This patch extends library with GPIO devices per-board
description. Both embedded SoC controllers and
I2C IO expanders are supported. Add a helper routine
for obtaining information about the latter.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Marcin Wojtas <m...@semihalf.com>
---
Silicon/Marvell/Include/Library/ArmadaBoardDescLib.h | 23 ++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/Silicon/Marvell/Include/Library/ArmadaBoardDescLib.h
b/Silicon/Marvell/Include/Library/ArmadaBoardDescLib.h
index ee8e06e..109164c 100644
--- a/Silicon/Marvell/Include/Library/ArmadaBoardDescLib.h
+++ b/Silicon/Marvell/Include/Library/ArmadaBoardDescLib.h
@@ -25,6 +25,29 @@ typedef struct {
} MV_BOARD_COMPHY_DESC;
//
+// GPIO devices per-board description
+//
+typedef struct {
+ UINTN ChipId;
+ UINTN I2cAddress;
+ UINTN I2cBus;
+} MV_I2C_IO_EXPANDER_DESC;
+
+typedef struct {
+ MV_SOC_GPIO_DESC *SoC;
+ UINTN GpioDevCount;
+ MV_I2C_IO_EXPANDER_DESC *I2cIoExpanderDesc;
+ UINTN I2cIoExpanderCount;
+} MV_BOARD_GPIO_DESC;
+
+EFI_STATUS
+EFIAPI
+ArmadaBoardDescGpioGet (
+ IN OUT MV_I2C_IO_EXPANDER_DESC **I2cIoExpanderDesc,
+ IN OUT UINTN *I2cIoExpanderCount
+ );
+
+//
// I2C devices per-board description
//
typedef struct {
--
2.7.4
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