WSL2-Linux-Kernel/arch/arm/mach-pxa/e400.c

155 строки
3.7 KiB
C

/*
* Hardware definitions for the Toshiba eseries PDAs
*
* Copyright (c) 2003 Ian Molton <spyro@f2s.com>
*
* This file is licensed under
* the terms of the GNU General Public License version 2. This program
* is licensed "as is" without any warranty of any kind, whether express
* or implied.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/mfd/t7l66xb.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <asm/setup.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/mfp-pxa25x.h>
#include <mach/pxa-regs.h>
#include <mach/hardware.h>
#include <mach/eseries-gpio.h>
#include <mach/pxafb.h>
#include <mach/udc.h>
#include <mach/irqs.h>
#include "generic.h"
#include "eseries.h"
#include "clock.h"
/* ------------------------ E400 LCD definitions ------------------------ */
static struct pxafb_mode_info e400_pxafb_mode_info = {
.pixclock = 140703,
.xres = 240,
.yres = 320,
.bpp = 16,
.hsync_len = 4,
.left_margin = 28,
.right_margin = 8,
.vsync_len = 3,
.upper_margin = 5,
.lower_margin = 6,
.sync = 0,
};
static struct pxafb_mach_info e400_pxafb_mach_info = {
.modes = &e400_pxafb_mode_info,
.num_modes = 1,
.lcd_conn = LCD_COLOR_TFT_16BPP,
.lccr3 = 0,
.pxafb_backlight_power = NULL,
};
/* ------------------------ E400 MFP config ----------------------------- */
static unsigned long e400_pin_config[] __initdata = {
/* Chip selects */
GPIO15_nCS_1, /* CS1 - Flash */
GPIO80_nCS_4, /* CS4 - TMIO */
/* Clocks */
GPIO12_32KHz,
/* BTUART */
GPIO42_BTUART_RXD,
GPIO43_BTUART_TXD,
GPIO44_BTUART_CTS,
/* TMIO controller */
GPIO19_GPIO, /* t7l66xb #PCLR */
GPIO45_GPIO, /* t7l66xb #SUSPEND (NOT BTUART!) */
/* wakeup */
GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,
};
/* ---------------------------------------------------------------------- */
static struct mtd_partition partition_a = {
.name = "Internal NAND flash",
.offset = 0,
.size = MTDPART_SIZ_FULL,
};
static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
static struct nand_bbt_descr e400_t7l66xb_nand_bbt = {
.options = 0,
.offs = 4,
.len = 2,
.pattern = scan_ff_pattern
};
static struct tmio_nand_data e400_t7l66xb_nand_config = {
.num_partitions = 1,
.partition = &partition_a,
.badblock_pattern = &e400_t7l66xb_nand_bbt,
};
static struct t7l66xb_platform_data e400_t7l66xb_info = {
.irq_base = IRQ_BOARD_START,
.enable = &eseries_tmio_enable,
.suspend = &eseries_tmio_suspend,
.resume = &eseries_tmio_resume,
.nand_data = &e400_t7l66xb_nand_config,
};
static struct platform_device e400_t7l66xb_device = {
.name = "t7l66xb",
.id = -1,
.dev = {
.platform_data = &e400_t7l66xb_info,
},
.num_resources = 2,
.resource = eseries_tmio_resources,
};
/* ---------------------------------------------------------- */
static struct platform_device *devices[] __initdata = {
&e400_t7l66xb_device,
};
static void __init e400_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(e400_pin_config));
/* Fixme - e400 may have a switched clock */
eseries_register_clks();
eseries_get_tmio_gpios();
set_pxa_fb_info(&e400_pxafb_mach_info);
platform_add_devices(devices, ARRAY_SIZE(devices));
pxa_set_udc_info(&e7xx_udc_mach_info);
}
MACHINE_START(E400, "Toshiba e400")
/* Maintainer: Ian Molton (spyro@f2s.com) */
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.boot_params = 0xa0000100,
.map_io = pxa_map_io,
.init_irq = pxa25x_init_irq,
.fixup = eseries_fixup,
.init_machine = e400_init,
.timer = &pxa_timer,
MACHINE_END