Add QSPI device tree to Stratix 10.
Sync from Linux Stratix 10 dts.
Tested on Stratix 10 SoC devkit.
SOCFPGA_STRATIX10 # sf probe 0:0
SF: Detected mt25qu02g with page size 256 Bytes, erase size 64 KiB, total 256
MiB
Signed-off-by: Ley Foon Tan <ley.foon....@intel.com>
---
arch/arm/dts/socfpga_stratix10.dtsi | 16 ++++++++++++++++
arch/arm/dts/socfpga_stratix10_socdk.dts | 21 +++++++++++++++++++++
2 files changed, 37 insertions(+)
diff --git a/arch/arm/dts/socfpga_stratix10.dtsi
b/arch/arm/dts/socfpga_stratix10.dtsi
index ee93725d64..1690f0e0bb 100644
--- a/arch/arm/dts/socfpga_stratix10.dtsi
+++ b/arch/arm/dts/socfpga_stratix10.dtsi
@@ -391,5 +391,21 @@
resets = <&rst WATCHDOG3_RESET>;
status = "disabled";
};
+
+ qspi: spi@ff8d2000 {
+ compatible = "cdns,qspi-nor";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0xff8d2000 0x100>,
+ <0xff900000 0x100000>;
+ interrupts = <0 3 4>;
+ cdns,fifo-depth = <128>;
+ cdns,fifo-width = <4>;
+ cdns,trigger-address = <0x00000000>;
+ bus-num = <0>;
+ /*spi-max-frequency = <50000000>;*/
+ status = "disabled";
+ u-boot,dm-pre-reloc;
+ };
};
};
diff --git a/arch/arm/dts/socfpga_stratix10_socdk.dts
b/arch/arm/dts/socfpga_stratix10_socdk.dts
index c59b77d829..4c47415b51 100644
--- a/arch/arm/dts/socfpga_stratix10_socdk.dts
+++ b/arch/arm/dts/socfpga_stratix10_socdk.dts
@@ -10,6 +10,7 @@
aliases {
serial0 = &uart0;
+ spi0 = &qspi;
};
chosen {
@@ -87,6 +88,26 @@
smplsel = <0>;
};
+&qspi {
+ status = "okay";
+
+ flash@0 {
+ u-boot,dm-pre-reloc;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "spi-flash";
+ reg = <0>; /* chip select */
+ spi-max-frequency = <50000000>;
+
+ page-size = <256>;
+ block-size = <16>; /* 2^16, 64KB */
+ cdns,tshsl-ns = <50>;
+ cdns,tsd2d-ns = <50>;
+ cdns,tchsh-ns = <4>;
+ cdns,tslch-ns = <4>;
+ };
+};
+
&uart0 {
status = "okay";
};
--
2.19.0
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