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pwm: sifive: Shut down hardware only after pwmchip_remove() completed
[ Upstream commit2375e964d5
] The PWMs are expected to be functional until pwmchip_remove() is called. So disable the clks only afterwards. Fixes:9e37a53eb0
("pwm: sifive: Add a driver for SiFive SoC PWM") Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Tested-by: Emil Renner Berthing <emil.renner.berthing@canonical.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 3 additions and 2 deletions
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@ -326,6 +326,9 @@ static int pwm_sifive_remove(struct platform_device *dev)
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struct pwm_device *pwm;
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int ch;
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pwmchip_remove(&ddata->chip);
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clk_notifier_unregister(ddata->clk, &ddata->notifier);
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for (ch = 0; ch < ddata->chip.npwm; ch++) {
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pwm = &ddata->chip.pwms[ch];
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if (pwm->state.enabled)
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@ -333,8 +336,6 @@ static int pwm_sifive_remove(struct platform_device *dev)
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}
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clk_unprepare(ddata->clk);
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pwmchip_remove(&ddata->chip);
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clk_notifier_unregister(ddata->clk, &ddata->notifier);
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return 0;
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}
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