From: Radhey Shyam Pandey Date: Tue, 2 Sep 2025 08:53:28 +0000 (+0200) Subject: arm64: zynqmp: Revert usb node drive strength and slew rate for zcu106 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=09311c8a38626376d3cfe8417068fa8809e4ec3a;p=pandora-u-boot.git arm64: zynqmp: Revert usb node drive strength and slew rate for zcu106 On a few zcu106 boards USB devices (Dell MS116 USB Optical Mouse, Dell USB Entry Keyboard) are not enumerated on linux boot due to commit 'b8745e7eb488 ("arm64: zynqmp: Fix usb node drive strength and slew rate")'. To fix it as a workaround revert to working version and then investigate at board level why drive strength from 12mA to 4mA and slew from fast to slow is not working. Signed-off-by: Radhey Shyam Pandey Signed-off-by: Michal Simek Link: https://lore.kernel.org/r/14d3408cf547ac188c07c10abb0ddfaac9d915c4.1756803198.git.michal.simek@amd.com --- diff --git a/arch/arm/dts/zynqmp-zcu106-revA.dts b/arch/arm/dts/zynqmp-zcu106-revA.dts index ba3989cad3e..a19d78e5546 100644 --- a/arch/arm/dts/zynqmp-zcu106-revA.dts +++ b/arch/arm/dts/zynqmp-zcu106-revA.dts @@ -827,8 +827,8 @@ pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59", "MIO60", "MIO61", "MIO62", "MIO63"; bias-disable; - drive-strength = <4>; - slew-rate = ; + drive-strength = <12>; + slew-rate = ; }; };