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* [PATCH 1/3] arm64: dts: ti: k3-am62: Add support for AM625 OLDI IO Control
@ 2025-09-24 14:39 Wadim Egorov
  2025-09-24 14:39 ` [PATCH 2/3] arm64: dts: ti: k3-am625: Add OLDI support Wadim Egorov
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Wadim Egorov @ 2025-09-24 14:39 UTC (permalink / raw)
  To: nm, vigneshr, kristo, robh, krzk+dt, conor+dt, aradhya.bhatia
  Cc: linux-arm-kernel, devicetree, linux-kernel, upstream

From: Aradhya Bhatia <a-bhatia1@ti.com>

Add TI DSS OLDI-IO control registers for AM625 DSS. This is a region of
12 32bit registers found in the TI AM625 CTRL_MMR0 register space[0].
They are used to control the characteristics of the OLDI DATA/CLK IO as
needed by the DSS display controller node.

[0]: https://www.ti.com/lit/pdf/spruiv7

Signed-off-by: Aradhya Bhatia <a-bhatia1@ti.com>
Signed-off-by: Swamil Jain <s-jain1@ti.com>
Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
---
 arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index 120ba8f9dd0e..ffa485545a5f 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -76,6 +76,11 @@ audio_refclk1: clock-controller@82e4 {
 			assigned-clock-parents = <&k3_clks 157 18>;
 			#clock-cells = <0>;
 		};
+
+		dss_oldi_io_ctrl: oldi-io-controller@8600 {
+			compatible = "ti,am625-dss-oldi-io-ctrl", "syscon";
+			reg = <0x8600 0x200>;
+		};
 	};
 
 	dmss: bus@48000000 {
-- 
2.48.1


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2025-09-25  1:18 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2025-09-24 14:39 [PATCH 1/3] arm64: dts: ti: k3-am62: Add support for AM625 OLDI IO Control Wadim Egorov
2025-09-24 14:39 ` [PATCH 2/3] arm64: dts: ti: k3-am625: Add OLDI support Wadim Egorov
2025-09-24 14:39 ` [PATCH 3/3] arm64: dts: ti: am625-phyboard-lyra: Add Lincoln LCD185-101CT panel overlay Wadim Egorov
2025-09-25  1:18 ` [PATCH 1/3] arm64: dts: ti: k3-am62: Add support for AM625 OLDI IO Control Rob Herring (Arm)

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