Skip to content

[nrf fromlist] dts: arm: nordic: Fix SRAM partitioning #3411

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 3 commits into
base: main
Choose a base branch
from
Open

[nrf fromlist] dts: arm: nordic: Fix SRAM partitioning #3411

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
24cec7b
[nrf fromlist] dts: arm: nordic: Add ranges and address/size cells to…
nordicjm Oct 17, 2025
ab9e89f
[nrf fromlist] dts: vendor: nordic: nrf91: Fix SRAM partitioning
nordicjm Oct 17, 2025
8c869a0
[nrf fromlist] dts: vendor: nordic: nrf5340: Fix SRAM partitioning
nordicjm Oct 17, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf51822.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,8 @@

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

power: power@40000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf51822_qfaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf51822_qfab.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf51822_qfac.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52805.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,8 @@

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

clock: clock@40000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52805_caaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52810.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,8 @@

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

clock: clock@40000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52810_qfaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52811.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -60,6 +60,8 @@

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

clock: clock@40000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52811_qfaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52820.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -60,6 +60,8 @@

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

clock: clock@40000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52820_qdaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52832.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,8 @@

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

clock: clock@40000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52832_ciaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52832_qfaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52832_qfab.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52833.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -60,6 +60,8 @@

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

clock: clock@40000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52833_qdaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(128)>;
ranges = <0x0 0x20000000 DT_SIZE_K(128)>;
};

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52833_qiaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

&sram0 {
reg = <0x20000000 DT_SIZE_K(128)>;
ranges = <0x0 0x20000000 DT_SIZE_K(128)>;
};

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf52840.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,8 @@

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

clock: clock@40000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52840_qfaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf52840_qiaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

&power {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf5340_cpuapp.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,8 @@

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

peripheral@50000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf5340_cpuapp_qkaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf5340_cpuappns.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,8 @@
soc {
sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

peripheral@40000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf5340_cpuappns_qkaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
4 changes: 4 additions & 0 deletions dts/arm/nordic/nrf5340_cpunet.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
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 {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf5340_cpunet_qkaa.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
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)>;
};

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf91.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,8 @@
soc {
sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

peripheral@50000000 {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9131_laca.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9131ns_laca.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9151_laca.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9151ns_laca.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9160_sica.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9160ns_sica.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9161_laca.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
1 change: 1 addition & 0 deletions dts/arm/nordic/nrf9161ns_laca.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

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

/ {
Expand Down
2 changes: 2 additions & 0 deletions dts/arm/nordic/nrf91ns.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,8 @@
soc {
sram0: memory@20000000 {
compatible = "mmio-sram";
#address-cells = <1>;
#size-cells = <1>;
};

peripheral@40000000 {
Expand Down
14 changes: 5 additions & 9 deletions dts/vendor/nordic/nrf5340_shared_sram_partition.dtsi
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -21,15 +21,11 @@
chosen {
zephyr,ipc_shm = &sram0_shared;
};
};

reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
ranges;

sram0_shared: memory@20070000 {
/* Last 64 kB of sram0 */
reg = <0x20070000 0x10000>;
};
&sram0 {
sram0_shared: sram@70000 {
/* Last 64 kB of sram0 */
reg = <0x70000 0x10000>;
};
};
Loading