From mboxrd@z Thu Jan 1 00:00:00 1970 From: jason.chen@linaro.org (Jason Chen) Date: Wed, 30 Nov 2011 11:34:27 +0800 Subject: [PATCH] MXC PWM: should active during DOZE/WAIT/DBG mode Message-ID: <1322624067-3591-1-git-send-email-jason.chen@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Signed-off-by: Jason Chen --- arch/arm/plat-mxc/pwm.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c index 5dda436..9ba9c2c 100644 --- a/arch/arm/plat-mxc/pwm.c +++ b/arch/arm/plat-mxc/pwm.c @@ -32,6 +32,9 @@ #define MX3_PWMSAR 0x0C /* PWM Sample Register */ #define MX3_PWMPR 0x10 /* PWM Period Register */ #define MX3_PWMCR_PRESCALER(x) (((x - 1) & 0xFFF) << 4) +#define MX3_PWMCR_DOZEEN (1 << 24) +#define MX3_PWMCR_WAITEN (1 << 23) +#define MX3_PWMCR_DBGEN (1 << 22) #define MX3_PWMCR_CLKSRC_IPG_HIGH (2 << 16) #define MX3_PWMCR_CLKSRC_IPG (1 << 16) #define MX3_PWMCR_EN (1 << 0) @@ -78,7 +81,9 @@ int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns) writel(duty_cycles, pwm->mmio_base + MX3_PWMSAR); writel(period_cycles, pwm->mmio_base + MX3_PWMPR); - cr = MX3_PWMCR_PRESCALER(prescale) | MX3_PWMCR_EN; + cr = MX3_PWMCR_PRESCALER(prescale) | + MX3_PWMCR_DOZEEN | MX3_PWMCR_WAITEN | + MX3_PWMCR_DBGEN | MX3_PWMCR_EN; if (cpu_is_mx25()) cr |= MX3_PWMCR_CLKSRC_IPG; -- 1.7.4.1