On Fri, Nov 03, 2017 at 10:16:54AM +0000, Ard Biesheuvel wrote:
> Add the drivers, library resolutions and PCD settings to enable RTC
> support on DeveloperBox. Also, update PlatformDxe to register the
> non-discoverable device handles for both I2C controllers.
> 
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org>

Reviewed-by: Leif Lindholm <leif.lindh...@linaro.org>

> ---
>  Platform/Socionext/DeveloperBox/DeveloperBox.dsc                             
>              |  8 ++-
>  Platform/Socionext/DeveloperBox/DeveloperBox.fdf                             
>              |  5 ++
>  Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.c                
>              | 76 +++++++++++++++++---
>  Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.inf              
>              |  6 +-
>  Silicon/Socionext/SynQuacer/Include/Platform/MemoryMap.h                     
>              |  8 +++
>  
> Silicon/Socionext/SynQuacer/Library/SynQuacerMemoryInitPeiLib/SynQuacerMemoryInitPeiLib.c
>  |  4 ++
>  6 files changed, 96 insertions(+), 11 deletions(-)
> 
> diff --git a/Platform/Socionext/DeveloperBox/DeveloperBox.dsc 
> b/Platform/Socionext/DeveloperBox/DeveloperBox.dsc
> index b558b1f805b4..91898faa6ecc 100644
> --- a/Platform/Socionext/DeveloperBox/DeveloperBox.dsc
> +++ b/Platform/Socionext/DeveloperBox/DeveloperBox.dsc
> @@ -446,8 +446,7 @@ [Components.common]
>    
> MdeModulePkg/Universal/MonotonicCounterRuntimeDxe/MonotonicCounterRuntimeDxe.inf
>    EmbeddedPkg/RealTimeClockRuntimeDxe/RealTimeClockRuntimeDxe.inf {
>      <LibraryClasses>
> -      ## TODO
> -      
> RealTimeClockLib|EmbeddedPkg/Library/TemplateRealTimeClockLib/TemplateRealTimeClockLib.inf
> +      
> RealTimeClockLib|Silicon/NXP/Library/Pcf8563RealTimeClockLib/Pcf8563RealTimeClockLib.inf
>    }
>    MdeModulePkg/Universal/ResetSystemRuntimeDxe/ResetSystemRuntimeDxe.inf
>    MdeModulePkg/Core/RuntimeDxe/RuntimeDxe.inf
> @@ -627,6 +626,11 @@ [Components.common]
>  
>    Platform/Socionext/DeveloperBox/OsInstallerMenuDxe/OsInstallerMenuDxe.inf
>  
> +  #
> +  # I2C
> +  #
> +  Silicon/Socionext/SynQuacer/Drivers/SynQuacerI2cDxe/SynQuacerI2cDxe.inf
> +
>  !if $(DO_X86EMU) == TRUE
>    #
>    # x86 emulator
> diff --git a/Platform/Socionext/DeveloperBox/DeveloperBox.fdf 
> b/Platform/Socionext/DeveloperBox/DeveloperBox.fdf
> index 19dbcf17c1e1..368bf801e036 100644
> --- a/Platform/Socionext/DeveloperBox/DeveloperBox.fdf
> +++ b/Platform/Socionext/DeveloperBox/DeveloperBox.fdf
> @@ -236,6 +236,11 @@ [FV.FvMain]
>  
>    INF 
> Platform/Socionext/DeveloperBox/OsInstallerMenuDxe/OsInstallerMenuDxe.inf
>  
> +  #
> +  # I2C
> +  #
> +  INF Silicon/Socionext/SynQuacer/Drivers/SynQuacerI2cDxe/SynQuacerI2cDxe.inf
> +
>  !if $(DO_X86EMU) == TRUE
>    #
>    # x86 emulator
> diff --git a/Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.c 
> b/Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.c
> index 1d300b15e25b..b39cbc5f5291 100644
> --- a/Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.c
> +++ b/Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.c
> @@ -62,27 +62,61 @@ STATIC EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR mNetsecDesc[] = {
>    }
>  };
>  
> +STATIC EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR mI2c0Desc[] = {
> +  {
> +    ACPI_ADDRESS_SPACE_DESCRIPTOR,                    // Desc
> +    sizeof (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR) - 3,   // Len
> +    ACPI_ADDRESS_SPACE_TYPE_MEM,                      // ResType
> +    0,                                                // GenFlag
> +    0,                                                // SpecificFlag
> +    32,                                               // AddrSpaceGranularity
> +    SYNQUACER_I2C0_BASE,                              // AddrRangeMin
> +    SYNQUACER_I2C0_BASE + SYNQUACER_I2C0_SIZE - 1,    // AddrRangeMax
> +    0,                                                // 
> AddrTranslationOffset
> +    SYNQUACER_I2C0_SIZE,                              // AddrLen
> +  }, {
> +    ACPI_END_TAG_DESCRIPTOR                           // Desc
> +  }
> +};
> +
> +STATIC EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR mI2c1Desc[] = {
> +  {
> +    ACPI_ADDRESS_SPACE_DESCRIPTOR,                    // Desc
> +    sizeof (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR) - 3,   // Len
> +    ACPI_ADDRESS_SPACE_TYPE_MEM,                      // ResType
> +    0,                                                // GenFlag
> +    0,                                                // SpecificFlag
> +    32,                                               // AddrSpaceGranularity
> +    SYNQUACER_I2C1_BASE,                              // AddrRangeMin
> +    SYNQUACER_I2C1_BASE + SYNQUACER_I2C1_SIZE - 1,    // AddrRangeMax
> +    0,                                                // 
> AddrTranslationOffset
> +    SYNQUACER_I2C1_SIZE,                              // AddrLen
> +  }, {
> +    ACPI_END_TAG_DESCRIPTOR                           // Desc
> +  }
> +};
> +
>  STATIC
>  EFI_STATUS
> -RegisterNetsec (
> -  VOID
> +RegisterDevice (
> +  IN  EFI_GUID                            *TypeGuid,
> +  IN  EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR   *Desc,
> +  OUT EFI_HANDLE                          *Handle
>    )
>  {
>    NON_DISCOVERABLE_DEVICE             *Device;
>    EFI_STATUS                          Status;
> -  EFI_HANDLE                          Handle;
>  
>    Device = (NON_DISCOVERABLE_DEVICE *)AllocateZeroPool (sizeof (*Device));
>    if (Device == NULL) {
>      return EFI_OUT_OF_RESOURCES;
>    }
>  
> -  Device->Type = &gNetsecNonDiscoverableDeviceGuid;
> +  Device->Type = TypeGuid;
>    Device->DmaType = NonDiscoverableDeviceDmaTypeNonCoherent;
> -  Device->Resources = mNetsecDesc;
> +  Device->Resources = Desc;
>  
> -  Handle = NULL;
> -  Status = gBS->InstallMultipleProtocolInterfaces (&Handle,
> +  Status = gBS->InstallMultipleProtocolInterfaces (Handle,
>                    &gEdkiiNonDiscoverableDeviceProtocolGuid, Device,
>                    NULL);
>    if (EFI_ERROR (Status)) {
> @@ -106,6 +140,7 @@ PlatformDxeEntryPoint (
>    EFI_STATUS                      Status;
>    VOID                            *Dtb;
>    UINTN                           DtbSize;
> +  EFI_HANDLE                      Handle;
>  
>    Dtb = NULL;
>    Status = DtPlatformLoadDtb (&Dtb, &DtbSize);
> @@ -118,5 +153,30 @@ PlatformDxeEntryPoint (
>        Status));
>    }
>  
> -  return RegisterNetsec ();
> +  Handle = NULL;
> +  Status = RegisterDevice (&gNetsecNonDiscoverableDeviceGuid, mNetsecDesc,
> +             &Handle);
> +  ASSERT_EFI_ERROR (Status);
> +
> +  Handle = NULL;
> +  Status = RegisterDevice (&gSynQuacerNonDiscoverableRuntimeI2cMasterGuid,
> +             mI2c0Desc, &Handle);
> +  ASSERT_EFI_ERROR (Status);
> +
> +  //
> +  // Install the PCF8563 I2C Master protocol on this handle so the RTC driver
> +  // can identify it as the I2C master it can invoke directly, rather than
> +  // through the I2C driver stack (which cannot be used at runtime)
> +  //
> +  Status = gBS->InstallProtocolInterface (&Handle,
> +                  &gPcf8563RealTimeClockLibI2cMasterProtolGuid,
> +                  EFI_NATIVE_INTERFACE, NULL);
> +  ASSERT_EFI_ERROR (Status);
> +
> +  Handle = NULL;
> +  Status = RegisterDevice (&gSynQuacerNonDiscoverableI2cMasterGuid, 
> mI2c1Desc,
> +             &Handle);
> +  ASSERT_EFI_ERROR (Status);
> +
> +  return EFI_SUCCESS;
>  }
> diff --git a/Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.inf 
> b/Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.inf
> index 25e6248f1c61..478e0c7d33e9 100644
> --- a/Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.inf
> +++ b/Silicon/Socionext/SynQuacer/Drivers/PlatformDxe/PlatformDxe.inf
> @@ -29,6 +29,7 @@ [Packages]
>    EmbeddedPkg/EmbeddedPkg.dec
>    MdeModulePkg/MdeModulePkg.dec
>    MdePkg/MdePkg.dec
> +  Silicon/NXP/Library/Pcf8563RealTimeClockLib/Pcf8563RealTimeClockLib.dec
>    Silicon/Socionext/SynQuacer/Drivers/Net/NetsecDxe/NetsecDxe.dec
>    Silicon/Socionext/SynQuacer/SynQuacer.dec
>  
> @@ -43,9 +44,12 @@ [LibraryClasses]
>  [Guids]
>    gFdtTableGuid
>    gNetsecNonDiscoverableDeviceGuid
> +  gSynQuacerNonDiscoverableI2cMasterGuid
> +  gSynQuacerNonDiscoverableRuntimeI2cMasterGuid
>  
>  [Protocols]
> -  gEdkiiNonDiscoverableDeviceProtocolGuid     ## PRODUCES
> +  gEdkiiNonDiscoverableDeviceProtocolGuid         ## PRODUCES
> +  gPcf8563RealTimeClockLibI2cMasterProtolGuid     ## PRODUCES
>  
>  [FixedPcd]
>    gSynQuacerTokenSpaceGuid.PcdNetsecEepromBase
> diff --git a/Silicon/Socionext/SynQuacer/Include/Platform/MemoryMap.h 
> b/Silicon/Socionext/SynQuacer/Include/Platform/MemoryMap.h
> index 1ccd3122cdda..49795f97602c 100644
> --- a/Silicon/Socionext/SynQuacer/Include/Platform/MemoryMap.h
> +++ b/Silicon/Socionext/SynQuacer/Include/Platform/MemoryMap.h
> @@ -42,6 +42,14 @@
>  #define SYNQUACER_GPIO_BASE             0x51000000
>  #define SYNQUACER_GPIO_SIZE             SIZE_4KB
>  
> +// I2C0 block
> +#define SYNQUACER_I2C0_BASE             0x51200000
> +#define SYNQUACER_I2C0_SIZE             SIZE_4KB
> +
> +// I2C1 block
> +#define SYNQUACER_I2C1_BASE             0x51210000
> +#define SYNQUACER_I2C1_SIZE             SIZE_4KB
> +
>  // eMMC(SDH30)
>  #define SYNQUACER_EMMC_BASE             0x52300000
>  #define SYNQUACER_EMMC_BASE_SZ          SIZE_4KB
> diff --git 
> a/Silicon/Socionext/SynQuacer/Library/SynQuacerMemoryInitPeiLib/SynQuacerMemoryInitPeiLib.c
>  
> b/Silicon/Socionext/SynQuacer/Library/SynQuacerMemoryInitPeiLib/SynQuacerMemoryInitPeiLib.c
> index be9e28d2ff49..c8c940f27917 100644
> --- 
> a/Silicon/Socionext/SynQuacer/Library/SynQuacerMemoryInitPeiLib/SynQuacerMemoryInitPeiLib.c
> +++ 
> b/Silicon/Socionext/SynQuacer/Library/SynQuacerMemoryInitPeiLib/SynQuacerMemoryInitPeiLib.c
> @@ -82,6 +82,10 @@ STATIC CONST ARM_MEMORY_REGION_DESCRIPTOR 
> mVirtualMemoryTable[] = {
>    ARM_DEVICE_REGION (FixedPcdGet32 (PcdNetsecEepromBase),
>                       SYNQUACER_EEPROM_BASE_SZ),
>  
> +  // SynQuacer I2C
> +  ARM_DEVICE_REGION (SYNQUACER_I2C0_BASE, SYNQUACER_I2C0_SIZE),
> +  ARM_DEVICE_REGION (SYNQUACER_I2C1_BASE, SYNQUACER_I2C1_SIZE),
> +
>    // SynQuacer NETSEC
>    ARM_DEVICE_REGION (SYNQUACER_NETSEC_BASE, SYNQUACER_NETSEC_BASE_SZ),
>  
> -- 
> 2.11.0
> 
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