87 lines
1.9 KiB
C
87 lines
1.9 KiB
C
/*
|
|
* I2C initialization for PNX4008.
|
|
*
|
|
* Author: Vitaly Wool <vitalywool@gmail.com>
|
|
*
|
|
* 2005-2006 (c) MontaVista Software, Inc. 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 <linux/clk.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/i2c-pnx.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/err.h>
|
|
#include <mach/platform.h>
|
|
#include <mach/irqs.h>
|
|
|
|
static struct resource i2c0_resources[] = {
|
|
{
|
|
.start = PNX4008_I2C1_BASE,
|
|
.end = PNX4008_I2C1_BASE + SZ_4K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = I2C_1_INT,
|
|
.end = I2C_1_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct resource i2c1_resources[] = {
|
|
{
|
|
.start = PNX4008_I2C2_BASE,
|
|
.end = PNX4008_I2C2_BASE + SZ_4K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = I2C_2_INT,
|
|
.end = I2C_2_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct resource i2c2_resources[] = {
|
|
{
|
|
.start = PNX4008_USB_CONFIG_BASE + 0x300,
|
|
.end = PNX4008_USB_CONFIG_BASE + 0x300 + SZ_4K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = USB_I2C_INT,
|
|
.end = USB_I2C_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct platform_device i2c0_device = {
|
|
.name = "pnx-i2c.0",
|
|
.id = 0,
|
|
.resource = i2c0_resources,
|
|
.num_resources = ARRAY_SIZE(i2c0_resources),
|
|
};
|
|
|
|
static struct platform_device i2c1_device = {
|
|
.name = "pnx-i2c.1",
|
|
.id = 1,
|
|
.resource = i2c1_resources,
|
|
.num_resources = ARRAY_SIZE(i2c1_resources),
|
|
};
|
|
|
|
static struct platform_device i2c2_device = {
|
|
.name = "pnx-i2c.2",
|
|
.id = 2,
|
|
.resource = i2c2_resources,
|
|
.num_resources = ARRAY_SIZE(i2c2_resources),
|
|
};
|
|
|
|
static struct platform_device *devices[] __initdata = {
|
|
&i2c0_device,
|
|
&i2c1_device,
|
|
&i2c2_device,
|
|
};
|
|
|
|
void __init pnx4008_register_i2c_devices(void)
|
|
{
|
|
platform_add_devices(devices, ARRAY_SIZE(devices));
|
|
}
|