forked from luck/tmp_suning_uos_patched
mfd: motorola-cpcap: Disable interrupt for suspend
Otherwise we get spammed with errors on resume after rtcwake: cpcap-core spi0.0: Failed to read IRQ status: -108 Note that rtcwake is still capable of waking up the system with this patch. Cc: Merlijn Wajer <merlijn@wizzup.org> Cc: Pavel Machek <pavel@ucw.cz> Cc: Sebastian Reichel <sebastian.reichel@collabora.com> Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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@ -214,6 +214,28 @@ static const struct regmap_config cpcap_regmap_config = {
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.val_format_endian = REGMAP_ENDIAN_LITTLE,
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.val_format_endian = REGMAP_ENDIAN_LITTLE,
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};
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};
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#ifdef CONFIG_PM_SLEEP
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static int cpcap_suspend(struct device *dev)
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{
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struct spi_device *spi = to_spi_device(dev);
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disable_irq(spi->irq);
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return 0;
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}
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static int cpcap_resume(struct device *dev)
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{
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struct spi_device *spi = to_spi_device(dev);
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enable_irq(spi->irq);
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return 0;
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}
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#endif
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static SIMPLE_DEV_PM_OPS(cpcap_pm, cpcap_suspend, cpcap_resume);
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static const struct mfd_cell cpcap_mfd_devices[] = {
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static const struct mfd_cell cpcap_mfd_devices[] = {
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{
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{
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.name = "cpcap_adc",
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.name = "cpcap_adc",
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@ -313,6 +335,7 @@ static struct spi_driver cpcap_driver = {
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.driver = {
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.driver = {
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.name = "cpcap-core",
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.name = "cpcap-core",
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.of_match_table = cpcap_of_match,
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.of_match_table = cpcap_of_match,
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.pm = &cpcap_pm,
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},
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},
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.probe = cpcap_probe,
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.probe = cpcap_probe,
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};
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};
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