clk_backend.h revision 1.2.10.2
1 1.2.10.2 jdolecek /* $NetBSD: clk_backend.h,v 1.2.10.2 2017/12/03 11:37:00 jdolecek Exp $ */ 2 1.2.10.2 jdolecek 3 1.2.10.2 jdolecek /*- 4 1.2.10.2 jdolecek * Copyright (c) 2015 Jared D. McNeill <jmcneill (at) invisible.ca> 5 1.2.10.2 jdolecek * All rights reserved. 6 1.2.10.2 jdolecek * 7 1.2.10.2 jdolecek * Redistribution and use in source and binary forms, with or without 8 1.2.10.2 jdolecek * modification, are permitted provided that the following conditions 9 1.2.10.2 jdolecek * are met: 10 1.2.10.2 jdolecek * 1. Redistributions of source code must retain the above copyright 11 1.2.10.2 jdolecek * notice, this list of conditions and the following disclaimer. 12 1.2.10.2 jdolecek * 2. Redistributions in binary form must reproduce the above copyright 13 1.2.10.2 jdolecek * notice, this list of conditions and the following disclaimer in the 14 1.2.10.2 jdolecek * documentation and/or other materials provided with the distribution. 15 1.2.10.2 jdolecek * 16 1.2.10.2 jdolecek * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 1.2.10.2 jdolecek * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 1.2.10.2 jdolecek * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 1.2.10.2 jdolecek * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 1.2.10.2 jdolecek * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 1.2.10.2 jdolecek * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 1.2.10.2 jdolecek * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 1.2.10.2 jdolecek * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 1.2.10.2 jdolecek * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 1.2.10.2 jdolecek * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 1.2.10.2 jdolecek * SUCH DAMAGE. 27 1.2.10.2 jdolecek */ 28 1.2.10.2 jdolecek 29 1.2.10.2 jdolecek #ifndef _DEV_CLK_CLK_BACKEND_H 30 1.2.10.2 jdolecek #define _DEV_CLK_CLK_BACKEND_H 31 1.2.10.2 jdolecek 32 1.2.10.2 jdolecek #include <dev/clk/clk.h> 33 1.2.10.2 jdolecek 34 1.2.10.2 jdolecek struct clk_domain { 35 1.2.10.2 jdolecek const struct clk_funcs *funcs; 36 1.2.10.2 jdolecek void *priv; 37 1.2.10.2 jdolecek }; 38 1.2.10.2 jdolecek 39 1.2.10.2 jdolecek struct clk { 40 1.2.10.2 jdolecek struct clk_domain *domain; 41 1.2.10.2 jdolecek const char *name; 42 1.2.10.2 jdolecek u_int flags; 43 1.2.10.2 jdolecek #define CLK_SET_RATE_PARENT 0x01 44 1.2.10.2 jdolecek }; 45 1.2.10.2 jdolecek 46 1.2.10.2 jdolecek struct clk_funcs { 47 1.2.10.2 jdolecek struct clk *(*get)(void *, const char *); 48 1.2.10.2 jdolecek void (*put)(void *, struct clk *); 49 1.2.10.2 jdolecek 50 1.2.10.2 jdolecek u_int (*get_rate)(void *, struct clk *); 51 1.2.10.2 jdolecek int (*set_rate)(void *, struct clk *, u_int); 52 1.2.10.2 jdolecek int (*enable)(void *, struct clk *); 53 1.2.10.2 jdolecek int (*disable)(void *, struct clk *); 54 1.2.10.2 jdolecek int (*set_parent)(void *, struct clk *, struct clk *); 55 1.2.10.2 jdolecek struct clk *(*get_parent)(void *, struct clk *); 56 1.2.10.2 jdolecek }; 57 1.2.10.2 jdolecek 58 1.2.10.2 jdolecek #endif /* _DEV_CLK_CLK_BACKEND_H */ 59
Indexes created Tue Sep 30 11:09:46 GMT 2025