diff options
| -rw-r--r-- | arch/arm/mach-mx6/cpu_op-mx6.c | 22 |
1 files changed, 3 insertions, 19 deletions
diff --git a/arch/arm/mach-mx6/cpu_op-mx6.c b/arch/arm/mach-mx6/cpu_op-mx6.c index 210fdd536c57..eff57b7fac7d 100644 --- a/arch/arm/mach-mx6/cpu_op-mx6.c +++ b/arch/arm/mach-mx6/cpu_op-mx6.c @@ -342,25 +342,9 @@ void mx6_cpu_op_init(void) { unsigned int reg; void __iomem *base; - if (!cpu_is_mx6sl()) { - /*read fuse bit to know the max cpu freq : offset 0x440 - * bit[17:16]:SPEED_GRADING[1:0],for mx6dq/dl*/ - base = IO_ADDRESS(OCOTP_BASE_ADDR); - reg = __raw_readl(base + 0x440); - reg &= (0x3 << OCOTP_SPEED_BIT_OFFSET); - reg >>= OCOTP_SPEED_BIT_OFFSET; - /*choose the little value to run lower max cpufreq*/ - arm_max_freq = (reg > arm_max_freq) ? arm_max_freq : reg; - } else { - /* - * There is no SPEED_GRADING fuse bit on mx6sl,then do: - * If arm_max_freq set by default on CPU_AT_1_2GHz which mean - * there is no 'arm_freq' setting in cmdline from bootloader, - * force arm_max_freq to 1G. Else use 'arm_freq' setting. - */ - if (arm_max_freq == CPU_AT_1_2GHz) - arm_max_freq = CPU_AT_1GHz;/*mx6sl max freq is 1Ghz*/ - } + + arm_max_freq = CPU_AT_1GHz; + printk(KERN_INFO "arm_max_freq=%s\n", (arm_max_freq == CPU_AT_1_2GHz) ? "1.2GHz" : ((arm_max_freq == CPU_AT_1GHz) ? "1GHz" : "800MHz")); get_cpu_op = mx6_get_cpu_op; |