forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
230 lines
5.6 KiB
230 lines
5.6 KiB
// SPDX-License-Identifier: GPL-2.0 |
|
// |
|
// Copyright 2008 Openmoko, Inc. |
|
// Copyright 2008 Simtec Electronics |
|
// Ben Dooks <[email protected]> |
|
// http://armlinux.simtec.co.uk/ |
|
// Copyright 2009 Kwangwoo Lee |
|
// Kwangwoo Lee <[email protected]> |
|
|
|
#include <linux/kernel.h> |
|
#include <linux/types.h> |
|
#include <linux/interrupt.h> |
|
#include <linux/list.h> |
|
#include <linux/timer.h> |
|
#include <linux/init.h> |
|
#include <linux/serial_core.h> |
|
#include <linux/serial_s3c.h> |
|
#include <linux/platform_device.h> |
|
#include <linux/io.h> |
|
#include <linux/i2c.h> |
|
#include <linux/fb.h> |
|
#include <linux/gpio.h> |
|
#include <linux/delay.h> |
|
#include <linux/dm9000.h> |
|
|
|
#include <video/platform_lcd.h> |
|
#include <video/samsung_fimd.h> |
|
|
|
#include <asm/mach/arch.h> |
|
#include <asm/mach/map.h> |
|
#include <asm/mach/irq.h> |
|
|
|
#include "map.h" |
|
|
|
#include <asm/irq.h> |
|
#include <asm/mach-types.h> |
|
|
|
#include <linux/platform_data/i2c-s3c2410.h> |
|
#include "fb.h" |
|
|
|
#include "devs.h" |
|
#include "cpu.h" |
|
#include <mach/irqs.h> |
|
#include "regs-gpio.h" |
|
#include "gpio-samsung.h" |
|
|
|
#include "s3c64xx.h" |
|
#include "regs-modem-s3c64xx.h" |
|
|
|
/* DM9000 */ |
|
#define ANW6410_PA_DM9000 (0x18000000) |
|
|
|
/* A hardware buffer to control external devices is mapped at 0x30000000. |
|
* It can not be read. So current status must be kept in anw6410_extdev_status. |
|
*/ |
|
#define ANW6410_VA_EXTDEV S3C_ADDR(0x02000000) |
|
#define ANW6410_PA_EXTDEV (0x30000000) |
|
|
|
#define ANW6410_EN_DM9000 (1<<11) |
|
#define ANW6410_EN_LCD (1<<14) |
|
|
|
static __u32 anw6410_extdev_status; |
|
|
|
static struct s3c2410_uartcfg anw6410_uartcfgs[] __initdata = { |
|
[0] = { |
|
.hwport = 0, |
|
.flags = 0, |
|
.ucon = 0x3c5, |
|
.ulcon = 0x03, |
|
.ufcon = 0x51, |
|
}, |
|
[1] = { |
|
.hwport = 1, |
|
.flags = 0, |
|
.ucon = 0x3c5, |
|
.ulcon = 0x03, |
|
.ufcon = 0x51, |
|
}, |
|
}; |
|
|
|
/* framebuffer and LCD setup. */ |
|
static void __init anw6410_lcd_mode_set(void) |
|
{ |
|
u32 tmp; |
|
|
|
/* set the LCD type */ |
|
tmp = __raw_readl(S3C64XX_SPCON); |
|
tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK; |
|
tmp |= S3C64XX_SPCON_LCD_SEL_RGB; |
|
__raw_writel(tmp, S3C64XX_SPCON); |
|
|
|
/* remove the LCD bypass */ |
|
tmp = __raw_readl(S3C64XX_MODEM_MIFPCON); |
|
tmp &= ~MIFPCON_LCD_BYPASS; |
|
__raw_writel(tmp, S3C64XX_MODEM_MIFPCON); |
|
} |
|
|
|
/* GPF1 = LCD panel power |
|
* GPF4 = LCD backlight control |
|
*/ |
|
static void anw6410_lcd_power_set(struct plat_lcd_data *pd, |
|
unsigned int power) |
|
{ |
|
if (power) { |
|
anw6410_extdev_status |= (ANW6410_EN_LCD << 16); |
|
__raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV); |
|
|
|
gpio_direction_output(S3C64XX_GPF(1), 1); |
|
gpio_direction_output(S3C64XX_GPF(4), 1); |
|
} else { |
|
anw6410_extdev_status &= ~(ANW6410_EN_LCD << 16); |
|
__raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV); |
|
|
|
gpio_direction_output(S3C64XX_GPF(1), 0); |
|
gpio_direction_output(S3C64XX_GPF(4), 0); |
|
} |
|
} |
|
|
|
static struct plat_lcd_data anw6410_lcd_power_data = { |
|
.set_power = anw6410_lcd_power_set, |
|
}; |
|
|
|
static struct platform_device anw6410_lcd_powerdev = { |
|
.name = "platform-lcd", |
|
.dev.parent = &s3c_device_fb.dev, |
|
.dev.platform_data = &anw6410_lcd_power_data, |
|
}; |
|
|
|
static struct s3c_fb_pd_win anw6410_fb_win0 = { |
|
.max_bpp = 32, |
|
.default_bpp = 16, |
|
.xres = 800, |
|
.yres = 480, |
|
}; |
|
|
|
static struct fb_videomode anw6410_lcd_timing = { |
|
.left_margin = 8, |
|
.right_margin = 13, |
|
.upper_margin = 7, |
|
.lower_margin = 5, |
|
.hsync_len = 3, |
|
.vsync_len = 1, |
|
.xres = 800, |
|
.yres = 480, |
|
}; |
|
|
|
/* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */ |
|
static struct s3c_fb_platdata anw6410_lcd_pdata __initdata = { |
|
.setup_gpio = s3c64xx_fb_gpio_setup_24bpp, |
|
.vtiming = &anw6410_lcd_timing, |
|
.win[0] = &anw6410_fb_win0, |
|
.vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, |
|
.vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, |
|
}; |
|
|
|
/* DM9000AEP 10/100 ethernet controller */ |
|
static void __init anw6410_dm9000_enable(void) |
|
{ |
|
anw6410_extdev_status |= (ANW6410_EN_DM9000 << 16); |
|
__raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV); |
|
} |
|
|
|
static struct resource anw6410_dm9000_resource[] = { |
|
[0] = DEFINE_RES_MEM(ANW6410_PA_DM9000, 4), |
|
[1] = DEFINE_RES_MEM(ANW6410_PA_DM9000 + 4, 501), |
|
[2] = DEFINE_RES_NAMED(IRQ_EINT(15), 1, NULL, IORESOURCE_IRQ \ |
|
| IRQF_TRIGGER_HIGH), |
|
}; |
|
|
|
static struct dm9000_plat_data anw6410_dm9000_pdata = { |
|
.flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM), |
|
/* dev_addr can be set to provide hwaddr. */ |
|
}; |
|
|
|
static struct platform_device anw6410_device_eth = { |
|
.name = "dm9000", |
|
.id = -1, |
|
.num_resources = ARRAY_SIZE(anw6410_dm9000_resource), |
|
.resource = anw6410_dm9000_resource, |
|
.dev = { |
|
.platform_data = &anw6410_dm9000_pdata, |
|
}, |
|
}; |
|
|
|
static struct map_desc anw6410_iodesc[] __initdata = { |
|
{ |
|
.virtual = (unsigned long)ANW6410_VA_EXTDEV, |
|
.pfn = __phys_to_pfn(ANW6410_PA_EXTDEV), |
|
.length = SZ_64K, |
|
.type = MT_DEVICE, |
|
}, |
|
}; |
|
|
|
static struct platform_device *anw6410_devices[] __initdata = { |
|
&s3c_device_fb, |
|
&anw6410_lcd_powerdev, |
|
&anw6410_device_eth, |
|
}; |
|
|
|
static void __init anw6410_map_io(void) |
|
{ |
|
s3c64xx_init_io(anw6410_iodesc, ARRAY_SIZE(anw6410_iodesc)); |
|
s3c64xx_set_xtal_freq(12000000); |
|
s3c24xx_init_uarts(anw6410_uartcfgs, ARRAY_SIZE(anw6410_uartcfgs)); |
|
s3c64xx_set_timer_source(S3C64XX_PWM3, S3C64XX_PWM4); |
|
|
|
anw6410_lcd_mode_set(); |
|
} |
|
|
|
static void __init anw6410_machine_init(void) |
|
{ |
|
s3c_fb_set_platdata(&anw6410_lcd_pdata); |
|
|
|
gpio_request(S3C64XX_GPF(1), "panel power"); |
|
gpio_request(S3C64XX_GPF(4), "LCD backlight"); |
|
|
|
anw6410_dm9000_enable(); |
|
|
|
platform_add_devices(anw6410_devices, ARRAY_SIZE(anw6410_devices)); |
|
} |
|
|
|
MACHINE_START(ANW6410, "A&W6410") |
|
/* Maintainer: Kwangwoo Lee <[email protected]> */ |
|
.atag_offset = 0x100, |
|
.nr_irqs = S3C64XX_NR_IRQS, |
|
.init_irq = s3c6410_init_irq, |
|
.map_io = anw6410_map_io, |
|
.init_machine = anw6410_machine_init, |
|
.init_time = s3c64xx_timer_init, |
|
MACHINE_END
|
|
|