diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-am3517evm.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-am3517evm.c | 351 |
1 files changed, 314 insertions, 37 deletions
diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index b4e6eca0e8a..4f9383cecf7 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -18,80 +18,357 @@ #include <linux/kernel.h> #include <linux/init.h> +#include <linux/clk.h> #include <linux/platform_device.h> #include <linux/gpio.h> +#include <linux/platform_data/pca953x.h> +#include <linux/can/platform/ti_hecc.h> +#include <linux/davinci_emac.h> +#include <linux/mmc/host.h> +#include <linux/usb/musb.h> +#include <linux/platform_data/gpio-omap.h> -#include <mach/hardware.h> +#include "am35xx.h" #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/board.h> -#include <plat/common.h> -#include <plat/usb.h> +#include "common.h" +#include <video/omapdss.h> +#include <video/omap-panel-data.h> +#include "am35xx-emac.h" #include "mux.h" +#include "control.h" +#include "hsmmc.h" + +#define LCD_PANEL_PWR 176 +#define LCD_PANEL_BKLIGHT_PWR 182 +#define LCD_PANEL_PWM 181 + +static struct i2c_board_info __initdata am3517evm_i2c1_boardinfo[] = { + { + I2C_BOARD_INFO("s35390a", 0x30), + }, +}; /* - * Board initialization + * RTC - S35390A + */ +#define GPIO_RTCS35390A_IRQ 55 + +static void __init am3517_evm_rtc_init(void) +{ + int r; + + omap_mux_init_gpio(GPIO_RTCS35390A_IRQ, OMAP_PIN_INPUT_PULLUP); + + r = gpio_request_one(GPIO_RTCS35390A_IRQ, GPIOF_IN, "rtcs35390a-irq"); + if (r < 0) { + printk(KERN_WARNING "failed to request GPIO#%d\n", + GPIO_RTCS35390A_IRQ); + return; + } + + am3517evm_i2c1_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ); +} + +/* + * I2C GPIO Expander - TCA6416 */ -static struct omap_board_config_kernel am3517_evm_config[] __initdata = { + +/* Mounted on Base-Board */ +static struct pca953x_platform_data am3517evm_gpio_expander_info_0 = { + .gpio_base = OMAP_MAX_GPIO_LINES, +}; +static struct i2c_board_info __initdata am3517evm_i2c2_boardinfo[] = { + { + I2C_BOARD_INFO("tlv320aic23", 0x1A), + }, + { + I2C_BOARD_INFO("tca6416", 0x21), + .platform_data = &am3517evm_gpio_expander_info_0, + }, +}; + +/* Mounted on UI Card */ +static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_1 = { + .gpio_base = OMAP_MAX_GPIO_LINES + 16, +}; +static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_2 = { + .gpio_base = OMAP_MAX_GPIO_LINES + 32, +}; +static struct i2c_board_info __initdata am3517evm_i2c3_boardinfo[] = { + { + I2C_BOARD_INFO("tca6416", 0x20), + .platform_data = &am3517evm_ui_gpio_expander_info_1, + }, + { + I2C_BOARD_INFO("tca6416", 0x21), + .platform_data = &am3517evm_ui_gpio_expander_info_2, + }, +}; + +static int __init am3517_evm_i2c_init(void) +{ + omap_register_i2c_bus(1, 400, NULL, 0); + omap_register_i2c_bus(2, 400, am3517evm_i2c2_boardinfo, + ARRAY_SIZE(am3517evm_i2c2_boardinfo)); + omap_register_i2c_bus(3, 400, am3517evm_i2c3_boardinfo, + ARRAY_SIZE(am3517evm_i2c3_boardinfo)); + + return 0; +} + +static const struct display_timing am3517_evm_lcd_videomode = { + .pixelclock = { 0, 9000000, 0 }, + + .hactive = { 0, 480, 0 }, + .hfront_porch = { 0, 3, 0 }, + .hback_porch = { 0, 2, 0 }, + .hsync_len = { 0, 42, 0 }, + + .vactive = { 0, 272, 0 }, + .vfront_porch = { 0, 3, 0 }, + .vback_porch = { 0, 2, 0 }, + .vsync_len = { 0, 11, 0 }, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_LOW | DISPLAY_FLAGS_PIXDATA_POSEDGE, +}; + +static struct panel_dpi_platform_data am3517_evm_lcd_pdata = { + .name = "lcd", + .source = "dpi.0", + + .data_lines = 16, + + .display_timing = &am3517_evm_lcd_videomode, + + .enable_gpio = LCD_PANEL_PWR, + .backlight_gpio = LCD_PANEL_BKLIGHT_PWR, +}; + +static struct platform_device am3517_evm_lcd_device = { + .name = "panel-dpi", + .id = 0, + .dev.platform_data = &am3517_evm_lcd_pdata, +}; + +static struct connector_dvi_platform_data am3517_evm_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = -1, +}; + +static struct platform_device am3517_evm_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &am3517_evm_dvi_connector_pdata, +}; + +static struct encoder_tfp410_platform_data am3517_evm_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = -1, +}; + +static struct platform_device am3517_evm_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &am3517_evm_tfp410_pdata, +}; + +static struct connector_atv_platform_data am3517_evm_tv_pdata = { + .name = "tv", + .source = "venc.0", + .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO, + .invert_polarity = false, +}; + +static struct platform_device am3517_evm_tv_connector_device = { + .name = "connector-analog-tv", + .id = 0, + .dev.platform_data = &am3517_evm_tv_pdata, }; -static struct platform_device *am3517_evm_devices[] __initdata = { +static struct omap_dss_board_info am3517_evm_dss_data = { + .default_display_name = "lcd", +}; + +static void __init am3517_evm_display_init(void) +{ + gpio_request_one(LCD_PANEL_PWM, GPIOF_OUT_INIT_HIGH, "lcd panel pwm"); + + omap_display_init(&am3517_evm_dss_data); + + platform_device_register(&am3517_evm_tfp410_device); + platform_device_register(&am3517_evm_dvi_connector_device); + platform_device_register(&am3517_evm_lcd_device); + platform_device_register(&am3517_evm_tv_connector_device); +} + +/* + * Board initialization + */ + +static struct omap_musb_board_data musb_board_data = { + .interface_type = MUSB_INTERFACE_ULPI, + .mode = MUSB_OTG, + .power = 500, + .set_phy_power = am35x_musb_phy_power, + .clear_irq = am35x_musb_clear_irq, + .set_mode = am35x_set_mode, + .reset = am35x_musb_reset, }; -static void __init am3517_evm_init_irq(void) +static __init void am3517_evm_musb_init(void) { - omap_board_config = am3517_evm_config; - omap_board_config_size = ARRAY_SIZE(am3517_evm_config); + u32 devconf2; + + /* + * Set up USB clock/mode in the DEVCONF2 register. + */ + devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2); + + /* USB2.0 PHY reference clock is 13 MHz */ + devconf2 &= ~(CONF2_REFFREQ | CONF2_OTGMODE | CONF2_PHY_GPIOMODE); + devconf2 |= CONF2_REFFREQ_13MHZ | CONF2_SESENDEN | CONF2_VBDTCTEN + | CONF2_DATPOL; + + omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2); - omap2_init_common_hw(NULL, NULL); - omap_init_irq(); - omap_gpio_init(); + usb_musb_init(&musb_board_data); } -static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = { - .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, - .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, - .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, +static __init void am3517_evm_mcbsp1_init(void) +{ + u32 devconf0; + + /* McBSP1 CLKR/FSR signal to be connected to CLKX/FSX pin */ + devconf0 = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + devconf0 |= OMAP2_MCBSP1_CLKR_MASK | OMAP2_MCBSP1_FSR_MASK; + omap_ctrl_writel(devconf0, OMAP2_CONTROL_DEVCONF0); +} + +static struct usbhs_phy_data phy_data[] __initdata = { + { + .port = 1, + .reset_gpio = 57, + .vcc_gpio = -EINVAL, + }, +}; - .phy_reset = true, - .reset_gpio_port[0] = 57, - .reset_gpio_port[1] = -EINVAL, - .reset_gpio_port[2] = -EINVAL +static struct usbhs_omap_platform_data usbhs_bdata __initdata = { + .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, + .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, }; #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { + /* USB OTG DRVVBUS offset = 0x212 */ + OMAP3_MUX(SAD2D_MCAD23, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN), { .reg_offset = OMAP_MUX_TERMINATOR }, }; -#else -#define board_mux NULL #endif + +static struct resource am3517_hecc_resources[] = { + { + .start = AM35XX_IPSS_HECC_BASE, + .end = AM35XX_IPSS_HECC_BASE + 0x3FFF, + .flags = IORESOURCE_MEM, + }, + { + .start = 24 + OMAP_INTC_START, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device am3517_hecc_device = { + .name = "ti_hecc", + .id = -1, + .num_resources = ARRAY_SIZE(am3517_hecc_resources), + .resource = am3517_hecc_resources, +}; + +static struct ti_hecc_platform_data am3517_evm_hecc_pdata = { + .scc_hecc_offset = AM35XX_HECC_SCC_HECC_OFFSET, + .scc_ram_offset = AM35XX_HECC_SCC_RAM_OFFSET, + .hecc_ram_offset = AM35XX_HECC_RAM_OFFSET, + .mbx_offset = AM35XX_HECC_MBOX_OFFSET, + .int_line = AM35XX_HECC_INT_LINE, + .version = AM35XX_HECC_VERSION, +}; + +static void am3517_evm_hecc_init(struct ti_hecc_platform_data *pdata) +{ + am3517_hecc_device.dev.platform_data = pdata; + platform_device_register(&am3517_hecc_device); +} + +static struct omap2_hsmmc_info mmc[] = { + { + .mmc = 1, + .caps = MMC_CAP_4_BIT_DATA, + .gpio_cd = 127, + .gpio_wp = 126, + }, + { + .mmc = 2, + .caps = MMC_CAP_4_BIT_DATA, + .gpio_cd = 128, + .gpio_wp = 129, + }, + {} /* Terminator */ +}; + static void __init am3517_evm_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); - platform_add_devices(am3517_evm_devices, - ARRAY_SIZE(am3517_evm_devices)); + + am3517_evm_i2c_init(); + + am3517_evm_display_init(); omap_serial_init(); - usb_ehci_init(&ehci_pdata); -} + omap_sdrc_init(NULL, NULL); -static void __init am3517_evm_map_io(void) -{ - omap2_set_globals_343x(); - omap2_map_common_io(); + /* Configure GPIO for EHCI port */ + omap_mux_init_gpio(57, OMAP_PIN_OUTPUT); + + usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data)); + usbhs_init(&usbhs_bdata); + am3517_evm_hecc_init(&am3517_evm_hecc_pdata); + + /* RTC - S35390A */ + am3517_evm_rtc_init(); + + i2c_register_board_info(1, am3517evm_i2c1_boardinfo, + ARRAY_SIZE(am3517evm_i2c1_boardinfo)); + /*Ethernet*/ + am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1); + + /* MUSB */ + am3517_evm_musb_init(); + + /* McBSP1 */ + am3517_evm_mcbsp1_init(); + + /* MMC init function */ + omap_hsmmc_init(mmc); } MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM") - .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, - .boot_params = 0x80000100, - .map_io = am3517_evm_map_io, - .init_irq = am3517_evm_init_irq, + .atag_offset = 0x100, + .reserve = omap_reserve, + .map_io = omap3_map_io, + .init_early = am35xx_init_early, + .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = am3517_evm_init, - .timer = &omap_timer, + .init_late = am35xx_init_late, + .init_time = omap3_sync32k_timer_init, + .restart = omap3xxx_restart, MACHINE_END |