diff options
Diffstat (limited to 'arch/arm/mach-mx3/mx31lilly.c')
| -rw-r--r-- | arch/arm/mach-mx3/mx31lilly.c | 57 |
1 files changed, 54 insertions, 3 deletions
diff --git a/arch/arm/mach-mx3/mx31lilly.c b/arch/arm/mach-mx3/mx31lilly.c index 423025150f6..9ce029f554b 100644 --- a/arch/arm/mach-mx3/mx31lilly.c +++ b/arch/arm/mach-mx3/mx31lilly.c @@ -31,6 +31,8 @@ #include <linux/interrupt.h> #include <linux/smsc911x.h> #include <linux/mtd/physmap.h> +#include <linux/spi/spi.h> +#include <linux/mfd/mc13783.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -41,6 +43,7 @@ #include <mach/common.h> #include <mach/iomux-mx3.h> #include <mach/board-mx31lilly.h> +#include <mach/spi.h> #include "devices.h" @@ -108,7 +111,36 @@ static struct platform_device physmap_flash_device = { static struct platform_device *devices[] __initdata = { &smsc91x_device, &physmap_flash_device, - &mxc_i2c_device1, +}; + +/* SPI */ + +static int spi_internal_chipselect[] = { + MXC_SPI_CS(0), + MXC_SPI_CS(1), + MXC_SPI_CS(2), +}; + +static struct spi_imx_master spi0_pdata = { + .chipselect = spi_internal_chipselect, + .num_chipselect = ARRAY_SIZE(spi_internal_chipselect), +}; + +static struct spi_imx_master spi1_pdata = { + .chipselect = spi_internal_chipselect, + .num_chipselect = ARRAY_SIZE(spi_internal_chipselect), +}; + +static struct mc13783_platform_data mc13783_pdata __initdata = { + .flags = MC13783_USE_RTC | MC13783_USE_TOUCHSCREEN, +}; + +static struct spi_board_info mc13783_dev __initdata = { + .modalias = "mc13783", + .max_speed_hz = 1000000, + .bus_num = 1, + .chip_select = 0, + .platform_data = &mc13783_pdata, }; static int mx31lilly_baseboard; @@ -128,8 +160,27 @@ static void __init mx31lilly_board_init(void) } mxc_iomux_alloc_pin(MX31_PIN_CS4__CS4, "Ethernet CS"); - mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MOSI__SCL, "I2C SCL"); - mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MISO__SDA, "I2C SDA"); + + /* SPI */ + mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SCLK__SCLK, "SPI1_CLK"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MOSI__MOSI, "SPI1_TX"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MISO__MISO, "SPI1_RX"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SPI_RDY__SPI_RDY, "SPI1_RDY"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS0__SS0, "SPI1_SS0"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS1__SS1, "SPI1_SS1"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS2__SS2, "SPI1_SS2"); + + mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SCLK__SCLK, "SPI2_CLK"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MOSI__MOSI, "SPI2_TX"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MISO__MISO, "SPI2_RX"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SPI_RDY__SPI_RDY, "SPI2_RDY"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS0__SS0, "SPI2_SS0"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS1__SS1, "SPI2_SS1"); + mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS2__SS2, "SPI2_SS2"); + + mxc_register_device(&mxc_spi_device0, &spi0_pdata); + mxc_register_device(&mxc_spi_device1, &spi1_pdata); + spi_register_board_info(&mc13783_dev, 1); platform_add_devices(devices, ARRAY_SIZE(devices)); } |