MLK-14418-9 imx: mx7dsabresd: add nand/qspi boot support

Add nand/qspi build configurations for their boot support.
Also Add gpmi-nand and qspi specified DTS files for enable them.

For QSPI, this patch changes it to use DM driver.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Ye Li <ye.li@nxp.com>

1 files changed, 44 insertions, 0 deletions

diff --git a/arch/arm/dts/imx7d-sdb-qspi.dtsi b/arch/arm/dts/imx7d-sdb-qspi.dtsi
new file mode 100644
index 0000000..c684b56
--- /dev/null
+++ b/arch/arm/dts/imx7d-sdb-qspi.dtsi
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2015 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/* disable epdc, conflict with qspi */
+&epdc {
+        status = "disabled";
+};
+
+&iomuxc {
+	qspi1 {
+		pinctrl_qspi1_1: qspi1grp_1 {
+			fsl,pins = <
+				MX7D_PAD_EPDC_DATA00__QSPI_A_DATA0 0x51
+				MX7D_PAD_EPDC_DATA01__QSPI_A_DATA1 0x51
+				MX7D_PAD_EPDC_DATA02__QSPI_A_DATA2 0x51
+				MX7D_PAD_EPDC_DATA03__QSPI_A_DATA3 0x51
+				MX7D_PAD_EPDC_DATA05__QSPI_A_SCLK 0x51
+				MX7D_PAD_EPDC_DATA06__QSPI_A_SS0_B 0x51
+			>;
+		};
+	};
+};
+
+&qspi1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_qspi1_1>;
+	status = "okay";
+	ddrsmp=<0>;
+
+	flash0: mx25l51245g@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "spi-flash";
+		spi-max-frequency = <29000000>;
+		/* take off one dummy cycle */
+		spi-nor,ddr-quad-read-dummy = <5>;
+		reg = <0>;
+	};
+};