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 <log.h>
   9 #include <syscon.h>
  10 #include <asm/arch-rockchip/clock.h>
  11
  12 static const struct udevice_id rk3399_syscon_ids[] = {
  13         { .compatible = "rockchip,rk3399-grf", .data = ROCKCHIP_SYSCON_GRF },
  14         { .compatible = "rockchip,rk3399-pmugrf", .data = ROCKCHIP_SYSCON_PMUGRF },
  15         { .compatible = "rockchip,rk3399-pmusgrf", .data = ROCKCHIP_SYSCON_PMUSGRF },
  16         { .compatible = "rockchip,rk3399-cic", .data = ROCKCHIP_SYSCON_CIC },
  17         { .compatible = "rockchip,rk3399-pmu", .data = ROCKCHIP_SYSCON_PMU },
  18         { }
  19 };
  20
  21 U_BOOT_DRIVER(syscon_rk3399) = {
  22         .name = "rk3399_syscon",
  23         .id = UCLASS_SYSCON,
  24 #if !CONFIG_IS_ENABLED(OF_PLATDATA)
  25         .bind = dm_scan_fdt_dev,
  26 #endif
  27         .of_match = rk3399_syscon_ids,
  28 };
  29
  30 #if CONFIG_IS_ENABLED(OF_PLATDATA)
  31 static int rk3399_syscon_bind_of_platdata(struct udevice *dev)
  32 {
  33         dev->driver_data = dev->driver->of_match->data;
  34         debug("syscon: %s %d\n", dev->name, (uint)dev->driver_data);
  35
  36         return 0;
  37 }
  38
  39 U_BOOT_DRIVER(rockchip_rk3399_grf) = {
  40         .name = "rockchip_rk3399_grf",
  41         .id = UCLASS_SYSCON,
  42         .of_match = rk3399_syscon_ids,
  43         .bind = rk3399_syscon_bind_of_platdata,
  44 };
  45
  46 U_BOOT_DRIVER(rockchip_rk3399_pmugrf) = {
  47         .name = "rockchip_rk3399_pmugrf",
  48         .id = UCLASS_SYSCON,
  49         .of_match = rk3399_syscon_ids + 1,
  50         .bind = rk3399_syscon_bind_of_platdata,
  51 };
  52
  53 U_BOOT_DRIVER(rockchip_rk3399_pmusgrf) = {
  54         .name = "rockchip_rk3399_pmusgrf",
  55         .id = UCLASS_SYSCON,
  56         .of_match = rk3399_syscon_ids + 2,
  57         .bind = rk3399_syscon_bind_of_platdata,
  58 };
  59
  60 U_BOOT_DRIVER(rockchip_rk3399_cic) = {
  61         .name = "rockchip_rk3399_cic",
  62         .id = UCLASS_SYSCON,
  63         .of_match = rk3399_syscon_ids + 3,
  64         .bind = rk3399_syscon_bind_of_platdata,
  65 };
  66
  67 U_BOOT_DRIVER(rockchip_rk3399_pmu) = {
  68         .name = "rockchip_rk3399_pmu",
  69         .id = UCLASS_SYSCON,
  70         .of_match = rk3399_syscon_ids + 4,
  71         .bind = rk3399_syscon_bind_of_platdata,
  72 };
  73 #endif