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Mon, 3 Aug 2026 05:41:42 -0400 (EDT) From: Jiaxing Hu To: tomeu@tomeuvizoso.net, heiko@sntech.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, ulfh@kernel.org, p.zabel@pengutronix.de, ogabbay@kernel.org Cc: royalnet026@gmail.com, alchark@flipper.net, chaoyi.chen@rock-chips.com, krzk@kernel.org, will@kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jiaxing Hu Subject: [RFC PATCH v4 1/6] dt-bindings: npu: rockchip: add rockchip,rk3576-rknn-core Date: Mon, 3 Aug 2026 21:41:20 +1200 Message-ID: <20260803094125.3285895-2-gahing@gahingwoo.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260803094125.3285895-1-gahing@gahingwoo.com> References: <20260803094125.3285895-1-gahing@gahingwoo.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The RK3576 NPU has two cores of the same RKNN block the RK3588 binding already describes, but no NPU SRAM supply, so sram-supply is required for rockchip,rk3588-rknn-core only and rejected otherwise. Signed-off-by: Jiaxing Hu --- .../bindings/npu/rockchip,rk3588-rknn-core.yaml | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/npu/rockchip,rk3588-rknn-core.yaml b/Documentation/devicetree/bindings/npu/rockchip,rk3588-rknn-core.yaml index caca2a490..0a7baac24 100644 --- a/Documentation/devicetree/bindings/npu/rockchip,rk3588-rknn-core.yaml +++ b/Documentation/devicetree/bindings/npu/rockchip,rk3588-rknn-core.yaml @@ -21,6 +21,7 @@ properties: compatible: enum: + - rockchip,rk3576-rknn-core - rockchip,rk3588-rknn-core reg: @@ -75,7 +76,19 @@ required: - resets - reset-names - npu-supply - - sram-supply + +allOf: + - if: + properties: + compatible: + contains: + const: rockchip,rk3588-rknn-core + then: + required: + - sram-supply + else: + properties: + sram-supply: false additionalProperties: false -- 2.43.0