Commit 77a0a30b authored by Anilkumar Kolli's avatar Anilkumar Kolli Committed by Kalle Valo

dt: bindings: add new DT entry for ath11k PCI device support

Ath11k driver supports PCI devices such as QCN9074/QCA6390.
Ath11k firmware uses host DDR memory, DT entry is used to
reserve host DDR memory regions, send these memory base
addresses using DT entries.
Signed-off-by: default avatarAnilkumar Kolli <akolli@codeaurora.org>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarKalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/1638789319-2950-1-git-send-email-akolli@codeaurora.org
parent beefee71
......@@ -150,6 +150,12 @@ properties:
string to uniquely identify variant of the calibration data in the
board-2.bin for designs with colliding bus and device specific ids
memory-region:
maxItems: 1
description:
phandle to a node describing reserved memory (System RAM memory)
used by ath11k firmware (see bindings/reserved-memory/reserved-memory.txt)
required:
- compatible
- reg
......@@ -279,3 +285,27 @@ examples:
"tcl2host-status-ring";
qcom,rproc = <&q6v5_wcss>;
};
- |
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
qcn9074_0: qcn9074_0@51100000 {
no-map;
reg = <0x0 0x51100000 0x0 0x03500000>;
};
};
pci {
pcie0 {
#size-cells = <2>;
#address-cells = <3>;
wifi_0: wifi@0 {
reg = <0 0 0 0 0>;
memory-region = <&qcn9074_0>;
};
};
};
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment