firefly: add roc-rk3328-cc board support

Change-Id: Idb11a95a01c828da1e4818e6b4814a448b754f6b

arch/arm/dts/Makefile

@@ -46,6 +46,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \
 	rk3288-veyron-mickey.dtb \
 	rk3288-veyron-minnie.dtb \
 	rk3328-evb.dtb \
+	rk3328-roc-cc.dtb \
 	rk3368-lion.dtb \
 	rk3368-sheep.dtb \
 	rk3368-geekbox.dtb \

arch/arm/dts/rk3328-roc-cc.dts

@@ -0,0 +1,231 @@
+/*
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+/dts-v1/;
+#include "rk3328.dtsi"
+#include "rk3328-sdram-ddr3-666.dtsi"
+
+/ {
+	model = "Firefly ROC-RK3328-CC";
+	compatible = "firefly,roc-rk3328-cc", "rockchip,rk3328";
+
+	chosen {
+		stdout-path = &uart2;
+	};
+
+	vcc3v3_sdmmc: sdmmc-pwren {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3";
+		gpio = <&gpio0 30 GPIO_ACTIVE_HIGH>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	vcc5v0_otg: vcc5v0-otg-drv {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		regulator-name = "vcc5v0_otg";
+		gpio = <&gpio1 26 GPIO_ACTIVE_HIGH>;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+
+	vcc5v0_host_xhci: vcc5v0-host-xhci-drv {
+		status = "disabled";	//usb host xhci and usb otg use the same gpio to enable power
+		compatible = "regulator-fixed";
+		enable-active-high;
+		regulator-name = "vcc5v0_host_xhci";
+		gpio = <&gpio1 26 GPIO_ACTIVE_HIGH>;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+};
+
+&saradc {
+	status = "okay";
+};
+
+&uart2 {
+	u-boot,dm-pre-reloc;
+	status = "okay";
+};
+
+&sdmmc {
+	bus-width = <4>;
+	cap-mmc-highspeed;
+	cap-sd-highspeed;
+	card-detect-delay = <200>;
+	disable-wp;
+	num-slots = <1>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc0_clk>, <&sdmmc0_cmd>, <&sdmmc0_dectn>, <&sdmmc0_bus4>;
+	status = "okay";
+};
+
+&emmc {
+	u-boot,dm-pre-reloc;
+	bus-width = <8>;
+	cap-mmc-highspeed;
+	supports-emmc;
+	disable-wp;
+	non-removable;
+	num-slots = <1>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
+	status = "okay";
+};
+
+&u2phy {
+        status = "okay";
+};
+
+&u2phy_otg {
+        status = "okay";
+};
+
+&u2phy_host {
+        status = "okay";
+};
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_ohci {
+	status = "okay";
+};
+
+&usb20_otg {
+	vbus-supply = <&vcc5v0_otg>;
+	status = "okay";
+};
+
+&usb_host0_xhci {
+	vbus-supply = <&vcc5v0_host_xhci>;
+	status = "okay";
+};
+
+&i2c1 {
+	clock-frequency = <400000>;
+	i2c-scl-rising-time-ns = <168>;
+	i2c-scl-falling-time-ns = <4>;
+	status = "okay";
+
+	rk805: pmic@18 {
+		compatible = "rockchip,rk805";
+		status = "okay";
+		reg = <0x18>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pmic_int_l>;
+		rockchip,system-power-controller;
+		wakeup-source;
+		gpio-controller;
+		#gpio-cells = <2>;
+		#clock-cells = <1>;
+		clock-output-names = "xin32k", "rk805-clkout2";
+
+		pwrkey {
+			status = "okay";
+		};
+
+		regulators {
+			vdd_logic: DCDC_REG1 {
+				regulator-name = "vdd_logic";
+				regulator-min-microvolt = <712500>;
+				regulator-max-microvolt = <1450000>;
+				regulator-ramp-delay = <6001>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1000000>;
+				};
+			};
+
+			vdd_arm: DCDC_REG2 {
+				regulator-name = "vdd_arm";
+				regulator-min-microvolt = <712500>;
+				regulator-max-microvolt = <1450000>;
+				regulator-ramp-delay = <6001>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1000000>;
+				};
+			};
+
+			vcc_ddr: DCDC_REG3 {
+				regulator-name = "vcc_ddr";
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+				};
+			};
+
+			vcc_io: DCDC_REG4 {
+				regulator-name = "vcc_io";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <3300000>;
+				};
+			};
+
+			vdd_18: LDO_REG1 {
+				regulator-name = "vdd_18";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vcc_18emmc: LDO_REG2 {
+				regulator-name = "vcc_18emmc";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vdd_10: LDO_REG3 {
+				regulator-name = "vdd_10";
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1000000>;
+				};
+			};
+		};
+	};
+};
+
+&pinctrl {
+	pmic {
+		pmic_int_l: pmic-int-l {
+		rockchip,pins =
+			<1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>;	/* gpio1_d0 */
+		};
+	};
+};
+

arch/arm/mach-rockchip/rk3328/Kconfig

@@ -10,6 +10,16 @@ config TARGET_EVB_RK3328
 	  with full function and phisical connectors support like
 	  usb2.0 host ports, LVDS, JTAG, MAC, SDcard, HDMI, USB-2-serial...
 
+config TARGET_ROC_RK3328_CC
+	bool "ROC-RK3328-CC board, "
+	help
+  	  ROC-RK3328-CC is a Raspberry Pi-2 sized 4K60P HDR Media Board Computer
+  	  powered by Rockchip RK3328 Quad-Core ARM Cortex A53 64-Bit Processor
+  	  and support up to 4GB 2133MHz DDR4 memory.
+  	  It provides eMMC module socket, MicroSD Card slot, Pi-2 Bus, Pi-P5+ Bus,
+  	  USB 3.0 and many others peripheral devices interface for makers
+  	  to integrate with sensors and devices
+
 endchoice
 
 config SYS_SOC
@@ -19,5 +29,6 @@ config SYS_MALLOC_F_LEN
 	default 0x0800
 
 source "board/rockchip/evb_rk3328/Kconfig"
+source "board/rockchip/roc_rk3328_cc/Kconfig"
 
 endif

board/rockchip/roc_rk3328_cc/Kconfig

@@ -0,0 +1,15 @@
+if TARGET_ROC_RK3328_CC
+
+config SYS_BOARD
+	default "roc_rk3328_cc"
+
+config SYS_VENDOR
+	default "rockchip"
+
+config SYS_CONFIG_NAME
+	default "roc_rk3328_cc"
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+
+endif

board/rockchip/roc_rk3328_cc/Makefile

@@ -0,0 +1,7 @@
+#
+# (C) Copyright 2018 FIREFLY
+#
+# SPDX-License-Identifier:     GPL-2.0+
+#
+
+obj-y	+= roc-rk3328-cc.o

board/rockchip/roc_rk3328_cc/roc-rk3328-cc.c

@@ -0,0 +1,85 @@
+/*
+ * (C) Copyright 2018 FIREFLY
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/grf_rk3328.h>
+#include <asm/armv8/mmu.h>
+#include <asm/io.h>
+#include <dwc3-uboot.h>
+#include <power/regulator.h>
+#include <usb.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+	int ret;
+#define GRF_BASE	0xff100000
+	struct rk3328_grf_regs * const grf = (void *)GRF_BASE;
+
+	/* uart2 select m1, sdcard select m1*/
+	rk_clrsetreg(&grf->com_iomux,
+		     IOMUX_SEL_UART2_MASK | IOMUX_SEL_SDMMC_MASK,
+		     IOMUX_SEL_UART2_M1 << IOMUX_SEL_UART2_SHIFT |
+		     IOMUX_SEL_SDMMC_M1 << IOMUX_SEL_SDMMC_SHIFT);
+
+	ret = regulators_enable_boot_on(false);
+	if (ret)
+		debug("%s: Cannot enable boot on regulator\n", __func__);
+
+#define GRF_SOC_CON10		0xff100428
+	rk_setreg(GRF_SOC_CON10, (BIT(1) << 16) | (0 << 1));
+
+	return ret;
+}
+
+#if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG)
+#include <usb.h>
+#include <usb/dwc2_udc.h>
+
+static struct dwc2_plat_otg_data rk3328_otg_data = {
+	.rx_fifo_sz	= 512,
+	.np_tx_fifo_sz	= 16,
+	.tx_fifo_sz	= 128,
+};
+
+int board_usb_init(int index, enum usb_init_type init)
+{
+	int node;
+	const char *mode;
+	bool matched = false;
+	const void *blob = gd->fdt_blob;
+
+	/* find the usb_otg node */
+	node = fdt_node_offset_by_compatible(blob, -1,
+					"rockchip,rk3328-usb");
+
+	while (node > 0) {
+		mode = fdt_getprop(blob, node, "dr_mode", NULL);
+		if (mode && strcmp(mode, "otg") == 0) {
+			matched = true;
+			break;
+		}
+
+		node = fdt_node_offset_by_compatible(blob, node,
+					"rockchip,rk3328-usb");
+	}
+	if (!matched) {
+		debug("Not found usb_otg device\n");
+		return -ENODEV;
+	}
+
+	rk3328_otg_data.regs_otg = fdtdec_get_addr(blob, node, "reg");
+
+	return dwc2_udc_probe(&rk3328_otg_data);
+}
+
+int board_usb_cleanup(int index, enum usb_init_type init)
+{
+	return 0;
+}
+#endif