dsa/b53/b53_spi.c

2  * B53 register access through SPI
4  * Copyright (C) 2011-2013 Jonas Gorski <jogo@openwrt.org>
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
19 #include <asm/unaligned.h>
71 		return -EIO;  in b53_spi_clear_status()
119 		return -EIO;  in b53_spi_prepare_reg_read()
127 	struct spi_device *spi = dev->priv;  in b53_spi_read()
200 	struct spi_device *spi = dev->priv;  in b53_spi_write8()
217 	struct spi_device *spi = dev->priv;  in b53_spi_write16()
234 	struct spi_device *spi = dev->priv;  in b53_spi_write32()
251 	struct spi_device *spi = dev->priv;  in b53_spi_write48()
263 	return spi_write(spi, txbuf, sizeof(txbuf) - 2);  in b53_spi_write48()
268 	struct spi_device *spi = dev->priv;  in b53_spi_write64()
301 	dev = b53_switch_alloc(&spi->dev, &b53_spi_ops, spi);  in b53_spi_probe()
303 		return -ENOMEM;  in b53_spi_probe()
305 	if (spi->dev.platform_data)  in b53_spi_probe()
306 		dev->pdata = spi->dev.platform_data;  in b53_spi_probe()
363 		.name	= "b53-switch",
375 MODULE_DESCRIPTION("B53 SPI access driver");