PWM_IMX_TPM_SC
val = readl(tpm->base + PWM_IMX_TPM_SC);
val = readl(tpm->base + PWM_IMX_TPM_SC);
writel(val, tpm->base + PWM_IMX_TPM_SC);
val = readl(tpm->base + PWM_IMX_TPM_SC);
writel(val, tpm->base + PWM_IMX_TPM_SC);