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[openwrt.git] / target / linux / ar71xx / patches-3.2 / 207-spi-ath79-make-chipselect-logic-more-flexible.patch

diff --git a/target/linux/ar71xx/patches-3.2/207-spi-ath79-make-chipselect-logic-more-flexible.patch b/target/linux/ar71xx/patches-3.2/207-spi-ath79-make-chipselect-logic-more-flexible.patch
index 7c45b73..af96f55 100644 (file)
--- a/target/linux/ar71xx/patches-3.2/207-spi-ath79-make-chipselect-logic-more-flexible.patch
+++ b/target/linux/ar71xx/patches-3.2/207-spi-ath79-make-chipselect-logic-more-flexible.patch
@@ -38,7 +38,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  struct ath79_spi {
        struct spi_bitbang      bitbang;
        u32                     ioc_base;
  struct ath79_spi {
        struct spi_bitbang      bitbang;
        u32                     ioc_base;

-@@ -62,6 +64,7 @@ static void ath79_spi_chipselect(struct 
+@@ -62,6 +64,7 @@ static void ath79_spi_chipselect(struct

  {
        struct ath79_spi *sp = ath79_spidev_to_sp(spi);
        int cs_high = (spi->mode & SPI_CS_HIGH) ? is_active : !is_active;
  {
        struct ath79_spi *sp = ath79_spidev_to_sp(spi);
        int cs_high = (spi->mode & SPI_CS_HIGH) ? is_active : !is_active;


@@ -46,7 +46,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  
        if (is_active) {
                /* set initial clock polarity */
  
        if (is_active) {
                /* set initial clock polarity */

-@@ -73,20 +76,21 @@ static void ath79_spi_chipselect(struct 
+@@ -73,20 +76,21 @@ static void ath79_spi_chipselect(struct

                ath79_spi_wr(sp, AR71XX_SPI_REG_IOC, sp->ioc_base);
        }
  
                ath79_spi_wr(sp, AR71XX_SPI_REG_IOC, sp->ioc_base);
        }
  


@@ -77,9 +77,9 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  }
  
  static void ath79_spi_enable(struct ath79_spi *sp)
  }
  
  static void ath79_spi_enable(struct ath79_spi *sp)

-@@ -114,24 +118,30 @@ static int ath79_spi_setup_cs(struct spi
+@@ -113,24 +117,30 @@ static void ath79_spi_disable(struct ath
+ static int ath79_spi_setup_cs(struct spi_device *spi)

  {
  {

-       struct ath79_spi *sp = ath79_spidev_to_sp(spi);

        struct ath79_spi_controller_data *cdata;
 +      unsigned long flags;
        int status;
        struct ath79_spi_controller_data *cdata;
 +      unsigned long flags;
        int status;


@@ -112,16 +112,15 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
        }
  
        return status;
        }
  
        return status;

-@@ -139,11 +149,15 @@ static int ath79_spi_setup_cs(struct spi
+@@ -138,9 +148,15 @@ static int ath79_spi_setup_cs(struct spi

  
  static void ath79_spi_cleanup_cs(struct spi_device *spi)
  {
  
  static void ath79_spi_cleanup_cs(struct spi_device *spi)
  {

--      struct ath79_spi *sp = ath79_spidev_to_sp(spi);
-+      struct ath79_spi_controller_data *cdata = spi->controller_data;
- 

 -      if (spi->chip_select) {
 -              struct ath79_spi_controller_data *cdata = spi->controller_data;
 -              gpio_free(cdata->gpio);
 -      if (spi->chip_select) {
 -              struct ath79_spi_controller_data *cdata = spi->controller_data;
 -              gpio_free(cdata->gpio);

++      struct ath79_spi_controller_data *cdata = spi->controller_data;
++

 +      switch (cdata->cs_type) {
 +      case ATH79_SPI_CS_TYPE_INTERNAL:
 +              /* nothing to do */
 +      switch (cdata->cs_type) {
 +      case ATH79_SPI_CS_TYPE_INTERNAL:
 +              /* nothing to do */


@@ -132,7 +131,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
        }
  }
  
        }
  }
  

-@@ -209,6 +223,10 @@ static __devinit int ath79_spi_probe(str
+@@ -206,6 +222,10 @@ static __devinit int ath79_spi_probe(str

        struct resource *r;
        int ret;
  
        struct resource *r;
        int ret;
  


@@ -143,7 +142,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
        master = spi_alloc_master(&pdev->dev, sizeof(*sp));
        if (master == NULL) {
                dev_err(&pdev->dev, "failed to allocate spi master\n");
        master = spi_alloc_master(&pdev->dev, sizeof(*sp));
        if (master == NULL) {
                dev_err(&pdev->dev, "failed to allocate spi master\n");

-@@ -218,17 +236,10 @@ static __devinit int ath79_spi_probe(str
+@@ -215,17 +235,10 @@ static __devinit int ath79_spi_probe(str

        sp = spi_master_get_devdata(master);
        platform_set_drvdata(pdev, sp);
  
        sp = spi_master_get_devdata(master);
        platform_set_drvdata(pdev, sp);