mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-02 15:18:19 +00:00
Code Issues Releases Wiki Activity

ARM: i.MX: i.MX35-PDK: Add regulator support

Browse source 
Signed-off-by: Alex Gershgorin <alexg@meprolight.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Alex Gershgorin 2012-03-29 10:12:45 +02:00 committed by Sascha Hauer
parent dd775ae254
commit c8349fb437
1 changed files with 193 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

193
arch/arm/mach-imx/mach-mx35_3ds.c
View file

@ -34,6 +34,8 @@
#include <linux/usb/otg.h>
#include <linux/mtd/physmap.h>
#include <linux/mfd/mc13892.h>
#include <linux/regulator/machine.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@ -253,6 +255,8 @@ static iomux_v3_cfg_t mx35pdk_pads[] = {
MX35_PAD_CSI_MCLK__IPU_CSI_MCLK,
MX35_PAD_CSI_PIXCLK__IPU_CSI_PIXCLK,
MX35_PAD_CSI_VSYNC__IPU_CSI_VSYNC,
/*PMIC IRQ*/
MX35_PAD_GPIO2_0__GPIO2_0,
};
/*
@ -317,6 +321,193 @@ static struct platform_device mx35_3ds_ov2640 = {
},
};
static struct regulator_consumer_supply sw1_consumers[] = {
{
.supply = "cpu_vcc",
}
};
static struct regulator_consumer_supply vcam_consumers[] = {
/* sgtl5000 */
REGULATOR_SUPPLY("VDDA", "0-000a"),
};
static struct regulator_consumer_supply vaudio_consumers[] = {
REGULATOR_SUPPLY("cmos_vio", "soc-camera-pdrv.0"),
};
static struct regulator_init_data sw1_init = {
.constraints = {
.name = "SW1",
.min_uV = 600000,
.max_uV = 1375000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
.valid_modes_mask = 0,
.always_on = 1,
.boot_on = 1,
},
.num_consumer_supplies = ARRAY_SIZE(sw1_consumers),
.consumer_supplies = sw1_consumers,
};
static struct regulator_init_data sw2_init = {
.constraints = {
.name = "SW2",
.always_on = 1,
.boot_on = 1,
}
};
static struct regulator_init_data sw3_init = {
.constraints = {
.name = "SW3",
.always_on = 1,
.boot_on = 1,
}
};
static struct regulator_init_data sw4_init = {
.constraints = {
.name = "SW4",
.always_on = 1,
.boot_on = 1,
}
};
static struct regulator_init_data viohi_init = {
.constraints = {
.name = "VIOHI",
.boot_on = 1,
}
};
static struct regulator_init_data vusb_init = {
.constraints = {
.name = "VUSB",
.boot_on = 1,
}
};
static struct regulator_init_data vdig_init = {
.constraints = {
.name = "VDIG",
.boot_on = 1,
}
};
static struct regulator_init_data vpll_init = {
.constraints = {
.name = "VPLL",
.boot_on = 1,
}
};
static struct regulator_init_data vusb2_init = {
.constraints = {
.name = "VUSB2",
.boot_on = 1,
}
};
static struct regulator_init_data vvideo_init = {
.constraints = {
.name = "VVIDEO",
.boot_on = 1
}
};
static struct regulator_init_data vaudio_init = {
.constraints = {
.name = "VAUDIO",
.min_uV = 2300000,
.max_uV = 3000000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
.boot_on = 1
},
.num_consumer_supplies = ARRAY_SIZE(vaudio_consumers),
.consumer_supplies = vaudio_consumers,
};
static struct regulator_init_data vcam_init = {
.constraints = {
.name = "VCAM",
.min_uV = 2500000,
.max_uV = 3000000,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
REGULATOR_CHANGE_MODE,
.valid_modes_mask = REGULATOR_MODE_FAST | REGULATOR_MODE_NORMAL,
.boot_on = 1
},
.num_consumer_supplies = ARRAY_SIZE(vcam_consumers),
.consumer_supplies = vcam_consumers,
};
static struct regulator_init_data vgen1_init = {
.constraints = {
.name = "VGEN1",
}
};
static struct regulator_init_data vgen2_init = {
.constraints = {
.name = "VGEN2",
.boot_on = 1,
}
};
static struct regulator_init_data vgen3_init = {
.constraints = {
.name = "VGEN3",
}
};
static struct mc13xxx_regulator_init_data mx35_3ds_regulators[] = {
{ .id = MC13892_SW1, .init_data = &sw1_init },
{ .id = MC13892_SW2, .init_data = &sw2_init },
{ .id = MC13892_SW3, .init_data = &sw3_init },
{ .id = MC13892_SW4, .init_data = &sw4_init },
{ .id = MC13892_VIOHI, .init_data = &viohi_init },
{ .id = MC13892_VPLL, .init_data = &vpll_init },
{ .id = MC13892_VDIG, .init_data = &vdig_init },
{ .id = MC13892_VUSB2, .init_data = &vusb2_init },
{ .id = MC13892_VVIDEO, .init_data = &vvideo_init },
{ .id = MC13892_VAUDIO, .init_data = &vaudio_init },
{ .id = MC13892_VCAM, .init_data = &vcam_init },
{ .id = MC13892_VGEN1, .init_data = &vgen1_init },
{ .id = MC13892_VGEN2, .init_data = &vgen2_init },
{ .id = MC13892_VGEN3, .init_data = &vgen3_init },
{ .id = MC13892_VUSB, .init_data = &vusb_init },
};
static struct mc13xxx_platform_data mx35_3ds_mc13892_data = {
.flags = MC13XXX_USE_RTC | MC13XXX_USE_TOUCHSCREEN,
.regulators = {
.num_regulators = ARRAY_SIZE(mx35_3ds_regulators),
.regulators = mx35_3ds_regulators,
},
};
#define GPIO_PMIC_INT IMX_GPIO_NR(2, 0)
static struct i2c_board_info mx35_3ds_i2c_mc13892 = {
I2C_BOARD_INFO("mc13892", 0x08),
.platform_data = &mx35_3ds_mc13892_data,
.irq = IMX_GPIO_TO_IRQ(GPIO_PMIC_INT),
};
static void __init imx35_3ds_init_mc13892(void)
{
int ret = gpio_request_one(GPIO_PMIC_INT, GPIOF_DIR_IN, "pmic irq");
if (ret) {
pr_err("failed to get pmic irq: %d\n", ret);
return;
}
i2c_register_board_info(0, &mx35_3ds_i2c_mc13892, 1);
}
static int mx35_3ds_otg_init(struct platform_device *pdev)
{
return mx35_initialize_usb_hw(pdev->id, MXC_EHCI_INTERNAL_PHY);
@ -412,6 +603,8 @@ static void __init mx35_3ds_init(void)
imx35_fb_pdev = imx35_add_mx3_sdc_fb(&mx3fb_pdata);
mx35_3ds_lcd.dev.parent = &imx35_fb_pdev->dev;
platform_device_register(&mx35_3ds_lcd);
imx35_3ds_init_mc13892();
}
static void __init mx35pdk_timer_init(void)