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authorBoris Brezillon <boris.brezillon@bootlin.com>2018-04-04 22:11:24 +0200
committerBoris Brezillon <boris.brezillon@bootlin.com>2018-04-04 22:11:24 +0200
commit7c0ed565d2a90ba45ea3f895cf625c0091451960 (patch)
treec00416cfb3f6245cc84af572b4b87fd2cc3d53ef /Documentation
parentmtd: ftl: Use DIV_ROUND_UP() (diff)
parentdt-bindings: fsl-quadspi: Add the example of two SPI NOR (diff)
downloadlinux-dev-7c0ed565d2a90ba45ea3f895cf625c0091451960.tar.xz
linux-dev-7c0ed565d2a90ba45ea3f895cf625c0091451960.zip
Merge tag 'spi-nor/for-4.17' of git://git.infradead.org/linux-mtd into mtd/next
* Make fsl-quaspi assign different names to MTD devices connected to the same QSPI controller * Remove an unneeded driver.bus assigned in the fsl-qspi driver
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/mtd/fsl-quadspi.txt24
1 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mtd/fsl-quadspi.txt b/Documentation/devicetree/bindings/mtd/fsl-quadspi.txt
index 63d4d626fbd5..483e9cfac1b1 100644
--- a/Documentation/devicetree/bindings/mtd/fsl-quadspi.txt
+++ b/Documentation/devicetree/bindings/mtd/fsl-quadspi.txt
@@ -39,3 +39,27 @@ qspi0: quadspi@40044000 {
....
};
};
+
+Example showing the usage of two SPI NOR devices:
+
+&qspi2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_qspi2>;
+ status = "okay";
+
+ flash0: n25q256a@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "micron,n25q256a", "jedec,spi-nor";
+ spi-max-frequency = <29000000>;
+ reg = <0>;
+ };
+
+ flash1: n25q256a@1 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "micron,n25q256a", "jedec,spi-nor";
+ spi-max-frequency = <29000000>;
+ reg = <1>;
+ };
+};