Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010-2011 Freescale Semiconductor, Inc. |
| 3 | * |
| 4 | * See file CREDITS for list of people who contributed to this |
| 5 | * project. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License as |
| 9 | * published by the Free Software Foundation; either version 2 of |
| 10 | * the License, or (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
Wolfgang Denk | f5cdc11 | 2012-04-16 23:13:51 +0200 | [diff] [blame] | 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 20 | * MA 02111-1307 USA |
| 21 | */ |
| 22 | |
| 23 | #include <common.h> |
| 24 | #include <asm/io.h> |
Troy Kisky | af2a35f | 2012-07-19 08:18:22 +0000 | [diff] [blame] | 25 | #include <asm/arch/clock.h> |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 26 | #include <asm/arch/imx-regs.h> |
Troy Kisky | d1c679a | 2012-08-15 10:27:11 +0000 | [diff] [blame^] | 27 | #include <asm/arch/iomux.h> |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 28 | #include <asm/arch/mx6x_pins.h> |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 29 | #include <asm/errno.h> |
| 30 | #include <asm/gpio.h> |
Troy Kisky | af2a35f | 2012-07-19 08:18:22 +0000 | [diff] [blame] | 31 | #include <asm/imx-common/iomux-v3.h> |
Troy Kisky | 9c06782 | 2012-07-19 08:18:26 +0000 | [diff] [blame] | 32 | #include <asm/imx-common/mxc_i2c.h> |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 33 | #include <mmc.h> |
| 34 | #include <fsl_esdhc.h> |
Troy Kisky | 2bf3359 | 2012-02-07 14:08:50 +0000 | [diff] [blame] | 35 | #include <micrel.h> |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 36 | #include <miiphy.h> |
| 37 | #include <netdev.h> |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 38 | DECLARE_GLOBAL_DATA_PTR; |
| 39 | |
Wolfgang Denk | f5cdc11 | 2012-04-16 23:13:51 +0200 | [diff] [blame] | 40 | #define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| 41 | PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 42 | PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) |
| 43 | |
Wolfgang Denk | f5cdc11 | 2012-04-16 23:13:51 +0200 | [diff] [blame] | 44 | #define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| 45 | PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW | \ |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 46 | PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) |
| 47 | |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 48 | #define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
Wolfgang Denk | f5cdc11 | 2012-04-16 23:13:51 +0200 | [diff] [blame] | 49 | PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 50 | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) |
| 51 | |
Eric Nelson | 373a1d8 | 2012-01-31 07:52:05 +0000 | [diff] [blame] | 52 | #define SPI_PAD_CTRL (PAD_CTL_HYS | \ |
| 53 | PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_MED | \ |
| 54 | PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) |
| 55 | |
Eric Nelson | 28fdbdd | 2012-04-25 14:14:04 +0000 | [diff] [blame] | 56 | #define BUTTON_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| 57 | PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ |
| 58 | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) |
| 59 | |
Troy Kisky | 3174689 | 2012-04-24 17:33:26 +0000 | [diff] [blame] | 60 | #define I2C_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| 61 | PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ |
| 62 | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ |
| 63 | PAD_CTL_ODE | PAD_CTL_SRE_FAST) |
| 64 | |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 65 | int dram_init(void) |
| 66 | { |
| 67 | gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); |
| 68 | |
| 69 | return 0; |
| 70 | } |
| 71 | |
Troy Kisky | 8e7d7b6 | 2012-01-12 23:49:25 +0000 | [diff] [blame] | 72 | iomux_v3_cfg_t uart1_pads[] = { |
| 73 | MX6Q_PAD_SD3_DAT6__UART1_RXD | MUX_PAD_CTRL(UART_PAD_CTRL), |
| 74 | MX6Q_PAD_SD3_DAT7__UART1_TXD | MUX_PAD_CTRL(UART_PAD_CTRL), |
| 75 | }; |
| 76 | |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 77 | iomux_v3_cfg_t uart2_pads[] = { |
| 78 | MX6Q_PAD_EIM_D26__UART2_TXD | MUX_PAD_CTRL(UART_PAD_CTRL), |
| 79 | MX6Q_PAD_EIM_D27__UART2_RXD | MUX_PAD_CTRL(UART_PAD_CTRL), |
| 80 | }; |
| 81 | |
Troy Kisky | 9c06782 | 2012-07-19 08:18:26 +0000 | [diff] [blame] | 82 | #define PC MUX_PAD_CTRL(I2C_PAD_CTRL) |
| 83 | |
| 84 | /* I2C1, SGTL5000 */ |
| 85 | struct i2c_pads_info i2c_pad_info0 = { |
| 86 | .scl = { |
| 87 | .i2c_mode = MX6Q_PAD_EIM_D21__I2C1_SCL | PC, |
| 88 | .gpio_mode = MX6Q_PAD_EIM_D21__GPIO_3_21 | PC, |
| 89 | .gp = GPIO_NUMBER(3, 21) |
| 90 | }, |
| 91 | .sda = { |
| 92 | .i2c_mode = MX6Q_PAD_EIM_D28__I2C1_SDA | PC, |
| 93 | .gpio_mode = MX6Q_PAD_EIM_D28__GPIO_3_28 | PC, |
| 94 | .gp = GPIO_NUMBER(3, 28) |
| 95 | } |
| 96 | }; |
| 97 | |
| 98 | /* I2C2 Camera, MIPI */ |
| 99 | struct i2c_pads_info i2c_pad_info1 = { |
| 100 | .scl = { |
| 101 | .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | PC, |
| 102 | .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO_4_12 | PC, |
| 103 | .gp = GPIO_NUMBER(4, 12) |
| 104 | }, |
| 105 | .sda = { |
| 106 | .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | PC, |
| 107 | .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO_4_13 | PC, |
| 108 | .gp = GPIO_NUMBER(4, 13) |
| 109 | } |
| 110 | }; |
| 111 | |
| 112 | /* I2C3, J15 - RGB connector */ |
| 113 | struct i2c_pads_info i2c_pad_info2 = { |
| 114 | .scl = { |
| 115 | .i2c_mode = MX6Q_PAD_GPIO_5__I2C3_SCL | PC, |
| 116 | .gpio_mode = MX6Q_PAD_GPIO_5__GPIO_1_5 | PC, |
| 117 | .gp = GPIO_NUMBER(1, 5) |
| 118 | }, |
| 119 | .sda = { |
| 120 | .i2c_mode = MX6Q_PAD_GPIO_16__I2C3_SDA | PC, |
| 121 | .gpio_mode = MX6Q_PAD_GPIO_16__GPIO_7_11 | PC, |
| 122 | .gp = GPIO_NUMBER(7, 11) |
| 123 | } |
Troy Kisky | 3174689 | 2012-04-24 17:33:26 +0000 | [diff] [blame] | 124 | }; |
| 125 | |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 126 | iomux_v3_cfg_t usdhc3_pads[] = { |
| 127 | MX6Q_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 128 | MX6Q_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 129 | MX6Q_PAD_SD3_DAT0__USDHC3_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 130 | MX6Q_PAD_SD3_DAT1__USDHC3_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 131 | MX6Q_PAD_SD3_DAT2__USDHC3_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 132 | MX6Q_PAD_SD3_DAT3__USDHC3_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 133 | MX6Q_PAD_SD3_DAT5__GPIO_7_0 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */ |
| 134 | }; |
| 135 | |
| 136 | iomux_v3_cfg_t usdhc4_pads[] = { |
| 137 | MX6Q_PAD_SD4_CLK__USDHC4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 138 | MX6Q_PAD_SD4_CMD__USDHC4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 139 | MX6Q_PAD_SD4_DAT0__USDHC4_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 140 | MX6Q_PAD_SD4_DAT1__USDHC4_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 141 | MX6Q_PAD_SD4_DAT2__USDHC4_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 142 | MX6Q_PAD_SD4_DAT3__USDHC4_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| 143 | MX6Q_PAD_NANDF_D6__GPIO_2_6 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */ |
| 144 | }; |
| 145 | |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 146 | iomux_v3_cfg_t enet_pads1[] = { |
| 147 | MX6Q_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 148 | MX6Q_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 149 | MX6Q_PAD_RGMII_TXC__ENET_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 150 | MX6Q_PAD_RGMII_TD0__ENET_RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 151 | MX6Q_PAD_RGMII_TD1__ENET_RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 152 | MX6Q_PAD_RGMII_TD2__ENET_RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 153 | MX6Q_PAD_RGMII_TD3__ENET_RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 154 | MX6Q_PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 155 | MX6Q_PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 156 | /* pin 35 - 1 (PHY_AD2) on reset */ |
| 157 | MX6Q_PAD_RGMII_RXC__GPIO_6_30 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| 158 | /* pin 32 - 1 - (MODE0) all */ |
| 159 | MX6Q_PAD_RGMII_RD0__GPIO_6_25 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| 160 | /* pin 31 - 1 - (MODE1) all */ |
| 161 | MX6Q_PAD_RGMII_RD1__GPIO_6_27 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| 162 | /* pin 28 - 1 - (MODE2) all */ |
| 163 | MX6Q_PAD_RGMII_RD2__GPIO_6_28 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| 164 | /* pin 27 - 1 - (MODE3) all */ |
| 165 | MX6Q_PAD_RGMII_RD3__GPIO_6_29 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| 166 | /* pin 33 - 1 - (CLK125_EN) 125Mhz clockout enabled */ |
| 167 | MX6Q_PAD_RGMII_RX_CTL__GPIO_6_24 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| 168 | /* pin 42 PHY nRST */ |
| 169 | MX6Q_PAD_EIM_D23__GPIO_3_23 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| 170 | }; |
| 171 | |
| 172 | iomux_v3_cfg_t enet_pads2[] = { |
| 173 | MX6Q_PAD_RGMII_RXC__ENET_RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 174 | MX6Q_PAD_RGMII_RD0__ENET_RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 175 | MX6Q_PAD_RGMII_RD1__ENET_RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 176 | MX6Q_PAD_RGMII_RD2__ENET_RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 177 | MX6Q_PAD_RGMII_RD3__ENET_RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 178 | MX6Q_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| 179 | }; |
| 180 | |
Eric Nelson | 28fdbdd | 2012-04-25 14:14:04 +0000 | [diff] [blame] | 181 | /* Button assignments for J14 */ |
| 182 | static iomux_v3_cfg_t button_pads[] = { |
| 183 | /* Menu */ |
| 184 | MX6Q_PAD_NANDF_D1__GPIO_2_1 | MUX_PAD_CTRL(BUTTON_PAD_CTRL), |
| 185 | /* Back */ |
| 186 | MX6Q_PAD_NANDF_D2__GPIO_2_2 | MUX_PAD_CTRL(BUTTON_PAD_CTRL), |
| 187 | /* Labelled Search (mapped to Power under Android) */ |
| 188 | MX6Q_PAD_NANDF_D3__GPIO_2_3 | MUX_PAD_CTRL(BUTTON_PAD_CTRL), |
| 189 | /* Home */ |
| 190 | MX6Q_PAD_NANDF_D4__GPIO_2_4 | MUX_PAD_CTRL(BUTTON_PAD_CTRL), |
| 191 | /* Volume Down */ |
| 192 | MX6Q_PAD_GPIO_19__GPIO_4_5 | MUX_PAD_CTRL(BUTTON_PAD_CTRL), |
| 193 | /* Volume Up */ |
| 194 | MX6Q_PAD_GPIO_18__GPIO_7_13 | MUX_PAD_CTRL(BUTTON_PAD_CTRL), |
| 195 | }; |
| 196 | |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 197 | static void setup_iomux_enet(void) |
| 198 | { |
| 199 | gpio_direction_output(87, 0); /* GPIO 3-23 */ |
| 200 | gpio_direction_output(190, 1); /* GPIO 6-30 */ |
| 201 | gpio_direction_output(185, 1); /* GPIO 6-25 */ |
| 202 | gpio_direction_output(187, 1); /* GPIO 6-27 */ |
| 203 | gpio_direction_output(188, 1); /* GPIO 6-28*/ |
| 204 | gpio_direction_output(189, 1); /* GPIO 6-29 */ |
| 205 | imx_iomux_v3_setup_multiple_pads(enet_pads1, ARRAY_SIZE(enet_pads1)); |
| 206 | gpio_direction_output(184, 1); /* GPIO 6-24 */ |
| 207 | |
| 208 | /* Need delay 10ms according to KSZ9021 spec */ |
| 209 | udelay(1000 * 10); |
Fabio Estevam | bdb9f76 | 2012-04-11 10:22:24 +0000 | [diff] [blame] | 210 | gpio_set_value(87, 1); /* GPIO 3-23 */ |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 211 | |
| 212 | imx_iomux_v3_setup_multiple_pads(enet_pads2, ARRAY_SIZE(enet_pads2)); |
| 213 | } |
| 214 | |
Wolfgang Grandegger | 2ea73e9 | 2012-02-08 22:33:26 +0000 | [diff] [blame] | 215 | iomux_v3_cfg_t usb_pads[] = { |
| 216 | MX6Q_PAD_GPIO_17__GPIO_7_12 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| 217 | }; |
| 218 | |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 219 | static void setup_iomux_uart(void) |
| 220 | { |
Troy Kisky | 8e7d7b6 | 2012-01-12 23:49:25 +0000 | [diff] [blame] | 221 | imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 222 | imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads)); |
| 223 | } |
| 224 | |
Wolfgang Grandegger | 2ea73e9 | 2012-02-08 22:33:26 +0000 | [diff] [blame] | 225 | #ifdef CONFIG_USB_EHCI_MX6 |
| 226 | int board_ehci_hcd_init(int port) |
| 227 | { |
| 228 | imx_iomux_v3_setup_multiple_pads(usb_pads, ARRAY_SIZE(usb_pads)); |
| 229 | |
| 230 | /* Reset USB hub */ |
| 231 | gpio_direction_output(GPIO_NUMBER(7, 12), 0); |
| 232 | mdelay(2); |
| 233 | gpio_set_value(GPIO_NUMBER(7, 12), 1); |
| 234 | |
| 235 | return 0; |
| 236 | } |
| 237 | #endif |
| 238 | |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 239 | #ifdef CONFIG_FSL_ESDHC |
| 240 | struct fsl_esdhc_cfg usdhc_cfg[2] = { |
| 241 | {USDHC3_BASE_ADDR, 1}, |
| 242 | {USDHC4_BASE_ADDR, 1}, |
| 243 | }; |
| 244 | |
| 245 | int board_mmc_getcd(struct mmc *mmc) |
| 246 | { |
| 247 | struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; |
| 248 | int ret; |
| 249 | |
| 250 | if (cfg->esdhc_base == USDHC3_BASE_ADDR) { |
Wolfgang Denk | f5cdc11 | 2012-04-16 23:13:51 +0200 | [diff] [blame] | 251 | gpio_direction_input(192); /*GPIO7_0*/ |
| 252 | ret = !gpio_get_value(192); |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 253 | } else { |
Wolfgang Denk | f5cdc11 | 2012-04-16 23:13:51 +0200 | [diff] [blame] | 254 | gpio_direction_input(38); /*GPIO2_6*/ |
| 255 | ret = !gpio_get_value(38); |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 256 | } |
| 257 | |
| 258 | return ret; |
| 259 | } |
| 260 | |
| 261 | int board_mmc_init(bd_t *bis) |
| 262 | { |
| 263 | s32 status = 0; |
| 264 | u32 index = 0; |
| 265 | |
| 266 | for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; ++index) { |
Wolfgang Denk | f5cdc11 | 2012-04-16 23:13:51 +0200 | [diff] [blame] | 267 | switch (index) { |
| 268 | case 0: |
| 269 | imx_iomux_v3_setup_multiple_pads( |
| 270 | usdhc3_pads, ARRAY_SIZE(usdhc3_pads)); |
| 271 | break; |
| 272 | case 1: |
| 273 | imx_iomux_v3_setup_multiple_pads( |
| 274 | usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); |
| 275 | break; |
| 276 | default: |
| 277 | printf("Warning: you configured more USDHC controllers" |
| 278 | "(%d) then supported by the board (%d)\n", |
| 279 | index + 1, CONFIG_SYS_FSL_USDHC_NUM); |
| 280 | return status; |
| 281 | } |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 282 | |
Wolfgang Denk | f5cdc11 | 2012-04-16 23:13:51 +0200 | [diff] [blame] | 283 | status |= fsl_esdhc_initialize(bis, &usdhc_cfg[index]); |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 284 | } |
| 285 | |
| 286 | return status; |
| 287 | } |
| 288 | #endif |
| 289 | |
Eric Nelson | 1c9ceff | 2012-03-12 15:04:12 +0000 | [diff] [blame] | 290 | u32 get_board_rev(void) |
| 291 | { |
| 292 | return 0x63000 ; |
| 293 | } |
| 294 | |
Eric Nelson | 373a1d8 | 2012-01-31 07:52:05 +0000 | [diff] [blame] | 295 | #ifdef CONFIG_MXC_SPI |
| 296 | iomux_v3_cfg_t ecspi1_pads[] = { |
| 297 | /* SS1 */ |
| 298 | MX6Q_PAD_EIM_D19__GPIO_3_19 | MUX_PAD_CTRL(SPI_PAD_CTRL), |
| 299 | MX6Q_PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), |
| 300 | MX6Q_PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), |
| 301 | MX6Q_PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), |
| 302 | }; |
| 303 | |
| 304 | void setup_spi(void) |
| 305 | { |
Eric Nelson | ba54b92 | 2012-01-31 07:52:09 +0000 | [diff] [blame] | 306 | gpio_direction_output(CONFIG_SF_DEFAULT_CS, 1); |
Eric Nelson | 373a1d8 | 2012-01-31 07:52:05 +0000 | [diff] [blame] | 307 | imx_iomux_v3_setup_multiple_pads(ecspi1_pads, |
| 308 | ARRAY_SIZE(ecspi1_pads)); |
| 309 | } |
| 310 | #endif |
| 311 | |
Troy Kisky | 2bf3359 | 2012-02-07 14:08:50 +0000 | [diff] [blame] | 312 | int board_phy_config(struct phy_device *phydev) |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 313 | { |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 314 | /* min rx data delay */ |
Troy Kisky | 2bf3359 | 2012-02-07 14:08:50 +0000 | [diff] [blame] | 315 | ksz9021_phy_extended_write(phydev, |
| 316 | MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW, 0x0); |
| 317 | /* min tx data delay */ |
| 318 | ksz9021_phy_extended_write(phydev, |
| 319 | MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW, 0x0); |
| 320 | /* max rx/tx clock delay, min rx/tx control */ |
| 321 | ksz9021_phy_extended_write(phydev, |
| 322 | MII_KSZ9021_EXT_RGMII_CLOCK_SKEW, 0xf0f0); |
| 323 | if (phydev->drv->config) |
| 324 | phydev->drv->config(phydev); |
Wolfgang Denk | f5cdc11 | 2012-04-16 23:13:51 +0200 | [diff] [blame] | 325 | |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 326 | return 0; |
| 327 | } |
| 328 | |
| 329 | int board_eth_init(bd_t *bis) |
| 330 | { |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 331 | int ret; |
| 332 | |
| 333 | setup_iomux_enet(); |
| 334 | |
| 335 | ret = cpu_eth_init(bis); |
Troy Kisky | 2bf3359 | 2012-02-07 14:08:50 +0000 | [diff] [blame] | 336 | if (ret) |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 337 | printf("FEC MXC: %s:failed\n", __func__); |
Jason Liu | 2af81e2 | 2012-01-12 22:56:16 +0000 | [diff] [blame] | 338 | |
| 339 | return 0; |
| 340 | } |
| 341 | |
Eric Nelson | 28fdbdd | 2012-04-25 14:14:04 +0000 | [diff] [blame] | 342 | static void setup_buttons(void) |
| 343 | { |
| 344 | imx_iomux_v3_setup_multiple_pads(button_pads, |
| 345 | ARRAY_SIZE(button_pads)); |
| 346 | } |
| 347 | |
Eric Nelson | 3996a96 | 2012-05-01 09:55:11 +0000 | [diff] [blame] | 348 | #ifdef CONFIG_CMD_SATA |
| 349 | |
| 350 | int setup_sata(void) |
| 351 | { |
| 352 | struct iomuxc_base_regs *const iomuxc_regs |
| 353 | = (struct iomuxc_base_regs *) IOMUXC_BASE_ADDR; |
| 354 | int ret = enable_sata_clock(); |
| 355 | if (ret) |
| 356 | return ret; |
| 357 | |
| 358 | clrsetbits_le32(&iomuxc_regs->gpr[13], |
| 359 | IOMUXC_GPR13_SATA_MASK, |
| 360 | IOMUXC_GPR13_SATA_PHY_8_RXEQ_3P0DB |
| 361 | |IOMUXC_GPR13_SATA_PHY_7_SATA2M |
| 362 | |IOMUXC_GPR13_SATA_SPEED_3G |
| 363 | |(3<<IOMUXC_GPR13_SATA_PHY_6_SHIFT) |
| 364 | |IOMUXC_GPR13_SATA_SATA_PHY_5_SS_DISABLED |
| 365 | |IOMUXC_GPR13_SATA_SATA_PHY_4_ATTEN_9_16 |
| 366 | |IOMUXC_GPR13_SATA_PHY_3_TXBOOST_0P00_DB |
| 367 | |IOMUXC_GPR13_SATA_PHY_2_TX_1P104V |
| 368 | |IOMUXC_GPR13_SATA_PHY_1_SLOW); |
| 369 | |
| 370 | return 0; |
| 371 | } |
| 372 | #endif |
| 373 | |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 374 | int board_early_init_f(void) |
| 375 | { |
Eric Nelson | 28fdbdd | 2012-04-25 14:14:04 +0000 | [diff] [blame] | 376 | setup_iomux_uart(); |
| 377 | setup_buttons(); |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 378 | |
Eric Nelson | 28fdbdd | 2012-04-25 14:14:04 +0000 | [diff] [blame] | 379 | return 0; |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 380 | } |
| 381 | |
| 382 | int board_init(void) |
| 383 | { |
| 384 | /* address of boot parameters */ |
| 385 | gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; |
| 386 | |
Eric Nelson | d928a8f | 2012-02-26 12:03:15 +0000 | [diff] [blame] | 387 | #ifdef CONFIG_MXC_SPI |
| 388 | setup_spi(); |
| 389 | #endif |
Troy Kisky | 9c06782 | 2012-07-19 08:18:26 +0000 | [diff] [blame] | 390 | setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info0); |
| 391 | setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); |
| 392 | setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); |
Eric Nelson | d928a8f | 2012-02-26 12:03:15 +0000 | [diff] [blame] | 393 | |
Eric Nelson | 3996a96 | 2012-05-01 09:55:11 +0000 | [diff] [blame] | 394 | #ifdef CONFIG_CMD_SATA |
| 395 | setup_sata(); |
| 396 | #endif |
| 397 | |
Jason Liu | bc5833c | 2011-12-29 06:34:19 +0000 | [diff] [blame] | 398 | return 0; |
| 399 | } |
| 400 | |
| 401 | int checkboard(void) |
| 402 | { |
| 403 | puts("Board: MX6Q-Sabre Lite\n"); |
| 404 | |
| 405 | return 0; |
| 406 | } |
Eric Nelson | 28fdbdd | 2012-04-25 14:14:04 +0000 | [diff] [blame] | 407 | |
| 408 | struct button_key { |
| 409 | char const *name; |
| 410 | unsigned gpnum; |
| 411 | char ident; |
| 412 | }; |
| 413 | |
| 414 | static struct button_key const buttons[] = { |
| 415 | {"back", GPIO_NUMBER(2, 2), 'B'}, |
| 416 | {"home", GPIO_NUMBER(2, 4), 'H'}, |
| 417 | {"menu", GPIO_NUMBER(2, 1), 'M'}, |
| 418 | {"search", GPIO_NUMBER(2, 3), 'S'}, |
| 419 | {"volup", GPIO_NUMBER(7, 13), 'V'}, |
| 420 | {"voldown", GPIO_NUMBER(4, 5), 'v'}, |
| 421 | }; |
| 422 | |
| 423 | /* |
| 424 | * generate a null-terminated string containing the buttons pressed |
| 425 | * returns number of keys pressed |
| 426 | */ |
| 427 | static int read_keys(char *buf) |
| 428 | { |
| 429 | int i, numpressed = 0; |
| 430 | for (i = 0; i < ARRAY_SIZE(buttons); i++) { |
| 431 | if (!gpio_get_value(buttons[i].gpnum)) |
| 432 | buf[numpressed++] = buttons[i].ident; |
| 433 | } |
| 434 | buf[numpressed] = '\0'; |
| 435 | return numpressed; |
| 436 | } |
| 437 | |
| 438 | static int do_kbd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
| 439 | { |
| 440 | char envvalue[ARRAY_SIZE(buttons)+1]; |
| 441 | int numpressed = read_keys(envvalue); |
| 442 | setenv("keybd", envvalue); |
| 443 | return numpressed == 0; |
| 444 | } |
| 445 | |
| 446 | U_BOOT_CMD( |
| 447 | kbd, 1, 1, do_kbd, |
| 448 | "Tests for keypresses, sets 'keybd' environment variable", |
| 449 | "Returns 0 (true) to shell if key is pressed." |
| 450 | ); |
| 451 | |
| 452 | #ifdef CONFIG_PREBOOT |
| 453 | static char const kbd_magic_prefix[] = "key_magic"; |
| 454 | static char const kbd_command_prefix[] = "key_cmd"; |
| 455 | |
| 456 | static void preboot_keys(void) |
| 457 | { |
| 458 | int numpressed; |
| 459 | char keypress[ARRAY_SIZE(buttons)+1]; |
| 460 | numpressed = read_keys(keypress); |
| 461 | if (numpressed) { |
| 462 | char *kbd_magic_keys = getenv("magic_keys"); |
| 463 | char *suffix; |
| 464 | /* |
| 465 | * loop over all magic keys |
| 466 | */ |
| 467 | for (suffix = kbd_magic_keys; *suffix; ++suffix) { |
| 468 | char *keys; |
| 469 | char magic[sizeof(kbd_magic_prefix) + 1]; |
| 470 | sprintf(magic, "%s%c", kbd_magic_prefix, *suffix); |
| 471 | keys = getenv(magic); |
| 472 | if (keys) { |
| 473 | if (!strcmp(keys, keypress)) |
| 474 | break; |
| 475 | } |
| 476 | } |
| 477 | if (*suffix) { |
| 478 | char cmd_name[sizeof(kbd_command_prefix) + 1]; |
| 479 | char *cmd; |
| 480 | sprintf(cmd_name, "%s%c", kbd_command_prefix, *suffix); |
| 481 | cmd = getenv(cmd_name); |
| 482 | if (cmd) { |
| 483 | setenv("preboot", cmd); |
| 484 | return; |
| 485 | } |
| 486 | } |
| 487 | } |
| 488 | } |
| 489 | #endif |
| 490 | |
| 491 | int misc_init_r(void) |
| 492 | { |
| 493 | #ifdef CONFIG_PREBOOT |
| 494 | preboot_keys(); |
| 495 | #endif |
| 496 | return 0; |
| 497 | } |