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pwm: vt8500: Introduce a local pwm_chip variable in .probe()

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This simplifies converting the driver to pwmchip_alloc() as there is only
a single code line left that makes use of struct vt8500_chip::chip.

Link: https://lore.kernel.org/r/7d903b608609d46cf1ee1e06530f516f42af1ebb.1707900770.git.u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2024-02-14 10:33:13 +01:00
parent 58803adcb7
commit 9767db3337
1 changed files with 6 additions and 4 deletions
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10
drivers/pwm/pwm-vt8500.c
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@ -232,6 +232,7 @@ MODULE_DEVICE_TABLE(of, vt8500_pwm_dt_ids);
static int vt8500_pwm_probe(struct platform_device *pdev)
{
struct pwm_chip *chip;
struct vt8500_chip *vt8500;
struct device_node *np = pdev->dev.of_node;
int ret;
@ -243,9 +244,10 @@ static int vt8500_pwm_probe(struct platform_device *pdev)
if (vt8500 == NULL)
return -ENOMEM;
vt8500->chip.dev = &pdev->dev;
vt8500->chip.ops = &vt8500_pwm_ops;
vt8500->chip.npwm = VT8500_NR_PWMS;
chip = &vt8500->chip;
chip->dev = &pdev->dev;
chip->ops = &vt8500_pwm_ops;
chip->npwm = VT8500_NR_PWMS;
vt8500->clk = devm_clk_get_prepared(&pdev->dev, NULL);
if (IS_ERR(vt8500->clk))
@ -255,7 +257,7 @@ static int vt8500_pwm_probe(struct platform_device *pdev)
if (IS_ERR(vt8500->base))
return PTR_ERR(vt8500->base);
ret = devm_pwmchip_add(&pdev->dev, &vt8500->chip);
ret = devm_pwmchip_add(&pdev->dev, chip);
if (ret < 0)
return dev_err_probe(&pdev->dev, ret, "failed to add PWM chip\n");