mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-26 21:15:11 +07:00
225 lines
5.4 KiB
C
225 lines
5.4 KiB
C
/*
|
|
* ezx.c - Common code for the EZX platform.
|
|
*
|
|
* Copyright (C) 2005-2006 Harald Welte <laforge@openezx.org>,
|
|
* 2007-2008 Daniel Ribeiro <drwyrm@gmail.com>,
|
|
* 2007-2008 Stefan Schmidt <stefan@datenfreihafen.org>
|
|
*
|
|
* 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/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/pwm_backlight.h>
|
|
|
|
#include <asm/setup.h>
|
|
#include <mach/pxafb.h>
|
|
#include <mach/ohci.h>
|
|
#include <mach/i2c.h>
|
|
|
|
#include <mach/mfp-pxa27x.h>
|
|
#include <mach/pxa-regs.h>
|
|
#include <mach/pxa2xx-regs.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
|
|
#include "devices.h"
|
|
#include "generic.h"
|
|
|
|
static struct platform_pwm_backlight_data ezx_backlight_data = {
|
|
.pwm_id = 0,
|
|
.max_brightness = 1023,
|
|
.dft_brightness = 1023,
|
|
.pwm_period_ns = 78770,
|
|
};
|
|
|
|
static struct platform_device ezx_backlight_device = {
|
|
.name = "pwm-backlight",
|
|
.dev = {
|
|
.parent = &pxa27x_device_pwm0.dev,
|
|
.platform_data = &ezx_backlight_data,
|
|
},
|
|
};
|
|
|
|
static struct pxafb_mode_info mode_ezx_old = {
|
|
.pixclock = 150000,
|
|
.xres = 240,
|
|
.yres = 320,
|
|
.bpp = 16,
|
|
.hsync_len = 10,
|
|
.left_margin = 20,
|
|
.right_margin = 10,
|
|
.vsync_len = 2,
|
|
.upper_margin = 3,
|
|
.lower_margin = 2,
|
|
.sync = 0,
|
|
};
|
|
|
|
static struct pxafb_mach_info ezx_fb_info_1 = {
|
|
.modes = &mode_ezx_old,
|
|
.num_modes = 1,
|
|
.lcd_conn = LCD_COLOR_TFT_16BPP,
|
|
};
|
|
|
|
static struct pxafb_mode_info mode_72r89803y01 = {
|
|
.pixclock = 192308,
|
|
.xres = 240,
|
|
.yres = 320,
|
|
.bpp = 32,
|
|
.depth = 18,
|
|
.hsync_len = 10,
|
|
.left_margin = 20,
|
|
.right_margin = 10,
|
|
.vsync_len = 2,
|
|
.upper_margin = 3,
|
|
.lower_margin = 2,
|
|
.sync = 0,
|
|
};
|
|
|
|
static struct pxafb_mach_info ezx_fb_info_2 = {
|
|
.modes = &mode_72r89803y01,
|
|
.num_modes = 1,
|
|
.lcd_conn = LCD_COLOR_TFT_18BPP,
|
|
};
|
|
|
|
static struct platform_device *devices[] __initdata = {
|
|
&ezx_backlight_device,
|
|
};
|
|
|
|
static unsigned long ezx_pin_config[] __initdata = {
|
|
/* PWM backlight */
|
|
GPIO16_PWM0_OUT,
|
|
|
|
/* BTUART */
|
|
GPIO42_BTUART_RXD,
|
|
GPIO43_BTUART_TXD,
|
|
GPIO44_BTUART_CTS,
|
|
GPIO45_BTUART_RTS,
|
|
|
|
/* STUART */
|
|
GPIO46_STUART_RXD,
|
|
GPIO47_STUART_TXD,
|
|
|
|
/* For A780 support (connected with Neptune GSM chip) */
|
|
GPIO30_USB_P3_2, /* ICL_TXENB */
|
|
GPIO31_USB_P3_6, /* ICL_VPOUT */
|
|
GPIO90_USB_P3_5, /* ICL_VPIN */
|
|
GPIO91_USB_P3_1, /* ICL_XRXD */
|
|
GPIO56_USB_P3_4, /* ICL_VMOUT */
|
|
GPIO113_USB_P3_3, /* /ICL_VMIN */
|
|
|
|
/* I2C */
|
|
GPIO117_I2C_SCL,
|
|
GPIO118_I2C_SDA,
|
|
};
|
|
|
|
static void __init ezx_init(void)
|
|
{
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(ezx_pin_config));
|
|
pxa_set_i2c_info(NULL);
|
|
if (machine_is_ezx_a780() || machine_is_ezx_e680())
|
|
set_pxa_fb_info(&ezx_fb_info_1);
|
|
else
|
|
set_pxa_fb_info(&ezx_fb_info_2);
|
|
|
|
platform_add_devices(devices, ARRAY_SIZE(devices));
|
|
}
|
|
|
|
static void __init ezx_fixup(struct machine_desc *desc, struct tag *tags,
|
|
char **cmdline, struct meminfo *mi)
|
|
{
|
|
/* We have two ram chips. First one with 32MB at 0xA0000000 and a second
|
|
* 16MB one at 0xAC000000
|
|
*/
|
|
mi->nr_banks = 2;
|
|
mi->bank[0].start = 0xa0000000;
|
|
mi->bank[0].node = 0;
|
|
mi->bank[0].size = (32*1024*1024);
|
|
mi->bank[1].start = 0xac000000;
|
|
mi->bank[1].node = 1;
|
|
mi->bank[1].size = (16*1024*1024);
|
|
}
|
|
|
|
#ifdef CONFIG_MACH_EZX_A780
|
|
MACHINE_START(EZX_A780, "Motorola EZX A780")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = ezx_fixup,
|
|
.boot_params = 0xa0000100,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.timer = &pxa_timer,
|
|
.init_machine = &ezx_init,
|
|
MACHINE_END
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_EZX_E680
|
|
MACHINE_START(EZX_E680, "Motorola EZX E680")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = ezx_fixup,
|
|
.boot_params = 0xa0000100,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.timer = &pxa_timer,
|
|
.init_machine = &ezx_init,
|
|
MACHINE_END
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_EZX_A1200
|
|
MACHINE_START(EZX_A1200, "Motorola EZX A1200")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = ezx_fixup,
|
|
.boot_params = 0xa0000100,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.timer = &pxa_timer,
|
|
.init_machine = &ezx_init,
|
|
MACHINE_END
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_EZX_A910
|
|
MACHINE_START(EZX_A910, "Motorola EZX A910")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = ezx_fixup,
|
|
.boot_params = 0xa0000100,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.timer = &pxa_timer,
|
|
.init_machine = &ezx_init,
|
|
MACHINE_END
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_EZX_E6
|
|
MACHINE_START(EZX_E6, "Motorola EZX E6")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = ezx_fixup,
|
|
.boot_params = 0xa0000100,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.timer = &pxa_timer,
|
|
.init_machine = &ezx_init,
|
|
MACHINE_END
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_EZX_E2
|
|
MACHINE_START(EZX_E2, "Motorola EZX E2")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = ezx_fixup,
|
|
.boot_params = 0xa0000100,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.timer = &pxa_timer,
|
|
.init_machine = &ezx_init,
|
|
MACHINE_END
|
|
#endif
|