[LEDE-DEV] [PATCH v3] ramips: Add support for the HNET C108

Kristian Evensen kristian.evensen at gmail.com
Wed Sep 6 01:47:58 PDT 2017


On Wed, Sep 6, 2017 at 10:35 AM, Kristian Evensen
<kristian.evensen at gmail.com> wrote:
> The HNET C108
> (http://www.szhwtech88.com/Product-product-cid-100-id-4374.html) is a
> mifi based on MT7602A, which has the following specifications:
>
> * CPU: MT7620A
> * 1x 10/100Mbps Ethernet.
> * 16 MB Flash.
> * 64 MB RAM.
> * 1x USB 2.0 port. Only power is connected, this port is meant for
> charging other devices.
> * 1x mini-PCIe slots.
> * 1x SIM slots.
> * 1x 2.4Ghz WIFI.
> * 1x button.
> * 6000 mAh battery.
> * 5x controllable LEDs.
>
> Works:
> * Wifi.
> * Switch.
> * mini-PCIe slot. Only tested with a USB device (a modem).
> * SIM slot.
> * Sysupgrade.
> * Button (reset).
>
> Not working (also applies to the factory firmware):
> * Wifi LED. It is always switched on, there is no relation to the
> up/down state or activity of the wireless interface.
>
> Not tested:
> * SD card reader.
>
> Notes:
> * The C108 has no dedicated status LED. I therefore set the LAN LED as
> status LED.
>
> Installation:
> The router comes pre-installed with OpenWRT, including a variant of
> Luci. The initial firmware install can be done through this UI,
> following normal procedure. I.e., access the UI and update the firmware
> using the sysupgrade-image. Remember to select that you do not want to
> keep existing settings.
>
> Recovery:
> If you brick the device, the C108 supports recovery using TFTP. Keep the
> reset button pressed for ~5sec when booting to trigger TFTP. Set the
> address of the network interface on your machine to 10.10.10.3/24, and
> rename your image file to Kernal.bin.
>
> v2->v3:
> * Update description of USB port after discussing with factory.
> * Updated Wifi LED description (thanks Mathias Kresin).
> * Removed non-used GPIO bank and invalid portmap from dts, as well as
> using absolute value for the gpio output value (thanks Mathias Kresin).
> * Update size of firmware parition in Makefile to match factory firmware
> (thanks Mathias Kresin).
> * Respect ordering in diag.sh (thanks Mathias Kresin).
>
> v1->v2:
> * Update "Not working" based on more testing with factory firmware.
> * Changed offset of LAN MAC address.
>
> Signed-off-by: Kristian Evensen <kristian.evensen at gmail.com>
> ---
>  target/linux/ramips/base-files/etc/board.d/01_leds |   4 +
>  .../linux/ramips/base-files/etc/board.d/02_network |   1 +
>  target/linux/ramips/base-files/etc/diag.sh         |   3 +
>  target/linux/ramips/base-files/lib/ramips.sh       |   3 +
>  .../ramips/base-files/lib/upgrade/platform.sh      |   1 +
>  target/linux/ramips/dts/C108.dts                   | 177 +++++++++++++++++++++
>  target/linux/ramips/image/mt7620.mk                |   8 +
>  7 files changed, 197 insertions(+)
>  create mode 100644 target/linux/ramips/dts/C108.dts
>
> diff --git a/target/linux/ramips/base-files/etc/board.d/01_leds b/target/linux/ramips/base-files/etc/board.d/01_leds
> index ff5d156f2c..83e1a94000 100755
> --- a/target/linux/ramips/base-files/etc/board.d/01_leds
> +++ b/target/linux/ramips/base-files/etc/board.d/01_leds
> @@ -82,6 +82,10 @@ broadway)
>         set_usb_led "$board:red:diskmounted"
>         set_wifi_led "$board:red:wps_active"
>         ;;
> +c108)
> +       ucidef_set_led_netdev "lan" "lan" "$board:green:lan" "eth0"
> +       ucidef_set_led_netdev "modem" "modem" "$board:green:modem" "wwan0"
> +       ;;
>  c20i)
>         ucidef_set_led_switch "lan" "lan" "$board:blue:lan" "switch0" "0x1e"
>         ucidef_set_led_switch "wan" "wan" "$board:blue:wan" "switch0" "0x01"
> diff --git a/target/linux/ramips/base-files/etc/board.d/02_network b/target/linux/ramips/base-files/etc/board.d/02_network
> index df70a8b2ec..9284b1812f 100755
> --- a/target/linux/ramips/base-files/etc/board.d/02_network
> +++ b/target/linux/ramips/base-files/etc/board.d/02_network
> @@ -217,6 +217,7 @@ ramips_setup_interfaces()
>                 ucidef_add_switch "switch0" \
>                         "1:lan" "2:lan" "3:lan" "4:lan" "0:wan" "9 at eth0"
>                 ;;
> +       c108|\
>         cf-wr800n)
>                 ucidef_add_switch "switch0" \
>                         "4:lan" "6t at eth0"
> diff --git a/target/linux/ramips/base-files/etc/diag.sh b/target/linux/ramips/base-files/etc/diag.sh
> index 960e189283..74352530b0 100644
> --- a/target/linux/ramips/base-files/etc/diag.sh
> +++ b/target/linux/ramips/base-files/etc/diag.sh
> @@ -103,6 +103,9 @@ get_status_led() {
>         wrh-300cr)
>                 status_led="$board:green:wps"
>                 ;;
> +       c108)
> +               status_len="$board:green:lan"

Forgot to commit fix for this typo. Will send a v4.

-Kristian

> +               ;;
>         cf-wr800n|\
>         psg1208)
>                 status_led="$board:white:wps"
> diff --git a/target/linux/ramips/base-files/lib/ramips.sh b/target/linux/ramips/base-files/lib/ramips.sh
> index fe66a87c2e..174e29e434 100755
> --- a/target/linux/ramips/base-files/lib/ramips.sh
> +++ b/target/linux/ramips/base-files/lib/ramips.sh
> @@ -85,6 +85,9 @@ ramips_board_detect() {
>         *"Broadway")
>                 name="broadway"
>                 ;;
> +       *"C108")
> +               name="c108"
> +               ;;
>         *"C20i")
>                 name="c20i"
>                 ;;
> diff --git a/target/linux/ramips/base-files/lib/upgrade/platform.sh b/target/linux/ramips/base-files/lib/upgrade/platform.sh
> index 3cb1d19a28..5cfca52ab1 100755
> --- a/target/linux/ramips/base-files/lib/upgrade/platform.sh
> +++ b/target/linux/ramips/base-files/lib/upgrade/platform.sh
> @@ -29,6 +29,7 @@ platform_check_image() {
>         awm002-evb-8M|\
>         bc2|\
>         broadway|\
> +       c108|\
>         carambola|\
>         cf-wr800n|\
>         cs-qr10|\
> diff --git a/target/linux/ramips/dts/C108.dts b/target/linux/ramips/dts/C108.dts
> new file mode 100644
> index 0000000000..c449a36fc7
> --- /dev/null
> +++ b/target/linux/ramips/dts/C108.dts
> @@ -0,0 +1,177 @@
> +/*
> + *  BSD LICENSE
> + *
> + *  Copyright(c) 2017 Kristian Evensen <kristian.evensen at gmail.com>.
> + *  All rights reserved.
> + *
> + *  Redistribution and use in source and binary forms, with or without
> + *  modification, are permitted provided that the following conditions
> + *  are met:
> + *
> + *    * Redistributions of source code must retain the above copyright
> + *      notice, this list of conditions and the following disclaimer.
> + *    * Redistributions in binary form must reproduce the above copyright
> + *      notice, this list of conditions and the following disclaimer in
> + *      the documentation and/or other materials provided with the
> + *      distribution.
> + *    * Neither the name of Broadcom Corporation nor the names of its
> + *      contributors may be used to endorse or promote products derived
> + *      from this software without specific prior written permission.
> + *
> + *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
> + *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
> + *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
> + *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
> + *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
> + *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
> + *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
> + *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
> + *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
> + *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
> + *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> + */
> +
> +/dts-v1/;
> +
> +#include "mt7620a.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +
> +/ {
> +       compatible = "hnet,c108", "ralink,mt7620a-soc";
> +       model = "HNET C108";
> +
> +       chosen {
> +               bootargs = "console=ttyS0,115200";
> +       };
> +
> +       gpio-export {
> +               compatible = "gpio-export";
> +               #size-cells = <0>;
> +
> +               power_modem {
> +                       gpio-export,name = "power_modem";
> +                       gpio-export,output = <1>;
> +                       gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
> +               };
> +       };
> +
> +       gpio-leds {
> +               compatible = "gpio-leds";
> +
> +               sdcard {
> +                       label = "c108:green:sdcard";
> +                       gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>;
> +               };
> +
> +               modem_green {
> +                       label = "c108:green:modem";
> +                       gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               modem_red {
> +                       label = "c108:red:modem";
> +                       gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               lan_red {
> +                       label = "c108:red:lan";
> +                       gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
> +               };
> +
> +               lan_green {
> +                       label = "c108:green:lan";
> +                       gpios = <&gpio2 4 GPIO_ACTIVE_HIGH>;
> +               };
> +       };
> +
> +       gpio-keys-polled {
> +               compatible = "gpio-keys-polled";
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +               poll-interval = <20>;
> +
> +               reset {
> +                       label = "reset";
> +                       gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
> +                       linux,code = <KEY_RESTART>;
> +               };
> +       };
> +};
> +
> +&gpio1 {
> +       status = "okay";
> +};
> +
> +&gpio2 {
> +       status = "okay";
> +};
> +
> +&spi0 {
> +       status = "okay";
> +
> +       en25q128 at 0 {
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               compatible = "jedec,spi-nor";
> +               reg = <0>;
> +               spi-max-frequency = <10000000>;
> +
> +               partition at 0 {
> +                       label = "u-boot";
> +                       reg = <0x0 0x30000>;
> +                       read-only;
> +               };
> +
> +               partition at 30000 {
> +                       label = "u-boot-env";
> +                       reg = <0x30000 0x10000>;
> +                       read-only;
> +               };
> +
> +               factory: partition at 40000 {
> +                       label = "factory";
> +                       reg = <0x40000 0x10000>;
> +                       read-only;
> +               };
> +
> +               partition at 50000 {
> +                       label = "firmware";
> +                       reg = <0x50000 0xfb0000>;
> +               };
> +       };
> +};
> +
> +&sdhci {
> +       status = "okay";
> +};
> +
> +&ehci {
> +       status = "okay";
> +};
> +
> +&ohci {
> +       status = "okay";
> +};
> +
> +&ethernet {
> +       mtd-mac-address = <&factory 0x28>;
> +};
> +
> +&wmac {
> +       ralink,mtd-eeprom = <&factory 0>;
> +};
> +
> +&pinctrl {
> +       state_default: pinctrl0 {
> +               default {
> +                       ralink,group = "i2c", "uartf", "spi refclk", "ephy";
> +                       ralink,function = "gpio";
> +               };
> +       };
> +};
> +
> +&pcie {
> +       status = "okay";
> +};
> diff --git a/target/linux/ramips/image/mt7620.mk b/target/linux/ramips/image/mt7620.mk
> index f9a9fdb84c..b0eb337a47 100644
> --- a/target/linux/ramips/image/mt7620.mk
> +++ b/target/linux/ramips/image/mt7620.mk
> @@ -62,6 +62,14 @@ define Device/ArcherMR200
>  endef
>  TARGET_DEVICES += ArcherMR200
>
> +define Device/c108
> +  DTS := C108
> +  IMAGE_SIZE := 16777216
> +  DEVICE_TITLE := HNET C108
> +  DEVICE_PACKAGES := kmod-usb2 kmod-usb-ohci kmod-sdhci-mt7620
> +endef
> +TARGET_DEVICES += c108
> +
>  define Device/cf-wr800n
>    DTS := CF-WR800N
>    DEVICE_TITLE := Comfast CF-WR800N
> --
> 2.11.0
>



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