2 * arch/arm/mach-tegra/board-trimslice.c
4 * Copyright (C) 2011 CompuLab, Ltd.
5 * Author: Mike Rapoport <mike@compulab.co.il>
7 * Based on board-harmony.c
8 * Copyright (C) 2010 Google, Inc.
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.
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.
21 #include <linux/kernel.h>
22 #include <linux/init.h>
23 #include <linux/platform_device.h>
24 #include <linux/serial_8250.h>
26 #include <linux/i2c.h>
27 #include <linux/gpio.h>
28 #include <linux/platform_data/tegra_usb.h>
30 #include <asm/hardware/gic.h>
31 #include <asm/mach-types.h>
32 #include <asm/mach/arch.h>
33 #include <asm/setup.h>
35 #include <mach/iomap.h>
36 #include <mach/sdhci.h>
41 #include "gpio-names.h"
43 #include "board-trimslice.h"
45 static struct plat_serial8250_port debug_uart_platform_data
[] = {
47 .membase
= IO_ADDRESS(TEGRA_UARTA_BASE
),
48 .mapbase
= TEGRA_UARTA_BASE
,
50 .flags
= UPF_BOOT_AUTOCONF
| UPF_FIXED_TYPE
,
60 static struct platform_device debug_uart
= {
62 .id
= PLAT8250_DEV_PLATFORM
,
64 .platform_data
= debug_uart_platform_data
,
67 static struct tegra_sdhci_platform_data sdhci_pdata1
= {
73 static struct tegra_sdhci_platform_data sdhci_pdata4
= {
74 .cd_gpio
= TRIMSLICE_GPIO_SD4_CD
,
75 .wp_gpio
= TRIMSLICE_GPIO_SD4_WP
,
79 static struct platform_device trimslice_audio_device
= {
80 .name
= "tegra-snd-trimslice",
84 static struct platform_device
*trimslice_devices
[] __initdata
= {
91 &trimslice_audio_device
,
94 static struct i2c_board_info trimslice_i2c3_board_info
[] = {
96 I2C_BOARD_INFO("tlv320aic23", 0x1a),
99 I2C_BOARD_INFO("em3027", 0x56),
103 static void trimslice_i2c_init(void)
105 platform_device_register(&tegra_i2c_device1
);
106 platform_device_register(&tegra_i2c_device2
);
107 platform_device_register(&tegra_i2c_device3
);
109 i2c_register_board_info(2, trimslice_i2c3_board_info
,
110 ARRAY_SIZE(trimslice_i2c3_board_info
));
113 static void trimslice_usb_init(void)
115 struct tegra_ehci_platform_data
*pdata
;
117 pdata
= tegra_ehci1_device
.dev
.platform_data
;
118 pdata
->vbus_gpio
= TRIMSLICE_GPIO_USB1_MODE
;
120 tegra_ehci2_ulpi_phy_config
.reset_gpio
= TEGRA_GPIO_PV0
;
122 platform_device_register(&tegra_ehci3_device
);
123 platform_device_register(&tegra_ehci2_device
);
124 platform_device_register(&tegra_ehci1_device
);
127 static void __init
tegra_trimslice_fixup(struct tag
*tags
, char **cmdline
,
131 mi
->bank
[0].start
= PHYS_OFFSET
;
132 mi
->bank
[0].size
= 448 * SZ_1M
;
133 mi
->bank
[1].start
= SZ_512M
;
134 mi
->bank
[1].size
= SZ_512M
;
137 static __initdata
struct tegra_clk_init_table trimslice_clk_init_table
[] = {
138 /* name parent rate enabled */
139 { "uarta", "pll_p", 216000000, true },
140 { "pll_a", "pll_p_out1", 56448000, true },
141 { "pll_a_out0", "pll_a", 11289600, true },
142 { "cdev1", NULL
, 0, true },
143 { "i2s1", "pll_a_out0", 11289600, false},
147 static int __init
tegra_trimslice_pci_init(void)
149 if (!machine_is_trimslice())
152 return tegra_pcie_init(true, true);
154 subsys_initcall(tegra_trimslice_pci_init
);
156 static void __init
tegra_trimslice_init(void)
158 tegra_clk_init_from_table(trimslice_clk_init_table
);
160 trimslice_pinmux_init();
162 tegra_sdhci_device1
.dev
.platform_data
= &sdhci_pdata1
;
163 tegra_sdhci_device4
.dev
.platform_data
= &sdhci_pdata4
;
165 platform_add_devices(trimslice_devices
, ARRAY_SIZE(trimslice_devices
));
167 trimslice_i2c_init();
168 trimslice_usb_init();
171 MACHINE_START(TRIMSLICE
, "trimslice")
172 .atag_offset
= 0x100,
173 .fixup
= tegra_trimslice_fixup
,
174 .map_io
= tegra_map_common_io
,
175 .init_early
= tegra20_init_early
,
176 .init_irq
= tegra_init_irq
,
177 .handle_irq
= gic_handle_irq
,
178 .timer
= &tegra_timer
,
179 .init_machine
= tegra_trimslice_init
,
180 .restart
= tegra_assert_system_reset
,