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dts: arm: nordic: Fix SRAM partitioning #97785

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dts: arm: nordic: Fix SRAM partitioning #97785

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01f77cf
dts: arm: nordic: Add ranges and address/size cells to SRAM nodes
nordicjm Oct 17, 2025
71d6f8a
dts: vendor: nordic: nrf91: Fix SRAM partitioning
nordicjm Oct 17, 2025
d2eff13
dts: vendor: nordic: nrf5340: Fix SRAM partitioning
nordicjm Oct 17, 2025
7657e67
boards: native: nrf_bsim: Fix for new memory layout
nordicjm Oct 17, 2025
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8 changes: 5 additions & 3 deletions boards/native/nrf_bsim/nrf5340bsim_nrf5340_cpuapp.dts
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Expand Up @@ -16,7 +16,6 @@

/* We need to remove aliases to nodes we delete */
aliases {
/delete-property/ sram-0;
/delete-property/ i2c-0;
/delete-property/ spi-0;
/delete-property/ i2c-1;
Expand Down Expand Up @@ -48,8 +47,6 @@
};

soc {
/delete-node/ memory@20000000;

peripheral@50000000 {
/delete-node/ dcnf@0;
/delete-node/ oscillator@4000;
Expand Down Expand Up @@ -110,6 +107,11 @@
};
};

&sram0 {
reg = <0x20000000 DT_SIZE_K(512)>;
ranges = <0x0 0x20000000 DT_SIZE_K(512)>;
};

&gpiote {
status = "okay";
};
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7 changes: 5 additions & 2 deletions boards/native/nrf_bsim/nrf5340bsim_nrf5340_cpunet.dts
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Expand Up @@ -16,7 +16,6 @@

/* We need to remove aliases to nodes we delete */
aliases {
/delete-property/ sram-0;
/delete-property/ sram-1;
/delete-property/ wdt-0;
/delete-property/ i2c-0;
Expand All @@ -33,7 +32,6 @@
};

soc {
/delete-node/ memory@20000000;
/delete-node/ memory@21000000;
/delete-node/ watchdog@4100b000;
/delete-node/ i2c@41013000;
Expand Down Expand Up @@ -70,6 +68,11 @@
};
};

&sram0 {
reg = <0x20000000 DT_SIZE_K(512)>;
ranges = <0x0 0x20000000 DT_SIZE_K(512)>;
};

&gpiote {
status = "okay";
};
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf51822.dtsi
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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: Apache-2.0 */

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dts/arm/nordic/nrf51822.dtsi:1 File has no SPDX-FileCopyrightText header, consider adding one.

#include <arm/armv6-m.dtsi>
#include <nordic/nrf_common.dtsi>
Expand Down Expand Up @@ -47,6 +47,8 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

power: power@40000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf51822_qfaa.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(16)>;
ranges = <0x0 0x20000000 DT_SIZE_K(16)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf51822_qfab.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(16)>;
ranges = <0x0 0x20000000 DT_SIZE_K(16)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf51822_qfac.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(32)>;
ranges = <0x0 0x20000000 DT_SIZE_K(32)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52805.dtsi
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Expand Up @@ -52,6 +52,8 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

clock: clock@40000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52805_caaa.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(24)>;
ranges = <0x0 0x20000000 DT_SIZE_K(24)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52810.dtsi
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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: Apache-2.0 */

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dts/arm/nordic/nrf52810.dtsi:1 File has no SPDX-FileCopyrightText header, consider adding one.

#include <arm/armv7-m.dtsi>
#include <nordic/nrf_common.dtsi>
Expand Down Expand Up @@ -56,6 +56,8 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

clock: clock@40000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52810_qfaa.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(24)>;
ranges = <0x0 0x20000000 DT_SIZE_K(24)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52811.dtsi
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Expand Up @@ -60,6 +60,8 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

clock: clock@40000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52811_qfaa.dtsi
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&sram0 {
reg = <0x20000000 DT_SIZE_K(24)>;
ranges = <0x0 0x20000000 DT_SIZE_K(24)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52820.dtsi
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Expand Up @@ -59,6 +59,8 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

clock: clock@40000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52820_qdaa.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(32)>;
ranges = <0x0 0x20000000 DT_SIZE_K(32)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52832.dtsi
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/* SPDX-License-Identifier: Apache-2.0 */

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dts/arm/nordic/nrf52832.dtsi:1 File has no SPDX-FileCopyrightText header, consider adding one.

#include <arm/armv7-m.dtsi>
#include <nordic/nrf_common.dtsi>
Expand Down Expand Up @@ -56,6 +56,8 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

clock: clock@40000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52832_ciaa.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(64)>;
ranges = <0x0 0x20000000 DT_SIZE_K(64)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52832_qfaa.dtsi
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&sram0 {
reg = <0x20000000 DT_SIZE_K(64)>;
ranges = <0x0 0x20000000 DT_SIZE_K(64)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52832_qfab.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(32)>;
ranges = <0x0 0x20000000 DT_SIZE_K(32)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52833.dtsi
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Expand Up @@ -60,6 +60,8 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

clock: clock@40000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52833_qdaa.dtsi
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&sram0 {
reg = <0x20000000 DT_SIZE_K(128)>;
ranges = <0x0 0x20000000 DT_SIZE_K(128)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52833_qiaa.dtsi
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&sram0 {
reg = <0x20000000 DT_SIZE_K(128)>;
ranges = <0x0 0x20000000 DT_SIZE_K(128)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52840.dtsi
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@@ -1,4 +1,4 @@
/* SPDX-License-Identifier: Apache-2.0 */

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dts/arm/nordic/nrf52840.dtsi:1 File has no SPDX-FileCopyrightText header, consider adding one.

#include <arm/armv7-m.dtsi>
#include <nordic/nrf_common.dtsi>
Expand Down Expand Up @@ -56,6 +56,8 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

clock: clock@40000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52840_qfaa.dtsi
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&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52840_qiaa.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

&power {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf5340_cpuapp.dtsi
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Expand Up @@ -54,6 +54,8 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

peripheral@50000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf5340_cpuapp_qkaa.dtsi
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&sram0 {
reg = <0x20000000 DT_SIZE_K(512)>;
ranges = <0x0 0x20000000 DT_SIZE_K(512)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf5340_cpuappns.dtsi
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Expand Up @@ -37,6 +37,8 @@
soc {
sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

peripheral@40000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf5340_cpuappns_qkaa.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(512)>;
ranges = <0x0 0x20000000 DT_SIZE_K(512)>;
};

/ {
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4 changes: 4 additions & 0 deletions dts/arm/nordic/nrf5340_cpunet.dtsi
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Expand Up @@ -48,11 +48,15 @@

sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

sram1: memory@21000000 {
compatible = "zephyr,memory-region", "mmio-sram";
zephyr,memory-region = "SRAM1";
#address-cells = <1>;
#size-cells = <1>;
};

clock: clock@41005000 {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf5340_cpunet_qkaa.dtsi
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Expand Up @@ -13,10 +13,12 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(512)>;
ranges = <0x0 0x20000000 DT_SIZE_K(512)>;
};

&sram1 {
reg = <0x21000000 DT_SIZE_K(64)>;
ranges = <0x0 0x21000000 DT_SIZE_K(64)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf91.dtsi
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Expand Up @@ -34,6 +34,8 @@
soc {
sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

peripheral@50000000 {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9131_laca.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9131ns_laca.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9151_laca.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9151ns_laca.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9160_sica.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9160ns_sica.dtsi
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&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9161_laca.dtsi
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Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

/ {
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1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9161ns_laca.dtsi
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&sram0 {
reg = <0x20000000 DT_SIZE_K(256)>;
ranges = <0x0 0x20000000 DT_SIZE_K(256)>;
};

/ {
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2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf91ns.dtsi
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Expand Up @@ -35,6 +35,8 @@
soc {
sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

peripheral@40000000 {
Expand Down
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