Blackfin: bf537-stamp: add example AD5398 power regulator resources
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c
index 7a1d645..8456292 100644
--- a/arch/blackfin/mach-bf537/boards/stamp.c
+++ b/arch/blackfin/mach-bf537/boards/stamp.c
@@ -35,6 +35,11 @@
#include <asm/reboot.h>
#include <asm/portmux.h>
#include <asm/dpmc.h>
+#ifdef CONFIG_REGULATOR_AD5398
+#include <linux/regulator/ad5398.h>
+#endif
+#include <linux/regulator/consumer.h>
+#include <linux/regulator/userspace-consumer.h>
/*
* Name the Board for the /proc/cpuinfo
@@ -1634,6 +1639,59 @@
};
#endif
+#if defined(CONFIG_REGULATOR_AD5398) || defined(CONFIG_REGULATOR_AD5398_MODULE)
+static struct regulator_consumer_supply ad5398_consumer = {
+ .supply = "current",
+};
+
+static struct regulator_init_data ad5398_regulator_data = {
+ .constraints = {
+ .name = "current range",
+ .max_uA = 120000,
+ .valid_ops_mask = REGULATOR_CHANGE_CURRENT | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &ad5398_consumer,
+};
+
+static struct ad5398_platform_data ad5398_i2c_platform_data = {
+ .current_bits = 10,
+ .current_offset = 4,
+ .regulator_data = &ad5398_regulator_data,
+};
+
+#if defined(CONFIG_REGULATOR_VIRTUAL_CONSUMER) || \
+ defined(CONFIG_REGULATOR_VIRTUAL_CONSUMER_MODULE)
+static struct platform_device ad5398_virt_consumer_device = {
+ .name = "reg-virt-consumer",
+ .id = 0,
+ .dev = {
+ .platform_data = "current", /* Passed to driver */
+ },
+};
+#endif
+#if defined(CONFIG_REGULATOR_USERSPACE_CONSUMER) || \
+ defined(CONFIG_REGULATOR_USERSPACE_CONSUMER_MODULE)
+static struct regulator_bulk_data ad5398_bulk_data = {
+ .supply = "current",
+};
+
+static struct regulator_userspace_consumer_data ad5398_userspace_comsumer_data = {
+ .name = "ad5398",
+ .num_supplies = 1,
+ .supplies = &ad5398_bulk_data,
+};
+
+static struct platform_device ad5398_userspace_consumer_device = {
+ .name = "reg-userspace-consumer",
+ .id = 0,
+ .dev = {
+ .platform_data = &ad5398_userspace_comsumer_data,
+ },
+};
+#endif
+#endif
+
static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
#if defined(CONFIG_INPUT_AD714X_I2C) || defined(CONFIG_INPUT_AD714X_I2C_MODULE)
{
@@ -1743,6 +1801,12 @@
I2C_BOARD_INFO("ssm2602", 0x1b),
},
#endif
+#if defined(CONFIG_REGULATOR_AD5398) || defined(CONFIG_REGULATOR_AD5398_MODULE)
+ {
+ I2C_BOARD_INFO("ad5398", 0xC),
+ .platform_data = (void *)&ad5398_i2c_platform_data,
+ },
+#endif
};
#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
@@ -2047,6 +2111,16 @@
#if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
&bfin_ac97,
#endif
+#if defined(CONFIG_REGULATOR_AD5398) || defined(CONFIG_REGULATOR_AD5398_MODULE)
+#if defined(CONFIG_REGULATOR_VIRTUAL_CONSUMER) || \
+ defined(CONFIG_REGULATOR_VIRTUAL_CONSUMER_MODULE)
+ &ad5398_virt_consumer_device,
+#endif
+#if defined(CONFIG_REGULATOR_USERSPACE_CONSUMER) || \
+ defined(CONFIG_REGULATOR_USERSPACE_CONSUMER_MODULE)
+ &ad5398_userspace_consumer_device,
+#endif
+#endif
};
static int __init stamp_init(void)