From: Alexander Stein Date: Tue, 7 Jan 2025 14:11:16 +0000 (+0100) Subject: arm64: dts: mba93xxca: Do not assert power-down pins X-Git-Tag: next-20250219~135^2^2~10 X-Git-Url: https://gentwo.org/gitweb/?a=commitdiff_plain;h=fbd9877b848ecbf42dd8969e358a7226d4239487;p=linux%2F.git arm64: dts: mba93xxca: Do not assert power-down pins Change the output to inactive (output-low) for active-low pins, resulting in high-voltage of power-down pins. Thus this enables the attached devices. Signed-off-by: Alexander Stein Signed-off-by: Shawn Guo --- diff --git a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts index 861a028a1b16..b8ccc946c62d 100644 --- a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts +++ b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts @@ -448,38 +448,38 @@ expander1: gpio@71 { "WLAN_PERST#", "12V_EN"; /* - * Controls the WiFi card PD pin which is low active - * as power down signal. The output-high states, the signal - * is active, e.g. card is powered down + * Controls the WiFi card's low-active power down pin. + * The output-low states, the signal is inactive, + * resulting in high signal at power-down pin */ wlan-pd-hog { gpio-hog; gpios = <4 GPIO_ACTIVE_LOW>; - output-high; + output-low; line-name = "WLAN_PD#"; }; /* - * Controls the WiFi card disable pin which is low active - * as disable signal. The output-high states, the signal - * is active, e.g. card is disabled + * Controls the WiFi card's low-active disable pin. + * The output-low states, the signal is inactive, + * resulting in high signal at power-down pin */ wlan-wdisable-hog { gpio-hog; gpios = <5 GPIO_ACTIVE_LOW>; - output-high; + output-low; line-name = "WLAN_W_DISABLE#"; }; /* - * Controls the WiFi card reset pin which is low active - * as reset signal. The output-high states, the signal - * is active, e.g. card in reset + * Controls the WiFi card's reset pin. + * The output-low states, the signal is inactive, + * resulting in high signal at power-down pin */ wlan-perst-hog { gpio-hog; gpios = <6 GPIO_ACTIVE_LOW>; - output-high; + output-low; line-name = "WLAN_PERST#"; }; };