diff options
Diffstat (limited to 'arch/arm/mach-mx5/board-mx51_3ds.c')
| -rw-r--r-- | arch/arm/mach-mx5/board-mx51_3ds.c | 44 |
1 files changed, 37 insertions, 7 deletions
diff --git a/arch/arm/mach-mx5/board-mx51_3ds.c b/arch/arm/mach-mx5/board-mx51_3ds.c index f95c2fd9466..79ce8dcf3cd 100644 --- a/arch/arm/mach-mx5/board-mx51_3ds.c +++ b/arch/arm/mach-mx5/board-mx51_3ds.c @@ -13,6 +13,7 @@ #include <linux/irq.h> #include <linux/platform_device.h> #include <linux/input/matrix_keypad.h> +#include <linux/spi/spi.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -21,12 +22,13 @@ #include <mach/hardware.h> #include <mach/common.h> #include <mach/iomux-mx51.h> -#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 */ @@ -61,19 +63,25 @@ 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 */ #if defined(CONFIG_SERIAL_IMX) || defined(CONFIG_SERIAL_IMX_MODULE) -static struct imxuart_platform_data uart_pdata = { +static const struct imxuart_platform_data uart_pdata __initconst = { .flags = IMXUART_HAVE_RTSCTS, }; static inline void mxc_init_imx_uart(void) { - mxc_register_device(&mxc_uart_device0, &uart_pdata); - mxc_register_device(&mxc_uart_device1, &uart_pdata); - mxc_register_device(&mxc_uart_device2, &uart_pdata); + imx51_add_imx_uart(0, &uart_pdata); + imx51_add_imx_uart(1, &uart_pdata); + imx51_add_imx_uart(2, &uart_pdata); } #else /* !SERIAL_IMX */ static inline void mxc_init_imx_uart(void) @@ -127,6 +135,26 @@ static inline void mxc_init_keypad(void) } #endif +static int mx51_3ds_spi2_cs[] = { + MXC_SPI_CS(0), + MX51_3DS_ECSPI2_CS, +}; + +static const struct spi_imx_master mx51_3ds_ecspi2_pdata __initconst = { + .chipselect = mx51_3ds_spi2_cs, + .num_chipselect = ARRAY_SIZE(mx51_3ds_spi2_cs), +}; + +static struct spi_board_info mx51_3ds_spi_nor_device[] = { + { + .modalias = "m25p80", + .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ + .bus_num = 1, + .chip_select = 1, + .mode = SPI_MODE_0, + .platform_data = NULL,}, +}; + /* * Board specific initialization. */ @@ -136,6 +164,10 @@ static void __init mxc_board_init(void) ARRAY_SIZE(mx51_3ds_pads)); mxc_init_imx_uart(); + imx51_add_ecspi(1, &mx51_3ds_ecspi2_pdata); + spi_register_board_info(mx51_3ds_spi_nor_device, + ARRAY_SIZE(mx51_3ds_spi_nor_device)); + 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"); @@ -154,8 +186,6 @@ static struct sys_timer mxc_timer = { MACHINE_START(MX51_3DS, "Freescale MX51 3-Stack Board") /* Maintainer: Freescale Semiconductor, Inc. */ - .phys_io = MX51_AIPS1_BASE_ADDR, - .io_pg_offst = ((MX51_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, .boot_params = PHYS_OFFSET + 0x100, .map_io = mx51_map_io, .init_irq = mx51_init_irq, |