Thread (17 messages) 17 messages, 3 authors, 2025-08-21

Re: [PATCH 2/3] arm64: dts: ti: k3-am62p-j722s: enable the bxs-4-64

From: Nishanth Menon <nm@ti.com>
Date: 2025-08-13 15:17:30
Also in: linux-devicetree, lkml

On 18:25-20250808, rs@ti.com wrote:
quoted hunk ↗ jump to hunk
From: Randolph Sapp <redacted>

Add the relevant device tree node for Imagination's BXS-4-64 GPU.

These devices specifically do not set the dma-coherent bit because they
do not use the same MSMC configuration as other BXS-4-64 enabled TI
platforms.

Signed-off-by: Randolph Sapp <redacted>
---
 .../boot/dts/ti/k3-am62p-j722s-common-main.dtsi     | 13 +++++++++++++
 1 file changed, 13 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
index 2e5e25a8ca86..a51db8f9dff8 100644
--- a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
@@ -690,6 +690,19 @@ ospi0: spi@fc40000 {
 		};
 	};
 
+	gpu: gpu@fd80000 {
+		compatible = "ti,j721s2-gpu", "img,img-bxs-4-64", "img,img-rogue";
Note the discussion in https://lore.kernel.org/linux-arm-kernel/DBE4UO2RGAYX.17V1DAF8MQYJM@kernel.org/ (local)
+		reg = <0x00 0x0fd80000 0x00 0x80000>;
+		clocks = <&k3_clks 237 1>;
+		clock-names = "core";
+		assigned-clocks = <&k3_clks 237 1>;
+		assigned-clock-rates = <800000000>;
+		interrupts = <GIC_SPI 241 IRQ_TYPE_LEVEL_HIGH>;
+		power-domains = <&k3_pds 237 TI_SCI_PD_EXCLUSIVE>,
+				<&k3_pds 242 TI_SCI_PD_EXCLUSIVE>;
+		power-domain-names = "a", "b";
+	};
+
 	cpsw3g: ethernet@8000000 {
 		compatible = "ti,am642-cpsw-nuss";
 		#address-cells = <2>;
-- 
2.50.1
Is the issue that Michael reported
https://lore.kernel.org/linux-arm-kernel/20250716134717.4085567-3-mwalle@kernel.org/ (local)
resolved?

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D
https://ti.com/opensource
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