diff options
Diffstat (limited to 'sound/soc/samsung/s3c24xx-i2s.c')
| -rw-r--r-- | sound/soc/samsung/s3c24xx-i2s.c | 69 |
1 files changed, 34 insertions, 35 deletions
diff --git a/sound/soc/samsung/s3c24xx-i2s.c b/sound/soc/samsung/s3c24xx-i2s.c index 63d8849d80b..9aba9fb7df0 100644 --- a/sound/soc/samsung/s3c24xx-i2s.c +++ b/sound/soc/samsung/s3c24xx-i2s.c @@ -18,22 +18,24 @@ #include <linux/clk.h> #include <linux/io.h> #include <linux/gpio.h> +#include <linux/module.h> #include <sound/soc.h> #include <sound/pcm_params.h> -#include <mach/regs-gpio.h> #include <mach/dma.h> -#include <plat/regs-iis.h> +#include <mach/gpio-samsung.h> +#include <plat/gpio-cfg.h> +#include "regs-iis.h" #include "dma.h" #include "s3c24xx-i2s.h" -static struct s3c2410_dma_client s3c24xx_dma_client_out = { +static struct s3c_dma_client s3c24xx_dma_client_out = { .name = "I2S PCM Stereo out" }; -static struct s3c2410_dma_client s3c24xx_dma_client_in = { +static struct s3c_dma_client s3c24xx_dma_client_in = { .name = "I2S PCM Stereo in" }; @@ -246,12 +248,12 @@ static int s3c24xx_i2s_hw_params(struct snd_pcm_substream *substream, iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD); pr_debug("hw_params r: IISMOD: %x\n", iismod); - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S8: + switch (params_width(params)) { + case 8: iismod &= ~S3C2410_IISMOD_16BIT; dma_data->dma_size = 1; break; - case SNDRV_PCM_FORMAT_S16_LE: + case 16: iismod |= S3C2410_IISMOD_16BIT; dma_data->dma_size = 2; break; @@ -383,19 +385,16 @@ static int s3c24xx_i2s_probe(struct snd_soc_dai *dai) return -ENXIO; s3c24xx_i2s.iis_clk = clk_get(dai->dev, "iis"); - if (s3c24xx_i2s.iis_clk == NULL) { + if (IS_ERR(s3c24xx_i2s.iis_clk)) { pr_err("failed to get iis_clock\n"); iounmap(s3c24xx_i2s.regs); - return -ENODEV; + return PTR_ERR(s3c24xx_i2s.iis_clk); } clk_enable(s3c24xx_i2s.iis_clk); - /* Configure the I2S pins in correct mode */ - s3c2410_gpio_cfgpin(S3C2410_GPE0, S3C2410_GPE0_I2SLRCK); - s3c2410_gpio_cfgpin(S3C2410_GPE1, S3C2410_GPE1_I2SSCLK); - s3c2410_gpio_cfgpin(S3C2410_GPE2, S3C2410_GPE2_CDCLK); - s3c2410_gpio_cfgpin(S3C2410_GPE3, S3C2410_GPE3_I2SSDI); - s3c2410_gpio_cfgpin(S3C2410_GPE4, S3C2410_GPE4_I2SSDO); + /* Configure the I2S pins (GPE0...GPE4) in correct mode */ + s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2), + S3C_GPIO_PULL_NONE); writel(S3C2410_IISCON_IISEN, s3c24xx_i2s.regs + S3C2410_IISCON); @@ -443,7 +442,7 @@ static int s3c24xx_i2s_resume(struct snd_soc_dai *cpu_dai) SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \ SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000) -static struct snd_soc_dai_ops s3c24xx_i2s_dai_ops = { +static const struct snd_soc_dai_ops s3c24xx_i2s_dai_ops = { .trigger = s3c24xx_i2s_trigger, .hw_params = s3c24xx_i2s_hw_params, .set_fmt = s3c24xx_i2s_set_fmt, @@ -468,37 +467,37 @@ static struct snd_soc_dai_driver s3c24xx_i2s_dai = { .ops = &s3c24xx_i2s_dai_ops, }; -static __devinit int s3c24xx_iis_dev_probe(struct platform_device *pdev) -{ - return snd_soc_register_dai(&pdev->dev, &s3c24xx_i2s_dai); -} +static const struct snd_soc_component_driver s3c24xx_i2s_component = { + .name = "s3c24xx-i2s", +}; -static __devexit int s3c24xx_iis_dev_remove(struct platform_device *pdev) +static int s3c24xx_iis_dev_probe(struct platform_device *pdev) { - snd_soc_unregister_dai(&pdev->dev); - return 0; + int ret = 0; + + ret = devm_snd_soc_register_component(&pdev->dev, + &s3c24xx_i2s_component, &s3c24xx_i2s_dai, 1); + if (ret) { + pr_err("failed to register the dai\n"); + return ret; + } + + ret = samsung_asoc_dma_platform_register(&pdev->dev); + if (ret) + pr_err("failed to register the dma: %d\n", ret); + + return ret; } static struct platform_driver s3c24xx_iis_driver = { .probe = s3c24xx_iis_dev_probe, - .remove = s3c24xx_iis_dev_remove, .driver = { .name = "s3c24xx-iis", .owner = THIS_MODULE, }, }; -static int __init s3c24xx_i2s_init(void) -{ - return platform_driver_register(&s3c24xx_iis_driver); -} -module_init(s3c24xx_i2s_init); - -static void __exit s3c24xx_i2s_exit(void) -{ - platform_driver_unregister(&s3c24xx_iis_driver); -} -module_exit(s3c24xx_i2s_exit); +module_platform_driver(s3c24xx_iis_driver); /* Module information */ MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>"); |
