SPI_SR             20 arch/unicore32/include/mach/regs-spi.h #define SPI_SR		(PKUNITY_SPI_BASE + 0x0028)
SPI_SR             33 drivers/spi/spi-atmel.c #define SPI_SR					0x0010
SPI_SR             57 drivers/spi/spi-fsl-dspi.c #define SPI_SR				0x2c