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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-07-14 21:28:25 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-07-14 23:34:46 +0100 |
| commit | 53ffe3b440aa85af6fc4eda09b2d44bcdd312d4d (patch) | |
| tree | e3ee2f392c5f73c855367cee998fc2e5774fa267 /sound | |
| parent | f0006314d37639714da9658cf4ff3f1f9f420764 (diff) | |
| parent | cabb352a6455c3550f157909196845f533b0f374 (diff) | |
| download | lwn-53ffe3b440aa85af6fc4eda09b2d44bcdd312d4d.tar.gz lwn-53ffe3b440aa85af6fc4eda09b2d44bcdd312d4d.zip | |
[ARM] Merge most of the PXA work for initial merge
This includes PXA work up to the SPI changes for the initial merge,
since e172274ccc55d20536fbdceb6131f38e288541e0 depends on the SPI
tree being merged.
Conflicts:
arch/arm/configs/em_x270_defconfig
arch/arm/configs/xm_x270_defconfig
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/pxa/pxa2xx-i2s.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/sound/soc/pxa/pxa2xx-i2s.c b/sound/soc/pxa/pxa2xx-i2s.c index 425071030970..e130346732ba 100644 --- a/sound/soc/pxa/pxa2xx-i2s.c +++ b/sound/soc/pxa/pxa2xx-i2s.c @@ -18,6 +18,7 @@ #include <linux/module.h> #include <linux/device.h> #include <linux/delay.h> +#include <linux/clk.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/initval.h> @@ -40,6 +41,7 @@ struct pxa_i2s_port { u32 fmt; }; static struct pxa_i2s_port pxa_i2s; +static struct clk *clk_i2s; static struct pxa2xx_pcm_dma_params pxa2xx_i2s_pcm_stereo_out = { .name = "I2S PCM Stereo out", @@ -82,6 +84,10 @@ static int pxa2xx_i2s_startup(struct snd_pcm_substream *substream) struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_cpu_dai *cpu_dai = rtd->dai->cpu_dai; + clk_i2s = clk_get(NULL, "I2SCLK"); + if (IS_ERR(clk_i2s)) + return PTR_ERR(clk_i2s); + if (!cpu_dai->active) { SACR0 |= SACR0_RST; SACR0 = 0; @@ -149,7 +155,7 @@ static int pxa2xx_i2s_hw_params(struct snd_pcm_substream *substream, pxa_gpio_mode(gpio_bus[pxa_i2s.master].tx); pxa_gpio_mode(gpio_bus[pxa_i2s.master].frm); pxa_gpio_mode(gpio_bus[pxa_i2s.master].clk); - pxa_set_cken(CKEN_I2S, 1); + clk_enable(clk_i2s); pxa_i2s_wait(); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) @@ -234,8 +240,10 @@ static void pxa2xx_i2s_shutdown(struct snd_pcm_substream *substream) if (SACR1 & (SACR1_DREC | SACR1_DRPL)) { SACR0 &= ~SACR0_ENB; pxa_i2s_wait(); - pxa_set_cken(CKEN_I2S, 0); + clk_disable(clk_i2s); } + + clk_put(clk_i2s); } #ifdef CONFIG_PM |