/* * arch/arm/mach-tegra/board-trimslice.c * * Copyright (C) 2011 CompuLab, Ltd. * Author: Mike Rapoport * * Based on board-harmony.c * Copyright (C) 2010 Google, Inc. * * This software is licensed under the terms of the GNU General Public * License version 2, as published by the Free Software Foundation, and * may be copied, distributed, and modified under those terms. * * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include "board.h" #include "clock.h" #include "devices.h" #include "gpio-names.h" #include "board-trimslice.h" static struct plat_serial8250_port debug_uart_platform_data[] = { { .membase = IO_ADDRESS(TEGRA_UARTA_BASE), .mapbase = TEGRA_UARTA_BASE, .irq = INT_UARTA, .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE, .type = PORT_TEGRA, .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 struct tegra_sdhci_platform_data sdhci_pdata1 = { .cd_gpio = -1, .wp_gpio = -1, .power_gpio = -1, }; static struct tegra_sdhci_platform_data sdhci_pdata4 = { .cd_gpio = TRIMSLICE_GPIO_SD4_CD, .wp_gpio = TRIMSLICE_GPIO_SD4_WP, .power_gpio = -1, }; static struct platform_device trimslice_audio_device = { .name = "tegra-snd-trimslice", .id = 0, }; static struct platform_device *trimslice_devices[] __initdata = { &debug_uart, &tegra_sdhci_device1, &tegra_sdhci_device4, &tegra_i2s_device1, &tegra_das_device, &tegra_pcm_device, &trimslice_audio_device, }; static struct i2c_board_info trimslice_i2c3_board_info[] = { { I2C_BOARD_INFO("tlv320aic23", 0x1a), }, { I2C_BOARD_INFO("em3027", 0x56), }, }; static void trimslice_i2c_init(void) { platform_device_register(&tegra_i2c_device1); platform_device_register(&tegra_i2c_device2); platform_device_register(&tegra_i2c_device3); i2c_register_board_info(2, trimslice_i2c3_board_info, ARRAY_SIZE(trimslice_i2c3_board_info)); } static void trimslice_usb_init(void) { int err; platform_device_register(&tegra_ehci3_device); platform_device_register(&tegra_ehci2_device); err = gpio_request_one(TRIMSLICE_GPIO_USB1_MODE, GPIOF_OUT_INIT_HIGH, "usb1mode"); if (err) { pr_err("TrimSlice: failed to obtain USB1 mode gpio: %d\n", err); return; } platform_device_register(&tegra_ehci1_device); } static void __init tegra_trimslice_fixup(struct tag *tags, char **cmdline, struct meminfo *mi) { mi->nr_banks = 2; mi->bank[0].start = PHYS_OFFSET; mi->bank[0].size = 448 * SZ_1M; mi->bank[1].start = SZ_512M; mi->bank[1].size = SZ_512M; } static __initdata struct tegra_clk_init_table trimslice_clk_init_table[] = { /* name parent rate enabled */ { "uarta", "pll_p", 216000000, true }, { "pll_a", "pll_p_out1", 56448000, true }, { "pll_a_out0", "pll_a", 11289600, true }, { "cdev1", NULL, 0, true }, { "i2s1", "pll_a_out0", 11289600, false}, { NULL, NULL, 0, 0}, }; static int __init tegra_trimslice_pci_init(void) { if (!machine_is_trimslice()) return 0; return tegra_pcie_init(true, true); } subsys_initcall(tegra_trimslice_pci_init); static void __init tegra_trimslice_init(void) { tegra_clk_init_from_table(trimslice_clk_init_table); trimslice_pinmux_init(); tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1; tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4; platform_add_devices(trimslice_devices, ARRAY_SIZE(trimslice_devices)); trimslice_i2c_init(); trimslice_usb_init(); } MACHINE_START(TRIMSLICE, "trimslice") .atag_offset = 0x100, .fixup = tegra_trimslice_fixup, .map_io = tegra_map_common_io, .init_early = tegra20_init_early, .init_irq = tegra_init_irq, .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_trimslice_init, MACHINE_END