{"id":2229828,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2229828/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260428200712.2660635-3-briannorris@chromium.org/","project":{"id":21,"url":"http://patchwork.ozlabs.org/api/1.1/projects/21/?format=json","name":"Linux Tegra Development","link_name":"linux-tegra","list_id":"linux-tegra.vger.kernel.org","list_email":"linux-tegra@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20260428200712.2660635-3-briannorris@chromium.org>","date":"2026-04-28T20:06:54","name":"[2/7] ARM: dts: rockchip: Add #{address,size}-cells to Chromium-based /firmware","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"c5951dfb10469fbaec22076e5f3495d549f83f14","submitter":{"id":67074,"url":"http://patchwork.ozlabs.org/api/1.1/people/67074/?format=json","name":"Brian Norris","email":"briannorris@chromium.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260428200712.2660635-3-briannorris@chromium.org/mbox/","series":[{"id":501928,"url":"http://patchwork.ozlabs.org/api/1.1/series/501928/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/list/?series=501928","date":"2026-04-28T20:06:55","name":"dts: Add /firmware/#{address,size}-cells to Chromium-based DTs","version":1,"mbox":"http://patchwork.ozlabs.org/series/501928/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2229828/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2229828/checks/","tags":{},"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-tegra@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=chromium.org header.i=@chromium.org header.a=rsa-sha256\n header.s=google header.b=lgoFIlx5;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; 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A typical DT looks something\nlike the following:\n\n/ {\n\tfirmware {\n\t\tranges;\n\n\t\tcoreboot {\n\t\t\tcompatible = \"coreboot\";\n\t\t\treg = <...>;\n\t\t\t...;\n\t\t};\n\t};\n};\n\nNotably, the /firmware node has an empty 'ranges', but does not have\naddress/size-cells.\n\nCommit 6e5773d52f4a (\"of/address: Fix WARN when attempting translating\nnon-translatable addresses\") started requiring #address-cells for a\ndevice's parent if we want to use the reg resource in a device node.\nThis leads to errors like the following:\n\n[ 7.763870] coreboot_table firmware:coreboot: probe with driver coreboot_table failed with error -22\n\nAdd appropriate #{address,size}-cells to work around the problem.\n\nNote that Google has also patched the Depthcharge bootloader source to\nadd {address,size}-cells [1], but bootloader updates are typically\ndelivered only via Google OS updates. Not all users install Google\nsoftware updates, and even if they do, Google may not produce updated\nbinaries for all/older devices.\n\n[1] https://lore.kernel.org/all/20241209092809.GA3246424@google.com/\n https://crrev.com/c/6051580 (\"coreboot: Insert #address-cells and\n #size-cells for firmware node\")\n\nCloses: https://lore.kernel.org/all/aeKlYzTiL0OB1y3g@google.com/\nFixes: 6e5773d52f4a (\"of/address: Fix WARN when attempting translating non-translatable addresses\")\nSigned-off-by: Brian Norris \n---\n\n arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi | 5 +++++\n 1 file changed, 5 insertions(+)","diff":"diff --git a/arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi b/arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi\nindex 2d6cf08d00f9..ca8e8e735078 100644\n--- a/arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi\n+++ b/arch/arm/boot/dts/rockchip/rk3288-veyron.dtsi\n@@ -18,6 +18,11 @@ chosen {\n \t\tstdout-path = \"serial2:115200n8\";\n \t};\n \n+\tfirmware {\n+\t\t#address-cells = <1>;\n+\t\t#size-cells = <1>;\n+\t};\n+\n \t/*\n \t * The default coreboot on veyron devices ignores memory@0 nodes\n \t * and would instead create another memory node.\n","prefixes":["2/7"]}