_R8A774E1
{ .compatible = "renesas,r8a774e1-sysc", .data = &r8a774e1_sysc_info },
#endif
#ifdef CONFIG_SYSC_R8A7779
{ .compatible = "renesas,r8a7779-sysc", .data = &r8a7779_sysc_info },
#endif

1
drivers/soc/renesas/rcar-sysc.h
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@ -56,6 +56,7 @@ extern const struct rcar_sysc_info r8a77470_sysc_info;
extern const struct rcar_sysc_info r8a774a1_sysc_info;
extern const struct rcar_sysc_info r8a774b1_sysc_info;
extern const struct rcar_sysc_info r8a774c0_sysc_info;
extern const struct rcar_sysc_info r8a774e1_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;