From: 许盛飞 <xsf@rock-chips.com>
Date: Thu, 7 May 2015 09:15:58 +0000 (+0800)
Subject: pwm: enable pwm-frequrency less than 1K
X-Git-Tag: firefly_0821_release~4200
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=87b37bc9b410a2bd5fc2f1c7c6235b49e3f422de;p=firefly-linux-kernel-4.4.55.git

pwm: enable pwm-frequrency less than 1K

Signed-off-by: 许盛飞 <xsf@rock-chips.com>
---

diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c
index d44f1fa47cda..a17d0472d11d 100644
--- a/drivers/pwm/pwm-rockchip.c
+++ b/drivers/pwm/pwm-rockchip.c
@@ -82,10 +82,10 @@ module_param_named(dbg_level, pwm_dbg_level, int, 0644);
 #define PWMCR_MAX_PRESCALE	0x07
 
 #define PWMDCR_MIN_DUTY		0x0000
-#define PWMDCR_MAX_DUTY		0xFFFF
+#define PWMDCR_MAX_DUTY		0xFFFFFFFF
 
 #define PWMPCR_MIN_PERIOD		0x0001
-#define PWMPCR_MAX_PERIOD		0xFFFF
+#define PWMPCR_MAX_PERIOD		0xFFFFFFFF
 
 /********************************************
  * struct rk_pwm_chip - struct representing pwm chip