2 * keystone2: common clock header file
4 * (C) Copyright 2012-2014
5 * Texas Instruments Incorporated, <www.ti.com>
7 * SPDX-License-Identifier: GPL-2.0+
10 #ifndef __ASM_ARCH_CLOCK_H
11 #define __ASM_ARCH_CLOCK_H
15 #ifdef CONFIG_SOC_K2HK
16 #include <asm/arch/clock-k2hk.h>
20 #include <asm/arch/clock-k2e.h>
24 #include <asm/arch/clock-k2l.h>
27 #define MAIN_PLL CORE_PLL
29 #include <asm/types.h>
31 #define GENERATE_ENUM(NUM, ENUM) ENUM = NUM,
32 #define GENERATE_INDX_STR(NUM, STRING) #NUM"\t- "#STRING"\n"
33 #define CLOCK_INDEXES_LIST CLK_LIST(GENERATE_INDX_STR)
36 CLK_LIST(GENERATE_ENUM)
39 struct keystone_pll_regs {
44 /* PLL configuration data */
45 struct pll_init_data {
47 int pll_m; /* PLL Multiplier */
48 int pll_d; /* PLL divider */
49 int pll_od; /* PLL output divider */
52 extern const struct keystone_pll_regs keystone_pll_regs[];
53 extern int dev_speeds[];
54 extern int arm_speeds[];
55 extern s16 divn_val[];
57 void init_plls(int num_pll, struct pll_init_data *config);
58 void init_pll(const struct pll_init_data *data);
59 unsigned long clk_get_rate(unsigned int clk);
60 unsigned long clk_round_rate(unsigned int clk, unsigned long hz);
61 int clk_set_rate(unsigned int clk, unsigned long hz);
62 int get_max_dev_speed(void);
63 int get_max_arm_speed(void);