Linux-libre 4.5-gnu

1 files changed, 0 insertions, 720 deletions

diff --git a/drivers/net/wireless/p54/p54spi.c b/drivers/net/wireless/p54/p54spi.c
deleted file mode 100644
index a0b78eadc..000000000
--- a/drivers/net/wireless/p54/p54spi.c
+++ /dev/null
@@ -1,720 +0,0 @@
-/*
- * Copyright (C) 2008 Christian Lamparter <chunkeey@web.de>
- * Copyright 2008       Johannes Berg <johannes@sipsolutions.net>
- *
- * This driver is a port from stlc45xx:
- *	Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/firmware.h>
-#include <linux/delay.h>
-#include <linux/irq.h>
-#include <linux/spi/spi.h>
-#include <linux/etherdevice.h>
-#include <linux/gpio.h>
-#include <linux/slab.h>
-
-#include "p54spi.h"
-#include "p54.h"
-
-#include "lmac.h"
-
-#ifdef CONFIG_P54_SPI_DEFAULT_EEPROM
-#include "p54spi_eeprom.h"
-#endif /* CONFIG_P54_SPI_DEFAULT_EEPROM */
-
-/*(DEBLOBBED)*/
-
-/* gpios should be handled in board files and provided via platform data,
- * but because it's currently impossible for p54spi to have a header file
- * in include/linux, let's use module paramaters for now
- */
-
-static int p54spi_gpio_power = 97;
-module_param(p54spi_gpio_power, int, 0444);
-MODULE_PARM_DESC(p54spi_gpio_power, "gpio number for power line");
-
-static int p54spi_gpio_irq = 87;
-module_param(p54spi_gpio_irq, int, 0444);
-MODULE_PARM_DESC(p54spi_gpio_irq, "gpio number for irq line");
-
-static void p54spi_spi_read(struct p54s_priv *priv, u8 address,
-			      void *buf, size_t len)
-{
-	struct spi_transfer t[2];
-	struct spi_message m;
-	__le16 addr;
-
-	/* We first push the address */
-	addr = cpu_to_le16(address << 8 | SPI_ADRS_READ_BIT_15);
-
-	spi_message_init(&m);
-	memset(t, 0, sizeof(t));
-
-	t[0].tx_buf = &addr;
-	t[0].len = sizeof(addr);
-	spi_message_add_tail(&t[0], &m);
-
-	t[1].rx_buf = buf;
-	t[1].len = len;
-	spi_message_add_tail(&t[1], &m);
-
-	spi_sync(priv->spi, &m);
-}
-
-
-static void p54spi_spi_write(struct p54s_priv *priv, u8 address,
-			     const void *buf, size_t len)
-{
-	struct spi_transfer t[3];
-	struct spi_message m;
-	__le16 addr;
-
-	/* We first push the address */
-	addr = cpu_to_le16(address << 8);
-
-	spi_message_init(&m);
-	memset(t, 0, sizeof(t));
-
-	t[0].tx_buf = &addr;
-	t[0].len = sizeof(addr);
-	spi_message_add_tail(&t[0], &m);
-
-	t[1].tx_buf = buf;
-	t[1].len = len & ~1;
-	spi_message_add_tail(&t[1], &m);
-
-	if (len % 2) {
-		__le16 last_word;
-		last_word = cpu_to_le16(((u8 *)buf)[len - 1]);
-
-		t[2].tx_buf = &last_word;
-		t[2].len = sizeof(last_word);
-		spi_message_add_tail(&t[2], &m);
-	}
-
-	spi_sync(priv->spi, &m);
-}
-
-static u32 p54spi_read32(struct p54s_priv *priv, u8 addr)
-{
-	__le32 val;
-
-	p54spi_spi_read(priv, addr, &val, sizeof(val));
-
-	return le32_to_cpu(val);
-}
-
-static inline void p54spi_write16(struct p54s_priv *priv, u8 addr, __le16 val)
-{
-	p54spi_spi_write(priv, addr, &val, sizeof(val));
-}
-
-static inline void p54spi_write32(struct p54s_priv *priv, u8 addr, __le32 val)
-{
-	p54spi_spi_write(priv, addr, &val, sizeof(val));
-}
-
-static int p54spi_wait_bit(struct p54s_priv *priv, u16 reg, u32 bits)
-{
-	int i;
-
-	for (i = 0; i < 2000; i++) {
-		u32 buffer = p54spi_read32(priv, reg);
-		if ((buffer & bits) == bits)
-			return 1;
-	}
-	return 0;
-}
-
-static int p54spi_spi_write_dma(struct p54s_priv *priv, __le32 base,
-				const void *buf, size_t len)
-{
-	if (!p54spi_wait_bit(priv, SPI_ADRS_DMA_WRITE_CTRL, HOST_ALLOWED)) {
-		dev_err(&priv->spi->dev, "spi_write_dma not allowed "
-			"to DMA write.\n");
-		return -EAGAIN;
-	}
-
-	p54spi_write16(priv, SPI_ADRS_DMA_WRITE_CTRL,
-		       cpu_to_le16(SPI_DMA_WRITE_CTRL_ENABLE));
-
-	p54spi_write16(priv, SPI_ADRS_DMA_WRITE_LEN, cpu_to_le16(len));
-	p54spi_write32(priv, SPI_ADRS_DMA_WRITE_BASE, base);
-	p54spi_spi_write(priv, SPI_ADRS_DMA_DATA, buf, len);
-	return 0;
-}
-
-static int p54spi_request_firmware(struct ieee80211_hw *dev)
-{
-	struct p54s_priv *priv = dev->priv;
-	int ret;
-
-	/* FIXME: should driver use it's own struct device? */
-	ret = reject_firmware(&priv->firmware, "/*(DEBLOBBED)*/", &priv->spi->dev);
-
-	if (ret < 0) {
-		dev_err(&priv->spi->dev, "reject_firmware() failed: %d", ret);
-		return ret;
-	}
-
-	ret = p54_parse_firmware(dev, priv->firmware);
-	if (ret) {
-		release_firmware(priv->firmware);
-		return ret;
-	}
-
-	return 0;
-}
-
-static int p54spi_request_eeprom(struct ieee80211_hw *dev)
-{
-	struct p54s_priv *priv = dev->priv;
-	const struct firmware *eeprom;
-	int ret;
-
-	/* allow users to customize their eeprom.
-	 */
-
-	ret = reject_firmware_direct(&eeprom, "/*(DEBLOBBED)*/", &priv->spi->dev);
-	if (ret < 0) {
-#ifdef CONFIG_P54_SPI_DEFAULT_EEPROM
-		dev_info(&priv->spi->dev, "loading default eeprom...\n");
-		ret = p54_parse_eeprom(dev, (void *) p54spi_eeprom,
-				       sizeof(p54spi_eeprom));
-#else
-		dev_err(&priv->spi->dev, "Failed to request user eeprom\n");
-#endif /* CONFIG_P54_SPI_DEFAULT_EEPROM */
-	} else {
-		dev_info(&priv->spi->dev, "loading user eeprom...\n");
-		ret = p54_parse_eeprom(dev, (void *) eeprom->data,
-				       (int)eeprom->size);
-		release_firmware(eeprom);
-	}
-	return ret;
-}
-
-static int p54spi_upload_firmware(struct ieee80211_hw *dev)
-{
-	struct p54s_priv *priv = dev->priv;
-	unsigned long fw_len, _fw_len;
-	unsigned int offset = 0;
-	int err = 0;
-	u8 *fw;
-
-	fw_len = priv->firmware->size;
-	fw = kmemdup(priv->firmware->data, fw_len, GFP_KERNEL);
-	if (!fw)
-		return -ENOMEM;
-
-	/* stop the device */
-	p54spi_write16(priv, SPI_ADRS_DEV_CTRL_STAT, cpu_to_le16(
-		       SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET |
-		       SPI_CTRL_STAT_START_HALTED));
-
-	msleep(TARGET_BOOT_SLEEP);
-
-	p54spi_write16(priv, SPI_ADRS_DEV_CTRL_STAT, cpu_to_le16(
-		       SPI_CTRL_STAT_HOST_OVERRIDE |
-		       SPI_CTRL_STAT_START_HALTED));
-
-	msleep(TARGET_BOOT_SLEEP);
-
-	while (fw_len > 0) {
-		_fw_len = min_t(long, fw_len, SPI_MAX_PACKET_SIZE);
-
-		err = p54spi_spi_write_dma(priv, cpu_to_le32(
-					   ISL38XX_DEV_FIRMWARE_ADDR + offset),
-					   (fw + offset), _fw_len);
-		if (err < 0)
-			goto out;
-
-		fw_len -= _fw_len;
-		offset += _fw_len;
-	}
-
-	BUG_ON(fw_len != 0);
-
-	/* enable host interrupts */
-	p54spi_write32(priv, SPI_ADRS_HOST_INT_EN,
-		       cpu_to_le32(SPI_HOST_INTS_DEFAULT));
-
-	/* boot the device */
-	p54spi_write16(priv, SPI_ADRS_DEV_CTRL_STAT, cpu_to_le16(
-		       SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET |
-		       SPI_CTRL_STAT_RAM_BOOT));
-
-	msleep(TARGET_BOOT_SLEEP);
-
-	p54spi_write16(priv, SPI_ADRS_DEV_CTRL_STAT, cpu_to_le16(
-		       SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_RAM_BOOT));
-	msleep(TARGET_BOOT_SLEEP);
-
-out:
-	kfree(fw);
-	return err;
-}
-
-static void p54spi_power_off(struct p54s_priv *priv)
-{
-	disable_irq(gpio_to_irq(p54spi_gpio_irq));
-	gpio_set_value(p54spi_gpio_power, 0);
-}
-
-static void p54spi_power_on(struct p54s_priv *priv)
-{
-	gpio_set_value(p54spi_gpio_power, 1);
-	enable_irq(gpio_to_irq(p54spi_gpio_irq));
-
-	/* need to wait a while before device can be accessed, the length
-	 * is just a guess
-	 */
-	msleep(10);
-}
-
-static inline void p54spi_int_ack(struct p54s_priv *priv, u32 val)
-{
-	p54spi_write32(priv, SPI_ADRS_HOST_INT_ACK, cpu_to_le32(val));
-}
-
-static int p54spi_wakeup(struct p54s_priv *priv)
-{
-	/* wake the chip */
-	p54spi_write32(priv, SPI_ADRS_ARM_INTERRUPTS,
-		       cpu_to_le32(SPI_TARGET_INT_WAKEUP));
-
-	/* And wait for the READY interrupt */
-	if (!p54spi_wait_bit(priv, SPI_ADRS_HOST_INTERRUPTS,
-			     SPI_HOST_INT_READY)) {
-		dev_err(&priv->spi->dev, "INT_READY timeout\n");
-		return -EBUSY;
-	}
-
-	p54spi_int_ack(priv, SPI_HOST_INT_READY);
-	return 0;
-}
-
-static inline void p54spi_sleep(struct p54s_priv *priv)
-{
-	p54spi_write32(priv, SPI_ADRS_ARM_INTERRUPTS,
-		       cpu_to_le32(SPI_TARGET_INT_SLEEP));
-}
-
-static void p54spi_int_ready(struct p54s_priv *priv)
-{
-	p54spi_write32(priv, SPI_ADRS_HOST_INT_EN, cpu_to_le32(
-		       SPI_HOST_INT_UPDATE | SPI_HOST_INT_SW_UPDATE));
-
-	switch (priv->fw_state) {
-	case FW_STATE_BOOTING:
-		priv->fw_state = FW_STATE_READY;
-		complete(&priv->fw_comp);
-		break;
-	case FW_STATE_RESETTING:
-		priv->fw_state = FW_STATE_READY;
-		/* TODO: reinitialize state */
-		break;
-	default:
-		break;
-	}
-}
-
-static int p54spi_rx(struct p54s_priv *priv)
-{
-	struct sk_buff *skb;
-	u16 len;
-	u16 rx_head[2];
-#define READAHEAD_SZ (sizeof(rx_head)-sizeof(u16))
-
-	if (p54spi_wakeup(priv) < 0)
-		return -EBUSY;
-
-	/* Read data size and first data word in one SPI transaction
-	 * This is workaround for firmware/DMA bug,
-	 * when first data word gets lost under high load.
-	 */
-	p54spi_spi_read(priv, SPI_ADRS_DMA_DATA, rx_head, sizeof(rx_head));
-	len = rx_head[0];
-
-	if (len == 0) {
-		p54spi_sleep(priv);
-		dev_err(&priv->spi->dev, "rx request of zero bytes\n");
-		return 0;
-	}
-
-	/* Firmware may insert up to 4 padding bytes after the lmac header,
-	 * but it does not amend the size of SPI data transfer.
-	 * Such packets has correct data size in header, thus referencing
-	 * past the end of allocated skb. Reserve extra 4 bytes for this case
-	 */
-	skb = dev_alloc_skb(len + 4);
-	if (!skb) {
-		p54spi_sleep(priv);
-		dev_err(&priv->spi->dev, "could not alloc skb");
-		return -ENOMEM;
-	}
-
-	if (len <= READAHEAD_SZ) {
-		memcpy(skb_put(skb, len), rx_head + 1, len);
-	} else {
-		memcpy(skb_put(skb, READAHEAD_SZ), rx_head + 1, READAHEAD_SZ);
-		p54spi_spi_read(priv, SPI_ADRS_DMA_DATA,
-				skb_put(skb, len - READAHEAD_SZ),
-				len - READAHEAD_SZ);
-	}
-	p54spi_sleep(priv);
-	/* Put additional bytes to compensate for the possible
-	 * alignment-caused truncation
-	 */
-	skb_put(skb, 4);
-
-	if (p54_rx(priv->hw, skb) == 0)
-		dev_kfree_skb(skb);
-
-	return 0;
-}
-
-
-static irqreturn_t p54spi_interrupt(int irq, void *config)
-{
-	struct spi_device *spi = config;
-	struct p54s_priv *priv = spi_get_drvdata(spi);
-
-	ieee80211_queue_work(priv->hw, &priv->work);
-
-	return IRQ_HANDLED;
-}
-
-static int p54spi_tx_frame(struct p54s_priv *priv, struct sk_buff *skb)
-{
-	struct p54_hdr *hdr = (struct p54_hdr *) skb->data;
-	int ret = 0;
-
-	if (p54spi_wakeup(priv) < 0)
-		return -EBUSY;
-
-	ret = p54spi_spi_write_dma(priv, hdr->req_id, skb->data, skb->len);
-	if (ret < 0)
-		goto out;
-
-	if (!p54spi_wait_bit(priv, SPI_ADRS_HOST_INTERRUPTS,
-			     SPI_HOST_INT_WR_READY)) {
-		dev_err(&priv->spi->dev, "WR_READY timeout\n");
-		ret = -EAGAIN;
-		goto out;
-	}
-
-	p54spi_int_ack(priv, SPI_HOST_INT_WR_READY);
-
-	if (FREE_AFTER_TX(skb))
-		p54_free_skb(priv->hw, skb);
-out:
-	p54spi_sleep(priv);
-	return ret;
-}
-
-static int p54spi_wq_tx(struct p54s_priv *priv)
-{
-	struct p54s_tx_info *entry;
-	struct sk_buff *skb;
-	struct ieee80211_tx_info *info;
-	struct p54_tx_info *minfo;
-	struct p54s_tx_info *dinfo;
-	unsigned long flags;
-	int ret = 0;
-
-	spin_lock_irqsave(&priv->tx_lock, flags);
-
-	while (!list_empty(&priv->tx_pending)) {
-		entry = list_entry(priv->tx_pending.next,
-				   struct p54s_tx_info, tx_list);
-
-		list_del_init(&entry->tx_list);
-
-		spin_unlock_irqrestore(&priv->tx_lock, flags);
-
-		dinfo = container_of((void *) entry, struct p54s_tx_info,
-				     tx_list);
-		minfo = container_of((void *) dinfo, struct p54_tx_info,
-				     data);
-		info = container_of((void *) minfo, struct ieee80211_tx_info,
-				    rate_driver_data);
-		skb = container_of((void *) info, struct sk_buff, cb);
-
-		ret = p54spi_tx_frame(priv, skb);
-
-		if (ret < 0) {
-			p54_free_skb(priv->hw, skb);
-			return ret;
-		}
-
-		spin_lock_irqsave(&priv->tx_lock, flags);
-	}
-	spin_unlock_irqrestore(&priv->tx_lock, flags);
-	return ret;
-}
-
-static void p54spi_op_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
-{
-	struct p54s_priv *priv = dev->priv;
-	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
-	struct p54_tx_info *mi = (struct p54_tx_info *) info->rate_driver_data;
-	struct p54s_tx_info *di = (struct p54s_tx_info *) mi->data;
-	unsigned long flags;
-
-	BUILD_BUG_ON(sizeof(*di) > sizeof((mi->data)));
-
-	spin_lock_irqsave(&priv->tx_lock, flags);
-	list_add_tail(&di->tx_list, &priv->tx_pending);
-	spin_unlock_irqrestore(&priv->tx_lock, flags);
-
-	ieee80211_queue_work(priv->hw, &priv->work);
-}
-
-static void p54spi_work(struct work_struct *work)
-{
-	struct p54s_priv *priv = container_of(work, struct p54s_priv, work);
-	u32 ints;
-	int ret;
-
-	mutex_lock(&priv->mutex);
-
-	if (priv->fw_state == FW_STATE_OFF)
-		goto out;
-
-	ints = p54spi_read32(priv, SPI_ADRS_HOST_INTERRUPTS);
-
-	if (ints & SPI_HOST_INT_READY) {
-		p54spi_int_ready(priv);
-		p54spi_int_ack(priv, SPI_HOST_INT_READY);
-	}
-
-	if (priv->fw_state != FW_STATE_READY)
-		goto out;
-
-	if (ints & SPI_HOST_INT_UPDATE) {
-		p54spi_int_ack(priv, SPI_HOST_INT_UPDATE);
-		ret = p54spi_rx(priv);
-		if (ret < 0)
-			goto out;
-	}
-	if (ints & SPI_HOST_INT_SW_UPDATE) {
-		p54spi_int_ack(priv, SPI_HOST_INT_SW_UPDATE);
-		ret = p54spi_rx(priv);
-		if (ret < 0)
-			goto out;
-	}
-
-	ret = p54spi_wq_tx(priv);
-out:
-	mutex_unlock(&priv->mutex);
-}
-
-static int p54spi_op_start(struct ieee80211_hw *dev)
-{
-	struct p54s_priv *priv = dev->priv;
-	unsigned long timeout;
-	int ret = 0;
-
-	if (mutex_lock_interruptible(&priv->mutex)) {
-		ret = -EINTR;
-		goto out;
-	}
-
-	priv->fw_state = FW_STATE_BOOTING;
-
-	p54spi_power_on(priv);
-
-	ret = p54spi_upload_firmware(dev);
-	if (ret < 0) {
-		p54spi_power_off(priv);
-		goto out_unlock;
-	}
-
-	mutex_unlock(&priv->mutex);
-
-	timeout = msecs_to_jiffies(2000);
-	timeout = wait_for_completion_interruptible_timeout(&priv->fw_comp,
-							    timeout);
-	if (!timeout) {
-		dev_err(&priv->spi->dev, "firmware boot failed");
-		p54spi_power_off(priv);
-		ret = -1;
-		goto out;
-	}
-
-	if (mutex_lock_interruptible(&priv->mutex)) {
-		ret = -EINTR;
-		p54spi_power_off(priv);
-		goto out;
-	}
-
-	WARN_ON(priv->fw_state != FW_STATE_READY);
-
-out_unlock:
-	mutex_unlock(&priv->mutex);
-
-out:
-	return ret;
-}
-
-static void p54spi_op_stop(struct ieee80211_hw *dev)
-{
-	struct p54s_priv *priv = dev->priv;
-	unsigned long flags;
-
-	mutex_lock(&priv->mutex);
-	WARN_ON(priv->fw_state != FW_STATE_READY);
-
-	p54spi_power_off(priv);
-	spin_lock_irqsave(&priv->tx_lock, flags);
-	INIT_LIST_HEAD(&priv->tx_pending);
-	spin_unlock_irqrestore(&priv->tx_lock, flags);
-
-	priv->fw_state = FW_STATE_OFF;
-	mutex_unlock(&priv->mutex);
-
-	cancel_work_sync(&priv->work);
-}
-
-static int p54spi_probe(struct spi_device *spi)
-{
-	struct p54s_priv *priv = NULL;
-	struct ieee80211_hw *hw;
-	int ret = -EINVAL;
-
-	hw = p54_init_common(sizeof(*priv));
-	if (!hw) {
-		dev_err(&spi->dev, "could not alloc ieee80211_hw");
-		return -ENOMEM;
-	}
-
-	priv = hw->priv;
-	priv->hw = hw;
-	spi_set_drvdata(spi, priv);
-	priv->spi = spi;
-
-	spi->bits_per_word = 16;
-	spi->max_speed_hz = 24000000;
-
-	ret = spi_setup(spi);
-	if (ret < 0) {
-		dev_err(&priv->spi->dev, "spi_setup failed");
-		goto err_free;
-	}
-
-	ret = gpio_request(p54spi_gpio_power, "p54spi power");
-	if (ret < 0) {
-		dev_err(&priv->spi->dev, "power GPIO request failed: %d", ret);
-		goto err_free;
-	}
-
-	ret = gpio_request(p54spi_gpio_irq, "p54spi irq");
-	if (ret < 0) {
-		dev_err(&priv->spi->dev, "irq GPIO request failed: %d", ret);
-		goto err_free_gpio_power;
-	}
-
-	gpio_direction_output(p54spi_gpio_power, 0);
-	gpio_direction_input(p54spi_gpio_irq);
-
-	ret = request_irq(gpio_to_irq(p54spi_gpio_irq),
-			  p54spi_interrupt, 0, "p54spi",
-			  priv->spi);
-	if (ret < 0) {
-		dev_err(&priv->spi->dev, "request_irq() failed");
-		goto err_free_gpio_irq;
-	}
-
-	irq_set_irq_type(gpio_to_irq(p54spi_gpio_irq), IRQ_TYPE_EDGE_RISING);
-
-	disable_irq(gpio_to_irq(p54spi_gpio_irq));
-
-	INIT_WORK(&priv->work, p54spi_work);
-	init_completion(&priv->fw_comp);
-	INIT_LIST_HEAD(&priv->tx_pending);
-	mutex_init(&priv->mutex);
-	spin_lock_init(&priv->tx_lock);
-	SET_IEEE80211_DEV(hw, &spi->dev);
-	priv->common.open = p54spi_op_start;
-	priv->common.stop = p54spi_op_stop;
-	priv->common.tx = p54spi_op_tx;
-
-	ret = p54spi_request_firmware(hw);
-	if (ret < 0)
-		goto err_free_common;
-
-	ret = p54spi_request_eeprom(hw);
-	if (ret)
-		goto err_free_common;
-
-	ret = p54_register_common(hw, &priv->spi->dev);
-	if (ret)
-		goto err_free_common;
-
-	return 0;
-
-err_free_common:
-	free_irq(gpio_to_irq(p54spi_gpio_irq), spi);
-err_free_gpio_irq:
-	gpio_free(p54spi_gpio_irq);
-err_free_gpio_power:
-	gpio_free(p54spi_gpio_power);
-err_free:
-	p54_free_common(priv->hw);
-	return ret;
-}
-
-static int p54spi_remove(struct spi_device *spi)
-{
-	struct p54s_priv *priv = spi_get_drvdata(spi);
-
-	p54_unregister_common(priv->hw);
-
-	free_irq(gpio_to_irq(p54spi_gpio_irq), spi);
-
-	gpio_free(p54spi_gpio_power);
-	gpio_free(p54spi_gpio_irq);
-	release_firmware(priv->firmware);
-
-	mutex_destroy(&priv->mutex);
-
-	p54_free_common(priv->hw);
-
-	return 0;
-}
-
-
-static struct spi_driver p54spi_driver = {
-	.driver = {
-		.name		= "p54spi",
-	},
-
-	.probe		= p54spi_probe,
-	.remove		= p54spi_remove,
-};
-
-module_spi_driver(p54spi_driver);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Christian Lamparter <chunkeey@web.de>");
-MODULE_ALIAS("spi:cx3110x");
-MODULE_ALIAS("spi:p54spi");
-MODULE_ALIAS("spi:stlc45xx");