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1 | /* | |
2 | * Copyright (C) 2013 Freescale Semiconductor, Inc. | |
3 | * Copyright (C) 2014 O.S. Systems Software LTDA. | |
4 | * | |
5 | * Author: Fabio Estevam <fabio.estevam@freescale.com> | |
6 | * | |
7 | * SPDX-License-Identifier: GPL-2.0+ | |
8 | */ | |
9 | ||
10 | #include <asm/arch/clock.h> | |
11 | #include <asm/arch/crm_regs.h> | |
12 | #include <asm/arch/iomux.h> | |
13 | #include <asm/arch/imx-regs.h> | |
14 | #include <asm/arch/mx6-pins.h> | |
15 | #include <asm/arch/mxc_hdmi.h> | |
16 | #include <asm/arch/sys_proto.h> | |
17 | #include <asm/gpio.h> | |
18 | #include <asm/imx-common/iomux-v3.h> | |
19 | #include <asm/imx-common/mxc_i2c.h> | |
20 | #include <asm/imx-common/boot_mode.h> | |
21 | #include <asm/imx-common/video.h> | |
22 | #include <asm/imx-common/sata.h> | |
23 | #include <asm/io.h> | |
24 | #include <linux/sizes.h> | |
25 | #include <common.h> | |
26 | #include <fsl_esdhc.h> | |
27 | #include <mmc.h> | |
28 | #include <miiphy.h> | |
29 | #include <netdev.h> | |
30 | #include <phy.h> | |
31 | #include <input.h> | |
32 | #include <i2c.h> | |
33 | ||
34 | DECLARE_GLOBAL_DATA_PTR; | |
35 | ||
36 | #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ | |
37 | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ | |
38 | PAD_CTL_SRE_FAST | PAD_CTL_HYS) | |
39 | ||
40 | #define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ | |
41 | PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ | |
42 | PAD_CTL_SRE_FAST | PAD_CTL_HYS) | |
43 | ||
44 | #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ | |
45 | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) | |
46 | ||
47 | #define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ | |
48 | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ | |
49 | PAD_CTL_ODE | PAD_CTL_SRE_FAST) | |
50 | ||
51 | #define USDHC1_CD_GPIO IMX_GPIO_NR(1, 2) | |
52 | #define USDHC3_CD_GPIO IMX_GPIO_NR(3, 9) | |
53 | #define ETH_PHY_RESET IMX_GPIO_NR(3, 29) | |
54 | #define REV_DETECTION IMX_GPIO_NR(2, 28) | |
55 | ||
56 | int dram_init(void) | |
57 | { | |
58 | gd->ram_size = imx_ddr_size(); | |
59 | ||
60 | return 0; | |
61 | } | |
62 | ||
63 | static iomux_v3_cfg_t const uart1_pads[] = { | |
64 | IOMUX_PADS(PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), | |
65 | IOMUX_PADS(PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), | |
66 | }; | |
67 | ||
68 | static iomux_v3_cfg_t const usdhc1_pads[] = { | |
69 | IOMUX_PADS(PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
70 | IOMUX_PADS(PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
71 | IOMUX_PADS(PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
72 | IOMUX_PADS(PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
73 | IOMUX_PADS(PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
74 | IOMUX_PADS(PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
75 | /* Carrier MicroSD Card Detect */ | |
76 | IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
77 | }; | |
78 | ||
79 | static iomux_v3_cfg_t const usdhc3_pads[] = { | |
80 | IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
81 | IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
82 | IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
83 | IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
84 | IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
85 | IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
86 | /* SOM MicroSD Card Detect */ | |
87 | IOMUX_PADS(PAD_EIM_DA9__GPIO3_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
88 | }; | |
89 | ||
90 | static iomux_v3_cfg_t const enet_pads[] = { | |
91 | IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
92 | IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
93 | IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
94 | IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
95 | IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
96 | IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
97 | IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
98 | IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
99 | IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
100 | IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
101 | IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
102 | IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
103 | IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
104 | IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
105 | IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
106 | /* AR8031 PHY Reset */ | |
107 | IOMUX_PADS(PAD_EIM_D29__GPIO3_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
108 | }; | |
109 | ||
110 | static iomux_v3_cfg_t const rev_detection_pad[] = { | |
111 | IOMUX_PADS(PAD_EIM_EB0__GPIO2_IO28 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
112 | }; | |
113 | ||
114 | static void setup_iomux_uart(void) | |
115 | { | |
116 | SETUP_IOMUX_PADS(uart1_pads); | |
117 | } | |
118 | ||
119 | static void setup_iomux_enet(void) | |
120 | { | |
121 | SETUP_IOMUX_PADS(enet_pads); | |
122 | ||
123 | /* Reset AR8031 PHY */ | |
124 | gpio_direction_output(ETH_PHY_RESET, 0); | |
125 | mdelay(10); | |
126 | gpio_set_value(ETH_PHY_RESET, 1); | |
127 | udelay(100); | |
128 | } | |
129 | ||
130 | static struct fsl_esdhc_cfg usdhc_cfg[2] = { | |
131 | {USDHC3_BASE_ADDR}, | |
132 | {USDHC1_BASE_ADDR}, | |
133 | }; | |
134 | ||
135 | int board_mmc_getcd(struct mmc *mmc) | |
136 | { | |
137 | struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; | |
138 | int ret = 0; | |
139 | ||
140 | switch (cfg->esdhc_base) { | |
141 | case USDHC1_BASE_ADDR: | |
142 | ret = !gpio_get_value(USDHC1_CD_GPIO); | |
143 | break; | |
144 | case USDHC3_BASE_ADDR: | |
145 | ret = !gpio_get_value(USDHC3_CD_GPIO); | |
146 | break; | |
147 | } | |
148 | ||
149 | return ret; | |
150 | } | |
151 | ||
152 | int board_mmc_init(bd_t *bis) | |
153 | { | |
154 | int ret; | |
155 | u32 index = 0; | |
156 | ||
157 | /* | |
158 | * Following map is done: | |
159 | * (U-Boot device node) (Physical Port) | |
160 | * mmc0 SOM MicroSD | |
161 | * mmc1 Carrier board MicroSD | |
162 | */ | |
163 | for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; ++index) { | |
164 | switch (index) { | |
165 | case 0: | |
166 | SETUP_IOMUX_PADS(usdhc3_pads); | |
167 | usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); | |
168 | usdhc_cfg[0].max_bus_width = 4; | |
169 | gpio_direction_input(USDHC3_CD_GPIO); | |
170 | break; | |
171 | case 1: | |
172 | SETUP_IOMUX_PADS(usdhc1_pads); | |
173 | usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); | |
174 | usdhc_cfg[1].max_bus_width = 4; | |
175 | gpio_direction_input(USDHC1_CD_GPIO); | |
176 | break; | |
177 | default: | |
178 | printf("Warning: you configured more USDHC controllers" | |
179 | "(%d) then supported by the board (%d)\n", | |
180 | index + 1, CONFIG_SYS_FSL_USDHC_NUM); | |
181 | return -EINVAL; | |
182 | } | |
183 | ||
184 | ret = fsl_esdhc_initialize(bis, &usdhc_cfg[index]); | |
185 | if (ret) | |
186 | return ret; | |
187 | } | |
188 | ||
189 | return 0; | |
190 | } | |
191 | ||
192 | static int ar8031_phy_fixup(struct phy_device *phydev) | |
193 | { | |
194 | unsigned short val; | |
195 | ||
196 | /* To enable AR8031 ouput a 125MHz clk from CLK_25M */ | |
197 | phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7); | |
198 | phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016); | |
199 | phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007); | |
200 | ||
201 | val = phy_read(phydev, MDIO_DEVAD_NONE, 0xe); | |
202 | val &= 0xffe3; | |
203 | val |= 0x18; | |
204 | phy_write(phydev, MDIO_DEVAD_NONE, 0xe, val); | |
205 | ||
206 | /* introduce tx clock delay */ | |
207 | phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x5); | |
208 | val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e); | |
209 | val |= 0x0100; | |
210 | phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, val); | |
211 | ||
212 | return 0; | |
213 | } | |
214 | ||
215 | int board_phy_config(struct phy_device *phydev) | |
216 | { | |
217 | ar8031_phy_fixup(phydev); | |
218 | ||
219 | if (phydev->drv->config) | |
220 | phydev->drv->config(phydev); | |
221 | ||
222 | return 0; | |
223 | } | |
224 | ||
225 | #if defined(CONFIG_VIDEO_IPUV3) | |
226 | struct i2c_pads_info mx6q_i2c2_pad_info = { | |
227 | .scl = { | |
228 | .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | |
229 | | MUX_PAD_CTRL(I2C_PAD_CTRL), | |
230 | .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 | |
231 | | MUX_PAD_CTRL(I2C_PAD_CTRL), | |
232 | .gp = IMX_GPIO_NR(4, 12) | |
233 | }, | |
234 | .sda = { | |
235 | .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | |
236 | | MUX_PAD_CTRL(I2C_PAD_CTRL), | |
237 | .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | |
238 | | MUX_PAD_CTRL(I2C_PAD_CTRL), | |
239 | .gp = IMX_GPIO_NR(4, 13) | |
240 | } | |
241 | }; | |
242 | ||
243 | struct i2c_pads_info mx6dl_i2c2_pad_info = { | |
244 | .scl = { | |
245 | .i2c_mode = MX6DL_PAD_KEY_COL3__I2C2_SCL | |
246 | | MUX_PAD_CTRL(I2C_PAD_CTRL), | |
247 | .gpio_mode = MX6DL_PAD_KEY_COL3__GPIO4_IO12 | |
248 | | MUX_PAD_CTRL(I2C_PAD_CTRL), | |
249 | .gp = IMX_GPIO_NR(4, 12) | |
250 | }, | |
251 | .sda = { | |
252 | .i2c_mode = MX6DL_PAD_KEY_ROW3__I2C2_SDA | |
253 | | MUX_PAD_CTRL(I2C_PAD_CTRL), | |
254 | .gpio_mode = MX6DL_PAD_KEY_ROW3__GPIO4_IO13 | |
255 | | MUX_PAD_CTRL(I2C_PAD_CTRL), | |
256 | .gp = IMX_GPIO_NR(4, 13) | |
257 | } | |
258 | }; | |
259 | ||
260 | static iomux_v3_cfg_t const fwadapt_7wvga_pads[] = { | |
261 | IOMUX_PADS(PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK), | |
262 | IOMUX_PADS(PAD_DI0_PIN2__IPU1_DI0_PIN02), /* HSync */ | |
263 | IOMUX_PADS(PAD_DI0_PIN3__IPU1_DI0_PIN03), /* VSync */ | |
264 | IOMUX_PADS(PAD_DI0_PIN4__IPU1_DI0_PIN04 | MUX_PAD_CTRL(PAD_CTL_DSE_120ohm)), /* Contrast */ | |
265 | IOMUX_PADS(PAD_DI0_PIN15__IPU1_DI0_PIN15), /* DISP0_DRDY */ | |
266 | IOMUX_PADS(PAD_DISP0_DAT0__IPU1_DISP0_DATA00), | |
267 | IOMUX_PADS(PAD_DISP0_DAT1__IPU1_DISP0_DATA01), | |
268 | IOMUX_PADS(PAD_DISP0_DAT2__IPU1_DISP0_DATA02), | |
269 | IOMUX_PADS(PAD_DISP0_DAT3__IPU1_DISP0_DATA03), | |
270 | IOMUX_PADS(PAD_DISP0_DAT4__IPU1_DISP0_DATA04), | |
271 | IOMUX_PADS(PAD_DISP0_DAT5__IPU1_DISP0_DATA05), | |
272 | IOMUX_PADS(PAD_DISP0_DAT6__IPU1_DISP0_DATA06), | |
273 | IOMUX_PADS(PAD_DISP0_DAT7__IPU1_DISP0_DATA07), | |
274 | IOMUX_PADS(PAD_DISP0_DAT8__IPU1_DISP0_DATA08), | |
275 | IOMUX_PADS(PAD_DISP0_DAT9__IPU1_DISP0_DATA09), | |
276 | IOMUX_PADS(PAD_DISP0_DAT10__IPU1_DISP0_DATA10), | |
277 | IOMUX_PADS(PAD_DISP0_DAT11__IPU1_DISP0_DATA11), | |
278 | IOMUX_PADS(PAD_DISP0_DAT12__IPU1_DISP0_DATA12), | |
279 | IOMUX_PADS(PAD_DISP0_DAT13__IPU1_DISP0_DATA13), | |
280 | IOMUX_PADS(PAD_DISP0_DAT14__IPU1_DISP0_DATA14), | |
281 | IOMUX_PADS(PAD_DISP0_DAT15__IPU1_DISP0_DATA15), | |
282 | IOMUX_PADS(PAD_DISP0_DAT16__IPU1_DISP0_DATA16), | |
283 | IOMUX_PADS(PAD_DISP0_DAT17__IPU1_DISP0_DATA17), | |
284 | IOMUX_PADS(PAD_SD4_DAT2__GPIO2_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* DISP0_BKLEN */ | |
285 | IOMUX_PADS(PAD_SD4_DAT3__GPIO2_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* DISP0_VDDEN */ | |
286 | }; | |
287 | ||
288 | static void do_enable_hdmi(struct display_info_t const *dev) | |
289 | { | |
290 | imx_enable_hdmi_phy(); | |
291 | } | |
292 | ||
293 | static int detect_i2c(struct display_info_t const *dev) | |
294 | { | |
295 | return (0 == i2c_set_bus_num(dev->bus)) && | |
296 | (0 == i2c_probe(dev->addr)); | |
297 | } | |
298 | ||
299 | static void enable_fwadapt_7wvga(struct display_info_t const *dev) | |
300 | { | |
301 | SETUP_IOMUX_PADS(fwadapt_7wvga_pads); | |
302 | ||
303 | gpio_direction_output(IMX_GPIO_NR(2, 10), 1); | |
304 | gpio_direction_output(IMX_GPIO_NR(2, 11), 1); | |
305 | } | |
306 | ||
307 | struct display_info_t const displays[] = {{ | |
308 | .bus = -1, | |
309 | .addr = 0, | |
310 | .pixfmt = IPU_PIX_FMT_RGB24, | |
311 | .detect = detect_hdmi, | |
312 | .enable = do_enable_hdmi, | |
313 | .mode = { | |
314 | .name = "HDMI", | |
315 | .refresh = 60, | |
316 | .xres = 1024, | |
317 | .yres = 768, | |
318 | .pixclock = 15385, | |
319 | .left_margin = 220, | |
320 | .right_margin = 40, | |
321 | .upper_margin = 21, | |
322 | .lower_margin = 7, | |
323 | .hsync_len = 60, | |
324 | .vsync_len = 10, | |
325 | .sync = FB_SYNC_EXT, | |
326 | .vmode = FB_VMODE_NONINTERLACED | |
327 | } }, { | |
328 | .bus = 1, | |
329 | .addr = 0x10, | |
330 | .pixfmt = IPU_PIX_FMT_RGB666, | |
331 | .detect = detect_i2c, | |
332 | .enable = enable_fwadapt_7wvga, | |
333 | .mode = { | |
334 | .name = "FWBADAPT-LCD-F07A-0102", | |
335 | .refresh = 60, | |
336 | .xres = 800, | |
337 | .yres = 480, | |
338 | .pixclock = 33260, | |
339 | .left_margin = 128, | |
340 | .right_margin = 128, | |
341 | .upper_margin = 22, | |
342 | .lower_margin = 22, | |
343 | .hsync_len = 1, | |
344 | .vsync_len = 1, | |
345 | .sync = 0, | |
346 | .vmode = FB_VMODE_NONINTERLACED | |
347 | } } }; | |
348 | size_t display_count = ARRAY_SIZE(displays); | |
349 | ||
350 | static void setup_display(void) | |
351 | { | |
352 | struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; | |
353 | int reg; | |
354 | ||
355 | enable_ipu_clock(); | |
356 | imx_setup_hdmi(); | |
357 | ||
358 | reg = readl(&mxc_ccm->chsccdr); | |
359 | reg |= (CHSCCDR_CLK_SEL_LDB_DI0 | |
360 | << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET); | |
361 | writel(reg, &mxc_ccm->chsccdr); | |
362 | ||
363 | /* Disable LCD backlight */ | |
364 | SETUP_IOMUX_PAD(PAD_DI0_PIN4__GPIO4_IO20); | |
365 | gpio_direction_input(IMX_GPIO_NR(4, 20)); | |
366 | } | |
367 | #endif /* CONFIG_VIDEO_IPUV3 */ | |
368 | ||
369 | int board_eth_init(bd_t *bis) | |
370 | { | |
371 | setup_iomux_enet(); | |
372 | ||
373 | return cpu_eth_init(bis); | |
374 | } | |
375 | ||
376 | int board_early_init_f(void) | |
377 | { | |
378 | setup_iomux_uart(); | |
379 | #if defined(CONFIG_VIDEO_IPUV3) | |
380 | setup_display(); | |
381 | #endif | |
382 | #ifdef CONFIG_CMD_SATA | |
383 | /* Only mx6q wandboard has SATA */ | |
384 | if (is_cpu_type(MXC_CPU_MX6Q)) | |
385 | setup_sata(); | |
386 | #endif | |
387 | ||
388 | return 0; | |
389 | } | |
390 | ||
391 | /* | |
392 | * Do not overwrite the console | |
393 | * Use always serial for U-Boot console | |
394 | */ | |
395 | int overwrite_console(void) | |
396 | { | |
397 | return 1; | |
398 | } | |
399 | ||
400 | #ifdef CONFIG_CMD_BMODE | |
401 | static const struct boot_mode board_boot_modes[] = { | |
402 | /* 4 bit bus width */ | |
403 | {"mmc0", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, | |
404 | {"mmc1", MAKE_CFGVAL(0x40, 0x20, 0x00, 0x00)}, | |
405 | {NULL, 0}, | |
406 | }; | |
407 | #endif | |
408 | ||
409 | static bool is_revc1(void) | |
410 | { | |
411 | SETUP_IOMUX_PADS(rev_detection_pad); | |
412 | gpio_direction_input(REV_DETECTION); | |
413 | ||
414 | if (gpio_get_value(REV_DETECTION)) | |
415 | return true; | |
416 | else | |
417 | return false; | |
418 | } | |
419 | ||
420 | int board_late_init(void) | |
421 | { | |
422 | #ifdef CONFIG_CMD_BMODE | |
423 | add_board_boot_modes(board_boot_modes); | |
424 | #endif | |
425 | ||
426 | #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG | |
427 | if (is_mx6dq()) | |
428 | setenv("board_rev", "MX6Q"); | |
429 | else | |
430 | setenv("board_rev", "MX6DL"); | |
431 | ||
432 | if (is_revc1()) | |
433 | setenv("board_name", "C1"); | |
434 | else | |
435 | setenv("board_name", "B1"); | |
436 | #endif | |
437 | return 0; | |
438 | } | |
439 | ||
440 | int board_init(void) | |
441 | { | |
442 | /* address of boot parameters */ | |
443 | gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; | |
444 | ||
445 | #if defined(CONFIG_VIDEO_IPUV3) | |
446 | setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c2_pad_info); | |
447 | if (is_mx6dq()) | |
448 | setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c2_pad_info); | |
449 | else | |
450 | setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c2_pad_info); | |
451 | #endif | |
452 | ||
453 | return 0; | |
454 | } | |
455 | ||
456 | int checkboard(void) | |
457 | { | |
458 | if (is_revc1()) | |
459 | puts("Board: Wandboard rev C1\n"); | |
460 | else | |
461 | puts("Board: Wandboard rev B1\n"); | |
462 | ||
463 | return 0; | |
464 | } |