diff options
| author | Ryan Mallon <rmallon@gmail.com> | 2012-01-11 01:04:42 +0100 |
|---|---|---|
| committer | Ryan Mallon <rmallon@gmail.com> | 2012-03-14 01:41:08 +0100 |
| commit | f15855bfaad29b2badd4a5c30ad73e0542a19d16 (patch) | |
| tree | 3e3b4680725ae0cc5935d9fc031c1b705a6fa6a9 /arch/arm/mach-ep93xx | |
| parent | ep93xx: Move PHYS_BASE defines to local SoC header file (diff) | |
| download | linux-f15855bfaad29b2badd4a5c30ad73e0542a19d16.tar.xz linux-f15855bfaad29b2badd4a5c30ad73e0542a19d16.zip | |
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 <rmallon@gmail.com>
Cc: Liam Girdwood <lrg@ti.com>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Reviewed-by: Mika Westerberg <mika.westerberg@iki.fi>
Acked-by: Hartley Sweeten <hsweeten@visionengravers.com>
Diffstat (limited to 'arch/arm/mach-ep93xx')
| -rw-r--r-- | arch/arm/mach-ep93xx/core.c | 19 | ||||
| -rw-r--r-- | arch/arm/mach-ep93xx/include/mach/platform.h | 2 |
2 files changed, 5 insertions, 16 deletions
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); |