Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 1 | /* |
| 2 | * arch/arm/mach-tegra/board-trimslice.c |
| 3 | * |
| 4 | * Copyright (C) 2011 CompuLab, Ltd. |
| 5 | * Author: Mike Rapoport <mike@compulab.co.il> |
| 6 | * |
| 7 | * Based on board-harmony.c |
| 8 | * Copyright (C) 2010 Google, Inc. |
| 9 | * |
| 10 | * This software is licensed under the terms of the GNU General Public |
| 11 | * License version 2, as published by the Free Software Foundation, and |
| 12 | * may be copied, distributed, and modified under those terms. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | */ |
| 20 | |
| 21 | #include <linux/kernel.h> |
| 22 | #include <linux/init.h> |
| 23 | #include <linux/platform_device.h> |
| 24 | #include <linux/serial_8250.h> |
| 25 | #include <linux/io.h> |
Mike Rapoport | bea2d6b | 2011-04-13 13:52:25 +0300 | [diff] [blame] | 26 | #include <linux/i2c.h> |
Mike Rapoport | 4c75599 | 2011-04-17 11:59:32 +0300 | [diff] [blame] | 27 | #include <linux/gpio.h> |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 28 | |
| 29 | #include <asm/mach-types.h> |
| 30 | #include <asm/mach/arch.h> |
| 31 | #include <asm/setup.h> |
| 32 | |
| 33 | #include <mach/iomap.h> |
Mike Rapoport | f02726a | 2011-03-07 16:29:24 +0200 | [diff] [blame] | 34 | #include <mach/sdhci.h> |
Mike Rapoport | 4c75599 | 2011-04-17 11:59:32 +0300 | [diff] [blame] | 35 | #include <mach/gpio.h> |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 36 | |
| 37 | #include "board.h" |
| 38 | #include "clock.h" |
Mike Rapoport | f02726a | 2011-03-07 16:29:24 +0200 | [diff] [blame] | 39 | #include "devices.h" |
| 40 | #include "gpio-names.h" |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 41 | |
| 42 | #include "board-trimslice.h" |
| 43 | |
| 44 | static struct plat_serial8250_port debug_uart_platform_data[] = { |
| 45 | { |
| 46 | .membase = IO_ADDRESS(TEGRA_UARTA_BASE), |
| 47 | .mapbase = TEGRA_UARTA_BASE, |
| 48 | .irq = INT_UARTA, |
| 49 | .flags = UPF_BOOT_AUTOCONF, |
| 50 | .iotype = UPIO_MEM, |
| 51 | .regshift = 2, |
| 52 | .uartclk = 216000000, |
| 53 | }, { |
| 54 | .flags = 0 |
| 55 | } |
| 56 | }; |
| 57 | |
| 58 | static struct platform_device debug_uart = { |
| 59 | .name = "serial8250", |
| 60 | .id = PLAT8250_DEV_PLATFORM, |
| 61 | .dev = { |
| 62 | .platform_data = debug_uart_platform_data, |
| 63 | }, |
| 64 | }; |
Mike Rapoport | f02726a | 2011-03-07 16:29:24 +0200 | [diff] [blame] | 65 | static struct tegra_sdhci_platform_data sdhci_pdata1 = { |
| 66 | .cd_gpio = -1, |
| 67 | .wp_gpio = -1, |
| 68 | .power_gpio = -1, |
| 69 | }; |
| 70 | |
| 71 | static struct tegra_sdhci_platform_data sdhci_pdata4 = { |
| 72 | .cd_gpio = TRIMSLICE_GPIO_SD4_CD, |
| 73 | .wp_gpio = TRIMSLICE_GPIO_SD4_WP, |
| 74 | .power_gpio = -1, |
| 75 | }; |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 76 | |
Mike Rapoport | 9504940 | 2011-04-17 11:10:35 +0300 | [diff] [blame] | 77 | static struct platform_device trimslice_audio_device = { |
| 78 | .name = "tegra-snd-trimslice", |
| 79 | .id = 0, |
| 80 | }; |
| 81 | |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 82 | static struct platform_device *trimslice_devices[] __initdata = { |
| 83 | &debug_uart, |
Mike Rapoport | f02726a | 2011-03-07 16:29:24 +0200 | [diff] [blame] | 84 | &tegra_sdhci_device1, |
| 85 | &tegra_sdhci_device4, |
Mike Rapoport | 9504940 | 2011-04-17 11:10:35 +0300 | [diff] [blame] | 86 | &tegra_i2s_device1, |
| 87 | &tegra_das_device, |
| 88 | &tegra_pcm_device, |
| 89 | &trimslice_audio_device, |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 90 | }; |
| 91 | |
Mike Rapoport | bea2d6b | 2011-04-13 13:52:25 +0300 | [diff] [blame] | 92 | static struct i2c_board_info trimslice_i2c3_board_info[] = { |
| 93 | { |
| 94 | I2C_BOARD_INFO("tlv320aic23", 0x1a), |
| 95 | }, |
| 96 | { |
| 97 | I2C_BOARD_INFO("em3027", 0x56), |
| 98 | }, |
| 99 | }; |
| 100 | |
| 101 | static void trimslice_i2c_init(void) |
| 102 | { |
Mike Rapoport | bea2d6b | 2011-04-13 13:52:25 +0300 | [diff] [blame] | 103 | platform_device_register(&tegra_i2c_device1); |
| 104 | platform_device_register(&tegra_i2c_device2); |
| 105 | platform_device_register(&tegra_i2c_device3); |
| 106 | |
| 107 | i2c_register_board_info(2, trimslice_i2c3_board_info, |
| 108 | ARRAY_SIZE(trimslice_i2c3_board_info)); |
| 109 | } |
| 110 | |
Mike Rapoport | 4c75599 | 2011-04-17 11:59:32 +0300 | [diff] [blame] | 111 | static void trimslice_usb_init(void) |
| 112 | { |
| 113 | int err; |
| 114 | |
Mike Rapoport | 4c75599 | 2011-04-17 11:59:32 +0300 | [diff] [blame] | 115 | platform_device_register(&tegra_ehci3_device); |
| 116 | |
Mike Rapoport | 4c75599 | 2011-04-17 11:59:32 +0300 | [diff] [blame] | 117 | platform_device_register(&tegra_ehci2_device); |
| 118 | |
| 119 | err = gpio_request_one(TRIMSLICE_GPIO_USB1_MODE, GPIOF_OUT_INIT_HIGH, |
| 120 | "usb1mode"); |
| 121 | if (err) { |
| 122 | pr_err("TrimSlice: failed to obtain USB1 mode gpio: %d\n", err); |
| 123 | return; |
| 124 | } |
| 125 | |
Mike Rapoport | 4c75599 | 2011-04-17 11:59:32 +0300 | [diff] [blame] | 126 | platform_device_register(&tegra_ehci1_device); |
| 127 | } |
| 128 | |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 129 | static void __init tegra_trimslice_fixup(struct machine_desc *desc, |
| 130 | struct tag *tags, char **cmdline, struct meminfo *mi) |
| 131 | { |
| 132 | mi->nr_banks = 2; |
| 133 | mi->bank[0].start = PHYS_OFFSET; |
| 134 | mi->bank[0].size = 448 * SZ_1M; |
| 135 | mi->bank[1].start = SZ_512M; |
| 136 | mi->bank[1].size = SZ_512M; |
| 137 | } |
| 138 | |
| 139 | static __initdata struct tegra_clk_init_table trimslice_clk_init_table[] = { |
| 140 | /* name parent rate enabled */ |
| 141 | { "uarta", "pll_p", 216000000, true }, |
Mike Rapoport | 9504940 | 2011-04-17 11:10:35 +0300 | [diff] [blame] | 142 | { "pll_a", "pll_p_out1", 56448000, true }, |
| 143 | { "pll_a_out0", "pll_a", 11289600, true }, |
| 144 | { "cdev1", NULL, 0, true }, |
| 145 | { "i2s1", "pll_a_out0", 11289600, false}, |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 146 | { NULL, NULL, 0, 0}, |
| 147 | }; |
| 148 | |
| 149 | static int __init tegra_trimslice_pci_init(void) |
| 150 | { |
Mike Rapoport | d5fdafd | 2011-03-02 14:34:06 +0200 | [diff] [blame] | 151 | if (!machine_is_trimslice()) |
| 152 | return 0; |
| 153 | |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 154 | return tegra_pcie_init(true, true); |
| 155 | } |
| 156 | subsys_initcall(tegra_trimslice_pci_init); |
| 157 | |
| 158 | static void __init tegra_trimslice_init(void) |
| 159 | { |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 160 | tegra_clk_init_from_table(trimslice_clk_init_table); |
| 161 | |
| 162 | trimslice_pinmux_init(); |
| 163 | |
Mike Rapoport | f02726a | 2011-03-07 16:29:24 +0200 | [diff] [blame] | 164 | tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1; |
| 165 | tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4; |
| 166 | |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 167 | platform_add_devices(trimslice_devices, ARRAY_SIZE(trimslice_devices)); |
Mike Rapoport | bea2d6b | 2011-04-13 13:52:25 +0300 | [diff] [blame] | 168 | |
| 169 | trimslice_i2c_init(); |
Mike Rapoport | 4c75599 | 2011-04-17 11:59:32 +0300 | [diff] [blame] | 170 | trimslice_usb_init(); |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 171 | } |
| 172 | |
| 173 | MACHINE_START(TRIMSLICE, "trimslice") |
| 174 | .boot_params = 0x00000100, |
| 175 | .fixup = tegra_trimslice_fixup, |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 176 | .map_io = tegra_map_common_io, |
Colin Cross | 0cf6230 | 2011-02-21 17:10:14 -0800 | [diff] [blame] | 177 | .init_early = tegra_init_early, |
| 178 | .init_irq = tegra_init_irq, |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 179 | .timer = &tegra_timer, |
Colin Cross | 0cf6230 | 2011-02-21 17:10:14 -0800 | [diff] [blame] | 180 | .init_machine = tegra_trimslice_init, |
Mike Rapoport | cca414b | 2011-02-07 10:10:53 +0200 | [diff] [blame] | 181 | MACHINE_END |