[edk2-devel] [edk2-platforms PATCH 2/6] Marvell/Armada80x0Db: Introduce SD/MMC ACPI description

Marcin Wojtas mw at semihalf.com
Mon Apr 19 08:48:57 UTC 2021


This patch adds a new description of the board's SD/MMC
interfaces in DSDT table that can work with the newly
introduced support in Linux.

Signed-off-by: Marcin Wojtas <mw at semihalf.com>
---
 Silicon/Marvell/Armada7k8k/AcpiTables/Armada80x0Db/Dsdt.asl | 59 ++++++++++++++++++++
 1 file changed, 59 insertions(+)

diff --git a/Silicon/Marvell/Armada7k8k/AcpiTables/Armada80x0Db/Dsdt.asl b/Silicon/Marvell/Armada7k8k/AcpiTables/Armada80x0Db/Dsdt.asl
index faf1846c22..62ba62c7d2 100644
--- a/Silicon/Marvell/Armada7k8k/AcpiTables/Armada80x0Db/Dsdt.asl
+++ b/Silicon/Marvell/Armada7k8k/AcpiTables/Armada80x0Db/Dsdt.asl
@@ -87,6 +87,65 @@ DefinitionBlock ("DSDT.aml", "DSDT", 2, "MVEBU ", "ARMADA8K", 3)
             })
         }
 
+        Device (MMC0)
+        {
+            Name (_HID, "MRVL0002")     // _HID: Hardware ID
+            Name (_UID, 0x00)           // _UID: Unique ID
+            Name (_CCA, 0x01)           // _CCA: Cache Coherency Attribute
+
+            Name (_CRS, ResourceTemplate ()  // _CRS: Current Resource Settings
+            {
+                Memory32Fixed (ReadWrite,
+                    0xF06E0000,         // Address Base (MMIO)
+                    0x00000300,         // Address Length
+                    )
+                Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive, ,, )
+                {
+                  48
+                }
+            })
+            Name (_DSD, Package () {
+                ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
+                Package () {
+                      Package () { "clock-frequency", 400000000 },
+                      Package () { "bus-width", 8 },
+                      Package () { "marvell,xenon-phy-slow-mode", 0x1 },
+                      Package () { "no-sd", 0x1 },
+                      Package () { "no-sdio", 0x1  },
+                      Package () { "non-removable", 0x1  },
+                }
+            })
+        }
+
+        Device (MMC1)
+        {
+            Name (_HID, "MRVL0004")     // _HID: Hardware ID
+            Name (_UID, 0x01)           // _UID: Unique ID
+            Name (_CCA, 0x01)           // _CCA: Cache Coherency Attribute
+
+            Name (_CRS, ResourceTemplate ()  // _CRS: Current Resource Settings
+            {
+                Memory32Fixed (ReadWrite,
+                    0xF2780000,         // Address Base (MMIO)
+                    0x00000300,         // Address Length
+                    )
+                Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive, ,, )
+                {
+                  CP_GIC_SPI_CP0_SDMMC
+                }
+            })
+            Name (_DSD, Package () {
+                ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
+                Package () {
+                      Package () { "clock-frequency", 400000000 },
+                      Package () { "bus-width", 4 },
+                      Package () { "no-sd", 0x1 },
+                      Package () { "no-sdio", 0x1  },
+                      Package () { "non-removable", 0x1  },
+                }
+            })
+        }
+
         Device (XHC0)
         {
             Name (_HID, "PNP0D10")      // _HID: Hardware ID
-- 
2.29.0



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