aboutsummaryrefslogtreecommitdiff
path: root/include/linux/mfd/ab3100.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-18 09:22:36 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-18 09:22:36 -0700
commit6f130478e24d810078c3f0ee292bcc4ec034dcce (patch)
tree1c782ccceaf998e9e23862094588c125ee6f38af /include/linux/mfd/ab3100.h
parent6f128fa344833bf8bf076a51d14401661c146470 (diff)
parent75f2ba8f0006440e720e47ae14c917e07c452d72 (diff)
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (55 commits) regulator: Voltage count for AB3100 mfd: Convert WM8350 to use request_threaded_irq() mfd: Update MAINTAINERS patterns for WM831x mfd: Fix twl4030-power warnings regulator: AB3100 support rtc: AB3100 RTC support mfd: Fix ab3100-otp build failure mfd: OMAP: Board-specifc twl4030 DPS scripts for RX51 board mfd: Print warning for twl4030 out-of-order script loading mfd: Add support for TWL4030/5030 dynamic power switching mfd: AB3100 OTP readout regulator: Add Freescale MC13783 driver mfd: Add Freescale MC13783 driver mfd: AB3100 disable irq nosync mfd: AB3100 alter default setting mfd: AB3100 propagate error mfd: AB3100 accessor function cleanups rtc: Add support for RTCs on Wolfson WM831x devices regulator: get pcap data from the parent device input: PCAP2 misc input driver ...
Diffstat (limited to 'include/linux/mfd/ab3100.h')
-rw-r--r--include/linux/mfd/ab3100.h37
1 files changed, 33 insertions, 4 deletions
diff --git a/include/linux/mfd/ab3100.h b/include/linux/mfd/ab3100.h
index 7a3f316e384..e9aa4c9d749 100644
--- a/include/linux/mfd/ab3100.h
+++ b/include/linux/mfd/ab3100.h
@@ -6,6 +6,8 @@
*/
#include <linux/device.h>
+#include <linux/workqueue.h>
+#include <linux/regulator/machine.h>
#ifndef MFD_AB3100_H
#define MFD_AB3100_H
@@ -56,6 +58,14 @@
#define AB3100_STR_BATT_REMOVAL (0x40)
#define AB3100_STR_VBUS (0x80)
+/*
+ * AB3100 contains 8 regulators, one external regulator controller
+ * and a buck converter, further the LDO E and buck converter can
+ * have separate settings if they are in sleep mode, this is
+ * modeled as a separate regulator.
+ */
+#define AB3100_NUM_REGULATORS 10
+
/**
* struct ab3100
* @access_mutex: lock out concurrent accesses to the AB3100 registers
@@ -86,11 +96,30 @@ struct ab3100 {
bool startup_events_read;
};
-int ab3100_set_register(struct ab3100 *ab3100, u8 reg, u8 regval);
-int ab3100_get_register(struct ab3100 *ab3100, u8 reg, u8 *regval);
-int ab3100_get_register_page(struct ab3100 *ab3100,
+/**
+ * struct ab3100_platform_data
+ * Data supplied to initialize board connections to the AB3100
+ * @reg_constraints: regulator constraints for target board
+ * the order of these constraints are: LDO A, C, D, E,
+ * F, G, H, K, EXT and BUCK.
+ * @reg_initvals: initial values for the regulator registers
+ * plus two sleep settings for LDO E and the BUCK converter.
+ * exactly AB3100_NUM_REGULATORS+2 values must be sent in.
+ * Order: LDO A, C, E, E sleep, F, G, H, K, EXT, BUCK,
+ * BUCK sleep, LDO D. (LDO D need to be initialized last.)
+ * @external_voltage: voltage level of the external regulator.
+ */
+struct ab3100_platform_data {
+ struct regulator_init_data reg_constraints[AB3100_NUM_REGULATORS];
+ u8 reg_initvals[AB3100_NUM_REGULATORS+2];
+ int external_voltage;
+};
+
+int ab3100_set_register_interruptible(struct ab3100 *ab3100, u8 reg, u8 regval);
+int ab3100_get_register_interruptible(struct ab3100 *ab3100, u8 reg, u8 *regval);
+int ab3100_get_register_page_interruptible(struct ab3100 *ab3100,
u8 first_reg, u8 *regvals, u8 numregs);
-int ab3100_mask_and_set_register(struct ab3100 *ab3100,
+int ab3100_mask_and_set_register_interruptible(struct ab3100 *ab3100,
u8 reg, u8 andmask, u8 ormask);
u8 ab3100_get_chip_type(struct ab3100 *ab3100);
int ab3100_event_register(struct ab3100 *ab3100,