Re: (subset) [PATCH 0/7] dts: Add /firmware/#{address,size}-cells to Chromium-based DTs
Bjorn Andersson <[email protected]> Wed, 8 Jul 2026 09:56:10 -0500
| Newsgroups | dev.linux.lists.chrome-platform,org.infradead.lists.linux-arm-kernel,org.infradead.lists.linux-rockchip,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-samsung-soc,org.kernel.vger.linux-tegra |
|---|---|
| Message-ID | <[email protected]> |
On Tue, 28 Apr 2026 13:06:52 -0700, Brian Norris wrote:
> Chromium/Depthcharge bootloaders may dynamically add a few device nodes
> to a system's DTB under a /firmware node. A typical DT looks something
> like the following:
>
> ## From a RK3399 Gru/Kevin Chromebook:
> # find /sys/firmware/devicetree/base/firmware
> /sys/firmware/devicetree/base/firmware
> /sys/firmware/devicetree/base/firmware/coreboot
> /sys/firmware/devicetree/base/firmware/coreboot/ram-code
> /sys/firmware/devicetree/base/firmware/coreboot/compatible
> /sys/firmware/devicetree/base/firmware/coreboot/board-id
> /sys/firmware/devicetree/base/firmware/coreboot/reg
> /sys/firmware/devicetree/base/firmware/coreboot/name
> /sys/firmware/devicetree/base/firmware/chromeos
> /sys/firmware/devicetree/base/firmware/chromeos/readonly-firmware-version
> /sys/firmware/devicetree/base/firmware/chromeos/active-ec-firmware
> /sys/firmware/devicetree/base/firmware/chromeos/firmware-version
> /sys/firmware/devicetree/base/firmware/chromeos/nonvolatile-context-storage
> /sys/firmware/devicetree/base/firmware/chromeos/vboot-shared-data
> /sys/firmware/devicetree/base/firmware/chromeos/nonvolatile-context-size
> /sys/firmware/devicetree/base/firmware/chromeos/nonvolatile-context-offset
> /sys/firmware/devicetree/base/firmware/chromeos/hardware-id
> /sys/firmware/devicetree/base/firmware/chromeos/compatible
> /sys/firmware/devicetree/base/firmware/chromeos/firmware-type
> /sys/firmware/devicetree/base/firmware/chromeos/fmap-offset
> /sys/firmware/devicetree/base/firmware/chromeos/name
> /sys/firmware/devicetree/base/firmware/ranges
> /sys/firmware/devicetree/base/firmware/name
>
> [...]
Applied, thanks!
[7/7] arm64: dts: qcom: Add #{address,size}-cells to Chromium-based /firmware
commit: 2a906f0b4f037b3fe5f790a48f88549a86288fdf
Best regards,
--
Bjorn Andersson <[email protected]>