The FriendlyARM NanoPi K2 is a single-board computer.
The Device Tree is taken from the v1 kernel patchset.
Cc: techsupport@friendlyarm.com Signed-off-by: Andreas Färber afaerber@suse.de --- arch/arm/dts/meson-gxbb-nanopi-k2.dts | 152 ++++++++++++++++++++++++++++++++++ arch/arm/mach-meson/Kconfig | 8 ++ board/amlogic/nanopi-k2/Kconfig | 12 +++ board/amlogic/nanopi-k2/MAINTAINERS | 6 ++ board/amlogic/nanopi-k2/Makefile | 7 ++ board/amlogic/nanopi-k2/nanopi-k2.c | 54 ++++++++++++ configs/nanopi-k2_defconfig | 30 +++++++ include/configs/nanopi-k2.h | 19 +++++ 8 files changed, 288 insertions(+) create mode 100644 arch/arm/dts/meson-gxbb-nanopi-k2.dts create mode 100644 board/amlogic/nanopi-k2/Kconfig create mode 100644 board/amlogic/nanopi-k2/MAINTAINERS create mode 100644 board/amlogic/nanopi-k2/Makefile create mode 100644 board/amlogic/nanopi-k2/nanopi-k2.c create mode 100644 configs/nanopi-k2_defconfig create mode 100644 include/configs/nanopi-k2.h
diff --git a/arch/arm/dts/meson-gxbb-nanopi-k2.dts b/arch/arm/dts/meson-gxbb-nanopi-k2.dts new file mode 100644 index 0000000000..a42c89fc75 --- /dev/null +++ b/arch/arm/dts/meson-gxbb-nanopi-k2.dts @@ -0,0 +1,152 @@ +/* + * Copyright (c) 2017 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 library 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 library 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. + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +/dts-v1/; + +#include "meson-gxbb.dtsi" +#include <dt-bindings/gpio/gpio.h> + +/ { + compatible = "friendlyarm,nanopi-k2", "amlogic,meson-gxbb"; + + aliases { + serial0 = &uart_AO; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x0 0x0 0x80000000>; + }; + + vddio_ao3v3: regulator-vddio-ao3v3 { + compatible = "regulator-fixed"; + regulator-name = "VDDIO_AO3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + vddio_tf: gpio-regulator-vddio-tf { + compatible = "regulator-gpio"; + + regulator-name = "VDDIO_TF"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + + gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>; + gpios-states = <0>; + + states = <3300000 0>, + <1800000 1>; + }; +}; + +ðmac { + status = "okay"; + pinctrl-0 = <ð_rgmii_pins>; + pinctrl-names = "default"; + + phy-handle = <ð_phy0>; + phy-mode = "rgmii"; + + amlogic,tx-delay-ns = <2>; + + snps,reset-gpio = <&gpio GPIOZ_14 0>; + snps,reset-delays-us = <0 10000 1000000>; + snps,reset-active-low; + + mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + + eth_phy0: ethernet-phy@0 { + /* Realtek RTL8211F (0x001cc916) */ + reg = <0>; + }; + }; +}; + +&ir { + status = "okay"; + pinctrl-0 = <&remote_input_ao_pins>; + pinctrl-names = "default"; +}; + +/* SDIO */ +&sd_emmc_a { + status = "disabled"; +}; + +/* SD */ +&sd_emmc_b { + status = "okay"; + pinctrl-0 = <&sdcard_pins>; + pinctrl-names = "default"; + + bus-width = <4>; + cap-sd-highspeed; + max-frequency = <100000000>; + disable-wp; + + cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>; + cd-inverted; + + vmmc-supply = <&vddio_ao3v3>; + vqmmc-supply = <&vddio_tf>; +}; + +/* eMMC */ +&sd_emmc_c { + status = "disabled"; +}; + +&uart_AO { + status = "okay"; + pinctrl-0 = <&uart_ao_a_pins>; + pinctrl-names = "default"; +}; diff --git a/arch/arm/mach-meson/Kconfig b/arch/arm/mach-meson/Kconfig index af3be59097..d7ef715b7c 100644 --- a/arch/arm/mach-meson/Kconfig +++ b/arch/arm/mach-meson/Kconfig @@ -18,6 +18,13 @@ config TARGET_ODROID_C2 with 2 GiB of RAM, Gigabit Ethernet, HDMI, 4 USB, micro-SD slot, eMMC, IR receiver and a 40-pin GPIO header.
+config TARGET_NANOPI_K2 + bool "NanoPi K2" + help + NanoPi K2 is a single-board computer based on Meson GXBaby + with 2 GiB of RAM, Gigabit Ethernet, HDMI, 4 USB, micro SD + slot, eMMC, IR receiver and a 40-pin GPIO header. + endif
config SYS_SOC @@ -26,6 +33,7 @@ config SYS_SOC config SYS_MALLOC_F_LEN default 0x1000
+source "board/amlogic/nanopi-k2/Kconfig" source "board/amlogic/odroid-c2/Kconfig"
endif diff --git a/board/amlogic/nanopi-k2/Kconfig b/board/amlogic/nanopi-k2/Kconfig new file mode 100644 index 0000000000..374bda200c --- /dev/null +++ b/board/amlogic/nanopi-k2/Kconfig @@ -0,0 +1,12 @@ +if TARGET_NANOPI_K2 + +config SYS_BOARD + default "nanopi-k2" + +config SYS_VENDOR + default "amlogic" + +config SYS_CONFIG_NAME + default "nanopi-k2" + +endif diff --git a/board/amlogic/nanopi-k2/MAINTAINERS b/board/amlogic/nanopi-k2/MAINTAINERS new file mode 100644 index 0000000000..75a29c3ab1 --- /dev/null +++ b/board/amlogic/nanopi-k2/MAINTAINERS @@ -0,0 +1,6 @@ +NANOPI-K2 +M: Andreas Färber afaerber@suse.de +S: Maintained +F: board/amlogic/nanopi-k2/ +F: include/configs/nanopi-k2.h +F: configs/nanopi-k2_defconfig diff --git a/board/amlogic/nanopi-k2/Makefile b/board/amlogic/nanopi-k2/Makefile new file mode 100644 index 0000000000..9594480017 --- /dev/null +++ b/board/amlogic/nanopi-k2/Makefile @@ -0,0 +1,7 @@ +# +# Copyright (c) 2017 Andreas Färber +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := nanopi-k2.o diff --git a/board/amlogic/nanopi-k2/nanopi-k2.c b/board/amlogic/nanopi-k2/nanopi-k2.c new file mode 100644 index 0000000000..b61daaa4a7 --- /dev/null +++ b/board/amlogic/nanopi-k2/nanopi-k2.c @@ -0,0 +1,54 @@ +/* + * (C) Copyright 2016 Beniamino Galvani b.galvani@gmail.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/gxbb.h> +#include <asm/arch/sm.h> +#include <dm/platdata.h> +#include <phy.h> + +#define EFUSE_SN_OFFSET 20 +#define EFUSE_SN_SIZE 16 +#define EFUSE_MAC_OFFSET 52 +#define EFUSE_MAC_SIZE 6 + +int board_init(void) +{ + return 0; +} + +int misc_init_r(void) +{ + u8 mac_addr[EFUSE_MAC_SIZE]; + ssize_t len; + + /* Set RGMII mode */ + setbits_le32(GXBB_ETH_REG_0, GXBB_ETH_REG_0_PHY_INTF | + GXBB_ETH_REG_0_TX_PHASE(1) | + GXBB_ETH_REG_0_TX_RATIO(4) | + GXBB_ETH_REG_0_PHY_CLK_EN | + GXBB_ETH_REG_0_CLK_EN); + + /* Enable power and clock gate */ + setbits_le32(GXBB_GCLK_MPEG_1, GXBB_GCLK_MPEG_1_ETH); + clrbits_le32(GXBB_MEM_PD_REG_0, GXBB_MEM_PD_REG_0_ETH_MASK); + + /* Reset PHY on GPIOZ_14 */ + clrbits_le32(GXBB_GPIO_EN(3), BIT(14)); + clrbits_le32(GXBB_GPIO_OUT(3), BIT(14)); + mdelay(10); + setbits_le32(GXBB_GPIO_OUT(3), BIT(14)); + + if (!eth_getenv_enetaddr("ethaddr", mac_addr)) { + len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, + mac_addr, EFUSE_MAC_SIZE); + if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr)) + eth_setenv_enetaddr("ethaddr", mac_addr); + } + + return 0; +} diff --git a/configs/nanopi-k2_defconfig b/configs/nanopi-k2_defconfig new file mode 100644 index 0000000000..e6420f75d2 --- /dev/null +++ b/configs/nanopi-k2_defconfig @@ -0,0 +1,30 @@ +CONFIG_ARM=y +CONFIG_ARCH_MESON=y +CONFIG_MESON_GXBB=y +CONFIG_TARGET_NANOPI_K2=y +CONFIG_IDENT_STRING=" nanopi-k2" +CONFIG_DEFAULT_DEVICE_TREE="meson-gxbb-nanopi-k2" +# CONFIG_DISPLAY_CPUINFO is not set +# CONFIG_DISPLAY_BOARDINFO is not set +# CONFIG_CMD_BDI is not set +# CONFIG_CMD_IMI is not set +# CONFIG_CMD_IMLS is not set +# CONFIG_CMD_LOADS is not set +CONFIG_CMD_MMC=y +# CONFIG_CMD_FPGA is not set +# CONFIG_CMD_SETEXPR is not set +CONFIG_OF_CONTROL=y +CONFIG_NET_RANDOM_ETHADDR=y +CONFIG_DM_MMC=y +CONFIG_MMC_MESON_GX=y +CONFIG_DM_ETH=y +CONFIG_ETH_DESIGNWARE=y +CONFIG_PINCTRL=y +CONFIG_PINCTRL_MESON_GXBB=y +CONFIG_DEBUG_UART=y +CONFIG_DEBUG_UART_MESON=y +CONFIG_DEBUG_UART_BASE=0xc81004c0 +CONFIG_DEBUG_UART_CLOCK=24000000 +CONFIG_DEBUG_UART_ANNOUNCE=y +CONFIG_DEBUG_UART_SKIP_INIT=y +CONFIG_MESON_SERIAL=y diff --git a/include/configs/nanopi-k2.h b/include/configs/nanopi-k2.h new file mode 100644 index 0000000000..0cddb163a3 --- /dev/null +++ b/include/configs/nanopi-k2.h @@ -0,0 +1,19 @@ +/* + * Copyright (c) 2017 Andreas Färber + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#define CONFIG_MISC_INIT_R + +/* Serial setup */ +#define CONFIG_CONS_INDEX 0 + +#define MESON_FDTFILE_SETTING "fdtfile=amlogic/meson-gxbb-nanopi-k2.dtb\0" + +#include <configs/meson-gxbb-common.h> + +#endif /* __CONFIG_H */