a7f3f0309b
Signed-off-by: Russ Dill <russ.dill@gmail.com> Signed-off-by: Mike Rapoport <mike@compulab.co.il> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
142 lines
2.7 KiB
C
142 lines
2.7 KiB
C
/*
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* linux/arch/arm/mach-pxa/cm-x255.c
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*
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* Copyright (C) 2007, 2008 CompuLab, Ltd.
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* Mike Rapoport <mike@compulab.co.il>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/platform_device.h>
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#include <linux/irq.h>
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#include <linux/gpio.h>
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#include <linux/spi/spi.h>
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#include <asm/mach/arch.h>
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#include <asm/mach-types.h>
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#include <asm/mach/map.h>
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#include <mach/pxa2xx-regs.h>
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#include <mach/mfp-pxa25x.h>
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#include <mach/pxa2xx_spi.h>
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#include <mach/bitfield.h>
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#include "generic.h"
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static unsigned long cmx255_pin_config[] = {
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/* AC'97 */
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GPIO28_AC97_BITCLK,
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GPIO29_AC97_SDATA_IN_0,
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GPIO30_AC97_SDATA_OUT,
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GPIO31_AC97_SYNC,
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/* BTUART */
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GPIO42_BTUART_RXD,
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GPIO43_BTUART_TXD,
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GPIO44_BTUART_CTS,
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GPIO45_BTUART_RTS,
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/* STUART */
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GPIO46_STUART_RXD,
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GPIO47_STUART_TXD,
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/* LCD */
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GPIO58_LCD_LDD_0,
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GPIO59_LCD_LDD_1,
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GPIO60_LCD_LDD_2,
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GPIO61_LCD_LDD_3,
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GPIO62_LCD_LDD_4,
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GPIO63_LCD_LDD_5,
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GPIO64_LCD_LDD_6,
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GPIO65_LCD_LDD_7,
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GPIO66_LCD_LDD_8,
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GPIO67_LCD_LDD_9,
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GPIO68_LCD_LDD_10,
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GPIO69_LCD_LDD_11,
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GPIO70_LCD_LDD_12,
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GPIO71_LCD_LDD_13,
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GPIO72_LCD_LDD_14,
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GPIO73_LCD_LDD_15,
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GPIO74_LCD_FCLK,
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GPIO75_LCD_LCLK,
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GPIO76_LCD_PCLK,
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GPIO77_LCD_BIAS,
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/* SSP1 */
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GPIO23_SSP1_SCLK,
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GPIO24_SSP1_SFRM,
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GPIO25_SSP1_TXD,
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GPIO26_SSP1_RXD,
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/* SSP2 */
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GPIO81_SSP2_CLK_OUT,
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GPIO82_SSP2_FRM_OUT,
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GPIO83_SSP2_TXD,
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GPIO84_SSP2_RXD,
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/* PC Card */
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GPIO48_nPOE,
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GPIO49_nPWE,
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GPIO50_nPIOR,
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GPIO51_nPIOW,
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GPIO52_nPCE_1,
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GPIO53_nPCE_2,
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GPIO54_nPSKTSEL,
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GPIO55_nPREG,
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GPIO56_nPWAIT,
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GPIO57_nIOIS16,
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/* SDRAM and local bus */
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GPIO15_nCS_1,
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GPIO78_nCS_2,
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GPIO79_nCS_3,
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GPIO80_nCS_4,
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GPIO33_nCS_5,
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GPIO18_RDY,
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/* GPIO */
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GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH,
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GPIO9_GPIO, /* PC card reset */
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/* NAND controls */
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GPIO5_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */
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GPIO4_GPIO | MFP_LPM_DRIVE_LOW, /* NAND ALE */
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GPIO3_GPIO | MFP_LPM_DRIVE_LOW, /* NAND CLE */
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GPIO10_GPIO, /* NAND Ready/Busy */
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/* interrupts */
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GPIO22_GPIO, /* DM9000 interrupt */
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};
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#if defined(CONFIG_SPI_PXA2XX)
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static struct pxa2xx_spi_master pxa_ssp_master_info = {
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.num_chipselect = 1,
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};
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static struct spi_board_info spi_board_info[] __initdata = {
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[0] = {
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.modalias = "rtc-max6902",
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.max_speed_hz = 1000000,
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.bus_num = 1,
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.chip_select = 0,
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},
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};
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static void __init cmx255_init_rtc(void)
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{
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pxa2xx_set_spi_info(1, &pxa_ssp_master_info);
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spi_register_board_info(ARRAY_AND_SIZE(spi_board_info));
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}
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#else
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static inline void cmx255_init_rtc(void) {}
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#endif
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void __init cmx255_init(void)
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{
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pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx255_pin_config));
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cmx255_init_rtc();
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}
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