linux-imx

/*

 * Broadcom specific AMBA

 * System on Chip (SoC) Host

 *

 * Licensed under the GNU/GPL. See COPYING for details.

 */

​

#include "bcma_private.h"

#include "scan.h"

#include <linux/slab.h>

#include <linux/module.h>

#include <linux/of_address.h>

#include <linux/bcma/bcma.h>

#include <linux/bcma/bcma_soc.h>

​

static u8 bcma_host_soc_read8(struct bcma_device *core, u16 offset)

{

    return readb(core->io_addr + offset);

}

​

static u16 bcma_host_soc_read16(struct bcma_device *core, u16 offset)

{

    return readw(core->io_addr + offset);

}

​

static u32 bcma_host_soc_read32(struct bcma_device *core, u16 offset)

{

    return readl(core->io_addr + offset);

}

​

static void bcma_host_soc_write8(struct bcma_device *core, u16 offset,

                 u8 value)

{

    writeb(value, core->io_addr + offset);

}

​

static void bcma_host_soc_write16(struct bcma_device *core, u16 offset,

                 u16 value)

{

    writew(value, core->io_addr + offset);

}

​

static void bcma_host_soc_write32(struct bcma_device *core, u16 offset,

                 u32 value)

{

    writel(value, core->io_addr + offset);

}

​

#ifdef CONFIG_BCMA_BLOCKIO

static void bcma_host_soc_block_read(struct bcma_device *core, void *buffer,

                     size_t count, u16 offset, u8 reg_width)

{

    void __iomem *addr = core->io_addr + offset;

​

    switch (reg_width) {

    case sizeof(u8): {

        u8 *buf = buffer;

​

        while (count) {

            *buf = __raw_readb(addr);

            buf++;

            count--;

        }