mach-ux500: configure board for the TPS61052 regulator v2

This registers the TPS61052 regulator to the ux500 MOP/HREF boards.

Cc: Samuel Ortiz <samuel.ortiz@intel.com>
Cc: Liam Girdwood <lrg@slimlogic.co.uk>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Ola Lilja <ola.o.lilja@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/mach-ux500/Kconfig

@@ -23,6 +23,7 @@ menu "Ux500 target platform"
 config MACH_U8500
 	bool "U8500 Development platform"
 	depends on UX500_SOC_DB8500
+	select TPS6105X
 	help
 	  Include support for the mop500 development platform.
 

arch/arm/mach-ux500/board-mop500-regulators.c

@@ -13,6 +13,30 @@
 #include <linux/regulator/ab8500.h>
 #include "board-mop500-regulators.h"
 
+/*
+ * TPS61052 regulator
+ */
+static struct regulator_consumer_supply tps61052_vaudio_consumers[] = {
+	/*
+	 * Boost converter supply to raise voltage on audio speaker, this
+	 * is actually connected to three pins, VInVhfL (left amplifier)
+	 * VInVhfR (right amplifier) and VIntDClassInt - all three must
+	 * be connected to the same voltage.
+	 */
+	REGULATOR_SUPPLY("vintdclassint", "ab8500-codec.0"),
+};
+
+struct regulator_init_data tps61052_regulator = {
+	.constraints = {
+		.name = "vaudio-hf",
+		.min_uV = 4500000,
+		.max_uV = 4500000,
+		.valid_ops_mask = REGULATOR_CHANGE_STATUS,
+	},
+	.num_consumer_supplies = ARRAY_SIZE(tps61052_vaudio_consumers),
+	.consumer_supplies = tps61052_vaudio_consumers,
+};
+
 static struct regulator_consumer_supply ab8500_vaux1_consumers[] = {
 	/* External displays, connector on board 2v5 power supply */
 	REGULATOR_SUPPLY("vaux12v5", "mcde.0"),

arch/arm/mach-ux500/board-mop500-regulators.h

@@ -17,5 +17,6 @@
 extern struct ab8500_regulator_reg_init
 ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS];
 extern struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS];
+extern struct regulator_init_data tps61052_regulator;
 
 #endif

arch/arm/mach-ux500/board-mop500.c

@@ -22,6 +22,7 @@
 #include <linux/mfd/ab8500.h>
 #include <linux/regulator/ab8500.h>
 #include <linux/mfd/tc3589x.h>
+#include <linux/mfd/tps6105x.h>
 #include <linux/mfd/ab8500/gpio.h>
 #include <linux/leds-lp5521.h>
 #include <linux/input.h>
@@ -92,6 +93,15 @@ struct platform_device ab8500_device = {
 	.resource = ab8500_resources,
 };
 
+/*
+ * TPS61052
+ */
+
+static struct tps6105x_platform_data mop500_tps61052_data = {
+	.mode = TPS6105X_MODE_VOLTAGE,
+	.regulator_data = &tps61052_regulator,
+};
+
 /*
  * TC35892
  */
@@ -162,7 +172,7 @@ static struct lp5521_platform_data __initdata lp5521_sec_data = {
        .clock_mode     = LP5521_CLOCK_EXT,
 };
 
-static struct i2c_board_info mop500_i2c0_devices[] = {
+static struct i2c_board_info __initdata mop500_i2c0_devices[] = {
 	{
 		I2C_BOARD_INFO("tc3589x", 0x42),
 		.irq		= NOMADIK_GPIO_TO_IRQ(217),
@@ -170,6 +180,14 @@ static struct i2c_board_info mop500_i2c0_devices[] = {
 	},
 };
 
+/* I2C0 devices only available prior to HREFv60 */
+static struct i2c_board_info __initdata mop500_i2c0_old_devices[] = {
+	{
+		I2C_BOARD_INFO("tps61052", 0x33),
+		.platform_data  = &mop500_tps61052_data,
+	},
+};
+
 static struct i2c_board_info __initdata mop500_i2c2_devices[] = {
 	{
 		/* lp5521 LED driver, 1st device */
@@ -432,6 +450,9 @@ static void __init mop500_init_machine(void)
 
 	i2c_register_board_info(0, mop500_i2c0_devices,
 				ARRAY_SIZE(mop500_i2c0_devices));
+	if (!machine_is_hrefv60())
+		i2c_register_board_info(0, mop500_i2c0_old_devices,
+					ARRAY_SIZE(mop500_i2c0_old_devices));
 	i2c_register_board_info(2, mop500_i2c2_devices,
 				ARRAY_SIZE(mop500_i2c2_devices));
 }