ARM: tegra: add Colibri T30 board support

This adds board support for the Toradex Colibri T30 module.

Working functions:
- SD card boot
- eMMC environment and boot
- USB host/USB client (on the dual role port)
- Network (via ASIX USB)

Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Tom Warren <twarren@nvidia.com>

4 files changed, 103 insertions, 0 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e385eda94c..dd987cca76 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -701,6 +701,9 @@ config TARGET_WHISTLER
 config TARGET_COLIBRI_T20_IRIS
 	bool "Support colibri_t20_iris"
 
+config TARGET_COLIBRI_T30
+	bool "Support Colibri T30"
+
 config TARGET_TEC_NG
 	bool "Support tec-ng"
 
@@ -989,6 +992,7 @@ source "board/timll/devkit3250/Kconfig"
 source "board/timll/devkit8000/Kconfig"
 source "board/toradex/colibri_pxa270/Kconfig"
 source "board/toradex/colibri_t20_iris/Kconfig"
+source "board/toradex/colibri_t30/Kconfig"
 source "board/trizepsiv/Kconfig"
 source "board/ttcontrol/vision2/Kconfig"
 source "board/udoo/Kconfig"
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 6e2e313829..c46b7be63b 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -21,6 +21,7 @@ dtb-$(CONFIG_TEGRA) += tegra20-harmony.dtb \
 	tegra20-colibri_t20_iris.dtb \
 	tegra30-beaver.dtb \
 	tegra30-cardhu.dtb \
+	tegra30-colibri.dtb \
 	tegra30-tec-ng.dtb \
 	tegra114-dalmore.dtb \
 	tegra124-jetson-tk1.dtb \
diff --git a/arch/arm/dts/tegra30-colibri.dts b/arch/arm/dts/tegra30-colibri.dts
new file mode 100644
index 0000000000..43d03ca4fa
--- /dev/null
+++ b/arch/arm/dts/tegra30-colibri.dts
@@ -0,0 +1,85 @@
+/dts-v1/;
+
+#include "tegra30.dtsi"
+
+/ {
+	model = "Toradex Colibri T30";
+	compatible = "toradex,colibri_t30", "nvidia,tegra30";
+
+	aliases {
+		i2c0 = "/i2c@7000d000";
+		i2c1 = "/i2c@7000c000";
+		i2c2 = "/i2c@7000c700";
+		sdhci0 = "/sdhci@78000600";
+		sdhci1 = "/sdhci@78000200";
+		usb0 = "/usb@7d000000";
+		usb1 = "/usb@7d004000"; /* on module only, for ASIX */
+		usb2 = "/usb@7d008000";
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x80000000 0x40000000>;
+	};
+
+	/* GEN1_I2C: I2C_SDA/SCL on SODIMM pin 194/196 (e.g. RTC on carrier
+	   board) */
+	i2c@7000c000 {
+		status = "okay";
+		clock-frequency = <100000>;
+	};
+
+	/* GEN2_I2C: unused */
+
+	/* CAM_I2C: unused */
+
+	/* DDC_CLOCK/DATA on X3 pin 15/16 (e.g. display EDID) */
+	i2c@7000c700 {
+		status = "okay";
+		clock-frequency = <100000>;
+	};
+
+	/* PWR_I2C: power I2C to audio codec, PMIC, temperature sensor and
+	   touch screen controller */
+	i2c@7000d000 {
+		status = "okay";
+		clock-frequency = <100000>;
+	};
+
+	/* SPI1: Colibri SSP */
+	spi@7000d400 {
+		status = "okay";
+		spi-max-frequency = <25000000>;
+	};
+
+	sdhci@78000200 {
+		status = "okay";
+		bus-width = <4>;
+		cd-gpios = <&gpio 23 1>; /* PC7, MMCD */
+	};
+
+	sdhci@78000600 {
+		status = "okay";
+		bus-width = <8>;
+		non-removable;
+	};
+
+	/* EHCI instance 0: USB1_DP/N -> USBC_P/N */
+	usb@7d000000 {
+		status = "okay";
+		dr_mode = "peripheral";
+	};
+
+	/* EHCI instance 1: USB2_DP/N -> AX88772B */
+	usb@7d004000 {
+		status = "okay";
+		phy_type = "utmi";
+		nvidia,vbus-gpio = <&gpio 234 0>;	/* PDD2, VBUS_LAN */
+	};
+
+	/* EHCI instance 2: USB3_DP/N -> USBH_P/N */
+	usb@7d008000 {
+		status = "okay";
+		nvidia,vbus-gpio = <&gpio 178 1>;	/* PW2, USBH_PEN */
+	};
+};
diff --git a/arch/arm/include/asm/mach-types.h b/arch/arm/include/asm/mach-types.h
index 440b041a16..560924e83f 100644
--- a/arch/arm/include/asm/mach-types.h
+++ b/arch/arm/include/asm/mach-types.h
@@ -1106,6 +1106,7 @@ extern unsigned int __machine_arch_type;
 #define MACH_TYPE_OMAP5_SEVM           3777
 #define MACH_TYPE_ARMADILLO_800EVA     3863
 #define MACH_TYPE_KZM9G                4140
+#define MACH_TYPE_COLIBRI_T30          4493
 
 #ifdef CONFIG_ARCH_EBSA110
 # ifdef machine_arch_type
@@ -14235,6 +14236,18 @@ extern unsigned int __machine_arch_type;
 # define machine_is_kzm9g()	(0)
 #endif
 
+#ifdef CONFIG_MACH_COLIBRI_T30
+# ifdef machine_arch_type
+#  undef machine_arch_type
+#  define machine_arch_type	__machine_arch_type
+# else
+#  define machine_arch_type	MACH_TYPE_COLIBRI_T30
+# endif
+# define machine_is_colibri_t30()	(machine_arch_type == MACH_TYPE_COLIBRI_T30)
+#else
+# define machine_is_colibri_t30()	(0)
+#endif
+
 /*
  * These have not yet been registered
  */