From: "Rob Herring (Arm)" <robh@kernel.org>
To: Alex Elder <elder@riscstar.com>
Cc: conor+dt@kernel.org, linux-pci@vger.kernel.org,
krzk+dt@kernel.org, lorenzo.bianconi@oss.qualcomm.com,
bhelgaas@google.com, abelvesa@kernel.org,
gregkh@linuxfoundation.org, konradybcio@kernel.org,
andersson@kernel.org, daniel@riscstar.com,
mohd.anwar@oss.qualcomm.com, devicetree@vger.kernel.org,
arnd@arndb.de, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH v4 1/3] dt-bindings: misc: introduce pci1179,0220.yaml
Date: Mon, 28 Sep 2026 14:40:40 -0500 [thread overview]
Message-ID: <179062444007.434716.14459027711381979772.robh@kernel.org> (raw)
In-Reply-To: <20260918152659.413268-2-elder@riscstar.com>
On Fri, 18 Sep 2026 10:26:56 -0500, Alex Elder wrote:
> Define the binding for the Toshiba TC9564 PCI endpoint function device.
> The third downstream PCIe switch port within this chip has an embedded
> PCIe controller, and that implements two of these PCIe functions.
>
> Multiple internal components are accessed via PCI function BARs, as
> indicated in the diagram below. This is facilitated by the use of the
> devicetree pci-ep-bus mechanism, and is demonstrated in the example.
>
> Co-developed-by: Daniel Thompson <daniel@riscstar.com>
> Signed-off-by: Daniel Thompson <daniel@riscstar.com>
> Signed-off-by: Alex Elder <elder@riscstar.com>
> ---
> v4: - Dropped pci-ep-bus@0 node from the example
>
> .../bindings/misc/pci1179,0220.yaml | 146 ++++++++++++++++++
> MAINTAINERS | 6 +
> 2 files changed, 152 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/misc/pci1179,0220.yaml
>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
next prev parent reply other threads:[~2026-09-28 19:40 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-18 15:26 [PATCH v4 0/3] PCI: introduce TC9564 misc driver Alex Elder
2026-09-18 15:26 ` [PATCH v4 1/3] dt-bindings: misc: introduce pci1179,0220.yaml Alex Elder
2026-09-28 19:40 ` Rob Herring (Arm) [this message]
2026-09-18 15:26 ` [PATCH v4 2/3] misc: tc9564: introduce base PCI driver Alex Elder
2026-09-18 17:30 ` Bjorn Helgaas
2026-09-18 17:49 ` Alex Elder
2026-09-24 15:56 ` Herve Codina
2026-09-25 2:15 ` Alex Elder
2026-09-18 15:26 ` [PATCH v4 3/3] arm64: dts: qcom: qcs6490-rb3gen2: add endpoint buses Alex Elder
2026-10-01 12:06 ` Greg KH
2026-10-01 19:19 ` Alex Elder
2026-10-02 6:16 ` Greg KH
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