Root/
1 | /* |
2 | * linux/arch/arm/mach-omap1/mux.c |
3 | * |
4 | * OMAP1 pin multiplexing configurations |
5 | * |
6 | * Copyright (C) 2003 - 2008 Nokia Corporation |
7 | * |
8 | * Written by Tony Lindgren |
9 | * |
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. |
14 | * |
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. |
19 | * |
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 |
23 | * |
24 | */ |
25 | #include <linux/module.h> |
26 | #include <linux/init.h> |
27 | #include <linux/io.h> |
28 | #include <linux/spinlock.h> |
29 | |
30 | #include <asm/system.h> |
31 | |
32 | #include <plat/mux.h> |
33 | |
34 | #ifdef CONFIG_OMAP_MUX |
35 | |
36 | static struct omap_mux_cfg arch_mux_cfg; |
37 | |
38 | #if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) |
39 | static struct pin_config __initdata_or_module omap7xx_pins[] = { |
40 | MUX_CFG_7XX("E2_7XX_KBR0", 12, 21, 0, 20, 1, 0) |
41 | MUX_CFG_7XX("J7_7XX_KBR1", 12, 25, 0, 24, 1, 0) |
42 | MUX_CFG_7XX("E1_7XX_KBR2", 12, 29, 0, 28, 1, 0) |
43 | MUX_CFG_7XX("F3_7XX_KBR3", 13, 1, 0, 0, 1, 0) |
44 | MUX_CFG_7XX("D2_7XX_KBR4", 13, 5, 0, 4, 1, 0) |
45 | MUX_CFG_7XX("C2_7XX_KBC0", 13, 9, 0, 8, 1, 0) |
46 | MUX_CFG_7XX("D3_7XX_KBC1", 13, 13, 0, 12, 1, 0) |
47 | MUX_CFG_7XX("E4_7XX_KBC2", 13, 17, 0, 16, 1, 0) |
48 | MUX_CFG_7XX("F4_7XX_KBC3", 13, 21, 0, 20, 1, 0) |
49 | MUX_CFG_7XX("E3_7XX_KBC4", 13, 25, 0, 24, 1, 0) |
50 | |
51 | MUX_CFG_7XX("AA17_7XX_USB_DM", 2, 21, 0, 20, 0, 0) |
52 | MUX_CFG_7XX("W16_7XX_USB_PU_EN", 2, 25, 0, 24, 0, 0) |
53 | MUX_CFG_7XX("W17_7XX_USB_VBUSI", 2, 29, 6, 28, 1, 0) |
54 | MUX_CFG_7XX("W18_7XX_USB_DMCK_OUT",3, 3, 1, 2, 0, 0) |
55 | MUX_CFG_7XX("W19_7XX_USB_DCRST", 3, 7, 1, 6, 0, 0) |
56 | |
57 | /* MMC Pins */ |
58 | MUX_CFG_7XX("MMC_7XX_CMD", 2, 9, 0, 8, 1, 0) |
59 | MUX_CFG_7XX("MMC_7XX_CLK", 2, 13, 0, 12, 1, 0) |
60 | MUX_CFG_7XX("MMC_7XX_DAT0", 2, 17, 0, 16, 1, 0) |
61 | |
62 | /* I2C interface */ |
63 | MUX_CFG_7XX("I2C_7XX_SCL", 5, 1, 0, 0, 1, 0) |
64 | MUX_CFG_7XX("I2C_7XX_SDA", 5, 5, 0, 0, 1, 0) |
65 | |
66 | /* SPI pins */ |
67 | MUX_CFG_7XX("SPI_7XX_1", 6, 5, 4, 4, 1, 0) |
68 | MUX_CFG_7XX("SPI_7XX_2", 6, 9, 4, 8, 1, 0) |
69 | MUX_CFG_7XX("SPI_7XX_3", 6, 13, 4, 12, 1, 0) |
70 | MUX_CFG_7XX("SPI_7XX_4", 6, 17, 4, 16, 1, 0) |
71 | MUX_CFG_7XX("SPI_7XX_5", 8, 25, 0, 24, 0, 0) |
72 | MUX_CFG_7XX("SPI_7XX_6", 9, 5, 0, 4, 0, 0) |
73 | |
74 | /* UART pins */ |
75 | MUX_CFG_7XX("UART_7XX_1", 3, 21, 0, 20, 0, 0) |
76 | MUX_CFG_7XX("UART_7XX_2", 8, 1, 6, 0, 0, 0) |
77 | }; |
78 | #define OMAP7XX_PINS_SZ ARRAY_SIZE(omap7xx_pins) |
79 | #else |
80 | #define omap7xx_pins NULL |
81 | #define OMAP7XX_PINS_SZ 0 |
82 | #endif /* CONFIG_ARCH_OMAP730 || CONFIG_ARCH_OMAP850 */ |
83 | |
84 | #if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) |
85 | static struct pin_config __initdata_or_module omap1xxx_pins[] = { |
86 | /* |
87 | * description mux mode mux pull pull pull pu_pd pu dbg |
88 | * reg offset mode reg bit ena reg |
89 | */ |
90 | MUX_CFG("UART1_TX", 9, 21, 1, 2, 3, 0, NA, 0, 0) |
91 | MUX_CFG("UART1_RTS", 9, 12, 1, 2, 0, 0, NA, 0, 0) |
92 | |
93 | /* UART2 (COM_UART_GATING), conflicts with USB2 */ |
94 | MUX_CFG("UART2_TX", C, 27, 1, 3, 3, 0, NA, 0, 0) |
95 | MUX_CFG("UART2_RX", C, 18, 0, 3, 1, 1, NA, 0, 0) |
96 | MUX_CFG("UART2_CTS", C, 21, 0, 3, 1, 1, NA, 0, 0) |
97 | MUX_CFG("UART2_RTS", C, 24, 1, 3, 2, 0, NA, 0, 0) |
98 | |
99 | /* UART3 (GIGA_UART_GATING) */ |
100 | MUX_CFG("UART3_TX", 6, 0, 1, 0, 30, 0, NA, 0, 0) |
101 | MUX_CFG("UART3_RX", 6, 3, 0, 0, 31, 1, NA, 0, 0) |
102 | MUX_CFG("UART3_CTS", 5, 12, 2, 0, 24, 0, NA, 0, 0) |
103 | MUX_CFG("UART3_RTS", 5, 15, 2, 0, 25, 0, NA, 0, 0) |
104 | MUX_CFG("UART3_CLKREQ", 9, 27, 0, 2, 5, 0, NA, 0, 0) |
105 | MUX_CFG("UART3_BCLK", A, 0, 0, 2, 6, 0, NA, 0, 0) |
106 | MUX_CFG("Y15_1610_UART3_RTS", A, 0, 1, 2, 6, 0, NA, 0, 0) |
107 | |
108 | /* PWT & PWL, conflicts with UART3 */ |
109 | MUX_CFG("PWT", 6, 0, 2, 0, 30, 0, NA, 0, 0) |
110 | MUX_CFG("PWL", 6, 3, 1, 0, 31, 1, NA, 0, 0) |
111 | |
112 | /* USB internal master generic */ |
113 | MUX_CFG("R18_USB_VBUS", 7, 9, 2, 1, 11, 0, NA, 0, 1) |
114 | MUX_CFG("R18_1510_USB_GPIO0", 7, 9, 0, 1, 11, 1, NA, 0, 1) |
115 | /* works around erratum: W4_USB_PUEN and W4_USB_PUDIS are switched! */ |
116 | MUX_CFG("W4_USB_PUEN", D, 3, 3, 3, 5, 1, NA, 0, 1) |
117 | MUX_CFG("W4_USB_CLKO", D, 3, 1, 3, 5, 0, NA, 0, 1) |
118 | MUX_CFG("W4_USB_HIGHZ", D, 3, 4, 3, 5, 0, 3, 0, 1) |
119 | MUX_CFG("W4_GPIO58", D, 3, 7, 3, 5, 0, 3, 0, 1) |
120 | |
121 | /* USB1 master */ |
122 | MUX_CFG("USB1_SUSP", 8, 27, 2, 1, 27, 0, NA, 0, 1) |
123 | MUX_CFG("USB1_SE0", 9, 0, 2, 1, 28, 0, NA, 0, 1) |
124 | MUX_CFG("W13_1610_USB1_SE0", 9, 0, 4, 1, 28, 0, NA, 0, 1) |
125 | MUX_CFG("USB1_TXEN", 9, 3, 2, 1, 29, 0, NA, 0, 1) |
126 | MUX_CFG("USB1_TXD", 9, 24, 1, 2, 4, 0, NA, 0, 1) |
127 | MUX_CFG("USB1_VP", A, 3, 1, 2, 7, 0, NA, 0, 1) |
128 | MUX_CFG("USB1_VM", A, 6, 1, 2, 8, 0, NA, 0, 1) |
129 | MUX_CFG("USB1_RCV", A, 9, 1, 2, 9, 0, NA, 0, 1) |
130 | MUX_CFG("USB1_SPEED", A, 12, 2, 2, 10, 0, NA, 0, 1) |
131 | MUX_CFG("R13_1610_USB1_SPEED", A, 12, 5, 2, 10, 0, NA, 0, 1) |
132 | MUX_CFG("R13_1710_USB1_SEO", A, 12, 5, 2, 10, 0, NA, 0, 1) |
133 | |
134 | /* USB2 master */ |
135 | MUX_CFG("USB2_SUSP", B, 3, 1, 2, 17, 0, NA, 0, 1) |
136 | MUX_CFG("USB2_VP", B, 6, 1, 2, 18, 0, NA, 0, 1) |
137 | MUX_CFG("USB2_TXEN", B, 9, 1, 2, 19, 0, NA, 0, 1) |
138 | MUX_CFG("USB2_VM", C, 18, 1, 3, 0, 0, NA, 0, 1) |
139 | MUX_CFG("USB2_RCV", C, 21, 1, 3, 1, 0, NA, 0, 1) |
140 | MUX_CFG("USB2_SE0", C, 24, 2, 3, 2, 0, NA, 0, 1) |
141 | MUX_CFG("USB2_TXD", C, 27, 2, 3, 3, 0, NA, 0, 1) |
142 | |
143 | /* OMAP-1510 GPIO */ |
144 | MUX_CFG("R18_1510_GPIO0", 7, 9, 0, 1, 11, 1, 0, 0, 1) |
145 | MUX_CFG("R19_1510_GPIO1", 7, 6, 0, 1, 10, 1, 0, 0, 1) |
146 | MUX_CFG("M14_1510_GPIO2", 7, 3, 0, 1, 9, 1, 0, 0, 1) |
147 | |
148 | /* OMAP1610 GPIO */ |
149 | MUX_CFG("P18_1610_GPIO3", 7, 0, 0, 1, 8, 0, NA, 0, 1) |
150 | MUX_CFG("Y15_1610_GPIO17", A, 0, 7, 2, 6, 0, NA, 0, 1) |
151 | |
152 | /* OMAP-1710 GPIO */ |
153 | MUX_CFG("R18_1710_GPIO0", 7, 9, 0, 1, 11, 1, 1, 1, 1) |
154 | MUX_CFG("V2_1710_GPIO10", F, 27, 1, 4, 3, 1, 4, 1, 1) |
155 | MUX_CFG("N21_1710_GPIO14", 6, 9, 0, 1, 1, 1, 1, 1, 1) |
156 | MUX_CFG("W15_1710_GPIO40", 9, 27, 7, 2, 5, 1, 2, 1, 1) |
157 | |
158 | /* MPUIO */ |
159 | MUX_CFG("MPUIO2", 7, 18, 0, 1, 14, 1, NA, 0, 1) |
160 | MUX_CFG("N15_1610_MPUIO2", 7, 18, 0, 1, 14, 1, 1, 0, 1) |
161 | MUX_CFG("MPUIO4", 7, 15, 0, 1, 13, 1, NA, 0, 1) |
162 | MUX_CFG("MPUIO5", 7, 12, 0, 1, 12, 1, NA, 0, 1) |
163 | |
164 | MUX_CFG("T20_1610_MPUIO5", 7, 12, 0, 1, 12, 0, 3, 0, 1) |
165 | MUX_CFG("W11_1610_MPUIO6", 10, 15, 2, 3, 8, 0, 3, 0, 1) |
166 | MUX_CFG("V10_1610_MPUIO7", A, 24, 2, 2, 14, 0, 2, 0, 1) |
167 | MUX_CFG("W11_1610_MPUIO9", 10, 15, 1, 3, 8, 0, 3, 0, 1) |
168 | MUX_CFG("V10_1610_MPUIO10", A, 24, 1, 2, 14, 0, 2, 0, 1) |
169 | MUX_CFG("W10_1610_MPUIO11", A, 18, 2, 2, 11, 0, 2, 0, 1) |
170 | MUX_CFG("E20_1610_MPUIO13", 3, 21, 1, 0, 7, 0, 0, 0, 1) |
171 | MUX_CFG("U20_1610_MPUIO14", 9, 6, 6, 0, 30, 0, 0, 0, 1) |
172 | MUX_CFG("E19_1610_MPUIO15", 3, 18, 1, 0, 6, 0, 0, 0, 1) |
173 | |
174 | /* MCBSP2 */ |
175 | MUX_CFG("MCBSP2_CLKR", C, 6, 0, 2, 27, 1, NA, 0, 1) |
176 | MUX_CFG("MCBSP2_CLKX", C, 9, 0, 2, 29, 1, NA, 0, 1) |
177 | MUX_CFG("MCBSP2_DR", C, 0, 0, 2, 26, 1, NA, 0, 1) |
178 | MUX_CFG("MCBSP2_DX", C, 15, 0, 2, 31, 1, NA, 0, 1) |
179 | MUX_CFG("MCBSP2_FSR", C, 12, 0, 2, 30, 1, NA, 0, 1) |
180 | MUX_CFG("MCBSP2_FSX", C, 3, 0, 2, 27, 1, NA, 0, 1) |
181 | |
182 | /* MCBSP3 NOTE: Mode must 1 for clock */ |
183 | MUX_CFG("MCBSP3_CLKX", 9, 3, 1, 1, 29, 0, NA, 0, 1) |
184 | |
185 | /* Misc ballouts */ |
186 | MUX_CFG("BALLOUT_V8_ARMIO3", B, 18, 0, 2, 25, 1, NA, 0, 1) |
187 | MUX_CFG("N20_HDQ", 6, 18, 1, 1, 4, 0, 1, 4, 0) |
188 | |
189 | /* OMAP-1610 MMC2 */ |
190 | MUX_CFG("W8_1610_MMC2_DAT0", B, 21, 6, 2, 23, 1, 2, 1, 1) |
191 | MUX_CFG("V8_1610_MMC2_DAT1", B, 27, 6, 2, 25, 1, 2, 1, 1) |
192 | MUX_CFG("W15_1610_MMC2_DAT2", 9, 12, 6, 2, 5, 1, 2, 1, 1) |
193 | MUX_CFG("R10_1610_MMC2_DAT3", B, 18, 6, 2, 22, 1, 2, 1, 1) |
194 | MUX_CFG("Y10_1610_MMC2_CLK", B, 3, 6, 2, 17, 0, 2, 0, 1) |
195 | MUX_CFG("Y8_1610_MMC2_CMD", B, 24, 6, 2, 24, 1, 2, 1, 1) |
196 | MUX_CFG("V9_1610_MMC2_CMDDIR", B, 12, 6, 2, 20, 0, 2, 1, 1) |
197 | MUX_CFG("V5_1610_MMC2_DATDIR0", B, 15, 6, 2, 21, 0, 2, 1, 1) |
198 | MUX_CFG("W19_1610_MMC2_DATDIR1", 8, 15, 6, 1, 23, 0, 1, 1, 1) |
199 | MUX_CFG("R18_1610_MMC2_CLKIN", 7, 9, 6, 1, 11, 0, 1, 11, 1) |
200 | |
201 | /* OMAP-1610 External Trace Interface */ |
202 | MUX_CFG("M19_1610_ETM_PSTAT0", 5, 27, 1, 0, 29, 0, 0, 0, 1) |
203 | MUX_CFG("L15_1610_ETM_PSTAT1", 5, 24, 1, 0, 28, 0, 0, 0, 1) |
204 | MUX_CFG("L18_1610_ETM_PSTAT2", 5, 21, 1, 0, 27, 0, 0, 0, 1) |
205 | MUX_CFG("L19_1610_ETM_D0", 5, 18, 1, 0, 26, 0, 0, 0, 1) |
206 | MUX_CFG("J19_1610_ETM_D6", 5, 0, 1, 0, 20, 0, 0, 0, 1) |
207 | MUX_CFG("J18_1610_ETM_D7", 5, 27, 1, 0, 19, 0, 0, 0, 1) |
208 | |
209 | /* OMAP16XX GPIO */ |
210 | MUX_CFG("P20_1610_GPIO4", 6, 27, 0, 1, 7, 0, 1, 1, 1) |
211 | MUX_CFG("V9_1610_GPIO7", B, 12, 1, 2, 20, 0, 2, 1, 1) |
212 | MUX_CFG("W8_1610_GPIO9", B, 21, 0, 2, 23, 0, 2, 1, 1) |
213 | MUX_CFG("N20_1610_GPIO11", 6, 18, 0, 1, 4, 0, 1, 1, 1) |
214 | MUX_CFG("N19_1610_GPIO13", 6, 12, 0, 1, 2, 0, 1, 1, 1) |
215 | MUX_CFG("P10_1610_GPIO22", C, 0, 7, 2, 26, 0, 2, 1, 1) |
216 | MUX_CFG("V5_1610_GPIO24", B, 15, 7, 2, 21, 0, 2, 1, 1) |
217 | MUX_CFG("AA20_1610_GPIO_41", 9, 9, 7, 1, 31, 0, 1, 1, 1) |
218 | MUX_CFG("W19_1610_GPIO48", 8, 15, 7, 1, 23, 1, 1, 0, 1) |
219 | MUX_CFG("M7_1610_GPIO62", 10, 0, 0, 4, 24, 0, 4, 0, 1) |
220 | MUX_CFG("V14_16XX_GPIO37", 9, 18, 7, 2, 2, 0, 2, 2, 0) |
221 | MUX_CFG("R9_16XX_GPIO18", C, 18, 7, 3, 0, 0, 3, 0, 0) |
222 | MUX_CFG("L14_16XX_GPIO49", 6, 3, 7, 0, 31, 0, 0, 31, 0) |
223 | |
224 | /* OMAP-1610 uWire */ |
225 | MUX_CFG("V19_1610_UWIRE_SCLK", 8, 6, 0, 1, 20, 0, 1, 1, 1) |
226 | MUX_CFG("U18_1610_UWIRE_SDI", 8, 0, 0, 1, 18, 0, 1, 1, 1) |
227 | MUX_CFG("W21_1610_UWIRE_SDO", 8, 3, 0, 1, 19, 0, 1, 1, 1) |
228 | MUX_CFG("N14_1610_UWIRE_CS0", 8, 9, 1, 1, 21, 0, 1, 1, 1) |
229 | MUX_CFG("P15_1610_UWIRE_CS3", 8, 12, 1, 1, 22, 0, 1, 1, 1) |
230 | MUX_CFG("N15_1610_UWIRE_CS1", 7, 18, 2, 1, 14, 0, NA, 0, 1) |
231 | |
232 | /* OMAP-1610 SPI */ |
233 | MUX_CFG("U19_1610_SPIF_SCK", 7, 21, 6, 1, 15, 0, 1, 1, 1) |
234 | MUX_CFG("U18_1610_SPIF_DIN", 8, 0, 6, 1, 18, 1, 1, 0, 1) |
235 | MUX_CFG("P20_1610_SPIF_DIN", 6, 27, 4, 1, 7, 1, 1, 0, 1) |
236 | MUX_CFG("W21_1610_SPIF_DOUT", 8, 3, 6, 1, 19, 0, 1, 0, 1) |
237 | MUX_CFG("R18_1610_SPIF_DOUT", 7, 9, 3, 1, 11, 0, 1, 0, 1) |
238 | MUX_CFG("N14_1610_SPIF_CS0", 8, 9, 6, 1, 21, 0, 1, 1, 1) |
239 | MUX_CFG("N15_1610_SPIF_CS1", 7, 18, 6, 1, 14, 0, 1, 1, 1) |
240 | MUX_CFG("T19_1610_SPIF_CS2", 7, 15, 4, 1, 13, 0, 1, 1, 1) |
241 | MUX_CFG("P15_1610_SPIF_CS3", 8, 12, 3, 1, 22, 0, 1, 1, 1) |
242 | |
243 | /* OMAP-1610 Flash */ |
244 | MUX_CFG("L3_1610_FLASH_CS2B_OE",10, 6, 1, NA, 0, 0, NA, 0, 1) |
245 | MUX_CFG("M8_1610_FLASH_CS2B_WE",10, 3, 1, NA, 0, 0, NA, 0, 1) |
246 | |
247 | /* First MMC interface, same on 1510, 1610 and 1710 */ |
248 | MUX_CFG("MMC_CMD", A, 27, 0, 2, 15, 1, 2, 1, 1) |
249 | MUX_CFG("MMC_DAT1", A, 24, 0, 2, 14, 1, 2, 1, 1) |
250 | MUX_CFG("MMC_DAT2", A, 18, 0, 2, 12, 1, 2, 1, 1) |
251 | MUX_CFG("MMC_DAT0", B, 0, 0, 2, 16, 1, 2, 1, 1) |
252 | MUX_CFG("MMC_CLK", A, 21, 0, NA, 0, 0, NA, 0, 1) |
253 | MUX_CFG("MMC_DAT3", 10, 15, 0, 3, 8, 1, 3, 1, 1) |
254 | MUX_CFG("M15_1710_MMC_CLKI", 6, 21, 2, 0, 0, 0, NA, 0, 1) |
255 | MUX_CFG("P19_1710_MMC_CMDDIR", 6, 24, 6, 0, 0, 0, NA, 0, 1) |
256 | MUX_CFG("P20_1710_MMC_DATDIR0", 6, 27, 5, 0, 0, 0, NA, 0, 1) |
257 | |
258 | /* OMAP-1610 USB0 alternate configuration */ |
259 | MUX_CFG("W9_USB0_TXEN", B, 9, 5, 2, 19, 0, 2, 0, 1) |
260 | MUX_CFG("AA9_USB0_VP", B, 6, 5, 2, 18, 0, 2, 0, 1) |
261 | MUX_CFG("Y5_USB0_RCV", C, 21, 5, 3, 1, 0, 1, 0, 1) |
262 | MUX_CFG("R9_USB0_VM", C, 18, 5, 3, 0, 0, 3, 0, 1) |
263 | MUX_CFG("V6_USB0_TXD", C, 27, 5, 3, 3, 0, 3, 0, 1) |
264 | MUX_CFG("W5_USB0_SE0", C, 24, 5, 3, 2, 0, 3, 0, 1) |
265 | MUX_CFG("V9_USB0_SPEED", B, 12, 5, 2, 20, 0, 2, 0, 1) |
266 | MUX_CFG("Y10_USB0_SUSP", B, 3, 5, 2, 17, 0, 2, 0, 1) |
267 | |
268 | /* USB2 interface */ |
269 | MUX_CFG("W9_USB2_TXEN", B, 9, 1, NA, 0, 0, NA, 0, 1) |
270 | MUX_CFG("AA9_USB2_VP", B, 6, 1, NA, 0, 0, NA, 0, 1) |
271 | MUX_CFG("Y5_USB2_RCV", C, 21, 1, NA, 0, 0, NA, 0, 1) |
272 | MUX_CFG("R9_USB2_VM", C, 18, 1, NA, 0, 0, NA, 0, 1) |
273 | MUX_CFG("V6_USB2_TXD", C, 27, 2, NA, 0, 0, NA, 0, 1) |
274 | MUX_CFG("W5_USB2_SE0", C, 24, 2, NA, 0, 0, NA, 0, 1) |
275 | |
276 | /* 16XX UART */ |
277 | MUX_CFG("R13_1610_UART1_TX", A, 12, 6, 2, 10, 0, 2, 10, 1) |
278 | MUX_CFG("V14_16XX_UART1_RX", 9, 18, 0, 2, 2, 0, 2, 2, 1) |
279 | MUX_CFG("R14_1610_UART1_CTS", 9, 15, 0, 2, 1, 0, 2, 1, 1) |
280 | MUX_CFG("AA15_1610_UART1_RTS", 9, 12, 1, 2, 0, 0, 2, 0, 1) |
281 | MUX_CFG("R9_16XX_UART2_RX", C, 18, 0, 3, 0, 0, 3, 0, 1) |
282 | MUX_CFG("L14_16XX_UART3_RX", 6, 3, 0, 0, 31, 0, 0, 31, 1) |
283 | |
284 | /* I2C interface */ |
285 | MUX_CFG("I2C_SCL", 7, 24, 0, NA, 0, 0, NA, 0, 0) |
286 | MUX_CFG("I2C_SDA", 7, 27, 0, NA, 0, 0, NA, 0, 0) |
287 | |
288 | /* Keypad */ |
289 | MUX_CFG("F18_1610_KBC0", 3, 15, 0, 0, 5, 1, 0, 0, 0) |
290 | MUX_CFG("D20_1610_KBC1", 3, 12, 0, 0, 4, 1, 0, 0, 0) |
291 | MUX_CFG("D19_1610_KBC2", 3, 9, 0, 0, 3, 1, 0, 0, 0) |
292 | MUX_CFG("E18_1610_KBC3", 3, 6, 0, 0, 2, 1, 0, 0, 0) |
293 | MUX_CFG("C21_1610_KBC4", 3, 3, 0, 0, 1, 1, 0, 0, 0) |
294 | MUX_CFG("G18_1610_KBR0", 4, 0, 0, 0, 10, 1, 0, 1, 0) |
295 | MUX_CFG("F19_1610_KBR1", 3, 27, 0, 0, 9, 1, 0, 1, 0) |
296 | MUX_CFG("H14_1610_KBR2", 3, 24, 0, 0, 8, 1, 0, 1, 0) |
297 | MUX_CFG("E20_1610_KBR3", 3, 21, 0, 0, 7, 1, 0, 1, 0) |
298 | MUX_CFG("E19_1610_KBR4", 3, 18, 0, 0, 6, 1, 0, 1, 0) |
299 | MUX_CFG("N19_1610_KBR5", 6, 12, 1, 1, 2, 1, 1, 1, 0) |
300 | |
301 | /* Power management */ |
302 | MUX_CFG("T20_1610_LOW_PWR", 7, 12, 1, NA, 0, 0, NA, 0, 0) |
303 | |
304 | /* MCLK Settings */ |
305 | MUX_CFG("V5_1710_MCLK_ON", B, 15, 0, NA, 0, 0, NA, 0, 0) |
306 | MUX_CFG("V5_1710_MCLK_OFF", B, 15, 6, NA, 0, 0, NA, 0, 0) |
307 | MUX_CFG("R10_1610_MCLK_ON", B, 18, 0, NA, 22, 0, NA, 1, 0) |
308 | MUX_CFG("R10_1610_MCLK_OFF", B, 18, 6, 2, 22, 1, 2, 1, 1) |
309 | |
310 | /* CompactFlash controller, conflicts with MMC1 */ |
311 | MUX_CFG("P11_1610_CF_CD2", A, 27, 3, 2, 15, 1, 2, 1, 1) |
312 | MUX_CFG("R11_1610_CF_IOIS16", B, 0, 3, 2, 16, 1, 2, 1, 1) |
313 | MUX_CFG("V10_1610_CF_IREQ", A, 24, 3, 2, 14, 0, 2, 0, 1) |
314 | MUX_CFG("W10_1610_CF_RESET", A, 18, 3, 2, 12, 1, 2, 1, 1) |
315 | MUX_CFG("W11_1610_CF_CD1", 10, 15, 3, 3, 8, 1, 3, 1, 1) |
316 | |
317 | /* parallel camera */ |
318 | MUX_CFG("J15_1610_CAM_LCLK", 4, 24, 0, 0, 18, 1, 0, 0, 0) |
319 | MUX_CFG("J18_1610_CAM_D7", 4, 27, 0, 0, 19, 1, 0, 0, 0) |
320 | MUX_CFG("J19_1610_CAM_D6", 5, 0, 0, 0, 20, 1, 0, 0, 0) |
321 | MUX_CFG("J14_1610_CAM_D5", 5, 3, 0, 0, 21, 1, 0, 0, 0) |
322 | MUX_CFG("K18_1610_CAM_D4", 5, 6, 0, 0, 22, 1, 0, 0, 0) |
323 | MUX_CFG("K19_1610_CAM_D3", 5, 9, 0, 0, 23, 1, 0, 0, 0) |
324 | MUX_CFG("K15_1610_CAM_D2", 5, 12, 0, 0, 24, 1, 0, 0, 0) |
325 | MUX_CFG("K14_1610_CAM_D1", 5, 15, 0, 0, 25, 1, 0, 0, 0) |
326 | MUX_CFG("L19_1610_CAM_D0", 5, 18, 0, 0, 26, 1, 0, 0, 0) |
327 | MUX_CFG("L18_1610_CAM_VS", 5, 21, 0, 0, 27, 1, 0, 0, 0) |
328 | MUX_CFG("L15_1610_CAM_HS", 5, 24, 0, 0, 28, 1, 0, 0, 0) |
329 | MUX_CFG("M19_1610_CAM_RSTZ", 5, 27, 0, 0, 29, 0, 0, 0, 0) |
330 | MUX_CFG("Y15_1610_CAM_OUTCLK", A, 0, 6, 2, 6, 0, 2, 0, 0) |
331 | |
332 | /* serial camera */ |
333 | MUX_CFG("H19_1610_CAM_EXCLK", 4, 21, 0, 0, 17, 0, 0, 0, 0) |
334 | /* REVISIT 5912 spec sez CCP_* can't pullup or pulldown ... ? */ |
335 | MUX_CFG("Y12_1610_CCP_CLKP", 8, 18, 6, 1, 24, 1, 1, 0, 0) |
336 | MUX_CFG("W13_1610_CCP_CLKM", 9, 0, 6, 1, 28, 1, 1, 0, 0) |
337 | MUX_CFG("W14_1610_CCP_DATAP", 9, 24, 6, 2, 4, 1, 2, 0, 0) |
338 | MUX_CFG("Y14_1610_CCP_DATAM", 9, 21, 6, 2, 3, 1, 2, 0, 0) |
339 | }; |
340 | #define OMAP1XXX_PINS_SZ ARRAY_SIZE(omap1xxx_pins) |
341 | #else |
342 | #define omap1xxx_pins NULL |
343 | #define OMAP1XXX_PINS_SZ 0 |
344 | #endif /* CONFIG_ARCH_OMAP15XX || CONFIG_ARCH_OMAP16XX */ |
345 | |
346 | int __init_or_module omap1_cfg_reg(const struct pin_config *cfg) |
347 | { |
348 | static DEFINE_SPINLOCK(mux_spin_lock); |
349 | unsigned long flags; |
350 | unsigned int reg_orig = 0, reg = 0, pu_pd_orig = 0, pu_pd = 0, |
351 | pull_orig = 0, pull = 0; |
352 | unsigned int mask, warn = 0; |
353 | |
354 | /* Check the mux register in question */ |
355 | if (cfg->mux_reg) { |
356 | unsigned tmp1, tmp2; |
357 | |
358 | spin_lock_irqsave(&mux_spin_lock, flags); |
359 | reg_orig = omap_readl(cfg->mux_reg); |
360 | |
361 | /* The mux registers always seem to be 3 bits long */ |
362 | mask = (0x7 << cfg->mask_offset); |
363 | tmp1 = reg_orig & mask; |
364 | reg = reg_orig & ~mask; |
365 | |
366 | tmp2 = (cfg->mask << cfg->mask_offset); |
367 | reg |= tmp2; |
368 | |
369 | if (tmp1 != tmp2) |
370 | warn = 1; |
371 | |
372 | omap_writel(reg, cfg->mux_reg); |
373 | spin_unlock_irqrestore(&mux_spin_lock, flags); |
374 | } |
375 | |
376 | /* Check for pull up or pull down selection on 1610 */ |
377 | if (!cpu_is_omap15xx()) { |
378 | if (cfg->pu_pd_reg && cfg->pull_val) { |
379 | spin_lock_irqsave(&mux_spin_lock, flags); |
380 | pu_pd_orig = omap_readl(cfg->pu_pd_reg); |
381 | mask = 1 << cfg->pull_bit; |
382 | |
383 | if (cfg->pu_pd_val) { |
384 | if (!(pu_pd_orig & mask)) |
385 | warn = 1; |
386 | /* Use pull up */ |
387 | pu_pd = pu_pd_orig | mask; |
388 | } else { |
389 | if (pu_pd_orig & mask) |
390 | warn = 1; |
391 | /* Use pull down */ |
392 | pu_pd = pu_pd_orig & ~mask; |
393 | } |
394 | omap_writel(pu_pd, cfg->pu_pd_reg); |
395 | spin_unlock_irqrestore(&mux_spin_lock, flags); |
396 | } |
397 | } |
398 | |
399 | /* Check for an associated pull down register */ |
400 | if (cfg->pull_reg) { |
401 | spin_lock_irqsave(&mux_spin_lock, flags); |
402 | pull_orig = omap_readl(cfg->pull_reg); |
403 | mask = 1 << cfg->pull_bit; |
404 | |
405 | if (cfg->pull_val) { |
406 | if (pull_orig & mask) |
407 | warn = 1; |
408 | /* Low bit = pull enabled */ |
409 | pull = pull_orig & ~mask; |
410 | } else { |
411 | if (!(pull_orig & mask)) |
412 | warn = 1; |
413 | /* High bit = pull disabled */ |
414 | pull = pull_orig | mask; |
415 | } |
416 | |
417 | omap_writel(pull, cfg->pull_reg); |
418 | spin_unlock_irqrestore(&mux_spin_lock, flags); |
419 | } |
420 | |
421 | if (warn) { |
422 | #ifdef CONFIG_OMAP_MUX_WARNINGS |
423 | printk(KERN_WARNING "MUX: initialized %s\n", cfg->name); |
424 | #endif |
425 | } |
426 | |
427 | #ifdef CONFIG_OMAP_MUX_DEBUG |
428 | if (cfg->debug || warn) { |
429 | printk("MUX: Setting register %s\n", cfg->name); |
430 | printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", |
431 | cfg->mux_reg_name, cfg->mux_reg, reg_orig, reg); |
432 | |
433 | if (!cpu_is_omap15xx()) { |
434 | if (cfg->pu_pd_reg && cfg->pull_val) { |
435 | printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", |
436 | cfg->pu_pd_name, cfg->pu_pd_reg, |
437 | pu_pd_orig, pu_pd); |
438 | } |
439 | } |
440 | |
441 | if (cfg->pull_reg) |
442 | printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", |
443 | cfg->pull_name, cfg->pull_reg, pull_orig, pull); |
444 | } |
445 | #endif |
446 | |
447 | #ifdef CONFIG_OMAP_MUX_WARNINGS |
448 | return warn ? -ETXTBSY : 0; |
449 | #else |
450 | return 0; |
451 | #endif |
452 | } |
453 | |
454 | int __init omap1_mux_init(void) |
455 | { |
456 | if (cpu_is_omap7xx()) { |
457 | arch_mux_cfg.pins = omap7xx_pins; |
458 | arch_mux_cfg.size = OMAP7XX_PINS_SZ; |
459 | arch_mux_cfg.cfg_reg = omap1_cfg_reg; |
460 | } |
461 | |
462 | if (cpu_is_omap15xx() || cpu_is_omap16xx()) { |
463 | arch_mux_cfg.pins = omap1xxx_pins; |
464 | arch_mux_cfg.size = OMAP1XXX_PINS_SZ; |
465 | arch_mux_cfg.cfg_reg = omap1_cfg_reg; |
466 | } |
467 | |
468 | return omap_mux_register(&arch_mux_cfg); |
469 | } |
470 | |
471 | #endif |
472 |
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