xref: /openbmc/u-boot/board/ti/am335x/mux.c (revision 93322749)
1 /*
2  * mux.c
3  *
4  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation version 2.
9  *
10  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
11  * kind, whether express or implied; without even the implied warranty
12  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  */
15 
16 #include <common.h>
17 #include <asm/arch/sys_proto.h>
18 #include <asm/arch/hardware.h>
19 #include <asm/arch/mux.h>
20 #include <asm/io.h>
21 #include <i2c.h>
22 #include "board.h"
23 
24 static struct module_pin_mux uart0_pin_mux[] = {
25 	{OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* UART0_RXD */
26 	{OFFSET(uart0_txd), (MODE(0) | PULLUDEN)},		/* UART0_TXD */
27 	{-1},
28 };
29 
30 static struct module_pin_mux uart1_pin_mux[] = {
31 	{OFFSET(uart1_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* UART1_RXD */
32 	{OFFSET(uart1_txd), (MODE(0) | PULLUDEN)},		/* UART1_TXD */
33 	{-1},
34 };
35 
36 static struct module_pin_mux uart2_pin_mux[] = {
37 	{OFFSET(spi0_sclk), (MODE(1) | PULLUP_EN | RXACTIVE)},	/* UART2_RXD */
38 	{OFFSET(spi0_d0), (MODE(1) | PULLUDEN)},		/* UART2_TXD */
39 	{-1},
40 };
41 
42 static struct module_pin_mux uart3_pin_mux[] = {
43 	{OFFSET(spi0_cs1), (MODE(1) | PULLUP_EN | RXACTIVE)},	/* UART3_RXD */
44 	{OFFSET(ecap0_in_pwm0_out), (MODE(1) | PULLUDEN)},	/* UART3_TXD */
45 	{-1},
46 };
47 
48 static struct module_pin_mux uart4_pin_mux[] = {
49 	{OFFSET(gpmc_wait0), (MODE(6) | PULLUP_EN | RXACTIVE)},	/* UART4_RXD */
50 	{OFFSET(gpmc_wpn), (MODE(6) | PULLUDEN)},		/* UART4_TXD */
51 	{-1},
52 };
53 
54 static struct module_pin_mux uart5_pin_mux[] = {
55 	{OFFSET(lcd_data9), (MODE(4) | PULLUP_EN | RXACTIVE)},	/* UART5_RXD */
56 	{OFFSET(lcd_data8), (MODE(4) | PULLUDEN)},		/* UART5_TXD */
57 	{-1},
58 };
59 
60 static struct module_pin_mux mmc0_pin_mux[] = {
61 	{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT3 */
62 	{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT2 */
63 	{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT1 */
64 	{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT0 */
65 	{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CLK */
66 	{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CMD */
67 	{OFFSET(mcasp0_aclkr), (MODE(4) | RXACTIVE)},		/* MMC0_WP */
68 	{OFFSET(spi0_cs1), (MODE(5) | RXACTIVE | PULLUP_EN)},	/* MMC0_CD */
69 	{-1},
70 };
71 
72 static struct module_pin_mux mmc0_no_cd_pin_mux[] = {
73 	{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT3 */
74 	{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT2 */
75 	{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT1 */
76 	{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT0 */
77 	{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CLK */
78 	{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CMD */
79 	{OFFSET(mcasp0_aclkr), (MODE(4) | RXACTIVE)},		/* MMC0_WP */
80 	{-1},
81 };
82 
83 static struct module_pin_mux mmc0_pin_mux_sk_evm[] = {
84 	{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT3 */
85 	{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT2 */
86 	{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT1 */
87 	{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT0 */
88 	{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CLK */
89 	{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CMD */
90 	{OFFSET(spi0_cs1), (MODE(5) | RXACTIVE | PULLUP_EN)},	/* MMC0_CD */
91 	{-1},
92 };
93 
94 static struct module_pin_mux mmc1_pin_mux[] = {
95 	{OFFSET(gpmc_ad3), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT3 */
96 	{OFFSET(gpmc_ad2), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT2 */
97 	{OFFSET(gpmc_ad1), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT1 */
98 	{OFFSET(gpmc_ad0), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT0 */
99 	{OFFSET(gpmc_csn1), (MODE(2) | RXACTIVE | PULLUP_EN)},	/* MMC1_CLK */
100 	{OFFSET(gpmc_csn2), (MODE(2) | RXACTIVE | PULLUP_EN)},	/* MMC1_CMD */
101 	{OFFSET(gpmc_csn0), (MODE(7) | RXACTIVE | PULLUP_EN)},	/* MMC1_WP */
102 	{OFFSET(gpmc_advn_ale), (MODE(7) | RXACTIVE | PULLUP_EN)},	/* MMC1_CD */
103 	{-1},
104 };
105 
106 static struct module_pin_mux i2c0_pin_mux[] = {
107 	{OFFSET(i2c0_sda), (MODE(0) | RXACTIVE |
108 			PULLUDEN | SLEWCTRL)}, /* I2C_DATA */
109 	{OFFSET(i2c0_scl), (MODE(0) | RXACTIVE |
110 			PULLUDEN | SLEWCTRL)}, /* I2C_SCLK */
111 	{-1},
112 };
113 
114 static struct module_pin_mux i2c1_pin_mux[] = {
115 	{OFFSET(spi0_d1), (MODE(2) | RXACTIVE |
116 			PULLUDEN | SLEWCTRL)},	/* I2C_DATA */
117 	{OFFSET(spi0_cs0), (MODE(2) | RXACTIVE |
118 			PULLUDEN | SLEWCTRL)},	/* I2C_SCLK */
119 	{-1},
120 };
121 
122 static struct module_pin_mux spi0_pin_mux[] = {
123 	{OFFSET(spi0_sclk), (MODE(0) | RXACTIVE | PULLUDEN)},	/* SPI0_SCLK */
124 	{OFFSET(spi0_d0), (MODE(0) | RXACTIVE |
125 			PULLUDEN | PULLUP_EN)},			/* SPI0_D0 */
126 	{OFFSET(spi0_d1), (MODE(0) | RXACTIVE | PULLUDEN)},	/* SPI0_D1 */
127 	{OFFSET(spi0_cs0), (MODE(0) | RXACTIVE |
128 			PULLUDEN | PULLUP_EN)},			/* SPI0_CS0 */
129 	{-1},
130 };
131 
132 static struct module_pin_mux gpio0_7_pin_mux[] = {
133 	{OFFSET(ecap0_in_pwm0_out), (MODE(7) | PULLUDEN)},	/* GPIO0_7 */
134 	{-1},
135 };
136 
137 static struct module_pin_mux rgmii1_pin_mux[] = {
138 	{OFFSET(mii1_txen), MODE(2)},			/* RGMII1_TCTL */
139 	{OFFSET(mii1_rxdv), MODE(2) | RXACTIVE},	/* RGMII1_RCTL */
140 	{OFFSET(mii1_txd3), MODE(2)},			/* RGMII1_TD3 */
141 	{OFFSET(mii1_txd2), MODE(2)},			/* RGMII1_TD2 */
142 	{OFFSET(mii1_txd1), MODE(2)},			/* RGMII1_TD1 */
143 	{OFFSET(mii1_txd0), MODE(2)},			/* RGMII1_TD0 */
144 	{OFFSET(mii1_txclk), MODE(2)},			/* RGMII1_TCLK */
145 	{OFFSET(mii1_rxclk), MODE(2) | RXACTIVE},	/* RGMII1_RCLK */
146 	{OFFSET(mii1_rxd3), MODE(2) | RXACTIVE},	/* RGMII1_RD3 */
147 	{OFFSET(mii1_rxd2), MODE(2) | RXACTIVE},	/* RGMII1_RD2 */
148 	{OFFSET(mii1_rxd1), MODE(2) | RXACTIVE},	/* RGMII1_RD1 */
149 	{OFFSET(mii1_rxd0), MODE(2) | RXACTIVE},	/* RGMII1_RD0 */
150 	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN},/* MDIO_DATA */
151 	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
152 	{-1},
153 };
154 
155 static struct module_pin_mux mii1_pin_mux[] = {
156 	{OFFSET(mii1_rxerr), MODE(0) | RXACTIVE},	/* MII1_RXERR */
157 	{OFFSET(mii1_txen), MODE(0)},			/* MII1_TXEN */
158 	{OFFSET(mii1_rxdv), MODE(0) | RXACTIVE},	/* MII1_RXDV */
159 	{OFFSET(mii1_txd3), MODE(0)},			/* MII1_TXD3 */
160 	{OFFSET(mii1_txd2), MODE(0)},			/* MII1_TXD2 */
161 	{OFFSET(mii1_txd1), MODE(0)},			/* MII1_TXD1 */
162 	{OFFSET(mii1_txd0), MODE(0)},			/* MII1_TXD0 */
163 	{OFFSET(mii1_txclk), MODE(0) | RXACTIVE},	/* MII1_TXCLK */
164 	{OFFSET(mii1_rxclk), MODE(0) | RXACTIVE},	/* MII1_RXCLK */
165 	{OFFSET(mii1_rxd3), MODE(0) | RXACTIVE},	/* MII1_RXD3 */
166 	{OFFSET(mii1_rxd2), MODE(0) | RXACTIVE},	/* MII1_RXD2 */
167 	{OFFSET(mii1_rxd1), MODE(0) | RXACTIVE},	/* MII1_RXD1 */
168 	{OFFSET(mii1_rxd0), MODE(0) | RXACTIVE},	/* MII1_RXD0 */
169 	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */
170 	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
171 	{-1},
172 };
173 
174 #ifdef CONFIG_NAND
175 static struct module_pin_mux nand_pin_mux[] = {
176 	{OFFSET(gpmc_ad0),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD0  */
177 	{OFFSET(gpmc_ad1),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD1  */
178 	{OFFSET(gpmc_ad2),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD2  */
179 	{OFFSET(gpmc_ad3),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD3  */
180 	{OFFSET(gpmc_ad4),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD4  */
181 	{OFFSET(gpmc_ad5),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD5  */
182 	{OFFSET(gpmc_ad6),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD6  */
183 	{OFFSET(gpmc_ad7),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD7  */
184 #ifdef CONFIG_SYS_NAND_BUSWIDTH_16BIT
185 	{OFFSET(gpmc_ad8),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD8  */
186 	{OFFSET(gpmc_ad9),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD9  */
187 	{OFFSET(gpmc_ad10),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD10 */
188 	{OFFSET(gpmc_ad11),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD11 */
189 	{OFFSET(gpmc_ad12),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD12 */
190 	{OFFSET(gpmc_ad13),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD13 */
191 	{OFFSET(gpmc_ad14),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD14 */
192 	{OFFSET(gpmc_ad15),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD15 */
193 #endif
194 	{OFFSET(gpmc_wait0),	(MODE(0) | PULLUP_EN | RXACTIVE)}, /* nWAIT */
195 	{OFFSET(gpmc_wpn),	(MODE(7) | PULLUP_EN)},		   /* nWP */
196 	{OFFSET(gpmc_csn0),	(MODE(0) | PULLUP_EN)},		   /* nCS */
197 	{OFFSET(gpmc_wen),	(MODE(0) | PULLDOWN_EN)},	   /* WEN */
198 	{OFFSET(gpmc_oen_ren),	(MODE(0) | PULLDOWN_EN)},	   /* OE */
199 	{OFFSET(gpmc_advn_ale),	(MODE(0) | PULLDOWN_EN)},	   /* ADV_ALE */
200 	{OFFSET(gpmc_be0n_cle),	(MODE(0) | PULLDOWN_EN)},	   /* BE_CLE */
201 	{-1},
202 };
203 #elif defined(CONFIG_NOR)
204 static struct module_pin_mux bone_norcape_pin_mux[] = {
205 	{OFFSET(gpmc_a0), MODE(0) | PULLUDDIS},			/* NOR_A0 */
206 	{OFFSET(gpmc_a1), MODE(0) | PULLUDDIS},			/* NOR_A1 */
207 	{OFFSET(gpmc_a2), MODE(0) | PULLUDDIS},			/* NOR_A2 */
208 	{OFFSET(gpmc_a3), MODE(0) | PULLUDDIS},			/* NOR_A3 */
209 	{OFFSET(gpmc_a4), MODE(0) | PULLUDDIS},			/* NOR_A4 */
210 	{OFFSET(gpmc_a5), MODE(0) | PULLUDDIS},			/* NOR_A5 */
211 	{OFFSET(gpmc_a6), MODE(0) | PULLUDDIS},			/* NOR_A6 */
212 	{OFFSET(gpmc_a7), MODE(0) | PULLUDDIS},			/* NOR_A7 */
213 	{OFFSET(gpmc_ad0), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD0 */
214 	{OFFSET(gpmc_ad1), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD1 */
215 	{OFFSET(gpmc_ad2), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD2 */
216 	{OFFSET(gpmc_ad3), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD3 */
217 	{OFFSET(gpmc_ad4), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD4 */
218 	{OFFSET(gpmc_ad5), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD5 */
219 	{OFFSET(gpmc_ad6), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD6 */
220 	{OFFSET(gpmc_ad7), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD7 */
221 	{OFFSET(gpmc_ad8), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD8 */
222 	{OFFSET(gpmc_ad9), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD9 */
223 	{OFFSET(gpmc_ad10), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD10 */
224 	{OFFSET(gpmc_ad11), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD11 */
225 	{OFFSET(gpmc_ad12), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD12 */
226 	{OFFSET(gpmc_ad13), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD13 */
227 	{OFFSET(gpmc_ad14), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD14 */
228 	{OFFSET(gpmc_ad15), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD15 */
229 	{OFFSET(gpmc_csn0), MODE(0) | PULLUDEN | PULLUP_EN},     /* CE */
230 	{OFFSET(gpmc_advn_ale), MODE(0) | PULLUDEN | PULLDOWN_EN}, /* ALE */
231 	{OFFSET(gpmc_oen_ren), MODE(0) | PULLUDEN | PULLDOWN_EN},/* OEn_REN */
232 	{OFFSET(gpmc_be0n_cle), MODE(0) | PULLUDEN | PULLDOWN_EN},/* unused */
233 	{OFFSET(gpmc_wen), MODE(0) | PULLUDEN | PULLDOWN_EN},    /* WEN */
234 	{OFFSET(gpmc_wait0), MODE(0) | PULLUDEN | PULLUP_EN | RXACTIVE},/*WAIT*/
235 	{-1},
236 };
237 #endif
238 
239 #if defined(CONFIG_NOR_BOOT)
240 void enable_norboot_pin_mux(void)
241 {
242 	configure_module_pin_mux(bone_norcape_pin_mux);
243 }
244 #endif
245 
246 void enable_uart0_pin_mux(void)
247 {
248 	configure_module_pin_mux(uart0_pin_mux);
249 }
250 
251 void enable_uart1_pin_mux(void)
252 {
253 	configure_module_pin_mux(uart1_pin_mux);
254 }
255 
256 void enable_uart2_pin_mux(void)
257 {
258 	configure_module_pin_mux(uart2_pin_mux);
259 }
260 
261 void enable_uart3_pin_mux(void)
262 {
263 	configure_module_pin_mux(uart3_pin_mux);
264 }
265 
266 void enable_uart4_pin_mux(void)
267 {
268 	configure_module_pin_mux(uart4_pin_mux);
269 }
270 
271 void enable_uart5_pin_mux(void)
272 {
273 	configure_module_pin_mux(uart5_pin_mux);
274 }
275 
276 void enable_i2c0_pin_mux(void)
277 {
278 	configure_module_pin_mux(i2c0_pin_mux);
279 }
280 
281 /*
282  * The AM335x GP EVM, if daughter card(s) are connected, can have 8
283  * different profiles.  These profiles determine what peripherals are
284  * valid and need pinmux to be configured.
285  */
286 #define PROFILE_NONE	0x0
287 #define PROFILE_0	(1 << 0)
288 #define PROFILE_1	(1 << 1)
289 #define PROFILE_2	(1 << 2)
290 #define PROFILE_3	(1 << 3)
291 #define PROFILE_4	(1 << 4)
292 #define PROFILE_5	(1 << 5)
293 #define PROFILE_6	(1 << 6)
294 #define PROFILE_7	(1 << 7)
295 #define PROFILE_MASK	0x7
296 #define PROFILE_ALL	0xFF
297 
298 /* CPLD registers */
299 #define I2C_CPLD_ADDR	0x35
300 #define CFG_REG		0x10
301 
302 static unsigned short detect_daughter_board_profile(void)
303 {
304 	unsigned short val;
305 
306 	if (i2c_probe(I2C_CPLD_ADDR))
307 		return PROFILE_NONE;
308 
309 	if (i2c_read(I2C_CPLD_ADDR, CFG_REG, 1, (unsigned char *)(&val), 2))
310 		return PROFILE_NONE;
311 
312 	return (1 << (val & PROFILE_MASK));
313 }
314 
315 void enable_board_pin_mux(struct am335x_baseboard_id *header)
316 {
317 	/* Do board-specific muxes. */
318 	if (board_is_bone(header)) {
319 		/* Beaglebone pinmux */
320 		configure_module_pin_mux(i2c1_pin_mux);
321 		configure_module_pin_mux(mii1_pin_mux);
322 		configure_module_pin_mux(mmc0_pin_mux);
323 #if defined(CONFIG_NAND)
324 		configure_module_pin_mux(nand_pin_mux);
325 #elif defined(CONFIG_NOR)
326 		configure_module_pin_mux(bone_norcape_pin_mux);
327 #else
328 		configure_module_pin_mux(mmc1_pin_mux);
329 #endif
330 	} else if (board_is_gp_evm(header)) {
331 		/* General Purpose EVM */
332 		unsigned short profile = detect_daughter_board_profile();
333 		configure_module_pin_mux(rgmii1_pin_mux);
334 		configure_module_pin_mux(mmc0_pin_mux);
335 		/* In profile #2 i2c1 and spi0 conflict. */
336 		if (profile & ~PROFILE_2)
337 			configure_module_pin_mux(i2c1_pin_mux);
338 		/* Profiles 2 & 3 don't have NAND */
339 #ifdef CONFIG_NAND
340 		if (profile & ~(PROFILE_2 | PROFILE_3))
341 			configure_module_pin_mux(nand_pin_mux);
342 #endif
343 		else if (profile == PROFILE_2) {
344 			configure_module_pin_mux(mmc1_pin_mux);
345 			configure_module_pin_mux(spi0_pin_mux);
346 		}
347 	} else if (board_is_idk(header)) {
348 		/* Industrial Motor Control (IDK) */
349 		configure_module_pin_mux(mii1_pin_mux);
350 		configure_module_pin_mux(mmc0_no_cd_pin_mux);
351 	} else if (board_is_evm_sk(header)) {
352 		/* Starter Kit EVM */
353 		configure_module_pin_mux(i2c1_pin_mux);
354 		configure_module_pin_mux(gpio0_7_pin_mux);
355 		configure_module_pin_mux(rgmii1_pin_mux);
356 		configure_module_pin_mux(mmc0_pin_mux_sk_evm);
357 	} else if (board_is_bone_lt(header)) {
358 		/* Beaglebone LT pinmux */
359 		configure_module_pin_mux(i2c1_pin_mux);
360 		configure_module_pin_mux(mii1_pin_mux);
361 		configure_module_pin_mux(mmc0_pin_mux);
362 #if defined(CONFIG_NAND) && defined(CONFIG_EMMC_BOOT)
363 		configure_module_pin_mux(nand_pin_mux);
364 #elif defined(CONFIG_NOR) && defined(CONFIG_EMMC_BOOT)
365 		configure_module_pin_mux(bone_norcape_pin_mux);
366 #else
367 		configure_module_pin_mux(mmc1_pin_mux);
368 #endif
369 	} else {
370 		puts("Unknown board, cannot configure pinmux.");
371 		hang();
372 	}
373 }
374