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authorJianjun Wang <jianjun.wang@mediatek.com>2022-02-25 09:20:14 +0800
committerHung-Te Lin <hungte@chromium.org>2022-03-30 14:59:55 +0000
commit1c27671504c1e2cb4a3d858bf2ce1a946f9c8cdb (patch)
tree543ce91343e92f49029d21f6000904c433d5282d
parent51a43f922c65d65fb6d8a8c99f6310bc7f863304 (diff)
mb/google/cherry: Add PCIe domain support for dojo
Add override device tree for dojo and add PCIe domain support. Reference: - MT8195 Register Map V0.3-2, Chapter 3.18 PCIe controller (Page 1250) TEST=Build pass and boot up to kernel successfully via SSD on Dojo board, here is the SSD information in boot log: == NVME IDENTIFY CONTROLLER DATA == PCI VID : 0x15b7 PCI SSVID : 0x15b7 SN : 21517J440114 MN : WDC PC SN530 SDBPTPZ-256G-1006 RAB : 0x4 AERL : 0x7 SQES : 0x66 CQES : 0x44 NN : 0x1 Identified NVMe model WDC PC SN530 SDBPTPZ-256G-1006 BUG=b:178565024 BRANCH=cherry Signed-off-by: Jianjun Wang <jianjun.wang@mediatek.com> Change-Id: Ifb02960504177fe488e6784b954c16b2c8d94972 Reviewed-on: https://review.coreboot.org/c/coreboot/+/62360 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Yu-Ping Wu <yupingso@google.com>
-rw-r--r--src/mainboard/google/cherry/Kconfig3
-rw-r--r--src/mainboard/google/cherry/variants/dojo/overridetree.cb22
2 files changed, 25 insertions, 0 deletions
diff --git a/src/mainboard/google/cherry/Kconfig b/src/mainboard/google/cherry/Kconfig
index 51ad029db3..206c4e41f0 100644
--- a/src/mainboard/google/cherry/Kconfig
+++ b/src/mainboard/google/cherry/Kconfig
@@ -71,4 +71,7 @@ config CHERRY_USE_MAX98390
endchoice
+config OVERRIDE_DEVICETREE
+ default "variants/dojo/overridetree.cb" if BOARD_GOOGLE_DOJO
+
endif
diff --git a/src/mainboard/google/cherry/variants/dojo/overridetree.cb b/src/mainboard/google/cherry/variants/dojo/overridetree.cb
new file mode 100644
index 0000000000..1dff594736
--- /dev/null
+++ b/src/mainboard/google/cherry/variants/dojo/overridetree.cb
@@ -0,0 +1,22 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
+chip soc/mediatek/mt8195
+ device domain 0 on
+ register "pcie_config" = "{
+ .base = 0x112f0000,
+ .mmio_res_io = {
+ .cpu_addr = 0x20000000,
+ .pci_addr = 0x20000000,
+ .size = 16 * MiB,
+ .type = IORESOURCE_IO,
+ },
+ .mmio_res_mem = {
+ .cpu_addr = 0x21000000,
+ .pci_addr = 0x21000000,
+ .size = 48 * MiB,
+ .type = IORESOURCE_MEM,
+ },
+ }"
+ device pci 00.0 on end # - Host Bridge
+ end
+end