d1eade674e
Current code just busy waits with nop for clock becoming stable, relaxing the cpu here improves readability and portability and also removes a unnecessary difference with the mtk-sd driver. Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>