From mboxrd@z Thu Jan 1 00:00:00 1970 From: boris.brezillon@bootlin.com (Boris Brezillon) Date: Fri, 3 Aug 2018 09:30:05 +0200 Subject: [RESEND PATCH v5 0/3] drm/atmel-hlcdc: bus-width override support In-Reply-To: <20180803072308.14962-1-peda@axentia.se> References: <20180803072308.14962-1-peda@axentia.se> Message-ID: <20180803093005.60eec28e@bbrezillon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, 3 Aug 2018 09:23:05 +0200 Peter Rosin wrote: > Hi! > > This is perhaps not a true resend in that these three patches were > originally in a larger series [1], and the series have been rebased > to v4.18-rc6. However, I did ask that these three patches should be > considered separately. The other patches in the original series have > been adopted and reworked by Russell King [2]. Oops, completely forgot to apply those 3 patches. If there's no objection I'll queue them to drm-misc-next. Regards, Boris > > The background for these patches is that our PCB interface between > the SAMA5D3 and the ds90c185 lvds encoder is only using 16 bits, and > this has to be described somewhere, or the atmel-hlcdc driver have no > chance of selecting the correct output mode. Since we have similar > problems with a tda19988 HDMI encoder I added patches to override > the atmel-hlcdc output format via DT properties compatible with the > media video-interface binding and things start to play together. > I of course need my old patches or the new ones from Russell to > actually use the HDMI encoder with the SAMA5D3, but that is not > directly related to this (shortened) series. > > Cheers, > Peter > > [1] https://lkml.org/lkml/2018/5/23/273 > [2] https://www.spinics.net/lists/arm-kernel/msg669238.html > > Peter Rosin (3): > dt-bindings: display: bridge: lvds-transmitter: add ti,ds90c185 > dt-bindings: display: atmel: optional video-interface of endpoints > drm/atmel-hlcdc: support bus-width (12/16/18/24) in endpoint nodes > > .../devicetree/bindings/display/atmel/hlcdc-dc.txt | 26 ++++++++ > .../bindings/display/bridge/lvds-transmitter.txt | 8 ++- > drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 70 +++++++++++++++------- > drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.h | 1 + > drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c | 67 ++++++++++++++++++--- > 5 files changed, 144 insertions(+), 28 deletions(-) > From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boris Brezillon Subject: Re: [RESEND PATCH v5 0/3] drm/atmel-hlcdc: bus-width override support Date: Fri, 3 Aug 2018 09:30:05 +0200 Message-ID: <20180803093005.60eec28e@bbrezillon> References: <20180803072308.14962-1-peda@axentia.se> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180803072308.14962-1-peda@axentia.se> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Peter Rosin Cc: Mark Rutland , devicetree@vger.kernel.org, Alexandre Belloni , David Airlie , Jyri Sarha , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Nicolas Ferre , Rob Herring , Jacopo Mondi , Laurent Pinchart , Russell King - ARM Linux , linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org T24gRnJpLCAgMyBBdWcgMjAxOCAwOToyMzowNSArMDIwMApQZXRlciBSb3NpbiA8cGVkYUBheGVu dGlhLnNlPiB3cm90ZToKCj4gSGkhCj4gCj4gVGhpcyBpcyBwZXJoYXBzIG5vdCBhIHRydWUgcmVz ZW5kIGluIHRoYXQgdGhlc2UgdGhyZWUgcGF0Y2hlcyB3ZXJlCj4gb3JpZ2luYWxseSBpbiBhIGxh cmdlciBzZXJpZXMgWzFdLCBhbmQgdGhlIHNlcmllcyBoYXZlIGJlZW4gcmViYXNlZAo+IHRvIHY0 LjE4LXJjNi4gSG93ZXZlciwgSSBkaWQgYXNrIHRoYXQgdGhlc2UgdGhyZWUgcGF0Y2hlcyBzaG91 bGQgYmUKPiBjb25zaWRlcmVkIHNlcGFyYXRlbHkuIFRoZSBvdGhlciBwYXRjaGVzIGluIHRoZSBv cmlnaW5hbCBzZXJpZXMgaGF2ZQo+IGJlZW4gYWRvcHRlZCBhbmQgcmV3b3JrZWQgYnkgUnVzc2Vs bCBLaW5nIFsyXS4KCk9vcHMsIGNvbXBsZXRlbHkgZm9yZ290IHRvIGFwcGx5IHRob3NlIDMgcGF0 Y2hlcy4gSWYgdGhlcmUncyBubwpvYmplY3Rpb24gSSdsbCBxdWV1ZSB0aGVtIHRvIGRybS1taXNj LW5leHQuCgpSZWdhcmRzLAoKQm9yaXMKCj4gCj4gVGhlIGJhY2tncm91bmQgZm9yIHRoZXNlIHBh dGNoZXMgaXMgdGhhdCBvdXIgUENCIGludGVyZmFjZSBiZXR3ZWVuCj4gdGhlIFNBTUE1RDMgYW5k IHRoZSBkczkwYzE4NSBsdmRzIGVuY29kZXIgaXMgb25seSB1c2luZyAxNiBiaXRzLCBhbmQKPiB0 aGlzIGhhcyB0byBiZSBkZXNjcmliZWQgc29tZXdoZXJlLCBvciB0aGUgYXRtZWwtaGxjZGMgZHJp dmVyIGhhdmUgbm8KPiBjaGFuY2Ugb2Ygc2VsZWN0aW5nIHRoZSBjb3JyZWN0IG91dHB1dCBtb2Rl LiBTaW5jZSB3ZSBoYXZlIHNpbWlsYXIKPiBwcm9ibGVtcyB3aXRoIGEgdGRhMTk5ODggSERNSSBl bmNvZGVyIEkgYWRkZWQgcGF0Y2hlcyB0byBvdmVycmlkZQo+IHRoZSBhdG1lbC1obGNkYyBvdXRw dXQgZm9ybWF0IHZpYSBEVCBwcm9wZXJ0aWVzIGNvbXBhdGlibGUgd2l0aCB0aGUKPiBtZWRpYSB2 aWRlby1pbnRlcmZhY2UgYmluZGluZyBhbmQgdGhpbmdzIHN0YXJ0IHRvIHBsYXkgdG9nZXRoZXIu Cj4gSSBvZiBjb3Vyc2UgbmVlZCBteSBvbGQgcGF0Y2hlcyBvciB0aGUgbmV3IG9uZXMgZnJvbSBS dXNzZWxsIHRvCj4gYWN0dWFsbHkgdXNlIHRoZSBIRE1JIGVuY29kZXIgd2l0aCB0aGUgU0FNQTVE MywgYnV0IHRoYXQgaXMgbm90Cj4gZGlyZWN0bHkgcmVsYXRlZCB0byB0aGlzIChzaG9ydGVuZWQp IHNlcmllcy4KPiAKPiBDaGVlcnMsCj4gUGV0ZXIKPiAKPiBbMV0gaHR0cHM6Ly9sa21sLm9yZy9s a21sLzIwMTgvNS8yMy8yNzMKPiBbMl0gaHR0cHM6Ly93d3cuc3Bpbmljcy5uZXQvbGlzdHMvYXJt LWtlcm5lbC9tc2c2NjkyMzguaHRtbAo+IAo+IFBldGVyIFJvc2luICgzKToKPiAgIGR0LWJpbmRp bmdzOiBkaXNwbGF5OiBicmlkZ2U6IGx2ZHMtdHJhbnNtaXR0ZXI6IGFkZCB0aSxkczkwYzE4NQo+ ICAgZHQtYmluZGluZ3M6IGRpc3BsYXk6IGF0bWVsOiBvcHRpb25hbCB2aWRlby1pbnRlcmZhY2Ug b2YgZW5kcG9pbnRzCj4gICBkcm0vYXRtZWwtaGxjZGM6IHN1cHBvcnQgYnVzLXdpZHRoICgxMi8x Ni8xOC8yNCkgaW4gZW5kcG9pbnQgbm9kZXMKPiAKPiAgLi4uL2RldmljZXRyZWUvYmluZGluZ3Mv ZGlzcGxheS9hdG1lbC9obGNkYy1kYy50eHQgfCAyNiArKysrKysrKwo+ICAuLi4vYmluZGluZ3Mv ZGlzcGxheS9icmlkZ2UvbHZkcy10cmFuc21pdHRlci50eHQgICB8ICA4ICsrLQo+ICBkcml2ZXJz L2dwdS9kcm0vYXRtZWwtaGxjZGMvYXRtZWxfaGxjZGNfY3J0Yy5jICAgICB8IDcwICsrKysrKysr KysrKysrKy0tLS0tLS0KPiAgZHJpdmVycy9ncHUvZHJtL2F0bWVsLWhsY2RjL2F0bWVsX2hsY2Rj X2RjLmggICAgICAgfCAgMSArCj4gIGRyaXZlcnMvZ3B1L2RybS9hdG1lbC1obGNkYy9hdG1lbF9o bGNkY19vdXRwdXQuYyAgIHwgNjcgKysrKysrKysrKysrKysrKysrLS0tCj4gIDUgZmlsZXMgY2hh bmdlZCwgMTQ0IGluc2VydGlvbnMoKyksIDI4IGRlbGV0aW9ucygtKQo+IAoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlz dApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 30CBCC28CF6 for ; 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Fri, 3 Aug 2018 09:30:04 +0200 (CEST) Date: Fri, 3 Aug 2018 09:30:05 +0200 From: Boris Brezillon To: Peter Rosin Cc: linux-kernel@vger.kernel.org, David Airlie , Rob Herring , Mark Rutland , Nicolas Ferre , Alexandre Belloni , Laurent Pinchart , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Jyri Sarha , Daniel Vetter , Andrzej Hajda , Russell King - ARM Linux , Jacopo Mondi Subject: Re: [RESEND PATCH v5 0/3] drm/atmel-hlcdc: bus-width override support Message-ID: <20180803093005.60eec28e@bbrezillon> In-Reply-To: <20180803072308.14962-1-peda@axentia.se> References: <20180803072308.14962-1-peda@axentia.se> X-Mailer: Claws Mail 3.15.0-dirty (GTK+ 2.24.31; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 3 Aug 2018 09:23:05 +0200 Peter Rosin wrote: > Hi! > > This is perhaps not a true resend in that these three patches were > originally in a larger series [1], and the series have been rebased > to v4.18-rc6. However, I did ask that these three patches should be > considered separately. The other patches in the original series have > been adopted and reworked by Russell King [2]. Oops, completely forgot to apply those 3 patches. If there's no objection I'll queue them to drm-misc-next. Regards, Boris > > The background for these patches is that our PCB interface between > the SAMA5D3 and the ds90c185 lvds encoder is only using 16 bits, and > this has to be described somewhere, or the atmel-hlcdc driver have no > chance of selecting the correct output mode. Since we have similar > problems with a tda19988 HDMI encoder I added patches to override > the atmel-hlcdc output format via DT properties compatible with the > media video-interface binding and things start to play together. > I of course need my old patches or the new ones from Russell to > actually use the HDMI encoder with the SAMA5D3, but that is not > directly related to this (shortened) series. > > Cheers, > Peter > > [1] https://lkml.org/lkml/2018/5/23/273 > [2] https://www.spinics.net/lists/arm-kernel/msg669238.html > > Peter Rosin (3): > dt-bindings: display: bridge: lvds-transmitter: add ti,ds90c185 > dt-bindings: display: atmel: optional video-interface of endpoints > drm/atmel-hlcdc: support bus-width (12/16/18/24) in endpoint nodes > > .../devicetree/bindings/display/atmel/hlcdc-dc.txt | 26 ++++++++ > .../bindings/display/bridge/lvds-transmitter.txt | 8 ++- > drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 70 +++++++++++++++------- > drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.h | 1 + > drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c | 67 ++++++++++++++++++--- > 5 files changed, 144 insertions(+), 28 deletions(-) >