diff options
Diffstat (limited to 'arch/arm/mach-imx/mach-mx31moboard.c')
| -rw-r--r-- | arch/arm/mach-imx/mach-mx31moboard.c | 133 |
1 files changed, 81 insertions, 52 deletions
diff --git a/arch/arm/mach-imx/mach-mx31moboard.c b/arch/arm/mach-imx/mach-mx31moboard.c index 1d01ef28f25..08730f23844 100644 --- a/arch/arm/mach-imx/mach-mx31moboard.c +++ b/arch/arm/mach-imx/mach-mx31moboard.c @@ -18,6 +18,7 @@ #include <linux/gpio.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/moduleparam.h> #include <linux/leds.h> #include <linux/memory.h> #include <linux/mtd/physmap.h> @@ -28,6 +29,10 @@ #include <linux/spi/spi.h> #include <linux/types.h> #include <linux/memblock.h> +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/err.h> +#include <linux/input.h> #include <linux/usb/otg.h> #include <linux/usb/ulpi.h> @@ -36,13 +41,15 @@ #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/mach/map.h> -#include <mach/board-mx31moboard.h> -#include <mach/common.h> -#include <mach/hardware.h> -#include <mach/iomux-mx3.h> -#include <mach/ulpi.h> +#include <asm/memblock.h> +#include <linux/platform_data/asoc-imx-ssi.h> +#include "board-mx31moboard.h" +#include "common.h" #include "devices-imx31.h" +#include "hardware.h" +#include "iomux-mx3.h" +#include "ulpi.h" static unsigned int moboard_pins[] = { /* UART0 */ @@ -96,6 +103,9 @@ static unsigned int moboard_pins[] = { MX31_PIN_CSPI3_MOSI__MOSI, MX31_PIN_CSPI3_MISO__MISO, MX31_PIN_CSPI3_SCLK__SCLK, MX31_PIN_CSPI3_SPI_RDY__SPI_RDY, MX31_PIN_CSPI2_SS1__CSPI3_SS1, + /* SSI */ + MX31_PIN_STXD4__STXD4, MX31_PIN_SRXD4__SRXD4, + MX31_PIN_SCK4__SCK4, MX31_PIN_SFS4__SFS4, }; static struct physmap_flash_data mx31moboard_flash_data = { @@ -118,27 +128,15 @@ static struct platform_device mx31moboard_flash = { .num_resources = 1, }; -static int moboard_uart0_init(struct platform_device *pdev) +static void __init moboard_uart0_init(void) { - int ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack"); - if (ret) - return ret; - - ret = gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0); - if (ret) + if (!gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack")) { + gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0); gpio_free(IOMUX_TO_GPIO(MX31_PIN_CTS1)); - - return ret; -} - -static void moboard_uart0_exit(struct platform_device *pdev) -{ - gpio_free(IOMUX_TO_GPIO(MX31_PIN_CTS1)); + } } static const struct imxuart_platform_data uart0_pdata __initconst = { - .init = moboard_uart0_init, - .exit = moboard_uart0_exit, }; static const struct imxuart_platform_data uart4_pdata __initconst = { @@ -165,11 +163,11 @@ static const struct spi_imx_master moboard_spi1_pdata __initconst = { static struct regulator_consumer_supply sdhc_consumers[] = { { - .dev_name = "mxc-mmc.0", + .dev_name = "imx31-mmc.0", .supply = "sdhc0_vcc", }, { - .dev_name = "mxc-mmc.1", + .dev_name = "imx31-mmc.1", .supply = "sdhc1_vcc", }, }; @@ -222,46 +220,58 @@ static struct mc13xxx_regulator_init_data moboard_regulators[] = { }, }; -static struct mc13783_led_platform_data moboard_led[] = { +static struct mc13xxx_led_platform_data moboard_led[] = { { .id = MC13783_LED_R1, .name = "coreboard-led-4:red", - .max_current = 2, }, { .id = MC13783_LED_G1, .name = "coreboard-led-4:green", - .max_current = 2, }, { .id = MC13783_LED_B1, .name = "coreboard-led-4:blue", - .max_current = 2, }, { .id = MC13783_LED_R2, .name = "coreboard-led-5:red", - .max_current = 3, }, { .id = MC13783_LED_G2, .name = "coreboard-led-5:green", - .max_current = 3, }, { .id = MC13783_LED_B2, .name = "coreboard-led-5:blue", - .max_current = 3, }, }; -static struct mc13783_leds_platform_data moboard_leds = { +static struct mc13xxx_leds_platform_data moboard_leds = { .num_leds = ARRAY_SIZE(moboard_led), .led = moboard_led, - .flags = MC13783_LED_SLEWLIMTC, - .abmode = MC13783_LED_AB_DISABLED, - .tc1_period = MC13783_LED_PERIOD_10MS, - .tc2_period = MC13783_LED_PERIOD_10MS, + .led_control[0] = MC13783_LED_C0_ENABLE | MC13783_LED_C0_ABMODE(0), + .led_control[1] = MC13783_LED_C1_SLEWLIM, + .led_control[2] = MC13783_LED_C2_SLEWLIM, + .led_control[3] = MC13783_LED_C3_PERIOD(0) | + MC13783_LED_C3_CURRENT_R1(2) | + MC13783_LED_C3_CURRENT_G1(2) | + MC13783_LED_C3_CURRENT_B1(2), + .led_control[4] = MC13783_LED_C4_PERIOD(0) | + MC13783_LED_C4_CURRENT_R2(3) | + MC13783_LED_C4_CURRENT_G2(3) | + MC13783_LED_C4_CURRENT_B2(3), +}; + +static struct mc13xxx_buttons_platform_data moboard_buttons = { + .b1on_flags = MC13783_BUTTON_DBNC_750MS | MC13783_BUTTON_ENABLE | + MC13783_BUTTON_POL_INVERT, + .b1on_key = KEY_POWER, +}; + +static struct mc13xxx_codec_platform_data moboard_codec = { + .dac_ssi_port = MC13783_SSI1_PORT, + .adc_ssi_port = MC13783_SSI1_PORT, }; static struct mc13xxx_platform_data moboard_pmic = { @@ -270,14 +280,19 @@ static struct mc13xxx_platform_data moboard_pmic = { .num_regulators = ARRAY_SIZE(moboard_regulators), }, .leds = &moboard_leds, - .flags = MC13XXX_USE_REGULATOR | MC13XXX_USE_RTC | - MC13XXX_USE_ADC | MC13XXX_USE_LED, + .buttons = &moboard_buttons, + .codec = &moboard_codec, + .flags = MC13XXX_USE_RTC | MC13XXX_USE_ADC | MC13XXX_USE_CODEC, +}; + +static struct imx_ssi_platform_data moboard_ssi_pdata = { + .flags = IMX_SSI_DMA | IMX_SSI_NET, }; static struct spi_board_info moboard_spi_board_info[] __initdata = { { .modalias = "mc13783", - .irq = IOMUX_TO_IRQ(MX31_PIN_GPIO1_3), + /* irq number is run-time assigned */ .max_speed_hz = 300000, .bus_num = 1, .chip_select = 0, @@ -447,10 +462,6 @@ static const struct gpio_led_platform_data mx31moboard_led_pdata __initconst = { .leds = mx31moboard_leds, }; -static const struct ipu_platform_data mx3_ipu_data __initconst = { - .irq_base = MXC_IPU_IRQ_START, -}; - static struct platform_device *devices[] __initdata = { &mx31moboard_flash, }; @@ -468,7 +479,7 @@ static int __init mx31moboard_init_cam(void) int dma, ret = -ENOMEM; struct platform_device *pdev; - imx31_add_ipu_core(&mx3_ipu_data); + imx31_add_ipu_core(); pdev = imx31_alloc_mx3_camera(&camera_pdata); if (IS_ERR(pdev)) @@ -490,6 +501,18 @@ err: } +static void mx31moboard_poweroff(void) +{ + struct clk *clk = clk_get_sys("imx2-wdt.0", NULL); + + if (!IS_ERR(clk)) + clk_prepare_enable(clk); + + mxc_iomux_mode(MX31_PIN_WATCHDOG_RST__WATCHDOG_RST); + + __raw_writew(1 << 6 | 1 << 2, MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR)); +} + static int mx31moboard_baseboard; core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444); @@ -506,6 +529,9 @@ static void __init mx31moboard_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); gpio_led_register_device(-1, &mx31moboard_led_pdata); + imx31_add_imx2_wdt(); + + moboard_uart0_init(); imx31_add_imx_uart0(&uart0_pdata); imx31_add_imx_uart4(&uart4_pdata); @@ -517,6 +543,8 @@ static void __init mx31moboard_init(void) gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3), "pmic-irq"); gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3)); + moboard_spi_board_info[0].irq = + gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3)); spi_register_board_info(moboard_spi_board_info, ARRAY_SIZE(moboard_spi_board_info)); @@ -528,6 +556,12 @@ static void __init mx31moboard_init(void) moboard_usbh2_init(); + imx31_add_imx_ssi(0, &moboard_ssi_pdata); + + imx_add_platform_device("imx_mc13783", 0, NULL, 0, NULL, 0); + + pm_power_off = mx31moboard_poweroff; + switch (mx31moboard_baseboard) { case MX31NOBOARD: break; @@ -552,26 +586,21 @@ static void __init mx31moboard_timer_init(void) mx31_clocks_init(26000000); } -struct sys_timer mx31moboard_timer = { - .init = mx31moboard_timer_init, -}; - static void __init mx31moboard_reserve(void) { /* reserve 4 MiB for mx3-camera */ - mx3_camera_base = memblock_alloc(MX3_CAMERA_BUF_SIZE, + mx3_camera_base = arm_memblock_steal(MX3_CAMERA_BUF_SIZE, MX3_CAMERA_BUF_SIZE); - memblock_free(mx3_camera_base, MX3_CAMERA_BUF_SIZE); - memblock_remove(mx3_camera_base, MX3_CAMERA_BUF_SIZE); } MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard") - /* Maintainer: Valentin Longchamp, EPFL Mobots group */ + /* Maintainer: Philippe Retornaz, EPFL Mobots group */ .atag_offset = 0x100, .reserve = mx31moboard_reserve, .map_io = mx31_map_io, .init_early = imx31_init_early, .init_irq = mx31_init_irq, - .timer = &mx31moboard_timer, + .init_time = mx31moboard_timer_init, .init_machine = mx31moboard_init, + .restart = mxc_restart, MACHINE_END |