diff options
| -rw-r--r-- | arch/arm/mach-mx3/mx31lite.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/mx31lite.c b/arch/arm/mach-mx3/mx31lite.c index c43440070143..c31e1115b2cc 100644 --- a/arch/arm/mach-mx3/mx31lite.c +++ b/arch/arm/mach-mx3/mx31lite.c @@ -20,8 +20,12 @@ #include <linux/types.h> #include <linux/init.h> +#include <linux/platform_device.h> #include <linux/kernel.h> #include <linux/memory.h> +#include <linux/gpio.h> +#include <linux/smc911x.h> +#include <linux/interrupt.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -32,11 +36,64 @@ #include <asm/page.h> #include <asm/setup.h> #include <mach/board-mx31lite.h> +#include <mach/imx-uart.h> +#include <mach/iomux-mx3.h> + +#include "devices.h" /* * This file contains the board-specific initialization routines. */ +#if defined(CONFIG_SERIAL_IMX) || defined(CONFIG_SERIAL_IMX_MODULE) +static struct imxuart_platform_data uart_pdata = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +static inline void mxc_init_imx_uart(void) +{ + mxc_iomux_mode(MX31_PIN_CTS1__CTS1); + mxc_iomux_mode(MX31_PIN_RTS1__RTS1); + mxc_iomux_mode(MX31_PIN_TXD1__TXD1); + mxc_iomux_mode(MX31_PIN_RXD1__RXD1); + + mxc_register_device(&mxc_uart_device0, &uart_pdata); +} +#else /* !SERIAL_IMX */ +static inline void mxc_init_imx_uart(void) +{ +} +#endif /* !SERIAL_IMX */ + +static struct resource smc911x_resources[] = { + [0] = { + .start = CS4_BASE_ADDR, + .end = (CS4_BASE_ADDR + 0xfffff), + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IOMUX_TO_IRQ(MX31_PIN_SFS6), + .end = IOMUX_TO_IRQ(MX31_PIN_SFS6), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct smc911x_platdata smc911x_info = { + .flags = SMC911X_USE_32BIT, + .irq_flags = IRQF_SHARED | IRQF_TRIGGER_LOW, +}; + +static struct platform_device mx31lite_eth = { + .name = "smc911x", + .id = -1, + .num_resources = ARRAY_SIZE(smc911x_resources), + .resource = smc911x_resources, + .dev = { + .platform_data = &smc911x_info, + }, +}; + + /* * This structure defines the MX31 memory map. */ @@ -73,11 +130,23 @@ void __init mx31lite_map_io(void) iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc)); } +static struct platform_device *devices[] __initdata = { + &mx31lite_eth, +}; + /* * Board specific initialization. */ static void __init mxc_board_init(void) { + /* init eth */ + mxc_iomux_mode(IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO)); + if (!gpio_request(MX31_PIN_GPIO3_1, "mx31lite-eth")) + gpio_direction_input(MX31_PIN_SFS6); + + platform_add_devices(devices, ARRAY_SIZE(devices)); + + mxc_init_imx_uart(); } static void __init mx31lite_timer_init(void) |