47 	struct apple_pwm *fpwm;  in apple_pwm_apply()  local
52 	fpwm = to_apple_pwm(chip);  in apple_pwm_apply()
56 		on_cycles = mul_u64_u64_div_u64(fpwm->clkrate,  in apple_pwm_apply()
61 		off_cycles = mul_u64_u64_div_u64(fpwm->clkrate,  in apple_pwm_apply()
66 		writel(on_cycles, fpwm->base + APPLE_PWM_ON_CYCLES);  in apple_pwm_apply()
67 		writel(off_cycles, fpwm->base + APPLE_PWM_OFF_CYCLES);  in apple_pwm_apply()
69 		       fpwm->base + APPLE_PWM_CTRL);  in apple_pwm_apply()
71 		writel(0, fpwm->base + APPLE_PWM_CTRL);  in apple_pwm_apply()
79 	struct apple_pwm *fpwm;  in apple_pwm_get_state()  local
82 	fpwm = to_apple_pwm(chip);  in apple_pwm_get_state()
84 	ctrl = readl(fpwm->base + APPLE_PWM_CTRL);  in apple_pwm_get_state()
85 	on_cycles = readl(fpwm->base + APPLE_PWM_ON_CYCLES);  in apple_pwm_get_state()
86 	off_cycles = readl(fpwm->base + APPLE_PWM_OFF_CYCLES);  in apple_pwm_get_state()
91 	state->duty_cycle = DIV64_U64_ROUND_UP((u64)on_cycles * NSEC_PER_SEC, fpwm->clkrate);  in apple_pwm_get_state()
93 					    NSEC_PER_SEC, fpwm->clkrate);  in apple_pwm_get_state()
106 	struct apple_pwm *fpwm;  in apple_pwm_probe()  local
110 	chip = devm_pwmchip_alloc(&pdev->dev, 1, sizeof(*fpwm));  in apple_pwm_probe()
114 	fpwm = to_apple_pwm(chip);  in apple_pwm_probe()
116 	fpwm->base = devm_platform_ioremap_resource(pdev, 0);  in apple_pwm_probe()
117 	if (IS_ERR(fpwm->base))  in apple_pwm_probe()
118 		return PTR_ERR(fpwm->base);  in apple_pwm_probe()
130 	fpwm->clkrate = clk_get_rate(clk);  in apple_pwm_probe()
131 	if (fpwm->clkrate > NSEC_PER_SEC)  in apple_pwm_probe()