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path: root/drivers/net/wireless/cw1200
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Diffstat (limited to 'drivers/net/wireless/cw1200')
-rw-r--r--drivers/net/wireless/cw1200/cw1200_sagrad.c49
-rw-r--r--drivers/net/wireless/cw1200/cw1200_sdio.c50
-rw-r--r--drivers/net/wireless/cw1200/cw1200_spi.c33
3 files changed, 41 insertions, 91 deletions
diff --git a/drivers/net/wireless/cw1200/cw1200_sagrad.c b/drivers/net/wireless/cw1200/cw1200_sagrad.c
index 14c2a186b493..3f884ac96ccc 100644
--- a/drivers/net/wireless/cw1200/cw1200_sagrad.c
+++ b/drivers/net/wireless/cw1200/cw1200_sagrad.c
@@ -21,29 +21,6 @@ MODULE_LICENSE("GPL");
/* #define SAGRAD_1091_1098_EVK_SPI */
#ifdef SAGRAD_1091_1098_EVK_SDIO
-#if 0
-static struct resource cw1200_href_resources[] = {
- {
- .start = 215, /* fix me as appropriate */
- .end = 215, /* ditto */
- .flags = IORESOURCE_IO,
- .name = "cw1200_wlan_reset",
- },
- {
- .start = 216, /* fix me as appropriate */
- .end = 216, /* ditto */
- .flags = IORESOURCE_IO,
- .name = "cw1200_wlan_powerup",
- },
- {
- .start = NOMADIK_GPIO_TO_IRQ(216), /* fix me as appropriate */
- .end = NOMADIK_GPIO_TO_IRQ(216), /* ditto */
- .flags = IORESOURCE_IRQ,
- .name = "cw1200_wlan_irq",
- },
-};
-#endif
-
static int cw1200_power_ctrl(const struct cw1200_platform_data_sdio *pdata,
bool enable)
{
@@ -68,9 +45,9 @@ static struct cw1200_platform_data_sdio cw1200_platform_data = {
.ref_clk = 38400,
.have_5ghz = false,
#if 0
- .reset = &cw1200_href_resources[0],
- .powerup = &cw1200_href_resources[1],
- .irq = &cw1200_href_resources[2],
+ .reset = GPIO_RF_RESET, /* Replace as appropriate */
+ .powerup = GPIO_RF_POWERUP, /* Replace as appropriate */
+ .irq = GPIO_TO_IRQ(GPIO_RF_IRQ), /* Replace as appropriate */
#endif
.power_ctrl = cw1200_power_ctrl,
.clk_ctrl = cw1200_clk_ctrl,
@@ -80,22 +57,6 @@ static struct cw1200_platform_data_sdio cw1200_platform_data = {
#endif
#ifdef SAGRAD_1091_1098_EVK_SPI
-/* Note that this is an example of integrating into your board support file */
-static struct resource cw1200_href_resources[] = {
- {
- .start = GPIO_RF_RESET,
- .end = GPIO_RF_RESET,
- .flags = IORESOURCE_IO,
- .name = "cw1200_wlan_reset",
- },
- {
- .start = GPIO_RF_POWERUP,
- .end = GPIO_RF_POWERUP,
- .flags = IORESOURCE_IO,
- .name = "cw1200_wlan_powerup",
- },
-};
-
static int cw1200_power_ctrl(const struct cw1200_platform_data_spi *pdata,
bool enable)
{
@@ -118,8 +79,8 @@ static int cw1200_clk_ctrl(const struct cw1200_platform_data_spi *pdata,
static struct cw1200_platform_data_spi cw1200_platform_data = {
.ref_clk = 38400,
.spi_bits_per_word = 16,
- .reset = &cw1200_href_resources[0],
- .powerup = &cw1200_href_resources[1],
+ .reset = GPIO_RF_RESET, /* Replace as appropriate */
+ .powerup = GPIO_RF_POWERUP, /* Replace as appropriate */
.power_ctrl = cw1200_power_ctrl,
.clk_ctrl = cw1200_clk_ctrl,
/* .macaddr = ??? */
diff --git a/drivers/net/wireless/cw1200/cw1200_sdio.c b/drivers/net/wireless/cw1200/cw1200_sdio.c
index 0a882ca89bbb..574cf727567c 100644
--- a/drivers/net/wireless/cw1200/cw1200_sdio.c
+++ b/drivers/net/wireless/cw1200/cw1200_sdio.c
@@ -105,7 +105,6 @@ static irqreturn_t cw1200_gpio_irq(int irq, void *dev_id)
static int cw1200_request_irq(struct hwbus_priv *self)
{
int ret;
- const struct resource *irq = self->pdata->irq;
u8 cccr;
cccr = sdio_f0_readb(self->func, SDIO_CCCR_IENx, &ret);
@@ -122,15 +121,15 @@ static int cw1200_request_irq(struct hwbus_priv *self)
if (WARN_ON(ret))
goto err;
- ret = enable_irq_wake(irq->start);
+ ret = enable_irq_wake(self->pdata->irq);
if (WARN_ON(ret))
goto err;
/* Request the IRQ */
- ret = request_threaded_irq(irq->start, cw1200_gpio_hardirq,
+ ret = request_threaded_irq(self->pdata->irq, cw1200_gpio_hardirq,
cw1200_gpio_irq,
IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
- irq->name, self);
+ "cw1200_wlan_irq", self);
if (WARN_ON(ret))
goto err;
@@ -162,8 +161,8 @@ static int cw1200_sdio_irq_unsubscribe(struct hwbus_priv *self)
pr_debug("SW IRQ unsubscribe\n");
if (self->pdata->irq) {
- disable_irq_wake(self->pdata->irq->start);
- free_irq(self->pdata->irq->start, self);
+ disable_irq_wake(self->pdata->irq);
+ free_irq(self->pdata->irq, self);
} else {
sdio_claim_host(self->func);
ret = sdio_release_irq(self->func);
@@ -174,12 +173,10 @@ static int cw1200_sdio_irq_unsubscribe(struct hwbus_priv *self)
static int cw1200_sdio_off(const struct cw1200_platform_data_sdio *pdata)
{
- const struct resource *reset = pdata->reset;
-
- if (reset) {
- gpio_set_value(reset->start, 0);
+ if (pdata->reset) {
+ gpio_set_value(pdata->reset, 0);
msleep(30); /* Min is 2 * CLK32K cycles */
- gpio_free(reset->start);
+ gpio_free(pdata->reset);
}
if (pdata->power_ctrl)
@@ -192,20 +189,17 @@ static int cw1200_sdio_off(const struct cw1200_platform_data_sdio *pdata)
static int cw1200_sdio_on(const struct cw1200_platform_data_sdio *pdata)
{
- const struct resource *reset = pdata->reset;
- const struct resource *powerup = pdata->powerup;
-
/* Ensure I/Os are pulled low */
- if (reset) {
- gpio_request(reset->start, reset->name);
- gpio_direction_output(reset->start, 0);
+ if (pdata->reset) {
+ gpio_request(pdata->reset, "cw1200_wlan_reset");
+ gpio_direction_output(pdata->reset, 0);
}
- if (powerup) {
- gpio_request(powerup->start, powerup->name);
- gpio_direction_output(powerup->start, 0);
+ if (pdata->powerup) {
+ gpio_request(pdata->powerup, "cw1200_wlan_powerup");
+ gpio_direction_output(pdata->powerup, 0);
}
- if (reset || powerup)
- msleep(50); /* Settle time */
+ if (pdata->reset || pdata->powerup)
+ msleep(10); /* Settle time? */
/* Enable 3v3 and 1v8 to hardware */
if (pdata->power_ctrl) {
@@ -225,13 +219,13 @@ static int cw1200_sdio_on(const struct cw1200_platform_data_sdio *pdata)
}
/* Enable POWERUP signal */
- if (powerup) {
- gpio_set_value(powerup->start, 1);
+ if (pdata->powerup) {
+ gpio_set_value(pdata->powerup, 1);
msleep(250); /* or more..? */
}
/* Enable RSTn signal */
- if (reset) {
- gpio_set_value(reset->start, 1);
+ if (pdata->reset) {
+ gpio_set_value(pdata->reset, 1);
msleep(50); /* Or more..? */
}
return 0;
@@ -252,7 +246,7 @@ static int cw1200_sdio_pm(struct hwbus_priv *self, bool suspend)
int ret = 0;
if (self->pdata->irq)
- ret = irq_set_irq_wake(self->pdata->irq->start, suspend);
+ ret = irq_set_irq_wake(self->pdata->irq, suspend);
return ret;
}
@@ -274,7 +268,7 @@ static int cw1200_sdio_probe(struct sdio_func *func,
pr_info("cw1200_wlan_sdio: Probe called\n");
- /* We are only able to handle the wlan function */
+ /* We are only able to handle the wlan function */
if (func->num != 0x01)
return -ENODEV;
diff --git a/drivers/net/wireless/cw1200/cw1200_spi.c b/drivers/net/wireless/cw1200/cw1200_spi.c
index da5d24cc67db..d8dc7c6bb96d 100644
--- a/drivers/net/wireless/cw1200/cw1200_spi.c
+++ b/drivers/net/wireless/cw1200/cw1200_spi.c
@@ -268,12 +268,10 @@ static int cw1200_spi_irq_unsubscribe(struct hwbus_priv *self)
static int cw1200_spi_off(const struct cw1200_platform_data_spi *pdata)
{
- const struct resource *reset = pdata->reset;
-
- if (reset) {
- gpio_set_value(reset->start, 0);
+ if (pdata->reset) {
+ gpio_set_value(pdata->reset, 0);
msleep(30); /* Min is 2 * CLK32K cycles */
- gpio_free(reset->start);
+ gpio_free(pdata->reset);
}
if (pdata->power_ctrl)
@@ -286,19 +284,16 @@ static int cw1200_spi_off(const struct cw1200_platform_data_spi *pdata)
static int cw1200_spi_on(const struct cw1200_platform_data_spi *pdata)
{
- const struct resource *reset = pdata->reset;
- const struct resource *powerup = pdata->powerup;
-
/* Ensure I/Os are pulled low */
- if (reset) {
- gpio_request(reset->start, reset->name);
- gpio_direction_output(reset->start, 0);
+ if (pdata->reset) {
+ gpio_request(pdata->reset, "cw1200_wlan_reset");
+ gpio_direction_output(pdata->reset, 0);
}
- if (powerup) {
- gpio_request(powerup->start, powerup->name);
- gpio_direction_output(powerup->start, 0);
+ if (pdata->powerup) {
+ gpio_request(pdata->powerup, "cw1200_wlan_powerup");
+ gpio_direction_output(pdata->powerup, 0);
}
- if (reset || powerup)
+ if (pdata->reset || pdata->powerup)
msleep(10); /* Settle time? */
/* Enable 3v3 and 1v8 to hardware */
@@ -319,13 +314,13 @@ static int cw1200_spi_on(const struct cw1200_platform_data_spi *pdata)
}
/* Enable POWERUP signal */
- if (powerup) {
- gpio_set_value(powerup->start, 1);
+ if (pdata->powerup) {
+ gpio_set_value(pdata->powerup, 1);
msleep(250); /* or more..? */
}
/* Enable RSTn signal */
- if (reset) {
- gpio_set_value(reset->start, 1);
+ if (pdata->reset) {
+ gpio_set_value(pdata->reset, 1);
msleep(50); /* Or more..? */
}
return 0;
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-15 13:45:24 +0000