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Commit | Line | Data |
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5289e83a CN |
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 | ||
db7dd810 TR |
16 | #include <common.h> |
17 | #include <asm/arch/sys_proto.h> | |
5289e83a | 18 | #include <asm/arch/hardware.h> |
7f26a5a2 | 19 | #include <asm/arch/mux.h> |
5289e83a | 20 | #include <asm/io.h> |
036fd65a | 21 | #include <i2c.h> |
e363426e | 22 | #include "board.h" |
5289e83a | 23 | |
5289e83a CN |
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 | ||
6422b70b AB |
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 | ||
876bdd6d CN |
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 | }; | |
db7dd810 | 71 | |
a956bdcb MF |
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 | ||
db7dd810 TR |
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 | }; | |
876bdd6d | 93 | |
6bfca503 TR |
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 | ||
b4116ede PR |
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 | ||
d3decdeb SS |
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 | ||
a4a99fff TR |
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 | ||
65d750be TR |
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 | ||
89017e15 CN |
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 | ||
85eb0de2 | 174 | #ifdef CONFIG_NAND |
70fb65b0 | 175 | static struct module_pin_mux nand_pin_mux[] = { |
85eb0de2 | 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 */ | |
70fb65b0 IY |
201 | {-1}, |
202 | }; | |
3df3bc1e | 203 | #elif defined(CONFIG_NOR) |
cd8845d7 | 204 | static struct module_pin_mux bone_norcape_pin_mux[] = { |
3df3bc1e | 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*/ | |
cd8845d7 SK |
235 | {-1}, |
236 | }; | |
237 | #endif | |
238 | ||
0660481a | 239 | #if defined(CONFIG_NOR_BOOT) |
0660481a HS |
240 | void enable_norboot_pin_mux(void) |
241 | { | |
3df3bc1e | 242 | configure_module_pin_mux(bone_norcape_pin_mux); |
0660481a HS |
243 | } |
244 | #endif | |
cd8845d7 | 245 | |
5289e83a CN |
246 | void enable_uart0_pin_mux(void) |
247 | { | |
248 | configure_module_pin_mux(uart0_pin_mux); | |
249 | } | |
876bdd6d | 250 | |
6422b70b AB |
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 | } | |
b4116ede PR |
275 | |
276 | void enable_i2c0_pin_mux(void) | |
277 | { | |
278 | configure_module_pin_mux(i2c0_pin_mux); | |
279 | } | |
d3decdeb | 280 | |
036fd65a TR |
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) | |
d3decdeb | 303 | { |
036fd65a TR |
304 | unsigned short val; |
305 | ||
306 | if (i2c_probe(I2C_CPLD_ADDR)) | |
307 | return PROFILE_NONE; | |
89017e15 | 308 | |
036fd65a TR |
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. */ | |
ace4275e | 318 | if (board_is_bone(header)) { |
db7dd810 | 319 | /* Beaglebone pinmux */ |
036fd65a | 320 | configure_module_pin_mux(i2c1_pin_mux); |
db7dd810 TR |
321 | configure_module_pin_mux(mii1_pin_mux); |
322 | configure_module_pin_mux(mmc0_pin_mux); | |
85eb0de2 | 323 | #if defined(CONFIG_NAND) |
324 | configure_module_pin_mux(nand_pin_mux); | |
3df3bc1e | 325 | #elif defined(CONFIG_NOR) |
cd8845d7 | 326 | configure_module_pin_mux(bone_norcape_pin_mux); |
85eb0de2 | 327 | #else |
328 | configure_module_pin_mux(mmc1_pin_mux); | |
cd8845d7 | 329 | #endif |
ace4275e | 330 | } else if (board_is_gp_evm(header)) { |
db7dd810 | 331 | /* General Purpose EVM */ |
036fd65a | 332 | unsigned short profile = detect_daughter_board_profile(); |
db7dd810 TR |
333 | configure_module_pin_mux(rgmii1_pin_mux); |
334 | configure_module_pin_mux(mmc0_pin_mux); | |
036fd65a TR |
335 | /* In profile #2 i2c1 and spi0 conflict. */ |
336 | if (profile & ~PROFILE_2) | |
337 | configure_module_pin_mux(i2c1_pin_mux); | |
70fb65b0 | 338 | /* Profiles 2 & 3 don't have NAND */ |
85eb0de2 | 339 | #ifdef CONFIG_NAND |
70fb65b0 IY |
340 | if (profile & ~(PROFILE_2 | PROFILE_3)) |
341 | configure_module_pin_mux(nand_pin_mux); | |
85eb0de2 | 342 | #endif |
6bfca503 TR |
343 | else if (profile == PROFILE_2) { |
344 | configure_module_pin_mux(mmc1_pin_mux); | |
a4a99fff | 345 | configure_module_pin_mux(spi0_pin_mux); |
6bfca503 | 346 | } |
ace4275e | 347 | } else if (board_is_idk(header)) { |
1286b7f6 | 348 | /* Industrial Motor Control (IDK) */ |
a956bdcb MF |
349 | configure_module_pin_mux(mii1_pin_mux); |
350 | configure_module_pin_mux(mmc0_no_cd_pin_mux); | |
ace4275e | 351 | } else if (board_is_evm_sk(header)) { |
db7dd810 | 352 | /* Starter Kit EVM */ |
036fd65a | 353 | configure_module_pin_mux(i2c1_pin_mux); |
db7dd810 TR |
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); | |
ace4275e | 357 | } else if (board_is_bone_lt(header)) { |
9cd7b4cd KK |
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); | |
85eb0de2 | 362 | #if defined(CONFIG_NAND) |
363 | configure_module_pin_mux(nand_pin_mux); | |
3df3bc1e | 364 | #elif defined(CONFIG_NOR) |
365 | configure_module_pin_mux(bone_norcape_pin_mux); | |
85eb0de2 | 366 | #else |
9cd7b4cd | 367 | configure_module_pin_mux(mmc1_pin_mux); |
85eb0de2 | 368 | #endif |
db7dd810 TR |
369 | } else { |
370 | puts("Unknown board, cannot configure pinmux."); | |
371 | hang(); | |
372 | } | |
65d750be | 373 | } |