From: Xi Ruoyao <xry111@xry111.site>
Date: Sat, 16 Aug 2025 10:49:05 +0000 (+0800)
Subject: pwm: loongson: Fix LOONGSON_PWM_FREQ_DEFAULT
X-Git-Tag: v6.18-rc1~169^2~29
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=75604e9a5b60707722028947d6dc6bdacb42282e;p=thirdparty%2Fkernel%2Flinux.git

pwm: loongson: Fix LOONGSON_PWM_FREQ_DEFAULT

Per the 7A1000 and 7A2000 user manual, the clock frequency of their
PWM controllers is 50 MHz, not 50 kHz.

Fixes: 2b62c89448dd ("pwm: Add Loongson PWM controller support")
Signed-off-by: Xi Ruoyao <xry111@xry111.site>
Reviewed-by: Binbin Zhou <zhoubinbin@loongson.cn>
Reviewed-by: Huacai Chen <chenhuacai@loongson.cn>
Link: https://lore.kernel.org/r/20250816104904.4779-2-xry111@xry111.site
Cc: stable@vger.kernel.org
Signed-off-by: Uwe Kleine-König <ukleinek@kernel.org>
---

diff --git a/drivers/pwm/pwm-loongson.c b/drivers/pwm/pwm-loongson.c
index 1ba16168cbb40..31a57edecfd0b 100644
--- a/drivers/pwm/pwm-loongson.c
+++ b/drivers/pwm/pwm-loongson.c
@@ -49,7 +49,7 @@
 #define LOONGSON_PWM_CTRL_REG_DZONE	BIT(10) /* Anti-dead Zone Enable Bit */
 
 /* default input clk frequency for the ACPI case */
-#define LOONGSON_PWM_FREQ_DEFAULT	50000 /* Hz */
+#define LOONGSON_PWM_FREQ_DEFAULT	50000000 /* Hz */
 
 struct pwm_loongson_ddata {
 	struct clk *clk;