1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Renesas R-Car M3-W/W+ System Controller
4  *
5  * Copyright (C) 2016 Glider bvba
6  * Copyright (C) 2018-2019 Renesas Electronics Corporation
7  */
8 
9 #include <linux/bits.h>
10 #include <linux/kernel.h>
11 
12 #include <dt-bindings/power/r8a7796-sysc.h>
13 
14 #include "rcar-sysc.h"
15 
16 static struct rcar_sysc_area r8a7796_areas[] __initdata = {
17 	{ "always-on",	    0, 0, R8A7796_PD_ALWAYS_ON,	-1, PD_ALWAYS_ON },
18 	{ "ca57-scu",	0x1c0, 0, R8A7796_PD_CA57_SCU,	R8A7796_PD_ALWAYS_ON,
19 	  PD_SCU },
20 	{ "ca57-cpu0",	 0x80, 0, R8A7796_PD_CA57_CPU0,	R8A7796_PD_CA57_SCU,
21 	  PD_CPU_NOCR },
22 	{ "ca57-cpu1",	 0x80, 1, R8A7796_PD_CA57_CPU1,	R8A7796_PD_CA57_SCU,
23 	  PD_CPU_NOCR },
24 	{ "ca53-scu",	0x140, 0, R8A7796_PD_CA53_SCU,	R8A7796_PD_ALWAYS_ON,
25 	  PD_SCU },
26 	{ "ca53-cpu0",	0x200, 0, R8A7796_PD_CA53_CPU0,	R8A7796_PD_CA53_SCU,
27 	  PD_CPU_NOCR },
28 	{ "ca53-cpu1",	0x200, 1, R8A7796_PD_CA53_CPU1,	R8A7796_PD_CA53_SCU,
29 	  PD_CPU_NOCR },
30 	{ "ca53-cpu2",	0x200, 2, R8A7796_PD_CA53_CPU2,	R8A7796_PD_CA53_SCU,
31 	  PD_CPU_NOCR },
32 	{ "ca53-cpu3",	0x200, 3, R8A7796_PD_CA53_CPU3,	R8A7796_PD_CA53_SCU,
33 	  PD_CPU_NOCR },
34 	{ "cr7",	0x240, 0, R8A7796_PD_CR7,	R8A7796_PD_ALWAYS_ON },
35 	{ "a3vc",	0x380, 0, R8A7796_PD_A3VC,	R8A7796_PD_ALWAYS_ON },
36 	{ "a2vc0",	0x3c0, 0, R8A7796_PD_A2VC0,	R8A7796_PD_A3VC },
37 	{ "a2vc1",	0x3c0, 1, R8A7796_PD_A2VC1,	R8A7796_PD_A3VC },
38 	{ "3dg-a",	0x100, 0, R8A7796_PD_3DG_A,	R8A7796_PD_ALWAYS_ON },
39 	{ "3dg-b",	0x100, 1, R8A7796_PD_3DG_B,	R8A7796_PD_3DG_A },
40 	{ "a3ir",	0x180, 0, R8A7796_PD_A3IR,	R8A7796_PD_ALWAYS_ON },
41 };
42 
43 
44 #ifdef CONFIG_SYSC_R8A77960
45 const struct rcar_sysc_info r8a77960_sysc_info __initconst = {
46 	.areas = r8a7796_areas,
47 	.num_areas = ARRAY_SIZE(r8a7796_areas),
48 };
49 #endif /* CONFIG_SYSC_R8A77960 */
50 
51 #ifdef CONFIG_SYSC_R8A77961
52 static int __init r8a77961_sysc_init(void)
53 {
54 	rcar_sysc_nullify(r8a7796_areas, ARRAY_SIZE(r8a7796_areas),
55 			  R8A7796_PD_A2VC0);
56 
57 	return 0;
58 }
59 
60 const struct rcar_sysc_info r8a77961_sysc_info __initconst = {
61 	.init = r8a77961_sysc_init,
62 	.areas = r8a7796_areas,
63 	.num_areas = ARRAY_SIZE(r8a7796_areas),
64 	.extmask_offs = 0x2f8,
65 	.extmask_val = BIT(0),
66 };
67 #endif /* CONFIG_SYSC_R8A77961 */
68