[edk2] [platforms: PATCH 2/3] Marvell/Library: ArmadaSoCDescLib: Add North Bridge description

[Marcin Wojtas]

From: Grzegorz Jaszczyk <j...@semihalf.com>

For upcomming patch there is need to get AP806 base, provide required
getter function for it.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Marcin Wojtas <m...@semihalf.com>
---
 Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.h 
|  1 +
 Silicon/Marvell/Include/Library/ArmadaSoCDescLib.h                             
| 10 ++++++++++
 Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.c 
| 17 +++++++++++++++++
 3 files changed, 28 insertions(+)

diff --git 
a/Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.h
 
b/Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.h
index bfc8639..6caee6c 100644
--- 
a/Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.h
+++ 
b/Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.h
@@ -22,6 +22,7 @@
 // Common macros
 //
 #define MV_SOC_CP_BASE(Cp)               (0xF2000000 + ((Cp) * 0x2000000))
+#define MV_SOC_AP806_BASE                0xF0000000
 #define MV_SOC_AP806_COUNT               1
 
 //
diff --git a/Silicon/Marvell/Include/Library/ArmadaSoCDescLib.h 
b/Silicon/Marvell/Include/Library/ArmadaSoCDescLib.h
index 26b075a..7aec9be 100644
--- a/Silicon/Marvell/Include/Library/ArmadaSoCDescLib.h
+++ b/Silicon/Marvell/Include/Library/ArmadaSoCDescLib.h
@@ -20,6 +20,16 @@
 #include <Protocol/EmbeddedGpio.h>
 
 //
+// North Bridge description
+//
+EFI_STATUS
+EFIAPI
+ArmadaSoCAp8xxBaseGet (
+  IN OUT UINT64  *ApBase,
+  IN UINTN        ApIndex
+  );
+
+//
 // ComPhy SoC description
 //
 typedef struct {
diff --git 
a/Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.c
 
b/Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.c
index 5b72c20..089ac2d 100644
--- 
a/Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.c
+++ 
b/Silicon/Marvell/Armada7k8k/Library/Armada7k8kSoCDescLib/Armada7k8kSoCDescLib.c
@@ -30,6 +30,23 @@
 
 EFI_STATUS
 EFIAPI
+ArmadaSoCAp8xxBaseGet (
+  IN OUT UINT64  *ApBase,
+  IN UINTN        ApIndex
+  )
+{
+  if (ApIndex != 0) {
+    DEBUG ((DEBUG_ERROR, "%a: Only one AP806 in A7K/A8K SoC\n", __FUNCTION__));
+    return EFI_INVALID_PARAMETER;
+  }
+
+  *ApBase = MV_SOC_AP806_BASE;
+
+  return EFI_SUCCESS;
+}
+
+EFI_STATUS
+EFIAPI
 ArmadaSoCDescComPhyGet (
   IN OUT MV_SOC_COMPHY_DESC  **ComPhyDesc,
   IN OUT UINTN                *DescCount
-- 
2.7.4

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