1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
5 * Derived from linux/arch/mips/bcm63xx/clk.c:
6 * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
10 #include <clk-uclass.h>
17 struct bcm6345_clk_priv {
21 static int bcm6345_clk_enable(struct clk *clk)
23 struct bcm6345_clk_priv *priv = dev_get_priv(clk->dev);
25 if (clk->id >= MAX_CLKS)
28 setbits_be32(priv->regs, BIT(clk->id));
33 static int bcm6345_clk_disable(struct clk *clk)
35 struct bcm6345_clk_priv *priv = dev_get_priv(clk->dev);
37 if (clk->id >= MAX_CLKS)
40 clrbits_be32(priv->regs, BIT(clk->id));
45 static struct clk_ops bcm6345_clk_ops = {
46 .disable = bcm6345_clk_disable,
47 .enable = bcm6345_clk_enable,
50 static const struct udevice_id bcm6345_clk_ids[] = {
51 { .compatible = "brcm,bcm6345-clk" },
55 static int bcm63xx_clk_probe(struct udevice *dev)
57 struct bcm6345_clk_priv *priv = dev_get_priv(dev);
61 addr = devfdt_get_addr_size_index(dev, 0, &size);
62 if (addr == FDT_ADDR_T_NONE)
65 priv->regs = ioremap(addr, size);
70 U_BOOT_DRIVER(clk_bcm6345) = {
71 .name = "clk_bcm6345",
73 .of_match = bcm6345_clk_ids,
74 .ops = &bcm6345_clk_ops,
75 .probe = bcm63xx_clk_probe,
76 .priv_auto_alloc_size = sizeof(struct bcm6345_clk_priv),