From: Binbin Zhou Date: Tue, 7 Jan 2025 10:38:56 +0000 (+0800) Subject: gpio: loongson: Fix Loongson-2K2000 ACPI GPIO register offset X-Git-Tag: v6.13-rc7~27^2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e59f4c97172de0c302894cfd5616161c1f0c4d85;p=thirdparty%2Flinux.git gpio: loongson: Fix Loongson-2K2000 ACPI GPIO register offset Since commit 3feb70a61740 ("gpio: loongson: add more gpio chip support"), the Loongson-2K2000 GPIO is supported. However, according to the firmware development specification, the Loongson-2K2000 ACPI GPIO register offsets in the driver do not match the register base addresses in the firmware, resulting in the registers not being accessed properly. Now, we fix it to ensure the GPIO function works properly. Cc: stable@vger.kernel.org Cc: Yinbo Zhu Fixes: 3feb70a61740 ("gpio: loongson: add more gpio chip support") Co-developed-by: Hongliang Wang Signed-off-by: Hongliang Wang Signed-off-by: Binbin Zhou Link: https://lore.kernel.org/r/20250107103856.1037222-1-zhoubinbin@loongson.cn Signed-off-by: Bartosz Golaszewski --- diff --git a/drivers/gpio/gpio-loongson-64bit.c b/drivers/gpio/gpio-loongson-64bit.c index 6749d4dd6d649..7f4d78fd800e7 100644 --- a/drivers/gpio/gpio-loongson-64bit.c +++ b/drivers/gpio/gpio-loongson-64bit.c @@ -237,9 +237,9 @@ static const struct loongson_gpio_chip_data loongson_gpio_ls2k2000_data1 = { static const struct loongson_gpio_chip_data loongson_gpio_ls2k2000_data2 = { .label = "ls2k2000_gpio", .mode = BIT_CTRL_MODE, - .conf_offset = 0x84, - .in_offset = 0x88, - .out_offset = 0x80, + .conf_offset = 0x4, + .in_offset = 0x8, + .out_offset = 0x0, }; static const struct loongson_gpio_chip_data loongson_gpio_ls3a5000_data = {