From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH] ARM: dts: am43xx: fix edma memcpy channel allocation Date: Wed, 30 Mar 2016 14:15:07 -0700 Message-ID: <20160330211506.GD9329@atomide.com> References: <1457946110-4612-1-git-send-email-t-kristo@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1457946110-4612-1-git-send-email-t-kristo-l0cyMroinI0@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tero Kristo Cc: linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org * Tero Kristo [160314 02:02]: > EDMA was allocating DMA channels 32 and 33 for memcpy usage, out of which > channel 33 is actually used by DES crypto engine. This bad allocation of > the channel causes a crash in the DES crypto engine, as the channel > gets configured for memcpy usage instead of hardware <-> memory DMA. > > Fixed by allocating DMA channels 58 and 59 for memcpy usage (I2C0 RX/TX), > which are not used by anybody. Thanks applying into omap-for-v4.6/fixes with Cc stable v4.4+. Tony -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html