linux-imx

riscv: use pr_info and friends

Use the pr_info and pr_err macros instead of printk with explicit log
levels.

Signed-off-by: Johan Hovold <johan@kernel.org>
Reviewed-by: Paul Walmsley <paul.walmsley@sifive.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>