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regulator: rk29-pwm: enable pwm clock on probe

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黄涛
2011-01-18 16:20:43 +08:00
parent 8fa52cb8d2
commit a6d902c5aa
1 changed files with 5 additions and 18 deletions
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23
drivers/regulator/rk29-pwm-regulator.c
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@@ -60,12 +60,13 @@ const static int pwm_voltage_map[] = {
950, 975, 1000, 1025, 1050, 1075, 1100, 1125, 1150, 1175, 1200, 1225, 1250, 1275, 1300, 1325, 1350, 1375, 1400
};
static struct clk *pwm_clk;
static int pwm_set_rate(struct pwm_platform_data *pdata,int nHz,u32 rate)
{
u32 divh,divTotal;
int id = pdata->pwm_id;
unsigned long clkrate;
struct clk *pwm_clk = clk_get(NULL, "pwm");
clkrate = clk_get_rate(pwm_clk);
@@ -112,21 +113,6 @@ static int pwm_set_rate(struct pwm_platform_data *pdata,int nHz,u32 rate)
return (0);
}
static int pwm_init(struct pwm_platform_data *pdata, int nHz, int rate)
{
struct clk *pwm_clk = clk_get(NULL, "pwm");
// pwm2 clk enable
clk_enable(pwm_clk);
if(pwm_set_rate(pdata,nHz,rate)!=0)
return -1;
return 0;
}
static int pwm_regulator_list_voltage(struct regulator_dev *dev,unsigned int index)
{
DBG("Enter %s, index =%d\n",__FUNCTION__,index);
@@ -237,8 +223,9 @@ static int __devinit pwm_regulator_probe(struct platform_device *pdev)
goto err_gpio;
}
//pwm_init(pdata,1000*1000,PWM_VCORE_130);
pwm_clk = clk_get(NULL, "pwm");
clk_enable(pwm_clk);
platform_set_drvdata(pdev, rdev);
printk(KERN_INFO "pwm_regulator: driver initialized\n");