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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2010-06-16 15:26:07 +0200
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>2010-06-30 09:00:37 +0200
commit6348e6b54e8609be11826a8e30357a03ba201500 (patch)
treedd9d1a9c735c45769658fc135920afc0a1f6f9a5
parent99a754d8ee65c32329440f85167ead5cc6e32033 (diff)
ARM: imx: dynamically register imx-i2c devices (imx1)
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
-rw-r--r--arch/arm/mach-imx/Kconfig1
-rw-r--r--arch/arm/mach-imx/devices-imx1.h13
-rw-r--r--arch/arm/mach-imx/devices.c19
-rw-r--r--arch/arm/mach-imx/devices.h1
-rw-r--r--arch/arm/mach-imx/mach-mx1ads.c5
-rw-r--r--arch/arm/plat-mxc/include/mach/mx1.h4
6 files changed, 19 insertions, 24 deletions
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 5af1c22112a7..3f88d4a0b89f 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -16,6 +16,7 @@ config MACH_MXLADS
config ARCH_MX1ADS
bool "MX1ADS platform"
select MACH_MXLADS
+ select IMX_HAVE_PLATFORM_IMX_I2C
help
Say Y here if you are using Motorola MX1ADS/MXLADS boards
diff --git a/arch/arm/mach-imx/devices-imx1.h b/arch/arm/mach-imx/devices-imx1.h
new file mode 100644
index 000000000000..a5cfe046deb4
--- /dev/null
+++ b/arch/arm/mach-imx/devices-imx1.h
@@ -0,0 +1,13 @@
+/*
+ * 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/mx1.h>
+#include <mach/devices-common.h>
+
+#define imx1_add_i2c_imx(pdata) \
+ imx_add_imx_i2c(0, MX1_I2C_BASE_ADDR, SZ_4K, MX1_INT_I2C, pdata)
diff --git a/arch/arm/mach-imx/devices.c b/arch/arm/mach-imx/devices.c
index 3a599e94a65c..a34ad60e8f0a 100644
--- a/arch/arm/mach-imx/devices.c
+++ b/arch/arm/mach-imx/devices.c
@@ -70,25 +70,6 @@ struct platform_device imx1_camera_device = {
.num_resources = ARRAY_SIZE(imx1_camera_resources),
};
-static struct resource imx_i2c_resources[] = {
- {
- .start = 0x00217000,
- .end = 0x00217010,
- .flags = IORESOURCE_MEM,
- }, {
- .start = MX1_I2C_INT,
- .end = MX1_I2C_INT,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct platform_device imx_i2c_device0 = {
- .name = "imx-i2c",
- .id = 0,
- .resource = imx_i2c_resources,
- .num_resources = ARRAY_SIZE(imx_i2c_resources),
-};
-
#define DEFINE_IMX1_UART_DEVICE(n, baseaddr, irqrx, irqtx, irqrts) \
static struct resource imx1_uart_resources ## n[] = { \
{ \
diff --git a/arch/arm/mach-imx/devices.h b/arch/arm/mach-imx/devices.h
index 4ce7eef943f6..b4eb8a0c6207 100644
--- a/arch/arm/mach-imx/devices.h
+++ b/arch/arm/mach-imx/devices.h
@@ -1,6 +1,5 @@
#ifdef CONFIG_ARCH_MX1
extern struct platform_device imx1_camera_device;
-extern struct platform_device imx_i2c_device0;
extern struct platform_device imx1_uart_device0;
extern struct platform_device imx1_uart_device1;
extern struct platform_device imx_rtc_device;
diff --git a/arch/arm/mach-imx/mach-mx1ads.c b/arch/arm/mach-imx/mach-mx1ads.c
index 5d7c85f8aaf5..339d41ad19d5 100644
--- a/arch/arm/mach-imx/mach-mx1ads.c
+++ b/arch/arm/mach-imx/mach-mx1ads.c
@@ -30,6 +30,7 @@
#include <mach/iomux-mx1.h>
#include <mach/irqs.h>
+#include "devices-imx1.h"
#include "devices.h"
static int mx1ads_pins[] = {
@@ -98,7 +99,7 @@ static struct pcf857x_platform_data pcf857x_data[] = {
}
};
-static struct imxi2c_platform_data mx1ads_i2c_data = {
+static const struct imxi2c_platform_data mx1ads_i2c_data __initconst = {
.bitrate = 100000,
};
@@ -131,7 +132,7 @@ static void __init mx1ads_init(void)
i2c_register_board_info(0, mx1ads_i2c_devices,
ARRAY_SIZE(mx1ads_i2c_devices));
- mxc_register_device(&imx_i2c_device0, &mx1ads_i2c_data);
+ imx1_add_i2c_imx(&mx1ads_i2c_data);
}
static void __init mx1ads_timer_init(void)
diff --git a/arch/arm/plat-mxc/include/mach/mx1.h b/arch/arm/plat-mxc/include/mach/mx1.h
index 5eba7e6785de..e99c0b21e092 100644
--- a/arch/arm/plat-mxc/include/mach/mx1.h
+++ b/arch/arm/plat-mxc/include/mach/mx1.h
@@ -108,7 +108,7 @@
#define MX1_PEN_DATA_INT 33
#define MX1_PWM_INT 34
#define MX1_SDHC_INT 35
-#define MX1_I2C_INT 39
+#define MX1_INT_I2C 39
#define MX1_CSPI_INT 41
#define MX1_SSI_TX_INT 42
#define MX1_SSI_TX_ERR_INT 43
@@ -245,7 +245,7 @@
#define PEN_DATA_INT MX1_PEN_DATA_INT
#define PWM_INT MX1_PWM_INT
#define SDHC_INT MX1_SDHC_INT
-#define I2C_INT MX1_I2C_INT
+#define I2C_INT MX1_INT_I2C
#define CSPI_INT MX1_CSPI_INT
#define SSI_TX_INT MX1_SSI_TX_INT
#define SSI_TX_ERR_INT MX1_SSI_TX_ERR_INT