xref: /rk3399_rockchip-uboot/arch/arm/include/asm/kona-common/clk.h (revision 4e0114d9679173cfe8bfaffb8b4fb4bbf8cdaa10)
1b3134fceSDarwin Rambo /*
2b3134fceSDarwin Rambo  * Copyright 2013 Broadcom Corporation.
3b3134fceSDarwin Rambo  *
4b3134fceSDarwin Rambo  * SPDX-License-Identifier:      GPL-2.0+
5b3134fceSDarwin Rambo  */
6b3134fceSDarwin Rambo 
7b3134fceSDarwin Rambo /* This API file is loosely based on u-boot/drivers/video/ipu.h and linux */
8b3134fceSDarwin Rambo 
9b3134fceSDarwin Rambo #ifndef __KONA_COMMON_CLK_H
10b3134fceSDarwin Rambo #define __KONA_COMMON_CLK_H
11b3134fceSDarwin Rambo 
12b3134fceSDarwin Rambo #include <linux/types.h>
13b3134fceSDarwin Rambo 
14b3134fceSDarwin Rambo struct clk;
15b3134fceSDarwin Rambo 
16b3134fceSDarwin Rambo /* Only implement required functions for your specific architecture */
17b3134fceSDarwin Rambo int clk_init(void);
18b3134fceSDarwin Rambo struct clk *clk_get(const char *id);
19b3134fceSDarwin Rambo int clk_enable(struct clk *clk);
20b3134fceSDarwin Rambo void clk_disable(struct clk *clk);
21b3134fceSDarwin Rambo unsigned long clk_get_rate(struct clk *clk);
22b3134fceSDarwin Rambo long clk_round_rate(struct clk *clk, unsigned long rate);
23b3134fceSDarwin Rambo int clk_set_rate(struct clk *clk, unsigned long rate);
24b3134fceSDarwin Rambo int clk_set_parent(struct clk *clk, struct clk *parent);
25b3134fceSDarwin Rambo struct clk *clk_get_parent(struct clk *clk);
26b3134fceSDarwin Rambo int clk_sdio_enable(void *base, u32 rate, u32 *actual_ratep);
27b3134fceSDarwin Rambo int clk_bsc_enable(void *base);
28*4d013d8fSSteve Rae int clk_usb_otg_enable(void *base);
29b3134fceSDarwin Rambo 
30b3134fceSDarwin Rambo #endif
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