linux-hardened/arch/arm/mach-mx2/mx27ads.c
Uwe Kleine-König 3f35d1f5e4 imx/mach-mx2: use constants namespaced by the corresponding SOC (easy part)
This just leaves devices.c, generic.c and serial.c to clean up.  As
these files are used on more than one SOC they need some more work.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: Holger Schurig <hs4233@mail.mn-solutions.de>
Cc: Rabin Vincent <rabin@rab.in>
Cc: Javier Martin <javier.martin@vista-silicon.com>
Cc: Valentin Longchamp <valentin.longchamp@epfl.ch>
Cc: Jean Delvare <khali@linux-fr.org>
Cc: Eric Benard <eric@eukrea.com>
Cc: Ivo Clarysse <ivo.clarysse@gmail.com>
Cc: Vladimir Barinov <vbarinov@embeddedalley.com>
Cc: Daniel Schaeffer <daniel.schaeffer@timesys.com>
Cc: Simon POLETTE <spolette@adnlysd018.(none)>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Alan Carvalho de Assis <acassis@gmail.com>
Cc: Luotao Fu <l.fu@pengutronix.de>
2010-01-05 10:10:07 +01:00

345 lines
7.8 KiB
C

/*
* Copyright (C) 2000 Deep Blue Solutions Ltd
* Copyright (C) 2002 Shane Nay (shane@minirl.com)
* Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved.
*
* 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/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/map.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/i2c.h>
#include <linux/irq.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <mach/gpio.h>
#include <mach/imx-uart.h>
#include <mach/iomux.h>
#include <mach/board-mx27ads.h>
#include <mach/mxc_nand.h>
#include <mach/i2c.h>
#include <mach/imxfb.h>
#include <mach/mmc.h>
#include "devices.h"
static unsigned int mx27ads_pins[] = {
/* UART0 */
PE12_PF_UART1_TXD,
PE13_PF_UART1_RXD,
PE14_PF_UART1_CTS,
PE15_PF_UART1_RTS,
/* UART1 */
PE3_PF_UART2_CTS,
PE4_PF_UART2_RTS,
PE6_PF_UART2_TXD,
PE7_PF_UART2_RXD,
/* UART2 */
PE8_PF_UART3_TXD,
PE9_PF_UART3_RXD,
PE10_PF_UART3_CTS,
PE11_PF_UART3_RTS,
/* UART3 */
PB26_AF_UART4_RTS,
PB28_AF_UART4_TXD,
PB29_AF_UART4_CTS,
PB31_AF_UART4_RXD,
/* UART4 */
PB18_AF_UART5_TXD,
PB19_AF_UART5_RXD,
PB20_AF_UART5_CTS,
PB21_AF_UART5_RTS,
/* UART5 */
PB10_AF_UART6_TXD,
PB12_AF_UART6_CTS,
PB11_AF_UART6_RXD,
PB13_AF_UART6_RTS,
/* FEC */
PD0_AIN_FEC_TXD0,
PD1_AIN_FEC_TXD1,
PD2_AIN_FEC_TXD2,
PD3_AIN_FEC_TXD3,
PD4_AOUT_FEC_RX_ER,
PD5_AOUT_FEC_RXD1,
PD6_AOUT_FEC_RXD2,
PD7_AOUT_FEC_RXD3,
PD8_AF_FEC_MDIO,
PD9_AIN_FEC_MDC,
PD10_AOUT_FEC_CRS,
PD11_AOUT_FEC_TX_CLK,
PD12_AOUT_FEC_RXD0,
PD13_AOUT_FEC_RX_DV,
PD14_AOUT_FEC_RX_CLK,
PD15_AOUT_FEC_COL,
PD16_AIN_FEC_TX_ER,
PF23_AIN_FEC_TX_EN,
/* I2C2 */
PC5_PF_I2C2_SDA,
PC6_PF_I2C2_SCL,
/* FB */
PA5_PF_LSCLK,
PA6_PF_LD0,
PA7_PF_LD1,
PA8_PF_LD2,
PA9_PF_LD3,
PA10_PF_LD4,
PA11_PF_LD5,
PA12_PF_LD6,
PA13_PF_LD7,
PA14_PF_LD8,
PA15_PF_LD9,
PA16_PF_LD10,
PA17_PF_LD11,
PA18_PF_LD12,
PA19_PF_LD13,
PA20_PF_LD14,
PA21_PF_LD15,
PA22_PF_LD16,
PA23_PF_LD17,
PA24_PF_REV,
PA25_PF_CLS,
PA26_PF_PS,
PA27_PF_SPL_SPR,
PA28_PF_HSYNC,
PA29_PF_VSYNC,
PA30_PF_CONTRAST,
PA31_PF_OE_ACD,
/* OWIRE */
PE16_AF_OWIRE,
/* SDHC1*/
PE18_PF_SD1_D0,
PE19_PF_SD1_D1,
PE20_PF_SD1_D2,
PE21_PF_SD1_D3,
PE22_PF_SD1_CMD,
PE23_PF_SD1_CLK,
/* SDHC2*/
PB4_PF_SD2_D0,
PB5_PF_SD2_D1,
PB6_PF_SD2_D2,
PB7_PF_SD2_D3,
PB8_PF_SD2_CMD,
PB9_PF_SD2_CLK,
};
static struct mxc_nand_platform_data mx27ads_nand_board_info = {
.width = 1,
.hw_ecc = 1,
};
/* ADS's NOR flash */
static struct physmap_flash_data mx27ads_flash_data = {
.width = 2,
};
static struct resource mx27ads_flash_resource = {
.start = 0xc0000000,
.end = 0xc0000000 + 0x02000000 - 1,
.flags = IORESOURCE_MEM,
};
static struct platform_device mx27ads_nor_mtd_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &mx27ads_flash_data,
},
.num_resources = 1,
.resource = &mx27ads_flash_resource,
};
static struct imxi2c_platform_data mx27ads_i2c_data = {
.bitrate = 100000,
};
static struct i2c_board_info mx27ads_i2c_devices[] = {
};
void lcd_power(int on)
{
if (on)
__raw_writew(PBC_BCTRL1_LCDON, PBC_BCTRL1_SET_REG);
else
__raw_writew(PBC_BCTRL1_LCDON, PBC_BCTRL1_CLEAR_REG);
}
static struct imx_fb_videomode mx27ads_modes[] = {
{
.mode = {
.name = "Sharp-LQ035Q7",
.refresh = 60,
.xres = 240,
.yres = 320,
.pixclock = 188679, /* in ps (5.3MHz) */
.hsync_len = 1,
.left_margin = 9,
.right_margin = 16,
.vsync_len = 1,
.upper_margin = 7,
.lower_margin = 9,
},
.bpp = 16,
.pcr = 0xFB008BC0,
},
};
static struct imx_fb_platform_data mx27ads_fb_data = {
.mode = mx27ads_modes,
.num_modes = ARRAY_SIZE(mx27ads_modes),
/*
* - HSYNC active high
* - VSYNC active high
* - clk notenabled while idle
* - clock inverted
* - data not inverted
* - data enable low active
* - enable sharp mode
*/
.pwmr = 0x00A903FF,
.lscr1 = 0x00120300,
.dmacr = 0x00020010,
.lcd_power = lcd_power,
};
static int mx27ads_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
void *data)
{
return request_irq(IRQ_GPIOE(21), detect_irq, IRQF_TRIGGER_RISING,
"sdhc1-card-detect", data);
}
static int mx27ads_sdhc2_init(struct device *dev, irq_handler_t detect_irq,
void *data)
{
return request_irq(IRQ_GPIOB(7), detect_irq, IRQF_TRIGGER_RISING,
"sdhc2-card-detect", data);
}
static void mx27ads_sdhc1_exit(struct device *dev, void *data)
{
free_irq(IRQ_GPIOE(21), data);
}
static void mx27ads_sdhc2_exit(struct device *dev, void *data)
{
free_irq(IRQ_GPIOB(7), data);
}
static struct imxmmc_platform_data sdhc1_pdata = {
.init = mx27ads_sdhc1_init,
.exit = mx27ads_sdhc1_exit,
};
static struct imxmmc_platform_data sdhc2_pdata = {
.init = mx27ads_sdhc2_init,
.exit = mx27ads_sdhc2_exit,
};
static struct platform_device *platform_devices[] __initdata = {
&mx27ads_nor_mtd_device,
&mxc_fec_device,
&mxc_w1_master_device,
};
static struct imxuart_platform_data uart_pdata[] = {
{
.flags = IMXUART_HAVE_RTSCTS,
}, {
.flags = IMXUART_HAVE_RTSCTS,
}, {
.flags = IMXUART_HAVE_RTSCTS,
}, {
.flags = IMXUART_HAVE_RTSCTS,
}, {
.flags = IMXUART_HAVE_RTSCTS,
}, {
.flags = IMXUART_HAVE_RTSCTS,
},
};
static void __init mx27ads_board_init(void)
{
mxc_gpio_setup_multiple_pins(mx27ads_pins, ARRAY_SIZE(mx27ads_pins),
"mx27ads");
mxc_register_device(&mxc_uart_device0, &uart_pdata[0]);
mxc_register_device(&mxc_uart_device1, &uart_pdata[1]);
mxc_register_device(&mxc_uart_device2, &uart_pdata[2]);
mxc_register_device(&mxc_uart_device3, &uart_pdata[3]);
mxc_register_device(&mxc_uart_device4, &uart_pdata[4]);
mxc_register_device(&mxc_uart_device5, &uart_pdata[5]);
mxc_register_device(&mxc_nand_device, &mx27ads_nand_board_info);
/* only the i2c master 1 is used on this CPU card */
i2c_register_board_info(1, mx27ads_i2c_devices,
ARRAY_SIZE(mx27ads_i2c_devices));
mxc_register_device(&mxc_i2c_device1, &mx27ads_i2c_data);
mxc_register_device(&mxc_fb_device, &mx27ads_fb_data);
mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata);
mxc_register_device(&mxc_sdhc_device1, &sdhc2_pdata);
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
}
static void __init mx27ads_timer_init(void)
{
unsigned long fref = 26000000;
if ((__raw_readw(PBC_VERSION_REG) & CKIH_27MHZ_BIT_SET) == 0)
fref = 27000000;
mx27_clocks_init(fref);
}
static struct sys_timer mx27ads_timer = {
.init = mx27ads_timer_init,
};
static struct map_desc mx27ads_io_desc[] __initdata = {
{
.virtual = PBC_BASE_ADDRESS,
.pfn = __phys_to_pfn(MX27_CS4_BASE_ADDR),
.length = SZ_1M,
.type = MT_DEVICE,
},
};
static void __init mx27ads_map_io(void)
{
mx27_map_io();
iotable_init(mx27ads_io_desc, ARRAY_SIZE(mx27ads_io_desc));
}
MACHINE_START(MX27ADS, "Freescale i.MX27ADS")
/* maintainer: Freescale Semiconductor, Inc. */
.phys_io = MX27_AIPI_BASE_ADDR,
.io_pg_offst = ((MX27_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
.boot_params = PHYS_OFFSET + 0x100,
.map_io = mx27ads_map_io,
.init_irq = mx27_init_irq,
.init_machine = mx27ads_board_init,
.timer = &mx27ads_timer,
MACHINE_END