/* * Efika driver for the PSC of the Freescale MPC52xx * configured as AC97 interface * * Copyright 2008 Jon Smirl, Digispeaker * Author: Jon Smirl <jonsmirl@gmail.com> * * This file is licensed under the terms of the GNU General Public License * version 2. This program is licensed "as is" without any warranty of any * kind, whether express or implied. */ #include <linux/init.h> #include <linux/module.h> #include <linux/interrupt.h> #include <linux/device.h> #include <linux/delay.h> #include <linux/of_device.h> #include <linux/of_platform.h> #include <linux/dma-mapping.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/initval.h> #include <sound/soc.h> #include "mpc5200_dma.h" #include "mpc5200_psc_ac97.h" #include "../codecs/stac9766.h" #define DRV_NAME "efika-audio-fabric" static struct snd_soc_dai_link efika_fabric_dai[] = { { .name = "AC97", .stream_name = "AC97 Analog", .codec_dai_name = "stac9766-hifi-analog", .cpu_dai_name = "mpc5200-psc-ac97.0", .platform_name = "mpc5200-pcm-audio", .codec_name = "stac9766-codec", }, { .name = "AC97", .stream_name = "AC97 IEC958", .codec_dai_name = "stac9766-hifi-IEC958", .cpu_dai_name = "mpc5200-psc-ac97.1", .platform_name = "mpc5200-pcm-audio", .codec_name = "stac9766-codec", }, }; static struct snd_soc_card card = { .name = "Efika", .owner = THIS_MODULE, .dai_link = efika_fabric_dai, .num_links = ARRAY_SIZE(efika_fabric_dai), }; static __init int efika_fabric_init(void) { struct platform_device *pdev; int rc; if (!of_machine_is_compatible("bplan,efika")) return -ENODEV; pdev = platform_device_alloc("soc-audio", 1); if (!pdev) { pr_err("efika_fabric_init: platform_device_alloc() failed\n"); return -ENODEV; } platform_set_drvdata(pdev, &card); rc = platform_device_add(pdev); if (rc) { pr_err("efika_fabric_init: platform_device_add() failed\n"); platform_device_put(pdev); return -ENODEV; } return 0; } module_init(efika_fabric_init); MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>"); MODULE_DESCRIPTION(DRV_NAME ": mpc5200 Efika fabric driver"); MODULE_LICENSE("GPL");