1 /*
2  * Copyright (C) 2015 Freescale Semiconductor, Inc.
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #include <asm/arch/clock.h>
8 #include <asm/arch/imx-regs.h>
9 #include <asm/arch/mx7-pins.h>
10 #include <asm/arch/sys_proto.h>
11 #include <asm/gpio.h>
12 #include <asm/imx-common/iomux-v3.h>
13 #include <asm/io.h>
14 #include <linux/sizes.h>
15 #include <common.h>
16 #include <fsl_esdhc.h>
17 #include <mmc.h>
18 #include <miiphy.h>
19 #include <netdev.h>
20 #include <power/pmic.h>
21 #include <power/pfuze3000_pmic.h>
22 #include "../common/pfuze.h"
23 #include <i2c.h>
24 #include <asm/imx-common/mxc_i2c.h>
25 #include <asm/arch/crm_regs.h>
26 #include <usb.h>
27 #include <usb/ehci-fsl.h>
28 
29 DECLARE_GLOBAL_DATA_PTR;
30 
31 #define UART_PAD_CTRL  (PAD_CTL_DSE_3P3V_49OHM | \
32 	PAD_CTL_PUS_PU100KOHM | PAD_CTL_HYS)
33 
34 #define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
35 	PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM)
36 
37 #define ENET_PAD_CTRL  (PAD_CTL_PUS_PU100KOHM | PAD_CTL_DSE_3P3V_49OHM)
38 #define ENET_PAD_CTRL_MII  (PAD_CTL_DSE_3P3V_32OHM)
39 
40 #define ENET_RX_PAD_CTRL  (PAD_CTL_PUS_PU100KOHM | PAD_CTL_DSE_3P3V_49OHM)
41 
42 #define I2C_PAD_CTRL    (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
43 	PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU100KOHM)
44 
45 #define LCD_PAD_CTRL    (PAD_CTL_HYS | PAD_CTL_PUS_PU100KOHM | \
46 	PAD_CTL_DSE_3P3V_49OHM)
47 
48 #define QSPI_PAD_CTRL	\
49 	(PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM)
50 
51 #define NAND_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_SRE_SLOW | PAD_CTL_HYS)
52 
53 #define NAND_PAD_READY0_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUS_PU5KOHM)
54 #ifdef CONFIG_SYS_I2C_MXC
55 #define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
56 /* I2C1 for PMIC */
57 static struct i2c_pads_info i2c_pad_info1 = {
58 	.scl = {
59 		.i2c_mode = MX7D_PAD_I2C1_SCL__I2C1_SCL | PC,
60 		.gpio_mode = MX7D_PAD_I2C1_SCL__GPIO4_IO8 | PC,
61 		.gp = IMX_GPIO_NR(4, 8),
62 	},
63 	.sda = {
64 		.i2c_mode = MX7D_PAD_I2C1_SDA__I2C1_SDA | PC,
65 		.gpio_mode = MX7D_PAD_I2C1_SDA__GPIO4_IO9 | PC,
66 		.gp = IMX_GPIO_NR(4, 9),
67 	},
68 };
69 #endif
70 
71 int dram_init(void)
72 {
73 	gd->ram_size = PHYS_SDRAM_SIZE;
74 
75 	return 0;
76 }
77 
78 static iomux_v3_cfg_t const wdog_pads[] = {
79 	MX7D_PAD_GPIO1_IO00__WDOG1_WDOG_B | MUX_PAD_CTRL(NO_PAD_CTRL),
80 };
81 
82 static iomux_v3_cfg_t const uart1_pads[] = {
83 	MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
84 	MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
85 };
86 
87 static iomux_v3_cfg_t const usdhc1_pads[] = {
88 	MX7D_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
89 	MX7D_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
90 	MX7D_PAD_SD1_DATA0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
91 	MX7D_PAD_SD1_DATA1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
92 	MX7D_PAD_SD1_DATA2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
93 	MX7D_PAD_SD1_DATA3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
94 
95 	MX7D_PAD_SD1_CD_B__GPIO5_IO0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
96 	MX7D_PAD_SD1_RESET_B__GPIO5_IO2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
97 };
98 
99 static iomux_v3_cfg_t const usdhc3_emmc_pads[] = {
100 	MX7D_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
101 	MX7D_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
102 	MX7D_PAD_SD3_DATA0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
103 	MX7D_PAD_SD3_DATA1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
104 	MX7D_PAD_SD3_DATA2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
105 	MX7D_PAD_SD3_DATA3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
106 	MX7D_PAD_SD3_DATA4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
107 	MX7D_PAD_SD3_DATA5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
108 	MX7D_PAD_SD3_DATA6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
109 	MX7D_PAD_SD3_DATA7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
110 	MX7D_PAD_SD3_STROBE__SD3_STROBE	 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
111 
112 	MX7D_PAD_SD3_RESET_B__GPIO6_IO11 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
113 };
114 
115 static iomux_v3_cfg_t const usb_otg1_pads[] = {
116 	MX7D_PAD_GPIO1_IO05__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL),
117 };
118 
119 static iomux_v3_cfg_t const usb_otg2_pads[] = {
120 	MX7D_PAD_UART3_CTS_B__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL),
121 };
122 
123 #define IOX_SDI IMX_GPIO_NR(1, 9)
124 #define IOX_STCP IMX_GPIO_NR(1, 12)
125 #define IOX_SHCP IMX_GPIO_NR(1, 13)
126 
127 static iomux_v3_cfg_t const iox_pads[] = {
128 	/* IOX_SDI */
129 	MX7D_PAD_GPIO1_IO09__GPIO1_IO9	| MUX_PAD_CTRL(NO_PAD_CTRL),
130 	/* IOX_STCP */
131 	MX7D_PAD_GPIO1_IO12__GPIO1_IO12	| MUX_PAD_CTRL(NO_PAD_CTRL),
132 	/* IOX_SHCP */
133 	MX7D_PAD_GPIO1_IO13__GPIO1_IO13	| MUX_PAD_CTRL(NO_PAD_CTRL),
134 };
135 
136 /*
137  * PCIE_DIS_B --> Q0
138  * PCIE_RST_B --> Q1
139  * HDMI_RST_B --> Q2
140  * PERI_RST_B --> Q3
141  * SENSOR_RST_B --> Q4
142  * ENET_RST_B --> Q5
143  * PERI_3V3_EN --> Q6
144  * LCD_PWR_EN --> Q7
145  */
146 enum qn {
147 	PCIE_DIS_B,
148 	PCIE_RST_B,
149 	HDMI_RST_B,
150 	PERI_RST_B,
151 	SENSOR_RST_B,
152 	ENET_RST_B,
153 	PERI_3V3_EN,
154 	LCD_PWR_EN,
155 };
156 
157 enum qn_func {
158 	qn_reset,
159 	qn_enable,
160 	qn_disable,
161 };
162 
163 enum qn_level {
164 	qn_low = 0,
165 	qn_high = 1,
166 };
167 
168 static enum qn_level seq[3][2] = {
169 	{0, 1}, {1, 1}, {0, 0}
170 };
171 
172 static enum qn_func qn_output[8] = {
173 	qn_disable, qn_reset, qn_reset, qn_reset, qn_reset, qn_reset, qn_enable,
174 	qn_enable
175 };
176 
177 static void iox74lv_init(void)
178 {
179 	int i;
180 
181 	for (i = 7; i >= 0; i--) {
182 		gpio_direction_output(IOX_SHCP, 0);
183 		gpio_direction_output(IOX_SDI, seq[qn_output[i]][0]);
184 		udelay(500);
185 		gpio_direction_output(IOX_SHCP, 1);
186 		udelay(500);
187 	}
188 
189 	gpio_direction_output(IOX_STCP, 0);
190 	udelay(500);
191 	/*
192 	  * shift register will be output to pins
193 	  */
194 	gpio_direction_output(IOX_STCP, 1);
195 
196 	for (i = 7; i >= 0; i--) {
197 		gpio_direction_output(IOX_SHCP, 0);
198 		gpio_direction_output(IOX_SDI, seq[qn_output[i]][1]);
199 		udelay(500);
200 		gpio_direction_output(IOX_SHCP, 1);
201 		udelay(500);
202 	}
203 	gpio_direction_output(IOX_STCP, 0);
204 	udelay(500);
205 	/*
206 	  * shift register will be output to pins
207 	  */
208 	gpio_direction_output(IOX_STCP, 1);
209 };
210 
211 #ifdef CONFIG_NAND_MXS
212 static iomux_v3_cfg_t const gpmi_pads[] = {
213 	MX7D_PAD_SD3_DATA0__NAND_DATA00 | MUX_PAD_CTRL(NAND_PAD_CTRL),
214 	MX7D_PAD_SD3_DATA1__NAND_DATA01 | MUX_PAD_CTRL(NAND_PAD_CTRL),
215 	MX7D_PAD_SD3_DATA2__NAND_DATA02 | MUX_PAD_CTRL(NAND_PAD_CTRL),
216 	MX7D_PAD_SD3_DATA3__NAND_DATA03 | MUX_PAD_CTRL(NAND_PAD_CTRL),
217 	MX7D_PAD_SD3_DATA4__NAND_DATA04 | MUX_PAD_CTRL(NAND_PAD_CTRL),
218 	MX7D_PAD_SD3_DATA5__NAND_DATA05 | MUX_PAD_CTRL(NAND_PAD_CTRL),
219 	MX7D_PAD_SD3_DATA6__NAND_DATA06 | MUX_PAD_CTRL(NAND_PAD_CTRL),
220 	MX7D_PAD_SD3_DATA7__NAND_DATA07 | MUX_PAD_CTRL(NAND_PAD_CTRL),
221 	MX7D_PAD_SD3_CLK__NAND_CLE	| MUX_PAD_CTRL(NAND_PAD_CTRL),
222 	MX7D_PAD_SD3_CMD__NAND_ALE	| MUX_PAD_CTRL(NAND_PAD_CTRL),
223 	MX7D_PAD_SD3_STROBE__NAND_RE_B	| MUX_PAD_CTRL(NAND_PAD_CTRL),
224 	MX7D_PAD_SD3_RESET_B__NAND_WE_B	| MUX_PAD_CTRL(NAND_PAD_CTRL),
225 	MX7D_PAD_SAI1_MCLK__NAND_WP_B	| MUX_PAD_CTRL(NAND_PAD_CTRL),
226 	MX7D_PAD_SAI1_RX_BCLK__NAND_CE3_B	| MUX_PAD_CTRL(NAND_PAD_CTRL),
227 	MX7D_PAD_SAI1_RX_SYNC__NAND_CE2_B	| MUX_PAD_CTRL(NAND_PAD_CTRL),
228 	MX7D_PAD_SAI1_RX_DATA__NAND_CE1_B	| MUX_PAD_CTRL(NAND_PAD_CTRL),
229 	MX7D_PAD_SAI1_TX_BCLK__NAND_CE0_B	| MUX_PAD_CTRL(NAND_PAD_CTRL),
230 	MX7D_PAD_SAI1_TX_SYNC__NAND_DQS	| MUX_PAD_CTRL(NAND_PAD_CTRL),
231 	MX7D_PAD_SAI1_TX_DATA__NAND_READY_B	| MUX_PAD_CTRL(NAND_PAD_READY0_CTRL),
232 };
233 
234 static void setup_gpmi_nand(void)
235 {
236 	imx_iomux_v3_setup_multiple_pads(gpmi_pads, ARRAY_SIZE(gpmi_pads));
237 
238 	/* NAND_USDHC_BUS_CLK is set in rom */
239 	set_clk_nand();
240 }
241 #endif
242 
243 #ifdef CONFIG_VIDEO_MXS
244 static iomux_v3_cfg_t const lcd_pads[] = {
245 	MX7D_PAD_LCD_CLK__LCD_CLK | MUX_PAD_CTRL(LCD_PAD_CTRL),
246 	MX7D_PAD_LCD_ENABLE__LCD_ENABLE | MUX_PAD_CTRL(LCD_PAD_CTRL),
247 	MX7D_PAD_LCD_HSYNC__LCD_HSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL),
248 	MX7D_PAD_LCD_VSYNC__LCD_VSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL),
249 	MX7D_PAD_LCD_DATA00__LCD_DATA0 | MUX_PAD_CTRL(LCD_PAD_CTRL),
250 	MX7D_PAD_LCD_DATA01__LCD_DATA1 | MUX_PAD_CTRL(LCD_PAD_CTRL),
251 	MX7D_PAD_LCD_DATA02__LCD_DATA2 | MUX_PAD_CTRL(LCD_PAD_CTRL),
252 	MX7D_PAD_LCD_DATA03__LCD_DATA3 | MUX_PAD_CTRL(LCD_PAD_CTRL),
253 	MX7D_PAD_LCD_DATA04__LCD_DATA4 | MUX_PAD_CTRL(LCD_PAD_CTRL),
254 	MX7D_PAD_LCD_DATA05__LCD_DATA5 | MUX_PAD_CTRL(LCD_PAD_CTRL),
255 	MX7D_PAD_LCD_DATA06__LCD_DATA6 | MUX_PAD_CTRL(LCD_PAD_CTRL),
256 	MX7D_PAD_LCD_DATA07__LCD_DATA7 | MUX_PAD_CTRL(LCD_PAD_CTRL),
257 	MX7D_PAD_LCD_DATA08__LCD_DATA8 | MUX_PAD_CTRL(LCD_PAD_CTRL),
258 	MX7D_PAD_LCD_DATA09__LCD_DATA9 | MUX_PAD_CTRL(LCD_PAD_CTRL),
259 	MX7D_PAD_LCD_DATA10__LCD_DATA10 | MUX_PAD_CTRL(LCD_PAD_CTRL),
260 	MX7D_PAD_LCD_DATA11__LCD_DATA11 | MUX_PAD_CTRL(LCD_PAD_CTRL),
261 	MX7D_PAD_LCD_DATA12__LCD_DATA12 | MUX_PAD_CTRL(LCD_PAD_CTRL),
262 	MX7D_PAD_LCD_DATA13__LCD_DATA13 | MUX_PAD_CTRL(LCD_PAD_CTRL),
263 	MX7D_PAD_LCD_DATA14__LCD_DATA14 | MUX_PAD_CTRL(LCD_PAD_CTRL),
264 	MX7D_PAD_LCD_DATA15__LCD_DATA15 | MUX_PAD_CTRL(LCD_PAD_CTRL),
265 	MX7D_PAD_LCD_DATA16__LCD_DATA16 | MUX_PAD_CTRL(LCD_PAD_CTRL),
266 	MX7D_PAD_LCD_DATA17__LCD_DATA17 | MUX_PAD_CTRL(LCD_PAD_CTRL),
267 	MX7D_PAD_LCD_DATA18__LCD_DATA18 | MUX_PAD_CTRL(LCD_PAD_CTRL),
268 	MX7D_PAD_LCD_DATA19__LCD_DATA19 | MUX_PAD_CTRL(LCD_PAD_CTRL),
269 	MX7D_PAD_LCD_DATA20__LCD_DATA20 | MUX_PAD_CTRL(LCD_PAD_CTRL),
270 	MX7D_PAD_LCD_DATA21__LCD_DATA21 | MUX_PAD_CTRL(LCD_PAD_CTRL),
271 	MX7D_PAD_LCD_DATA22__LCD_DATA22 | MUX_PAD_CTRL(LCD_PAD_CTRL),
272 	MX7D_PAD_LCD_DATA23__LCD_DATA23 | MUX_PAD_CTRL(LCD_PAD_CTRL),
273 
274 	MX7D_PAD_LCD_RESET__GPIO3_IO4	| MUX_PAD_CTRL(LCD_PAD_CTRL),
275 };
276 
277 static iomux_v3_cfg_t const pwm_pads[] = {
278 	/* Use GPIO for Brightness adjustment, duty cycle = period */
279 	MX7D_PAD_GPIO1_IO01__GPIO1_IO1 | MUX_PAD_CTRL(NO_PAD_CTRL),
280 };
281 
282 static int setup_lcd(void)
283 {
284 	imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads));
285 
286 	imx_iomux_v3_setup_multiple_pads(pwm_pads, ARRAY_SIZE(pwm_pads));
287 
288 	/* Reset LCD */
289 	gpio_direction_output(IMX_GPIO_NR(3, 4) , 0);
290 	udelay(500);
291 	gpio_direction_output(IMX_GPIO_NR(3, 4) , 1);
292 
293 	/* Set Brightness to high */
294 	gpio_direction_output(IMX_GPIO_NR(1, 1) , 1);
295 
296 	return 0;
297 }
298 #endif
299 
300 #ifdef CONFIG_FEC_MXC
301 static iomux_v3_cfg_t const fec1_pads[] = {
302 	MX7D_PAD_ENET1_RGMII_RX_CTL__ENET1_RGMII_RX_CTL | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
303 	MX7D_PAD_ENET1_RGMII_RD0__ENET1_RGMII_RD0 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
304 	MX7D_PAD_ENET1_RGMII_RD1__ENET1_RGMII_RD1 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
305 	MX7D_PAD_ENET1_RGMII_RD2__ENET1_RGMII_RD2 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
306 	MX7D_PAD_ENET1_RGMII_RD3__ENET1_RGMII_RD3 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
307 	MX7D_PAD_ENET1_RGMII_RXC__ENET1_RGMII_RXC | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
308 	MX7D_PAD_ENET1_RGMII_TX_CTL__ENET1_RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
309 	MX7D_PAD_ENET1_RGMII_TD0__ENET1_RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
310 	MX7D_PAD_ENET1_RGMII_TD1__ENET1_RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
311 	MX7D_PAD_ENET1_RGMII_TD2__ENET1_RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
312 	MX7D_PAD_ENET1_RGMII_TD3__ENET1_RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
313 	MX7D_PAD_ENET1_RGMII_TXC__ENET1_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
314 	MX7D_PAD_GPIO1_IO10__ENET1_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL_MII),
315 	MX7D_PAD_GPIO1_IO11__ENET1_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL_MII),
316 };
317 
318 static void setup_iomux_fec(void)
319 {
320 	imx_iomux_v3_setup_multiple_pads(fec1_pads, ARRAY_SIZE(fec1_pads));
321 }
322 #endif
323 
324 static void setup_iomux_uart(void)
325 {
326 	imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
327 }
328 
329 #ifdef CONFIG_FSL_ESDHC
330 
331 #define USDHC1_CD_GPIO	IMX_GPIO_NR(5, 0)
332 #define USDHC1_PWR_GPIO	IMX_GPIO_NR(5, 2)
333 #define USDHC3_PWR_GPIO IMX_GPIO_NR(6, 11)
334 
335 static struct fsl_esdhc_cfg usdhc_cfg[3] = {
336 	{USDHC1_BASE_ADDR, 0, 4},
337 	{USDHC3_BASE_ADDR},
338 };
339 
340 int board_mmc_get_env_dev(int devno)
341 {
342 	if (devno == 2)
343 		devno--;
344 
345 	return devno;
346 }
347 
348 static int mmc_map_to_kernel_blk(int dev_no)
349 {
350 	if (dev_no == 1)
351 		dev_no++;
352 
353 	return dev_no;
354 }
355 
356 int board_mmc_getcd(struct mmc *mmc)
357 {
358 	struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
359 	int ret = 0;
360 
361 	switch (cfg->esdhc_base) {
362 	case USDHC1_BASE_ADDR:
363 		ret = !gpio_get_value(USDHC1_CD_GPIO);
364 		break;
365 	case USDHC3_BASE_ADDR:
366 		ret = 1; /* Assume uSDHC3 emmc is always present */
367 		break;
368 	}
369 
370 	return ret;
371 }
372 
373 int board_mmc_init(bd_t *bis)
374 {
375 	int i, ret;
376 	/*
377 	 * According to the board_mmc_init() the following map is done:
378 	 * (U-Boot device node)    (Physical Port)
379 	 * mmc0                    USDHC1
380 	 * mmc2                    USDHC3 (eMMC)
381 	 */
382 	for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) {
383 		switch (i) {
384 		case 0:
385 			imx_iomux_v3_setup_multiple_pads(
386 				usdhc1_pads, ARRAY_SIZE(usdhc1_pads));
387 			gpio_request(USDHC1_CD_GPIO, "usdhc1_cd");
388 			gpio_direction_input(USDHC1_CD_GPIO);
389 			gpio_request(USDHC1_PWR_GPIO, "usdhc1_pwr");
390 			gpio_direction_output(USDHC1_PWR_GPIO, 0);
391 			udelay(500);
392 			gpio_direction_output(USDHC1_PWR_GPIO, 1);
393 			usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
394 			break;
395 		case 1:
396 			imx_iomux_v3_setup_multiple_pads(
397 				usdhc3_emmc_pads, ARRAY_SIZE(usdhc3_emmc_pads));
398 			gpio_request(USDHC3_PWR_GPIO, "usdhc3_pwr");
399 			gpio_direction_output(USDHC3_PWR_GPIO, 0);
400 			udelay(500);
401 			gpio_direction_output(USDHC3_PWR_GPIO, 1);
402 			usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
403 			break;
404 		default:
405 			printf("Warning: you configured more USDHC controllers"
406 				"(%d) than supported by the board\n", i + 1);
407 			return -EINVAL;
408 			}
409 
410 			ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
411 			if (ret)
412 				return ret;
413 	}
414 
415 	return 0;
416 }
417 
418 static int check_mmc_autodetect(void)
419 {
420 	char *autodetect_str = getenv("mmcautodetect");
421 
422 	if ((autodetect_str != NULL) &&
423 		(strcmp(autodetect_str, "yes") == 0)) {
424 		return 1;
425 	}
426 
427 	return 0;
428 }
429 
430 static void mmc_late_init(void)
431 {
432 	char cmd[32];
433 	char mmcblk[32];
434 	u32 dev_no = mmc_get_env_dev();
435 
436 	if (!check_mmc_autodetect())
437 		return;
438 
439 	setenv_ulong("mmcdev", dev_no);
440 
441 	/* Set mmcblk env */
442 	sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw",
443 		mmc_map_to_kernel_blk(dev_no));
444 	setenv("mmcroot", mmcblk);
445 
446 	sprintf(cmd, "mmc dev %d", dev_no);
447 	run_command(cmd, 0);
448 }
449 
450 #endif
451 
452 #ifdef CONFIG_FEC_MXC
453 int board_eth_init(bd_t *bis)
454 {
455 	int ret;
456 
457 	setup_iomux_fec();
458 
459 	ret = fecmxc_initialize_multi(bis, 0,
460 		CONFIG_FEC_MXC_PHYADDR, IMX_FEC_BASE);
461 	if (ret)
462 		printf("FEC1 MXC: %s:failed\n", __func__);
463 
464 	return ret;
465 }
466 
467 static int setup_fec(void)
468 {
469 	struct iomuxc_gpr_base_regs *const iomuxc_gpr_regs
470 		= (struct iomuxc_gpr_base_regs *) IOMUXC_GPR_BASE_ADDR;
471 
472 	/* Use 125M anatop REF_CLK1 for ENET1, clear gpr1[13], gpr1[17]*/
473 	clrsetbits_le32(&iomuxc_gpr_regs->gpr[1],
474 		(IOMUXC_GPR_GPR1_GPR_ENET1_TX_CLK_SEL_MASK |
475 		 IOMUXC_GPR_GPR1_GPR_ENET1_CLK_DIR_MASK), 0);
476 
477 	return set_clk_enet(ENET_125MHz);
478 }
479 
480 
481 int board_phy_config(struct phy_device *phydev)
482 {
483 	/* enable rgmii rxc skew and phy mode select to RGMII copper */
484 	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x21);
485 	phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x7ea8);
486 	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x2f);
487 	phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x71b7);
488 
489 	if (phydev->drv->config)
490 		phydev->drv->config(phydev);
491 	return 0;
492 }
493 #endif
494 
495 #ifdef CONFIG_FSL_QSPI
496 static iomux_v3_cfg_t const quadspi_pads[] = {
497 	MX7D_PAD_EPDC_DATA00__QSPI_A_DATA0 | MUX_PAD_CTRL(QSPI_PAD_CTRL),
498 	MX7D_PAD_EPDC_DATA01__QSPI_A_DATA1 | MUX_PAD_CTRL(QSPI_PAD_CTRL),
499 	MX7D_PAD_EPDC_DATA02__QSPI_A_DATA2 | MUX_PAD_CTRL(QSPI_PAD_CTRL),
500 	MX7D_PAD_EPDC_DATA03__QSPI_A_DATA3 | MUX_PAD_CTRL(QSPI_PAD_CTRL),
501 	MX7D_PAD_EPDC_DATA05__QSPI_A_SCLK  | MUX_PAD_CTRL(QSPI_PAD_CTRL),
502 	MX7D_PAD_EPDC_DATA06__QSPI_A_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL),
503 };
504 
505 int board_qspi_init(void)
506 {
507 	/* Set the iomux */
508 	imx_iomux_v3_setup_multiple_pads(quadspi_pads,
509 					 ARRAY_SIZE(quadspi_pads));
510 
511 	/* Set the clock */
512 	set_clk_qspi();
513 
514 	return 0;
515 }
516 #endif
517 
518 int board_early_init_f(void)
519 {
520 	setup_iomux_uart();
521 
522 	setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
523 	imx_iomux_v3_setup_multiple_pads(usb_otg1_pads,
524 					 ARRAY_SIZE(usb_otg1_pads));
525 	imx_iomux_v3_setup_multiple_pads(usb_otg2_pads,
526 					 ARRAY_SIZE(usb_otg2_pads));
527 
528 	return 0;
529 }
530 
531 int board_init(void)
532 {
533 	/* address of boot parameters */
534 	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
535 
536 	imx_iomux_v3_setup_multiple_pads(iox_pads, ARRAY_SIZE(iox_pads));
537 
538 	iox74lv_init();
539 
540 #ifdef CONFIG_FEC_MXC
541 	setup_fec();
542 #endif
543 
544 #ifdef CONFIG_NAND_MXS
545 	setup_gpmi_nand();
546 #endif
547 
548 #ifdef CONFIG_VIDEO_MXS
549 	setup_lcd();
550 #endif
551 
552 #ifdef CONFIG_FSL_QSPI
553 	board_qspi_init();
554 #endif
555 
556 	return 0;
557 }
558 
559 #ifdef CONFIG_POWER
560 #define I2C_PMIC	0
561 int power_init_board(void)
562 {
563 	struct pmic *p;
564 	int ret;
565 	unsigned int reg, rev_id;
566 
567 	ret = power_pfuze3000_init(I2C_PMIC);
568 	if (ret)
569 		return ret;
570 
571 	p = pmic_get("PFUZE3000");
572 	ret = pmic_probe(p);
573 	if (ret)
574 		return ret;
575 
576 	pmic_reg_read(p, PFUZE3000_DEVICEID, &reg);
577 	pmic_reg_read(p, PFUZE3000_REVID, &rev_id);
578 	printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev_id);
579 
580 	/* disable Low Power Mode during standby mode */
581 	pmic_reg_read(p, PFUZE3000_LDOGCTL, &reg);
582 	reg |= 0x1;
583 	pmic_reg_write(p, PFUZE3000_LDOGCTL, reg);
584 
585 	return 0;
586 }
587 #endif
588 
589 int board_late_init(void)
590 {
591 	struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
592 
593 #ifdef CONFIG_ENV_IS_IN_MMC
594 	mmc_late_init();
595 #endif
596 
597 	imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
598 
599 	set_wdog_reset(wdog);
600 
601 	/*
602 	 * Do not assert internal WDOG_RESET_B_DEB(controlled by bit 4),
603 	 * since we use PMIC_PWRON to reset the board.
604 	 */
605 	clrsetbits_le16(&wdog->wcr, 0, 0x10);
606 
607 	return 0;
608 }
609 
610 int checkboard(void)
611 {
612 	puts("Board: i.MX7D SABRESD\n");
613 
614 	return 0;
615 }
616 
617 #ifdef CONFIG_USB_EHCI_MX7
618 int board_usb_phy_mode(int port)
619 {
620 	if (port == 0)
621 		return USB_INIT_DEVICE;
622 	else
623 		return USB_INIT_HOST;
624 }
625 #endif
626