/*
 * Copyright (C) 2019 MediaTek Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See http://www.gnu.org/licenses/gpl-2.0.html for more details.
 */

#ifndef _SCP_IPI_PIN_H_
#define _SCP_IPI_PIN_H_

#include <mt-plat/mtk_tinysys_ipi.h>

/* scp awake timeout count definition */
#define SCP_AWAKE_TIMEOUT 100000
/* scp Core ID definition */
enum scp_core_id {
	SCP_A_ID = 0,
	SCP_CORE_TOTAL = 1,
};

/* this is only for ipi to distinguish core0 and core1 */
enum {
	SCP_CORE0_ID = 0,
	SCP_CORE1_ID = 1,
};

enum {
/* core1 */
	/* the following will use mbox0 */
	IPI_OUT_AUDIO_VOW_1       =  0,
	IPI_IN_AUDIO_VOW_ACK_1	  =  1,
	IPI_IN_AUDIO_VOW_1        =  2,

/* core0 */
	/* the following will use mbox1 */
	IPI_OUT_APCCCI_0          =  3,
	IPI_OUT_DVFS_SET_FREQ_0	  =  4,
	IPI_OUT_C_SLEEP_0         =  5,
	IPI_OUT_TEST_0            =  6,
	IPI_IN_APCCCI_0           =  7,
	IPI_IN_SCP_ERROR_INFO_0   =  8,
	IPI_IN_SCP_READY_0        =  9,
	IPI_IN_SCP_RAM_DUMP_0     = 10,

	/* the following will use mbox2 */
	IPI_OUT_SCP_MPOOL_0       = 11,
	IPI_IN_SCP_MPOOL_0        = 12,

/* core1 */
	/* the following will use mbox3 */
	IPI_OUT_AUDIO_ULTRA_SND_1 = 13,
	IPI_OUT_DVFS_SET_FREQ_1   = 14,
	IPI_OUT_C_SLEEP_1         = 15,
	IPI_OUT_TEST_1            = 16,
	IPI_OUT_LOGGER_CTRL       = 17,
	IPI_OUT_SCPCTL_1          = 18,
	IPI_IN_AUDIO_ULTRA_SND_1  = 19,
	IPI_IN_SCP_ERROR_INFO_1   = 20,
	IPI_IN_LOGGER_CTRL        = 21,
	IPI_IN_SCP_READY_1        = 22,
	IPI_IN_SCP_RAM_DUMP_1     = 23,

	/* the following will use mbox4 */
	IPI_OUT_SCP_MPOOL_1       = 24,
	IPI_IN_SCP_MPOOL_1        = 25,

	/* ultrasound will use core 0 and mbox 1*/
	IPI_OUT_AUDIO_ULTRA_SND_0 =  26,
	IPI_IN_AUDIO_ULTRA_SND_ACK_0 = 27,
	IPI_IN_AUDIO_ULTRA_SND_0  =  28,
	SCP_IPI_COUNT
};

extern struct mtk_mbox_device scp_mboxdev;
extern struct mtk_ipi_device scp_ipidev;

extern char *core_ids[SCP_CORE_TOTAL];

extern void scp_reset_awake_counts(void);
extern int scp_awake_lock(void *_scp_id);
extern int scp_awake_unlock(void *_scp_id);
extern int scp_clr_spm_reg(void *unused);
extern int scp_awake_counts[];

extern unsigned int is_scp_ready(enum scp_core_id scp_id);

#endif