diff mbox series

[V8,4/4] arm64: dts: ti: k3-am62p5-sk: add 1.4ghz opp entry

Message ID 20241008132052.407994-5-d-gole@ti.com (mailing list archive)
State Handled Elsewhere, archived
Headers show
Series arm64: dts: ti: k3-am62{a,p}x-sk: add opp frequencies | expand

Commit Message

Dhruva Gole Oct. 8, 2024, 1:20 p.m. UTC 
From: Bryan Brattlof <bb@ti.com>

The AM62Px reference board is capable of supplying 0v85 to the VDD_CORE
which allows the Cortex-A53s to operate at 1.4GHz according to chapter
6.6 of the SoC's data sheet[0] . Append the 1.4Ghz entry to the OPP
table to enable this frequency

[0] https://www.ti.com/lit/ds/symlink/am62p-q1.pdf

Signed-off-by: Bryan Brattlof <bb@ti.com>
Signed-off-by: Dhruva Gole <d-gole@ti.com>
---
 arch/arm64/boot/dts/ti/k3-am62p5-sk.dts | 9 +++++++++
 1 file changed, 9 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
index 3efa12bb7254..7f3dc39e12bc 100644
--- a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
@@ -128,6 +128,15 @@  led-0 {
 		};
 	};
 
+	opp-table {
+		/* Requires VDD_CORE at 0v85 */
+		opp-1400000000 {
+			opp-hz = /bits/ 64 <1400000000>;
+			opp-supported-hw = <0x01 0x0004>;
+			clock-latency-ns = <6000000>;
+		};
+	};
+
 	tlv320_mclk: clk-0 {
 		#clock-cells = <0>;
 		compatible = "fixed-clock";