41 lines
1.8 KiB
C
41 lines
1.8 KiB
C
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/*
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* Broadcom SPI Low-Level Hardware Driver API
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*
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* Copyright (C) 1999-2015, Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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* $Id: bcmspi.h 241182 2011-02-17 21:50:03Z $
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*/
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#ifndef _BCM_SPI_H
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#define _BCM_SPI_H
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extern void spi_devintr_off(sdioh_info_t *sd);
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extern void spi_devintr_on(sdioh_info_t *sd);
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extern bool spi_start_clock(sdioh_info_t *sd, uint16 new_sd_divisor);
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extern bool spi_controller_highspeed_mode(sdioh_info_t *sd, bool hsmode);
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extern bool spi_check_client_intr(sdioh_info_t *sd, int *is_dev_intr);
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extern bool spi_hw_attach(sdioh_info_t *sd);
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extern bool spi_hw_detach(sdioh_info_t *sd);
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extern void spi_sendrecv(sdioh_info_t *sd, uint8 *msg_out, uint8 *msg_in, int msglen);
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extern void spi_spinbits(sdioh_info_t *sd);
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extern void spi_waitbits(sdioh_info_t *sd, bool yield);
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#endif /* _BCM_SPI_H */
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