target/linux/ar71xx/files/arch/mips/ath79/mach-koala.c

   1 /*
   2  * OCEDO Koala board support
   3  * Based on the MR1750 machine file
   4  *
   5  * Copyright (c) 2012 Qualcomm Atheros
   6  * Copyright (c) 2012-2013 Marek Lindner <marek@open-mesh.com>
   7  * Copyright (c) 2018 David Bauer <mail@david-bauer.net>
   8  *
   9  * Permission to use, copy, modify, and/or distribute this software for any
  10  * purpose with or without fee is hereby granted, provided that the above
  11  * copyright notice and this permission notice appear in all copies.
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  14  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  15  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  16  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  17  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  18  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  19  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  20  *
  21  */
  22
  23 #include <linux/platform_device.h>
  24 #include <linux/ar8216_platform.h>
  25
  26 #include <asm/mach-ath79/ar71xx_regs.h>
  27 #include <linux/platform_data/phy-at803x.h>
  28
  29 #include "common.h"
  30 #include "dev-ap9x-pci.h"
  31 #include "dev-gpio-buttons.h"
  32 #include "dev-eth.h"
  33 #include "dev-leds-gpio.h"
  34 #include "dev-m25p80.h"
  35 #include "dev-wmac.h"
  36 #include "machtypes.h"
  37 #include "pci.h"
  38
  39 #define KOALA_GPIO_LED_POWER            22
  40 #define KOALA_GPIO_LED_WLAN_5G          13
  41 #define KOALA_GPIO_LED_WLAN_2G          23
  42 #define KOALA_GPIO_LED_WLAN_SYS         19
  43
  44 #define KOALA_GPIO_BTN_RESET            17
  45
  46 #define KOALA_KEYS_POLL_INTERVAL        20      /* msecs */
  47 #define KOALA_KEYS_DEBOUNCE_INTERVAL    (3 * KOALA_KEYS_POLL_INTERVAL)
  48
  49 #define KOALA_LAN_MAC_OFFSET            0
  50 #define KOALA_WIFI2G_MAC_OFFSET         0x06
  51 #define KOALA_WMAC_CALDATA_OFFSET       0x1000
  52
  53 static struct gpio_led koala_leds_gpio[] __initdata = {
  54         {
  55                 .name           = "koala:green:power",
  56                 .gpio           = KOALA_GPIO_LED_POWER,
  57                 .active_low     = 1,
  58         },
  59         {
  60                 .name           = "koala:red:wlan58",
  61                 .gpio           = KOALA_GPIO_LED_WLAN_5G,
  62                 .active_low     = 1,
  63         },
  64         {
  65                 .name           = "koala:yellow:wlan2",
  66                 .gpio           = KOALA_GPIO_LED_WLAN_2G,
  67                 .active_low     = 1,
  68         },
  69         {
  70                 .name           = "koala:blue:sys",
  71                 .gpio           = KOALA_GPIO_LED_WLAN_SYS,
  72                 .active_low     = 1,
  73                 },
  74 };
  75
  76 static struct gpio_keys_button koala_gpio_keys[] __initdata = {
  77         {
  78                 .desc           = "Reset button",
  79                 .type           = EV_KEY,
  80                 .code           = KEY_RESTART,
  81                 .debounce_interval = KOALA_KEYS_DEBOUNCE_INTERVAL,
  82                 .gpio           = KOALA_GPIO_BTN_RESET,
  83                 .active_low     = 1,
  84         },
  85 };
  86
  87 static struct at803x_platform_data koala_at803x_data = {
  88         .disable_smarteee = 1,
  89         .enable_rgmii_rx_delay = 1,
  90         .enable_rgmii_tx_delay = 0,
  91         .fixup_rgmii_tx_delay = 1,
  92 };
  93
  94 static struct mdio_board_info koala_mdio0_info[] = {
  95         {
  96                 .bus_id = "ag71xx-mdio.0",
  97                 .mdio_addr = 5,
  98                 .platform_data = &koala_at803x_data,
  99         },
 100 };
 101
 102 static void __init koala_setup_qca955x_eth_cfg(u32 mask,
 103                                                 unsigned int rxd,
 104                                                 unsigned int rxdv,
 105                                                 unsigned int txd,
 106                                                 unsigned int txe)
 107 {
 108         void __iomem *base;
 109         u32 t;
 110
 111         base = ioremap(QCA955X_GMAC_BASE, QCA955X_GMAC_SIZE);
 112
 113         t = mask;
 114         t |= rxd << QCA955X_ETH_CFG_RXD_DELAY_SHIFT;
 115         t |= rxdv << QCA955X_ETH_CFG_RDV_DELAY_SHIFT;
 116         t |= txd << QCA955X_ETH_CFG_TXD_DELAY_SHIFT;
 117         t |= txe << QCA955X_ETH_CFG_TXE_DELAY_SHIFT;
 118
 119         __raw_writel(t, base + QCA955X_GMAC_REG_ETH_CFG);
 120
 121         iounmap(base);
 122 }
 123
 124 static void __init koala_setup(void)
 125 {
 126         u8 *art = (u8 *)KSEG1ADDR(0x1fff0000);
 127         u8 mac[6];
 128
 129         ath79_eth0_pll_data.pll_1000 = 0xae000000;
 130         ath79_eth0_pll_data.pll_100 = 0xa0000101;
 131         ath79_eth0_pll_data.pll_10 = 0xa0001313;
 132
 133         ath79_register_m25p80(NULL);
 134
 135         ath79_register_leds_gpio(-1, ARRAY_SIZE(koala_leds_gpio),
 136                                  koala_leds_gpio);
 137         ath79_register_gpio_keys_polled(-1, KOALA_KEYS_POLL_INTERVAL,
 138                                         ARRAY_SIZE(koala_gpio_keys),
 139                                         koala_gpio_keys);
 140
 141         ath79_init_mac(mac, art + KOALA_WIFI2G_MAC_OFFSET, 0);
 142         ath79_register_wmac(art + KOALA_WMAC_CALDATA_OFFSET, mac);
 143         ath79_register_pci();
 144
 145         koala_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN, 3, 3, 0, 0);
 146         ath79_register_mdio(0, 0x0);
 147
 148         mdiobus_register_board_info(koala_mdio0_info,
 149                                     ARRAY_SIZE(koala_mdio0_info));
 150
 151         ath79_init_mac(ath79_eth0_data.mac_addr, art + KOALA_LAN_MAC_OFFSET, 0);
 152
 153         /* GMAC0 is connected to the RMGII interface */
 154         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 155         ath79_eth0_data.phy_mask = BIT(5);
 156         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 157
 158         ath79_register_eth(0);
 159 }
 160
 161 MIPS_MACHINE(ATH79_MACH_KOALA, "KOALA", "OCEDO Koala", koala_setup);