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arm64: dts: ti: k3-am62: Add support for AM625 OLDI IO Control

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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>
Reviewed-by: Devarsh Thakkar <devarsht@ti.com>
Link: https://patch.msgid.link/20250913064205.4152249-2-s-jain1@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
This commit is contained in:
Aradhya Bhatia
2025-09-13 12:12:04 +05:30
committed by Vignesh Raghavendra
parent 76546090b1
commit 779ea073db
1 changed files with 5 additions and 0 deletions
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5
arch/arm64/boot/dts/ti/k3-am62-main.dtsi
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@@ -76,6 +76,11 @@
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 {