mx31_cpu_rev 15 arch/arm/mach-imx/cpu-imx31.c static int mx31_cpu_rev = -1; mx31_cpu_rev 54 arch/arm/mach-imx/cpu-imx31.c if (mx31_cpu_rev == -1) mx31_cpu_rev 55 arch/arm/mach-imx/cpu-imx31.c mx31_cpu_rev = mx31_read_cpu_rev(); mx31_cpu_rev 57 arch/arm/mach-imx/cpu-imx31.c return mx31_cpu_rev;