linux-kernel-test/arch/arm/mach-shmobile/board-marzen.c
Magnus Damm df27a2d8f1 ARM: mach-shmobile: r8a7779 and Marzen timer rework
Move the SoC specific timer code from Marzen board code
to r8a7779 setup code. This makes is possible to share
the SoC specific timer code across boards and it also
removes the need for a board specific timer structure.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2012-03-12 22:19:46 +01:00

102 lines
2.7 KiB
C

/*
* marzen board support
*
* Copyright (C) 2011 Renesas Solutions Corp.
* Copyright (C) 2011 Magnus Damm
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/dma-mapping.h>
#include <linux/smsc911x.h>
#include <mach/hardware.h>
#include <mach/r8a7779.h>
#include <mach/common.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
#include <asm/traps.h>
/* SMSC LAN89218 */
static struct resource smsc911x_resources[] = {
[0] = {
.start = 0x18000000, /* ExCS0 */
.end = 0x180000ff, /* A1->A7 */
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(28), /* IRQ 1 */
.flags = IORESOURCE_IRQ,
},
};
static struct smsc911x_platform_config smsc911x_platdata = {
.flags = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
.phy_interface = PHY_INTERFACE_MODE_MII,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
};
static struct platform_device eth_device = {
.name = "smsc911x",
.id = 0,
.dev = {
.platform_data = &smsc911x_platdata,
},
.resource = smsc911x_resources,
.num_resources = ARRAY_SIZE(smsc911x_resources),
};
static struct platform_device *marzen_devices[] __initdata = {
&eth_device,
};
static void __init marzen_init(void)
{
r8a7779_pinmux_init();
/* SCIF2 (CN18: DEBUG0) */
gpio_request(GPIO_FN_TX2_C, NULL);
gpio_request(GPIO_FN_RX2_C, NULL);
/* SCIF4 (CN19: DEBUG1) */
gpio_request(GPIO_FN_TX4, NULL);
gpio_request(GPIO_FN_RX4, NULL);
/* LAN89218 */
gpio_request(GPIO_FN_EX_CS0, NULL); /* nCS */
gpio_request(GPIO_FN_IRQ1_B, NULL); /* IRQ + PME */
r8a7779_add_standard_devices();
platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
}
MACHINE_START(MARZEN, "marzen")
.map_io = r8a7779_map_io,
.init_early = r8a7779_add_early_devices,
.nr_irqs = NR_IRQS_LEGACY,
.init_irq = r8a7779_init_irq,
.handle_irq = gic_handle_irq,
.init_machine = marzen_init,
.timer = &shmobile_timer,
MACHINE_END