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Konstantin Porotchkin's avatar
marvell: drivers: Add MoChi drivers    
Konstantin Porotchkin committed
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/*
 * Copyright (C) 2018 Marvell International Ltd.
 *
 * SPDX-License-Identifier:     BSD-3-Clause
 * https://spdx.org/licenses
 */

/* CP110 Marvell SoC driver */

#ifndef __CP110_SETUP_H__
#define __CP110_SETUP_H__

#include <mmio.h>
#include <mvebu_def.h>

#define MVEBU_DEVICE_ID_REG		(MVEBU_CP_DFX_OFFSET + 0x40)
#define MVEBU_DEVICE_ID_OFFSET		(0)
#define MVEBU_DEVICE_ID_MASK		(0xffff << MVEBU_DEVICE_ID_OFFSET)
#define MVEBU_DEVICE_REV_OFFSET		(16)
#define MVEBU_DEVICE_REV_MASK		(0xf << MVEBU_DEVICE_REV_OFFSET)
#define MVEBU_70X0_DEV_ID		(0x7040)
#define MVEBU_70X0_CP115_DEV_ID		(0x7045)
#define MVEBU_80X0_DEV_ID		(0x8040)
#define MVEBU_80X0_CP115_DEV_ID		(0x8045)
#define MVEBU_CP110_SA_DEV_ID		(0x110)
#define MVEBU_CP110_REF_ID_A1		1
#define MVEBU_CP110_REF_ID_A2		2
#define MAX_STREAM_ID_PER_CP		(0x10)
#define STREAM_ID_BASE			(0x40)

static inline uint32_t cp110_device_id_get(uintptr_t base)
{
	/* Returns:
	 * - MVEBU_70X0_DEV_ID for A70X0 family
	 * - MVEBU_80X0_DEV_ID for A80X0 family
	 * - MVEBU_CP110_SA_DEV_ID for CP that connected stand alone
	 */
	return (mmio_read_32(base + MVEBU_DEVICE_ID_REG) >>
		MVEBU_DEVICE_ID_OFFSET) &
		MVEBU_DEVICE_ID_MASK;
}

static inline uint32_t cp110_rev_id_get(uintptr_t base)
{
	return (mmio_read_32(base + MVEBU_DEVICE_ID_REG) &
		MVEBU_DEVICE_REV_MASK) >>
		MVEBU_DEVICE_REV_OFFSET;
}

void cp110_init(uintptr_t cp110_base, uint32_t stream_id);
void cp110_ble_init(uintptr_t cp110_base);

#endif /* __CP110_SETUP_H__ */