[openwrt/openwrt] realtek: use automatic GPIO numbering for RTL8231

[LEDE Commits]

stintel pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/5da2e0cc20b4ef1bf91ec17d726e8cf9a322940e

commit 5da2e0cc20b4ef1bf91ec17d726e8cf9a322940e
Author: Sander Vanheule <sander at svanheule.net>
AuthorDate: Sat Nov 20 20:11:32 2021 +0100

    realtek: use automatic GPIO numbering for RTL8231
    
    Set the gpio_chip.base to -1 to use automatic GPIO line indexing.
    Setting base to 0 or a positive number is deprecated and should not be
    used.
    
    Signed-off-by: Sander Vanheule <sander at svanheule.net>
    Tested-by: Stijn Tintel <stijn at linux-ipv6.be>
---
 target/linux/realtek/files-5.10/drivers/gpio/gpio-rtl8231.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/linux/realtek/files-5.10/drivers/gpio/gpio-rtl8231.c b/target/linux/realtek/files-5.10/drivers/gpio/gpio-rtl8231.c
index f06c2d81df..013dc23838 100644
--- a/target/linux/realtek/files-5.10/drivers/gpio/gpio-rtl8231.c
+++ b/target/linux/realtek/files-5.10/drivers/gpio/gpio-rtl8231.c
@@ -311,7 +311,7 @@ static int rtl8231_gpio_probe(struct platform_device *pdev)
 	rtl8231_init(gpios);
 
 	gpios->dev = dev;
-	gpios->gc.base = 160;
+	gpios->gc.base = -1;
 	gpios->gc.ngpio = 37;
 	gpios->gc.label = "rtl8231";
 	gpios->gc.parent = dev;