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dts: nordic: add EXMIF peripheral description to nRF54H20

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Added EXMIF peripheral DTS description and bindings.
The peripheral operates as an SPI device.

Signed-off-by: Rafał Kuźnia <rafal.kuznia@nordicsemi.no>
This commit is contained in:
Rafał Kuźnia 2024-04-26 11:15:33 +02:00 • committed by Fabio Baltieri
commit 4d30ccb878
2 changed files with 25 additions and 0 deletions
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12
dts/bindings/spi/nordic,nrf-exmif.yaml Normal file
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@ -0,0 +1,12 @@
# Copyright (c) 2024 Nordic Semiconductor ASA
# SPDX-License-Identifier: Apache-2.0
description: Nordic External Memory Interface (EXMIF)
compatible: "nordic,nrf-exmif"
include: snps,designware-spi.yaml
properties:
reg:
required: true

13
dts/common/nordic/nrf54h20.dtsi
View file

@ -308,6 +308,19 @@
status = "disabled";
};
exmif: spi@95000 {
compatible = "nordic,nrf-exmif", "snps,designware-spi";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x95000 0x500 0x95500 0xb00>;
reg-names = "wrapper", "core";
interrupts = <149 NRF_DEFAULT_IRQ_PRIORITY>;
clock-frequency = <DT_FREQ_M(400)>;
fifo-depth = <32>;
max-xfer-size = <16>;
status = "disabled";
};
cpusec_bellboard: mailbox@99000 {
reg = <0x99000 0x1000>;
status = "disabled";