root/include/linux/platform_data/pic32.h
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Joshua Henderson <joshua.henderson@microchip.com>
 * Copyright (C) 2015 Microchip Technology Inc.  All rights reserved.
 */
#ifndef __LINUX_PLATFORM_DATA_PIC32_H
#define __LINUX_PLATFORM_DATA_PIC32_H

#include <linux/types.h>

/*
 * PIC32 register offsets for SET/CLR/INV where supported.
 */
#define PIC32_CLR(_reg)         ((_reg) + 0x04)
#define PIC32_SET(_reg)         ((_reg) + 0x08)
#define PIC32_INV(_reg)         ((_reg) + 0x0C)

/*
 * PIC32 Base Register Offsets
 */
#define PIC32_BASE_CONFIG       0x1f800000
#define PIC32_BASE_OSC          0x1f801200
#define PIC32_BASE_RESET        0x1f801240
#define PIC32_BASE_PPS          0x1f801400
#define PIC32_BASE_UART         0x1f822000
#define PIC32_BASE_PORT         0x1f860000
#define PIC32_BASE_DEVCFG2      0x1fc4ff44

#if defined(CONFIG_MACH_PIC32)
/* Register unlock sequence required for some register access. */
void pic32_syskey_unlock_debug(const char *fn, const ulong ln);
#define pic32_syskey_unlock()   \
        pic32_syskey_unlock_debug(__func__, __LINE__)
#else
/* COMPILE_TEST on all other architectures */
#define pic32_syskey_unlock()
#endif

#endif /* __LINUX_PLATFORM_DATA_PIC32_H */