Am Mittwoch, 15. April 2015, 13:57:11 schrieb Chris Zhong: > Reset dapswjdp is controlled by JTAG_TRSTN, if the iomux of this pin is > not "jtag_trstn". the AP would think this pin is always high, so it can > not reset before resume. When system resume, but the dapswjdp is not in > a default state, it may Access some illegal address, it cause system > crash during resume. > Let's disable this jtag function by clear the dapdeviceen bit, it > prohibit the dapswjdp to access memory and registers. This bit would > be enable in MASKROM, so we need clear it in suspend everytime. > > Signed-off-by: Chris Zhong <[email protected]>
applied to a fixes branch for 4.1 Thanks Heiko -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
