github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-08-01 12:11:59 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

riscv: dts: spacemit: k1-musepi-pro: enable QSPI and add SPI NOR

Browse Source 
Add the QSPI controller node and describe the attached SPI NOR flash
(Winbond W25Q64FWSSAQ).

Add a corresponding vendor flash partition layout.

Signed-off-by: Andre Heider <a.heider@gmail.com>
Link: https://patch.msgid.link/20260513071958.29574-4-a.heider@gmail.com
Signed-off-by: Yixun Lan <dlan@kernel.org>
This commit is contained in:
Andre Heider 2026-05-13 09:19:51 +02:00 committed by Yixun Lan
parent 6bc75cfa56
commit 735b1b205d
1 changed files with 50 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts
View File

@ -44,6 +44,15 @@ reg_vcc_4v: regulator-vcc-4v {
regulator-boot-on;
regulator-always-on;
};
reg_qspi_vcc1v833: regulator-qspi-vcc1v833 {
compatible = "regulator-fixed";
regulator-name = "QSPI_VCC1833";
regulator-min-microvolt = <1833000>;
regulator-max-microvolt = <1833000>;
regulator-always-on;
vin-supply = <&buck4_3v3>;
};
};
&emmc {
@ -239,6 +248,47 @@ dldo7 {
};
};
&qspi {
pinctrl-names = "default";
pinctrl-0 = <&qspi_cfg>;
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <26500000>;
spi-rx-bus-width = <4>;
spi-tx-bus-width = <4>;
vcc-supply = <&reg_qspi_vcc1v833>;
m25p,fast-read;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
bootinfo@0 {
reg = <0x0 0x10000>;
};
private@10000 {
reg = <0x10000 0x10000>;
};
fsbl@20000 {
reg = <0x20000 0x40000>;
};
env@60000 {
reg = <0x60000 0x10000>;
};
opensbi@70000 {
reg = <0x70000 0x30000>;
};
uboot@a0000 {
reg = <0xa0000 0x760000>;
};
};
};
};
&uart0 {
pinctrl-0 = <&uart0_2_cfg>;
pinctrl-names = "default";