arch/arm/mach-rockchip/rk3399/syscon_rk3399.c

   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-rockchip/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)
  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