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gerrit-public.fairphone.software / kernel / msm-4.9 / bf92a40762fb10a394281941a46f529463c49ffc / . / arch / arm / mach-omap1 / mux.c
blob: 07212cc621ae27716c43b4bbf6a81f5ff9c990d5 [file] [log] [blame]
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]1/*
2 * linux/arch/arm/mach-omap1/mux.c
3 *
4 * OMAP1 pin multiplexing configurations
5 *
Tony Lindgren93308992008-01-24 17:24:15 -0800[diff] [blame]6 * Copyright (C) 2003 - 2008 Nokia Corporation
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]7 *
Tony Lindgren93308992008-01-24 17:24:15 -0800[diff] [blame]8 * Written by Tony Lindgren
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]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 */
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]25#include <linux/module.h>
26#include <linux/init.h>
Russell Kingfced80c2008-09-06 12:10:45 +0100[diff] [blame]27#include <linux/io.h>
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]28#include <linux/spinlock.h>
29
Russell Kingfced80c2008-09-06 12:10:45 +0100[diff] [blame]30#include <asm/system.h>
31
Tony Lindgrence491cf2009-10-20 09:40:47 -0700[diff] [blame]32#include <plat/mux.h>
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]33
34#ifdef CONFIG_OMAP_MUX
35
Tony Lindgren7d7f6652008-01-25 00:42:48 -0800[diff] [blame]36static struct omap_mux_cfg arch_mux_cfg;
37
Alistair Buxton190215f2009-09-22 05:58:54 +0100[diff] [blame]38#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
Alistair Buxton7c006922009-09-22 10:02:58 +0100[diff] [blame]39static struct pin_config __initdata_or_module omap7xx_pins[] = {
40MUX_CFG_7XX("E2_7XX_KBR0", 12, 21, 0, 20, 1, 0)
41MUX_CFG_7XX("J7_7XX_KBR1", 12, 25, 0, 24, 1, 0)
42MUX_CFG_7XX("E1_7XX_KBR2", 12, 29, 0, 28, 1, 0)
43MUX_CFG_7XX("F3_7XX_KBR3", 13, 1, 0, 0, 1, 0)
44MUX_CFG_7XX("D2_7XX_KBR4", 13, 5, 0, 4, 1, 0)
45MUX_CFG_7XX("C2_7XX_KBC0", 13, 9, 0, 8, 1, 0)
46MUX_CFG_7XX("D3_7XX_KBC1", 13, 13, 0, 12, 1, 0)
47MUX_CFG_7XX("E4_7XX_KBC2", 13, 17, 0, 16, 1, 0)
48MUX_CFG_7XX("F4_7XX_KBC3", 13, 21, 0, 20, 1, 0)
49MUX_CFG_7XX("E3_7XX_KBC4", 13, 25, 0, 24, 1, 0)
Tony Lindgren8d7f9f52006-04-02 17:46:22 +0100[diff] [blame]50
Alistair Buxton7c006922009-09-22 10:02:58 +0100[diff] [blame]51MUX_CFG_7XX("AA17_7XX_USB_DM", 2, 21, 0, 20, 0, 0)
52MUX_CFG_7XX("W16_7XX_USB_PU_EN", 2, 25, 0, 24, 0, 0)
Cory Maccarrone106997c2009-12-11 16:16:34 -0800[diff] [blame]53MUX_CFG_7XX("W17_7XX_USB_VBUSI", 2, 29, 6, 28, 1, 0)
54MUX_CFG_7XX("W18_7XX_USB_DMCK_OUT",3, 3, 1, 2, 0, 0)
55MUX_CFG_7XX("W19_7XX_USB_DCRST", 3, 7, 1, 6, 0, 0)
Cory Maccarrone490a5662009-11-22 10:10:50 -0800[diff] [blame]56
57/* MMC Pins */
58MUX_CFG_7XX("MMC_7XX_CMD", 2, 9, 0, 8, 1, 0)
59MUX_CFG_7XX("MMC_7XX_CLK", 2, 13, 0, 12, 1, 0)
60MUX_CFG_7XX("MMC_7XX_DAT0", 2, 17, 0, 16, 1, 0)
Cory Maccarronebf92a402009-12-11 16:16:34 -0800[diff] [blame^]61
62/* I2C interface */
63MUX_CFG_7XX("I2C_7XX_SCL", 5, 1, 0, 0, 1, 0)
64MUX_CFG_7XX("I2C_7XX_SDA", 5, 5, 0, 0, 1, 0)
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]65};
Alistair Buxton7c006922009-09-22 10:02:58 +0100[diff] [blame]66#define OMAP7XX_PINS_SZ ARRAY_SIZE(omap7xx_pins)
Tony Lindgren93308992008-01-24 17:24:15 -0800[diff] [blame]67#else
Alistair Buxton7c006922009-09-22 10:02:58 +0100[diff] [blame]68#define omap7xx_pins NULL
69#define OMAP7XX_PINS_SZ 0
70#endif /* CONFIG_ARCH_OMAP730 || CONFIG_ARCH_OMAP850 */
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]71
72#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)
Tony Lindgren93308992008-01-24 17:24:15 -0800[diff] [blame]73static struct pin_config __initdata_or_module omap1xxx_pins[] = {
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]74/*
75 * description mux mode mux pull pull pull pu_pd pu dbg
76 * reg offset mode reg bit ena reg
77 */
78MUX_CFG("UART1_TX", 9, 21, 1, 2, 3, 0, NA, 0, 0)
79MUX_CFG("UART1_RTS", 9, 12, 1, 2, 0, 0, NA, 0, 0)
80
81/* UART2 (COM_UART_GATING), conflicts with USB2 */
82MUX_CFG("UART2_TX", C, 27, 1, 3, 3, 0, NA, 0, 0)
83MUX_CFG("UART2_RX", C, 18, 0, 3, 1, 1, NA, 0, 0)
84MUX_CFG("UART2_CTS", C, 21, 0, 3, 1, 1, NA, 0, 0)
85MUX_CFG("UART2_RTS", C, 24, 1, 3, 2, 0, NA, 0, 0)
86
87/* UART3 (GIGA_UART_GATING) */
88MUX_CFG("UART3_TX", 6, 0, 1, 0, 30, 0, NA, 0, 0)
89MUX_CFG("UART3_RX", 6, 3, 0, 0, 31, 1, NA, 0, 0)
90MUX_CFG("UART3_CTS", 5, 12, 2, 0, 24, 0, NA, 0, 0)
91MUX_CFG("UART3_RTS", 5, 15, 2, 0, 25, 0, NA, 0, 0)
92MUX_CFG("UART3_CLKREQ", 9, 27, 0, 2, 5, 0, NA, 0, 0)
93MUX_CFG("UART3_BCLK", A, 0, 0, 2, 6, 0, NA, 0, 0)
94MUX_CFG("Y15_1610_UART3_RTS", A, 0, 1, 2, 6, 0, NA, 0, 0)
95
96/* PWT & PWL, conflicts with UART3 */
Tony Lindgren8d7f9f52006-04-02 17:46:22 +0100[diff] [blame]97MUX_CFG("PWT", 6, 0, 2, 0, 30, 0, NA, 0, 0)
98MUX_CFG("PWL", 6, 3, 1, 0, 31, 1, NA, 0, 0)
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]99
100/* USB internal master generic */
101MUX_CFG("R18_USB_VBUS", 7, 9, 2, 1, 11, 0, NA, 0, 1)
102MUX_CFG("R18_1510_USB_GPIO0", 7, 9, 0, 1, 11, 1, NA, 0, 1)
103/* works around erratum: W4_USB_PUEN and W4_USB_PUDIS are switched! */
104MUX_CFG("W4_USB_PUEN", D, 3, 3, 3, 5, 1, NA, 0, 1)
105MUX_CFG("W4_USB_CLKO", D, 3, 1, 3, 5, 0, NA, 0, 1)
106MUX_CFG("W4_USB_HIGHZ", D, 3, 4, 3, 5, 0, 3, 0, 1)
107MUX_CFG("W4_GPIO58", D, 3, 7, 3, 5, 0, 3, 0, 1)
108
109/* USB1 master */
110MUX_CFG("USB1_SUSP", 8, 27, 2, 1, 27, 0, NA, 0, 1)
111MUX_CFG("USB1_SE0", 9, 0, 2, 1, 28, 0, NA, 0, 1)
112MUX_CFG("W13_1610_USB1_SE0", 9, 0, 4, 1, 28, 0, NA, 0, 1)
113MUX_CFG("USB1_TXEN", 9, 3, 2, 1, 29, 0, NA, 0, 1)
114MUX_CFG("USB1_TXD", 9, 24, 1, 2, 4, 0, NA, 0, 1)
115MUX_CFG("USB1_VP", A, 3, 1, 2, 7, 0, NA, 0, 1)
116MUX_CFG("USB1_VM", A, 6, 1, 2, 8, 0, NA, 0, 1)
117MUX_CFG("USB1_RCV", A, 9, 1, 2, 9, 0, NA, 0, 1)
118MUX_CFG("USB1_SPEED", A, 12, 2, 2, 10, 0, NA, 0, 1)
119MUX_CFG("R13_1610_USB1_SPEED", A, 12, 5, 2, 10, 0, NA, 0, 1)
120MUX_CFG("R13_1710_USB1_SEO", A, 12, 5, 2, 10, 0, NA, 0, 1)
121
122/* USB2 master */
123MUX_CFG("USB2_SUSP", B, 3, 1, 2, 17, 0, NA, 0, 1)
124MUX_CFG("USB2_VP", B, 6, 1, 2, 18, 0, NA, 0, 1)
125MUX_CFG("USB2_TXEN", B, 9, 1, 2, 19, 0, NA, 0, 1)
126MUX_CFG("USB2_VM", C, 18, 1, 3, 0, 0, NA, 0, 1)
127MUX_CFG("USB2_RCV", C, 21, 1, 3, 1, 0, NA, 0, 1)
128MUX_CFG("USB2_SE0", C, 24, 2, 3, 2, 0, NA, 0, 1)
129MUX_CFG("USB2_TXD", C, 27, 2, 3, 3, 0, NA, 0, 1)
130
131/* OMAP-1510 GPIO */
132MUX_CFG("R18_1510_GPIO0", 7, 9, 0, 1, 11, 1, 0, 0, 1)
133MUX_CFG("R19_1510_GPIO1", 7, 6, 0, 1, 10, 1, 0, 0, 1)
134MUX_CFG("M14_1510_GPIO2", 7, 3, 0, 1, 9, 1, 0, 0, 1)
135
136/* OMAP1610 GPIO */
137MUX_CFG("P18_1610_GPIO3", 7, 0, 0, 1, 8, 0, NA, 0, 1)
138MUX_CFG("Y15_1610_GPIO17", A, 0, 7, 2, 6, 0, NA, 0, 1)
139
140/* OMAP-1710 GPIO */
141MUX_CFG("R18_1710_GPIO0", 7, 9, 0, 1, 11, 1, 1, 1, 1)
142MUX_CFG("V2_1710_GPIO10", F, 27, 1, 4, 3, 1, 4, 1, 1)
143MUX_CFG("N21_1710_GPIO14", 6, 9, 0, 1, 1, 1, 1, 1, 1)
144MUX_CFG("W15_1710_GPIO40", 9, 27, 7, 2, 5, 1, 2, 1, 1)
145
146/* MPUIO */
147MUX_CFG("MPUIO2", 7, 18, 0, 1, 14, 1, NA, 0, 1)
148MUX_CFG("N15_1610_MPUIO2", 7, 18, 0, 1, 14, 1, 1, 0, 1)
149MUX_CFG("MPUIO4", 7, 15, 0, 1, 13, 1, NA, 0, 1)
150MUX_CFG("MPUIO5", 7, 12, 0, 1, 12, 1, NA, 0, 1)
151
152MUX_CFG("T20_1610_MPUIO5", 7, 12, 0, 1, 12, 0, 3, 0, 1)
153MUX_CFG("W11_1610_MPUIO6", 10, 15, 2, 3, 8, 0, 3, 0, 1)
154MUX_CFG("V10_1610_MPUIO7", A, 24, 2, 2, 14, 0, 2, 0, 1)
155MUX_CFG("W11_1610_MPUIO9", 10, 15, 1, 3, 8, 0, 3, 0, 1)
156MUX_CFG("V10_1610_MPUIO10", A, 24, 1, 2, 14, 0, 2, 0, 1)
157MUX_CFG("W10_1610_MPUIO11", A, 18, 2, 2, 11, 0, 2, 0, 1)
158MUX_CFG("E20_1610_MPUIO13", 3, 21, 1, 0, 7, 0, 0, 0, 1)
159MUX_CFG("U20_1610_MPUIO14", 9, 6, 6, 0, 30, 0, 0, 0, 1)
160MUX_CFG("E19_1610_MPUIO15", 3, 18, 1, 0, 6, 0, 0, 0, 1)
161
162/* MCBSP2 */
163MUX_CFG("MCBSP2_CLKR", C, 6, 0, 2, 27, 1, NA, 0, 1)
164MUX_CFG("MCBSP2_CLKX", C, 9, 0, 2, 29, 1, NA, 0, 1)
165MUX_CFG("MCBSP2_DR", C, 0, 0, 2, 26, 1, NA, 0, 1)
166MUX_CFG("MCBSP2_DX", C, 15, 0, 2, 31, 1, NA, 0, 1)
167MUX_CFG("MCBSP2_FSR", C, 12, 0, 2, 30, 1, NA, 0, 1)
168MUX_CFG("MCBSP2_FSX", C, 3, 0, 2, 27, 1, NA, 0, 1)
169
170/* MCBSP3 NOTE: Mode must 1 for clock */
171MUX_CFG("MCBSP3_CLKX", 9, 3, 1, 1, 29, 0, NA, 0, 1)
172
173/* Misc ballouts */
174MUX_CFG("BALLOUT_V8_ARMIO3", B, 18, 0, 2, 25, 1, NA, 0, 1)
Tony Lindgren8d7f9f52006-04-02 17:46:22 +0100[diff] [blame]175MUX_CFG("N20_HDQ", 6, 18, 1, 1, 4, 0, 1, 4, 0)
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]176
177/* OMAP-1610 MMC2 */
178MUX_CFG("W8_1610_MMC2_DAT0", B, 21, 6, 2, 23, 1, 2, 1, 1)
179MUX_CFG("V8_1610_MMC2_DAT1", B, 27, 6, 2, 25, 1, 2, 1, 1)
180MUX_CFG("W15_1610_MMC2_DAT2", 9, 12, 6, 2, 5, 1, 2, 1, 1)
181MUX_CFG("R10_1610_MMC2_DAT3", B, 18, 6, 2, 22, 1, 2, 1, 1)
182MUX_CFG("Y10_1610_MMC2_CLK", B, 3, 6, 2, 17, 0, 2, 0, 1)
183MUX_CFG("Y8_1610_MMC2_CMD", B, 24, 6, 2, 24, 1, 2, 1, 1)
184MUX_CFG("V9_1610_MMC2_CMDDIR", B, 12, 6, 2, 20, 0, 2, 1, 1)
185MUX_CFG("V5_1610_MMC2_DATDIR0", B, 15, 6, 2, 21, 0, 2, 1, 1)
186MUX_CFG("W19_1610_MMC2_DATDIR1", 8, 15, 6, 1, 23, 0, 1, 1, 1)
187MUX_CFG("R18_1610_MMC2_CLKIN", 7, 9, 6, 1, 11, 0, 1, 11, 1)
188
189/* OMAP-1610 External Trace Interface */
190MUX_CFG("M19_1610_ETM_PSTAT0", 5, 27, 1, 0, 29, 0, 0, 0, 1)
191MUX_CFG("L15_1610_ETM_PSTAT1", 5, 24, 1, 0, 28, 0, 0, 0, 1)
192MUX_CFG("L18_1610_ETM_PSTAT2", 5, 21, 1, 0, 27, 0, 0, 0, 1)
193MUX_CFG("L19_1610_ETM_D0", 5, 18, 1, 0, 26, 0, 0, 0, 1)
194MUX_CFG("J19_1610_ETM_D6", 5, 0, 1, 0, 20, 0, 0, 0, 1)
195MUX_CFG("J18_1610_ETM_D7", 5, 27, 1, 0, 19, 0, 0, 0, 1)
196
197/* OMAP16XX GPIO */
198MUX_CFG("P20_1610_GPIO4", 6, 27, 0, 1, 7, 0, 1, 1, 1)
199MUX_CFG("V9_1610_GPIO7", B, 12, 1, 2, 20, 0, 2, 1, 1)
200MUX_CFG("W8_1610_GPIO9", B, 21, 0, 2, 23, 0, 2, 1, 1)
201MUX_CFG("N20_1610_GPIO11", 6, 18, 0, 1, 4, 0, 1, 1, 1)
202MUX_CFG("N19_1610_GPIO13", 6, 12, 0, 1, 2, 0, 1, 1, 1)
203MUX_CFG("P10_1610_GPIO22", C, 0, 7, 2, 26, 0, 2, 1, 1)
204MUX_CFG("V5_1610_GPIO24", B, 15, 7, 2, 21, 0, 2, 1, 1)
205MUX_CFG("AA20_1610_GPIO_41", 9, 9, 7, 1, 31, 0, 1, 1, 1)
206MUX_CFG("W19_1610_GPIO48", 8, 15, 7, 1, 23, 1, 1, 0, 1)
207MUX_CFG("M7_1610_GPIO62", 10, 0, 0, 4, 24, 0, 4, 0, 1)
208MUX_CFG("V14_16XX_GPIO37", 9, 18, 7, 2, 2, 0, 2, 2, 0)
209MUX_CFG("R9_16XX_GPIO18", C, 18, 7, 3, 0, 0, 3, 0, 0)
210MUX_CFG("L14_16XX_GPIO49", 6, 3, 7, 0, 31, 0, 0, 31, 0)
211
212/* OMAP-1610 uWire */
213MUX_CFG("V19_1610_UWIRE_SCLK", 8, 6, 0, 1, 20, 0, 1, 1, 1)
214MUX_CFG("U18_1610_UWIRE_SDI", 8, 0, 0, 1, 18, 0, 1, 1, 1)
215MUX_CFG("W21_1610_UWIRE_SDO", 8, 3, 0, 1, 19, 0, 1, 1, 1)
216MUX_CFG("N14_1610_UWIRE_CS0", 8, 9, 1, 1, 21, 0, 1, 1, 1)
217MUX_CFG("P15_1610_UWIRE_CS3", 8, 12, 1, 1, 22, 0, 1, 1, 1)
218MUX_CFG("N15_1610_UWIRE_CS1", 7, 18, 2, 1, 14, 0, NA, 0, 1)
219
Mark Howell75a1d102006-09-25 12:41:29 +0300[diff] [blame]220/* OMAP-1610 SPI */
221MUX_CFG("U19_1610_SPIF_SCK", 7, 21, 6, 1, 15, 0, 1, 1, 1)
222MUX_CFG("U18_1610_SPIF_DIN", 8, 0, 6, 1, 18, 1, 1, 0, 1)
223MUX_CFG("P20_1610_SPIF_DIN", 6, 27, 4, 1, 7, 1, 1, 0, 1)
224MUX_CFG("W21_1610_SPIF_DOUT", 8, 3, 6, 1, 19, 0, 1, 0, 1)
225MUX_CFG("R18_1610_SPIF_DOUT", 7, 9, 3, 1, 11, 0, 1, 0, 1)
226MUX_CFG("N14_1610_SPIF_CS0", 8, 9, 6, 1, 21, 0, 1, 1, 1)
227MUX_CFG("N15_1610_SPIF_CS1", 7, 18, 6, 1, 14, 0, 1, 1, 1)
228MUX_CFG("T19_1610_SPIF_CS2", 7, 15, 4, 1, 13, 0, 1, 1, 1)
229MUX_CFG("P15_1610_SPIF_CS3", 8, 12, 3, 1, 22, 0, 1, 1, 1)
230
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]231/* OMAP-1610 Flash */
232MUX_CFG("L3_1610_FLASH_CS2B_OE",10, 6, 1, NA, 0, 0, NA, 0, 1)
233MUX_CFG("M8_1610_FLASH_CS2B_WE",10, 3, 1, NA, 0, 0, NA, 0, 1)
234
235/* First MMC interface, same on 1510, 1610 and 1710 */
236MUX_CFG("MMC_CMD", A, 27, 0, 2, 15, 1, 2, 1, 1)
237MUX_CFG("MMC_DAT1", A, 24, 0, 2, 14, 1, 2, 1, 1)
238MUX_CFG("MMC_DAT2", A, 18, 0, 2, 12, 1, 2, 1, 1)
239MUX_CFG("MMC_DAT0", B, 0, 0, 2, 16, 1, 2, 1, 1)
240MUX_CFG("MMC_CLK", A, 21, 0, NA, 0, 0, NA, 0, 1)
241MUX_CFG("MMC_DAT3", 10, 15, 0, 3, 8, 1, 3, 1, 1)
242MUX_CFG("M15_1710_MMC_CLKI", 6, 21, 2, 0, 0, 0, NA, 0, 1)
243MUX_CFG("P19_1710_MMC_CMDDIR", 6, 24, 6, 0, 0, 0, NA, 0, 1)
244MUX_CFG("P20_1710_MMC_DATDIR0", 6, 27, 5, 0, 0, 0, NA, 0, 1)
245
246/* OMAP-1610 USB0 alternate configuration */
247MUX_CFG("W9_USB0_TXEN", B, 9, 5, 2, 19, 0, 2, 0, 1)
248MUX_CFG("AA9_USB0_VP", B, 6, 5, 2, 18, 0, 2, 0, 1)
249MUX_CFG("Y5_USB0_RCV", C, 21, 5, 3, 1, 0, 1, 0, 1)
250MUX_CFG("R9_USB0_VM", C, 18, 5, 3, 0, 0, 3, 0, 1)
251MUX_CFG("V6_USB0_TXD", C, 27, 5, 3, 3, 0, 3, 0, 1)
252MUX_CFG("W5_USB0_SE0", C, 24, 5, 3, 2, 0, 3, 0, 1)
253MUX_CFG("V9_USB0_SPEED", B, 12, 5, 2, 20, 0, 2, 0, 1)
254MUX_CFG("Y10_USB0_SUSP", B, 3, 5, 2, 17, 0, 2, 0, 1)
255
256/* USB2 interface */
257MUX_CFG("W9_USB2_TXEN", B, 9, 1, NA, 0, 0, NA, 0, 1)
258MUX_CFG("AA9_USB2_VP", B, 6, 1, NA, 0, 0, NA, 0, 1)
259MUX_CFG("Y5_USB2_RCV", C, 21, 1, NA, 0, 0, NA, 0, 1)
260MUX_CFG("R9_USB2_VM", C, 18, 1, NA, 0, 0, NA, 0, 1)
261MUX_CFG("V6_USB2_TXD", C, 27, 2, NA, 0, 0, NA, 0, 1)
262MUX_CFG("W5_USB2_SE0", C, 24, 2, NA, 0, 0, NA, 0, 1)
263
264/* 16XX UART */
265MUX_CFG("R13_1610_UART1_TX", A, 12, 6, 2, 10, 0, 2, 10, 1)
266MUX_CFG("V14_16XX_UART1_RX", 9, 18, 0, 2, 2, 0, 2, 2, 1)
267MUX_CFG("R14_1610_UART1_CTS", 9, 15, 0, 2, 1, 0, 2, 1, 1)
268MUX_CFG("AA15_1610_UART1_RTS", 9, 12, 1, 2, 0, 0, 2, 0, 1)
269MUX_CFG("R9_16XX_UART2_RX", C, 18, 0, 3, 0, 0, 3, 0, 1)
270MUX_CFG("L14_16XX_UART3_RX", 6, 3, 0, 0, 31, 0, 0, 31, 1)
271
272/* I2C interface */
273MUX_CFG("I2C_SCL", 7, 24, 0, NA, 0, 0, NA, 0, 0)
274MUX_CFG("I2C_SDA", 7, 27, 0, NA, 0, 0, NA, 0, 0)
275
276/* Keypad */
277MUX_CFG("F18_1610_KBC0", 3, 15, 0, 0, 5, 1, 0, 0, 0)
278MUX_CFG("D20_1610_KBC1", 3, 12, 0, 0, 4, 1, 0, 0, 0)
279MUX_CFG("D19_1610_KBC2", 3, 9, 0, 0, 3, 1, 0, 0, 0)
280MUX_CFG("E18_1610_KBC3", 3, 6, 0, 0, 2, 1, 0, 0, 0)
281MUX_CFG("C21_1610_KBC4", 3, 3, 0, 0, 1, 1, 0, 0, 0)
282MUX_CFG("G18_1610_KBR0", 4, 0, 0, 0, 10, 1, 0, 1, 0)
283MUX_CFG("F19_1610_KBR1", 3, 27, 0, 0, 9, 1, 0, 1, 0)
284MUX_CFG("H14_1610_KBR2", 3, 24, 0, 0, 8, 1, 0, 1, 0)
285MUX_CFG("E20_1610_KBR3", 3, 21, 0, 0, 7, 1, 0, 1, 0)
286MUX_CFG("E19_1610_KBR4", 3, 18, 0, 0, 6, 1, 0, 1, 0)
287MUX_CFG("N19_1610_KBR5", 6, 12, 1, 1, 2, 1, 1, 1, 0)
288
289/* Power management */
290MUX_CFG("T20_1610_LOW_PWR", 7, 12, 1, NA, 0, 0, NA, 0, 0)
291
292/* MCLK Settings */
293MUX_CFG("V5_1710_MCLK_ON", B, 15, 0, NA, 0, 0, NA, 0, 0)
294MUX_CFG("V5_1710_MCLK_OFF", B, 15, 6, NA, 0, 0, NA, 0, 0)
295MUX_CFG("R10_1610_MCLK_ON", B, 18, 0, NA, 22, 0, NA, 1, 0)
296MUX_CFG("R10_1610_MCLK_OFF", B, 18, 6, 2, 22, 1, 2, 1, 1)
297
298/* CompactFlash controller, conflicts with MMC1 */
299MUX_CFG("P11_1610_CF_CD2", A, 27, 3, 2, 15, 1, 2, 1, 1)
300MUX_CFG("R11_1610_CF_IOIS16", B, 0, 3, 2, 16, 1, 2, 1, 1)
301MUX_CFG("V10_1610_CF_IREQ", A, 24, 3, 2, 14, 0, 2, 0, 1)
302MUX_CFG("W10_1610_CF_RESET", A, 18, 3, 2, 12, 1, 2, 1, 1)
303MUX_CFG("W11_1610_CF_CD1", 10, 15, 3, 3, 8, 1, 3, 1, 1)
David Brownellc72d8952006-12-11 14:14:11 -0800[diff] [blame]304
305/* parallel camera */
306MUX_CFG("J15_1610_CAM_LCLK", 4, 24, 0, 0, 18, 1, 0, 0, 0)
307MUX_CFG("J18_1610_CAM_D7", 4, 27, 0, 0, 19, 1, 0, 0, 0)
308MUX_CFG("J19_1610_CAM_D6", 5, 0, 0, 0, 20, 1, 0, 0, 0)
309MUX_CFG("J14_1610_CAM_D5", 5, 3, 0, 0, 21, 1, 0, 0, 0)
310MUX_CFG("K18_1610_CAM_D4", 5, 6, 0, 0, 22, 1, 0, 0, 0)
311MUX_CFG("K19_1610_CAM_D3", 5, 9, 0, 0, 23, 1, 0, 0, 0)
312MUX_CFG("K15_1610_CAM_D2", 5, 12, 0, 0, 24, 1, 0, 0, 0)
313MUX_CFG("K14_1610_CAM_D1", 5, 15, 0, 0, 25, 1, 0, 0, 0)
314MUX_CFG("L19_1610_CAM_D0", 5, 18, 0, 0, 26, 1, 0, 0, 0)
315MUX_CFG("L18_1610_CAM_VS", 5, 21, 0, 0, 27, 1, 0, 0, 0)
316MUX_CFG("L15_1610_CAM_HS", 5, 24, 0, 0, 28, 1, 0, 0, 0)
317MUX_CFG("M19_1610_CAM_RSTZ", 5, 27, 0, 0, 29, 0, 0, 0, 0)
318MUX_CFG("Y15_1610_CAM_OUTCLK", A, 0, 6, 2, 6, 0, 2, 0, 0)
319
320/* serial camera */
321MUX_CFG("H19_1610_CAM_EXCLK", 4, 21, 0, 0, 17, 0, 0, 0, 0)
322 /* REVISIT 5912 spec sez CCP_* can't pullup or pulldown ... ? */
323MUX_CFG("Y12_1610_CCP_CLKP", 8, 18, 6, 1, 24, 1, 1, 0, 0)
324MUX_CFG("W13_1610_CCP_CLKM", 9, 0, 6, 1, 28, 1, 1, 0, 0)
325MUX_CFG("W14_1610_CCP_DATAP", 9, 24, 6, 2, 4, 1, 2, 0, 0)
326MUX_CFG("Y14_1610_CCP_DATAM", 9, 21, 6, 2, 3, 1, 2, 0, 0)
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]327};
Tony Lindgren93308992008-01-24 17:24:15 -0800[diff] [blame]328#define OMAP1XXX_PINS_SZ ARRAY_SIZE(omap1xxx_pins)
329#else
330#define omap1xxx_pins NULL
331#define OMAP1XXX_PINS_SZ 0
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]332#endif /* CONFIG_ARCH_OMAP15XX || CONFIG_ARCH_OMAP16XX */
333
Tony Lindgren7d7f6652008-01-25 00:42:48 -0800[diff] [blame]334int __init_or_module omap1_cfg_reg(const struct pin_config *cfg)
335{
Tony Lindgren225dfda2008-01-25 00:42:48 -0800[diff] [blame]336 static DEFINE_SPINLOCK(mux_spin_lock);
337 unsigned long flags;
338 unsigned int reg_orig = 0, reg = 0, pu_pd_orig = 0, pu_pd = 0,
339 pull_orig = 0, pull = 0;
340 unsigned int mask, warn = 0;
341
342 /* Check the mux register in question */
343 if (cfg->mux_reg) {
344 unsigned tmp1, tmp2;
345
346 spin_lock_irqsave(&mux_spin_lock, flags);
347 reg_orig = omap_readl(cfg->mux_reg);
348
349 /* The mux registers always seem to be 3 bits long */
350 mask = (0x7 << cfg->mask_offset);
351 tmp1 = reg_orig & mask;
352 reg = reg_orig & ~mask;
353
354 tmp2 = (cfg->mask << cfg->mask_offset);
355 reg |= tmp2;
356
357 if (tmp1 != tmp2)
358 warn = 1;
359
360 omap_writel(reg, cfg->mux_reg);
361 spin_unlock_irqrestore(&mux_spin_lock, flags);
362 }
363
364 /* Check for pull up or pull down selection on 1610 */
365 if (!cpu_is_omap15xx()) {
366 if (cfg->pu_pd_reg && cfg->pull_val) {
367 spin_lock_irqsave(&mux_spin_lock, flags);
368 pu_pd_orig = omap_readl(cfg->pu_pd_reg);
369 mask = 1 << cfg->pull_bit;
370
371 if (cfg->pu_pd_val) {
372 if (!(pu_pd_orig & mask))
373 warn = 1;
374 /* Use pull up */
375 pu_pd = pu_pd_orig | mask;
376 } else {
377 if (pu_pd_orig & mask)
378 warn = 1;
379 /* Use pull down */
380 pu_pd = pu_pd_orig & ~mask;
381 }
382 omap_writel(pu_pd, cfg->pu_pd_reg);
383 spin_unlock_irqrestore(&mux_spin_lock, flags);
384 }
385 }
386
387 /* Check for an associated pull down register */
388 if (cfg->pull_reg) {
389 spin_lock_irqsave(&mux_spin_lock, flags);
390 pull_orig = omap_readl(cfg->pull_reg);
391 mask = 1 << cfg->pull_bit;
392
393 if (cfg->pull_val) {
394 if (pull_orig & mask)
395 warn = 1;
396 /* Low bit = pull enabled */
397 pull = pull_orig & ~mask;
398 } else {
399 if (!(pull_orig & mask))
400 warn = 1;
401 /* High bit = pull disabled */
402 pull = pull_orig | mask;
403 }
404
405 omap_writel(pull, cfg->pull_reg);
406 spin_unlock_irqrestore(&mux_spin_lock, flags);
407 }
408
409 if (warn) {
410#ifdef CONFIG_OMAP_MUX_WARNINGS
411 printk(KERN_WARNING "MUX: initialized %s\n", cfg->name);
412#endif
413 }
414
415#ifdef CONFIG_OMAP_MUX_DEBUG
416 if (cfg->debug || warn) {
417 printk("MUX: Setting register %s\n", cfg->name);
418 printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n",
419 cfg->mux_reg_name, cfg->mux_reg, reg_orig, reg);
420
421 if (!cpu_is_omap15xx()) {
422 if (cfg->pu_pd_reg && cfg->pull_val) {
423 printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n",
424 cfg->pu_pd_name, cfg->pu_pd_reg,
425 pu_pd_orig, pu_pd);
426 }
427 }
428
429 if (cfg->pull_reg)
430 printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n",
431 cfg->pull_name, cfg->pull_reg, pull_orig, pull);
432 }
433#endif
434
435#ifdef CONFIG_OMAP_MUX_ERRORS
436 return warn ? -ETXTBSY : 0;
437#else
Tony Lindgren7d7f6652008-01-25 00:42:48 -0800[diff] [blame]438 return 0;
Tony Lindgren225dfda2008-01-25 00:42:48 -0800[diff] [blame]439#endif
Tony Lindgren7d7f6652008-01-25 00:42:48 -0800[diff] [blame]440}
441
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]442int __init omap1_mux_init(void)
443{
Alistair Buxton190215f2009-09-22 05:58:54 +0100[diff] [blame]444 if (cpu_is_omap7xx()) {
Alistair Buxton7c006922009-09-22 10:02:58 +0100[diff] [blame]445 arch_mux_cfg.pins = omap7xx_pins;
446 arch_mux_cfg.size = OMAP7XX_PINS_SZ;
Tony Lindgren7d7f6652008-01-25 00:42:48 -0800[diff] [blame]447 arch_mux_cfg.cfg_reg = omap1_cfg_reg;
448 }
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]449
Tony Lindgren7d7f6652008-01-25 00:42:48 -0800[diff] [blame]450 if (cpu_is_omap15xx() || cpu_is_omap16xx()) {
451 arch_mux_cfg.pins = omap1xxx_pins;
Tony Lindgren93308992008-01-24 17:24:15 -0800[diff] [blame]452 arch_mux_cfg.size = OMAP1XXX_PINS_SZ;
Tony Lindgren7d7f6652008-01-25 00:42:48 -0800[diff] [blame]453 arch_mux_cfg.cfg_reg = omap1_cfg_reg;
454 }
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]455
Tony Lindgren7d7f6652008-01-25 00:42:48 -0800[diff] [blame]456 return omap_mux_register(&arch_mux_cfg);
Tony Lindgren3179a012005-11-10 14:26:48 +0000[diff] [blame]457}
458
459#endif