[package] libpcap: explicitely disable libnl support to prevent different build resul...
[openwrt.git] / target / linux / ar71xx / patches-3.3 / 207-spi-ath79-make-chipselect-logic-more-flexible.patch
index af96f55..08d544f 100644 (file)
-From b875f877d06acb852342636db4c3d1e6c9fe01ba Mon Sep 17 00:00:00 2001
+From bdbd9b2861ba73557795915598bb276a8568d130 Mon Sep 17 00:00:00 2001
 From: Gabor Juhos <juhosg@openwrt.org>
 Date: Wed, 11 Jan 2012 22:25:11 +0100
 Subject: [PATCH 7/7] spi/ath79: make chipselect logic more flexible
 
 Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
 ---
+ arch/mips/ath79/mach-ap121.c                       |    6 ++
+ arch/mips/ath79/mach-ap81.c                        |    6 ++
+ arch/mips/ath79/mach-pb44.c                        |    6 ++
+ arch/mips/ath79/mach-ubnt-xm.c                     |    6 ++
  .../include/asm/mach-ath79/ath79_spi_platform.h    |    8 ++-
- drivers/spi/spi-ath79.c                            |   6+++++++++++--------
2 files changed, 45 insertions(+), 28 deletions(-)
+ drivers/spi/spi-ath79.c                            |   63 ++++++++++++--------
6 files changed, 69 insertions(+), 26 deletions(-)
 
+--- a/arch/mips/ath79/mach-ap121.c
++++ b/arch/mips/ath79/mach-ap121.c
+@@ -58,12 +58,18 @@ static struct gpio_keys_button ap121_gpi
+       }
+ };
++static struct ath79_spi_controller_data ap121_spi0_data = {
++      .cs_type = ATH79_SPI_CS_TYPE_INTERNAL,
++      .cs_line = 0,
++};
++
+ static struct spi_board_info ap121_spi_info[] = {
+       {
+               .bus_num        = 0,
+               .chip_select    = 0,
+               .max_speed_hz   = 25000000,
+               .modalias       = "mx25l1606e",
++              .controller_data = &ap121_spi0_data,
+       }
+ };
+--- a/arch/mips/ath79/mach-ap81.c
++++ b/arch/mips/ath79/mach-ap81.c
+@@ -67,12 +67,18 @@ static struct gpio_keys_button ap81_gpio
+       }
+ };
++static struct ath79_spi_controller_data ap81_spi0_data = {
++      .cs_type = ATH79_SPI_CS_TYPE_INTERNAL,
++      .cs_line = 0,
++};
++
+ static struct spi_board_info ap81_spi_info[] = {
+       {
+               .bus_num        = 0,
+               .chip_select    = 0,
+               .max_speed_hz   = 25000000,
+               .modalias       = "m25p64",
++              .controller_data = &ap81_spi0_data,
+       }
+ };
+--- a/arch/mips/ath79/mach-pb44.c
++++ b/arch/mips/ath79/mach-pb44.c
+@@ -87,12 +87,18 @@ static struct gpio_keys_button pb44_gpio
+       }
+ };
++static struct ath79_spi_controller_data pb44_spi0_data = {
++      .cs_type = ATH79_SPI_CS_TYPE_INTERNAL,
++      .cs_line = 0,
++};
++
+ static struct spi_board_info pb44_spi_info[] = {
+       {
+               .bus_num        = 0,
+               .chip_select    = 0,
+               .max_speed_hz   = 25000000,
+               .modalias       = "m25p64",
++              .controller_data = &pb44_spi0_data,
+       },
+ };
+--- a/arch/mips/ath79/mach-ubnt-xm.c
++++ b/arch/mips/ath79/mach-ubnt-xm.c
+@@ -65,12 +65,18 @@ static struct gpio_keys_button ubnt_xm_g
+       }
+ };
++static struct ath79_spi_controller_data ubnt_xm_spi0_data = {
++       .cs_type = ATH79_SPI_CS_TYPE_INTERNAL,
++       .cs_line = 0,
++};
++
+ static struct spi_board_info ubnt_xm_spi_info[] = {
+       {
+               .bus_num        = 0,
+               .chip_select    = 0,
+               .max_speed_hz   = 25000000,
+               .modalias       = "mx25l6405d",
++              .controller_data = &ubnt_xm_spi0_data,
+       }
+ };
 --- a/arch/mips/include/asm/mach-ath79/ath79_spi_platform.h
 +++ b/arch/mips/include/asm/mach-ath79/ath79_spi_platform.h
 @@ -16,8 +16,14 @@ struct ath79_spi_platform_data {
@@ -29,16 +117,16 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  #endif /* _ATH79_SPI_PLATFORM_H */
 --- a/drivers/spi/spi-ath79.c
 +++ b/drivers/spi/spi-ath79.c
-@@ -30,6 +30,8 @@
- #define DRV_NAME      "ath79-spi"
+@@ -35,6 +35,8 @@
+ #define ATH79_SPI_RRW_DELAY_FACTOR    12000
+ #define MHZ                           (1000 * 1000)
  
-+#define ATH79_SPI_CS_LINE_MAX 2
++#define ATH79_SPI_CS_LINE_MAX         2
 +
  struct ath79_spi {
        struct spi_bitbang      bitbang;
        u32                     ioc_base;
-@@ -62,6 +64,7 @@ static void ath79_spi_chipselect(struct
+@@ -69,6 +71,7 @@ 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;
@@ -46,7 +134,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  
        if (is_active) {
                /* set initial clock polarity */
-@@ -73,20 +76,21 @@ static void ath79_spi_chipselect(struct
+@@ -80,20 +83,21 @@ static void ath79_spi_chipselect(struct
                ath79_spi_wr(sp, AR71XX_SPI_REG_IOC, sp->ioc_base);
        }
  
@@ -77,7 +165,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  }
  
  static void ath79_spi_enable(struct ath79_spi *sp)
-@@ -113,24 +117,30 @@ static void ath79_spi_disable(struct ath
+@@ -120,24 +124,30 @@ static void ath79_spi_disable(struct ath
  static int ath79_spi_setup_cs(struct spi_device *spi)
  {
        struct ath79_spi_controller_data *cdata;
@@ -112,7 +200,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
        }
  
        return status;
-@@ -138,9 +148,15 @@ static int ath79_spi_setup_cs(struct spi
+@@ -145,9 +155,15 @@ static int ath79_spi_setup_cs(struct spi
  
  static void ath79_spi_cleanup_cs(struct spi_device *spi)
  {
@@ -131,8 +219,8 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
        }
  }
  
-@@ -206,6 +222,10 @@ static __devinit int ath79_spi_probe(str
-       struct resource *r;
+@@ -215,6 +231,10 @@ static __devinit int ath79_spi_probe(str
+       unsigned long rate;
        int ret;
  
 +      pdata = pdev->dev.platform_data;
@@ -142,7 +230,7 @@ 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");
-@@ -215,17 +235,10 @@ static __devinit int ath79_spi_probe(str
+@@ -224,17 +244,10 @@ static __devinit int ath79_spi_probe(str
        sp = spi_master_get_devdata(master);
        platform_set_drvdata(pdev, sp);
  
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