PCF_Uxx_BASE 378 arch/arm/mach-davinci/board-dm644x-evm.c .gpio_base = PCF_Uxx_BASE(0), PCF_Uxx_BASE 444 arch/arm/mach-davinci/board-dm644x-evm.c .gpio_base = PCF_Uxx_BASE(1), PCF_Uxx_BASE 503 arch/arm/mach-davinci/board-dm644x-evm.c .gpio_base = PCF_Uxx_BASE(2),