diff options
author | Sven Eckelmann <sven.eckelmann@open-mesh.com> | 2016-08-09 15:58:08 +0200 |
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committer | John Crispin <john@phrozen.org> | 2017-02-15 09:35:45 +0100 |
commit | 72d8d8c6f32eab856bb0fc08c374d3e02adca65d (patch) | |
tree | d8852d3497bf531c7474e5957c7a6312b73d2145 /target/linux/ar71xx/files/arch/mips/ath79/mach-a60.c | |
parent | a3061e57e8b729c491c8aded5d142b0722fe1fbd (diff) | |
download | mtk-20170518-72d8d8c6f32eab856bb0fc08c374d3e02adca65d.zip mtk-20170518-72d8d8c6f32eab856bb0fc08c374d3e02adca65d.tar.gz mtk-20170518-72d8d8c6f32eab856bb0fc08c374d3e02adca65d.tar.bz2 |
ar71xx: add kernel support for the OpenMesh A60 board
Signed-off-by: Sven Eckelmann <sven.eckelmann@open-mesh.com>
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ath79/mach-a60.c')
-rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/mach-a60.c | 160 |
1 files changed, 160 insertions, 0 deletions
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 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); |