AM572x IDK has a Spansion s25fl256s1 QSPI flash on the EVM connected to
TI QSPI IP over CS0. Hence, add QSPI and flash slave DT nodes.
Signed-off-by: Vignesh R <vigne...@ti.com>
---
arch/arm/boot/dts/am57xx-idk-common.dtsi | 49 ++++++++++++++++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/arch/arm/boot/dts/am57xx-idk-common.dtsi
b/arch/arm/boot/dts/am57xx-idk-common.dtsi
index 0e63b9dff6e7..03cec62260e1 100644
--- a/arch/arm/boot/dts/am57xx-idk-common.dtsi
+++ b/arch/arm/boot/dts/am57xx-idk-common.dtsi
@@ -304,3 +304,52 @@
ti,non-removable;
max-frequency = <96000000>;
};
+
+&qspi {
+ status = "okay";
+
+ spi-max-frequency = <76800000>;
+ m25p80@0 {
+ compatible = "s25fl256s1", "jedec,spi-nor";
+ spi-max-frequency = <76800000>;
+ reg = <0>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <4>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ /* MTD partition table.
+ * The ROM checks the first four physical blocks
+ * for a valid file to boot and the flash here is
+ * 64KiB block size.
+ */
+ partition@0 {
+ label = "QSPI.SPL";
+ reg = <0x00000000 0x000040000>;
+ };
+ partition@1 {
+ label = "QSPI.u-boot";
+ reg = <0x00040000 0x00100000>;
+ };
+ partition@2 {
+ label = "QSPI.u-boot-spl-os";
+ reg = <0x00140000 0x00080000>;
+ };
+ partition@3 {
+ label = "QSPI.u-boot-env";
+ reg = <0x001c0000 0x00010000>;
+ };
+ partition@4 {
+ label = "QSPI.u-boot-env.backup1";
+ reg = <0x001d0000 0x0010000>;
+ };
+ partition@5 {
+ label = "QSPI.kernel";
+ reg = <0x001e0000 0x0800000>;
+ };
+ partition@6 {
+ label = "QSPI.file-system";
+ reg = <0x009e0000 0x01620000>;
+ };
+ };
+};
--
2.9.2
