Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 137231
b: refs/heads/master
c: a4e9a65
h: refs/heads/master
i:
  137229: 70df57e
  137227: 69161ba
  137223: dbeb842
  137215: db91301
v: v3
  • Loading branch information
Sascha Hauer committed Mar 13, 2009
1 parent f7ad0a2 commit 20b7e8f
Show file tree
Hide file tree
Showing 2 changed files with 60 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: c5d4dbff965b77b39c0188e4146892d76c775a98
refs/heads/master: a4e9a65a1f90e94eca3af1a69b42d039054ef9de
59 changes: 59 additions & 0 deletions trunk/arch/arm/mach-mx2/pcm038.c
Original file line number Diff line number Diff line change
Expand Up @@ -21,11 +21,17 @@
#include <linux/mtd/physmap.h>
#include <linux/mtd/plat-ram.h>
#include <linux/io.h>
#include <linux/i2c.h>
#include <linux/i2c/at24.h>

#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/iomux.h>
#ifdef CONFIG_I2C_IMX
#include <mach/i2c.h>
#endif
#include <asm/mach/time.h>
#include <mach/imx-uart.h>
#include <mach/board-pcm038.h>
Expand Down Expand Up @@ -204,6 +210,51 @@ static void __init pcm038_init_sram(void)
__raw_writel(0x22220a00, CSCR_A(1));
}

#ifdef CONFIG_I2C_IMX
static int mxc_i2c1_pins[] = {
PC5_PF_I2C2_SDA,
PC6_PF_I2C2_SCL
};

static int pcm038_i2c_1_init(struct device *dev)
{
return mxc_gpio_setup_multiple_pins(mxc_i2c1_pins, ARRAY_SIZE(mxc_i2c1_pins),
"I2C1");
}

static void pcm038_i2c_1_exit(struct device *dev)
{
mxc_gpio_release_multiple_pins(mxc_i2c1_pins, ARRAY_SIZE(mxc_i2c1_pins));
}

static struct imxi2c_platform_data pcm038_i2c_1_data = {
.bitrate = 100000,
.init = pcm038_i2c_1_init,
.exit = pcm038_i2c_1_exit,
};

static struct at24_platform_data board_eeprom = {
.byte_len = 4096,
.page_size = 32,
.flags = AT24_FLAG_ADDR16,
};

static struct i2c_board_info pcm038_i2c_devices[] = {
[0] = {
I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
.platform_data = &board_eeprom,
},
[1] = {
I2C_BOARD_INFO("rtc-pcf8563", 0x51),
.type = "pcf8563"
},
[2] = {
I2C_BOARD_INFO("lm75", 0x4a),
.type = "lm75"
}
};
#endif

static void __init pcm038_init(void)
{
gpio_fec_active();
Expand All @@ -216,6 +267,14 @@ static void __init pcm038_init(void)
mxc_gpio_mode(PE16_AF_OWIRE);
mxc_register_device(&mxc_nand_device, &pcm038_nand_board_info);

#ifdef CONFIG_I2C_IMX
/* only the i2c master 1 is used on this CPU card */
i2c_register_board_info(1, pcm038_i2c_devices,
ARRAY_SIZE(pcm038_i2c_devices));

mxc_register_device(&mxc_i2c_device1, &pcm038_i2c_1_data);
#endif

platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));

#ifdef CONFIG_MACH_PCM970_BASEBOARD
Expand Down

0 comments on commit 20b7e8f

Please sign in to comment.