Lines Matching refs:tcbpwm
73 struct atmel_tcb_pwm_device *tcbpwm = &tcbpwmc->pwms[pwm->hwpwm];
81 tcbpwm->duty = 0;
82 tcbpwm->period = 0;
83 tcbpwm->div = 0;
95 &tcbpwm->duty);
99 &tcbpwm->duty);
101 tcbpwm->div = cmr & ATMEL_TC_TCCLKS;
103 &tcbpwm->period);
127 struct atmel_tcb_pwm_device *tcbpwm = &tcbpwmc->pwms[pwm->hwpwm];
138 if (tcbpwm->duty == 0)
184 struct atmel_tcb_pwm_device *tcbpwm = &tcbpwmc->pwms[pwm->hwpwm];
195 if (tcbpwm->duty == 0)
226 if (tcbpwm->duty != tcbpwm->period && tcbpwm->duty > 0) {
240 cmr |= (tcbpwm->div & ATMEL_TC_TCCLKS);
247 tcbpwm->duty);
251 tcbpwm->duty);
254 tcbpwm->period);
268 struct atmel_tcb_pwm_device *tcbpwm = &tcbpwmc->pwms[pwm->hwpwm];
335 tcbpwm->period = period;
336 tcbpwm->div = i;
337 tcbpwm->duty = duty;
393 struct atmel_tcb_pwm_chip *tcbpwm;
400 tcbpwm = devm_kzalloc(&pdev->dev, sizeof(*tcbpwm), GFP_KERNEL);
401 if (tcbpwm == NULL)
412 tcbpwm->regmap = syscon_node_to_regmap(np->parent);
413 if (IS_ERR(tcbpwm->regmap))
414 return PTR_ERR(tcbpwm->regmap);
416 tcbpwm->slow_clk = of_clk_get_by_name(np->parent, "slow_clk");
417 if (IS_ERR(tcbpwm->slow_clk))
418 return PTR_ERR(tcbpwm->slow_clk);
421 tcbpwm->clk = of_clk_get_by_name(np->parent, clk_name);
422 if (IS_ERR(tcbpwm->clk))
423 tcbpwm->clk = of_clk_get_by_name(np->parent, "t0_clk");
424 if (IS_ERR(tcbpwm->clk)) {
425 err = PTR_ERR(tcbpwm->clk);
433 tcbpwm->gclk = of_clk_get_by_name(np->parent, "gclk");
434 if (IS_ERR(tcbpwm->gclk)) {
435 err = PTR_ERR(tcbpwm->gclk);
440 tcbpwm->chip.dev = &pdev->dev;
441 tcbpwm->chip.ops = &atmel_tcb_pwm_ops;
442 tcbpwm->chip.npwm = NPWM;
443 tcbpwm->channel = channel;
444 tcbpwm->width = config->counter_width;
446 err = clk_prepare_enable(tcbpwm->slow_clk);
450 spin_lock_init(&tcbpwm->lock);
452 err = pwmchip_add(&tcbpwm->chip);
456 platform_set_drvdata(pdev, tcbpwm);
461 clk_disable_unprepare(tcbpwm->slow_clk);
464 clk_put(tcbpwm->gclk);
467 clk_put(tcbpwm->clk);
470 clk_put(tcbpwm->slow_clk);
477 struct atmel_tcb_pwm_chip *tcbpwm = platform_get_drvdata(pdev);
479 pwmchip_remove(&tcbpwm->chip);
481 clk_disable_unprepare(tcbpwm->slow_clk);
482 clk_put(tcbpwm->gclk);
483 clk_put(tcbpwm->clk);
484 clk_put(tcbpwm->slow_clk);
496 struct atmel_tcb_pwm_chip *tcbpwm = dev_get_drvdata(dev);
497 struct atmel_tcb_channel *chan = &tcbpwm->bkup;
498 unsigned int channel = tcbpwm->channel;
500 regmap_read(tcbpwm->regmap, ATMEL_TC_REG(channel, CMR), &chan->cmr);
501 regmap_read(tcbpwm->regmap, ATMEL_TC_REG(channel, RA), &chan->ra);
502 regmap_read(tcbpwm->regmap, ATMEL_TC_REG(channel, RB), &chan->rb);
503 regmap_read(tcbpwm->regmap, ATMEL_TC_REG(channel, RC), &chan->rc);
510 struct atmel_tcb_pwm_chip *tcbpwm = dev_get_drvdata(dev);
511 struct atmel_tcb_channel *chan = &tcbpwm->bkup;
512 unsigned int channel = tcbpwm->channel;
514 regmap_write(tcbpwm->regmap, ATMEL_TC_REG(channel, CMR), chan->cmr);
515 regmap_write(tcbpwm->regmap, ATMEL_TC_REG(channel, RA), chan->ra);
516 regmap_write(tcbpwm->regmap, ATMEL_TC_REG(channel, RB), chan->rb);
517 regmap_write(tcbpwm->regmap, ATMEL_TC_REG(channel, RC), chan->rc);
520 regmap_write(tcbpwm->regmap,