Since the required clock to access registers is gated off in low power mode,
add ci->in_lpm check before try to dump registers value.
Signed-off-by: Li Jun <jun.li@freescale.com>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
struct ci_hdrc *ci = s->private;
u32 tmp_reg;
struct ci_hdrc *ci = s->private;
u32 tmp_reg;
+ if (!ci || ci->in_lpm)
+ return -EPERM;
/* ------ Registers ----- */
tmp_reg = hw_read_intr_enable(ci);
/* ------ Registers ----- */
tmp_reg = hw_read_intr_enable(ci);