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Tue, 26 Mar 2024 15:59:22 -0500 Received: from fllvsmtp7.itg.ti.com ([10.249.42.149]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 42QKxLBJ082903; Tue, 26 Mar 2024 15:59:22 -0500 From: Andrew Davis To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: , , , Andrew Davis Subject: [PATCH 2/4] arm64: dts: ti: k3-j7200: Use exact ranges for FSS node Date: Tue, 26 Mar 2024 15:59:18 -0500 Message-ID: <20240326205920.40147-2-afd@ti.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240326205920.40147-1-afd@ti.com> References: <20240326205920.40147-1-afd@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 The FSS bus contains several register ranges. Using an empty ranges property works but causes a DT warning when we give this node an address. Fix this by explicitly defining the memory ranges in use. Signed-off-by: Andrew Davis --- arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi index 7cf21c99956e0..4fe39764ded40 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi @@ -520,10 +520,12 @@ mcu_spi2: spi@40320000 { fss: bus@47000000 { compatible = "simple-bus"; - reg = <0x00 0x47000000 0x00 0x100>; #address-cells = <2>; #size-cells = <2>; - ranges; + ranges = <0x0 0x47000000 0x0 0x47000000 0x0 0x100>, /* FSS Control */ + <0x0 0x47034000 0x0 0x47040000 0x0 0x100>, /* HBMC Control */ + <0x0 0x47040000 0x0 0x47040000 0x0 0x100>, /* OSPI0 Control */ + <0x5 0x00000000 0x5 0x00000000 0x1 0x0000000>; /* HBMC/OSPI0 Memory */ hbmc_mux: mux-controller@47000004 { compatible = "reg-mux"; -- 2.39.2