mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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1a29ef8e97
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19815 3c298f89-4303-0410-b956-a3cf2f4a3e73
102 lines
2.6 KiB
C
102 lines
2.6 KiB
C
/*
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* arch/ubicom32/mach-ip7k/board-ip7500wspkr.c
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* Support for IP7500 Wireless Speaker board.
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*
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* This file supports the IP7500 Wireless Speaker board:
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* 8007-1210 Rev 1.0
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*
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* (C) Copyright 2009, Ubicom, Inc.
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*
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* This file is part of the Ubicom32 Linux Kernel Port.
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*
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* The Ubicom32 Linux Kernel Port is free software: you can redistribute
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* it and/or modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 2 of the
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* License, or (at your option) any later version.
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*
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* The Ubicom32 Linux Kernel Port is distributed in the hope that it
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* will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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* the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with the Ubicom32 Linux Kernel Port. If not,
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* see <http://www.gnu.org/licenses/>.
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*/
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#include <linux/device.h>
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#include <linux/gpio.h>
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#include <asm/board.h>
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#include <linux/platform_device.h>
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#include <asm/audio.h>
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#include <linux/i2c.h>
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#include <linux/i2c-gpio.h>
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static struct i2c_board_info __initdata ip7500wspkr_i2c_board_info[] = {
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/*
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* U6, CS4350 DAC, address 0x4B
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*/
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{
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.type = "cs4350",
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.addr = 0x4B,
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},
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};
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/*
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* I2C bus on the board, SDA PE4, SCL PE5
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*/
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static struct i2c_gpio_platform_data ip7500wspkr_i2c_data = {
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.sda_pin = GPIO_RD_5,
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.scl_pin = GPIO_RD_6,
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.sda_is_open_drain = 0,
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.scl_is_open_drain = 0,
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.udelay = 50,
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};
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static struct platform_device ip7500wspkr_i2c_device = {
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.name = "i2c-gpio",
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.id = 0,
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.dev = {
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.platform_data = &ip7500wspkr_i2c_data,
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},
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};
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static struct platform_device *ip7500wspkr_devices[] __initdata = {
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&ip7500wspkr_i2c_device,
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};
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/*
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* ip7500wspkr_init
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* Called to add the devices which we have on this board
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*/
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static int __init ip7500wspkr_init(void)
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{
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struct platform_device *audio_dev;
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struct platform_device *audio_dev2;
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board_init();
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ubi_gpio_init();
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platform_add_devices(ip7500wspkr_devices, ARRAY_SIZE(ip7500wspkr_devices));
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audio_dev = audio_device_alloc("snd-ubi32-cs4350", "audio", "audio-i2sout", 0);
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if (audio_dev) {
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ip7500wspkr_i2c_board_info[0].platform_data = audio_dev;
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}
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audio_dev2 = audio_device_alloc("snd-ubi32-generic", "audio", "audio-spdifout", 0);
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if (audio_dev2) {
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platform_device_register(audio_dev2);
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}
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printk(KERN_INFO "%s: registering i2c resources\n", __FUNCTION__);
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i2c_register_board_info(0, ip7500wspkr_i2c_board_info, ARRAY_SIZE(ip7500wspkr_i2c_board_info));
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printk(KERN_INFO "IP7500 Wireless Speaker Board\n");
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return 0;
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}
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arch_initcall(ip7500wspkr_init);
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