Add a node for the Freescale/NXP QuadSPI controller with a proper
pinctrl set and enable it for the i.MX8MQ EVK board.
Signed-off-by: Carlo Caione <ccaione@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 27 ++++++++++++++++++++
arch/arm64/boot/dts/freescale/imx8mq.dtsi | 13 ++++++++++
2 files changed, 40 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
index f74b13aa5aa5..ae181c2a5003 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts
@@ -137,6 +137,21 @@
status = "okay";
};
+&spi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_qspi>;
+ status = "okay";
+
+ flash0: n25q256a@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "micron,n25q256a", "jedec,spi-nor";
+ spi-max-frequency = <29000000>;
+ spi-nor,ddr-quad-read-dummy = <6>;
+ };
+};
+
&usdhc1 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc1>;
@@ -195,6 +210,18 @@
>;
};
+ pinctrl_qspi: qspigrp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x82
+ MX8MQ_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B 0x82
+ MX8MQ_IOMUXC_NAND_DATA00_QSPI_A_DATA0 0x82
+ MX8MQ_IOMUXC_NAND_DATA01_QSPI_A_DATA1 0x82
+ MX8MQ_IOMUXC_NAND_DATA02_QSPI_A_DATA2 0x82
+ MX8MQ_IOMUXC_NAND_DATA03_QSPI_A_DATA3 0x82
+
+ >;
+ };
+
pinctrl_reg_usdhc2: regusdhc2grpgpio {
fsl,pins = <
MX8MQ_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index dbedc4a5e7fb..e0059f451591 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -516,6 +516,19 @@
};
};
+ spi0: spi@30bb0000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "fsl,imx7d-qspi";
+ reg = <0x30bb0000 0x10000>, <0x08000000 0x10000000>;
+ reg-names = "QuadSPI", "QuadSPI-memory";
+ interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk IMX8MQ_CLK_QSPI_ROOT>,
+ <&clk IMX8MQ_CLK_QSPI_ROOT>;
+ clock-names = "qspi_en", "qspi";
+ status = "disabled";
+ };
+
gic: interrupt-controller@38800000 {
compatible = "arm,gic-v3";
reg = <0x38800000 0x10000>, /* GIC Dist */
--
2.19.1
