diff options
| -rw-r--r-- | arch/arm/mach-imx/mx7ulp/soc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/arm/mach-imx/mx7ulp/soc.c b/arch/arm/mach-imx/mx7ulp/soc.c index 7119ee4a07..6c53aa106e 100644 --- a/arch/arm/mach-imx/mx7ulp/soc.c +++ b/arch/arm/mach-imx/mx7ulp/soc.c @@ -18,10 +18,13 @@ struct imx_sec_config_fuse_t const imx_sec_config_fuse = { }; #endif +#define ROM_VERSION_ADDR 0x80 u32 get_cpu_rev(void) { - /* Temporally hard code the CPU rev to 0x73, rev 1.0. Fix it later */ - return (MXC_CPU_MX7ULP << 12) | (1 << 4); + /* Check the ROM version for cpu revision */ + u32 rom_version = readl((void __iomem *)ROM_VERSION_ADDR); + + return (MXC_CPU_MX7ULP << 12) | (rom_version & 0xFF); } #ifdef CONFIG_REVISION_TAG |