forked from Minki/linux
p54spi: remove arch specific dependencies
On Friday 16 January 2009 20:33:43 Kalle Valo wrote:
> N800 and N810 support is not on mainline yet, for stlc45xx I decided
> to add module parameters for the gpio numbers. Here's the commit from
> stlc45xx repo:
>
> 35afc5df00
This is the same patch for p54spi.
It removes all N800/N810 specific code from p54spi, so the driver can be used on
other architectures, or configurations as well.
Signed-off-by: Christian Lamparter <chunkeey@web.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
parent
c88a768d7e
commit
a2116993c1
@ -39,6 +39,20 @@
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MODULE_FIRMWARE("3826.arm");
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MODULE_ALIAS("stlc45xx");
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/*
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* gpios should be handled in board files and provided via platform data,
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* but because it's currently impossible for p54spi to have a header file
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* in include/linux, let's use module paramaters for now
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*/
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static int p54spi_gpio_power = 97;
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module_param(p54spi_gpio_power, int, 0444);
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MODULE_PARM_DESC(p54spi_gpio_power, "gpio number for power line");
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static int p54spi_gpio_irq = 87;
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module_param(p54spi_gpio_irq, int, 0444);
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MODULE_PARM_DESC(p54spi_gpio_irq, "gpio number for irq line");
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static void p54spi_spi_read(struct p54s_priv *priv, u8 address,
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void *buf, size_t len)
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{
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@ -283,14 +297,14 @@ static int p54spi_upload_firmware(struct ieee80211_hw *dev)
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static void p54spi_power_off(struct p54s_priv *priv)
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{
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disable_irq(gpio_to_irq(priv->config->irq_gpio));
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gpio_set_value(priv->config->power_gpio, 0);
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disable_irq(gpio_to_irq(p54spi_gpio_irq));
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gpio_set_value(p54spi_gpio_power, 0);
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}
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static void p54spi_power_on(struct p54s_priv *priv)
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{
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gpio_set_value(priv->config->power_gpio, 1);
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enable_irq(gpio_to_irq(priv->config->irq_gpio));
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gpio_set_value(p54spi_gpio_power, 1);
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enable_irq(gpio_to_irq(p54spi_gpio_irq));
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/*
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* need to wait a while before device can be accessed, the lenght
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@ -626,9 +640,6 @@ static int __devinit p54spi_probe(struct spi_device *spi)
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dev_set_drvdata(&spi->dev, priv);
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priv->spi = spi;
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priv->config = omap_get_config(OMAP_TAG_WLAN_CX3110X,
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struct omap_wlan_cx3110x_config);
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spi->bits_per_word = 16;
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spi->max_speed_hz = 24000000;
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@ -638,22 +649,22 @@ static int __devinit p54spi_probe(struct spi_device *spi)
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goto err_free_common;
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}
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ret = gpio_request(priv->config->power_gpio, "p54spi power");
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ret = gpio_request(p54spi_gpio_power, "p54spi power");
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if (ret < 0) {
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dev_err(&priv->spi->dev, "power GPIO request failed: %d", ret);
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goto err_free_common;
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}
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ret = gpio_request(priv->config->irq_gpio, "p54spi irq");
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ret = gpio_request(p54spi_gpio_irq, "p54spi irq");
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if (ret < 0) {
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dev_err(&priv->spi->dev, "irq GPIO request failed: %d", ret);
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goto err_free_common;
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}
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gpio_direction_output(priv->config->power_gpio, 0);
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gpio_direction_input(priv->config->irq_gpio);
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gpio_direction_output(p54spi_gpio_power, 0);
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gpio_direction_input(p54spi_gpio_irq);
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ret = request_irq(OMAP_GPIO_IRQ(priv->config->irq_gpio),
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ret = request_irq(gpio_to_irq(p54spi_gpio_irq),
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p54spi_interrupt, IRQF_DISABLED, "p54spi",
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priv->spi);
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if (ret < 0) {
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@ -661,10 +672,10 @@ static int __devinit p54spi_probe(struct spi_device *spi)
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goto err_free_common;
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}
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set_irq_type(gpio_to_irq(priv->config->irq_gpio),
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set_irq_type(gpio_to_irq(p54spi_gpio_irq),
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IRQ_TYPE_EDGE_RISING);
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disable_irq(gpio_to_irq(priv->config->irq_gpio));
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disable_irq(gpio_to_irq(p54spi_gpio_irq));
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INIT_WORK(&priv->work, p54spi_work);
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init_completion(&priv->fw_comp);
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@ -705,10 +716,10 @@ static int __devexit p54spi_remove(struct spi_device *spi)
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ieee80211_unregister_hw(priv->hw);
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free_irq(gpio_to_irq(priv->config->irq_gpio), spi);
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free_irq(gpio_to_irq(p54spi_gpio_irq), spi);
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gpio_free(priv->config->power_gpio);
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gpio_free(priv->config->irq_gpio);
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gpio_free(p54spi_gpio_power);
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gpio_free(p54spi_gpio_irq);
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release_firmware(priv->firmware);
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mutex_destroy(&priv->mutex);
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@ -25,7 +25,6 @@
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#include <linux/mutex.h>
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#include <linux/list.h>
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#include <net/mac80211.h>
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#include <mach/board.h>
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#include "p54.h"
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@ -108,7 +107,6 @@ struct p54s_priv {
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struct p54_common common;
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struct ieee80211_hw *hw;
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struct spi_device *spi;
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const struct omap_wlan_cx3110x_config *config;
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struct work_struct work;
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