From 81fa7ed35bced07a0435cc6c6387f16bcaa01aa2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andrzej=20G=C5=82=C4=85bek?= <andrzej.glabek@nordicsemi.no>
Date: Tue, 31 Mar 2020 15:23:10 +0000
Subject: [PATCH] drivers/gpio/Kconfig.sx1509b: Enable driver automatically
 when needed
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Enable the gpio_sx1509b driver by default when a "semtech,sx1509b"
compatible node is enabled in devicetree.

Signed-off-by: Andrzej Głąbek <andrzej.glabek@nordicsemi.no>
---
 drivers/gpio/Kconfig.sx1509b | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpio/Kconfig.sx1509b b/drivers/gpio/Kconfig.sx1509b
index 37c4ce594dc..343f560b82e 100644
--- a/drivers/gpio/Kconfig.sx1509b
+++ b/drivers/gpio/Kconfig.sx1509b
@@ -3,8 +3,12 @@
 # Copyright (c) 2018 Aapo Vienamo
 # SPDX-License-Identifier: Apache-2.0
 
+# Workaround for not being able to have commas in macro arguments
+DT_COMPAT_SEMTECH_SX1509B := semtech,sx1509b
+
 menuconfig GPIO_SX1509B
 	bool "SX1509B I2C GPIO chip"
+	default $(dt_compat_enabled,$(DT_COMPAT_SEMTECH_SX1509B))
 	depends on I2C
 	select HAS_DTS_GPIO
 	help