From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Lechner Subject: [PATCH 2/3] dt-bindings: new binding for Ilitek ILI9341 display panels Date: Mon, 14 May 2018 20:43:48 -0500 Message-ID: <20180515014349.26226-3-david@lechnology.com> References: <20180515014349.26226-1-david@lechnology.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180515014349.26226-1-david@lechnology.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Cc: Mark Rutland , limor@ladyada.net, David Lechner , linux-kernel@vger.kernel.org, Rob Herring , Nitin Patil List-Id: devicetree@vger.kernel.org VGhpcyBhZGRzIGEgbmV3IGJpbmRpbmcgZm9yIElsaXRlayBJTEk5MzQxIGRpc3BsYXkgcGFuZWxz LiBJdCBpbmNsdWRlcwphIGNvbXBhdGlibGUgc3RyaW5nIGZvciBvbmUgZGlzcGxheSAobW9yZSBj YW4gYmUgYWRkZWQgaW4gdGhlIGZ1dHVyZSkuCgpUaGUgdmVuZG9yIHByZWZpeCAibm9uYW1lIiBp cyB1c2VkIGJlY2F1c2UgdGhlIHZlbmRvciBpcyBub3Qga25vd24uClRoZSBZWDI0MFFWMjktVCBw YW5lbFsxXSBpcyBmb3VuZCwgZm9yIGV4YW1wbGUsIGluIGFuIEFkYWZydWl0IGJyZWFrb3V0CmJv YXJkWzJdIGFuZCBpbiBNaW5kc2Vuc29ycycgUGlTdG9ybXNbM10uCgpbMV06IGh0dHBzOi8vY2Ru LWxlYXJuLmFkYWZydWl0LmNvbS9hc3NldHMvYXNzZXRzLzAwMC8wNDYvODc5L29yaWdpbmFsL1NQ RUMtWVgyNDBRVjI5LVRfUmV2LkFfXzFfLnBkZgpbMl06IGh0dHBzOi8vd3d3LmFkYWZydWl0LmNv bS9wcm9kdWN0LzI0NzgKWzNdOiBodHRwOi8vd3d3Lm1pbmRzZW5zb3JzLmNvbS9zdGVtLXdpdGgt cm9ib3RpY3MvMTMtcGlzdG9ybXMtdjItYmFzZS1raXQtcmFzcGJlcnJ5LXBpLWJyYWluLWZvci1s ZWdvLXJvYm90CgpTaWduZWQtb2ZmLWJ5OiBEYXZpZCBMZWNobmVyIDxkYXZpZEBsZWNobm9sb2d5 LmNvbT4KLS0tCiAuLi4vYmluZGluZ3MvZGlzcGxheS9pbGl0ZWssaWxpOTM0MS50eHQgICAgICAg fCAyNyArKysrKysrKysrKysrKysrKysrCiAxIGZpbGUgY2hhbmdlZCwgMjcgaW5zZXJ0aW9ucygr KQogY3JlYXRlIG1vZGUgMTAwNjQ0IERvY3VtZW50YXRpb24vZGV2aWNldHJlZS9iaW5kaW5ncy9k aXNwbGF5L2lsaXRlayxpbGk5MzQxLnR4dAoKZGlmZiAtLWdpdCBhL0RvY3VtZW50YXRpb24vZGV2 aWNldHJlZS9iaW5kaW5ncy9kaXNwbGF5L2lsaXRlayxpbGk5MzQxLnR4dCBiL0RvY3VtZW50YXRp b24vZGV2aWNldHJlZS9iaW5kaW5ncy9kaXNwbGF5L2lsaXRlayxpbGk5MzQxLnR4dApuZXcgZmls ZSBtb2RlIDEwMDY0NAppbmRleCAwMDAwMDAwMDAwMDAuLjBmYzkwYjJkZDczMgotLS0gL2Rldi9u dWxsCisrKyBiL0RvY3VtZW50YXRpb24vZGV2aWNldHJlZS9iaW5kaW5ncy9kaXNwbGF5L2lsaXRl ayxpbGk5MzQxLnR4dApAQCAtMCwwICsxLDI3IEBACitJbGl0ZWsgSUxJOTM0MSBkaXNwbGF5IHBh bmVscworCitUaGlzIGJpbmRpbmcgaXMgZm9yIGRpc3BsYXkgcGFuZWxzIHVzaW5nIGFuIElsaXRl ayBJTEk5MzQxIGNvbnRyb2xsZXIgaW4gU1BJCittb2RlLgorCitSZXF1aXJlZCBwcm9wZXJ0aWVz OgorLSBjb21wYXRpYmxlOgkibm9uYW1lLHl4MjQwcXYyOSIsICJpbGl0ZWssaWxpOTM0MSIKKy0g ZGMtZ3Bpb3M6CUQvQyBwaW4KKy0gcmVzZXQtZ3Bpb3M6CVJlc2V0IHBpbgorCitUaGUgbm9kZSBm b3IgdGhpcyBkcml2ZXIgbXVzdCBiZSBhIGNoaWxkIG5vZGUgb2YgYSBTUEkgY29udHJvbGxlciwg aGVuY2UKK2FsbCBtYW5kYXRvcnkgcHJvcGVydGllcyBkZXNjcmliZWQgaW4gLi4vc3BpL3NwaS1i dXMudHh0IG11c3QgYmUgc3BlY2lmaWVkLgorCitPcHRpb25hbCBwcm9wZXJ0aWVzOgorLSByb3Rh dGlvbjoJcGFuZWwgcm90YXRpb24gaW4gZGVncmVlcyBjb3VudGVyIGNsb2Nrd2lzZSAoMCw5MCwx ODAsMjcwKQorLSBiYWNrbGlnaHQ6CXBoYW5kbGUgb2YgdGhlIGJhY2tsaWdodCBkZXZpY2UgYXR0 YWNoZWQgdG8gdGhlIHBhbmVsCisKK0V4YW1wbGU6CisJZGlzcGxheUAweworCQljb21wYXRpYmxl ID0gIm5vbmFtZSx5eDI0MHF2MjkiLCAiaWxpdGVrLGlsaTkzNDEiOworCQlyZWcgPSA8MD47CisJ CXNwaS1tYXgtZnJlcXVlbmN5ID0gPDMyMDAwMDAwPjsKKwkJZGMtZ3Bpb3MgPSA8JmdwaW8wIDkg R1BJT19BQ1RJVkVfSElHSD47CisJCXJlc2V0LWdwaW9zID0gPCZncGlvMCA4IEdQSU9fQUNUSVZF X0hJR0g+OworCQlyb3RhdGlvbiA9IDwyNzA+OworCQliYWNrbGlnaHQgPSA8JmJhY2tsaWdodD47 CisJfTsKLS0gCjIuMTcuMAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJp LWRldmVsCg== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752430AbeEOBob (ORCPT ); Mon, 14 May 2018 21:44:31 -0400 Received: from vern.gendns.com ([206.190.152.46]:58178 "EHLO vern.gendns.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752170AbeEOBoZ (ORCPT ); Mon, 14 May 2018 21:44:25 -0400 From: David Lechner To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Cc: David Lechner , =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= , Rob Herring , Mark Rutland , limor@ladyada.net, Nitin Patil , linux-kernel@vger.kernel.org Subject: [PATCH 2/3] dt-bindings: new binding for Ilitek ILI9341 display panels Date: Mon, 14 May 2018 20:43:48 -0500 Message-Id: <20180515014349.26226-3-david@lechnology.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180515014349.26226-1-david@lechnology.com> References: <20180515014349.26226-1-david@lechnology.com> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds a new binding for Ilitek ILI9341 display panels. It includes a compatible string for one display (more can be added in the future). The vendor prefix "noname" is used because the vendor is not known. The YX240QV29-T panel[1] is found, for example, in an Adafruit breakout board[2] and in Mindsensors' PiStorms[3]. [1]: https://cdn-learn.adafruit.com/assets/assets/000/046/879/original/SPEC-YX240QV29-T_Rev.A__1_.pdf [2]: https://www.adafruit.com/product/2478 [3]: http://www.mindsensors.com/stem-with-robotics/13-pistorms-v2-base-kit-raspberry-pi-brain-for-lego-robot Signed-off-by: David Lechner --- .../bindings/display/ilitek,ili9341.txt | 27 +++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/ilitek,ili9341.txt diff --git a/Documentation/devicetree/bindings/display/ilitek,ili9341.txt b/Documentation/devicetree/bindings/display/ilitek,ili9341.txt new file mode 100644 index 000000000000..0fc90b2dd732 --- /dev/null +++ b/Documentation/devicetree/bindings/display/ilitek,ili9341.txt @@ -0,0 +1,27 @@ +Ilitek ILI9341 display panels + +This binding is for display panels using an Ilitek ILI9341 controller in SPI +mode. + +Required properties: +- compatible: "noname,yx240qv29", "ilitek,ili9341" +- dc-gpios: D/C pin +- reset-gpios: Reset pin + +The node for this driver must be a child node of a SPI controller, hence +all mandatory properties described in ../spi/spi-bus.txt must be specified. + +Optional properties: +- rotation: panel rotation in degrees counter clockwise (0,90,180,270) +- backlight: phandle of the backlight device attached to the panel + +Example: + display@0{ + compatible = "noname,yx240qv29", "ilitek,ili9341"; + reg = <0>; + spi-max-frequency = <32000000>; + dc-gpios = <&gpio0 9 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>; + rotation = <270>; + backlight = <&backlight>; + }; -- 2.17.0