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ARM: 6161/1: mop500: add basic pin configuration
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Use the newly added infrastructure to configure the SSP0 and I2C[0-3]
pins on the MOP500 board.

The u8500_init_devices() call needed to be moved up in order to register
the GPIO device first.

Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Acked-by: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Rabin Vincent authored and Russell King committed Jun 16, 2010
1 parent 2917947 commit ea05a57
Showing 1 changed file with 26 additions and 2 deletions.
28 changes: 26 additions & 2 deletions arch/arm/mach-ux500/board-mop500.c
Original file line number Diff line number Diff line change
Expand Up @@ -13,19 +13,41 @@
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/amba/bus.h>
#include <linux/amba/pl022.h>
#include <linux/spi/spi.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>

#include <plat/pincfg.h>
#include <plat/i2c.h>

#include <mach/hardware.h>
#include <mach/setup.h>
#include <mach/devices.h>

#include "pins-db8500.h"

static pin_cfg_t mop500_pins[] = {
/* SSP0 */
GPIO143_SSP0_CLK,
GPIO144_SSP0_FRM,
GPIO145_SSP0_RXD,
GPIO146_SSP0_TXD,

/* I2C */
GPIO147_I2C0_SCL,
GPIO148_I2C0_SDA,
GPIO16_I2C1_SCL,
GPIO17_I2C1_SDA,
GPIO10_I2C2_SDA,
GPIO11_I2C2_SCL,
GPIO229_I2C3_SDA,
GPIO230_I2C3_SCL,
};

static void ab4500_spi_cs_control(u32 command)
{
/* set the FRM signal, which is CS - TODO */
Expand Down Expand Up @@ -118,6 +140,10 @@ static void __init u8500_init_machine(void)
{
int i;

u8500_init_devices();

nmk_config_pins(mop500_pins, ARRAY_SIZE(mop500_pins));

u8500_i2c0_device.dev.platform_data = &u8500_i2c0_data;
ux500_i2c1_device.dev.platform_data = &u8500_i2c1_data;
ux500_i2c2_device.dev.platform_data = &u8500_i2c2_data;
Expand All @@ -133,8 +159,6 @@ static void __init u8500_init_machine(void)

spi_register_board_info(u8500_spi_devices,
ARRAY_SIZE(u8500_spi_devices));

u8500_init_devices();
}

MACHINE_START(U8500, "ST-Ericsson MOP500 platform")
Expand Down

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