/* * linux/arch/arm/mach-pxa/idp.c * * 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. * * Copyright (c) 2001 Cliff Brake, Accelent Systems Inc. * * 2001-09-13: Cliff Brake <cbrake@accelent.com> * Initial code * * 2005-02-15: Cliff Brake <cliff.brake@gmail.com> * <http://www.vibren.com> <http://bec-systems.com> * Updated for 2.6 kernel * */ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/platform_device.h> #include <linux/fb.h> #include <asm/setup.h> #include <asm/memory.h> #include <asm/mach-types.h> #include <asm/hardware.h> #include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/arch/pxa-regs.h> #include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/idp.h> #include <asm/arch/pxafb.h> #include <asm/arch/bitfield.h> #include <asm/arch/mmc.h> #include "generic.h" #include "devices.h" /* TODO: * - add pxa2xx_audio_ops_t device structure * - Ethernet interrupt */ static struct resource smc91x_resources[] = { [0] = { .start = (IDP_ETH_PHYS + 0x300), .end = (IDP_ETH_PHYS + 0xfffff), .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_GPIO(4), .end = IRQ_GPIO(4), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, } }; static struct platform_device smc91x_device = { .name = "smc91x", .id = 0, .num_resources = ARRAY_SIZE(smc91x_resources), .resource = smc91x_resources, }; static void idp_backlight_power(int on) { if (on) { IDP_CPLD_LCD |= (1<<1); } else { IDP_CPLD_LCD &= ~(1<<1); } } static void idp_vlcd(int on) { if (on) { IDP_CPLD_LCD |= (1<<2); } else { IDP_CPLD_LCD &= ~(1<<2); } } static void idp_lcd_power(int on, struct fb_var_screeninfo *var) { if (on) { IDP_CPLD_LCD |= (1<<0); } else { IDP_CPLD_LCD &= ~(1<<0); } /* call idp_vlcd for now as core driver does not support * both power and vlcd hooks. Note, this is not technically * the correct sequence, but seems to work. Disclaimer: * this may eventually damage the display. */ idp_vlcd(on); } static struct pxafb_mode_info sharp_lm8v31_mode = { .pixclock = 270000, .xres = 640, .yres = 480, .bpp = 16, .hsync_len = 1, .left_margin = 3, .right_margin = 3, .vsync_len = 1, .upper_margin = 0, .lower_margin = 0, .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, .cmap_greyscale = 0, }; static struct pxafb_mach_info sharp_lm8v31 = { .modes = &sharp_lm8v31_mode, .num_modes = 1, .cmap_inverse = 0, .cmap_static = 0, .lccr0 = LCCR0_SDS, .lccr3 = LCCR3_PCP | LCCR3_Acb(255), .pxafb_backlight_power = &idp_backlight_power, .pxafb_lcd_power = &idp_lcd_power }; static int idp_mci_init(struct device *dev, irq_handler_t idp_detect_int, void *data) { /* setup GPIO for PXA25x MMC controller */ pxa_gpio_mode(GPIO6_MMCCLK_MD); pxa_gpio_mode(GPIO8_MMCCS0_MD); return 0; } static struct pxamci_platform_data idp_mci_platform_data = { .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, .init = idp_mci_init, }; static void __init idp_init(void) { printk("idp_init()\n"); platform_device_register(&smc91x_device); //platform_device_register(&mst_audio_device); set_pxa_fb_info(&sharp_lm8v31); pxa_set_mci_info(&idp_mci_platform_data); } static void __init idp_init_irq(void) { pxa25x_init_irq(); set_irq_type(TOUCH_PANEL_IRQ, TOUCH_PANEL_IRQ_EDGE); } static struct map_desc idp_io_desc[] __initdata = { { .virtual = IDP_COREVOLT_VIRT, .pfn = __phys_to_pfn(IDP_COREVOLT_PHYS), .length = IDP_COREVOLT_SIZE, .type = MT_DEVICE }, { .virtual = IDP_CPLD_VIRT, .pfn = __phys_to_pfn(IDP_CPLD_PHYS), .length = IDP_CPLD_SIZE, .type = MT_DEVICE } }; static void __init idp_map_io(void) { pxa_map_io(); iotable_init(idp_io_desc, ARRAY_SIZE(idp_io_desc)); // serial ports 2 & 3 pxa_gpio_mode(GPIO42_BTRXD_MD); pxa_gpio_mode(GPIO43_BTTXD_MD); pxa_gpio_mode(GPIO44_BTCTS_MD); pxa_gpio_mode(GPIO45_BTRTS_MD); pxa_gpio_mode(GPIO46_STRXD_MD); pxa_gpio_mode(GPIO47_STTXD_MD); } MACHINE_START(PXA_IDP, "Vibren PXA255 IDP") /* Maintainer: Vibren Technologies */ .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .map_io = idp_map_io, .init_irq = idp_init_irq, .timer = &pxa_timer, .init_machine = idp_init, MACHINE_END