1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright 2018 Emmanuel Vadot <manu@FreeBSD.org> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #ifndef _RK_CLK_PLL_H_ 29 #define _RK_CLK_PLL_H_ 30 31 #include <dev/clk/clk.h> 32 33 struct rk_clk_pll_rate { 34 uint32_t freq; 35 uint32_t refdiv; 36 uint32_t fbdiv; 37 uint32_t postdiv1; 38 uint32_t postdiv2; 39 uint32_t dsmpd; 40 uint32_t frac; 41 uint32_t bwadj; 42 }; 43 44 struct rk_clk_pll_def { 45 struct clknode_init_def clkdef; 46 uint32_t base_offset; 47 48 uint32_t gate_offset; 49 uint32_t gate_shift; 50 51 uint32_t mode_reg; 52 uint32_t mode_shift; 53 54 uint32_t flags; 55 56 struct rk_clk_pll_rate *rates; 57 struct rk_clk_pll_rate *frac_rates; 58 }; 59 60 #define RK_CLK_PLL_HAVE_GATE 0x1 61 62 int rk3066_clk_pll_register(struct clkdom *clkdom, struct rk_clk_pll_def *clkdef); 63 int rk3328_clk_pll_register(struct clkdom *clkdom, struct rk_clk_pll_def *clkdef); 64 int rk3399_clk_pll_register(struct clkdom *clkdom, struct rk_clk_pll_def *clkdef); 65 66 #endif /* _RK_CLK_PLL_H_ */ 67