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// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-sa1100/lart.c
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_data/sa11x0-serial.h>
#include <linux/tty.h>
#include <linux/gpio.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <video/sa1100fb.h>
#include <mach/hardware.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/page.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <linux/platform_data/mfd-mcp-sa11x0.h>
#include <mach/irqs.h>
#include "generic.h"
static struct mcp_plat_data lart_mcp_data = {
.mccr0 = MCCR0_ADM,
.sclk_rate = 11981000,
};
#ifdef LART_GREY_LCD
static struct sa1100fb_mach_info lart_grey_info = {
.pixclock = 150000, .bpp = 4,
.xres = 320, .yres = 240,
.hsync_len = 1, .vsync_len = 1,
.left_margin = 4, .upper_margin = 0,
.right_margin = 2, .lower_margin = 0,
.cmap_greyscale = 1,
.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
.lccr0 = LCCR0_Mono | LCCR0_Sngl | LCCR0_Pas | LCCR0_4PixMono,
.lccr3 = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(512),
};
#endif
#ifdef LART_COLOR_LCD
static struct sa1100fb_mach_info lart_color_info = {
.pixclock = 150000, .bpp = 16,
.xres = 320, .yres = 240,
.hsync_len = 2, .vsync_len = 3,
.left_margin = 69, .upper_margin = 14,
.right_margin = 8, .lower_margin = 4,
.lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
.lccr3 = LCCR3_OutEnH | LCCR3_PixFlEdg | LCCR3_ACBsDiv(512),
};
#endif
#ifdef LART_VIDEO_OUT
static struct sa1100fb_mach_info lart_video_info = {
.pixclock = 39721, .bpp = 16,
.xres = 640, .yres = 480,
.hsync_len = 95, .vsync_len = 2,
.left_margin = 40, .upper_margin = 32,
.right_margin = 24, .lower_margin = 11,
.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
.lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
.lccr3 = LCCR3_OutEnL | LCCR3_PixFlEdg | LCCR3_ACBsDiv(512),
};
#endif
#ifdef LART_KIT01_LCD
static struct sa1100fb_mach_info lart_kit01_info = {
.pixclock = 63291, .bpp = 16,
.xres = 640, .yres = 480,
.hsync_len = 64, .vsync_len = 3,
.left_margin = 122, .upper_margin = 45,
.right_margin = 10, .lower_margin = 10,
.lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
.lccr3 = LCCR3_OutEnH | LCCR3_PixFlEdg
};
#endif
static void __init lart_init(void)
{
struct sa1100fb_mach_info *inf = NULL;
#ifdef LART_GREY_LCD
inf = &lart_grey_info;
#endif
#ifdef LART_COLOR_LCD
inf = &lart_color_info;
#endif
#ifdef LART_VIDEO_OUT
inf = &lart_video_info;
#endif
#ifdef LART_KIT01_LCD
inf = &lart_kit01_info;
#endif
if (inf)
sa11x0_register_lcd(inf);
sa11x0_ppc_configure_mcp();
sa11x0_register_mcp(&lart_mcp_data);
}
static struct map_desc lart_io_desc[] __initdata = {
{ /* main flash memory */
.virtual = 0xe8000000,
.pfn = __phys_to_pfn(0x00000000),
.length = 0x00400000,
.type = MT_DEVICE
}, { /* main flash, alternative location */
.virtual = 0xec000000,
.pfn = __phys_to_pfn(0x08000000),
.length = 0x00400000,
.type = MT_DEVICE
}
};
/* LEDs */
struct gpio_led lart_gpio_leds[] = {
{
.name = "lart:red",
.default_trigger = "cpu0",
.gpio = 23,
},
};
static struct gpio_led_platform_data lart_gpio_led_info = {
.leds = lart_gpio_leds,
.num_leds = ARRAY_SIZE(lart_gpio_leds),
};
static struct platform_device lart_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &lart_gpio_led_info,
}
};
static void __init lart_map_io(void)
{
sa1100_map_io();
iotable_init(lart_io_desc, ARRAY_SIZE(lart_io_desc));
sa1100_register_uart(0, 3);
sa1100_register_uart(1, 1);
sa1100_register_uart(2, 2);
GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
GPDR |= GPIO_UART_TXD;
GPDR &= ~GPIO_UART_RXD;
PPAR |= PPAR_UPR;
platform_device_register(&lart_leds);
}
MACHINE_START(LART, "LART")
.atag_offset = 0x100,
.map_io = lart_map_io,
.nr_irqs = SA1100_NR_IRQS,
.init_irq = sa1100_init_irq,
.init_machine = lart_init,
.init_late = sa11x0_init_late,
.init_time = sa1100_timer_init,
.restart = sa11x0_restart,
MACHINE_END
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