120 lines
2.6 KiB
C
120 lines
2.6 KiB
C
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#ifndef _CPU_CLOCK_
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#define _CPU_CLOCK_
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#include "typedef.h"
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#include "clock_hw.h"
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#include "asm/clock_define.h"
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/*
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typedef enum {
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///原生时钟源作系统时钟源
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SYS_CLOCK_INPUT_RC,
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SYS_CLOCK_INPUT_BT_OSC, //BTOSC 双脚(12-26M)
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SYS_CLOCK_INPUT_RTOSCH,
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SYS_CLOCK_INPUT_RTOSCL,
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SYS_CLOCK_INPUT_PAT,
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SYS_CLOCK_INPUT_BT_OSCX2, //BTOSC 双脚(12-26M)
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///衍生时钟源作系统时钟源
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SYS_CLOCK_INPUT_PLL_RCL,
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SYS_CLOCK_INPUT_PLL_RCH,
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SYS_CLOCK_INPUT_PLL_BT_OSC,
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SYS_CLOCK_INPUT_PLL_RTOSCH,
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SYS_CLOCK_INPUT_PLL_PAT,
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} SYS_CLOCK_INPUT;
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*/
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typedef enum {
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SYS_ICLOCK_INPUT_BTOSC, //BTOSC 双脚(12-26M)
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SYS_ICLOCK_INPUT_BTOSCX2,
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SYS_ICLOCK_INPUT_PAT,
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} SYS_ICLOCK_INPUT;
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typedef enum {
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PA0_CLOCK_OUTPUT = 0,
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PA0_CLOCK_OUT_BT_OSC,
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PA0_CLOCK_OUT_RTOSCH,
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PA0_CLOCK_OUT_NULL,
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PA0_CLOCK_OUT_LSB = 4,
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PA0_CLOCK_OUT_HSB,
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PA0_CLOCK_OUT_SFC,
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PA0_CLOCK_OUT_PLL,
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} PA0_CLK_OUT;
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typedef enum {
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PB8_CLOCK_OUTPUT = 0,
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PB8_CLOCK_OUT_RC,
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PB8_CLOCK_OUT_LRC,
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PB8_CLOCK_OUT_NULL,
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PB8_CLOCK_OUT_PLL75M = 4,
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PB8_CLOCK_OUT_XOSC_FSCK,
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PB8_CLOCK_OUT_PLL320,
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PB8_CLOCK_OUT_PLL107,
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} PB8_CLK_OUT;
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/*
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* system enter critical and exit critical handle
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* */
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struct clock_critical_handler {
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void (*enter)();
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void (*exit)();
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};
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#define CLOCK_CRITICAL_HANDLE_REG(name, enter, exit) \
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const struct clock_critical_handler clock_##name \
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SEC_USED(.clock_critical_txt) = {enter, exit};
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extern struct clock_critical_handler clock_critical_handler_begin[];
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extern struct clock_critical_handler clock_critical_handler_end[];
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#define list_for_each_loop_clock_critical(h) \
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for (h=clock_critical_handler_begin; h<clock_critical_handler_end; h++)
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int clk_early_init(u8 sys_in, u32 input_freq, u32 out_freq);
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int clk_get(const char *name);
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int clk_set(const char *name, int clk);
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void clock_dump(void);
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enum sys_clk {
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SYS_24M,
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SYS_48M,
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};
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enum clk_mode {
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CLOCK_MODE_ADAPTIVE = 0,
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CLOCK_MODE_USR,
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CLOCK_MODE_IGNORED,
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};
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//clk : SYS_48M / SYS_24M
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void sys_clk_set(u8 clk);
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void clk_voltage_init(u8 mode, u8 sys_dvdd, u8 vdc13, u8 pwr_mode);
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void clk_set_osc_cap(u8 sel_l, u8 sel_r);
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void clk_set_default_osc_cap();
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u32 clk_get_osc_cap();
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void clk_init_osc_cap(u8 sel_l, u8 sel_r);
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/**
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* @brief clock_set_sfc_max_freq
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* 使用前需要保证所使用的flash支持4bit 100Mhz 模式
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*
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* @param dual_max_freq for cmd 3BH BBH
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* @param quad_max_freq for cmd 6BH EBH
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*/
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void clock_set_sfc_max_freq(u32 dual_max_freq, u32 quad_max_freq);
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#endif
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