forked from Minki/linux
91fcfb908d
This adds LCD functions for Colibri PXA300 and Colibri PXA320 and configures a LQ043T3DX02 panel. Original-code-by: Matthias Meier <matthias.j.meier@gmx.net> Signed-off-by: Daniel Mack <daniel@caiaq.de> Signed-off-by: Eric Miao <eric.miao@marvell.com>
167 lines
4.1 KiB
C
167 lines
4.1 KiB
C
/*
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* arch/arm/mach-pxa/colibri-pxa300.c
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*
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* Support for Toradex PXA300/310 based Colibri module
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*
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* Daniel Mack <daniel@caiaq.de>
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* Matthias Meier <matthias.j.meier@gmx.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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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_device.h>
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#include <linux/gpio.h>
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#include <net/ax88796.h>
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#include <asm/mach-types.h>
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#include <asm/sizes.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/irq.h>
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#include <mach/pxa300.h>
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#include <mach/colibri.h>
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#include <mach/ohci.h>
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#include <mach/pxafb.h>
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#include "generic.h"
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#include "devices.h"
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#if defined(CONFIG_AX88796)
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#define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO26_GPIO)
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/*
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* Asix AX88796 Ethernet
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*/
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static struct ax_plat_data colibri_asix_platdata = {
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.flags = AXFLG_MAC_FROMDEV,
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.wordlength = 2
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};
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static struct resource colibri_asix_resource[] = {
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[0] = {
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.start = PXA3xx_CS2_PHYS,
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.end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO),
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.end = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO),
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.flags = IORESOURCE_IRQ
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}
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};
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static struct platform_device asix_device = {
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.name = "ax88796",
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.id = 0,
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.num_resources = ARRAY_SIZE(colibri_asix_resource),
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.resource = colibri_asix_resource,
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.dev = {
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.platform_data = &colibri_asix_platdata
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}
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};
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static mfp_cfg_t colibri_pxa300_eth_pin_config[] __initdata = {
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GPIO1_nCS2, /* AX88796 chip select */
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GPIO26_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */
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};
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static void __init colibri_pxa300_init_eth(void)
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{
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pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_eth_pin_config));
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set_irq_type(gpio_to_irq(COLIBRI_ETH_IRQ_GPIO), IRQ_TYPE_EDGE_FALLING);
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platform_device_register(&asix_device);
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}
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#else
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static inline void __init colibri_pxa300_init_eth(void) {}
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#endif /* CONFIG_AX88796 */
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#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
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static mfp_cfg_t colibri_pxa300_usb_pin_config[] __initdata = {
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GPIO0_2_USBH_PEN,
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GPIO1_2_USBH_PWR,
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};
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static struct pxaohci_platform_data colibri_pxa300_ohci_info = {
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.port_mode = PMM_GLOBAL_MODE,
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.flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
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};
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void __init colibri_pxa300_init_ohci(void)
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{
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pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_usb_pin_config));
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pxa_set_ohci_info(&colibri_pxa300_ohci_info);
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}
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#else
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static inline void colibri_pxa300_init_ohci(void) {}
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#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
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static mfp_cfg_t colibri_pxa300_mmc_pin_config[] __initdata = {
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GPIO7_MMC1_CLK,
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GPIO14_MMC1_CMD,
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GPIO3_MMC1_DAT0,
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GPIO4_MMC1_DAT1,
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GPIO5_MMC1_DAT2,
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GPIO6_MMC1_DAT3,
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};
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#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
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static mfp_cfg_t colibri_pxa300_lcd_pin_config[] __initdata = {
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GPIO54_LCD_LDD_0,
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GPIO55_LCD_LDD_1,
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GPIO56_LCD_LDD_2,
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GPIO57_LCD_LDD_3,
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GPIO58_LCD_LDD_4,
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GPIO59_LCD_LDD_5,
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GPIO60_LCD_LDD_6,
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GPIO61_LCD_LDD_7,
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GPIO62_LCD_LDD_8,
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GPIO63_LCD_LDD_9,
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GPIO64_LCD_LDD_10,
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GPIO65_LCD_LDD_11,
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GPIO66_LCD_LDD_12,
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GPIO67_LCD_LDD_13,
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GPIO68_LCD_LDD_14,
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GPIO69_LCD_LDD_15,
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GPIO70_LCD_LDD_16,
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GPIO71_LCD_LDD_17,
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GPIO62_LCD_CS_N,
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GPIO72_LCD_FCLK,
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GPIO73_LCD_LCLK,
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GPIO74_LCD_PCLK,
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GPIO75_LCD_BIAS,
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GPIO76_LCD_VSYNC,
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};
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static void __init colibri_pxa300_init_lcd(void)
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{
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pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_lcd_pin_config));
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}
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#else
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static inline void colibri_pxa300_init_lcd(void) {}
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#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
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void __init colibri_pxa300_init(void)
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{
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colibri_pxa300_init_eth();
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colibri_pxa300_init_ohci();
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colibri_pxa300_init_lcd();
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colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO));
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colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa300_mmc_pin_config),
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mfp_to_gpio(MFP_PIN_GPIO13));
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}
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MACHINE_START(COLIBRI300, "Toradex Colibri PXA300")
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.phys_io = 0x40000000,
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.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
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.boot_params = COLIBRI_SDRAM_BASE + 0x100,
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.init_machine = colibri_pxa300_init,
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.map_io = pxa_map_io,
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.init_irq = pxa3xx_init_irq,
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.timer = &pxa_timer,
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MACHINE_END
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