rockchip: rk3368: Add initial support for RK3368 based GeekBox

The GeekBox is a TV box from GeekBuying, based on an MXM3 module.
The module can be used with base boards such as the GeekBox Landingship.
This adds basic support to chain-load U-Boot from Rockchip's miniloader.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

10 files changed, 421 insertions, 0 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 7655d4da9a..51e21bc347 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -42,6 +42,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \
 	rk3288-veyron-minnie.dtb \
 	rk3328-evb.dtb \
 	rk3368-sheep.dtb \
+	rk3368-geekbox.dtb \
 	rk3399-evb.dtb \
 	rk3399-firefly.dtb \
 	rk3399-puma.dtb
diff --git a/arch/arm/dts/rk3368-geekbox.dts b/arch/arm/dts/rk3368-geekbox.dts
new file mode 100644
index 0000000000..46cdddfcea
--- /dev/null
+++ b/arch/arm/dts/rk3368-geekbox.dts
@@ -0,0 +1,319 @@
+/*
+ * Copyright (c) 2016 Andreas Färber
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+#include "rk3368.dtsi"
+#include <dt-bindings/input/input.h>
+
+/ {
+	model = "GeekBox";
+	compatible = "geekbuying,geekbox", "rockchip,rk3368";
+
+	chosen {
+		stdout-path = "serial2:115200n8";
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x0 0x0 0x80000000>;
+	};
+
+	ext_gmac: gmac-clk {
+		compatible = "fixed-clock";
+		clock-frequency = <125000000>;
+		clock-output-names = "ext_gmac";
+		#clock-cells = <0>;
+	};
+
+	ir: ir-receiver {
+		compatible = "gpio-ir-receiver";
+		gpios = <&gpio3 30 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&ir_int>;
+	};
+
+	keys: gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pwr_key>;
+
+		power {
+			gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
+			label = "GPIO Power";
+			linux,code = <KEY_POWER>;
+			wakeup-source;
+		};
+	};
+
+	leds: gpio-leds {
+		compatible = "gpio-leds";
+
+		blue {
+			gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
+			label = "geekbox:blue:led";
+			default-state = "on";
+		};
+
+		red {
+			gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
+			label = "geekbox:red:led";
+			default-state = "off";
+		};
+	};
+
+	vcc_sys: vcc-sys-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_sys";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+};
+
+&emmc {
+	status = "okay";
+	bus-width = <8>;
+	cap-mmc-highspeed;
+	clock-frequency = <150000000>;
+	disable-wp;
+	keep-power-in-suspend;
+	non-removable;
+	num-slots = <1>;
+	vmmc-supply = <&vcc_io>;
+	vqmmc-supply = <&vcc18_flash>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_bus8>;
+};
+
+&gmac {
+	status = "okay";
+	phy-supply = <&vcc_lan>;
+	phy-mode = "rgmii";
+	clock_in_out = "input";
+	assigned-clocks = <&cru SCLK_MAC>;
+	assigned-clock-parents = <&ext_gmac>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&rgmii_pins>;
+	tx_delay = <0x30>;
+	rx_delay = <0x10>;
+};
+
+&i2c0 {
+	status = "okay";
+
+	rk808: pmic@1b {
+		compatible = "rockchip,rk808";
+		reg = <0x1b>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pmic_int>, <&pmic_sleep>;
+		interrupt-parent = <&gpio0>;
+		interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
+		rockchip,system-power-controller;
+		vcc1-supply = <&vcc_sys>;
+		vcc2-supply = <&vcc_sys>;
+		vcc3-supply = <&vcc_sys>;
+		vcc4-supply = <&vcc_sys>;
+		vcc6-supply = <&vcc_sys>;
+		vcc7-supply = <&vcc_sys>;
+		vcc8-supply = <&vcc_io>;
+		vcc9-supply = <&vcc_sys>;
+		vcc10-supply = <&vcc_sys>;
+		vcc11-supply = <&vcc_sys>;
+		vcc12-supply = <&vcc_io>;
+		clock-output-names = "xin32k", "rk808-clkout2";
+		#clock-cells = <1>;
+
+		regulators {
+			vdd_cpu: DCDC_REG1 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1500000>;
+				regulator-name = "vdd_cpu";
+			};
+
+			vdd_log: DCDC_REG2 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <700000>;
+				regulator-max-microvolt = <1500000>;
+				regulator-name = "vdd_log";
+			};
+
+			vcc_ddr: DCDC_REG3 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-name = "vcc_ddr";
+			};
+
+			vcc_io: DCDC_REG4 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc_io";
+			};
+
+			vcc18_flash: LDO_REG1 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc18_flash";
+			};
+
+			vcc33_lcd: LDO_REG2 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc33_lcd";
+			};
+
+			vdd_10: LDO_REG3 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-name = "vdd_10";
+			};
+
+			vcca_18: LDO_REG4 {
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcca_18";
+			};
+
+			vccio_sd: LDO_REG5 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vccio_sd";
+			};
+
+			vdd10_lcd: LDO_REG6 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-name = "vdd10_lcd";
+			};
+
+			vcc_18: LDO_REG7 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc_18";
+			};
+
+			vcc18_lcd: LDO_REG8 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc18_lcd";
+			};
+
+			vcc_sd: SWITCH_REG1 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-name = "vcc_sd";
+			};
+
+			vcc_lan: SWITCH_REG2 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-name = "vcc_lan";
+			};
+		};
+	};
+};
+
+&pinctrl {
+	ir {
+		ir_int: ir-int {
+			rockchip,pins = <3 30 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	keys {
+		pwr_key: pwr-key {
+			rockchip,pins = <0 2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	pmic {
+		pmic_sleep: pmic-sleep {
+			rockchip,pins = <0 0 RK_FUNC_2 &pcfg_pull_none>;
+		};
+
+		pmic_int: pmic-int {
+			rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+};
+
+&tsadc {
+	status = "okay";
+	rockchip,hw-tshut-mode = <0>; /* CRU */
+	rockchip,hw-tshut-polarity = <1>; /* high */
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_otg {
+	status = "okay";
+};
+
+&wdt {
+	status = "okay";
+};
diff --git a/arch/arm/mach-rockchip/rk3368/Kconfig b/arch/arm/mach-rockchip/rk3368/Kconfig
index 82f902fe1e..7dbeb463e7 100644
--- a/arch/arm/mach-rockchip/rk3368/Kconfig
+++ b/arch/arm/mach-rockchip/rk3368/Kconfig
@@ -8,10 +8,15 @@ config TARGET_SHEEP
 	help
 	  Sheep board is designed by Rockchip as a EVB board
 	  for rk3368.
+
+config TARGET_GEEKBOX
+	bool "GeekBox"
+
 endchoice
 
 config SYS_SOC
 	default "rockchip"
 
 source "board/rockchip/sheep_rk3368/Kconfig"
+source "board/geekbuying/geekbox/Kconfig"
 endif
diff --git a/board/geekbuying/geekbox/Kconfig b/board/geekbuying/geekbox/Kconfig
new file mode 100644
index 0000000000..41aa8fbe03
--- /dev/null
+++ b/board/geekbuying/geekbox/Kconfig
@@ -0,0 +1,15 @@
+if TARGET_GEEKBOX
+
+config SYS_BOARD
+	default "geekbox"
+
+config SYS_VENDOR
+	default "geekbuying"
+
+config SYS_CONFIG_NAME
+	default "geekbox"
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+
+endif
diff --git a/board/geekbuying/geekbox/MAINTAINERS b/board/geekbuying/geekbox/MAINTAINERS
new file mode 100644
index 0000000000..7a4989f943
--- /dev/null
+++ b/board/geekbuying/geekbox/MAINTAINERS
@@ -0,0 +1,6 @@
+GEEKBOX
+M:	Andreas Färber <afaerber@suse.de>
+S:	Maintained
+F:	board/geekbuying/geekbox
+F:	include/configs/geekbox.h
+F:	configs/geekbox_defconfig
diff --git a/board/geekbuying/geekbox/Makefile b/board/geekbuying/geekbox/Makefile
new file mode 100644
index 0000000000..5c1d66cc98
--- /dev/null
+++ b/board/geekbuying/geekbox/Makefile
@@ -0,0 +1,7 @@
+#
+# Copyright (c) 2016 Andreas Färber
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	+= geekbox.o
diff --git a/board/geekbuying/geekbox/README b/board/geekbuying/geekbox/README
new file mode 100644
index 0000000000..de980f2f23
--- /dev/null
+++ b/board/geekbuying/geekbox/README
@@ -0,0 +1 @@
+see board/rockchip/sheep_rk3368/README
diff --git a/board/geekbuying/geekbox/geekbox.c b/board/geekbuying/geekbox/geekbox.c
new file mode 100644
index 0000000000..75d121d736
--- /dev/null
+++ b/board/geekbuying/geekbox/geekbox.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2016 Andreas Färber
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#include <common.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+	return 0;
+}
+
+int dram_init(void)
+{
+	gd->ram_size = 0x80000000;
+	return 0;
+}
+
+int dram_init_banksize(void)
+{
+	gd->bd->bi_dram[0].start = 0;
+	gd->bd->bi_dram[0].size = 0x80000000;
+
+	return 0;
+}
diff --git a/configs/geekbox_defconfig b/configs/geekbox_defconfig
new file mode 100644
index 0000000000..0a50bbf73d
--- /dev/null
+++ b/configs/geekbox_defconfig
@@ -0,0 +1,22 @@
+CONFIG_ARM=y
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_ROCKCHIP_RK3368=y
+CONFIG_TARGET_GEEKBOX=y
+CONFIG_DEFAULT_DEVICE_TREE="rk3368-geekbox"
+CONFIG_HUSH_PARSER=y
+# CONFIG_DISPLAY_CPUINFO is not set
+# CONFIG_CMD_IMLS is not set
+CONFIG_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_CLK=y
+CONFIG_SYSRESET=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_ROCKCHIP_RK3368=y
+CONFIG_RAM=y
+CONFIG_DEBUG_UART=y
+CONFIG_DEBUG_UART_BASE=0xFF690000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_DEBUG_UART_ANNOUNCE=y
+CONFIG_DEBUG_UART_SKIP_INIT=y
+CONFIG_ERRNO_STR=y
diff --git a/include/configs/geekbox.h b/include/configs/geekbox.h
new file mode 100644
index 0000000000..6f6007e65b
--- /dev/null
+++ b/include/configs/geekbox.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2016 Andreas Färber
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef __CONFIGS_GEEKBOX_H
+#define __CONFIGS_GEEKBOX_H
+
+#include <configs/rk3368_common.h>
+
+#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_ENV_SIZE			0x2000
+
+#define CONFIG_CONSOLE_SCROLL_LINES		10
+
+#endif