linux-kernel - [PATCH v3 4/4] mux: gpio-mux: add adi,adg2404 support

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Message-ID: <20260115121943.23715-5-antoniu.miclaus@analog.com>
Date: Thu, 15 Jan 2026 14:18:22 +0200
From: Antoniu Miclaus <antoniu.miclaus@...log.com>
To: Peter Rosin <peda@...ntia.se>, Rob Herring <robh@...nel.org>,
        Krzysztof
 Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Antoniu
 Miclaus <antoniu.miclaus@...log.com>,
        Srinivas Kandagatla <srini@...nel.org>,
        Johan Hovold <johan+linaro@...nel.org>,
        Bartosz Golaszewski
	<bartosz.golaszewski@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        David Lechner <dlechner@...libre.com>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v3 4/4] mux: gpio-mux: add adi,adg2404 support

Add adi,adg2404 to the compatible list. The ADG2404 is a 4:1 analog
multiplexer that benefits from the enable GPIO support to prevent
glitches during channel transitions.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@...log.com>
---
changes in v3:
 * integrate with gpio-mux driver instead of standalone adg2404 driver
---
 drivers/mux/gpio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mux/gpio.c b/drivers/mux/gpio.c
index 93487483e81f..bd8f0c617dd6 100644
--- a/drivers/mux/gpio.c
+++ b/drivers/mux/gpio.c
@@ -59,6 +59,7 @@ static const struct mux_control_ops mux_gpio_ops = {
 
 static const struct of_device_id mux_gpio_dt_ids[] = {
 	{ .compatible = "gpio-mux", },
+	{ .compatible = "adi,adg2404", },
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, mux_gpio_dt_ids);
-- 
2.43.0