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ARM: Virt: Add a GPIO controller

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ACPI 5.0 supports GPIO-signaled ACPI Events. This can be used for
powerdown, hotplug evnets. Add a GPIO controller in machine virt,
to support powerdown, maybe can be used for cpu hotplug. And
here we use pl061.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Wei Huang <wei@redhat.com>
Tested-by: Wei Huang <wei@redhat.com>
Message-id: 1449804086-3464-4-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Shannon Zhao 2015-12-17 13:37:13 +00:00 • committed by Peter Maydell
parent 45fcf53940
commit b0a3721e44
2 changed files with 31 additions and 0 deletions
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1
include/hw/arm/virt.h
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@ -59,6 +59,7 @@ enum {
VIRT_PCIE_ECAM,
VIRT_PLATFORM_BUS,
VIRT_PCIE_MMIO_HIGH,
VIRT_GPIO,
};
typedef struct MemMapEntry {