ar71xx: add kernel support for the OpenMesh A60 board

Signed-off-by: Sven Eckelmann <sven.eckelmann@open-mesh.com>

diff --git a/target/linux/ar71xx/config-4.4 b/target/linux/ar71xx/config-4.4
index a79d53e55633fcc63416c84ef8979752e1e5d183..ff6bb135d1cbe3ef80ff77d8732514f5bf1bcfb2 100644 (file)
--- a/target/linux/ar71xx/config-4.4
+++ b/target/linux/ar71xx/config-4.4
@@ -32,6 +32,7 @@ CONFIG_ATH79_DEV_NFC=y
 CONFIG_ATH79_DEV_SPI=y
 CONFIG_ATH79_DEV_USB=y
 CONFIG_ATH79_DEV_WMAC=y
+CONFIG_ATH79_MACH_A60=y
 CONFIG_ATH79_MACH_ALFA_AP120C=y
 CONFIG_ATH79_MACH_ALFA_AP96=y
 CONFIG_ATH79_MACH_ALFA_NX=y

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
index f71ee4c9a0620b2c6cf3699934d8a6d570ea77c9..bba425094cfaa1a808a7258b54d8513f4ca39d10 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
@@ -1,3 +1,13 @@
+config ATH79_MACH_A60
+       bool "OpenMesh A60 board support"
+       select SOC_QCA955X
+       select ATH79_DEV_AP9X_PCI if PCI
+       select ATH79_DEV_ETH
+       select ATH79_DEV_LEDS_GPIO
+       select ATH79_DEV_M25P80
+       select ATH79_DEV_WMAC
+       select ATH79_DEV_USB
+
 config ATH79_MACH_ALFA_AP120C
        bool "ALFA Network AP120C board support"
        select ATH79_DEV_AP9X_PCI if PCI

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Makefile b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
index 03bbe218d7b496dcb4e473c174902fe003fc8b15..c91d03ff21584de992827233fc795a474cc106ec 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ath79/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
@@ -38,6 +38,7 @@ obj-$(CONFIG_ATH79_ROUTERBOOT)                += routerboot.o
 #
 # Machines
 #
+obj-$(CONFIG_ATH79_MACH_A60)                   += mach-a60.o
 obj-$(CONFIG_ATH79_MACH_ALFA_AP120C)           += mach-alfa-ap120c.o
 obj-$(CONFIG_ATH79_MACH_ALFA_AP96)             += mach-alfa-ap96.o
 obj-$(CONFIG_ATH79_MACH_ALFA_NX)               += mach-alfa-nx.o

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-a60.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-a60.c
new file mode 100644 (file)
index 0000000..73fba1e
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-a60.c
@@ -0,0 +1,160 @@
+/*
+ *  OpenMesh A60 support
+ *
+ *  Copyright (C) 2013 Marek Lindner <marek@open-mesh.com>
+ *  Copyright (C) 2014-2017 Sven Eckelmann <sven@open-mesh.com>
+ *
+ *  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 <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/platform_device.h>
+#include <linux/platform_data/phy-at803x.h>
+
+#include <asm/mach-ath79/ar71xx_regs.h>
+#include <asm/mach-ath79/ath79.h>
+
+#include "common.h"
+#include "dev-ap9x-pci.h"
+#include "dev-eth.h"
+#include "dev-leds-gpio.h"
+#include "dev-gpio-buttons.h"
+#include "dev-m25p80.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+#include "pci.h"
+#include "dev-usb.h"
+
+#define A60_GPIO_LED_RED       22
+#define A60_GPIO_LED_GREEN     23
+#define A60_GPIO_LED_BLUE      13
+
+#define A60_GPIO_BTN_RESET     17
+
+#define A60_KEYS_POLL_INTERVAL 20      /* msecs */
+#define A60_KEYS_DEBOUNCE_INTERVAL     (3 * A60_KEYS_POLL_INTERVAL)
+
+#define A60_WMAC_CALDATA_OFFSET        0x1000
+
+static struct gpio_led a60_leds_gpio[] __initdata = {
+       {
+               .name           = "a60:red:status",
+               .gpio           = A60_GPIO_LED_RED,
+       }, {
+               .name           = "a60:green:status",
+               .gpio           = A60_GPIO_LED_GREEN,
+       }, {
+               .name           = "a60:blue:status",
+               .gpio           = A60_GPIO_LED_BLUE,
+       }
+};
+
+static struct gpio_keys_button a60_gpio_keys[] __initdata = {
+       {
+               .desc           = "Reset button",
+               .type           = EV_KEY,
+               .code           = KEY_RESTART,
+               .debounce_interval = A60_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = A60_GPIO_BTN_RESET,
+               .active_low     = 1,
+       },
+};
+
+static struct at803x_platform_data a60_at803x_data = {
+       .disable_smarteee = 1,
+       .enable_rgmii_rx_delay = 1,
+       .enable_rgmii_tx_delay = 1,
+};
+
+static struct mdio_board_info a60_mdio0_info[] = {
+       {
+               .bus_id = "ag71xx-mdio.0",
+               .phy_addr = 1,
+               .platform_data = &a60_at803x_data,
+       },
+       {
+               .bus_id = "ag71xx-mdio.0",
+               .phy_addr = 2,
+               .platform_data = &a60_at803x_data,
+       },
+};
+
+static void __init a60_setup_qca955x_eth_cfg(u32 mask,
+                                            unsigned int rxd,
+                                            unsigned int rxdv,
+                                            unsigned int txd,
+                                            unsigned int txe)
+{
+       void __iomem *base;
+       u32 t;
+
+       base = ioremap(QCA955X_GMAC_BASE, QCA955X_GMAC_SIZE);
+
+       t = mask;
+       t |= rxd << QCA955X_ETH_CFG_RXD_DELAY_SHIFT;
+       t |= rxdv << QCA955X_ETH_CFG_RDV_DELAY_SHIFT;
+       t |= txd << QCA955X_ETH_CFG_TXD_DELAY_SHIFT;
+       t |= txe << QCA955X_ETH_CFG_TXE_DELAY_SHIFT;
+
+       __raw_writel(t, base + QCA955X_GMAC_REG_ETH_CFG);
+
+       iounmap(base);
+}
+
+static void __init a60_setup_common(void)
+{
+       u8 *art = (u8 *)KSEG1ADDR(0x1fff0000);
+       u8 mac[6];
+
+       ath79_register_usb();
+
+       ath79_register_m25p80(NULL);
+       ath79_register_gpio_keys_polled(-1, A60_KEYS_POLL_INTERVAL,
+                                       ARRAY_SIZE(a60_gpio_keys),
+                                       a60_gpio_keys);
+
+       ath79_init_mac(mac, art, 0x02);
+       ath79_register_wmac(art + A60_WMAC_CALDATA_OFFSET, mac);
+
+       a60_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN, 3, 3, 0, 0);
+       ath79_register_mdio(0, 0x0);
+
+       mdiobus_register_board_info(a60_mdio0_info, ARRAY_SIZE(a60_mdio0_info));
+
+       ath79_init_mac(ath79_eth0_data.mac_addr, art, 0x00);
+       ath79_init_mac(ath79_eth1_data.mac_addr, art, 0x01);
+
+       /* GMAC0 is connected to the PHY1 */
+       ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+       ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
+       ath79_eth0_data.phy_mask = BIT(1);
+       ath79_eth0_pll_data.pll_1000 = 0x82000101;
+       ath79_eth0_pll_data.pll_100 = 0x80000101;
+       ath79_eth0_pll_data.pll_10 = 0x80001313;
+       ath79_register_eth(0);
+
+       /* GMAC1 is connected to MDIO1 in SGMII mode */
+       ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
+       ath79_eth1_data.mii_bus_dev = &ath79_mdio0_device.dev;
+       ath79_eth1_data.phy_mask = BIT(2);
+       ath79_eth1_pll_data.pll_1000 = 0x03000101;
+       ath79_eth1_pll_data.pll_100 = 0x80000101;
+       ath79_eth1_pll_data.pll_10 = 0x80001313;
+       ath79_eth1_data.speed = SPEED_1000;
+       ath79_eth1_data.duplex = DUPLEX_FULL;
+       ath79_register_eth(1);
+
+       ath79_register_pci();
+}
+
+static void __init a60_setup(void)
+{
+       ath79_register_leds_gpio(-1, ARRAY_SIZE(a60_leds_gpio), a60_leds_gpio);
+       a60_setup_common();
+}
+
+MIPS_MACHINE(ATH79_MACH_A60, "A60", "OpenMesh A60", a60_setup);

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
index a66d4466e7695e034fc05a9742d2f470aaadf224..598c0ef6aaf9345819629e4d92c921c647243387 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
+++ b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
@@ -17,6 +17,7 @@
 enum ath79_mach_type {
        ATH79_MACH_GENERIC_OF = -1,     /* Device tree board */
        ATH79_MACH_GENERIC = 0,
+       ATH79_MACH_A60,                         /* OpenMesh A60 */
        ATH79_MACH_ALFA_AP120C,                 /* ALFA Network AP120C board */
        ATH79_MACH_ALFA_AP96,                   /* ALFA Network AP96 board */
        ATH79_MACH_ALFA_NX,                     /* ALFA Network N2/N5 board */