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authorSteven Lee <steven_lee@aspeedtech.com>2025-05-02 18:34:37 +0800
committerCédric Le Goater <clg@redhat.com>2025-05-05 09:38:55 +0200
commit91064bea6b2d747a981cb3bd2904e56f443e6c67 (patch)
treeaa57d7cca9aefe43b27515eadcddbace15582d1a /include/hw
parentd2b857ef9a997237ebedda53c3db50b264baf4fc (diff)
downloadfocaccia-qemu-91064bea6b2d747a981cb3bd2904e56f443e6c67.tar.gz
focaccia-qemu-91064bea6b2d747a981cb3bd2904e56f443e6c67.zip
aspeed: ast27x0: Map unimplemented devices in SoC memory
Maps following unimplemented devices in SoC memory
- dpmcu
- iomem
- iomem0
- iomem1
- ltpi

Iomem, Iomem0 and Iomem1 include unimplemented controllers in the memory ranges 0x0 - 0x1000000, 0x120000000 - 0x121000000 and
0x14000000 - 0x141000000.

For instance:
- USB hub at 0x12010000
- eSPI at 0x14C5000
- PWM at 0x140C0000

DPMCU stands for Display Port MCU controller. LTPI is used to connect to AST1700.
AST1700 is an I/O expander that supports the DC-SCM 2.1 LTPI protocol.
It provides AST2700 with additional GPIO, UART, I3C, and other interfaces.

Signed-off-by: Steven Lee <steven_lee@aspeedtech.com>
Change-Id: Iae4db49a4818af3e2c43c16a27fc76329d2405d6
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Link: https://lore.kernel.org/qemu-devel/20250502103449.3091642-2-steven_lee@aspeedtech.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'include/hw')
-rw-r--r--include/hw/arm/aspeed_soc.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h
index 4dcb1010dc..5fcfd2fe2e 100644
--- a/include/hw/arm/aspeed_soc.h
+++ b/include/hw/arm/aspeed_soc.h
@@ -91,6 +91,8 @@ struct AspeedSoCState {
     SerialMM uart[ASPEED_UARTS_NUM];
     Clock *sysclk;
     UnimplementedDeviceState iomem;
+    UnimplementedDeviceState iomem0;
+    UnimplementedDeviceState iomem1;
     UnimplementedDeviceState video;
     UnimplementedDeviceState emmc_boot_controller;
     UnimplementedDeviceState dpmcu;
@@ -98,6 +100,7 @@ struct AspeedSoCState {
     UnimplementedDeviceState espi;
     UnimplementedDeviceState udc;
     UnimplementedDeviceState sgpiom;
+    UnimplementedDeviceState ltpi;
     UnimplementedDeviceState jtag[ASPEED_JTAG_NUM];
     AspeedAPB2OPBState fsi[2];
 };
@@ -173,6 +176,9 @@ enum {
     ASPEED_DEV_VBOOTROM,
     ASPEED_DEV_SPI_BOOT,
     ASPEED_DEV_IOMEM,
+    ASPEED_DEV_IOMEM0,
+    ASPEED_DEV_IOMEM1,
+    ASPEED_DEV_LTPI,
     ASPEED_DEV_UART0,
     ASPEED_DEV_UART1,
     ASPEED_DEV_UART2,