diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pwm/pwm-jz4740.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/drivers/pwm/pwm-jz4740.c b/drivers/pwm/pwm-jz4740.c index ef1293f2a897..6b2124266273 100644 --- a/drivers/pwm/pwm-jz4740.c +++ b/drivers/pwm/pwm-jz4740.c @@ -121,7 +121,7 @@ static void jz4740_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm) static int jz4740_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, const struct pwm_state *state) { - struct jz4740_pwm_chip *jz4740 = to_jz4740(pwm->chip); + struct jz4740_pwm_chip *jz = to_jz4740(pwm->chip); unsigned long long tmp = 0xffffull * NSEC_PER_SEC; struct clk *clk = pwm_get_chip_data(pwm); unsigned long period, duty; @@ -173,16 +173,16 @@ static int jz4740_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, } /* Reset counter to 0 */ - regmap_write(jz4740->map, TCU_REG_TCNTc(pwm->hwpwm), 0); + regmap_write(jz->map, TCU_REG_TCNTc(pwm->hwpwm), 0); /* Set duty */ - regmap_write(jz4740->map, TCU_REG_TDHRc(pwm->hwpwm), duty); + regmap_write(jz->map, TCU_REG_TDHRc(pwm->hwpwm), duty); /* Set period */ - regmap_write(jz4740->map, TCU_REG_TDFRc(pwm->hwpwm), period); + regmap_write(jz->map, TCU_REG_TDFRc(pwm->hwpwm), period); /* Set abrupt shutdown */ - regmap_set_bits(jz4740->map, TCU_REG_TCSRc(pwm->hwpwm), + regmap_set_bits(jz->map, TCU_REG_TCSRc(pwm->hwpwm), TCU_TCSR_PWM_SD); /* @@ -199,10 +199,10 @@ static int jz4740_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, * state instead of its inactive state. */ if ((state->polarity == PWM_POLARITY_NORMAL) ^ state->enabled) - regmap_update_bits(jz4740->map, TCU_REG_TCSRc(pwm->hwpwm), + regmap_update_bits(jz->map, TCU_REG_TCSRc(pwm->hwpwm), TCU_TCSR_PWM_INITL_HIGH, 0); else - regmap_update_bits(jz4740->map, TCU_REG_TCSRc(pwm->hwpwm), + regmap_update_bits(jz->map, TCU_REG_TCSRc(pwm->hwpwm), TCU_TCSR_PWM_INITL_HIGH, TCU_TCSR_PWM_INITL_HIGH); @@ -222,28 +222,28 @@ static const struct pwm_ops jz4740_pwm_ops = { static int jz4740_pwm_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct jz4740_pwm_chip *jz4740; + struct jz4740_pwm_chip *jz; const struct soc_info *info; info = device_get_match_data(dev); if (!info) return -EINVAL; - jz4740 = devm_kzalloc(dev, sizeof(*jz4740), GFP_KERNEL); - if (!jz4740) + jz = devm_kzalloc(dev, sizeof(*jz), GFP_KERNEL); + if (!jz) return -ENOMEM; - jz4740->map = device_node_to_regmap(dev->parent->of_node); - if (IS_ERR(jz4740->map)) { - dev_err(dev, "regmap not found: %ld\n", PTR_ERR(jz4740->map)); - return PTR_ERR(jz4740->map); + jz->map = device_node_to_regmap(dev->parent->of_node); + if (IS_ERR(jz->map)) { + dev_err(dev, "regmap not found: %ld\n", PTR_ERR(jz->map)); + return PTR_ERR(jz->map); } - jz4740->chip.dev = dev; - jz4740->chip.ops = &jz4740_pwm_ops; - jz4740->chip.npwm = info->num_pwms; + jz->chip.dev = dev; + jz->chip.ops = &jz4740_pwm_ops; + jz->chip.npwm = info->num_pwms; - return devm_pwmchip_add(dev, &jz4740->chip); + return devm_pwmchip_add(dev, &jz->chip); } static const struct soc_info jz4740_soc_info = { |