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/*
* kota2 board support
*
* Copyright (C) 2011 Renesas Solutions Corp.
* Copyright (C) 2011 Magnus Damm
* Copyright (C) 2010 Takashi Yoshii <yoshii.takashi.zj@renesas.com>
* Copyright (C) 2009 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
*
* 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/smsc911x.h>
#include <linux/gpio.h>
#include <mach/hardware.h>
#include <mach/sh73a0.h>
#include <mach/common.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <asm/hardware/gic.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/traps.h>
static struct resource smsc9220_resources[] = {
[0] = {
.start = 0x14000000, /* CS5A */
.end = 0x140000ff, /* A1->A7 */
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(33), /* PINTA2 @ PORT144 */
.flags = IORESOURCE_IRQ,
},
};
static struct smsc911x_platform_config smsc9220_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 = &smsc9220_platdata,
},
.resource = smsc9220_resources,
.num_resources = ARRAY_SIZE(smsc9220_resources),
};
static struct platform_device *kota2_devices[] __initdata = {
ð_device,
};
static struct map_desc kota2_io_desc[] __initdata = {
/* create a 1:1 entity map for 0xe6xxxxxx
* used by CPGA, INTC and PFC.
*/
{
.virtual = 0xe6000000,
.pfn = __phys_to_pfn(0xe6000000),
.length = 256 << 20,
.type = MT_DEVICE_NONSHARED
},
};
static void __init kota2_map_io(void)
{
iotable_init(kota2_io_desc, ARRAY_SIZE(kota2_io_desc));
/* setup early devices and console here as well */
sh73a0_add_early_devices();
shmobile_setup_console();
}
#define PINTER0A 0xe69000a0
#define PINTCR0A 0xe69000b0
void __init kota2_init_irq(void)
{
sh73a0_init_irq();
/* setup PINT: enable PINTA2 as active low */
__raw_writel(1 << 29, PINTER0A);
__raw_writew(2 << 10, PINTCR0A);
}
static void __init kota2_init(void)
{
sh73a0_pinmux_init();
/* SCIFA2 (UART2) */
gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
gpio_request(GPIO_FN_SCIFA2_RTS1_, NULL);
gpio_request(GPIO_FN_SCIFA2_CTS1_, NULL);
/* SMSC911X */
gpio_request(GPIO_FN_D0_NAF0, NULL);
gpio_request(GPIO_FN_D1_NAF1, NULL);
gpio_request(GPIO_FN_D2_NAF2, NULL);
gpio_request(GPIO_FN_D3_NAF3, NULL);
gpio_request(GPIO_FN_D4_NAF4, NULL);
gpio_request(GPIO_FN_D5_NAF5, NULL);
gpio_request(GPIO_FN_D6_NAF6, NULL);
gpio_request(GPIO_FN_D7_NAF7, NULL);
gpio_request(GPIO_FN_D8_NAF8, NULL);
gpio_request(GPIO_FN_D9_NAF9, NULL);
gpio_request(GPIO_FN_D10_NAF10, NULL);
gpio_request(GPIO_FN_D11_NAF11, NULL);
gpio_request(GPIO_FN_D12_NAF12, NULL);
gpio_request(GPIO_FN_D13_NAF13, NULL);
gpio_request(GPIO_FN_D14_NAF14, NULL);
gpio_request(GPIO_FN_D15_NAF15, NULL);
gpio_request(GPIO_FN_CS5A_, NULL);
gpio_request(GPIO_FN_WE0__FWE, NULL);
gpio_request(GPIO_PORT144, NULL); /* PINTA2 */
gpio_direction_input(GPIO_PORT144);
gpio_request(GPIO_PORT145, NULL); /* RESET */
gpio_direction_output(GPIO_PORT145, 1);
#ifdef CONFIG_CACHE_L2X0
/* Early BRESP enable, Shared attribute override enable, 64K*8way */
l2x0_init(__io(0xf0100000), 0x40460000, 0x82000fff);
#endif
sh73a0_add_standard_devices();
platform_add_devices(kota2_devices, ARRAY_SIZE(kota2_devices));
}
static void __init kota2_timer_init(void)
{
sh73a0_clock_init();
shmobile_timer.init();
return;
}
struct sys_timer kota2_timer = {
.init = kota2_timer_init,
};
MACHINE_START(KOTA2, "kota2")
.map_io = kota2_map_io,
.init_irq = kota2_init_irq,
.handle_irq = shmobile_handle_irq_gic,
.init_machine = kota2_init,
.timer = &kota2_timer,
MACHINE_END
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