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