1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * (C) Copyright 2016 Rockchip Electronics Co., Ltd
4 */
5
6 #include <common.h>
7 #include <dm.h>
8 #include <syscon.h>
9 #include <asm/arch/clock.h>
10
11 static const struct udevice_id rk3399_syscon_ids[] = {
12 { .compatible = "rockchip,rk3399-grf", .data = ROCKCHIP_SYSCON_GRF },
13 { .compatible = "rockchip,rk3399-pmugrf", .data = ROCKCHIP_SYSCON_PMUGRF },
14 { .compatible = "rockchip,rk3399-pmusgrf", .data = ROCKCHIP_SYSCON_PMUSGRF },
15 { .compatible = "rockchip,rk3399-cic", .data = ROCKCHIP_SYSCON_CIC },
16 { }
17 };
18
19 U_BOOT_DRIVER(syscon_rk3399) = {
20 .name = "rk3399_syscon",
21 .id = UCLASS_SYSCON,
22 .of_match = rk3399_syscon_ids,
23 };
24
25 #if CONFIG_IS_ENABLED(OF_PLATDATA)
rk3399_syscon_bind_of_platdata(struct udevice * dev)26 static int rk3399_syscon_bind_of_platdata(struct udevice *dev)
27 {
28 dev->driver_data = dev->driver->of_match->data;
29 debug("syscon: %s %d\n", dev->name, (uint)dev->driver_data);
30
31 return 0;
32 }
33
34 U_BOOT_DRIVER(rockchip_rk3399_grf) = {
35 .name = "rockchip_rk3399_grf",
36 .id = UCLASS_SYSCON,
37 .of_match = rk3399_syscon_ids,
38 .bind = rk3399_syscon_bind_of_platdata,
39 };
40
41 U_BOOT_DRIVER(rockchip_rk3399_pmugrf) = {
42 .name = "rockchip_rk3399_pmugrf",
43 .id = UCLASS_SYSCON,
44 .of_match = rk3399_syscon_ids + 1,
45 .bind = rk3399_syscon_bind_of_platdata,
46 };
47
48 U_BOOT_DRIVER(rockchip_rk3399_pmusgrf) = {
49 .name = "rockchip_rk3399_pmusgrf",
50 .id = UCLASS_SYSCON,
51 .of_match = rk3399_syscon_ids + 2,
52 .bind = rk3399_syscon_bind_of_platdata,
53 };
54
55 U_BOOT_DRIVER(rockchip_rk3399_cic) = {
56 .name = "rockchip_rk3399_cic",
57 .id = UCLASS_SYSCON,
58 .of_match = rk3399_syscon_ids + 3,
59 .bind = rk3399_syscon_bind_of_platdata,
60 };
61 #endif
62