Messages in this thread Patch in this message |  | | Date | Mon, 14 Apr 2025 17:39:42 -0000 | | From | "tip-bot2 for Inochi Amaoto" <> | | Subject | [tip: irq/drivers] dt-bindings: interrupt-controller: Add Sophgo SG2044 MSI controller |
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The following commit has been merged into the irq/drivers branch of tip:
Commit-ID: 9fe5a0790af6af619940a2819aabe8f6fb30700c Gitweb: https://git.kernel.org/tip/9fe5a0790af6af619940a2819aabe8f6fb30700c Author: Inochi Amaoto <inochiama@gmail.com> AuthorDate: Mon, 14 Apr 2025 06:49:12 +08:00 Committer: Thomas Gleixner <tglx@linutronix.de> CommitterDate: Mon, 14 Apr 2025 19:35:36 +02:00
dt-bindings: interrupt-controller: Add Sophgo SG2044 MSI controller
Like SG2042, SG2044 also uses an external MSI controller to provide MSI interrupt for PCIe controllers. The difference between these two MSI controllers are:
1. SG2044 acks the interrupt by writing 0, SG2042 by setting the bit related to the interrupt.
2. SG2044 uses interrupt number modulo 32 as MSI message data, but SG2042 uses the bit related to the interrupt.
Add support for the SG2044 MSI controller.
Signed-off-by: Inochi Amaoto <inochiama@gmail.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Chen Wang <wangchen20@iscas.ac.cn> # SG2042 Reviewed-by: Chen Wang <unicorn_wang@outlook.com> Acked-by: Conor Dooley <conor.dooley@microchip.com> Link: https://lore.kernel.org/all/20250413224922.69719-2-inochiama@gmail.com
--- Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml b/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml index e1ffd55..f6b8b1d 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml +++ b/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml @@ -18,7 +18,9 @@ allOf: properties: compatible: - const: sophgo,sg2042-msi + enum: + - sophgo,sg2042-msi + - sophgo,sg2044-msi reg: items:
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