1d2912cb1SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 2171bb2f1SJohn Crispin /* 3171bb2f1SJohn Crispin * 497b92108SJohn Crispin * Copyright (C) 2010 John Crispin <john@phrozen.org> 5171bb2f1SJohn Crispin */ 6171bb2f1SJohn Crispin 7171bb2f1SJohn Crispin #ifndef _LTQ_CLK_H__ 8171bb2f1SJohn Crispin #define _LTQ_CLK_H__ 9171bb2f1SJohn Crispin 10287e3f3fSJohn Crispin #include <linux/clkdev.h> 11171bb2f1SJohn Crispin 12287e3f3fSJohn Crispin /* clock speeds */ 13287e3f3fSJohn Crispin #define CLOCK_33M 33333333 14287e3f3fSJohn Crispin #define CLOCK_60M 60000000 15287e3f3fSJohn Crispin #define CLOCK_62_5M 62500000 16287e3f3fSJohn Crispin #define CLOCK_83M 83333333 17287e3f3fSJohn Crispin #define CLOCK_83_5M 83500000 18287e3f3fSJohn Crispin #define CLOCK_98_304M 98304000 19287e3f3fSJohn Crispin #define CLOCK_100M 100000000 20287e3f3fSJohn Crispin #define CLOCK_111M 111111111 21287e3f3fSJohn Crispin #define CLOCK_125M 125000000 22287e3f3fSJohn Crispin #define CLOCK_133M 133333333 23287e3f3fSJohn Crispin #define CLOCK_150M 150000000 24287e3f3fSJohn Crispin #define CLOCK_166M 166666666 25287e3f3fSJohn Crispin #define CLOCK_167M 166666667 26287e3f3fSJohn Crispin #define CLOCK_196_608M 196608000 27287e3f3fSJohn Crispin #define CLOCK_200M 200000000 28740c606eSJohn Crispin #define CLOCK_222M 222000000 29740c606eSJohn Crispin #define CLOCK_240M 240000000 30287e3f3fSJohn Crispin #define CLOCK_250M 250000000 31287e3f3fSJohn Crispin #define CLOCK_266M 266666666 3218a3af60SHauke Mehrtens #define CLOCK_288M 288888888 33287e3f3fSJohn Crispin #define CLOCK_300M 300000000 34287e3f3fSJohn Crispin #define CLOCK_333M 333333333 3561e371d8SHauke Mehrtens #define CLOCK_360M 360000000 36287e3f3fSJohn Crispin #define CLOCK_393M 393215332 37287e3f3fSJohn Crispin #define CLOCK_400M 400000000 3818a3af60SHauke Mehrtens #define CLOCK_432M 432000000 39740c606eSJohn Crispin #define CLOCK_450M 450000000 40287e3f3fSJohn Crispin #define CLOCK_500M 500000000 41287e3f3fSJohn Crispin #define CLOCK_600M 600000000 4261e371d8SHauke Mehrtens #define CLOCK_666M 666666666 4361e371d8SHauke Mehrtens #define CLOCK_720M 720000000 44287e3f3fSJohn Crispin 45287e3f3fSJohn Crispin /* clock out speeds */ 46287e3f3fSJohn Crispin #define CLOCK_32_768K 32768 47287e3f3fSJohn Crispin #define CLOCK_1_536M 1536000 48287e3f3fSJohn Crispin #define CLOCK_2_5M 2500000 49287e3f3fSJohn Crispin #define CLOCK_12M 12000000 50287e3f3fSJohn Crispin #define CLOCK_24M 24000000 51287e3f3fSJohn Crispin #define CLOCK_25M 25000000 52287e3f3fSJohn Crispin #define CLOCK_30M 30000000 53287e3f3fSJohn Crispin #define CLOCK_40M 40000000 54287e3f3fSJohn Crispin #define CLOCK_48M 48000000 55287e3f3fSJohn Crispin #define CLOCK_50M 50000000 56287e3f3fSJohn Crispin #define CLOCK_60M 60000000 57287e3f3fSJohn Crispin 58287e3f3fSJohn Crispin struct clk { 59287e3f3fSJohn Crispin struct clk_lookup cl; 60287e3f3fSJohn Crispin unsigned long rate; 61287e3f3fSJohn Crispin unsigned long *rates; 62287e3f3fSJohn Crispin unsigned int module; 63287e3f3fSJohn Crispin unsigned int bits; 64287e3f3fSJohn Crispin unsigned long (*get_rate) (void); 65287e3f3fSJohn Crispin int (*enable) (struct clk *clk); 66287e3f3fSJohn Crispin void (*disable) (struct clk *clk); 67287e3f3fSJohn Crispin int (*activate) (struct clk *clk); 68287e3f3fSJohn Crispin void (*deactivate) (struct clk *clk); 69287e3f3fSJohn Crispin void (*reboot) (struct clk *clk); 70287e3f3fSJohn Crispin }; 71287e3f3fSJohn Crispin 72287e3f3fSJohn Crispin extern void clkdev_add_static(unsigned long cpu, unsigned long fpi, 73740c606eSJohn Crispin unsigned long io, unsigned long ppe); 74287e3f3fSJohn Crispin 75287e3f3fSJohn Crispin extern unsigned long ltq_danube_cpu_hz(void); 76287e3f3fSJohn Crispin extern unsigned long ltq_danube_fpi_hz(void); 77740c606eSJohn Crispin extern unsigned long ltq_danube_pp32_hz(void); 78287e3f3fSJohn Crispin 79287e3f3fSJohn Crispin extern unsigned long ltq_ar9_cpu_hz(void); 80287e3f3fSJohn Crispin extern unsigned long ltq_ar9_fpi_hz(void); 81287e3f3fSJohn Crispin 82287e3f3fSJohn Crispin extern unsigned long ltq_vr9_cpu_hz(void); 83287e3f3fSJohn Crispin extern unsigned long ltq_vr9_fpi_hz(void); 84740c606eSJohn Crispin extern unsigned long ltq_vr9_pp32_hz(void); 85171bb2f1SJohn Crispin 8661e371d8SHauke Mehrtens extern unsigned long ltq_ar10_cpu_hz(void); 8761e371d8SHauke Mehrtens extern unsigned long ltq_ar10_fpi_hz(void); 8861e371d8SHauke Mehrtens extern unsigned long ltq_ar10_pp32_hz(void); 8961e371d8SHauke Mehrtens 9061e371d8SHauke Mehrtens extern unsigned long ltq_grx390_cpu_hz(void); 9161e371d8SHauke Mehrtens extern unsigned long ltq_grx390_fpi_hz(void); 9261e371d8SHauke Mehrtens extern unsigned long ltq_grx390_pp32_hz(void); 9361e371d8SHauke Mehrtens 94171bb2f1SJohn Crispin #endif 95