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