+++ /dev/null
-/*
- * Board-specific setup code for the AT91SAM9M10G45 Evaluation Kit family
- *
- * Covers: * AT91SAM9G45-EKES board
- * * AT91SAM9M10G45-EK board
- *
- * Copyright (C) 2009 Atmel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-
-#include <linux/types.h>
-#include <linux/gpio.h>
-#include <linux/init.h>
-#include <linux/mm.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/spi/spi.h>
-#include <linux/fb.h>
-#include <linux/gpio_keys.h>
-#include <linux/input.h>
-#include <linux/leds.h>
-#include <linux/atmel-mci.h>
-#include <linux/delay.h>
-#include <linux/pwm.h>
-#include <linux/leds_pwm.h>
-
-#include <linux/platform_data/at91_adc.h>
-
-#include <mach/hardware.h>
-#include <video/atmel_lcdc.h>
-#include <media/soc_camera.h>
-#include <media/atmel-isi.h>
-
-#include <asm/setup.h>
-#include <asm/mach-types.h>
-#include <asm/irq.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include <mach/at91sam9_smc.h>
-#include <mach/system_rev.h>
-
-#include "at91_aic.h"
-#include "board.h"
-#include "sam9_smc.h"
-#include "generic.h"
-#include "gpio.h"
-
-
-static void __init ek_init_early(void)
-{
- /* Initialize processor: 12.000 MHz crystal */
- at91_initialize(12000000);
-}
-
-/*
- * USB HS Host port (common to OHCI & EHCI)
- */
-static struct at91_usbh_data __initdata ek_usbh_hs_data = {
- .ports = 2,
- .vbus_pin = {AT91_PIN_PD1, AT91_PIN_PD3},
- .vbus_pin_active_low = {1, 1},
- .overcurrent_pin= {-EINVAL, -EINVAL},
-};
-
-
-/*
- * USB HS Device port
- */
-static struct usba_platform_data __initdata ek_usba_udc_data = {
- .vbus_pin = AT91_PIN_PB19,
-};
-
-
-/*
- * SPI devices.
- */
-static struct spi_board_info ek_spi_devices[] = {
- { /* DataFlash chip */
- .modalias = "mtd_dataflash",
- .chip_select = 0,
- .max_speed_hz = 15 * 1000 * 1000,
- .bus_num = 0,
- },
-};
-
-
-/*
- * MCI (SD/MMC)
- */
-static struct mci_platform_data __initdata mci0_data = {
- .slot[0] = {
- .bus_width = 4,
- .detect_pin = AT91_PIN_PD10,
- .wp_pin = -EINVAL,
- },
-};
-
-static struct mci_platform_data __initdata mci1_data = {
- .slot[0] = {
- .bus_width = 4,
- .detect_pin = AT91_PIN_PD11,
- .wp_pin = AT91_PIN_PD29,
- },
-};
-
-
-/*
- * MACB Ethernet device
- */
-static struct macb_platform_data __initdata ek_macb_data = {
- .phy_irq_pin = AT91_PIN_PD5,
- .is_rmii = 1,
-};
-
-
-/*
- * NAND flash
- */
-static struct mtd_partition __initdata ek_nand_partition[] = {
- {
- .name = "Partition 1",
- .offset = 0,
- .size = SZ_64M,
- },
- {
- .name = "Partition 2",
- .offset = MTDPART_OFS_NXTBLK,
- .size = MTDPART_SIZ_FULL,
- },
-};
-
-/* det_pin is not connected */
-static struct atmel_nand_data __initdata ek_nand_data = {
- .ale = 21,
- .cle = 22,
- .rdy_pin = AT91_PIN_PC8,
- .enable_pin = AT91_PIN_PC14,
- .det_pin = -EINVAL,
- .ecc_mode = NAND_ECC_SOFT,
- .on_flash_bbt = 1,
- .parts = ek_nand_partition,
- .num_parts = ARRAY_SIZE(ek_nand_partition),
-};
-
-static struct sam9_smc_config __initdata ek_nand_smc_config = {
- .ncs_read_setup = 0,
- .nrd_setup = 2,
- .ncs_write_setup = 0,
- .nwe_setup = 2,
-
- .ncs_read_pulse = 4,
- .nrd_pulse = 4,
- .ncs_write_pulse = 4,
- .nwe_pulse = 4,
-
- .read_cycle = 7,
- .write_cycle = 7,
-
- .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
- .tdf_cycles = 3,
-};
-
-static void __init ek_add_device_nand(void)
-{
- ek_nand_data.bus_width_16 = board_have_nand_16bit();
- /* setup bus-width (8 or 16) */
- if (ek_nand_data.bus_width_16)
- ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
- else
- ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
-
- /* configure chip-select 3 (NAND) */
- sam9_smc_configure(0, 3, &ek_nand_smc_config);
-
- at91_add_device_nand(&ek_nand_data);
-}
-
-
-/*
- * ISI
- */
-static struct isi_platform_data __initdata isi_data = {
- .frate = ISI_CFG1_FRATE_CAPTURE_ALL,
- /* to use codec and preview path simultaneously */
- .full_mode = 1,
- .data_width_flags = ISI_DATAWIDTH_8 | ISI_DATAWIDTH_10,
- /* ISI_MCK is provided by programmable clock or external clock */
- .mck_hz = 25000000,
-};
-
-
-/*
- * soc-camera OV2640
- */
-#if defined(CONFIG_SOC_CAMERA_OV2640) || \
- defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
-static unsigned long isi_camera_query_bus_param(struct soc_camera_link *link)
-{
- /* ISI board for ek using default 8-bits connection */
- return SOCAM_DATAWIDTH_8;
-}
-
-static int i2c_camera_power(struct device *dev, int on)
-{
- /* enable or disable the camera */
- pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE");
- at91_set_gpio_output(AT91_PIN_PD13, !on);
-
- if (!on)
- goto out;
-
- /* If enabled, give a reset impulse */
- at91_set_gpio_output(AT91_PIN_PD12, 0);
- msleep(20);
- at91_set_gpio_output(AT91_PIN_PD12, 1);
- msleep(100);
-
-out:
- return 0;
-}
-
-static struct i2c_board_info i2c_camera = {
- I2C_BOARD_INFO("ov2640", 0x30),
-};
-
-static struct soc_camera_link iclink_ov2640 = {
- .bus_id = 0,
- .board_info = &i2c_camera,
- .i2c_adapter_id = 0,
- .power = i2c_camera_power,
- .query_bus_param = isi_camera_query_bus_param,
-};
-
-static struct platform_device isi_ov2640 = {
- .name = "soc-camera-pdrv",
- .id = 0,
- .dev = {
- .platform_data = &iclink_ov2640,
- },
-};
-#endif
-
-
-/*
- * LCD Controller
- */
-#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
-static struct fb_videomode at91_tft_vga_modes[] = {
- {
- .name = "LG",
- .refresh = 60,
- .xres = 480, .yres = 272,
- .pixclock = KHZ2PICOS(9000),
-
- .left_margin = 1, .right_margin = 1,
- .upper_margin = 40, .lower_margin = 1,
- .hsync_len = 45, .vsync_len = 1,
-
- .sync = 0,
- .vmode = FB_VMODE_NONINTERLACED,
- },
-};
-
-static struct fb_monspecs at91fb_default_monspecs = {
- .manufacturer = "LG",
- .monitor = "LB043WQ1",
-
- .modedb = at91_tft_vga_modes,
- .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
- .hfmin = 15000,
- .hfmax = 17640,
- .vfmin = 57,
- .vfmax = 67,
-};
-
-#define AT91SAM9G45_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
- | ATMEL_LCDC_DISTYPE_TFT \
- | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
-
-/* Driver datas */
-static struct atmel_lcdfb_pdata __initdata ek_lcdc_data = {
- .lcdcon_is_backlight = true,
- .default_bpp = 32,
- .default_dmacon = ATMEL_LCDC_DMAEN,
- .default_lcdcon2 = AT91SAM9G45_DEFAULT_LCDCON2,
- .default_monspecs = &at91fb_default_monspecs,
- .guard_time = 9,
- .lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
-};
-
-#else
-static struct atmel_lcdfb_pdata __initdata ek_lcdc_data;
-#endif
-
-
-/*
- * ADCs and touchscreen
- */
-static struct at91_adc_data ek_adc_data = {
- .channels_used = BIT(0) | BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | BIT(6) | BIT(7),
- .use_external_triggers = true,
- .vref = 3300,
- .touchscreen_type = ATMEL_ADC_TOUCHSCREEN_4WIRE,
-};
-
-/*
- * GPIO Buttons
- */
-#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
-static struct gpio_keys_button ek_buttons[] = {
- { /* BP1, "leftclic" */
- .code = BTN_LEFT,
- .gpio = AT91_PIN_PB6,
- .active_low = 1,
- .desc = "left_click",
- .wakeup = 1,
- },
- { /* BP2, "rightclic" */
- .code = BTN_RIGHT,
- .gpio = AT91_PIN_PB7,
- .active_low = 1,
- .desc = "right_click",
- .wakeup = 1,
- },
- /* BP3, "joystick" */
- {
- .code = KEY_LEFT,
- .gpio = AT91_PIN_PB14,
- .active_low = 1,
- .desc = "Joystick Left",
- },
- {
- .code = KEY_RIGHT,
- .gpio = AT91_PIN_PB15,
- .active_low = 1,
- .desc = "Joystick Right",
- },
- {
- .code = KEY_UP,
- .gpio = AT91_PIN_PB16,
- .active_low = 1,
- .desc = "Joystick Up",
- },
- {
- .code = KEY_DOWN,
- .gpio = AT91_PIN_PB17,
- .active_low = 1,
- .desc = "Joystick Down",
- },
- {
- .code = KEY_ENTER,
- .gpio = AT91_PIN_PB18,
- .active_low = 1,
- .desc = "Joystick Press",
- },
-};
-
-static struct gpio_keys_platform_data ek_button_data = {
- .buttons = ek_buttons,
- .nbuttons = ARRAY_SIZE(ek_buttons),
-};
-
-static struct platform_device ek_button_device = {
- .name = "gpio-keys",
- .id = -1,
- .num_resources = 0,
- .dev = {
- .platform_data = &ek_button_data,
- }
-};
-
-static void __init ek_add_device_buttons(void)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(ek_buttons); i++) {
- at91_set_GPIO_periph(ek_buttons[i].gpio, 1);
- at91_set_deglitch(ek_buttons[i].gpio, 1);
- }
-
- platform_device_register(&ek_button_device);
-}
-#else
-static void __init ek_add_device_buttons(void) {}
-#endif
-
-
-/*
- * AC97
- * reset_pin is not connected: NRST
- */
-static struct ac97c_platform_data ek_ac97_data = {
- .reset_pin = -EINVAL,
-};
-
-
-/*
- * LEDs ... these could all be PWM-driven, for variable brightness
- */
-static struct gpio_led ek_leds[] = {
- { /* "top" led, red, powerled */
- .name = "d8",
- .gpio = AT91_PIN_PD30,
- .default_trigger = "heartbeat",
- },
- { /* "left" led, green, userled2, pwm3 */
- .name = "d6",
- .gpio = AT91_PIN_PD0,
- .active_low = 1,
- .default_trigger = "nand-disk",
- },
-#if !IS_ENABLED(CONFIG_LEDS_PWM)
- { /* "right" led, green, userled1, pwm1 */
- .name = "d7",
- .gpio = AT91_PIN_PD31,
- .active_low = 1,
- .default_trigger = "mmc0",
- },
-#endif
-};
-
-
-/*
- * PWM Leds
- */
-static struct pwm_lookup pwm_lookup[] = {
- PWM_LOOKUP("at91sam9rl-pwm", 1, "leds_pwm", "d7",
- 5000, PWM_POLARITY_INVERSED),
-};
-
-#if IS_ENABLED(CONFIG_LEDS_PWM)
-static struct led_pwm pwm_leds[] = {
- { /* "right" led, green, userled1, pwm1 */
- .name = "d7",
- .max_brightness = 255,
- },
-};
-
-static struct led_pwm_platform_data pwm_data = {
- .num_leds = ARRAY_SIZE(pwm_leds),
- .leds = pwm_leds,
-};
-
-static struct platform_device leds_pwm = {
- .name = "leds_pwm",
- .id = -1,
- .dev = {
- .platform_data = &pwm_data,
- },
-};
-#endif
-
-static struct platform_device *devices[] __initdata = {
-#if defined(CONFIG_SOC_CAMERA_OV2640) || \
- defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
- &isi_ov2640,
-#endif
-#if IS_ENABLED(CONFIG_LEDS_PWM)
- &leds_pwm,
-#endif
-};
-
-static void __init ek_board_init(void)
-{
- at91_register_devices();
-
- /* Serial */
- /* DGBU on ttyS0. (Rx & Tx only) */
- at91_register_uart(0, 0, 0);
-
- /* USART0 not connected on the -EK board */
- /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
- at91_register_uart(AT91SAM9G45_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
- at91_add_device_serial();
- /* USB HS Host */
- at91_add_device_usbh_ohci(&ek_usbh_hs_data);
- at91_add_device_usbh_ehci(&ek_usbh_hs_data);
- /* USB HS Device */
- at91_add_device_usba(&ek_usba_udc_data);
- /* SPI */
- at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
- /* MMC */
- at91_add_device_mci(0, &mci0_data);
- at91_add_device_mci(1, &mci1_data);
- /* Ethernet */
- at91_add_device_eth(&ek_macb_data);
- /* NAND */
- ek_add_device_nand();
- /* I2C */
- at91_add_device_i2c(0, NULL, 0);
- /* ISI, using programmable clock as ISI_MCK */
- at91_add_device_isi(&isi_data, true);
- /* LCD Controller */
- at91_add_device_lcdc(&ek_lcdc_data);
- /* ADC and touchscreen */
- at91_add_device_adc(&ek_adc_data);
- /* Push Buttons */
- ek_add_device_buttons();
- /* AC97 */
- at91_add_device_ac97(&ek_ac97_data);
- /* LEDs */
- at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
- pwm_add_table(pwm_lookup, ARRAY_SIZE(pwm_lookup));
-#if IS_ENABLED(CONFIG_LEDS_PWM)
- at91_add_device_pwm(1 << AT91_PWM1);
-#endif
- /* Other platform devices */
- platform_add_devices(devices, ARRAY_SIZE(devices));
-}
-
-MACHINE_START(AT91SAM9M10G45EK, "Atmel AT91SAM9M10G45-EK")
- /* Maintainer: Atmel */
- .init_time = at91_init_time,
- .map_io = at91_map_io,
- .handle_irq = at91_aic_handle_irq,
- .init_early = ek_init_early,
- .init_irq = at91_init_irq_default,
- .init_machine = ek_board_init,
-MACHINE_END
projects / firefly-linux-kernel-4.4.55.git / blobdiff