{"id":2228834,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2228834/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/20260427-topic-am33-evm-oftree-v2026-01-v7-1-7e6cd1a805a1@baylibre.com/","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/1.1/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20260427-topic-am33-evm-oftree-v2026-01-v7-1-7e6cd1a805a1@baylibre.com>","date":"2026-04-27T09:01:17","name":"[v7,01/14] arm: dts: am335x-evm: Add backlight to the panel","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"e214289cda5e1fd635e8265418df5f9762a8bea8","submitter":{"id":82333,"url":"http://patchwork.ozlabs.org/api/1.1/people/82333/?format=json","name":"Markus Schneider-Pargmann","email":"msp@baylibre.com"},"delegate":{"id":3651,"url":"http://patchwork.ozlabs.org/api/1.1/users/3651/?format=json","username":"trini","first_name":"Tom","last_name":"Rini","email":"trini@ti.com"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/20260427-topic-am33-evm-oftree-v2026-01-v7-1-7e6cd1a805a1@baylibre.com/mbox/","series":[{"id":501644,"url":"http://patchwork.ozlabs.org/api/1.1/series/501644/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/list/?series=501644","date":"2026-04-27T09:01:16","name":"arm: am335x: Switch to upstream devicetree","version":7,"mbox":"http://patchwork.ozlabs.org/series/501644/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2228834/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2228834/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=baylibre-com.20251104.gappssmtp.com\n header.i=@baylibre-com.20251104.gappssmtp.com header.a=rsa-sha256\n header.s=20251104 header.b=LOOPKpz6;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; 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charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"\n <20260427-topic-am33-evm-oftree-v2026-01-v7-1-7e6cd1a805a1@baylibre.com>","References":"\n <20260427-topic-am33-evm-oftree-v2026-01-v7-0-7e6cd1a805a1@baylibre.com>","In-Reply-To":"\n <20260427-topic-am33-evm-oftree-v2026-01-v7-0-7e6cd1a805a1@baylibre.com>","To":"u-boot@lists.denx.de, Marc Murphy ","Cc":"Tom Rini , Rasmus Villemoes ,\n Kory Maincent ,\n Marek Vasut ,\n Romain Gantois ,\n Parvathi Pudi ,\n Basharath Hussain Khaja ,\n Paul Barker , \"Andrew F. Davis\" ,\n Simon Glass , Anshul Dalal ,\n Michael Trimarchi ,\n Patrick Delaunay ,\n Patrice Chotard ,\n Svyatoslav Ryhel ,\n Tien Fong Chee ,\n Frieder Schrempf ,\n Johan Jonker , Brian Sune ,\n Hai Pham ,\n Bernhard Messerklinger ,\n Emanuele Ghidoli ,\n Parth Pancholi ,\n =?utf-8?q?Jonas_Schw=C3=B6bel?= ,\n Paul Kocialkowski ,\n Andre Przywara , Paresh Bhagat ,\n Ion Agorria , Peng Fan ,\n \"Markus Schneider-Pargmann (TI)\" ","X-Mailer":"b4 0.14.2","X-Developer-Signature":"v=1; a=openpgp-sha256; l=1033; i=msp@baylibre.com;\n h=from:subject:message-id; bh=1ifQvbZwb2UbUrp1H9acuN2r4lT9ExZrhwgY6iwflto=;\n b=owGbwMvMwCXWejAsc4KoVzDjabUkhsz3avz2khWrEpVqPNrm/yz9GlHMeyN9dkRSVEnytrjt5\n e3pfiodpSwMYlwMsmKKLJ2JoWn/5XceS160bDPMHFYmkCEMXJwCMBEJfYY/HB+LNfryHl7d/TFx\n x/Nb5zya7OYJK6ctiFrr1NhffD32GCPD6ts//3OUTdqs8f/6JrYDP6fOj1i9WsFzF/u9c8vEGFq\n 3swIA","X-Developer-Key":"i=msp@baylibre.com; a=openpgp;\n fpr=BADD88DB889FDC3E8A3D5FE612FA6A01E0A45B41","X-Mailman-Approved-At":"Mon, 27 Apr 2026 14:54:41 +0200","X-BeenThere":"u-boot@lists.denx.de","X-Mailman-Version":"2.1.39","Precedence":"list","List-Id":"U-Boot discussion ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"u-boot-bounces@lists.denx.de","Sender":"\"U-Boot\" ","X-Virus-Scanned":"clamav-milter 0.103.8 at phobos.denx.de","X-Virus-Status":"Clean"},"content":"Add backlight phandle reference to panel node. Without this reference,\nthe display driver cannot control backlight, leaving the panel dark.\n\nReviewed-by: Kory Maincent \nSigned-off-by: Markus Schneider-Pargmann (TI) \n---\n arch/arm/dts/am335x-evm.dts | 3 ++-\n 1 file changed, 2 insertions(+), 1 deletion(-)","diff":"diff --git a/arch/arm/dts/am335x-evm.dts b/arch/arm/dts/am335x-evm.dts\nindex 1b5b627006822a9bb4df1c6433ce7eff114dc029..52ca4ff6809ad24fafbdd515fbcde840715cf20f 100644\n--- a/arch/arm/dts/am335x-evm.dts\n+++ b/arch/arm/dts/am335x-evm.dts\n@@ -94,7 +94,7 @@\n \t\t};\n \t};\n \n-\tbacklight {\n+\tpwm_backlight: backlight {\n \t\tcompatible = \"pwm-backlight\";\n \t\tpwms = <&ecap0 0 50000 0>;\n \t\tbrightness-levels = <0 51 53 56 62 75 101 152 255>;\n@@ -106,6 +106,7 @@\n \t\tstatus = \"okay\";\n \t\tpinctrl-names = \"default\";\n \t\tpinctrl-0 = <&lcd_pins_s0>;\n+\t\tbacklight = <&pwm_backlight>;\n \t\tpanel-info {\n \t\t\tac-bias = <255>;\n \t\t\tac-bias-intrpt = <0>;\n","prefixes":["v7","01/14"]}