163 строки
4.0 KiB
C
163 строки
4.0 KiB
C
/*
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* linux/arch/arm/mach-pxa/capc7117.c
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*
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* Support for the Embedian CAPC-7117 Evaluation Kit
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* based on the Embedian MXM-8x10 Computer on Module
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*
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* Copyright (C) 2009 Embedian Inc.
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* Copyright (C) 2009 TMT Services & Supplies (Pty) Ltd.
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*
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* 2007-09-04: eric miao <eric.y.miao@gmail.com>
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* rewrite to align with latest kernel
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*
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* 2010-01-09: Edwin Peer <epeer@tmtservices.co.za>
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* Hennie van der Merwe <hvdmerwe@tmtservices.co.za>
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* rework for upstream merge
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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/irq.h>
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#include <linux/platform_device.h>
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#include <linux/ata_platform.h>
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#include <linux/serial_8250.h>
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#include <linux/gpio.h>
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#include <linux/regulator/machine.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include "pxa320.h"
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#include "mxm8x10.h"
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#include "generic.h"
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/* IDE (PATA) Support */
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static struct pata_platform_info pata_platform_data = {
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.ioport_shift = 1
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};
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static struct resource capc7117_ide_resources[] = {
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[0] = {
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.start = 0x11000020,
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.end = 0x1100003f,
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.flags = IORESOURCE_MEM
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},
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[1] = {
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.start = 0x1100001c,
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.end = 0x1100001c,
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.flags = IORESOURCE_MEM
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},
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[2] = {
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.start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)),
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.end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)),
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.flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING
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}
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};
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static struct platform_device capc7117_ide_device = {
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.name = "pata_platform",
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.num_resources = ARRAY_SIZE(capc7117_ide_resources),
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.resource = capc7117_ide_resources,
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.dev = {
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.platform_data = &pata_platform_data,
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.coherent_dma_mask = ~0 /* grumble */
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}
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};
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static void __init capc7117_ide_init(void)
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{
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platform_device_register(&capc7117_ide_device);
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}
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/* TI16C752 UART support */
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#define TI16C752_FLAGS (UPF_BOOT_AUTOCONF | \
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UPF_IOREMAP | \
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UPF_BUGGY_UART | \
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UPF_SKIP_TEST)
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#define TI16C752_UARTCLK (22118400)
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static struct plat_serial8250_port ti16c752_platform_data[] = {
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[0] = {
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.mapbase = 0x14000000,
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.irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO78)),
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.irqflags = IRQF_TRIGGER_RISING,
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.flags = TI16C752_FLAGS,
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.iotype = UPIO_MEM,
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.regshift = 1,
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.uartclk = TI16C752_UARTCLK
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},
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[1] = {
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.mapbase = 0x14000040,
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.irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO79)),
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.irqflags = IRQF_TRIGGER_RISING,
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.flags = TI16C752_FLAGS,
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.iotype = UPIO_MEM,
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.regshift = 1,
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.uartclk = TI16C752_UARTCLK
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},
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[2] = {
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.mapbase = 0x14000080,
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.irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO80)),
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.irqflags = IRQF_TRIGGER_RISING,
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.flags = TI16C752_FLAGS,
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.iotype = UPIO_MEM,
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.regshift = 1,
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.uartclk = TI16C752_UARTCLK
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},
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[3] = {
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.mapbase = 0x140000c0,
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.irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO81)),
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.irqflags = IRQF_TRIGGER_RISING,
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.flags = TI16C752_FLAGS,
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.iotype = UPIO_MEM,
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.regshift = 1,
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.uartclk = TI16C752_UARTCLK
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},
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[4] = {
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/* end of array */
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}
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};
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static struct platform_device ti16c752_device = {
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.name = "serial8250",
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.id = PLAT8250_DEV_PLATFORM,
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.dev = {
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.platform_data = ti16c752_platform_data
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}
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};
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static void __init capc7117_uarts_init(void)
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{
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platform_device_register(&ti16c752_device);
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}
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static void __init capc7117_init(void)
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{
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/* Init CoM */
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mxm_8x10_barebones_init();
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/* Init evaluation board peripherals */
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mxm_8x10_ac97_init();
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mxm_8x10_usb_host_init();
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mxm_8x10_mmc_init();
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capc7117_uarts_init();
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capc7117_ide_init();
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regulator_has_full_constraints();
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}
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MACHINE_START(CAPC7117,
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"Embedian CAPC-7117 evaluation kit based on the MXM-8x10 CoM")
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.atag_offset = 0x100,
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.map_io = pxa3xx_map_io,
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.nr_irqs = PXA_NR_IRQS,
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.init_irq = pxa3xx_init_irq,
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.handle_irq = pxa3xx_handle_irq,
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.init_time = pxa_timer_init,
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.init_machine = capc7117_init,
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.restart = pxa_restart,
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MACHINE_END
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