linux-kernel - [PATCH v2 4/4] arm64: dts: ti: sa67: set the GPU clock to 800MHz

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20251223124729.2482877-5-mwalle@kernel.org>
Date: Tue, 23 Dec 2025 13:47:16 +0100
From: Michael Walle <mwalle@...nel.org>
To: Frank Binns <frank.binns@...tec.com>,
	Matt Coster <matt.coster@...tec.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Nishanth Menon <nm@...com>,
	Vignesh Raghavendra <vigneshr@...com>,
	Tero Kristo <kristo@...nel.org>,
	Andrew Davis <afd@...com>,
	Santosh Shilimkar <ssantosh@...nel.org>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Kevin Hilman <khilman@...libre.com>,
	Randolph Sapp <rs@...com>
Cc: linux-clk@...r.kernel.org,
	dri-devel@...ts.freedesktop.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Michael Walle <mwalle@...nel.org>
Subject: [PATCH v2 4/4] arm64: dts: ti: sa67: set the GPU clock to 800MHz

The board is running with a core voltage of 0.85V and therefore we can
clock the GPU at 800MHz.

Signed-off-by: Michael Walle <mwalle@...nel.org>
---
 arch/arm64/boot/dts/ti/k3-am67a-kontron-sa67-base.dts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am67a-kontron-sa67-base.dts b/arch/arm64/boot/dts/ti/k3-am67a-kontron-sa67-base.dts
index 7169d934adac..0c7f3e10a150 100644
--- a/arch/arm64/boot/dts/ti/k3-am67a-kontron-sa67-base.dts
+++ b/arch/arm64/boot/dts/ti/k3-am67a-kontron-sa67-base.dts
@@ -292,6 +292,12 @@ &cpsw_port1 {
 	status = "okay";
 };
 
+&gpu {
+	/* The VCORE is 0.85V, thus we can use a faster GPU clock. */
+	assigned-clocks = <&k3_clks 237 3>;
+	assigned-clock-rates = <800000000>;
+};
+
 &main_gpio0 {
 	gpio-line-names =
 		"", "", "", "", "", "", "", "SOC_SDIO_PWR_EN", "VSD_SEL",
-- 
2.47.3