From mboxrd@z Thu Jan 1 00:00:00 1970 From: sre@kernel.org (Sebastian Reichel) Date: Mon, 20 Jul 2015 18:42:42 +0200 Subject: [PATCH v2 1/2] power: reset: at91: add sama5d3 reset function In-Reply-To: <1437384726-24927-1-git-send-email-josh.wu@atmel.com> References: <1437384726-24927-1-git-send-email-josh.wu@atmel.com> Message-ID: <20150720164241.GA5930@earth> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Mon, Jul 20, 2015 at 05:32:05PM +0800, Josh Wu wrote: > This patch introduces a new compatible string: "atmel,sama5d3-rstc" and > new reset function for sama5d3 and later chips. > > As in sama5d3 or later chips, we don't have to shutdown the DDR > controller before reset. Shutdown the DDR controller before reset is a > workaround to avoid DDR signal driving the bus, but since sama5d3 and > later chips there is no such a conflict. > > So in this patch: > 1. the sama5d3 reset function only need to write the rstc register > and return. > 2. we can remove the code related with sama5d3 DDR controller as > we don't use it at all. > > Signed-off-by: Josh Wu > Acked-by: Nicolas Ferre queued. -- Sebastian -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: