Hi Jason,
On Thu, Sep 02, 2010 at 03:52:03PM +0800, Jason Wang wrote:
> Add platform data for eCSPI2 and register it through spi_imx dynamical
> register interface.
>
> Signed-off-by: Jason Wang <jason77.w...@gmail.com>
> ---
> arch/arm/mach-mx5/board-mx51_3ds.c | 20 ++++++++++++++++++++
> 1 files changed, 20 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-mx5/board-mx51_3ds.c
> b/arch/arm/mach-mx5/board-mx51_3ds.c
> index f95c2fd..0cf4e14 100644
> --- a/arch/arm/mach-mx5/board-mx51_3ds.c
> +++ b/arch/arm/mach-mx5/board-mx51_3ds.c
> @@ -24,9 +24,11 @@
> #include <mach/imx-uart.h>
> #include <mach/3ds_debugboard.h>
>
> +#include "devices-imx51.h"
> #include "devices.h"
>
> #define EXPIO_PARENT_INT (MXC_INTERNAL_IRQS + GPIO_PORTA + 6)
> +#define MX51_3DS_ECSPI2_CS (GPIO_PORTC + 28)
>
> static struct pad_desc mx51_3ds_pads[] = {
> /* UART1 */
> @@ -61,6 +63,12 @@ static struct pad_desc mx51_3ds_pads[] = {
> MX51_PAD_KEY_COL3__KEY_COL3,
> MX51_PAD_KEY_COL4__KEY_COL4,
> MX51_PAD_KEY_COL5__KEY_COL5,
> +
> + /* eCSPI2 */
> + MX51_PAD_NANDF_RB2__ECSPI2_SCLK,
> + MX51_PAD_NANDF_RB3__ECSPI2_MISO,
> + MX51_PAD_NANDF_D15__ECSPI2_MOSI,
> + MX51_PAD_NANDF_D12__GPIO_3_28,
> };
>
> /* Serial ports */
> @@ -127,6 +135,16 @@ static inline void mxc_init_keypad(void)
> }
> #endif
>
> +static int mx51_3ds_spi2_cs[] = {
> + MXC_SPI_CS(0),
> + MX51_3DS_ECSPI2_CS,
> +};
> +
> +static struct spi_imx_master mx51_3ds_spi2_pdata = {
> + .chipselect = mx51_3ds_spi2_cs,
> + .num_chipselect = ARRAY_SIZE(mx51_3ds_spi2_cs),
> +};
maybe better call it mx51_3ds_ecspi2_pdata? This should be const
__initconst.
> /*
> * Board specific initialization.
> */
> @@ -136,6 +154,8 @@ static void __init mxc_board_init(void)
> ARRAY_SIZE(mx51_3ds_pads));
> mxc_init_imx_uart();
>
> + imx51_add_spi_imx1(&mx51_3ds_spi2_pdata);
> +
> if (mxc_expio_init(MX51_CS5_BASE_ADDR, EXPIO_PARENT_INT))
> printk(KERN_WARNING "Init of the debugboard failed, all "
> "devices on the board are unusable.\n");
> --
> 1.5.6.5
>
>
--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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