Thread (8 messages) 8 messages, 3 authors, 2025-07-02

Re: [PATCH V2 4/4] arm64: dts: imx8mp: Configure VPU clocks for overdrive

From: Marco Felsch <hidden>
Date: 2025-06-12 13:17:02
Also in: imx, linux-devicetree, lkml

On 25-06-11, Adam Ford wrote:
The defaults for this SoC are configured for overdrive mode, but
the VPU clocks are currently configured for nominal mode.
Increase VPU_G1_CLK_ROOT to 800MHZ from 600MHz,
Increase VPU_G2_CLK_ROOT to 700MHZ from 500MHz, and
Increase VPU_BUS_CLK_ROOT to 800MHz from 600MHz.

This requires adjusting the clock parents. Since there is already
800MHz clock references, move the VPU_BUS and G1 clocks to it.
This frees up the VPU_PLL to be configured at 700MHz to run
the G2 clock at 700MHz.

Signed-off-by: Adam Ford <redacted>
Reviewed-by: Marco Felsch <redacted>
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