Add pwrseq support to sdcc4 which would enable a proper reset of WLAN
without ugly hacks in the board support file.
Signed-off-by: NSrinivas Kandagatla <srinivas.kandagatla@linaro.org>
Acked-by: NIgor Grinberg <grinberg@compulab.co.il>
Signed-off-by: NAndy Gross <agross@codeaurora.org>