linux/arch/arm/mach-spear3xx/spear310_evb.c
viresh kumar 70f4c0bf9e ARM: 6020/1: ST SPEAr: Adding gpio pad multiplexing support
GPIO Pads in spear platform are are multiplexed in various machines.
This patch adds support for this pad multiplexing.

Reviewed-by: Linus Walleij <linux.walleij@stericsson.com>
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-04-14 11:34:38 +01:00

85 lines
1.8 KiB
C

/*
* arch/arm/mach-spear3xx/spear310_evb.c
*
* SPEAr310 evaluation board source file
*
* Copyright (C) 2009 ST Microelectronics
* Viresh Kumar<viresh.kumar@st.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/generic.h>
#include <mach/spear.h>
/* padmux devices to enable */
static struct pmx_dev *pmx_devs[] = {
/* spear3xx specific devices */
&pmx_i2c,
&pmx_ssp,
&pmx_gpio_pin0,
&pmx_gpio_pin1,
&pmx_gpio_pin2,
&pmx_gpio_pin3,
&pmx_gpio_pin4,
&pmx_gpio_pin5,
&pmx_uart0,
/* spear310 specific devices */
&pmx_emi_cs_0_1_4_5,
&pmx_emi_cs_2_3,
&pmx_uart1,
&pmx_uart2,
&pmx_uart3_4_5,
&pmx_fsmc,
&pmx_rs485_0_1,
&pmx_tdm0,
};
static struct amba_device *amba_devs[] __initdata = {
/* spear3xx specific devices */
&gpio_device,
&uart_device,
/* spear310 specific devices */
};
static struct platform_device *plat_devs[] __initdata = {
/* spear3xx specific devices */
/* spear310 specific devices */
};
static void __init spear310_evb_init(void)
{
unsigned int i;
/* call spear310 machine init function */
spear310_init();
/* padmux initialization */
pmx_driver.mode = NULL;
pmx_driver.devs = pmx_devs;
pmx_driver.devs_count = ARRAY_SIZE(pmx_devs);
spear310_pmx_init();
/* Add Platform Devices */
platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));
/* Add Amba Devices */
for (i = 0; i < ARRAY_SIZE(amba_devs); i++)
amba_device_register(amba_devs[i], &iomem_resource);
}
MACHINE_START(SPEAR310, "ST-SPEAR310-EVB")
.boot_params = 0x00000100,
.map_io = spear3xx_map_io,
.init_irq = spear3xx_init_irq,
.timer = &spear_sys_timer,
.init_machine = spear310_evb_init,
MACHINE_END