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authorKyungmin Park <kyungmin.park@samsung.com>2010-06-16 09:04:16 +0200
committerLiam Girdwood <lrg@slimlogic.co.uk>2010-08-11 11:38:00 +0100
commit156f252857dfd81f03d77d09e33b5f7d2b113e2b (patch)
tree1614c00b1996ae5a805d9d27661026796d1403fa /include/linux/mfd/max8998.h
parent51bd6943cd760a55f655830b3f7dca8a06b54c73 (diff)
drivers: regulator: add Maxim 8998 driver
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> This patch adds voltage regulator driver for Maxim 8998 chip. This chip is used on Samsung Aquila and GONI boards and provides following functionalities: - 4 BUCK voltage converters, 17 LDO power regulators and 5 other power controllers - battery charger This patch adds basic driver for voltage regulators and MAX 8998 MFD core. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Acked-by: Samuel Ortiz <sameo@linux.intel.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'include/linux/mfd/max8998.h')
-rw-r--r--include/linux/mfd/max8998.h78
1 files changed, 78 insertions, 0 deletions
diff --git a/include/linux/mfd/max8998.h b/include/linux/mfd/max8998.h
new file mode 100644
index 000000000000..1d3601a2d853
--- /dev/null
+++ b/include/linux/mfd/max8998.h
@@ -0,0 +1,78 @@
+/*
+ * max8698.h - Voltage regulator driver for the Maxim 8998
+ *
+ * Copyright (C) 2009-2010 Samsung Electrnoics
+ * Kyungmin Park <kyungmin.park@samsung.com>
+ * Marek Szyprowski <m.szyprowski@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef __LINUX_MFD_MAX8998_H
+#define __LINUX_MFD_MAX8998_H
+
+#include <linux/regulator/machine.h>
+
+/* MAX 8998 regulator ids */
+enum {
+ MAX8998_LDO2 = 2,
+ MAX8998_LDO3,
+ MAX8998_LDO4,
+ MAX8998_LDO5,
+ MAX8998_LDO6,
+ MAX8998_LDO7,
+ MAX8998_LDO8,
+ MAX8998_LDO9,
+ MAX8998_LDO10,
+ MAX8998_LDO11,
+ MAX8998_LDO12,
+ MAX8998_LDO13,
+ MAX8998_LDO14,
+ MAX8998_LDO15,
+ MAX8998_LDO16,
+ MAX8998_LDO17,
+ MAX8998_BUCK1,
+ MAX8998_BUCK2,
+ MAX8998_BUCK3,
+ MAX8998_BUCK4,
+ MAX8998_EN32KHZ_AP,
+ MAX8998_EN32KHZ_CP,
+ MAX8998_ENVICHG,
+ MAX8998_ESAFEOUT1,
+ MAX8998_ESAFEOUT2,
+};
+
+/**
+ * max8998_regulator_data - regulator data
+ * @id: regulator id
+ * @initdata: regulator init data (contraints, supplies, ...)
+ */
+struct max8998_regulator_data {
+ int id;
+ struct regulator_init_data *initdata;
+};
+
+/**
+ * struct max8998_board - packages regulator init data
+ * @num_regulators: number of regultors used
+ * @regulators: array of defined regulators
+ */
+
+struct max8998_platform_data {
+ int num_regulators;
+ struct max8998_regulator_data *regulators;
+};
+
+#endif /* __LINUX_MFD_MAX8998_H */