Re: [PATCH 2/6] arm64: dts: imx8mp: Add optional nominal drive mode DTSI

Peng Fan
2025-01-06T08:16:01Z

On Thu, Dec 19, 2024 at 08:27:33AM +0100, Ahmad Fatoum wrote:
>Unlike the i.MX8MM and i.MX8MN SoCs added earlier, the device tree for
>the i.MX8MP configures some clocks at frequencies that are only validated
>for overdrive mode, i.e. when VDD_SOC is 950 mV.
>
>Boards may want to run their SoC at the lower voltage of 850 mV though
>to reduce heat generation and power usage. For this to work, clock rates
>need to adhere to the limits of the nominal drive mode.
>
>Add an optional DTSI file which can be included by various boards to run
>in this mode.
>
>Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>

Reviewed-by: Peng Fan <peng.fan@nxp.com>