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android_kernel_motorola_sm6225/arch/arm/mach-omap1/mux.c
Tony Lindgren 9330899e0f ARM: OMAP2: Clean-up mux code 
Misc clean-up for the mux code and remove some unnecessary
ifdefs. Patch changes debug function so it can be used on
both 24xx and 34xx.

Changes are mostly for omap2, but patch also cleans up some
omap1 and common mux code.

Signed-off-by: Tony Lindgren <tony@atomide.com>
2008-04-14 09:57:13 -07:00

447 lines
19 KiB
C
Raw Blame History

/*
* linux/arch/arm/mach-omap1/mux.c
*
* OMAP1 pin multiplexing configurations
*
* Copyright (C) 2003 - 2008 Nokia Corporation
*
* Written by Tony Lindgren
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <linux/module.h>
#include <linux/init.h>
#include <asm/system.h>
#include <asm/io.h>
#include <linux/spinlock.h>
#include <asm/arch/mux.h>
#ifdef CONFIG_OMAP_MUX
static struct omap_mux_cfg arch_mux_cfg;
#ifdef CONFIG_ARCH_OMAP730
static struct pin_config __initdata_or_module omap730_pins[] = {
MUX_CFG_730("E2_730_KBR0", 12, 21, 0, 20, 1, 0)
MUX_CFG_730("J7_730_KBR1", 12, 25, 0, 24, 1, 0)
MUX_CFG_730("E1_730_KBR2", 12, 29, 0, 28, 1, 0)
MUX_CFG_730("F3_730_KBR3", 13, 1, 0, 0, 1, 0)
MUX_CFG_730("D2_730_KBR4", 13, 5, 0, 4, 1, 0)
MUX_CFG_730("C2_730_KBC0", 13, 9, 0, 8, 1, 0)
MUX_CFG_730("D3_730_KBC1", 13, 13, 0, 12, 1, 0)
MUX_CFG_730("E4_730_KBC2", 13, 17, 0, 16, 1, 0)
MUX_CFG_730("F4_730_KBC3", 13, 21, 0, 20, 1, 0)
MUX_CFG_730("E3_730_KBC4", 13, 25, 0, 24, 1, 0)
MUX_CFG_730("AA17_730_USB_DM", 2, 21, 0, 20, 0, 0)
MUX_CFG_730("W16_730_USB_PU_EN", 2, 25, 0, 24, 0, 0)
MUX_CFG_730("W17_730_USB_VBUSI", 2, 29, 0, 28, 0, 0)
};
#define OMAP730_PINS_SZ ARRAY_SIZE(omap730_pins)
#else
#define omap730_pins NULL
#define OMAP730_PINS_SZ 0
#endif /* CONFIG_ARCH_OMAP730 */
#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)
static struct pin_config __initdata_or_module omap1xxx_pins[] = {
/*
* description mux mode mux pull pull pull pu_pd pu dbg
* reg offset mode reg bit ena reg
*/
MUX_CFG("UART1_TX", 9, 21, 1, 2, 3, 0, NA, 0, 0)
MUX_CFG("UART1_RTS", 9, 12, 1, 2, 0, 0, NA, 0, 0)
/* UART2 (COM_UART_GATING), conflicts with USB2 */
MUX_CFG("UART2_TX", C, 27, 1, 3, 3, 0, NA, 0, 0)
MUX_CFG("UART2_RX", C, 18, 0, 3, 1, 1, NA, 0, 0)
MUX_CFG("UART2_CTS", C, 21, 0, 3, 1, 1, NA, 0, 0)
MUX_CFG("UART2_RTS", C, 24, 1, 3, 2, 0, NA, 0, 0)
/* UART3 (GIGA_UART_GATING) */
MUX_CFG("UART3_TX", 6, 0, 1, 0, 30, 0, NA, 0, 0)
MUX_CFG("UART3_RX", 6, 3, 0, 0, 31, 1, NA, 0, 0)
MUX_CFG("UART3_CTS", 5, 12, 2, 0, 24, 0, NA, 0, 0)
MUX_CFG("UART3_RTS", 5, 15, 2, 0, 25, 0, NA, 0, 0)
MUX_CFG("UART3_CLKREQ", 9, 27, 0, 2, 5, 0, NA, 0, 0)
MUX_CFG("UART3_BCLK", A, 0, 0, 2, 6, 0, NA, 0, 0)
MUX_CFG("Y15_1610_UART3_RTS", A, 0, 1, 2, 6, 0, NA, 0, 0)
/* PWT & PWL, conflicts with UART3 */
MUX_CFG("PWT", 6, 0, 2, 0, 30, 0, NA, 0, 0)
MUX_CFG("PWL", 6, 3, 1, 0, 31, 1, NA, 0, 0)
/* USB internal master generic */
MUX_CFG("R18_USB_VBUS", 7, 9, 2, 1, 11, 0, NA, 0, 1)
MUX_CFG("R18_1510_USB_GPIO0", 7, 9, 0, 1, 11, 1, NA, 0, 1)
/* works around erratum: W4_USB_PUEN and W4_USB_PUDIS are switched! */
MUX_CFG("W4_USB_PUEN", D, 3, 3, 3, 5, 1, NA, 0, 1)
MUX_CFG("W4_USB_CLKO", D, 3, 1, 3, 5, 0, NA, 0, 1)
MUX_CFG("W4_USB_HIGHZ", D, 3, 4, 3, 5, 0, 3, 0, 1)
MUX_CFG("W4_GPIO58", D, 3, 7, 3, 5, 0, 3, 0, 1)
/* USB1 master */
MUX_CFG("USB1_SUSP", 8, 27, 2, 1, 27, 0, NA, 0, 1)
MUX_CFG("USB1_SE0", 9, 0, 2, 1, 28, 0, NA, 0, 1)
MUX_CFG("W13_1610_USB1_SE0", 9, 0, 4, 1, 28, 0, NA, 0, 1)
MUX_CFG("USB1_TXEN", 9, 3, 2, 1, 29, 0, NA, 0, 1)
MUX_CFG("USB1_TXD", 9, 24, 1, 2, 4, 0, NA, 0, 1)
MUX_CFG("USB1_VP", A, 3, 1, 2, 7, 0, NA, 0, 1)
MUX_CFG("USB1_VM", A, 6, 1, 2, 8, 0, NA, 0, 1)
MUX_CFG("USB1_RCV", A, 9, 1, 2, 9, 0, NA, 0, 1)
MUX_CFG("USB1_SPEED", A, 12, 2, 2, 10, 0, NA, 0, 1)
MUX_CFG("R13_1610_USB1_SPEED", A, 12, 5, 2, 10, 0, NA, 0, 1)
MUX_CFG("R13_1710_USB1_SEO", A, 12, 5, 2, 10, 0, NA, 0, 1)
/* USB2 master */
MUX_CFG("USB2_SUSP", B, 3, 1, 2, 17, 0, NA, 0, 1)
MUX_CFG("USB2_VP", B, 6, 1, 2, 18, 0, NA, 0, 1)
MUX_CFG("USB2_TXEN", B, 9, 1, 2, 19, 0, NA, 0, 1)
MUX_CFG("USB2_VM", C, 18, 1, 3, 0, 0, NA, 0, 1)
MUX_CFG("USB2_RCV", C, 21, 1, 3, 1, 0, NA, 0, 1)
MUX_CFG("USB2_SE0", C, 24, 2, 3, 2, 0, NA, 0, 1)
MUX_CFG("USB2_TXD", C, 27, 2, 3, 3, 0, NA, 0, 1)
/* OMAP-1510 GPIO */
MUX_CFG("R18_1510_GPIO0", 7, 9, 0, 1, 11, 1, 0, 0, 1)
MUX_CFG("R19_1510_GPIO1", 7, 6, 0, 1, 10, 1, 0, 0, 1)
MUX_CFG("M14_1510_GPIO2", 7, 3, 0, 1, 9, 1, 0, 0, 1)
/* OMAP1610 GPIO */
MUX_CFG("P18_1610_GPIO3", 7, 0, 0, 1, 8, 0, NA, 0, 1)
MUX_CFG("Y15_1610_GPIO17", A, 0, 7, 2, 6, 0, NA, 0, 1)
/* OMAP-1710 GPIO */
MUX_CFG("R18_1710_GPIO0", 7, 9, 0, 1, 11, 1, 1, 1, 1)
MUX_CFG("V2_1710_GPIO10", F, 27, 1, 4, 3, 1, 4, 1, 1)
MUX_CFG("N21_1710_GPIO14", 6, 9, 0, 1, 1, 1, 1, 1, 1)
MUX_CFG("W15_1710_GPIO40", 9, 27, 7, 2, 5, 1, 2, 1, 1)
/* MPUIO */
MUX_CFG("MPUIO2", 7, 18, 0, 1, 14, 1, NA, 0, 1)
MUX_CFG("N15_1610_MPUIO2", 7, 18, 0, 1, 14, 1, 1, 0, 1)
MUX_CFG("MPUIO4", 7, 15, 0, 1, 13, 1, NA, 0, 1)
MUX_CFG("MPUIO5", 7, 12, 0, 1, 12, 1, NA, 0, 1)
MUX_CFG("T20_1610_MPUIO5", 7, 12, 0, 1, 12, 0, 3, 0, 1)
MUX_CFG("W11_1610_MPUIO6", 10, 15, 2, 3, 8, 0, 3, 0, 1)
MUX_CFG("V10_1610_MPUIO7", A, 24, 2, 2, 14, 0, 2, 0, 1)
MUX_CFG("W11_1610_MPUIO9", 10, 15, 1, 3, 8, 0, 3, 0, 1)
MUX_CFG("V10_1610_MPUIO10", A, 24, 1, 2, 14, 0, 2, 0, 1)
MUX_CFG("W10_1610_MPUIO11", A, 18, 2, 2, 11, 0, 2, 0, 1)
MUX_CFG("E20_1610_MPUIO13", 3, 21, 1, 0, 7, 0, 0, 0, 1)
MUX_CFG("U20_1610_MPUIO14", 9, 6, 6, 0, 30, 0, 0, 0, 1)
MUX_CFG("E19_1610_MPUIO15", 3, 18, 1, 0, 6, 0, 0, 0, 1)
/* MCBSP2 */
MUX_CFG("MCBSP2_CLKR", C, 6, 0, 2, 27, 1, NA, 0, 1)
MUX_CFG("MCBSP2_CLKX", C, 9, 0, 2, 29, 1, NA, 0, 1)
MUX_CFG("MCBSP2_DR", C, 0, 0, 2, 26, 1, NA, 0, 1)
MUX_CFG("MCBSP2_DX", C, 15, 0, 2, 31, 1, NA, 0, 1)
MUX_CFG("MCBSP2_FSR", C, 12, 0, 2, 30, 1, NA, 0, 1)
MUX_CFG("MCBSP2_FSX", C, 3, 0, 2, 27, 1, NA, 0, 1)
/* MCBSP3 NOTE: Mode must 1 for clock */
MUX_CFG("MCBSP3_CLKX", 9, 3, 1, 1, 29, 0, NA, 0, 1)
/* Misc ballouts */
MUX_CFG("BALLOUT_V8_ARMIO3", B, 18, 0, 2, 25, 1, NA, 0, 1)
MUX_CFG("N20_HDQ", 6, 18, 1, 1, 4, 0, 1, 4, 0)
/* OMAP-1610 MMC2 */
MUX_CFG("W8_1610_MMC2_DAT0", B, 21, 6, 2, 23, 1, 2, 1, 1)
MUX_CFG("V8_1610_MMC2_DAT1", B, 27, 6, 2, 25, 1, 2, 1, 1)
MUX_CFG("W15_1610_MMC2_DAT2", 9, 12, 6, 2, 5, 1, 2, 1, 1)
MUX_CFG("R10_1610_MMC2_DAT3", B, 18, 6, 2, 22, 1, 2, 1, 1)
MUX_CFG("Y10_1610_MMC2_CLK", B, 3, 6, 2, 17, 0, 2, 0, 1)
MUX_CFG("Y8_1610_MMC2_CMD", B, 24, 6, 2, 24, 1, 2, 1, 1)
MUX_CFG("V9_1610_MMC2_CMDDIR", B, 12, 6, 2, 20, 0, 2, 1, 1)
MUX_CFG("V5_1610_MMC2_DATDIR0", B, 15, 6, 2, 21, 0, 2, 1, 1)
MUX_CFG("W19_1610_MMC2_DATDIR1", 8, 15, 6, 1, 23, 0, 1, 1, 1)
MUX_CFG("R18_1610_MMC2_CLKIN", 7, 9, 6, 1, 11, 0, 1, 11, 1)
/* OMAP-1610 External Trace Interface */
MUX_CFG("M19_1610_ETM_PSTAT0", 5, 27, 1, 0, 29, 0, 0, 0, 1)
MUX_CFG("L15_1610_ETM_PSTAT1", 5, 24, 1, 0, 28, 0, 0, 0, 1)
MUX_CFG("L18_1610_ETM_PSTAT2", 5, 21, 1, 0, 27, 0, 0, 0, 1)
MUX_CFG("L19_1610_ETM_D0", 5, 18, 1, 0, 26, 0, 0, 0, 1)
MUX_CFG("J19_1610_ETM_D6", 5, 0, 1, 0, 20, 0, 0, 0, 1)
MUX_CFG("J18_1610_ETM_D7", 5, 27, 1, 0, 19, 0, 0, 0, 1)
/* OMAP16XX GPIO */
MUX_CFG("P20_1610_GPIO4", 6, 27, 0, 1, 7, 0, 1, 1, 1)
MUX_CFG("V9_1610_GPIO7", B, 12, 1, 2, 20, 0, 2, 1, 1)
MUX_CFG("W8_1610_GPIO9", B, 21, 0, 2, 23, 0, 2, 1, 1)
MUX_CFG("N20_1610_GPIO11", 6, 18, 0, 1, 4, 0, 1, 1, 1)
MUX_CFG("N19_1610_GPIO13", 6, 12, 0, 1, 2, 0, 1, 1, 1)
MUX_CFG("P10_1610_GPIO22", C, 0, 7, 2, 26, 0, 2, 1, 1)
MUX_CFG("V5_1610_GPIO24", B, 15, 7, 2, 21, 0, 2, 1, 1)
MUX_CFG("AA20_1610_GPIO_41", 9, 9, 7, 1, 31, 0, 1, 1, 1)
MUX_CFG("W19_1610_GPIO48", 8, 15, 7, 1, 23, 1, 1, 0, 1)
MUX_CFG("M7_1610_GPIO62", 10, 0, 0, 4, 24, 0, 4, 0, 1)
MUX_CFG("V14_16XX_GPIO37", 9, 18, 7, 2, 2, 0, 2, 2, 0)
MUX_CFG("R9_16XX_GPIO18", C, 18, 7, 3, 0, 0, 3, 0, 0)
MUX_CFG("L14_16XX_GPIO49", 6, 3, 7, 0, 31, 0, 0, 31, 0)
/* OMAP-1610 uWire */
MUX_CFG("V19_1610_UWIRE_SCLK", 8, 6, 0, 1, 20, 0, 1, 1, 1)
MUX_CFG("U18_1610_UWIRE_SDI", 8, 0, 0, 1, 18, 0, 1, 1, 1)
MUX_CFG("W21_1610_UWIRE_SDO", 8, 3, 0, 1, 19, 0, 1, 1, 1)
MUX_CFG("N14_1610_UWIRE_CS0", 8, 9, 1, 1, 21, 0, 1, 1, 1)
MUX_CFG("P15_1610_UWIRE_CS3", 8, 12, 1, 1, 22, 0, 1, 1, 1)
MUX_CFG("N15_1610_UWIRE_CS1", 7, 18, 2, 1, 14, 0, NA, 0, 1)
/* OMAP-1610 SPI */
MUX_CFG("U19_1610_SPIF_SCK", 7, 21, 6, 1, 15, 0, 1, 1, 1)
MUX_CFG("U18_1610_SPIF_DIN", 8, 0, 6, 1, 18, 1, 1, 0, 1)
MUX_CFG("P20_1610_SPIF_DIN", 6, 27, 4, 1, 7, 1, 1, 0, 1)
MUX_CFG("W21_1610_SPIF_DOUT", 8, 3, 6, 1, 19, 0, 1, 0, 1)
MUX_CFG("R18_1610_SPIF_DOUT", 7, 9, 3, 1, 11, 0, 1, 0, 1)
MUX_CFG("N14_1610_SPIF_CS0", 8, 9, 6, 1, 21, 0, 1, 1, 1)
MUX_CFG("N15_1610_SPIF_CS1", 7, 18, 6, 1, 14, 0, 1, 1, 1)
MUX_CFG("T19_1610_SPIF_CS2", 7, 15, 4, 1, 13, 0, 1, 1, 1)
MUX_CFG("P15_1610_SPIF_CS3", 8, 12, 3, 1, 22, 0, 1, 1, 1)
/* OMAP-1610 Flash */
MUX_CFG("L3_1610_FLASH_CS2B_OE",10, 6, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("M8_1610_FLASH_CS2B_WE",10, 3, 1, NA, 0, 0, NA, 0, 1)
/* First MMC interface, same on 1510, 1610 and 1710 */
MUX_CFG("MMC_CMD", A, 27, 0, 2, 15, 1, 2, 1, 1)
MUX_CFG("MMC_DAT1", A, 24, 0, 2, 14, 1, 2, 1, 1)
MUX_CFG("MMC_DAT2", A, 18, 0, 2, 12, 1, 2, 1, 1)
MUX_CFG("MMC_DAT0", B, 0, 0, 2, 16, 1, 2, 1, 1)
MUX_CFG("MMC_CLK", A, 21, 0, NA, 0, 0, NA, 0, 1)
MUX_CFG("MMC_DAT3", 10, 15, 0, 3, 8, 1, 3, 1, 1)
MUX_CFG("M15_1710_MMC_CLKI", 6, 21, 2, 0, 0, 0, NA, 0, 1)
MUX_CFG("P19_1710_MMC_CMDDIR", 6, 24, 6, 0, 0, 0, NA, 0, 1)
MUX_CFG("P20_1710_MMC_DATDIR0", 6, 27, 5, 0, 0, 0, NA, 0, 1)
/* OMAP-1610 USB0 alternate configuration */
MUX_CFG("W9_USB0_TXEN", B, 9, 5, 2, 19, 0, 2, 0, 1)
MUX_CFG("AA9_USB0_VP", B, 6, 5, 2, 18, 0, 2, 0, 1)
MUX_CFG("Y5_USB0_RCV", C, 21, 5, 3, 1, 0, 1, 0, 1)
MUX_CFG("R9_USB0_VM", C, 18, 5, 3, 0, 0, 3, 0, 1)
MUX_CFG("V6_USB0_TXD", C, 27, 5, 3, 3, 0, 3, 0, 1)
MUX_CFG("W5_USB0_SE0", C, 24, 5, 3, 2, 0, 3, 0, 1)
MUX_CFG("V9_USB0_SPEED", B, 12, 5, 2, 20, 0, 2, 0, 1)
MUX_CFG("Y10_USB0_SUSP", B, 3, 5, 2, 17, 0, 2, 0, 1)
/* USB2 interface */
MUX_CFG("W9_USB2_TXEN", B, 9, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("AA9_USB2_VP", B, 6, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("Y5_USB2_RCV", C, 21, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("R9_USB2_VM", C, 18, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("V6_USB2_TXD", C, 27, 2, NA, 0, 0, NA, 0, 1)
MUX_CFG("W5_USB2_SE0", C, 24, 2, NA, 0, 0, NA, 0, 1)
/* 16XX UART */
MUX_CFG("R13_1610_UART1_TX", A, 12, 6, 2, 10, 0, 2, 10, 1)
MUX_CFG("V14_16XX_UART1_RX", 9, 18, 0, 2, 2, 0, 2, 2, 1)
MUX_CFG("R14_1610_UART1_CTS", 9, 15, 0, 2, 1, 0, 2, 1, 1)
MUX_CFG("AA15_1610_UART1_RTS", 9, 12, 1, 2, 0, 0, 2, 0, 1)
MUX_CFG("R9_16XX_UART2_RX", C, 18, 0, 3, 0, 0, 3, 0, 1)
MUX_CFG("L14_16XX_UART3_RX", 6, 3, 0, 0, 31, 0, 0, 31, 1)
/* I2C interface */
MUX_CFG("I2C_SCL", 7, 24, 0, NA, 0, 0, NA, 0, 0)
MUX_CFG("I2C_SDA", 7, 27, 0, NA, 0, 0, NA, 0, 0)
/* Keypad */
MUX_CFG("F18_1610_KBC0", 3, 15, 0, 0, 5, 1, 0, 0, 0)
MUX_CFG("D20_1610_KBC1", 3, 12, 0, 0, 4, 1, 0, 0, 0)
MUX_CFG("D19_1610_KBC2", 3, 9, 0, 0, 3, 1, 0, 0, 0)
MUX_CFG("E18_1610_KBC3", 3, 6, 0, 0, 2, 1, 0, 0, 0)
MUX_CFG("C21_1610_KBC4", 3, 3, 0, 0, 1, 1, 0, 0, 0)
MUX_CFG("G18_1610_KBR0", 4, 0, 0, 0, 10, 1, 0, 1, 0)
MUX_CFG("F19_1610_KBR1", 3, 27, 0, 0, 9, 1, 0, 1, 0)
MUX_CFG("H14_1610_KBR2", 3, 24, 0, 0, 8, 1, 0, 1, 0)
MUX_CFG("E20_1610_KBR3", 3, 21, 0, 0, 7, 1, 0, 1, 0)
MUX_CFG("E19_1610_KBR4", 3, 18, 0, 0, 6, 1, 0, 1, 0)
MUX_CFG("N19_1610_KBR5", 6, 12, 1, 1, 2, 1, 1, 1, 0)
/* Power management */
MUX_CFG("T20_1610_LOW_PWR", 7, 12, 1, NA, 0, 0, NA, 0, 0)
/* MCLK Settings */
MUX_CFG("V5_1710_MCLK_ON", B, 15, 0, NA, 0, 0, NA, 0, 0)
MUX_CFG("V5_1710_MCLK_OFF", B, 15, 6, NA, 0, 0, NA, 0, 0)
MUX_CFG("R10_1610_MCLK_ON", B, 18, 0, NA, 22, 0, NA, 1, 0)
MUX_CFG("R10_1610_MCLK_OFF", B, 18, 6, 2, 22, 1, 2, 1, 1)
/* CompactFlash controller, conflicts with MMC1 */
MUX_CFG("P11_1610_CF_CD2", A, 27, 3, 2, 15, 1, 2, 1, 1)
MUX_CFG("R11_1610_CF_IOIS16", B, 0, 3, 2, 16, 1, 2, 1, 1)
MUX_CFG("V10_1610_CF_IREQ", A, 24, 3, 2, 14, 0, 2, 0, 1)
MUX_CFG("W10_1610_CF_RESET", A, 18, 3, 2, 12, 1, 2, 1, 1)
MUX_CFG("W11_1610_CF_CD1", 10, 15, 3, 3, 8, 1, 3, 1, 1)
/* parallel camera */
MUX_CFG("J15_1610_CAM_LCLK", 4, 24, 0, 0, 18, 1, 0, 0, 0)
MUX_CFG("J18_1610_CAM_D7", 4, 27, 0, 0, 19, 1, 0, 0, 0)
MUX_CFG("J19_1610_CAM_D6", 5, 0, 0, 0, 20, 1, 0, 0, 0)
MUX_CFG("J14_1610_CAM_D5", 5, 3, 0, 0, 21, 1, 0, 0, 0)
MUX_CFG("K18_1610_CAM_D4", 5, 6, 0, 0, 22, 1, 0, 0, 0)
MUX_CFG("K19_1610_CAM_D3", 5, 9, 0, 0, 23, 1, 0, 0, 0)
MUX_CFG("K15_1610_CAM_D2", 5, 12, 0, 0, 24, 1, 0, 0, 0)
MUX_CFG("K14_1610_CAM_D1", 5, 15, 0, 0, 25, 1, 0, 0, 0)
MUX_CFG("L19_1610_CAM_D0", 5, 18, 0, 0, 26, 1, 0, 0, 0)
MUX_CFG("L18_1610_CAM_VS", 5, 21, 0, 0, 27, 1, 0, 0, 0)
MUX_CFG("L15_1610_CAM_HS", 5, 24, 0, 0, 28, 1, 0, 0, 0)
MUX_CFG("M19_1610_CAM_RSTZ", 5, 27, 0, 0, 29, 0, 0, 0, 0)
MUX_CFG("Y15_1610_CAM_OUTCLK", A, 0, 6, 2, 6, 0, 2, 0, 0)
/* serial camera */
MUX_CFG("H19_1610_CAM_EXCLK", 4, 21, 0, 0, 17, 0, 0, 0, 0)
/* REVISIT 5912 spec sez CCP_* can't pullup or pulldown ... ? */
MUX_CFG("Y12_1610_CCP_CLKP", 8, 18, 6, 1, 24, 1, 1, 0, 0)
MUX_CFG("W13_1610_CCP_CLKM", 9, 0, 6, 1, 28, 1, 1, 0, 0)
MUX_CFG("W14_1610_CCP_DATAP", 9, 24, 6, 2, 4, 1, 2, 0, 0)
MUX_CFG("Y14_1610_CCP_DATAM", 9, 21, 6, 2, 3, 1, 2, 0, 0)
};
#define OMAP1XXX_PINS_SZ ARRAY_SIZE(omap1xxx_pins)
#else
#define omap1xxx_pins NULL
#define OMAP1XXX_PINS_SZ 0
#endif /* CONFIG_ARCH_OMAP15XX || CONFIG_ARCH_OMAP16XX */
int __init_or_module omap1_cfg_reg(const struct pin_config *cfg)
{
static DEFINE_SPINLOCK(mux_spin_lock);
unsigned long flags;
unsigned int reg_orig = 0, reg = 0, pu_pd_orig = 0, pu_pd = 0,
pull_orig = 0, pull = 0;
unsigned int mask, warn = 0;
/* Check the mux register in question */
if (cfg->mux_reg) {
unsigned tmp1, tmp2;
spin_lock_irqsave(&mux_spin_lock, flags);
reg_orig = omap_readl(cfg->mux_reg);
/* The mux registers always seem to be 3 bits long */
mask = (0x7 << cfg->mask_offset);
tmp1 = reg_orig & mask;
reg = reg_orig & ~mask;
tmp2 = (cfg->mask << cfg->mask_offset);
reg |= tmp2;
if (tmp1 != tmp2)
warn = 1;
omap_writel(reg, cfg->mux_reg);
spin_unlock_irqrestore(&mux_spin_lock, flags);
}
/* Check for pull up or pull down selection on 1610 */
if (!cpu_is_omap15xx()) {
if (cfg->pu_pd_reg && cfg->pull_val) {
spin_lock_irqsave(&mux_spin_lock, flags);
pu_pd_orig = omap_readl(cfg->pu_pd_reg);
mask = 1 << cfg->pull_bit;
if (cfg->pu_pd_val) {
if (!(pu_pd_orig & mask))
warn = 1;
/* Use pull up */
pu_pd = pu_pd_orig | mask;
} else {
if (pu_pd_orig & mask)
warn = 1;
/* Use pull down */
pu_pd = pu_pd_orig & ~mask;
}
omap_writel(pu_pd, cfg->pu_pd_reg);
spin_unlock_irqrestore(&mux_spin_lock, flags);
}
}
/* Check for an associated pull down register */
if (cfg->pull_reg) {
spin_lock_irqsave(&mux_spin_lock, flags);
pull_orig = omap_readl(cfg->pull_reg);
mask = 1 << cfg->pull_bit;
if (cfg->pull_val) {
if (pull_orig & mask)
warn = 1;
/* Low bit = pull enabled */
pull = pull_orig & ~mask;
} else {
if (!(pull_orig & mask))
warn = 1;
/* High bit = pull disabled */
pull = pull_orig | mask;
}
omap_writel(pull, cfg->pull_reg);
spin_unlock_irqrestore(&mux_spin_lock, flags);
}
if (warn) {
#ifdef CONFIG_OMAP_MUX_WARNINGS
printk(KERN_WARNING "MUX: initialized %s\n", cfg->name);
#endif
}
#ifdef CONFIG_OMAP_MUX_DEBUG
if (cfg->debug || warn) {
printk("MUX: Setting register %s\n", cfg->name);
printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n",
cfg->mux_reg_name, cfg->mux_reg, reg_orig, reg);
if (!cpu_is_omap15xx()) {
if (cfg->pu_pd_reg && cfg->pull_val) {
printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n",
cfg->pu_pd_name, cfg->pu_pd_reg,
pu_pd_orig, pu_pd);
}
}
if (cfg->pull_reg)
printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n",
cfg->pull_name, cfg->pull_reg, pull_orig, pull);
}
#endif
#ifdef CONFIG_OMAP_MUX_ERRORS
return warn ? -ETXTBSY : 0;
#else
return 0;
#endif
}
int __init omap1_mux_init(void)
{
if (cpu_is_omap730()) {
arch_mux_cfg.pins = omap730_pins;
arch_mux_cfg.size = OMAP730_PINS_SZ;
arch_mux_cfg.cfg_reg = omap1_cfg_reg;
}
if (cpu_is_omap15xx() || cpu_is_omap16xx()) {
arch_mux_cfg.pins = omap1xxx_pins;
arch_mux_cfg.size = OMAP1XXX_PINS_SZ;
arch_mux_cfg.cfg_reg = omap1_cfg_reg;
}
return omap_mux_register(&arch_mux_cfg);
}
#endif
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