diff options
Diffstat (limited to 'drivers/clk/at91/clk-slow.c')
-rw-r--r-- | drivers/clk/at91/clk-slow.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/clk/at91/clk-slow.c b/drivers/clk/at91/clk-slow.c new file mode 100644 index 0000000000..f7666b4041 --- /dev/null +++ b/drivers/clk/at91/clk-slow.c @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2016 Atmel Corporation + * Wenyou.Yang <wenyou.yang@atmel.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <clk-uclass.h> +#include <dm/device.h> + +static int at91_slow_clk_enable(struct clk *clk) +{ + return 0; +} + +static ulong at91_slow_clk_get_rate(struct clk *clk) +{ + return CONFIG_SYS_AT91_SLOW_CLOCK; +} + +static struct clk_ops at91_slow_clk_ops = { + .enable = at91_slow_clk_enable, + .get_rate = at91_slow_clk_get_rate, +}; + +static const struct udevice_id at91_slow_clk_match[] = { + { .compatible = "atmel,at91sam9x5-clk-slow" }, + {} +}; + +U_BOOT_DRIVER(at91_slow_clk) = { + .name = "at91-slow-clk", + .id = UCLASS_CLK, + .of_match = at91_slow_clk_match, + .ops = &at91_slow_clk_ops, +}; |