GPIO28_I2S_BITCLK_IN  103 arch/arm/mach-pxa/mfp-pxa25x.h #define GPIO28_I2S_BITCLK_IN	MFP_CFG_IN(GPIO28, AF2)
GPIO28_I2S_BITCLK_IN  204 arch/arm/mach-pxa/mfp-pxa27x.h #define GPIO28_I2S_BITCLK_IN	MFP_CFG_IN(GPIO28, AF2)