ar71xx: add kernel support for DRAGINO2
authorGabor Juhos <juhosg@openwrt.org>
Wed, 30 Oct 2013 06:50:52 +0000 (06:50 +0000)
committerGabor Juhos <juhosg@openwrt.org>
Wed, 30 Oct 2013 06:50:52 +0000 (06:50 +0000)
This patch adds support for DRAGINO2 board (used by
Meshpotato v2). Most of the files included can be
found in the official svn repository provided by the
company [1]. I have just adapt it to the last OpenWrt
trunk revision (Fri Oct 4 10:49:47 2013).

 1. http://svn.dragino.com/dragino2

Patchwork: http://patchwork.openwrt.org/patch/4234/
Signed-off-by: Pau Escrich <p4u@dabax.net>
[juhosg:
 - rename and refresh kernel patch,
 - fix checkpatch warnings in  mach-dragino2.c]
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
SVN-Revision: 38587

target/linux/ar71xx/config-3.10
target/linux/ar71xx/files/arch/mips/ath79/mach-dragino2.c [new file with mode: 0644]
target/linux/ar71xx/patches-3.10/629-MIPS-ath79-add-dragino2-support.patch [new file with mode: 0644]

index f88d008..eb6a781 100644 (file)
@@ -43,6 +43,7 @@ CONFIG_ATH79_MACH_DIR_600_A1=y
 CONFIG_ATH79_MACH_DIR_615_C1=y
 CONFIG_ATH79_MACH_DIR_825_B1=y
 CONFIG_ATH79_MACH_DIR_825_C1=y
+CONFIG_ATH79_MACH_DRAGINO2=y
 CONFIG_ATH79_MACH_EAP7660D=y
 CONFIG_ATH79_MACH_EW_DORIN=y
 CONFIG_ATH79_MACH_HORNET_UB=y
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-dragino2.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-dragino2.c
new file mode 100644 (file)
index 0000000..156fbe5
--- /dev/null
@@ -0,0 +1,127 @@
+/*
+ *  DRAGINO V2 board support, based on Atheros AP121 board support
+ *
+ *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2012 Elektra Wagenrad <elektra@villagetelco.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#include <linux/gpio.h>
+#include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
+#include "common.h"
+#include "dev-eth.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+#include "dev-spi.h"
+#include "dev-usb.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+
+#define DRAGINO2_GPIO_LED_WLAN         0
+#define DRAGINO2_GPIO_LED_LAN          13
+#define DRAGINO2_GPIO_LED_WAN          17
+
+/*
+ * The following GPIO is actually named "Router" on the board.
+ * However, since the "Router" feature is not supported as of yet
+ * we use it to display USB activity.
+ */
+
+#define DRAGINO2_GPIO_LED_USB          28
+#define DRAGINO2_GPIO_BTN_JUMPSTART    11
+#define DRAGINO2_GPIO_BTN_RESET                12
+
+#define DRAGINO2_KEYS_POLL_INTERVAL    20      /* msecs */
+#define DRAGINO2_KEYS_DEBOUNCE_INTERVAL        (3 * DRAGINO2_KEYS_POLL_INTERVAL)
+
+#define DRAGINO2_MAC0_OFFSET           0x0000
+#define DRAGINO2_MAC1_OFFSET           0x0006
+#define DRAGINO2_CALDATA_OFFSET                0x1000
+#define DRAGINO2_WMAC_MAC_OFFSET       0x1002
+
+static struct gpio_led dragino2_leds_gpio[] __initdata = {
+       {
+               .name           = "dragino2:red:lan",
+               .gpio           = DRAGINO2_GPIO_LED_LAN,
+               .active_low     = 0,
+       },
+       {
+               .name           = "dragino2:red:wlan",
+               .gpio           = DRAGINO2_GPIO_LED_WLAN,
+               .active_low     = 0,
+       },
+               {
+               .name           = "dragino2:red:wan",
+               .gpio           = DRAGINO2_GPIO_LED_WAN,
+               .active_low     = 0,
+       },
+       {
+               .name           = "dragino2:red:usb",
+               .gpio           = DRAGINO2_GPIO_LED_USB,
+               .active_low     = 0,
+       },
+};
+
+static struct gpio_keys_button dragino2_gpio_keys[] __initdata = {
+       {
+               .desc           = "jumpstart button",
+               .type           = EV_KEY,
+               .code           = KEY_WPS_BUTTON,
+               .debounce_interval = DRAGINO2_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = DRAGINO2_GPIO_BTN_JUMPSTART,
+               .active_low     = 1,
+       },
+       {
+               .desc           = "reset button",
+               .type           = EV_KEY,
+               .code           = KEY_RESTART,
+               .debounce_interval = DRAGINO2_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = DRAGINO2_GPIO_BTN_RESET,
+               .active_low     = 1,
+       }
+};
+
+static void __init dragino2_common_setup(void)
+{
+       u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
+
+       ath79_register_m25p80(NULL);
+       ath79_register_wmac(art + DRAGINO2_CALDATA_OFFSET,
+                           art + DRAGINO2_WMAC_MAC_OFFSET);
+
+       ath79_init_mac(ath79_eth0_data.mac_addr, art + DRAGINO2_MAC0_OFFSET, 0);
+       ath79_init_mac(ath79_eth1_data.mac_addr, art + DRAGINO2_MAC1_OFFSET, 0);
+
+       ath79_register_mdio(0, 0x0);
+
+       /* Enable GPIO15 and GPIO16 and possibly GPIO26 and GPIO27 */
+       ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
+                                   AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN);
+
+       /* LAN ports */
+       ath79_register_eth(1);
+
+       /* WAN port */
+       ath79_register_eth(0);
+}
+
+static void __init dragino2_setup(void)
+{
+       dragino2_common_setup();
+
+       ath79_register_leds_gpio(-1, ARRAY_SIZE(dragino2_leds_gpio),
+                                dragino2_leds_gpio);
+       ath79_register_gpio_keys_polled(-1, DRAGINO2_KEYS_POLL_INTERVAL,
+                                       ARRAY_SIZE(dragino2_gpio_keys),
+                                       dragino2_gpio_keys);
+       ath79_register_usb();
+}
+
+MIPS_MACHINE(ATH79_MACH_DRAGINO2, "DRAGINO2", "Dragino Dragino v2",
+            dragino2_setup);
+
diff --git a/target/linux/ar71xx/patches-3.10/629-MIPS-ath79-add-dragino2-support.patch b/target/linux/ar71xx/patches-3.10/629-MIPS-ath79-add-dragino2-support.patch
new file mode 100644 (file)
index 0000000..cc852e6
--- /dev/null
@@ -0,0 +1,39 @@
+--- a/arch/mips/ath79/Kconfig
++++ b/arch/mips/ath79/Kconfig
+@@ -305,6 +305,16 @@ config ATH79_MACH_DIR_825_C1
+       select ATH79_DEV_USB
+       select ATH79_DEV_WMAC
++config ATH79_MACH_DRAGINO2
++      bool "DRAGINO V2 support"
++      select SOC_AR933X
++      select ATH79_DEV_M25P80
++      select ATH79_DEV_GPIO_BUTTONS
++      select ATH79_DEV_LEDS_GPIO
++      select ATH79_DEV_WMAC
++      select ATH79_DEV_ETH
++      select ATH79_DEV_USB
++
+ config ATH79_MACH_EW_DORIN
+       bool "embedded wireless Dorin Platform support"
+       select SOC_AR933X
+--- a/arch/mips/ath79/Makefile
++++ b/arch/mips/ath79/Makefile
+@@ -58,6 +58,7 @@ obj-$(CONFIG_ATH79_MACH_DIR_600_A1)  += m
+ obj-$(CONFIG_ATH79_MACH_DIR_615_C1)   += mach-dir-615-c1.o
+ obj-$(CONFIG_ATH79_MACH_DIR_825_B1)   += mach-dir-825-b1.o
+ obj-$(CONFIG_ATH79_MACH_DIR_825_C1)   += mach-dir-825-c1.o
++obj-$(CONFIG_ATH79_MACH_DRAGINO2)     += mach-dragino2.o
+ obj-$(CONFIG_ATH79_MACH_EW_DORIN)     += mach-ew-dorin.o
+ obj-$(CONFIG_ATH79_MACH_EAP7660D)     += mach-eap7660d.o
+ obj-$(CONFIG_ATH79_MACH_JA76PF)               += mach-ja76pf.o
+--- a/arch/mips/ath79/machtypes.h
++++ b/arch/mips/ath79/machtypes.h
+@@ -44,6 +44,7 @@ enum ath79_mach_type {
+       ATH79_MACH_DIR_825_B1,          /* D-Link DIR-825 rev. B1 */
+       ATH79_MACH_DIR_825_C1,          /* D-Link DIR-825 rev. C1 */
+       ATH79_MACH_DIR_835_A1,          /* D-Link DIR-835 rev. A1 */
++      ATH79_MACH_DRAGINO2,            /* Dragino Version 2 */
+       ATH79_MACH_EW_DORIN,            /* embedded wireless Dorin Platform */
+       ATH79_MACH_EW_DORIN_ROUTER,     /* embedded wireless Dorin Router Platform */
+       ATH79_MACH_EAP7660D,            /* Senao EAP7660D */