From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Vasut Date: Mon, 30 Sep 2013 01:26:23 +0200 Subject: [U-Boot] [PATCH v2] usb: Prevent using reserved registers on DM36x usb In-Reply-To: <1380474142-16686-1-git-send-email-amurray@embedded-bits.co.uk> References: <1380474142-16686-1-git-send-email-amurray@embedded-bits.co.uk> Message-ID: <201309300126.23729.marex@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Dear Andrew Murray, > The musb driver defines and uses MUSB_CSR0_H_DIS_PING, however this > bit is reserved on the DM36x. Thus this patch ensures that the > reserved bit is not accesssed. > > It has been observed that some USB devices will fail to enumerate > with errors such as 'error in inquiry' without this patch. > > See http://www.ti.com/litv/pdf/sprufh9a for details. > > Cc: Marek Vasut > Cc: Tom Rini > Signed-off-by: Andrew Murray Tom, can you check this and if it's OK with you, pick this by hand? For my part, I'm fine here, Acked-by: Marek Vasut Best regards, Marek Vasut