Commit 9c76e8f6 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Sekhar Nori
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ARM: davinci: dm365-evm: Add Fixed regulators needed for tlv320aic3101 



The codec driver needs correct regulators in order to probe.
Both VCC_3V3 and VCC_1V8 is always on fixed regulators on the board.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarSekhar Nori <nsekhar@ti.com>
parent 6b49d4fb

arch/arm/mach-davinci/board-dm365-evm.c

+20 −0
Original line number Diff line number Diff line
@@ -30,6 +30,8 @@ 
#include <linux/spi/eeprom.h>

#include <linux/v4l2-dv-timings.h>

#include <linux/platform_data/ti-aemif.h>

#include <linux/regulator/fixed.h>

#include <linux/regulator/machine.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>
@@ -245,6 +247,19 @@ static struct davinci_i2c_platform_data i2c_pdata = { 
	.bus_delay	= 0	/* usec */,

};



/* Fixed regulator support */

static struct regulator_consumer_supply fixed_supplies_3_3v[] = {

	/* Baseboard 3.3V: 5V -> TPS767D301 -> 3.3V */

	REGULATOR_SUPPLY("AVDD", "1-0018"),

	REGULATOR_SUPPLY("DRVDD", "1-0018"),

	REGULATOR_SUPPLY("IOVDD", "1-0018"),

};



static struct regulator_consumer_supply fixed_supplies_1_8v[] = {

	/* Baseboard 1.8V: 5V -> TPS767D301 -> 1.8V */

	REGULATOR_SUPPLY("DVDD", "1-0018"),

};



static int dm365evm_keyscan_enable(struct device *dev)

{

	return davinci_cfg_reg(DM365_KEYSCAN);
@@ -800,6 +815,11 @@ static __init void dm365_evm_init(void) 
	if (ret)

		pr_warn("%s: GPIO init failed: %d\n", __func__, ret);



	regulator_register_always_on(0, "fixed-dummy", fixed_supplies_1_8v,

				     ARRAY_SIZE(fixed_supplies_1_8v), 1800000);

	regulator_register_always_on(1, "fixed-dummy", fixed_supplies_3_3v,

				     ARRAY_SIZE(fixed_supplies_3_3v), 3300000);



	nvmem_add_cell_table(&davinci_nvmem_cell_table);

	nvmem_add_cell_lookups(&davinci_nvmem_cell_lookup, 1);

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