diff options
| author | Simon Glass <sjg@chromium.org> | 2021-01-23 11:08:38 -0700 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2021-02-01 15:11:41 +0800 |
| commit | 8a655272d7b440dc3eeda598eb2d05819c0f75c2 (patch) | |
| tree | de1d370db3f67acd4cfe160ec69d8d21729af8fd | |
| parent | 0751cda5745efcff1a4bfc70c42bab380901b0b8 (diff) | |
acpi: Tidy up documentation for struct acpi_gpio
Some comments were provided after this patch was applied. Address them.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
| -rw-r--r-- | include/acpi/acpi_device.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/acpi/acpi_device.h b/include/acpi/acpi_device.h index ed4acd912a..2c8846250b 100644 --- a/include/acpi/acpi_device.h +++ b/include/acpi/acpi_device.h @@ -171,10 +171,11 @@ enum acpi_gpio_polarity { * @io_restrict: I/O restriction setting * @polarity: GPIO polarity * - * Note that GpioIo doesn't have any means of Active Low / High setting, so a - * _DSD must be provided to mitigate this. + * Note that GpioIo() doesn't have any means of Active Low / High setting, so a + * _DSD must be provided to mitigate this. This parameter does not make sense + * for GpioInt() since it has its own means to define it. * - * GpioIo doesn't properly communicate the initial state of the output pin, + * GpioIo() doesn't properly communicate the initial state of the output pin, * thus Linux assumes the simple rule: * * Pull Bias Polarity Requested... @@ -184,7 +185,7 @@ enum acpi_gpio_polarity { * assuming non-active (Polarity = !Pull Bias) * * Down Low as low, assuming active - * Down High as high, assuming non-active + * Down High as low, assuming non-active * Up Low as high, assuming non-active * Up High as high, assuming active * |