All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH] MX27 3ds: Add SDHC1 support to mx27 3ds
@ 2010-10-20 16:36 Rogerio Pimentel
  2010-10-21 20:49 ` Sascha Hauer
  0 siblings, 1 reply; 2+ messages in thread
From: Rogerio Pimentel @ 2010-10-20 16:36 UTC (permalink / raw)
  To: linux-arm-kernel

Add SDHC1 support to MX27 3ds

Signed-off-by: Rogerio Pimentel <rogerio.pimentel@freescale.com>

---
  arch/arm/mach-imx/mach-mx27_3ds.c |   38 
+++++++++++++++++++++++++++++++++++++
  1 files changed, 38 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-imx/mach-mx27_3ds.c 
b/arch/arm/mach-imx/mach-mx27_3ds.c
index a69dba2..a02a00a 100644
--- a/arch/arm/mach-imx/mach-mx27_3ds.c
+++ b/arch/arm/mach-imx/mach-mx27_3ds.c
@@ -23,16 +23,20 @@
  #include <linux/platform_device.h>
  #include <linux/gpio.h>
  #include <linux/input/matrix_keypad.h>
+#include <linux/irq.h>
  #include <asm/mach-types.h>
  #include <asm/mach/arch.h>
  #include <asm/mach/time.h>
  #include <mach/hardware.h>
  #include <mach/common.h>
  #include <mach/iomux-mx27.h>
+#include <mach/mmc.h>

  #include "devices-imx27.h"
  #include "devices.h"

+#define SD1_EN_GPIO (GPIO_PORTB + 25)
+
  static const int mx27pdk_pins[] __initconst = {
      /* UART1 */
      PE12_PF_UART1_TXD,
@@ -58,6 +62,14 @@ static const int mx27pdk_pins[] __initconst = {
      PD15_AOUT_FEC_COL,
      PD16_AIN_FEC_TX_ER,
      PF23_AIN_FEC_TX_EN,
+    /* SDHC1 */
+    PE18_PF_SD1_D0,
+    PE19_PF_SD1_D1,
+    PE20_PF_SD1_D2,
+    PE21_PF_SD1_D3,
+    PE22_PF_SD1_CMD,
+    PE23_PF_SD1_CLK,
+    SD1_EN_GPIO | GPIO_GPIO | GPIO_OUT,
  };

  static const struct imxuart_platform_data uart_pdata __initconst = {
@@ -85,13 +97,39 @@ static struct matrix_keymap_data 
mx27_3ds_keymap_data = {
      .keymap_size    = ARRAY_SIZE(mx27_3ds_keymap),
  };

+static int mx27_3ds_sdhc1_init(struct device *dev, irq_handler_t 
detect_irq,
+                void *data)
+{
+    return request_irq(IRQ_GPIOB(26), detect_irq, IRQF_TRIGGER_FALLING |
+            IRQF_TRIGGER_RISING, "sdhc1-card-detect", data);
+}
+
+static void mx27_3ds_sdhc1_exit(struct device *dev, void *data)
+{
+    free_irq(IRQ_GPIOB(26), data);
+}
+
+static struct imxmmc_platform_data sdhc1_pdata = {
+    .init = mx27_3ds_sdhc1_init,
+    .exit = mx27_3ds_sdhc1_exit,
+};
+
+static void mx27_3ds_sdhc1_enable_level_translator(void)
+{
+    /* Turn on TXB0108 OE pin */
+    gpio_request(SD1_EN_GPIO, "sd1_enable");
+    gpio_direction_output(SD1_EN_GPIO, 1);
+}
+
  static void __init mx27pdk_init(void)
  {
      mxc_gpio_setup_multiple_pins(mx27pdk_pins, ARRAY_SIZE(mx27pdk_pins),
          "mx27pdk");
+    mx27_3ds_sdhc1_enable_level_translator();
      imx27_add_imx_uart0(&uart_pdata);
      imx27_add_fec(NULL);
      mxc_register_device(&imx_kpp_device, &mx27_3ds_keymap_data);
+    mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata);
  }

  static void __init mx27pdk_timer_init(void)
-- 
1.7.0.4

^ permalink raw reply related	[flat|nested] 2+ messages in thread
* [PATCH] MX27 3ds: Add SDHC1 support to mx27 3ds
  2010-10-20 16:36 [PATCH] MX27 3ds: Add SDHC1 support to mx27 3ds Rogerio Pimentel
@ 2010-10-21 20:49 ` Sascha Hauer
  0 siblings, 0 replies; 2+ messages in thread
From: Sascha Hauer @ 2010-10-21 20:49 UTC (permalink / raw)
  To: linux-arm-kernel

Hi Rogerio,

On Wed, Oct 20, 2010 at 02:36:02PM -0200, Rogerio Pimentel wrote:
> Add SDHC1 support to MX27 3ds
>
> Signed-off-by: Rogerio Pimentel <rogerio.pimentel@freescale.com>
>
> ---
>  arch/arm/mach-imx/mach-mx27_3ds.c |   38  
> +++++++++++++++++++++++++++++++++++++

Your mailer breaks the lines. Otherwise the patch looks ok.

Sascha

>  1 files changed, 38 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-imx/mach-mx27_3ds.c  
> b/arch/arm/mach-imx/mach-mx27_3ds.c
> index a69dba2..a02a00a 100644
> --- a/arch/arm/mach-imx/mach-mx27_3ds.c
> +++ b/arch/arm/mach-imx/mach-mx27_3ds.c
> @@ -23,16 +23,20 @@
>  #include <linux/platform_device.h>
>  #include <linux/gpio.h>
>  #include <linux/input/matrix_keypad.h>
> +#include <linux/irq.h>
>  #include <asm/mach-types.h>
>  #include <asm/mach/arch.h>
>  #include <asm/mach/time.h>
>  #include <mach/hardware.h>
>  #include <mach/common.h>
>  #include <mach/iomux-mx27.h>
> +#include <mach/mmc.h>
>
>  #include "devices-imx27.h"
>  #include "devices.h"
>
> +#define SD1_EN_GPIO (GPIO_PORTB + 25)
> +
>  static const int mx27pdk_pins[] __initconst = {
>      /* UART1 */
>      PE12_PF_UART1_TXD,
> @@ -58,6 +62,14 @@ static const int mx27pdk_pins[] __initconst = {
>      PD15_AOUT_FEC_COL,
>      PD16_AIN_FEC_TX_ER,
>      PF23_AIN_FEC_TX_EN,
> +    /* SDHC1 */
> +    PE18_PF_SD1_D0,
> +    PE19_PF_SD1_D1,
> +    PE20_PF_SD1_D2,
> +    PE21_PF_SD1_D3,
> +    PE22_PF_SD1_CMD,
> +    PE23_PF_SD1_CLK,
> +    SD1_EN_GPIO | GPIO_GPIO | GPIO_OUT,
>  };
>
>  static const struct imxuart_platform_data uart_pdata __initconst = {
> @@ -85,13 +97,39 @@ static struct matrix_keymap_data  
> mx27_3ds_keymap_data = {
>      .keymap_size    = ARRAY_SIZE(mx27_3ds_keymap),
>  };
>
> +static int mx27_3ds_sdhc1_init(struct device *dev, irq_handler_t  
> detect_irq,
> +                void *data)
> +{
> +    return request_irq(IRQ_GPIOB(26), detect_irq, IRQF_TRIGGER_FALLING |
> +            IRQF_TRIGGER_RISING, "sdhc1-card-detect", data);
> +}
> +
> +static void mx27_3ds_sdhc1_exit(struct device *dev, void *data)
> +{
> +    free_irq(IRQ_GPIOB(26), data);
> +}
> +
> +static struct imxmmc_platform_data sdhc1_pdata = {
> +    .init = mx27_3ds_sdhc1_init,
> +    .exit = mx27_3ds_sdhc1_exit,
> +};
> +
> +static void mx27_3ds_sdhc1_enable_level_translator(void)
> +{
> +    /* Turn on TXB0108 OE pin */
> +    gpio_request(SD1_EN_GPIO, "sd1_enable");
> +    gpio_direction_output(SD1_EN_GPIO, 1);
> +}
> +
>  static void __init mx27pdk_init(void)
>  {
>      mxc_gpio_setup_multiple_pins(mx27pdk_pins, ARRAY_SIZE(mx27pdk_pins),
>          "mx27pdk");
> +    mx27_3ds_sdhc1_enable_level_translator();
>      imx27_add_imx_uart0(&uart_pdata);
>      imx27_add_fec(NULL);
>      mxc_register_device(&imx_kpp_device, &mx27_3ds_keymap_data);
> +    mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata);
>  }
>
>  static void __init mx27pdk_timer_init(void)
> -- 
> 1.7.0.4
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
>

-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |

^ permalink raw reply	[flat|nested] 2+ messages in thread
end of thread, other threads:[~2010-10-21 20:49 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2010-10-20 16:36 [PATCH] MX27 3ds: Add SDHC1 support to mx27 3ds Rogerio Pimentel
2010-10-21 20:49 ` Sascha Hauer

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.