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authorVignesh R <vigneshr@ti.com>2018-01-31 21:08:27 +0530
committerTom Rini <trini@konsulko.com>2018-02-07 22:06:18 -0500
commit492322992be31f535dd825b3f0475f05df21256b (patch)
tree55595865bbf4cd3d591677dfa7f6fe266c20cff1 /arch/arm
parenta47506ff8f6f52f9957df2bdd2cdabd4ddff28ba (diff)
ARM: dts: keystone-k2g-ice: Add support for QSPI
K2G ICE has a s25fl256s1 QSPI NOR flash connected to QSPI at CS0. Add DT entries for the same. Signed-off-by: Vignesh R <vigneshr@ti.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/dts/keystone-k2g-ice.dts48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/arm/dts/keystone-k2g-ice.dts b/arch/arm/dts/keystone-k2g-ice.dts
index be63782c97..610baf83fa 100644
--- a/arch/arm/dts/keystone-k2g-ice.dts
+++ b/arch/arm/dts/keystone-k2g-ice.dts
@@ -34,3 +34,51 @@
&i2c1 {
status = "okay";
};
+
+&qspi {
+ status = "okay";
+
+ flash0: m25p80@0 {
+ compatible = "s25fl256s1", "spi-flash";
+ reg = <0>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <4>;
+ spi-max-frequency = <96000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ cdns,read-delay = <5>;
+ cdns,tshsl-ns = <500>;
+ cdns,tsd2d-ns = <500>;
+ cdns,tchsh-ns = <119>;
+ cdns,tslch-ns = <119>;
+
+ partition@0 {
+ label = "QSPI.u-boot";
+ reg = <0x00000000 0x00100000>;
+ };
+ partition@1 {
+ label = "QSPI.u-boot-env";
+ reg = <0x00100000 0x00040000>;
+ };
+ partition@2 {
+ label = "QSPI.skern";
+ reg = <0x00140000 0x0040000>;
+ };
+ partition@3 {
+ label = "QSPI.pmmc-firmware";
+ reg = <0x00180000 0x0040000>;
+ };
+ partition@4 {
+ label = "QSPI.kernel";
+ reg = <0x001c0000 0x0800000>;
+ };
+ partition@5 {
+ label = "QSPI.u-boot-spl-os";
+ reg = <0x009c0000 0x0040000>;
+ };
+ partition@6 {
+ label = "QSPI.file-system";
+ reg = <0x00a00000 0x1600000>;
+ };
+ };
+};