admin/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2025-12-07 20:06:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

arm64: dts: st: Add SPI NOR flash support on stm32mp257f-ev1 board

Browse Source 
Add SPI NOR flash nor support on stm32mp257f-ev1 board.

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Link: https://lore.kernel.org/r/20250512-upstream_omm_ospi_dts-v10-3-fca0fbe6d10a@foss.st.com
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
This commit is contained in:
Patrice Chotard
2025-05-12 08:29:33 +02:00
committed by Alexandre Torgue
parent 6dabe0d862
commit cad2492de9
1 changed files with 32 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
View File

@@ -80,6 +80,11 @@
reg = <0x0 0x80000000 0x0 0x4000000>;
no-map;
};
mm_ospi1: mm-ospi@60000000 {
reg = <0x0 0x60000000 0x0 0x10000000>;
no-map;
};
};
};
@@ -190,6 +195,33 @@
status = "disabled";
};
&ommanager {
memory-region = <&mm_ospi1>;
pinctrl-0 = <&ospi_port1_clk_pins_a
&ospi_port1_io03_pins_a
&ospi_port1_cs0_pins_a>;
pinctrl-1 = <&ospi_port1_clk_sleep_pins_a
&ospi_port1_io03_sleep_pins_a
&ospi_port1_cs0_sleep_pins_a>;
pinctrl-names = "default", "sleep";
status = "okay";
spi@0 {
#address-cells = <1>;
#size-cells = <0>;
memory-region = <&mm_ospi1>;
status = "okay";
flash0: flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-rx-bus-width = <4>;
spi-tx-bus-width = <4>;
spi-max-frequency = <50000000>;
};
};
};
&rtc {
status = "okay";
};