diff options
Diffstat (limited to 'sound/soc/fsl')
| -rw-r--r-- | sound/soc/fsl/mpc5200_psc_ac97.c | 22 | ||||
| -rw-r--r-- | sound/soc/fsl/mpc5200_psc_i2s.c | 1 | ||||
| -rw-r--r-- | sound/soc/fsl/mpc5200_psc_i2s.h | 12 |
3 files changed, 18 insertions, 17 deletions
diff --git a/sound/soc/fsl/mpc5200_psc_ac97.c b/sound/soc/fsl/mpc5200_psc_ac97.c index a031017..a956023 100644 --- a/sound/soc/fsl/mpc5200_psc_ac97.c +++ b/sound/soc/fsl/mpc5200_psc_ac97.c @@ -20,6 +20,7 @@ #include <asm/time.h> #include <asm/delay.h> +#include <asm/mpc52xx.h> #include <asm/mpc52xx_psc.h> #include "mpc5200_dma.h" @@ -100,19 +101,32 @@ static void psc_ac97_warm_reset(struct snd_ac97 *ac97) { struct mpc52xx_psc __iomem *regs = psc_dma->psc_regs; + mutex_lock(&psc_dma->mutex); + out_be32(®s->sicr, psc_dma->sicr | MPC52xx_PSC_SICR_AWR); udelay(3); out_be32(®s->sicr, psc_dma->sicr); + + mutex_unlock(&psc_dma->mutex); } static void psc_ac97_cold_reset(struct snd_ac97 *ac97) { struct mpc52xx_psc __iomem *regs = psc_dma->psc_regs; - /* Do a cold reset */ - out_8(®s->op1, MPC52xx_PSC_OP_RES); - udelay(10); - out_8(®s->op0, MPC52xx_PSC_OP_RES); + mutex_lock(&psc_dma->mutex); + dev_dbg(psc_dma->dev, "cold reset\n"); + + mpc5200_psc_ac97_gpio_reset(psc_dma->id); + + /* Notify the PSC that a reset has occurred */ + out_be32(®s->sicr, psc_dma->sicr | MPC52xx_PSC_SICR_ACRB); + + /* Re-enable RX and TX */ + out_8(®s->command, MPC52xx_PSC_TX_ENABLE | MPC52xx_PSC_RX_ENABLE); + + mutex_unlock(&psc_dma->mutex); + msleep(1); psc_ac97_warm_reset(ac97); } diff --git a/sound/soc/fsl/mpc5200_psc_i2s.c b/sound/soc/fsl/mpc5200_psc_i2s.c index 9aee748..534f04cb 100644 --- a/sound/soc/fsl/mpc5200_psc_i2s.c +++ b/sound/soc/fsl/mpc5200_psc_i2s.c @@ -16,7 +16,6 @@ #include <asm/mpc52xx_psc.h> -#include "mpc5200_psc_i2s.h" #include "mpc5200_dma.h" /** diff --git a/sound/soc/fsl/mpc5200_psc_i2s.h b/sound/soc/fsl/mpc5200_psc_i2s.h deleted file mode 100644 index ce55e07..0000000 --- a/sound/soc/fsl/mpc5200_psc_i2s.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * Freescale MPC5200 PSC in I2S mode - * ALSA SoC Digital Audio Interface (DAI) driver - * - */ - -#ifndef __SOUND_SOC_FSL_MPC52xx_PSC_I2S_H__ -#define __SOUND_SOC_FSL_MPC52xx_PSC_I2S_H__ - -extern struct snd_soc_dai psc_i2s_dai[]; - -#endif /* __SOUND_SOC_FSL_MPC52xx_PSC_I2S_H__ */ |
