1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * 4 * Copyright (C) 2010 John Crispin <john@phrozen.org> 5 */ 6 7 #ifndef _LTQ_CLK_H__ 8 #define _LTQ_CLK_H__ 9 10 #include <linux/clkdev.h> 11 12 /* clock speeds */ 13 #define CLOCK_33M 33333333 14 #define CLOCK_60M 60000000 15 #define CLOCK_62_5M 62500000 16 #define CLOCK_83M 83333333 17 #define CLOCK_83_5M 83500000 18 #define CLOCK_98_304M 98304000 19 #define CLOCK_100M 100000000 20 #define CLOCK_111M 111111111 21 #define CLOCK_125M 125000000 22 #define CLOCK_133M 133333333 23 #define CLOCK_150M 150000000 24 #define CLOCK_166M 166666666 25 #define CLOCK_167M 166666667 26 #define CLOCK_196_608M 196608000 27 #define CLOCK_200M 200000000 28 #define CLOCK_222M 222000000 29 #define CLOCK_240M 240000000 30 #define CLOCK_250M 250000000 31 #define CLOCK_266M 266666666 32 #define CLOCK_288M 288888888 33 #define CLOCK_300M 300000000 34 #define CLOCK_333M 333333333 35 #define CLOCK_360M 360000000 36 #define CLOCK_393M 393215332 37 #define CLOCK_400M 400000000 38 #define CLOCK_432M 432000000 39 #define CLOCK_450M 450000000 40 #define CLOCK_500M 500000000 41 #define CLOCK_600M 600000000 42 #define CLOCK_666M 666666666 43 #define CLOCK_720M 720000000 44 45 /* clock out speeds */ 46 #define CLOCK_32_768K 32768 47 #define CLOCK_1_536M 1536000 48 #define CLOCK_2_5M 2500000 49 #define CLOCK_12M 12000000 50 #define CLOCK_24M 24000000 51 #define CLOCK_25M 25000000 52 #define CLOCK_30M 30000000 53 #define CLOCK_40M 40000000 54 #define CLOCK_48M 48000000 55 #define CLOCK_50M 50000000 56 #define CLOCK_60M 60000000 57 58 struct clk { 59 struct clk_lookup cl; 60 unsigned long rate; 61 unsigned long *rates; 62 unsigned int module; 63 unsigned int bits; 64 unsigned long (*get_rate) (void); 65 int (*enable) (struct clk *clk); 66 void (*disable) (struct clk *clk); 67 int (*activate) (struct clk *clk); 68 void (*deactivate) (struct clk *clk); 69 void (*reboot) (struct clk *clk); 70 }; 71 72 extern void clkdev_add_static(unsigned long cpu, unsigned long fpi, 73 unsigned long io, unsigned long ppe); 74 75 extern unsigned long ltq_danube_cpu_hz(void); 76 extern unsigned long ltq_danube_fpi_hz(void); 77 extern unsigned long ltq_danube_pp32_hz(void); 78 79 extern unsigned long ltq_ar9_cpu_hz(void); 80 extern unsigned long ltq_ar9_fpi_hz(void); 81 82 extern unsigned long ltq_vr9_cpu_hz(void); 83 extern unsigned long ltq_vr9_fpi_hz(void); 84 extern unsigned long ltq_vr9_pp32_hz(void); 85 86 extern unsigned long ltq_ar10_cpu_hz(void); 87 extern unsigned long ltq_ar10_fpi_hz(void); 88 extern unsigned long ltq_ar10_pp32_hz(void); 89 90 extern unsigned long ltq_grx390_cpu_hz(void); 91 extern unsigned long ltq_grx390_fpi_hz(void); 92 extern unsigned long ltq_grx390_pp32_hz(void); 93 94 #endif 95