diff options
Diffstat (limited to 'drivers/pwm/pwm-dwc.h')
| -rw-r--r-- | drivers/pwm/pwm-dwc.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/pwm/pwm-dwc.h b/drivers/pwm/pwm-dwc.h index 64795247c5..c6e2df5a61 100644 --- a/drivers/pwm/pwm-dwc.h +++ b/drivers/pwm/pwm-dwc.h @@ -33,6 +33,17 @@ MODULE_IMPORT_NS(dwc_pwm); #define DWC_TIM_CTRL_INT_MASK BIT(2) #define DWC_TIM_CTRL_PWM BIT(3) +struct dwc_pwm_info { + unsigned int nr; + unsigned int size; +}; + +struct dwc_pwm_drvdata { + const struct dwc_pwm_info *info; + void __iomem *io_base; + struct pwm_chip *chips[]; +}; + struct dwc_pwm_ctx { u32 cnt; u32 cnt2; @@ -40,12 +51,15 @@ struct dwc_pwm_ctx { }; struct dwc_pwm { - struct pwm_chip chip; void __iomem *base; unsigned int clk_ns; struct dwc_pwm_ctx ctx[DWC_TIMERS_TOTAL]; }; -#define to_dwc_pwm(p) (container_of((p), struct dwc_pwm, chip)) + +static inline struct dwc_pwm *to_dwc_pwm(struct pwm_chip *chip) +{ + return pwmchip_get_drvdata(chip); +} static inline u32 dwc_pwm_readl(struct dwc_pwm *dwc, u32 offset) { @@ -57,4 +71,4 @@ static inline void dwc_pwm_writel(struct dwc_pwm *dwc, u32 value, u32 offset) writel(value, dwc->base + offset); } -extern struct dwc_pwm *dwc_pwm_alloc(struct device *dev); +extern struct pwm_chip *dwc_pwm_alloc(struct device *dev); |