Prafulla Wadaskar | 4aab4ae | 2009-07-16 21:02:24 +0530 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2009 |
| 3 | * Marvell Semiconductor <www.marvell.com> |
| 4 | * Written-by: Prafulla Wadaskar <prafulla@marvell.com> |
| 5 | * |
| 6 | * See file CREDITS for list of people who contributed to this |
| 7 | * project. |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License as |
| 11 | * published by the Free Software Foundation; either version 2 of |
| 12 | * the License, or (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
| 22 | * MA 02110-1301 USA |
| 23 | */ |
| 24 | |
| 25 | #include <common.h> |
| 26 | #include <miiphy.h> |
| 27 | #include <netdev.h> |
| 28 | #include <asm/arch/kirkwood.h> |
| 29 | #include <asm/arch/mpp.h> |
| 30 | #include "rd6281a.h" |
| 31 | |
| 32 | DECLARE_GLOBAL_DATA_PTR; |
| 33 | |
Prafulla Wadaskar | 44f4d43 | 2010-10-20 20:12:27 +0530 | [diff] [blame] | 34 | int board_early_init_f(void) |
Prafulla Wadaskar | 4aab4ae | 2009-07-16 21:02:24 +0530 | [diff] [blame] | 35 | { |
| 36 | /* |
| 37 | * default gpio configuration |
| 38 | * There are maximum 64 gpios controlled through 2 sets of registers |
| 39 | * the below configuration configures mainly initial LED status |
| 40 | */ |
| 41 | kw_config_gpio(RD6281A_OE_VAL_LOW, |
| 42 | RD6281A_OE_VAL_HIGH, |
| 43 | RD6281A_OE_LOW, RD6281A_OE_HIGH); |
| 44 | |
| 45 | /* Multi-Purpose Pins Functionality configuration */ |
| 46 | u32 kwmpp_config[] = { |
| 47 | MPP0_NF_IO2, |
| 48 | MPP1_NF_IO3, |
| 49 | MPP2_NF_IO4, |
| 50 | MPP3_NF_IO5, |
| 51 | MPP4_NF_IO6, |
| 52 | MPP5_NF_IO7, |
| 53 | MPP6_SYSRST_OUTn, |
| 54 | MPP7_GPO, |
| 55 | MPP8_TW_SDA, |
| 56 | MPP9_TW_SCK, |
| 57 | MPP10_UART0_TXD, |
| 58 | MPP11_UART0_RXD, |
| 59 | MPP12_SD_CLK, |
| 60 | MPP13_SD_CMD, |
| 61 | MPP14_SD_D0, |
| 62 | MPP15_SD_D1, |
| 63 | MPP16_SD_D2, |
| 64 | MPP17_SD_D3, |
| 65 | MPP18_NF_IO0, |
| 66 | MPP19_NF_IO1, |
| 67 | MPP20_GE1_0, |
| 68 | MPP21_GE1_1, |
| 69 | MPP22_GE1_2, |
| 70 | MPP23_GE1_3, |
| 71 | MPP24_GE1_4, |
| 72 | MPP25_GE1_5, |
| 73 | MPP26_GE1_6, |
| 74 | MPP27_GE1_7, |
| 75 | MPP28_GPIO, |
| 76 | MPP29_GPIO, |
| 77 | MPP30_GE1_10, |
| 78 | MPP31_GE1_11, |
| 79 | MPP32_GE1_12, |
| 80 | MPP33_GE1_13, |
| 81 | MPP34_GE1_14, |
| 82 | MPP35_GPIO, |
| 83 | MPP36_AUDIO_SPDIFI, |
| 84 | MPP37_AUDIO_SPDIFO, |
| 85 | MPP38_GPIO, |
| 86 | MPP39_TDM_SPI_CS0, |
| 87 | MPP40_TDM_SPI_SCK, |
| 88 | MPP41_TDM_SPI_MISO, |
| 89 | MPP42_TDM_SPI_MOSI, |
| 90 | MPP43_TDM_CODEC_INTn, |
| 91 | MPP44_GPIO, |
| 92 | MPP45_TDM_PCLK, |
| 93 | MPP46_TDM_FS, |
| 94 | MPP47_TDM_DRX, |
| 95 | MPP48_TDM_DTX, |
| 96 | MPP49_GPIO, |
| 97 | 0 |
| 98 | }; |
| 99 | kirkwood_mpp_conf(kwmpp_config); |
Prafulla Wadaskar | 44f4d43 | 2010-10-20 20:12:27 +0530 | [diff] [blame] | 100 | return 0; |
| 101 | } |
Prafulla Wadaskar | 4aab4ae | 2009-07-16 21:02:24 +0530 | [diff] [blame] | 102 | |
Prafulla Wadaskar | 44f4d43 | 2010-10-20 20:12:27 +0530 | [diff] [blame] | 103 | int board_init(void) |
| 104 | { |
Prafulla Wadaskar | 4aab4ae | 2009-07-16 21:02:24 +0530 | [diff] [blame] | 105 | /* |
| 106 | * arch number of board |
| 107 | */ |
| 108 | gd->bd->bi_arch_number = MACH_TYPE_RD88F6281; |
| 109 | |
| 110 | /* adress of boot parameters */ |
| 111 | gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100; |
| 112 | |
| 113 | return 0; |
| 114 | } |
| 115 | |
Prafulla Wadaskar | 4aab4ae | 2009-07-16 21:02:24 +0530 | [diff] [blame] | 116 | void mv_phy_88e1116_init(char *name) |
| 117 | { |
| 118 | u16 reg; |
| 119 | u16 devadr; |
| 120 | |
| 121 | if (miiphy_set_current_dev(name)) |
| 122 | return; |
| 123 | |
| 124 | /* command to read PHY dev address */ |
| 125 | if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) { |
| 126 | printf("Err..%s could not read PHY dev address\n", |
| 127 | __FUNCTION__); |
| 128 | return; |
| 129 | } |
| 130 | |
| 131 | /* |
| 132 | * Enable RGMII delay on Tx and Rx for CPU port |
| 133 | * Ref: sec 4.7.2 of chip datasheet |
| 134 | */ |
| 135 | miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2); |
| 136 | miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, ®); |
| 137 | reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL); |
| 138 | miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg); |
| 139 | miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0); |
| 140 | |
| 141 | /* reset the phy */ |
| 142 | if (miiphy_read (name, devadr, PHY_BMCR, ®) != 0) { |
| 143 | printf("Err..(%s) PHY status read failed\n", __FUNCTION__); |
| 144 | return; |
| 145 | } |
| 146 | if (miiphy_write (name, devadr, PHY_BMCR, reg | 0x8000) != 0) { |
| 147 | printf("Err..(%s) PHY reset failed\n", __FUNCTION__); |
| 148 | return; |
| 149 | } |
| 150 | |
| 151 | printf("88E1116 Initialized on %s\n", name); |
| 152 | } |
| 153 | |
| 154 | /* Configure and enable Switch and PHY */ |
| 155 | void reset_phy(void) |
| 156 | { |
| 157 | /* configure and initialize switch */ |
| 158 | struct mv88e61xx_config swcfg = { |
| 159 | .name = "egiga0", |
| 160 | .vlancfg = MV88E61XX_VLANCFG_ROUTER, |
| 161 | .rgmii_delay = MV88E61XX_RGMII_DELAY_EN, |
| 162 | .led_init = MV88E61XX_LED_INIT_EN, |
| 163 | .portstate = MV88E61XX_PORTSTT_FORWARDING, |
| 164 | .cpuport = (1 << 5), |
| 165 | .ports_enabled = 0x3f, |
| 166 | }; |
| 167 | |
| 168 | mv88e61xx_switch_initialize(&swcfg); |
| 169 | |
| 170 | /* configure and initialize PHY */ |
| 171 | mv_phy_88e1116_init("egiga1"); |
| 172 | } |