| /* |
| * Copyright (C) 2015 Google, Inc |
| * Written by Simon Glass <sjg@chromium.org> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <clk.h> |
| #include <dm.h> |
| #include <errno.h> |
| #include <dm/lists.h> |
| #include <dm/root.h> |
| |
| ulong clk_get_rate(struct udevice *dev) |
| { |
| struct clk_ops *ops = clk_get_ops(dev); |
| |
| if (!ops->get_rate) |
| return -ENOSYS; |
| |
| return ops->get_rate(dev); |
| } |
| |
| ulong clk_set_rate(struct udevice *dev, ulong rate) |
| { |
| struct clk_ops *ops = clk_get_ops(dev); |
| |
| if (!ops->set_rate) |
| return -ENOSYS; |
| |
| return ops->set_rate(dev, rate); |
| } |
| |
| ulong clk_get_periph_rate(struct udevice *dev, int periph) |
| { |
| struct clk_ops *ops = clk_get_ops(dev); |
| |
| if (!ops->get_periph_rate) |
| return -ENOSYS; |
| |
| return ops->get_periph_rate(dev, periph); |
| } |
| |
| ulong clk_set_periph_rate(struct udevice *dev, int periph, ulong rate) |
| { |
| struct clk_ops *ops = clk_get_ops(dev); |
| |
| if (!ops->set_periph_rate) |
| return -ENOSYS; |
| |
| return ops->set_periph_rate(dev, periph, rate); |
| } |
| |
| UCLASS_DRIVER(clk) = { |
| .id = UCLASS_CLK, |
| .name = "clk", |
| }; |