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/*
* Copyright (c) 2011-2012 The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __GSBI_H_
#define __GSBI_H_
/* GSBI Registers */
#define GSBI_CTRL_REG(base) ((base) + 0x0)
#define GSBI_CTRL_REG_PROTOCOL_CODE_S 4
#define GSBI_PROTOCOL_CODE_I2C 0x2
#define GSBI_PROTOCOL_CODE_SPI 0x3
#define GSBI_PROTOCOL_CODE_UART_FLOW 0x4
#define GSBI_PROTOCOL_CODE_I2C_UART 0x6
#define GSBI_HCLK_CTL_S 4
#define GSBI_HCLK_CTL_CLK_ENA 0x1
typedef enum {
GSBI_ID_1 = 1,
GSBI_ID_2,
GSBI_ID_3,
GSBI_ID_4,
GSBI_ID_5,
GSBI_ID_6,
GSBI_ID_7,
} gsbi_id_t;
typedef enum {
GSBI_SUCCESS = 0,
GSBI_ID_ERROR,
GSBI_ERROR,
GSBI_UNSUPPORTED
} gsbi_return_t;
typedef enum {
GSBI_PROTO_I2C_UIM = 1,
GSBI_PROTO_I2C_ONLY,
GSBI_PROTO_SPI_ONLY,
GSBI_PROTO_UART_FLOW_CTL,
GSBI_PROTO_UIM,
GSBI_PROTO_I2C_UART,
} gsbi_protocol_t;
gsbi_return_t gsbi_init(gsbi_id_t gsbi_id, gsbi_protocol_t protocol);
int gsbi_init_board(gsbi_id_t gsbi_id);
#endif
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