linux-vybrid_public/arch/arm/mach-vt8500/devices-vt8500.c

/* linux/arch/arm/mach-vt8500/devices-vt8500.c
 *
 * Copyright (C) 2010 Alexey Charkov <alchark@gmail.com>
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

#include <linux/platform_device.h>

#include <mach/vt8500_regs.h>
#include <mach/vt8500_irqs.h>
#include <mach/i8042.h>
#include "devices.h"

void __init vt8500_set_resources(void)
{
	struct resource tmp[3];

	tmp[0] = wmt_mmio_res(VT8500_LCDC_BASE, SZ_1K);
	tmp[1] = wmt_irq_res(IRQ_LCDC);
	wmt_res_add(&vt8500_device_lcdc, tmp, 2);

	tmp[0] = wmt_mmio_res(VT8500_UART0_BASE, 0x1040);
	tmp[1] = wmt_irq_res(IRQ_UART0);
	wmt_res_add(&vt8500_device_uart0, tmp, 2);

	tmp[0] = wmt_mmio_res(VT8500_UART1_BASE, 0x1040);
	tmp[1] = wmt_irq_res(IRQ_UART1);
	wmt_res_add(&vt8500_device_uart1, tmp, 2);

	tmp[0] = wmt_mmio_res(VT8500_UART2_BASE, 0x1040);
	tmp[1] = wmt_irq_res(IRQ_UART2);
	wmt_res_add(&vt8500_device_uart2, tmp, 2);

	tmp[0] = wmt_mmio_res(VT8500_UART3_BASE, 0x1040);
	tmp[1] = wmt_irq_res(IRQ_UART3);
	wmt_res_add(&vt8500_device_uart3, tmp, 2);

	tmp[0] = wmt_mmio_res(VT8500_EHCI_BASE, SZ_512);
	tmp[1] = wmt_irq_res(IRQ_EHCI);
	wmt_res_add(&vt8500_device_ehci, tmp, 2);

	/* vt8500 uses a single IRQ for both EHCI and UHCI controllers */
	tmp[0] = wmt_mmio_res(VT8500_UHCI_BASE, SZ_512);
	tmp[1] = wmt_irq_res(IRQ_EHCI);
	wmt_res_add(&vt8500_device_uhci, tmp, 2);

	tmp[0] = wmt_mmio_res(VT8500_GEGEA_BASE, SZ_256);
	wmt_res_add(&vt8500_device_ge_rops, tmp, 1);

	tmp[0] = wmt_mmio_res(VT8500_PWM_BASE, 0x44);
	wmt_res_add(&vt8500_device_pwm, tmp, 1);

	tmp[0] = wmt_mmio_res(VT8500_RTC_BASE, 0x2c);
	tmp[1] = wmt_irq_res(IRQ_RTC);
	tmp[2] = wmt_irq_res(IRQ_RTCSM);
	wmt_res_add(&vt8500_device_rtc, tmp, 3);
}

static void __init vt8500_set_externs(void)
{
	/* Non-resource-aware stuff */
	wmt_ic_base = VT8500_IC_BASE;
	wmt_gpio_base = VT8500_GPIO_BASE;
	wmt_pmc_base = VT8500_PMC_BASE;
	wmt_i8042_base = VT8500_PS2_BASE;

	wmt_nr_irqs = VT8500_NR_IRQS;
	wmt_timer_irq = IRQ_PMCOS0;
	wmt_gpio_ext_irq[0] = IRQ_EXT0;
	wmt_gpio_ext_irq[1] = IRQ_EXT1;
	wmt_gpio_ext_irq[2] = IRQ_EXT2;
	wmt_gpio_ext_irq[3] = IRQ_EXT3;
	wmt_gpio_ext_irq[4] = IRQ_EXT4;
	wmt_gpio_ext_irq[5] = IRQ_EXT5;
	wmt_gpio_ext_irq[6] = IRQ_EXT6;
	wmt_gpio_ext_irq[7] = IRQ_EXT7;
	wmt_i8042_kbd_irq = IRQ_PS2KBD;
	wmt_i8042_aux_irq = IRQ_PS2MOUSE;
}

void __init vt8500_map_io(void)
{
	iotable_init(wmt_io_desc, ARRAY_SIZE(wmt_io_desc));

	/* Should be done before interrupts and timers are initialized */
	vt8500_set_externs();
}