1 /* 2 * Copyright (c) 2017 - 2020, Broadcom 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <spi.h> 8 9 #include "iproc_qspi.h" 10 11 int spi_init(void) 12 { 13 return iproc_qspi_setup(IPROC_QSPI_BUS, IPROC_QSPI_CS, 14 IPROC_QSPI_CLK_SPEED, IPROC_QSPI_MODE0); 15 } 16 17 int spi_claim_bus(void) 18 { 19 return iproc_qspi_claim_bus(); 20 } 21 22 void spi_release_bus(void) 23 { 24 iproc_qspi_release_bus(); 25 } 26 27 int spi_xfer(uint32_t bitlen, const void *dout, 28 void *din, uint32_t flags) 29 { 30 return iproc_qspi_xfer(bitlen, dout, din, flags); 31 } 32