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agilex_clock_manager.h 4.21 KB
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intel: Adds support for Agilex platform    
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/*
 * Copyright (c) 2019, Intel Corporation. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef CLOCKMANAGER_H
#define CLOCKMANAGER_H

#include "agilex_handoff.h"

/* Clock Manager Registers */
#define CLKMGR_OFFSET				0xffd10000

#define CLKMGR_CTRL				0x0
#define CLKMGR_STAT				0x4
#define CLKMGR_INTRCLR				0x14

/* Main PLL Group */
#define CLKMGR_MAINPLL				0xffd10024
#define CLKMGR_MAINPLL_EN			0x0
#define CLKMGR_MAINPLL_BYPASS			0xc
#define CLKMGR_MAINPLL_MPUCLK			0x18
#define CLKMGR_MAINPLL_NOCCLK			0x1c
#define CLKMGR_MAINPLL_NOCDIV			0x20
#define CLKMGR_MAINPLL_PLLGLOB			0x24
#define CLKMGR_MAINPLL_FDBCK			0x28
#define CLKMGR_MAINPLL_MEM			0x2c
#define CLKMGR_MAINPLL_MEMSTAT			0x30
#define CLKMGR_MAINPLL_PLLC0			0x34
#define CLKMGR_MAINPLL_PLLC1			0x38
#define CLKMGR_MAINPLL_VCOCALIB			0x3c
#define CLKMGR_MAINPLL_PLLC2			0x40
#define CLKMGR_MAINPLL_PLLC3			0x44
#define CLKMGR_MAINPLL_PLLM			0x48

/* Peripheral PLL Group */
#define CLKMGR_PERPLL				0xffd1007c
#define CLKMGR_PERPLL_EN			0x0
#define CLKMGR_PERPLL_BYPASS			0xc
#define CLKMGR_PERPLL_EMACCTL			0x18
#define CLKMGR_PERPLL_GPIODIV			0x1c
#define CLKMGR_PERPLL_PLLGLOB			0x20
#define CLKMGR_PERPLL_FDBCK			0x24
#define CLKMGR_PERPLL_MEM			0x28
#define CLKMGR_PERPLL_MEMSTAT			0x2c
#define CLKMGR_PERPLL_PLLC0			0x30
#define CLKMGR_PERPLL_PLLC1			0x34
#define CLKMGR_PERPLL_VCOCALIB			0x38
#define CLKMGR_PERPLL_PLLC2			0x3c
#define CLKMGR_PERPLL_PLLC3			0x40
#define CLKMGR_PERPLL_PLLM			0x44

/* Altera Group */
#define CLKMGR_ALTERA				0xffd100d0
#define CLKMGR_ALTERA_JTAG			0x0
#define CLKMGR_ALTERA_EMACACTR			0x4
#define CLKMGR_ALTERA_EMACBCTR			0x8
#define CLKMGR_ALTERA_EMACPTPCTR		0xc
#define CLKMGR_ALTERA_GPIODBCTR			0x10
#define CLKMGR_ALTERA_SDMMCCTR			0x14
#define CLKMGR_ALTERA_S2FUSER0CTR		0x18
#define CLKMGR_ALTERA_S2FUSER1CTR		0x1c
#define CLKMGR_ALTERA_PSIREFCTR			0x20
#define CLKMGR_ALTERA_EXTCNTRST			0x24

/* Membus */
#define CLKMGR_MEM_REQ				BIT(24)
#define CLKMGR_MEM_WR				BIT(25)
#define CLKMGR_MEM_ERR				BIT(26)
#define CLKMGR_MEM_WDAT_OFFSET			16
#define CLKMGR_MEM_ADDR				0x4027
#define CLKMGR_MEM_WDAT				0x80

/* Clock Manager Macros */
#define CLKMGR_CTRL_BOOTMODE_SET_MSK		0x00000001
#define CLKMGR_STAT_BUSY_E_BUSY			0x1
#define CLKMGR_STAT_BUSY(x)			(((x) & 0x00000001) >> 0)
#define CLKMGR_STAT_MAINPLLLOCKED(x)		(((x) & 0x00000100) >> 8)
#define CLKMGR_STAT_PERPLLLOCKED(x)		(((x) & 0x00010000) >> 16)
#define CLKMGR_INTRCLR_MAINLOCKLOST_SET_MSK	0x00000004
#define CLKMGR_INTRCLR_PERLOCKLOST_SET_MSK	0x00000008

/* Main PLL Macros */
#define CLKMGR_MAINPLL_EN_RESET			0x000000ff
#define CLKMGR_MAINPLL_PLLM_MDIV(x)		((x) & 0x000003ff)
#define CLKMGR_MAINPLL_PLLGLOB_PD_SET_MSK	0x00000001
#define CLKMGR_MAINPLL_PLLGLOB_RST_SET_MSK	0x00000002

#define CLKMGR_MAINPLL_PLLGLOB_REFCLKDIV(x)	(((x) & 0x00003f00) >> 8)
#define CLKMGR_MAINPLL_PLLGLOB_AREFCLKDIV(x)	(((x) & 0x00000f00) >> 8)
#define CLKMGR_MAINPLL_PLLGLOB_DREFCLKDIV(x)	(((x) & 0x00003000) >> 12)

#define CLKMGR_MAINPLL_PLLGLOB_PSRC(x)		(((x) & 0x00030000) >> 16)
#define CLKMGR_MAINPLL_PLLGLOB_PSRC_EOSC1	0x0
#define CLKMGR_MAINPLL_PLLGLOB_PSRC_INTOSC	0x1
#define CLKMGR_MAINPLL_PLLGLOB_PSRC_F2S		0x2
#define CLKMGR_MAINPLL_VCOCALIB_HSCNT_SET(x)	(((x) << 0) & 0x000003ff)
#define CLKMGR_MAINPLL_VCOCALIB_MSCNT_SET(x)	(((x) << 16) & 0x00ff0000)

/* Peripheral PLL Macros */
#define CLKMGR_PERPLL_EN_RESET			0x00000fff
#define CLKMGR_PERPLL_PLLM_MDIV(x)		((x) & 0x000003ff)
#define CLKMGR_PERPLL_GPIODIV_GPIODBCLK_SET(x)	(((x) << 0) & 0x0000ffff)
#define CLKMGR_PERPLL_PLLGLOB_PD_SET_MSK	0x00000001

#define CLKMGR_PERPLL_PLLGLOB_REFCLKDIV(x)	(((x) & 0x00003f00) >> 8)
#define CLKMGR_PERPLL_PLLGLOB_AREFCLKDIV(x)	(((x) & 0x00000f00) >> 8)
#define CLKMGR_PERPLL_PLLGLOB_DREFCLKDIV(x)	(((x) & 0x00003000) >> 12)

#define CLKMGR_PERPLL_PLLGLOB_RST_SET_MSK	0x00000002
#define CLKMGR_PERPLL_VCOCALIB_HSCNT_SET(x)	(((x) << 0) & 0x000003ff)
#define CLKMGR_PERPLL_VCOCALIB_MSCNT_SET(x)	(((x) << 16) & 0x00ff0000)

/* Altera Macros */
#define CLKMGR_ALTERA_EXTCNTRST_RESET		0xff


typedef struct {
	uint32_t  clk_freq_of_eosc1;
	uint32_t  clk_freq_of_f2h_free;
	uint32_t  clk_freq_of_cb_intosc_ls;
} CLOCK_SOURCE_CONFIG;

void config_clkmgr_handoff(handoff *hoff_ptr);
int get_wdt_clk(handoff *hoff_ptr);

#endif