From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zubair Lutfullah Kakakhel Subject: Re: [PATCH v7 5/7] drm: bridge/dw-hdmi: add support for multi byte register width access Date: Tue, 11 Nov 2014 14:48:02 +0000 Message-ID: <546221A2.30706@imgtec.com> References: <1415710229-11935-1-git-send-email-andy.yan@rock-chips.com> <1415710432-12167-1-git-send-email-andy.yan@rock-chips.com> <54621B23.1020602@imgtec.com> <5462214F.4010504@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5462214F.4010504@rock-chips.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" To: Andy Yan , airlied@linux.ie, heiko@sntech.de, fabio.estevam@freescale.com, rmk+kernel@arm.linux.org.uk Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, Dave Airlie , Arnd Bergmann , Josh Boyer , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Inki Dae , linux-rockchip@lists.infradead.org, Rob Herring , Sean Paul , Philipp Zabel , ykk@rock-chips.com, Grant Likely , djkurtz@google.com, Shawn Guo , jay.xu@rock-chips.com, Lucas Stach List-Id: devicetree@vger.kernel.org CgpPbiAxMS8xMS8xNCAxNDo0NiwgQW5keSBZYW4gd3JvdGU6Cj4gCj4gT24gMjAxNOW5tDEx5pyI MTHml6UgMjI6MjAsIFp1YmFpciBMdXRmdWxsYWggS2FrYWtoZWwgd3JvdGU6Cj4+IEhpIEFuZHks Cj4+Cj4+IFRoaXMgcGF0Y2ggYWRkcyB0aGUgcmVnLWlvLXdpZHRoIGJpbmRpbmcuCj4+Cj4+IEhl bmNlIHRoZSBiaW5kaW5nIHBhdGNoIHNob3VsZCBjb21lIGJlZm9yZSBpdC4KPj4KPiAgICBkbyB5 b3UgbWVhbiB0aGF0IEkgc2hvdWxkIHB1dCBkdHMgYmluZGluZyBwYXRjaAo+ICAgIGJlZm9yZSB0 aGlzIHBhdGNoPwoKWWVzLiBUaGUgcGF0Y2ggYWRkaW5nIHRoZSBiaW5kaW5nIHRvIHRoZSBEb2N1 bWVudGF0aW9uIGZvbGRlciBjb21lcwpiZWZvcmUgdGhlIGRyaXZlciBpbXBsZW1lbnRpbmcgdGhl IGJpbmRpbmcuCgpadWJhaXJMSwoKPj4gT24gMTEvMTEvMTQgMTI6NTMsIEFuZHkgWWFuIHdyb3Rl Ogo+Pj4gT24gcm9ja2NoaXAgcmszMjg4LCBvbmx5IHdvcmQoMzItYml0KSBhY2Nlc3NlcyBhcmUK Pj4+IHBlcm1pdHRlZCBmb3IgaGRtaSByZWdpc3RlcnMuICBCeXRlIHdpZHRoIGFjY2Vzc2VzICh3 cml0ZWIsCj4+PiByZWFkYikgZ2VuZXJhdGUgYW4gaW1wcmVjaXNlIGV4dGVybmFsIGFib3J0Lgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkZXZlbCBtYWls aW5nIGxpc3QKZGV2ZWxAbGludXhkcml2ZXJwcm9qZWN0Lm9yZwpodHRwOi8vZHJpdmVyZGV2Lmxp bnV4ZHJpdmVycHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcml2ZXJkZXYtZGV2ZWwK From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751484AbaKKOsO (ORCPT ); Tue, 11 Nov 2014 09:48:14 -0500 Received: from mailapp01.imgtec.com ([195.59.15.196]:28854 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751086AbaKKOsN (ORCPT ); Tue, 11 Nov 2014 09:48:13 -0500 Message-ID: <546221A2.30706@imgtec.com> Date: Tue, 11 Nov 2014 14:48:02 +0000 From: Zubair Lutfullah Kakakhel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 MIME-Version: 1.0 To: Andy Yan , , , , CC: , , Arnd Bergmann , Josh Boyer , Greg Kroah-Hartman , , , Inki Dae , , Rob Herring , Sean Paul , , Philipp Zabel , , Grant Likely , Dave Airlie , Shawn Guo , , Lucas Stach Subject: Re: [PATCH v7 5/7] drm: bridge/dw-hdmi: add support for multi byte register width access References: <1415710229-11935-1-git-send-email-andy.yan@rock-chips.com> <1415710432-12167-1-git-send-email-andy.yan@rock-chips.com> <54621B23.1020602@imgtec.com> <5462214F.4010504@rock-chips.com> In-Reply-To: <5462214F.4010504@rock-chips.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Originating-IP: [192.168.154.89] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/11/14 14:46, Andy Yan wrote: > > On 2014年11月11日 22:20, Zubair Lutfullah Kakakhel wrote: >> Hi Andy, >> >> This patch adds the reg-io-width binding. >> >> Hence the binding patch should come before it. >> > do you mean that I should put dts binding patch > before this patch? Yes. The patch adding the binding to the Documentation folder comes before the driver implementing the binding. ZubairLK >> On 11/11/14 12:53, Andy Yan wrote: >>> On rockchip rk3288, only word(32-bit) accesses are >>> permitted for hdmi registers. Byte width accesses (writeb, >>> readb) generate an imprecise external abort.