ARM: socfpga: add support for IS1 board

This adds support for IS1 board. Pretty usual socfpga board,
256MB of RAM, does not have MMC, two SPI chips, one ethernet port, two
additional ethernet ports connected to the FPGA.

Signed-off-by: Pavel Machek <pavel@denx.de>

3 files changed, 113 insertions, 0 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index a8276138ab..f81bd8b5e5 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -105,6 +105,7 @@ dtb-$(CONFIG_THUNDERX) += thunderx-88xx.dtb
 
 dtb-$(CONFIG_ARCH_SOCFPGA) +=				\
 	socfpga_arria5_socdk.dtb			\
+	socfpga_cyclone5_is1.dtb			\
 	socfpga_cyclone5_mcvevk.dtb			\
 	socfpga_cyclone5_socdk.dtb			\
 	socfpga_cyclone5_de0_nano_soc.dtb			\
diff --git a/arch/arm/dts/socfpga_cyclone5_is1.dts b/arch/arm/dts/socfpga_cyclone5_is1.dts
new file mode 100644
index 0000000000..16a3283710
--- /dev/null
+++ b/arch/arm/dts/socfpga_cyclone5_is1.dts
@@ -0,0 +1,106 @@
+/*
+ *  Copyright (C) 2012 Altera Corporation <www.altera.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include "socfpga_cyclone5.dtsi"
+
+/ {
+	model = "SoCFPGA Cyclone V IS1";
+	compatible = "anonymous,socfpga-is1", "altr,socfpga-cyclone5", "altr,socfpga";
+
+	chosen {
+		bootargs = "console=ttyS0,115200";
+	};
+
+	memory {
+		name = "memory";
+		device_type = "memory";
+		reg = <0x0 0x10000000>;
+	};
+
+	aliases {
+		ethernet0 = &gmac1;
+		udc0 = &usb1;
+	};
+
+	regulator_3_3v: 3-3-v-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
+	soc {
+		u-boot,dm-pre-reloc;
+	};
+};
+
+&gmac1 {
+	status = "okay";
+	phy-mode = "rgmii";
+
+	rxd0-skew-ps = <0>;
+	rxd1-skew-ps = <0>;
+	rxd2-skew-ps = <0>;
+	rxd3-skew-ps = <0>;
+	txen-skew-ps = <0>;
+	txc-skew-ps = <2600>;
+	rxdv-skew-ps = <0>;
+	rxc-skew-ps = <2000>;
+};
+
+&gpio1 {
+	status = "okay";
+};
+
+&i2c0 {
+	status = "okay";
+
+	eeprom@51 {
+		compatible = "atmel,24c32";
+		reg = <0x51>;
+		pagesize = <32>;
+	};
+
+	rtc@68 {
+		compatible = "dallas,ds1339";
+		reg = <0x68>;
+	};
+};
+
+&mmc0 {
+	status = "okay";
+	u-boot,dm-pre-reloc;
+
+	cd-gpios = <&portb 18 0>;
+	vmmc-supply = <&regulator_3_3v>;
+	vqmmc-supply = <&regulator_3_3v>;
+};
+
+&qspi {
+	status = "okay";
+	u-boot,dm-pre-reloc;
+
+	flash0: n25q00@0 {
+		u-boot,dm-pre-reloc;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "n25q00";
+		reg = <0>;      /* chip select */
+		spi-max-frequency = <100000000>;
+		m25p,fast-read;
+		page-size = <256>;
+		block-size = <16>; /* 2^16, 64KB */
+		read-delay = <4>;  /* delay value in read data capture register */
+		tshsl-ns = <50>;
+		tsd2d-ns = <50>;
+		tchsh-ns = <4>;
+		tslch-ns = <4>;
+	};
+};
+
+&usb1 {
+	status = "okay";
+};
diff --git a/arch/arm/mach-socfpga/Kconfig b/arch/arm/mach-socfpga/Kconfig
index 1484607754..c4432cfe10 100644
--- a/arch/arm/mach-socfpga/Kconfig
+++ b/arch/arm/mach-socfpga/Kconfig
@@ -35,6 +35,10 @@ config TARGET_SOCFPGA_EBV_SOCRATES
 	bool "EBV SoCrates (Cyclone V)"
 	select TARGET_SOCFPGA_CYCLONE5
 
+config TARGET_SOCFPGA_IS1
+	bool "IS1 (Cyclone V)"
+	select TARGET_SOCFPGA_CYCLONE5
+
 config TARGET_SOCFPGA_SAMTEC_VINING_FPGA
 	bool "samtec VIN|ING FPGA (Cyclone V)"
 	select TARGET_SOCFPGA_CYCLONE5
@@ -53,6 +57,7 @@ config SYS_BOARD
 	default "arria5-socdk" if TARGET_SOCFPGA_ARRIA5_SOCDK
 	default "cyclone5-socdk" if TARGET_SOCFPGA_CYCLONE5_SOCDK
 	default "de0-nano-soc" if TARGET_SOCFPGA_TERASIC_DE0_NANO
+	default "is1" if TARGET_SOCFPGA_IS1
 	default "mcvevk" if TARGET_SOCFPGA_DENX_MCVEVK
 	default "sockit" if TARGET_SOCFPGA_TERASIC_SOCKIT
 	default "socrates" if TARGET_SOCFPGA_EBV_SOCRATES
@@ -75,6 +80,7 @@ config SYS_CONFIG_NAME
 	default "socfpga_arria5_socdk" if TARGET_SOCFPGA_ARRIA5_SOCDK
 	default "socfpga_cyclone5_socdk" if TARGET_SOCFPGA_CYCLONE5_SOCDK
 	default "socfpga_de0_nano_soc" if TARGET_SOCFPGA_TERASIC_DE0_NANO
+	default "socfpga_is1" if TARGET_SOCFPGA_IS1
 	default "socfpga_mcvevk" if TARGET_SOCFPGA_DENX_MCVEVK
 	default "socfpga_sockit" if TARGET_SOCFPGA_TERASIC_SOCKIT
 	default "socfpga_socrates" if TARGET_SOCFPGA_EBV_SOCRATES