1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * Renesas R-Car E3 System Controller
 4 *
 5 * Copyright (C) 2018 Renesas Electronics Corp.
 6 */
 7
 8#include <linux/bits.h>
 9#include <linux/kernel.h>
10#include <linux/sys_soc.h>
11
12#include <dt-bindings/power/r8a77990-sysc.h>
13
14#include "rcar-sysc.h"
15
16static struct rcar_sysc_area r8a77990_areas[] __initdata = {
17	{ "always-on",	    0, 0, R8A77990_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
18	{ "ca53-scu",	0x140, 0, R8A77990_PD_CA53_SCU,  R8A77990_PD_ALWAYS_ON,
19	  PD_SCU },
20	{ "ca53-cpu0",	0x200, 0, R8A77990_PD_CA53_CPU0, R8A77990_PD_CA53_SCU,
21	  PD_CPU_NOCR },
22	{ "ca53-cpu1",	0x200, 1, R8A77990_PD_CA53_CPU1, R8A77990_PD_CA53_SCU,
23	  PD_CPU_NOCR },
24	{ "cr7",	0x240, 0, R8A77990_PD_CR7,	R8A77990_PD_ALWAYS_ON },
25	{ "a3vc",	0x380, 0, R8A77990_PD_A3VC,	R8A77990_PD_ALWAYS_ON },
26	{ "a2vc1",	0x3c0, 1, R8A77990_PD_A2VC1,	R8A77990_PD_A3VC },
27	{ "3dg-a",	0x100, 0, R8A77990_PD_3DG_A,	R8A77990_PD_ALWAYS_ON },
28	{ "3dg-b",	0x100, 1, R8A77990_PD_3DG_B,	R8A77990_PD_3DG_A },
29};
30
31/* Fixups for R-Car E3 ES1.0 revision */
32static const struct soc_device_attribute r8a77990[] __initconst = {
33	{ .soc_id = "r8a77990", .revision = "ES1.0" },
34	{ /* sentinel */ }
35};
36
37static int __init r8a77990_sysc_init(void)
38{
39	if (soc_device_match(r8a77990)) {
40		/* Fix incorrect 3DG hierarchy */
41		swap(r8a77990_areas[7], r8a77990_areas[8]);
42		r8a77990_areas[7].parent = R8A77990_PD_ALWAYS_ON;
43		r8a77990_areas[8].parent = R8A77990_PD_3DG_B;
44	}
45
46	return 0;
47}
48
49const struct rcar_sysc_info r8a77990_sysc_info __initconst = {
50	.init = r8a77990_sysc_init,
51	.areas = r8a77990_areas,
52	.num_areas = ARRAY_SIZE(r8a77990_areas),
53	.extmask_offs = 0x2f8,
54	.extmask_val = BIT(0),
55};

 1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * Renesas R-Car E3 System Controller
 4 *
 5 * Copyright (C) 2018 Renesas Electronics Corp.
 6 */
 7
 8#include <linux/bits.h>
 9#include <linux/kernel.h>
10#include <linux/sys_soc.h>
11
12#include <dt-bindings/power/r8a77990-sysc.h>
13
14#include "rcar-sysc.h"
15
16static struct rcar_sysc_area r8a77990_areas[] __initdata = {
17	{ "always-on",	    0, 0, R8A77990_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
18	{ "ca53-scu",	0x140, 0, R8A77990_PD_CA53_SCU,  R8A77990_PD_ALWAYS_ON,
19	  PD_SCU },
20	{ "ca53-cpu0",	0x200, 0, R8A77990_PD_CA53_CPU0, R8A77990_PD_CA53_SCU,
21	  PD_CPU_NOCR },
22	{ "ca53-cpu1",	0x200, 1, R8A77990_PD_CA53_CPU1, R8A77990_PD_CA53_SCU,
23	  PD_CPU_NOCR },
24	{ "cr7",	0x240, 0, R8A77990_PD_CR7,	R8A77990_PD_ALWAYS_ON },
25	{ "a3vc",	0x380, 0, R8A77990_PD_A3VC,	R8A77990_PD_ALWAYS_ON },
26	{ "a2vc1",	0x3c0, 1, R8A77990_PD_A2VC1,	R8A77990_PD_A3VC },
27	{ "3dg-a",	0x100, 0, R8A77990_PD_3DG_A,	R8A77990_PD_ALWAYS_ON },
28	{ "3dg-b",	0x100, 1, R8A77990_PD_3DG_B,	R8A77990_PD_3DG_A },
29};
30
31/* Fixups for R-Car E3 ES1.0 revision */
32static const struct soc_device_attribute r8a77990[] __initconst = {
33	{ .soc_id = "r8a77990", .revision = "ES1.0" },
34	{ /* sentinel */ }
35};
36
37static int __init r8a77990_sysc_init(void)
38{
39	if (soc_device_match(r8a77990)) {
40		/* Fix incorrect 3DG hierarchy */
41		swap(r8a77990_areas[7], r8a77990_areas[8]);
42		r8a77990_areas[7].parent = R8A77990_PD_ALWAYS_ON;
43		r8a77990_areas[8].parent = R8A77990_PD_3DG_B;
44	}
45
46	return 0;
47}
48
49const struct rcar_sysc_info r8a77990_sysc_info __initconst = {
50	.init = r8a77990_sysc_init,
51	.areas = r8a77990_areas,
52	.num_areas = ARRAY_SIZE(r8a77990_areas),
53	.extmask_offs = 0x2f8,
54	.extmask_val = BIT(0),
55};