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authorFurquan Shaikh <furquan@chromium.org>2018-01-11 19:24:59 -0800
committerMartin Roth <martinroth@google.com>2018-01-17 17:06:45 +0000
commit7332455a883d604554c4ceb78804b13962a87831 (patch)
treee4ebec5b261b58c9f5f14e17402769e517cfdd0d /src
parentda384dd7a4eea2fc4153c593026489cee5585895 (diff)
downloadcoreboot-7332455a883d604554c4ceb78804b13962a87831.tar.xz
arch/x86/acpi_device: Provide macros for GPIO input with polarity
Similar to ACPI_GPIO_OUTPUT, this change provides ACPI_GPIO_INPUT_* macros with ACTIVE_LOW and ACTIVE_HIGH polarity. Change-Id: I77da6ad2f04d7f7bb6774df35105bdbe963d87d3 Signed-off-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: https://review.coreboot.org/23235 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'src')
-rw-r--r--src/arch/x86/include/arch/acpi_device.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/arch/x86/include/arch/acpi_device.h b/src/arch/x86/include/arch/acpi_device.h
index d4d82fc1db..4361c740c9 100644
--- a/src/arch/x86/include/arch/acpi_device.h
+++ b/src/arch/x86/include/arch/acpi_device.h
@@ -199,10 +199,19 @@ struct acpi_gpio {
.pins = { (gpio) } }
/* Basic input GPIO with default pull settings */
-#define ACPI_GPIO_INPUT(gpio) { \
+#define ACPI_GPIO_INPUT_ACTIVE_HIGH(gpio) { \
.type = ACPI_GPIO_TYPE_IO, \
.pull = ACPI_GPIO_PULL_DEFAULT, \
.io_restrict = ACPI_GPIO_IO_RESTRICT_INPUT, \
+ .polarity = ACPI_GPIO_ACTIVE_HIGH, \
+ .pin_count = 1, \
+ .pins = { (gpio) } }
+
+#define ACPI_GPIO_INPUT_ACTIVE_LOW(gpio) { \
+ .type = ACPI_GPIO_TYPE_IO, \
+ .pull = ACPI_GPIO_PULL_DEFAULT, \
+ .io_restrict = ACPI_GPIO_IO_RESTRICT_INPUT, \
+ .polarity = ACPI_GPIO_ACTIVE_LOW, \
.pin_count = 1, \
.pins = { (gpio) } }