1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * (C) Copyright 2017 Rockchip Electronics Co., Ltd
4 * Author: Andy Yan <andy.yan@rock-chips.com>
5 * (C) Copyright 2017 Theobroma Systems Design und Consulting GmbH
6 */
7
8#include <common.h>
9#include <dm.h>
10#include <log.h>
11#include <syscon.h>
12#include <asm/arch-rockchip/clock.h>
13
14static const struct udevice_id rk3368_syscon_ids[] = {
15	{ .compatible = "rockchip,rk3368-grf",
16	  .data = ROCKCHIP_SYSCON_GRF },
17	{ .compatible = "rockchip,rk3368-pmugrf",
18	  .data = ROCKCHIP_SYSCON_PMUGRF },
19	{ .compatible = "rockchip,rk3368-msch",
20	  .data = ROCKCHIP_SYSCON_MSCH },
21	{ .compatible = "rockchip,rk3368-sgrf",
22	  .data = ROCKCHIP_SYSCON_SGRF },
23	{ }
24};
25
26U_BOOT_DRIVER(syscon_rk3368) = {
27	.name = "rk3368_syscon",
28	.id = UCLASS_SYSCON,
29	.of_match = rk3368_syscon_ids,
30};
31
32#if CONFIG_IS_ENABLED(OF_PLATDATA)
33static int rk3368_syscon_bind_of_plat(struct udevice *dev)
34{
35	dev->driver_data = dev->driver->of_match->data;
36	debug("syscon: %s %d\n", dev->name, (uint)dev->driver_data);
37
38	return 0;
39}
40
41U_BOOT_DRIVER(rockchip_rk3368_grf) = {
42	.name = "rockchip_rk3368_grf",
43	.id = UCLASS_SYSCON,
44	.of_match = rk3368_syscon_ids,
45	.bind = rk3368_syscon_bind_of_plat,
46};
47
48U_BOOT_DRIVER(rockchip_rk3368_pmugrf) = {
49	.name = "rockchip_rk3368_pmugrf",
50	.id = UCLASS_SYSCON,
51	.of_match = rk3368_syscon_ids + 1,
52	.bind = rk3368_syscon_bind_of_plat,
53};
54
55U_BOOT_DRIVER(rockchip_rk3368_msch) = {
56	.name = "rockchip_rk3368_msch",
57	.id = UCLASS_SYSCON,
58	.of_match = rk3368_syscon_ids + 2,
59	.bind = rk3368_syscon_bind_of_plat,
60};
61
62U_BOOT_DRIVER(rockchip_rk3368_sgrf) = {
63	.name = "rockchip_rk3368_sgrf",
64	.id = UCLASS_SYSCON,
65	.of_match = rk3368_syscon_ids + 3,
66	.bind = rk3368_syscon_bind_of_plat,
67};
68#endif
69