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ARM: mxs: add sgtl5000 i2c device 

Signed-off-by: Dong Aisheng <b29396@freescale.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Reviewed-by: Wolfram Sang <w.sang@pengutronix.de>
This commit is contained in:
Dong Aisheng 2011-07-20 11:41:43 +08:00 committed by Sascha Hauer
parent c8ebcac823
commit 074c54f422
2 changed files with 18 additions and 0 deletions
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1
arch/arm/mach-mxs/Kconfig
View File

@ -49,6 +49,7 @@ config MACH_MX28EVK
select MXS_HAVE_PLATFORM_MXS_MMC
select MXS_HAVE_PLATFORM_MXSFB
select MXS_HAVE_PLATFORM_MXS_SAIF
select MXS_HAVE_PLATFORM_MXS_I2C
select MXS_OCOTP
help
Include support for MX28EVK platform. This includes specific

17
arch/arm/mach-mxs/mach-mx28evk.c
View File

@ -18,6 +18,7 @@
#include <linux/leds.h>
#include <linux/irq.h>
#include <linux/clk.h>
#include <linux/i2c.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@ -184,6 +185,12 @@ static const iomux_cfg_t mx28evk_pads[] __initconst = {
/* led */
MX28_PAD_AUART1_TX__GPIO_3_5 | MXS_PAD_CTRL,
/* I2C */
MX28_PAD_I2C0_SCL__I2C0_SCL |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_I2C0_SDA__I2C0_SDA |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
/* saif0 & saif1 */
MX28_PAD_SAIF0_MCLK__SAIF0_MCLK |
(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
@ -364,6 +371,12 @@ static struct mxs_mmc_platform_data mx28evk_mmc_pdata[] __initdata = {
},
};
static struct i2c_board_info mxs_i2c0_board_info[] __initdata = {
{
I2C_BOARD_INFO("sgtl5000", 0x0a),
},
};
static void __init mx28evk_init(void)
{
int ret;
@ -407,6 +420,10 @@ static void __init mx28evk_init(void)
mx28_add_saif(0);
mx28_add_saif(1);
mx28_add_mxs_i2c(0);
i2c_register_board_info(0, mxs_i2c0_board_info,
ARRAY_SIZE(mxs_i2c0_board_info));
/* power on mmc slot by writing 0 to the gpio */
ret = gpio_request_one(MX28EVK_MMC0_SLOT_POWER, GPIOF_OUT_INIT_LOW,
"mmc0-slot-power");