1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
2 /*
3 * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
4 */
5
6 #include <common.h>
7 #include <clk.h>
8 #include <dm.h>
9 #include <syscon.h>
10 #include <asm/arch/stm32.h>
11
12 static const struct udevice_id stm32mp_syscon_ids[] = {
13 { .compatible = "st,stm32mp157-syscfg",
14 .data = STM32MP_SYSCON_SYSCFG },
15 { }
16 };
17
stm32mp_syscon_probe(struct udevice * dev)18 static int stm32mp_syscon_probe(struct udevice *dev)
19 {
20 struct clk_bulk clk_bulk;
21 int ret;
22
23 ret = clk_get_bulk(dev, &clk_bulk);
24 if (!ret)
25 clk_enable_bulk(&clk_bulk);
26
27 return 0;
28 }
29
30 U_BOOT_DRIVER(syscon_stm32mp) = {
31 .name = "stmp32mp_syscon",
32 .id = UCLASS_SYSCON,
33 .of_match = stm32mp_syscon_ids,
34 .bind = dm_scan_fdt_dev,
35 .probe = stm32mp_syscon_probe,
36 };
37