zephyr/drivers/clock_control/clock_control_renesas_cpg_m...

51 lines
1.3 KiB
C

/*
* Copyright (c) 2022 IoT.bzh
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_DRIVERS_RENESAS_RENESAS_CPG_MSSR_H_
#define ZEPHYR_DRIVERS_RENESAS_RENESAS_CPG_MSSR_H_
#ifdef CONFIG_SOC_SERIES_RCAR_GEN3
/* Software Reset Clearing Register offsets */
#define SRSTCLR(i) (0x940 + (i) * 4)
/* CPG write protect offset */
#define CPGWPR 0x900
/* Realtime Module Stop Control Register offsets */
static const uint16_t mstpcr[] = {
0x110, 0x114, 0x118, 0x11c,
0x120, 0x124, 0x128, 0x12c,
0x980, 0x984, 0x988, 0x98c,
};
/* Software Reset Register offsets */
static const uint16_t srcr[] = {
0x0A0, 0x0A8, 0x0B0, 0x0B8,
0x0BC, 0x0C4, 0x1C8, 0x1CC,
0x920, 0x924, 0x928, 0x92C,
};
/* CAN-FD Clock Frequency Control Register */
#define CANFDCKCR 0x244
/* Clock stop bit */
#define CANFDCKCR_CKSTP BIT(8)
/* CANFD Clock */
#define CANFDCKCR_PARENT_CLK_RATE 800000000
#define CANFDCKCR_DIVIDER_MASK 0x1FF
/* SCIF clock */
#define S3D4_CLK_RATE 66600000
#endif /* CONFIG_SOC_SERIES_RCAR_GEN3 */
void rcar_cpg_write(uint32_t base_address, uint32_t reg, uint32_t val);
int rcar_cpg_mstp_clock_endisable(uint32_t base_address, uint32_t bit,
uint32_t reg, bool enable);
#endif /* ZEPHYR_DRIVERS_RENESAS_RENESAS_CPG_MSSR_H_ */