From: Ryan Mallon Date: Wed, 11 Jan 2012 00:04:42 +0000 (+1100) Subject: ep93xx: Don't use system controller defines in audio drivers X-Git-Tag: firefly_0821_release~3680^2~3252^2^2~9 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f15855bfaad29b2badd4a5c30ad73e0542a19d16;p=firefly-linux-kernel-4.4.55.git ep93xx: Don't use system controller defines in audio drivers Both the Snapper CL15 and EDB93xx audio drivers set the same audio configuration in ep93xx_i2s_acquire. Remove the arguments to ep93xx_i2s_acquire so that the audio drivers no longer need the EP93XX_SYSCON defines exported. Signed-off-by: Ryan Mallon Cc: Liam Girdwood Cc: Mark Brown Reviewed-by: Mika Westerberg Acked-by: Hartley Sweeten --- diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 24203f9a6796..b5c1dae8327f 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -817,23 +817,12 @@ void __init ep93xx_register_i2s(void) #define EP93XX_I2SCLKDIV_MASK (EP93XX_SYSCON_I2SCLKDIV_ORIDE | \ EP93XX_SYSCON_I2SCLKDIV_SPOL) -int ep93xx_i2s_acquire(unsigned i2s_pins, unsigned i2s_config) +int ep93xx_i2s_acquire(void) { unsigned val; - /* Sanity check */ - if (i2s_pins & ~EP93XX_SYSCON_DEVCFG_I2S_MASK) - return -EINVAL; - if (i2s_config & ~EP93XX_I2SCLKDIV_MASK) - return -EINVAL; - - /* Must have only one of I2SONSSP/I2SONAC97 set */ - if ((i2s_pins & EP93XX_SYSCON_DEVCFG_I2SONSSP) == - (i2s_pins & EP93XX_SYSCON_DEVCFG_I2SONAC97)) - return -EINVAL; - - ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_I2S_MASK); - ep93xx_devcfg_set_bits(i2s_pins); + ep93xx_devcfg_set_clear(EP93XX_SYSCON_DEVCFG_I2SONAC97, + EP93XX_SYSCON_DEVCFG_I2S_MASK); /* * This is potentially racy with the clock api for i2s_mclk, sclk and @@ -843,7 +832,7 @@ int ep93xx_i2s_acquire(unsigned i2s_pins, unsigned i2s_config) */ val = __raw_readl(EP93XX_SYSCON_I2SCLKDIV); val &= ~EP93XX_I2SCLKDIV_MASK; - val |= i2s_config; + val |= EP93XX_SYSCON_I2SCLKDIV_ORIDE | EP93XX_SYSCON_I2SCLKDIV_SPOL; ep93xx_syscon_swlocked_write(val, EP93XX_SYSCON_I2SCLKDIV); return 0; diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h index d4c934931f9d..ad63d4be693f 100644 --- a/arch/arm/mach-ep93xx/include/mach/platform.h +++ b/arch/arm/mach-ep93xx/include/mach/platform.h @@ -59,7 +59,7 @@ void ep93xx_register_keypad(struct ep93xx_keypad_platform_data *data); int ep93xx_keypad_acquire_gpio(struct platform_device *pdev); void ep93xx_keypad_release_gpio(struct platform_device *pdev); void ep93xx_register_i2s(void); -int ep93xx_i2s_acquire(unsigned i2s_pins, unsigned i2s_config); +int ep93xx_i2s_acquire(void); void ep93xx_i2s_release(void); void ep93xx_register_ac97(void); diff --git a/sound/soc/ep93xx/edb93xx.c b/sound/soc/ep93xx/edb93xx.c index bae5cbbbd2b2..e01cb02abd3a 100644 --- a/sound/soc/ep93xx/edb93xx.c +++ b/sound/soc/ep93xx/edb93xx.c @@ -85,9 +85,7 @@ static int __devinit edb93xx_probe(struct platform_device *pdev) struct snd_soc_card *card = &snd_soc_edb93xx; int ret; - ret = ep93xx_i2s_acquire(EP93XX_SYSCON_DEVCFG_I2SONAC97, - EP93XX_SYSCON_I2SCLKDIV_ORIDE | - EP93XX_SYSCON_I2SCLKDIV_SPOL); + ret = ep93xx_i2s_acquire(); if (ret) return ret; diff --git a/sound/soc/ep93xx/snappercl15.c b/sound/soc/ep93xx/snappercl15.c index ccae34a3f280..a193cea3cf3c 100644 --- a/sound/soc/ep93xx/snappercl15.c +++ b/sound/soc/ep93xx/snappercl15.c @@ -103,9 +103,7 @@ static int __devinit snappercl15_probe(struct platform_device *pdev) struct snd_soc_card *card = &snd_soc_snappercl15; int ret; - ret = ep93xx_i2s_acquire(EP93XX_SYSCON_DEVCFG_I2SONAC97, - EP93XX_SYSCON_I2SCLKDIV_ORIDE | - EP93XX_SYSCON_I2SCLKDIV_SPOL); + ret = ep93xx_i2s_acquire(); if (ret) return ret;