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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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72
drivers/spi/spi-fsl-spi.h Normal file
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/*
* Freescale SPI controller driver.
*
* Maintainer: Kumar Gala
*
* Copyright (C) 2006 Polycom, Inc.
* Copyright 2010 Freescale Semiconductor, Inc.
*
* CPM SPI and QE buffer descriptors mode support:
* Copyright (c) 2009 MontaVista Software, Inc.
* Author: Anton Vorontsov <avorontsov@ru.mvista.com>
*
* GRLIB support:
* Copyright (c) 2012 Aeroflex Gaisler AB.
* Author: Andreas Larsson <andreas@gaisler.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __SPI_FSL_SPI_H__
#define __SPI_FSL_SPI_H__
/* SPI Controller registers */
struct fsl_spi_reg {
__be32 cap; /* TYPE_GRLIB specific */
u8 res1[0x1C];
__be32 mode;
__be32 event;
__be32 mask;
__be32 command;
__be32 transmit;
__be32 receive;
__be32 slvsel; /* TYPE_GRLIB specific */
};
/* SPI Controller mode register definitions */
#define SPMODE_LOOP (1 << 30)
#define SPMODE_CI_INACTIVEHIGH (1 << 29)
#define SPMODE_CP_BEGIN_EDGECLK (1 << 28)
#define SPMODE_DIV16 (1 << 27)
#define SPMODE_REV (1 << 26)
#define SPMODE_MS (1 << 25)
#define SPMODE_ENABLE (1 << 24)
#define SPMODE_LEN(x) ((x) << 20)
#define SPMODE_PM(x) ((x) << 16)
#define SPMODE_OP (1 << 14)
#define SPMODE_CG(x) ((x) << 7)
/* TYPE_GRLIB SPI Controller capability register definitions */
#define SPCAP_SSEN(x) (((x) >> 16) & 0x1)
#define SPCAP_SSSZ(x) (((x) >> 24) & 0xff)
#define SPCAP_MAXWLEN(x) (((x) >> 20) & 0xf)
/*
* Default for SPI Mode:
* SPI MODE 0 (inactive low, phase middle, MSB, 8-bit length, slow clk
*/
#define SPMODE_INIT_VAL (SPMODE_CI_INACTIVEHIGH | SPMODE_DIV16 | SPMODE_REV | \
SPMODE_MS | SPMODE_LEN(7) | SPMODE_PM(0xf))
/* SPIE register values */
#define SPIE_NE 0x00000200 /* Not empty */
#define SPIE_NF 0x00000100 /* Not full */
/* SPIM register values */
#define SPIM_NE 0x00000200 /* Not empty */
#define SPIM_NF 0x00000100 /* Not full */
#endif /* __SPI_FSL_SPI_H__ */