diff options
| 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 | |
| parent | 9c17810a3635f6c0ca2afa78e3ec05bbb807d4be (diff) | |
| download | edk2-platforms-78741ce91e1285c9fbb3ba554f5f968dfca58ede.tar.xz | |
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')
| -rw-r--r-- | EmbeddedPkg/EmbeddedPkg.dec | 1 | ||||
| -rw-r--r-- | EmbeddedPkg/Include/Protocol/EmbeddedGpio.h | 17 |
2 files changed, 18 insertions, 0 deletions
diff --git a/EmbeddedPkg/EmbeddedPkg.dec b/EmbeddedPkg/EmbeddedPkg.dec index cd0d96f79f..7bcb1332df 100644 --- a/EmbeddedPkg/EmbeddedPkg.dec +++ b/EmbeddedPkg/EmbeddedPkg.dec @@ -68,6 +68,7 @@ gAndroidFastbootTransportProtocolGuid = { 0x74bd9fe0, 0x8902, 0x11e3, {0xb9, 0xd3, 0xf7, 0x22, 0x38, 0xfc, 0x9a, 0x31}}
gAndroidFastbootPlatformProtocolGuid = { 0x524685a0, 0x89a0, 0x11e3, {0x9d, 0x4d, 0xbf, 0xa9, 0xf6, 0xa4, 0x03, 0x08}}
gUsbDeviceProtocolGuid = { 0x021bd2ca, 0x51d2, 0x11e3, {0x8e, 0x56, 0xb7, 0x54, 0x17, 0xc7, 0x0b, 0x44 }}
+ gPlatformGpioProtocolGuid = { 0x52ce9845, 0x5af4, 0x43e2, {0xba, 0xfd, 0x23, 0x08, 0x12, 0x54, 0x7a, 0xc2 }}
[PcdsFeatureFlag.common]
gEmbeddedTokenSpaceGuid.PcdEmbeddedMacBoot|FALSE|BOOLEAN|0x00000001
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
|