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authorMarek Vasut <marek.vasut@gmail.com>2010-07-28 10:27:49 +0400
committerEric Miao <eric.y.miao@gmail.com>2010-08-05 10:32:48 +0400
commit3a27f6e0a164bd11cfef3a147a5250b6d5acfb89 (patch)
treecc598d855161584b7400435d50f33458923c329e /arch/arm/mach-pxa/balloon3.c
parente6a8ef54774fb01f0cf7c6d3679c76a0b60fab3b (diff)
downloadlinux-3a27f6e0a164bd11cfef3a147a5250b6d5acfb89.tar.xz
[ARM] pxa/balloon3: Add MAX1586 PMIC support
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Diffstat (limited to 'arch/arm/mach-pxa/balloon3.c')
-rw-r--r--arch/arm/mach-pxa/balloon3.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c
index e2eb0b79634e..9041340fee1d 100644
--- a/arch/arm/mach-pxa/balloon3.c
+++ b/arch/arm/mach-pxa/balloon3.c
@@ -29,6 +29,7 @@
#include <linux/i2c/pcf857x.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/physmap.h>
+#include <linux/regulator/max1586.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
@@ -680,6 +681,59 @@ static inline void balloon3_nand_init(void) {}
#endif
/******************************************************************************
+ * Core power regulator
+ ******************************************************************************/
+#if defined(CONFIG_REGULATOR_MAX1586) || \
+ defined(CONFIG_REGULATOR_MAX1586_MODULE)
+static struct regulator_consumer_supply balloon3_max1587a_consumers[] = {
+ {
+ .supply = "vcc_core",
+ }
+};
+
+static struct regulator_init_data balloon3_max1587a_v3_info = {
+ .constraints = {
+ .name = "vcc_core range",
+ .min_uV = 900000,
+ .max_uV = 1705000,
+ .always_on = 1,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+ },
+ .consumer_supplies = balloon3_max1587a_consumers,
+ .num_consumer_supplies = ARRAY_SIZE(balloon3_max1587a_consumers),
+};
+
+static struct max1586_subdev_data balloon3_max1587a_subdevs[] = {
+ {
+ .name = "vcc_core",
+ .id = MAX1586_V3,
+ .platform_data = &balloon3_max1587a_v3_info,
+ }
+};
+
+static struct max1586_platform_data balloon3_max1587a_info = {
+ .subdevs = balloon3_max1587a_subdevs,
+ .num_subdevs = ARRAY_SIZE(balloon3_max1587a_subdevs),
+ .v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
+};
+
+static struct i2c_board_info __initdata balloon3_pi2c_board_info[] = {
+ {
+ I2C_BOARD_INFO("max1586", 0x14),
+ .platform_data = &balloon3_max1587a_info,
+ },
+};
+
+static void __init balloon3_pmic_init(void)
+{
+ pxa27x_set_i2c_power_info(NULL);
+ i2c_register_board_info(1, ARRAY_AND_SIZE(balloon3_pi2c_board_info));
+}
+#else
+static inline void balloon3_pmic_init(void) {}
+#endif
+
+/******************************************************************************
* Machine init
******************************************************************************/
static void __init balloon3_init(void)
@@ -699,6 +753,7 @@ static void __init balloon3_init(void)
balloon3_mmc_init();
balloon3_nand_init();
balloon3_nor_init();
+ balloon3_pmic_init();
balloon3_ts_init();
balloon3_udc_init();
balloon3_uhc_init();