2 * linux/arch/arm/mach-omap1/mux.c
4 * OMAP1 pin multiplexing configurations
6 * Copyright (C) 2003 - 2005 Nokia Corporation
8 * Written by Tony Lindgren <tony.lindgren@nokia.com>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include <linux/config.h>
26 #include <linux/module.h>
27 #include <linux/init.h>
28 #include <asm/system.h>
30 #include <linux/spinlock.h>
32 #include <asm/arch/mux.h>
34 #ifdef CONFIG_OMAP_MUX
36 #ifdef CONFIG_ARCH_OMAP730
37 struct pin_config __initdata_or_module omap730_pins[] = {
38 MUX_CFG_730("E2_730_KBR0", 12, 21, 0, 0, 20, 1, NA, 0, 0)
39 MUX_CFG_730("J7_730_KBR1", 12, 25, 0, 0, 24, 1, NA, 0, 0)
40 MUX_CFG_730("E1_730_KBR2", 12, 29, 0, 0, 28, 1, NA, 0, 0)
41 MUX_CFG_730("F3_730_KBR3", 13, 1, 0, 0, 0, 1, NA, 0, 0)
42 MUX_CFG_730("D2_730_KBR4", 13, 5, 0, 0, 4, 1, NA, 0, 0)
43 MUX_CFG_730("C2_730_KBC0", 13, 9, 0, 0, 8, 1, NA, 0, 0)
44 MUX_CFG_730("D3_730_KBC1", 13, 13, 0, 0, 12, 1, NA, 0, 0)
45 MUX_CFG_730("E4_730_KBC2", 13, 17, 0, 0, 16, 1, NA, 0, 0)
46 MUX_CFG_730("F4_730_KBC3", 13, 21, 0, 0, 20, 1, NA, 0, 0)
47 MUX_CFG_730("E3_730_KBC4", 13, 25, 0, 0, 24, 1, NA, 0, 0)
51 #if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)
52 struct pin_config __initdata_or_module omap1xxx_pins[] = {
54 * description mux mode mux pull pull pull pu_pd pu dbg
55 * reg offset mode reg bit ena reg
57 MUX_CFG("UART1_TX", 9, 21, 1, 2, 3, 0, NA, 0, 0)
58 MUX_CFG("UART1_RTS", 9, 12, 1, 2, 0, 0, NA, 0, 0)
60 /* UART2 (COM_UART_GATING), conflicts with USB2 */
61 MUX_CFG("UART2_TX", C, 27, 1, 3, 3, 0, NA, 0, 0)
62 MUX_CFG("UART2_RX", C, 18, 0, 3, 1, 1, NA, 0, 0)
63 MUX_CFG("UART2_CTS", C, 21, 0, 3, 1, 1, NA, 0, 0)
64 MUX_CFG("UART2_RTS", C, 24, 1, 3, 2, 0, NA, 0, 0)
66 /* UART3 (GIGA_UART_GATING) */
67 MUX_CFG("UART3_TX", 6, 0, 1, 0, 30, 0, NA, 0, 0)
68 MUX_CFG("UART3_RX", 6, 3, 0, 0, 31, 1, NA, 0, 0)
69 MUX_CFG("UART3_CTS", 5, 12, 2, 0, 24, 0, NA, 0, 0)
70 MUX_CFG("UART3_RTS", 5, 15, 2, 0, 25, 0, NA, 0, 0)
71 MUX_CFG("UART3_CLKREQ", 9, 27, 0, 2, 5, 0, NA, 0, 0)
72 MUX_CFG("UART3_BCLK", A, 0, 0, 2, 6, 0, NA, 0, 0)
73 MUX_CFG("Y15_1610_UART3_RTS", A, 0, 1, 2, 6, 0, NA, 0, 0)
75 /* PWT & PWL, conflicts with UART3 */
76 MUX_CFG("PWT", 6, 0, 2, 0, 30, 0, NA, 0, 0)
77 MUX_CFG("PWL", 6, 3, 1, 0, 31, 1, NA, 0, 0)
79 /* USB internal master generic */
80 MUX_CFG("R18_USB_VBUS", 7, 9, 2, 1, 11, 0, NA, 0, 1)
81 MUX_CFG("R18_1510_USB_GPIO0", 7, 9, 0, 1, 11, 1, NA, 0, 1)
82 /* works around erratum: W4_USB_PUEN and W4_USB_PUDIS are switched! */
83 MUX_CFG("W4_USB_PUEN", D, 3, 3, 3, 5, 1, NA, 0, 1)
84 MUX_CFG("W4_USB_CLKO", D, 3, 1, 3, 5, 0, NA, 0, 1)
85 MUX_CFG("W4_USB_HIGHZ", D, 3, 4, 3, 5, 0, 3, 0, 1)
86 MUX_CFG("W4_GPIO58", D, 3, 7, 3, 5, 0, 3, 0, 1)
89 MUX_CFG("USB1_SUSP", 8, 27, 2, 1, 27, 0, NA, 0, 1)
90 MUX_CFG("USB1_SE0", 9, 0, 2, 1, 28, 0, NA, 0, 1)
91 MUX_CFG("W13_1610_USB1_SE0", 9, 0, 4, 1, 28, 0, NA, 0, 1)
92 MUX_CFG("USB1_TXEN", 9, 3, 2, 1, 29, 0, NA, 0, 1)
93 MUX_CFG("USB1_TXD", 9, 24, 1, 2, 4, 0, NA, 0, 1)
94 MUX_CFG("USB1_VP", A, 3, 1, 2, 7, 0, NA, 0, 1)
95 MUX_CFG("USB1_VM", A, 6, 1, 2, 8, 0, NA, 0, 1)
96 MUX_CFG("USB1_RCV", A, 9, 1, 2, 9, 0, NA, 0, 1)
97 MUX_CFG("USB1_SPEED", A, 12, 2, 2, 10, 0, NA, 0, 1)
98 MUX_CFG("R13_1610_USB1_SPEED", A, 12, 5, 2, 10, 0, NA, 0, 1)
99 MUX_CFG("R13_1710_USB1_SEO", A, 12, 5, 2, 10, 0, NA, 0, 1)
102 MUX_CFG("USB2_SUSP", B, 3, 1, 2, 17, 0, NA, 0, 1)
103 MUX_CFG("USB2_VP", B, 6, 1, 2, 18, 0, NA, 0, 1)
104 MUX_CFG("USB2_TXEN", B, 9, 1, 2, 19, 0, NA, 0, 1)
105 MUX_CFG("USB2_VM", C, 18, 1, 3, 0, 0, NA, 0, 1)
106 MUX_CFG("USB2_RCV", C, 21, 1, 3, 1, 0, NA, 0, 1)
107 MUX_CFG("USB2_SE0", C, 24, 2, 3, 2, 0, NA, 0, 1)
108 MUX_CFG("USB2_TXD", C, 27, 2, 3, 3, 0, NA, 0, 1)
111 MUX_CFG("R18_1510_GPIO0", 7, 9, 0, 1, 11, 1, 0, 0, 1)
112 MUX_CFG("R19_1510_GPIO1", 7, 6, 0, 1, 10, 1, 0, 0, 1)
113 MUX_CFG("M14_1510_GPIO2", 7, 3, 0, 1, 9, 1, 0, 0, 1)
116 MUX_CFG("P18_1610_GPIO3", 7, 0, 0, 1, 8, 0, NA, 0, 1)
117 MUX_CFG("Y15_1610_GPIO17", A, 0, 7, 2, 6, 0, NA, 0, 1)
120 MUX_CFG("R18_1710_GPIO0", 7, 9, 0, 1, 11, 1, 1, 1, 1)
121 MUX_CFG("V2_1710_GPIO10", F, 27, 1, 4, 3, 1, 4, 1, 1)
122 MUX_CFG("N21_1710_GPIO14", 6, 9, 0, 1, 1, 1, 1, 1, 1)
123 MUX_CFG("W15_1710_GPIO40", 9, 27, 7, 2, 5, 1, 2, 1, 1)
126 MUX_CFG("MPUIO2", 7, 18, 0, 1, 14, 1, NA, 0, 1)
127 MUX_CFG("N15_1610_MPUIO2", 7, 18, 0, 1, 14, 1, 1, 0, 1)
128 MUX_CFG("MPUIO4", 7, 15, 0, 1, 13, 1, NA, 0, 1)
129 MUX_CFG("MPUIO5", 7, 12, 0, 1, 12, 1, NA, 0, 1)
131 MUX_CFG("T20_1610_MPUIO5", 7, 12, 0, 1, 12, 0, 3, 0, 1)
132 MUX_CFG("W11_1610_MPUIO6", 10, 15, 2, 3, 8, 0, 3, 0, 1)
133 MUX_CFG("V10_1610_MPUIO7", A, 24, 2, 2, 14, 0, 2, 0, 1)
134 MUX_CFG("W11_1610_MPUIO9", 10, 15, 1, 3, 8, 0, 3, 0, 1)
135 MUX_CFG("V10_1610_MPUIO10", A, 24, 1, 2, 14, 0, 2, 0, 1)
136 MUX_CFG("W10_1610_MPUIO11", A, 18, 2, 2, 11, 0, 2, 0, 1)
137 MUX_CFG("E20_1610_MPUIO13", 3, 21, 1, 0, 7, 0, 0, 0, 1)
138 MUX_CFG("U20_1610_MPUIO14", 9, 6, 6, 0, 30, 0, 0, 0, 1)
139 MUX_CFG("E19_1610_MPUIO15", 3, 18, 1, 0, 6, 0, 0, 0, 1)
142 MUX_CFG("MCBSP2_CLKR", C, 6, 0, 2, 27, 1, NA, 0, 1)
143 MUX_CFG("MCBSP2_CLKX", C, 9, 0, 2, 29, 1, NA, 0, 1)
144 MUX_CFG("MCBSP2_DR", C, 0, 0, 2, 26, 1, NA, 0, 1)
145 MUX_CFG("MCBSP2_DX", C, 15, 0, 2, 31, 1, NA, 0, 1)
146 MUX_CFG("MCBSP2_FSR", C, 12, 0, 2, 30, 1, NA, 0, 1)
147 MUX_CFG("MCBSP2_FSX", C, 3, 0, 2, 27, 1, NA, 0, 1)
149 /* MCBSP3 NOTE: Mode must 1 for clock */
150 MUX_CFG("MCBSP3_CLKX", 9, 3, 1, 1, 29, 0, NA, 0, 1)
153 MUX_CFG("BALLOUT_V8_ARMIO3", B, 18, 0, 2, 25, 1, NA, 0, 1)
154 MUX_CFG("N20_HDQ", 6, 18, 1, 1, 4, 0, 1, 4, 0)
157 MUX_CFG("W8_1610_MMC2_DAT0", B, 21, 6, 2, 23, 1, 2, 1, 1)
158 MUX_CFG("V8_1610_MMC2_DAT1", B, 27, 6, 2, 25, 1, 2, 1, 1)
159 MUX_CFG("W15_1610_MMC2_DAT2", 9, 12, 6, 2, 5, 1, 2, 1, 1)
160 MUX_CFG("R10_1610_MMC2_DAT3", B, 18, 6, 2, 22, 1, 2, 1, 1)
161 MUX_CFG("Y10_1610_MMC2_CLK", B, 3, 6, 2, 17, 0, 2, 0, 1)
162 MUX_CFG("Y8_1610_MMC2_CMD", B, 24, 6, 2, 24, 1, 2, 1, 1)
163 MUX_CFG("V9_1610_MMC2_CMDDIR", B, 12, 6, 2, 20, 0, 2, 1, 1)
164 MUX_CFG("V5_1610_MMC2_DATDIR0", B, 15, 6, 2, 21, 0, 2, 1, 1)
165 MUX_CFG("W19_1610_MMC2_DATDIR1", 8, 15, 6, 1, 23, 0, 1, 1, 1)
166 MUX_CFG("R18_1610_MMC2_CLKIN", 7, 9, 6, 1, 11, 0, 1, 11, 1)
168 /* OMAP-1610 External Trace Interface */
169 MUX_CFG("M19_1610_ETM_PSTAT0", 5, 27, 1, 0, 29, 0, 0, 0, 1)
170 MUX_CFG("L15_1610_ETM_PSTAT1", 5, 24, 1, 0, 28, 0, 0, 0, 1)
171 MUX_CFG("L18_1610_ETM_PSTAT2", 5, 21, 1, 0, 27, 0, 0, 0, 1)
172 MUX_CFG("L19_1610_ETM_D0", 5, 18, 1, 0, 26, 0, 0, 0, 1)
173 MUX_CFG("J19_1610_ETM_D6", 5, 0, 1, 0, 20, 0, 0, 0, 1)
174 MUX_CFG("J18_1610_ETM_D7", 5, 27, 1, 0, 19, 0, 0, 0, 1)
177 MUX_CFG("P20_1610_GPIO4", 6, 27, 0, 1, 7, 0, 1, 1, 1)
178 MUX_CFG("V9_1610_GPIO7", B, 12, 1, 2, 20, 0, 2, 1, 1)
179 MUX_CFG("W8_1610_GPIO9", B, 21, 0, 2, 23, 0, 2, 1, 1)
180 MUX_CFG("N20_1610_GPIO11", 6, 18, 0, 1, 4, 0, 1, 1, 1)
181 MUX_CFG("N19_1610_GPIO13", 6, 12, 0, 1, 2, 0, 1, 1, 1)
182 MUX_CFG("P10_1610_GPIO22", C, 0, 7, 2, 26, 0, 2, 1, 1)
183 MUX_CFG("V5_1610_GPIO24", B, 15, 7, 2, 21, 0, 2, 1, 1)
184 MUX_CFG("AA20_1610_GPIO_41", 9, 9, 7, 1, 31, 0, 1, 1, 1)
185 MUX_CFG("W19_1610_GPIO48", 8, 15, 7, 1, 23, 1, 1, 0, 1)
186 MUX_CFG("M7_1610_GPIO62", 10, 0, 0, 4, 24, 0, 4, 0, 1)
187 MUX_CFG("V14_16XX_GPIO37", 9, 18, 7, 2, 2, 0, 2, 2, 0)
188 MUX_CFG("R9_16XX_GPIO18", C, 18, 7, 3, 0, 0, 3, 0, 0)
189 MUX_CFG("L14_16XX_GPIO49", 6, 3, 7, 0, 31, 0, 0, 31, 0)
191 /* OMAP-1610 uWire */
192 MUX_CFG("V19_1610_UWIRE_SCLK", 8, 6, 0, 1, 20, 0, 1, 1, 1)
193 MUX_CFG("U18_1610_UWIRE_SDI", 8, 0, 0, 1, 18, 0, 1, 1, 1)
194 MUX_CFG("W21_1610_UWIRE_SDO", 8, 3, 0, 1, 19, 0, 1, 1, 1)
195 MUX_CFG("N14_1610_UWIRE_CS0", 8, 9, 1, 1, 21, 0, 1, 1, 1)
196 MUX_CFG("P15_1610_UWIRE_CS3", 8, 12, 1, 1, 22, 0, 1, 1, 1)
197 MUX_CFG("N15_1610_UWIRE_CS1", 7, 18, 2, 1, 14, 0, NA, 0, 1)
199 /* OMAP-1610 Flash */
200 MUX_CFG("L3_1610_FLASH_CS2B_OE",10, 6, 1, NA, 0, 0, NA, 0, 1)
201 MUX_CFG("M8_1610_FLASH_CS2B_WE",10, 3, 1, NA, 0, 0, NA, 0, 1)
203 /* First MMC interface, same on 1510, 1610 and 1710 */
204 MUX_CFG("MMC_CMD", A, 27, 0, 2, 15, 1, 2, 1, 1)
205 MUX_CFG("MMC_DAT1", A, 24, 0, 2, 14, 1, 2, 1, 1)
206 MUX_CFG("MMC_DAT2", A, 18, 0, 2, 12, 1, 2, 1, 1)
207 MUX_CFG("MMC_DAT0", B, 0, 0, 2, 16, 1, 2, 1, 1)
208 MUX_CFG("MMC_CLK", A, 21, 0, NA, 0, 0, NA, 0, 1)
209 MUX_CFG("MMC_DAT3", 10, 15, 0, 3, 8, 1, 3, 1, 1)
210 MUX_CFG("M15_1710_MMC_CLKI", 6, 21, 2, 0, 0, 0, NA, 0, 1)
211 MUX_CFG("P19_1710_MMC_CMDDIR", 6, 24, 6, 0, 0, 0, NA, 0, 1)
212 MUX_CFG("P20_1710_MMC_DATDIR0", 6, 27, 5, 0, 0, 0, NA, 0, 1)
214 /* OMAP-1610 USB0 alternate configuration */
215 MUX_CFG("W9_USB0_TXEN", B, 9, 5, 2, 19, 0, 2, 0, 1)
216 MUX_CFG("AA9_USB0_VP", B, 6, 5, 2, 18, 0, 2, 0, 1)
217 MUX_CFG("Y5_USB0_RCV", C, 21, 5, 3, 1, 0, 1, 0, 1)
218 MUX_CFG("R9_USB0_VM", C, 18, 5, 3, 0, 0, 3, 0, 1)
219 MUX_CFG("V6_USB0_TXD", C, 27, 5, 3, 3, 0, 3, 0, 1)
220 MUX_CFG("W5_USB0_SE0", C, 24, 5, 3, 2, 0, 3, 0, 1)
221 MUX_CFG("V9_USB0_SPEED", B, 12, 5, 2, 20, 0, 2, 0, 1)
222 MUX_CFG("Y10_USB0_SUSP", B, 3, 5, 2, 17, 0, 2, 0, 1)
225 MUX_CFG("W9_USB2_TXEN", B, 9, 1, NA, 0, 0, NA, 0, 1)
226 MUX_CFG("AA9_USB2_VP", B, 6, 1, NA, 0, 0, NA, 0, 1)
227 MUX_CFG("Y5_USB2_RCV", C, 21, 1, NA, 0, 0, NA, 0, 1)
228 MUX_CFG("R9_USB2_VM", C, 18, 1, NA, 0, 0, NA, 0, 1)
229 MUX_CFG("V6_USB2_TXD", C, 27, 2, NA, 0, 0, NA, 0, 1)
230 MUX_CFG("W5_USB2_SE0", C, 24, 2, NA, 0, 0, NA, 0, 1)
233 MUX_CFG("R13_1610_UART1_TX", A, 12, 6, 2, 10, 0, 2, 10, 1)
234 MUX_CFG("V14_16XX_UART1_RX", 9, 18, 0, 2, 2, 0, 2, 2, 1)
235 MUX_CFG("R14_1610_UART1_CTS", 9, 15, 0, 2, 1, 0, 2, 1, 1)
236 MUX_CFG("AA15_1610_UART1_RTS", 9, 12, 1, 2, 0, 0, 2, 0, 1)
237 MUX_CFG("R9_16XX_UART2_RX", C, 18, 0, 3, 0, 0, 3, 0, 1)
238 MUX_CFG("L14_16XX_UART3_RX", 6, 3, 0, 0, 31, 0, 0, 31, 1)
241 MUX_CFG("I2C_SCL", 7, 24, 0, NA, 0, 0, NA, 0, 0)
242 MUX_CFG("I2C_SDA", 7, 27, 0, NA, 0, 0, NA, 0, 0)
245 MUX_CFG("F18_1610_KBC0", 3, 15, 0, 0, 5, 1, 0, 0, 0)
246 MUX_CFG("D20_1610_KBC1", 3, 12, 0, 0, 4, 1, 0, 0, 0)
247 MUX_CFG("D19_1610_KBC2", 3, 9, 0, 0, 3, 1, 0, 0, 0)
248 MUX_CFG("E18_1610_KBC3", 3, 6, 0, 0, 2, 1, 0, 0, 0)
249 MUX_CFG("C21_1610_KBC4", 3, 3, 0, 0, 1, 1, 0, 0, 0)
250 MUX_CFG("G18_1610_KBR0", 4, 0, 0, 0, 10, 1, 0, 1, 0)
251 MUX_CFG("F19_1610_KBR1", 3, 27, 0, 0, 9, 1, 0, 1, 0)
252 MUX_CFG("H14_1610_KBR2", 3, 24, 0, 0, 8, 1, 0, 1, 0)
253 MUX_CFG("E20_1610_KBR3", 3, 21, 0, 0, 7, 1, 0, 1, 0)
254 MUX_CFG("E19_1610_KBR4", 3, 18, 0, 0, 6, 1, 0, 1, 0)
255 MUX_CFG("N19_1610_KBR5", 6, 12, 1, 1, 2, 1, 1, 1, 0)
257 /* Power management */
258 MUX_CFG("T20_1610_LOW_PWR", 7, 12, 1, NA, 0, 0, NA, 0, 0)
261 MUX_CFG("V5_1710_MCLK_ON", B, 15, 0, NA, 0, 0, NA, 0, 0)
262 MUX_CFG("V5_1710_MCLK_OFF", B, 15, 6, NA, 0, 0, NA, 0, 0)
263 MUX_CFG("R10_1610_MCLK_ON", B, 18, 0, NA, 22, 0, NA, 1, 0)
264 MUX_CFG("R10_1610_MCLK_OFF", B, 18, 6, 2, 22, 1, 2, 1, 1)
266 /* CompactFlash controller, conflicts with MMC1 */
267 MUX_CFG("P11_1610_CF_CD2", A, 27, 3, 2, 15, 1, 2, 1, 1)
268 MUX_CFG("R11_1610_CF_IOIS16", B, 0, 3, 2, 16, 1, 2, 1, 1)
269 MUX_CFG("V10_1610_CF_IREQ", A, 24, 3, 2, 14, 0, 2, 0, 1)
270 MUX_CFG("W10_1610_CF_RESET", A, 18, 3, 2, 12, 1, 2, 1, 1)
271 MUX_CFG("W11_1610_CF_CD1", 10, 15, 3, 3, 8, 1, 3, 1, 1)
273 #endif /* CONFIG_ARCH_OMAP15XX || CONFIG_ARCH_OMAP16XX */
275 int __init omap1_mux_init(void)
278 #ifdef CONFIG_ARCH_OMAP730
279 omap_mux_register(omap730_pins, ARRAY_SIZE(omap730_pins));
282 #if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)
283 omap_mux_register(omap1xxx_pins, ARRAY_SIZE(omap1xxx_pins));