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| author | Haojian Zhuang <haojian.zhuang@linaro.org> | 2016-03-14 13:30:36 +0800 |
|---|---|---|
| committer | Leif Lindholm <leif.lindholm@linaro.org> | 2016-03-14 12:47:29 +0000 |
| commit | 78741ce91e1285c9fbb3ba554f5f968dfca58ede (patch) | |
| tree | 75fdf2b8847307a091e2c6e4661be68a49fedee8 /EmbeddedPkg/Include/Protocol | |
| parent | 9c17810a3635f6c0ca2afa78e3ec05bbb807d4be (diff) | |
| download | edk2-78741ce91e1285c9fbb3ba554f5f968dfca58ede.tar.gz edk2-78741ce91e1285c9fbb3ba554f5f968dfca58ede.tar.bz2 edk2-78741ce91e1285c9fbb3ba554f5f968dfca58ede.zip | |
EmbeddedPkg: enhance for multiple gpio controllers
EmbeddedGpio only supports one gpio controller in one platform. Now
create PLATFORM_GPIO_CONTROLLER to support multiple gpio controllers
in one platform.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Diffstat (limited to 'EmbeddedPkg/Include/Protocol')
| -rw-r--r-- | EmbeddedPkg/Include/Protocol/EmbeddedGpio.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/EmbeddedPkg/Include/Protocol/EmbeddedGpio.h b/EmbeddedPkg/Include/Protocol/EmbeddedGpio.h index 4e7c8dbcd6..b8bc929b77 100644 --- a/EmbeddedPkg/Include/Protocol/EmbeddedGpio.h +++ b/EmbeddedPkg/Include/Protocol/EmbeddedGpio.h @@ -164,4 +164,21 @@ struct _EMBEDDED_GPIO { extern EFI_GUID gEmbeddedGpioProtocolGuid;
+typedef struct _GPIO_CONTROLLER GPIO_CONTROLLER;
+typedef struct _PLATFORM_GPIO_CONTROLLER PLATFORM_GPIO_CONTROLLER;
+
+struct _GPIO_CONTROLLER {
+ UINTN RegisterBase;
+ UINTN GpioIndex;
+ UINTN InternalGpioCount;
+};
+
+struct _PLATFORM_GPIO_CONTROLLER {
+ UINTN GpioCount;
+ UINTN GpioControllerCount;
+ GPIO_CONTROLLER *GpioController;
+};
+
+extern EFI_GUID gPlatformGpioProtocolGuid;
+
#endif
|