UART_SCCM_BRKS    430 arch/powerpc/include/asm/cpm1.h #define UART_SCCM_BRKS		((ushort)0x0020)
UART_SCCM_BRKS    454 arch/powerpc/include/asm/cpm2.h #define UART_SCCM_BRKS		((ushort)0x0020)