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Commit 44505c07 authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Sascha Hauer
Browse files

ARM: mx5: dynamically register imx-i2c devices 



Signed-off-by: default avatarUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 64de5ec1

arch/arm/mach-mx5/Kconfig

+2 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ comment "MX5 platforms:" 


config MACH_MX51_BABBAGE

	bool "Support MX51 BABBAGE platforms"

	select IMX_HAVE_PLATFORM_IMX_I2C

	help

	  Include support for MX51 Babbage platform, also known as MX51EVK in

	  u-boot. This includes specific configurations for the board and its
@@ -24,6 +25,7 @@ config MACH_MX51_3DS 


config MACH_EUKREA_CPUIMX51

	bool "Support Eukrea CPUIMX51 module"

	select IMX_HAVE_PLATFORM_IMX_I2C

	help

	  Include support for Eukrea CPUIMX51 platform. This includes

	  specific configurations for the module and its peripherals.

arch/arm/mach-mx5/board-cpuimx51.c

+3 −3
Original line number Diff line number Diff line
@@ -30,7 +30,6 @@ 
#include <mach/hardware.h>

#include <mach/imx-uart.h>

#include <mach/iomux-mx51.h>

#include <mach/i2c.h>

#include <mach/mxc_ehci.h>



#include <asm/irq.h>
@@ -152,7 +151,8 @@ static struct imxuart_platform_data uart_pdata = { 
	.flags = IMXUART_HAVE_RTSCTS,

};



static struct imxi2c_platform_data eukrea_cpuimx51_i2c_data = {

static const

struct imxi2c_platform_data eukrea_cpuimx51_i2c_data __initconst = {

	.bitrate = 100000,

};
@@ -255,7 +255,7 @@ static void __init eukrea_cpuimx51_init(void) 


	platform_add_devices(devices, ARRAY_SIZE(devices));



	mxc_register_device(&mxc_i2c_device1, &eukrea_cpuimx51_i2c_data);

	imx51_add_imx_i2c(1, &eukrea_cpuimx51_i2c_data);

	i2c_register_board_info(1, eukrea_cpuimx51_i2c_devices,

				ARRAY_SIZE(eukrea_cpuimx51_i2c_devices));

arch/arm/mach-mx5/board-mx51_babbage.c

+3 −4
Original line number Diff line number Diff line
@@ -23,7 +23,6 @@ 
#include <mach/hardware.h>

#include <mach/imx-uart.h>

#include <mach/iomux-mx51.h>

#include <mach/i2c.h>

#include <mach/mxc_ehci.h>



#include <asm/irq.h>
@@ -137,7 +136,7 @@ static inline void mxc_init_imx_uart(void) 
}

#endif /* SERIAL_IMX */



static struct imxi2c_platform_data babbage_i2c_data = {

static const struct imxi2c_platform_data babbage_i2c_data __initconst = {

	.bitrate = 100000,

};
@@ -293,8 +292,8 @@ static void __init mxc_board_init(void) 
	babbage_fec_reset();

	platform_add_devices(devices, ARRAY_SIZE(devices));



	mxc_register_device(&mxc_i2c_device0, &babbage_i2c_data);

	mxc_register_device(&mxc_i2c_device1, &babbage_i2c_data);

	imx51_add_imx_i2c(0, &babbage_i2c_data);

	imx51_add_imx_i2c(1, &babbage_i2c_data);

	mxc_register_device(&mxc_hsi2c_device, &babbage_hsi2c_data);



	if (otg_mode_host)

arch/arm/mach-mx5/devices-imx51.h

0 → 100644
+14 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2010 Pengutronix

 * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>

 *

 * This program is free software; you can redistribute it and/or modify it under

 * the terms of the GNU General Public License version 2 as published by the

 * Free Software Foundation.

 */

#include <mach/mx51.h>

#include <mach/devices-common.h>



extern const struct imx_imx_i2c_data imx51_imx_i2c_data[] __initconst;

#define imx51_add_imx_i2c(id, pdata)	\

	imx_add_imx_i2c(&imx51_imx_i2c_data[id], pdata)

arch/arm/mach-mx5/devices.c

+0 −38
Original line number Diff line number Diff line
@@ -93,44 +93,6 @@ struct platform_device mxc_fec_device = { 
	.resource = mxc_fec_resources,

};



static struct resource mxc_i2c0_resources[] = {

	{

		.start = MX51_I2C1_BASE_ADDR,

		.end = MX51_I2C1_BASE_ADDR + SZ_4K - 1,

		.flags = IORESOURCE_MEM,

	}, {

		.start = MX51_MXC_INT_I2C1,

		.end = MX51_MXC_INT_I2C1,

		.flags = IORESOURCE_IRQ,

	},

};



struct platform_device mxc_i2c_device0 = {

	.name = "imx-i2c",

	.id = 0,

	.num_resources = ARRAY_SIZE(mxc_i2c0_resources),

	.resource = mxc_i2c0_resources,

};



static struct resource mxc_i2c1_resources[] = {

	{

		.start = MX51_I2C2_BASE_ADDR,

		.end = MX51_I2C2_BASE_ADDR + SZ_4K - 1,

		.flags = IORESOURCE_MEM,

	}, {

		.start = MX51_MXC_INT_I2C2,

		.end = MX51_MXC_INT_I2C2,

		.flags = IORESOURCE_IRQ,

	},

};



struct platform_device mxc_i2c_device1 = {

	.name = "imx-i2c",

	.id = 1,

	.num_resources = ARRAY_SIZE(mxc_i2c1_resources),

	.resource = mxc_i2c1_resources,

};



static struct resource mxc_hsi2c_resources[] = {

	{

		.start = MX51_HSI2C_DMA_BASE_ADDR,