clock.h

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#ifndef __SOC_ROCKCHIP_RK3288_CLOCK_H__
#define __SOC_ROCKCHIP_RK3288_CLOCK_H__
 
#include <soc/addressmap.h>
#include <types.h>
 
#define OSC_HZ          (24*MHz)
 
#define GPLL_HZ         (594*MHz)
#define CPLL_HZ         (384*MHz)
#define NPLL_HZ         (384*MHz)
 
enum apll_frequencies {
        APLL_1800_MHZ,
        APLL_1416_MHZ,
        APLL_600_MHZ,
};
 
/* The SRAM is clocked off aclk_bus, so we want to max it out for boot speed. */
#define PD_BUS_ACLK_HZ  (297000*KHz)
#define PD_BUS_HCLK_HZ  (148500*KHz)
#define PD_BUS_PCLK_HZ  (74250*KHz)
 
#define PERI_ACLK_HZ    (148500*KHz)
#define PERI_HCLK_HZ    (148500*KHz)
#define PERI_PCLK_HZ    (74250*KHz)
 
#define PWM_CLOCK_HZ    PD_BUS_PCLK_HZ
 
void rkclk_init(void);
void rkclk_configure_spi(unsigned int bus, unsigned int hz);
void rkclk_ddr_reset(u32 ch, u32 ctl, u32 phy);
void rkclk_ddr_phy_ctl_reset(u32 ch, u32 n);
void rkclk_configure_ddr(unsigned int hz);
void rkclk_configure_i2s(unsigned int hz);
void rkclk_configure_cpu(enum apll_frequencies apll_freq);
void rkclk_configure_crypto(unsigned int hz);
void rkclk_configure_tsadc(unsigned int hz);
void rkclk_configure_vop_aclk(u32 vop_id, u32 aclk_hz);
int rkclk_configure_vop_dclk(u32 vop_id, u32 dclk_hz);
void rkclk_configure_edp(void);
void rkclk_configure_hdmi(void);
int rkclk_was_watchdog_reset(void);
unsigned int rkclk_i2c_clock_for_bus(unsigned int bus);
 
#endif  /* __SOC_ROCKCHIP_RK3288_CLOCK_H__ */