| /* |
| * Copyright (c) 2010, 2011 NVIDIA Corporation. |
| * Copyright (C) 2010, 2011 Google, Inc. |
| * |
| * 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. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/platform_device.h> |
| #include <linux/serial_8250.h> |
| #include <linux/i2c.h> |
| #include <linux/delay.h> |
| #include <linux/input.h> |
| #include <linux/io.h> |
| #include <linux/gpio.h> |
| #include <linux/gpio_keys.h> |
| |
| #include <mach/iomap.h> |
| #include <mach/irqs.h> |
| #include <mach/sdhci.h> |
| |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| |
| #include "board.h" |
| #include "board-seaboard.h" |
| #include "clock.h" |
| #include "devices.h" |
| #include "gpio-names.h" |
| |
| static struct plat_serial8250_port debug_uart_platform_data[] = { |
| { |
| /* Memory and IRQ filled in before registration */ |
| .flags = UPF_BOOT_AUTOCONF, |
| .iotype = UPIO_MEM, |
| .regshift = 2, |
| .uartclk = 216000000, |
| }, { |
| .flags = 0, |
| } |
| }; |
| |
| static struct platform_device debug_uart = { |
| .name = "serial8250", |
| .id = PLAT8250_DEV_PLATFORM, |
| .dev = { |
| .platform_data = debug_uart_platform_data, |
| }, |
| }; |
| |
| static __initdata struct tegra_clk_init_table seaboard_clk_init_table[] = { |
| /* name parent rate enabled */ |
| { "uartb", "pll_p", 216000000, true}, |
| { "uartd", "pll_p", 216000000, true}, |
| { NULL, NULL, 0, 0}, |
| }; |
| |
| static struct gpio_keys_button seaboard_gpio_keys_buttons[] = { |
| { |
| .code = SW_LID, |
| .gpio = TEGRA_GPIO_LIDSWITCH, |
| .active_low = 0, |
| .desc = "Lid", |
| .type = EV_SW, |
| .wakeup = 1, |
| .debounce_interval = 1, |
| }, |
| { |
| .code = KEY_POWER, |
| .gpio = TEGRA_GPIO_POWERKEY, |
| .active_low = 1, |
| .desc = "Power", |
| .type = EV_KEY, |
| .wakeup = 1, |
| }, |
| }; |
| |
| static struct gpio_keys_platform_data seaboard_gpio_keys = { |
| .buttons = seaboard_gpio_keys_buttons, |
| .nbuttons = ARRAY_SIZE(seaboard_gpio_keys_buttons), |
| }; |
| |
| static struct platform_device seaboard_gpio_keys_device = { |
| .name = "gpio-keys", |
| .id = -1, |
| .dev = { |
| .platform_data = &seaboard_gpio_keys, |
| } |
| }; |
| |
| static struct tegra_sdhci_platform_data sdhci_pdata1 = { |
| .cd_gpio = -1, |
| .wp_gpio = -1, |
| .power_gpio = -1, |
| }; |
| |
| static struct tegra_sdhci_platform_data sdhci_pdata3 = { |
| .cd_gpio = TEGRA_GPIO_SD2_CD, |
| .wp_gpio = TEGRA_GPIO_SD2_WP, |
| .power_gpio = TEGRA_GPIO_SD2_POWER, |
| }; |
| |
| static struct tegra_sdhci_platform_data sdhci_pdata4 = { |
| .cd_gpio = -1, |
| .wp_gpio = -1, |
| .power_gpio = -1, |
| .is_8bit = 1, |
| }; |
| |
| static struct platform_device *seaboard_devices[] __initdata = { |
| &debug_uart, |
| &tegra_pmu_device, |
| &tegra_sdhci_device4, |
| &tegra_sdhci_device3, |
| &tegra_sdhci_device1, |
| &seaboard_gpio_keys_device, |
| }; |
| |
| static struct i2c_board_info __initdata isl29018_device = { |
| I2C_BOARD_INFO("isl29018", 0x44), |
| .irq = TEGRA_GPIO_TO_IRQ(TEGRA_GPIO_ISL29018_IRQ), |
| }; |
| |
| static struct i2c_board_info __initdata adt7461_device = { |
| I2C_BOARD_INFO("adt7461", 0x4c), |
| }; |
| |
| static void __init seaboard_i2c_init(void) |
| { |
| gpio_request(TEGRA_GPIO_ISL29018_IRQ, "isl29018"); |
| gpio_direction_input(TEGRA_GPIO_ISL29018_IRQ); |
| |
| i2c_register_board_info(0, &isl29018_device, 1); |
| |
| i2c_register_board_info(3, &adt7461_device, 1); |
| |
| platform_device_register(&tegra_i2c_device1); |
| platform_device_register(&tegra_i2c_device2); |
| platform_device_register(&tegra_i2c_device3); |
| platform_device_register(&tegra_i2c_device4); |
| } |
| |
| static void __init seaboard_common_init(void) |
| { |
| seaboard_pinmux_init(); |
| |
| tegra_clk_init_from_table(seaboard_clk_init_table); |
| |
| tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1; |
| tegra_sdhci_device3.dev.platform_data = &sdhci_pdata3; |
| tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4; |
| |
| platform_add_devices(seaboard_devices, ARRAY_SIZE(seaboard_devices)); |
| } |
| |
| static void __init tegra_seaboard_init(void) |
| { |
| /* Seaboard uses UARTD for the debug port. */ |
| debug_uart_platform_data[0].membase = IO_ADDRESS(TEGRA_UARTD_BASE); |
| debug_uart_platform_data[0].mapbase = TEGRA_UARTD_BASE; |
| debug_uart_platform_data[0].irq = INT_UARTD; |
| |
| seaboard_common_init(); |
| |
| seaboard_i2c_init(); |
| } |
| |
| static void __init tegra_kaen_init(void) |
| { |
| /* Kaen uses UARTB for the debug port. */ |
| debug_uart_platform_data[0].membase = IO_ADDRESS(TEGRA_UARTB_BASE); |
| debug_uart_platform_data[0].mapbase = TEGRA_UARTB_BASE; |
| debug_uart_platform_data[0].irq = INT_UARTB; |
| |
| seaboard_common_init(); |
| |
| seaboard_i2c_init(); |
| } |
| |
| static void __init tegra_wario_init(void) |
| { |
| /* Wario uses UARTB for the debug port. */ |
| debug_uart_platform_data[0].membase = IO_ADDRESS(TEGRA_UARTB_BASE); |
| debug_uart_platform_data[0].mapbase = TEGRA_UARTB_BASE; |
| debug_uart_platform_data[0].irq = INT_UARTB; |
| |
| seaboard_common_init(); |
| |
| seaboard_i2c_init(); |
| } |
| |
| |
| MACHINE_START(SEABOARD, "seaboard") |
| .boot_params = 0x00000100, |
| .map_io = tegra_map_common_io, |
| .init_early = tegra_init_early, |
| .init_irq = tegra_init_irq, |
| .timer = &tegra_timer, |
| .init_machine = tegra_seaboard_init, |
| MACHINE_END |
| |
| MACHINE_START(KAEN, "kaen") |
| .boot_params = 0x00000100, |
| .map_io = tegra_map_common_io, |
| .init_early = tegra_init_early, |
| .init_irq = tegra_init_irq, |
| .timer = &tegra_timer, |
| .init_machine = tegra_kaen_init, |
| MACHINE_END |
| |
| MACHINE_START(WARIO, "wario") |
| .boot_params = 0x00000100, |
| .map_io = tegra_map_common_io, |
| .init_early = tegra_init_early, |
| .init_irq = tegra_init_irq, |
| .timer = &tegra_timer, |
| .init_machine = tegra_wario_init, |
| MACHINE_END |