mfd: Add Freescale MC13783 driver

This driver provides the core Freescale MC13783 support. It
registers the client platform_devices and provides access
to the A/D converter.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 396 insertions, 0 deletions

diff --git a/include/linux/mfd/mc13783-private.h b/include/linux/mfd/mc13783-private.h
new file mode 100644
index 000000000000..47e698cb0f16
--- /dev/null
+++ b/include/linux/mfd/mc13783-private.h
@@ -0,0 +1,396 @@
+/*
+ * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
+ *
+ * Initial development of this code was funded by
+ * Phytec Messtechnik GmbH, http://www.phytec.de
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __LINUX_MFD_MC13783_PRIV_H
+#define __LINUX_MFD_MC13783_PRIV_H
+
+#include <linux/platform_device.h>
+#include <linux/mfd/mc13783.h>
+#include <linux/workqueue.h>
+#include <linux/mutex.h>
+
+struct mc13783_irq {
+	void (*handler)(int, void *);
+	void *data;
+};
+
+#define MC13783_NUM_IRQ		2
+#define MC13783_IRQ_TS		0
+#define MC13783_IRQ_REGULATOR	1
+
+#define MC13783_ADC_MODE_TS		1
+#define MC13783_ADC_MODE_SINGLE_CHAN	2
+#define MC13783_ADC_MODE_MULT_CHAN	3
+
+struct mc13783 {
+	int revision;
+	struct device *dev;
+	struct spi_device *spi_device;
+
+	int (*read_dev)(void *data, char reg, int count, u32 *dst);
+	int (*write_dev)(void *data, char reg, int count, const u32 *src);
+
+	struct mutex io_lock;
+	void *io_data;
+	int irq;
+	unsigned int flags;
+
+	struct mc13783_irq irq_handler[MC13783_NUM_IRQ];
+	struct work_struct work;
+	struct completion adc_done;
+	unsigned int ts_active;
+	struct mutex adc_conv_lock;
+
+	struct mc13783_regulator_init_data *regulators;
+	int num_regulators;
+};
+
+int mc13783_reg_read(struct mc13783 *, int reg_num, u32 *);
+int mc13783_reg_write(struct mc13783 *, int, u32);
+int mc13783_set_bits(struct mc13783 *, int, u32, u32);
+int mc13783_free_irq(struct mc13783 *mc13783, int irq);
+int mc13783_register_irq(struct mc13783 *mc13783, int irq,
+		void (*handler) (int, void *), void *data);
+
+#define MC13783_REG_INTERRUPT_STATUS_0		 0
+#define MC13783_REG_INTERRUPT_MASK_0		 1
+#define MC13783_REG_INTERRUPT_SENSE_0		 2
+#define MC13783_REG_INTERRUPT_STATUS_1		 3
+#define MC13783_REG_INTERRUPT_MASK_1		 4
+#define MC13783_REG_INTERRUPT_SENSE_1		 5
+#define MC13783_REG_POWER_UP_MODE_SENSE		 6
+#define MC13783_REG_REVISION			 7
+#define MC13783_REG_SEMAPHORE			 8
+#define MC13783_REG_ARBITRATION_PERIPHERAL_AUDIO 9
+#define MC13783_REG_ARBITRATION_SWITCHERS	10
+#define MC13783_REG_ARBITRATION_REGULATORS_0	11
+#define MC13783_REG_ARBITRATION_REGULATORS_1	12
+#define MC13783_REG_POWER_CONTROL_0		13
+#define MC13783_REG_POWER_CONTROL_1		14
+#define MC13783_REG_POWER_CONTROL_2		15
+#define MC13783_REG_REGEN_ASSIGNMENT		16
+#define MC13783_REG_CONTROL_SPARE		17
+#define MC13783_REG_MEMORY_A			18
+#define MC13783_REG_MEMORY_B			19
+#define MC13783_REG_RTC_TIME			20
+#define MC13783_REG_RTC_ALARM			21
+#define MC13783_REG_RTC_DAY			22
+#define MC13783_REG_RTC_DAY_ALARM		23
+#define MC13783_REG_SWITCHERS_0			24
+#define MC13783_REG_SWITCHERS_1			25
+#define MC13783_REG_SWITCHERS_2			26
+#define MC13783_REG_SWITCHERS_3			27
+#define MC13783_REG_SWITCHERS_4			28
+#define MC13783_REG_SWITCHERS_5			29
+#define MC13783_REG_REGULATOR_SETTING_0		30
+#define MC13783_REG_REGULATOR_SETTING_1		31
+#define MC13783_REG_REGULATOR_MODE_0		32
+#define MC13783_REG_REGULATOR_MODE_1		33
+#define MC13783_REG_POWER_MISCELLANEOUS		34
+#define MC13783_REG_POWER_SPARE			35
+#define MC13783_REG_AUDIO_RX_0			36
+#define MC13783_REG_AUDIO_RX_1			37
+#define MC13783_REG_AUDIO_TX			38
+#define MC13783_REG_AUDIO_SSI_NETWORK		39
+#define MC13783_REG_AUDIO_CODEC			40
+#define MC13783_REG_AUDIO_STEREO_DAC		41
+#define MC13783_REG_AUDIO_SPARE			42
+#define MC13783_REG_ADC_0			43
+#define MC13783_REG_ADC_1			44
+#define MC13783_REG_ADC_2			45
+#define MC13783_REG_ADC_3			46
+#define MC13783_REG_ADC_4			47
+#define MC13783_REG_CHARGER			48
+#define MC13783_REG_USB				49
+#define MC13783_REG_CHARGE_USB_SPARE		50
+#define MC13783_REG_LED_CONTROL_0		51
+#define MC13783_REG_LED_CONTROL_1		52
+#define MC13783_REG_LED_CONTROL_2		53
+#define MC13783_REG_LED_CONTROL_3		54
+#define MC13783_REG_LED_CONTROL_4		55
+#define MC13783_REG_LED_CONTROL_5		56
+#define MC13783_REG_SPARE			57
+#define MC13783_REG_TRIM_0			58
+#define MC13783_REG_TRIM_1			59
+#define MC13783_REG_TEST_0			60
+#define MC13783_REG_TEST_1			61
+#define MC13783_REG_TEST_2			62
+#define MC13783_REG_TEST_3			63
+#define MC13783_REG_NB				64
+
+
+/*
+ * Interrupt Status
+ */
+#define MC13783_INT_STAT_ADCDONEI	(1 << 0)
+#define MC13783_INT_STAT_ADCBISDONEI	(1 << 1)
+#define MC13783_INT_STAT_TSI		(1 << 2)
+#define MC13783_INT_STAT_WHIGHI		(1 << 3)
+#define MC13783_INT_STAT_WLOWI		(1 << 4)
+#define MC13783_INT_STAT_CHGDETI	(1 << 6)
+#define MC13783_INT_STAT_CHGOVI		(1 << 7)
+#define MC13783_INT_STAT_CHGREVI	(1 << 8)
+#define MC13783_INT_STAT_CHGSHORTI	(1 << 9)
+#define MC13783_INT_STAT_CCCVI		(1 << 10)
+#define MC13783_INT_STAT_CHGCURRI	(1 << 11)
+#define MC13783_INT_STAT_BPONI		(1 << 12)
+#define MC13783_INT_STAT_LOBATLI	(1 << 13)
+#define MC13783_INT_STAT_LOBATHI	(1 << 14)
+#define MC13783_INT_STAT_UDPI		(1 << 15)
+#define MC13783_INT_STAT_USBI		(1 << 16)
+#define MC13783_INT_STAT_IDI		(1 << 19)
+#define MC13783_INT_STAT_Unused		(1 << 20)
+#define MC13783_INT_STAT_SE1I		(1 << 21)
+#define MC13783_INT_STAT_CKDETI		(1 << 22)
+#define MC13783_INT_STAT_UDMI		(1 << 23)
+
+/*
+ * Interrupt Mask
+ */
+#define MC13783_INT_MASK_ADCDONEM	(1 << 0)
+#define MC13783_INT_MASK_ADCBISDONEM	(1 << 1)
+#define MC13783_INT_MASK_TSM		(1 << 2)
+#define MC13783_INT_MASK_WHIGHM		(1 << 3)
+#define MC13783_INT_MASK_WLOWM		(1 << 4)
+#define MC13783_INT_MASK_CHGDETM	(1 << 6)
+#define MC13783_INT_MASK_CHGOVM		(1 << 7)
+#define MC13783_INT_MASK_CHGREVM	(1 << 8)
+#define MC13783_INT_MASK_CHGSHORTM	(1 << 9)
+#define MC13783_INT_MASK_CCCVM		(1 << 10)
+#define MC13783_INT_MASK_CHGCURRM	(1 << 11)
+#define MC13783_INT_MASK_BPONM		(1 << 12)
+#define MC13783_INT_MASK_LOBATLM	(1 << 13)
+#define MC13783_INT_MASK_LOBATHM	(1 << 14)
+#define MC13783_INT_MASK_UDPM		(1 << 15)
+#define MC13783_INT_MASK_USBM		(1 << 16)
+#define MC13783_INT_MASK_IDM		(1 << 19)
+#define MC13783_INT_MASK_SE1M		(1 << 21)
+#define MC13783_INT_MASK_CKDETM		(1 << 22)
+
+/*
+ * Reg Regulator Mode 0
+ */
+#define MC13783_REGCTRL_VAUDIO_EN	(1 << 0)
+#define MC13783_REGCTRL_VAUDIO_STBY	(1 << 1)
+#define MC13783_REGCTRL_VAUDIO_MODE	(1 << 2)
+#define MC13783_REGCTRL_VIOHI_EN	(1 << 3)
+#define MC13783_REGCTRL_VIOHI_STBY	(1 << 4)
+#define MC13783_REGCTRL_VIOHI_MODE	(1 << 5)
+#define MC13783_REGCTRL_VIOLO_EN	(1 << 6)
+#define MC13783_REGCTRL_VIOLO_STBY 	(1 << 7)
+#define MC13783_REGCTRL_VIOLO_MODE	(1 << 8)
+#define MC13783_REGCTRL_VDIG_EN		(1 << 9)
+#define MC13783_REGCTRL_VDIG_STBY	(1 << 10)
+#define MC13783_REGCTRL_VDIG_MODE	(1 << 11)
+#define MC13783_REGCTRL_VGEN_EN		(1 << 12)
+#define MC13783_REGCTRL_VGEN_STBY	(1 << 13)
+#define MC13783_REGCTRL_VGEN_MODE	(1 << 14)
+#define MC13783_REGCTRL_VRFDIG_EN	(1 << 15)
+#define MC13783_REGCTRL_VRFDIG_STBY	(1 << 16)
+#define MC13783_REGCTRL_VRFDIG_MODE	(1 << 17)
+#define MC13783_REGCTRL_VRFREF_EN	(1 << 18)
+#define MC13783_REGCTRL_VRFREF_STBY	(1 << 19)
+#define MC13783_REGCTRL_VRFREF_MODE	(1 << 20)
+#define MC13783_REGCTRL_VRFCP_EN	(1 << 21)
+#define MC13783_REGCTRL_VRFCP_STBY	(1 << 22)
+#define MC13783_REGCTRL_VRFCP_MODE	(1 << 23)
+
+/*
+ * Reg Regulator Mode 1
+ */
+#define MC13783_REGCTRL_VSIM_EN		(1 << 0)
+#define MC13783_REGCTRL_VSIM_STBY	(1 << 1)
+#define MC13783_REGCTRL_VSIM_MODE	(1 << 2)
+#define MC13783_REGCTRL_VESIM_EN	(1 << 3)
+#define MC13783_REGCTRL_VESIM_STBY	(1 << 4)
+#define MC13783_REGCTRL_VESIM_MODE	(1 << 5)
+#define MC13783_REGCTRL_VCAM_EN		(1 << 6)
+#define MC13783_REGCTRL_VCAM_STBY	(1 << 7)
+#define MC13783_REGCTRL_VCAM_MODE	(1 << 8)
+#define	MC13783_REGCTRL_VRFBG_EN	(1 << 9)
+#define MC13783_REGCTRL_VRFBG_STBY	(1 << 10)
+#define MC13783_REGCTRL_VVIB_EN		(1 << 11)
+#define MC13783_REGCTRL_VRF1_EN		(1 << 12)
+#define MC13783_REGCTRL_VRF1_STBY	(1 << 13)
+#define MC13783_REGCTRL_VRF1_MODE	(1 << 14)
+#define MC13783_REGCTRL_VRF2_EN		(1 << 15)
+#define MC13783_REGCTRL_VRF2_STBY	(1 << 16)
+#define MC13783_REGCTRL_VRF2_MODE	(1 << 17)
+#define MC13783_REGCTRL_VMMC1_EN	(1 << 18)
+#define MC13783_REGCTRL_VMMC1_STBY	(1 << 19)
+#define MC13783_REGCTRL_VMMC1_MODE	(1 << 20)
+#define MC13783_REGCTRL_VMMC2_EN	(1 << 21)
+#define MC13783_REGCTRL_VMMC2_STBY	(1 << 22)
+#define MC13783_REGCTRL_VMMC2_MODE	(1 << 23)
+
+/*
+ * Reg Regulator Misc.
+ */
+#define MC13783_REGCTRL_GPO1_EN		(1 << 6)
+#define MC13783_REGCTRL_GPO2_EN		(1 << 8)
+#define MC13783_REGCTRL_GPO3_EN		(1 << 10)
+#define MC13783_REGCTRL_GPO4_EN		(1 << 12)
+#define MC13783_REGCTRL_VIBPINCTRL	(1 << 14)
+
+/*
+ * Reg Switcher 4
+ */
+#define MC13783_SWCTRL_SW1A_MODE	(1 << 0)
+#define MC13783_SWCTRL_SW1A_STBY_MODE	(1 << 2)
+#define MC13783_SWCTRL_SW1A_DVS_SPEED	(1 << 6)
+#define MC13783_SWCTRL_SW1A_PANIC_MODE	(1 << 8)
+#define MC13783_SWCTRL_SW1A_SOFTSTART	(1 << 9)
+#define MC13783_SWCTRL_SW1B_MODE	(1 << 10)
+#define MC13783_SWCTRL_SW1B_STBY_MODE	(1 << 12)
+#define MC13783_SWCTRL_SW1B_DVS_SPEED	(1 << 14)
+#define MC13783_SWCTRL_SW1B_PANIC_MODE	(1 << 16)
+#define MC13783_SWCTRL_SW1B_SOFTSTART	(1 << 17)
+#define MC13783_SWCTRL_PLL_EN		(1 << 18)
+#define MC13783_SWCTRL_PLL_FACTOR	(1 << 19)
+
+/*
+ * Reg Switcher 5
+ */
+#define MC13783_SWCTRL_SW2A_MODE	(1 << 0)
+#define MC13783_SWCTRL_SW2A_STBY_MODE	(1 << 2)
+#define MC13783_SWCTRL_SW2A_DVS_SPEED	(1 << 6)
+#define MC13783_SWCTRL_SW2A_PANIC_MODE	(1 << 8)
+#define MC13783_SWCTRL_SW2A_SOFTSTART	(1 << 9)
+#define MC13783_SWCTRL_SW2B_MODE	(1 << 10)
+#define MC13783_SWCTRL_SW2B_STBY_MODE	(1 << 12)
+#define MC13783_SWCTRL_SW2B_DVS_SPEED	(1 << 14)
+#define MC13783_SWCTRL_SW2B_PANIC_MODE	(1 << 16)
+#define MC13783_SWCTRL_SW2B_SOFTSTART	(1 << 17)
+#define MC13783_SWSET_SW3		(1 << 18)
+#define MC13783_SWCTRL_SW3_EN		(1 << 20)
+#define MC13783_SWCTRL_SW3_STBY		(1 << 21)
+#define MC13783_SWCTRL_SW3_MODE		(1 << 22)
+
+/*
+ * ADC/Touch
+ */
+#define MC13783_ADC0_LICELLCON		(1 << 0)
+#define MC13783_ADC0_CHRGICON		(1 << 1)
+#define MC13783_ADC0_BATICON		(1 << 2)
+#define MC13783_ADC0_RTHEN 		(1 << 3)
+#define MC13783_ADC0_DTHEN		(1 << 4)
+#define MC13783_ADC0_UIDEN		(1 << 5)
+#define MC13783_ADC0_ADOUTEN 		(1 << 6)
+#define MC13783_ADC0_ADOUTPER		(1 << 7)
+#define MC13783_ADC0_ADREFEN		(1 << 10)
+#define MC13783_ADC0_ADREFMODE		(1 << 11)
+#define MC13783_ADC0_TSMOD0		(1 << 12)
+#define MC13783_ADC0_TSMOD1		(1 << 13)
+#define MC13783_ADC0_TSMOD2		(1 << 14)
+#define MC13783_ADC0_CHRGRAWDIV		(1 << 15)
+#define MC13783_ADC0_ADINC1		(1 << 16)
+#define MC13783_ADC0_ADINC2		(1 << 17)
+#define MC13783_ADC0_WCOMP		(1 << 18)
+#define MC13783_ADC0_ADCBIS0		(1 << 23)
+
+#define MC13783_ADC1_ADEN		(1 << 0)
+#define MC13783_ADC1_RAND		(1 << 1)
+#define MC13783_ADC1_ADSEL		(1 << 3)
+#define MC13783_ADC1_TRIGMASK		(1 << 4)
+#define MC13783_ADC1_ADA10		(1 << 5)
+#define MC13783_ADC1_ADA11		(1 << 6)
+#define MC13783_ADC1_ADA12		(1 << 7)
+#define MC13783_ADC1_ADA20		(1 << 8)
+#define MC13783_ADC1_ADA21		(1 << 9)
+#define MC13783_ADC1_ADA22		(1 << 10)
+#define MC13783_ADC1_ATO0		(1 << 11)
+#define MC13783_ADC1_ATO1		(1 << 12)
+#define MC13783_ADC1_ATO2		(1 << 13)
+#define MC13783_ADC1_ATO3		(1 << 14)
+#define MC13783_ADC1_ATO4		(1 << 15)
+#define MC13783_ADC1_ATO5		(1 << 16)
+#define MC13783_ADC1_ATO6		(1 << 17)
+#define MC13783_ADC1_ATO7		(1 << 18)
+#define MC13783_ADC1_ATOX		(1 << 19)
+#define MC13783_ADC1_ASC		(1 << 20)
+#define MC13783_ADC1_ADTRIGIGN		(1 << 21)
+#define MC13783_ADC1_ADONESHOT		(1 << 22)
+#define MC13783_ADC1_ADCBIS1		(1 << 23)
+
+#define MC13783_ADC1_CHAN0_SHIFT	5
+#define MC13783_ADC1_CHAN1_SHIFT	8
+
+#define MC13783_ADC2_ADD10		(1 << 2)
+#define MC13783_ADC2_ADD11		(1 << 3)
+#define MC13783_ADC2_ADD12		(1 << 4)
+#define MC13783_ADC2_ADD13		(1 << 5)
+#define MC13783_ADC2_ADD14		(1 << 6)
+#define MC13783_ADC2_ADD15		(1 << 7)
+#define MC13783_ADC2_ADD16		(1 << 8)
+#define MC13783_ADC2_ADD17		(1 << 9)
+#define MC13783_ADC2_ADD18		(1 << 10)
+#define MC13783_ADC2_ADD19		(1 << 11)
+#define MC13783_ADC2_ADD20		(1 << 14)
+#define MC13783_ADC2_ADD21		(1 << 15)
+#define MC13783_ADC2_ADD22		(1 << 16)
+#define MC13783_ADC2_ADD23		(1 << 17)
+#define MC13783_ADC2_ADD24		(1 << 18)
+#define MC13783_ADC2_ADD25		(1 << 19)
+#define MC13783_ADC2_ADD26		(1 << 20)
+#define MC13783_ADC2_ADD27		(1 << 21)
+#define MC13783_ADC2_ADD28		(1 << 22)
+#define MC13783_ADC2_ADD29		(1 << 23)
+
+#define MC13783_ADC3_WHIGH0		(1 << 0)
+#define MC13783_ADC3_WHIGH1		(1 << 1)
+#define MC13783_ADC3_WHIGH2		(1 << 2)
+#define MC13783_ADC3_WHIGH3		(1 << 3)
+#define MC13783_ADC3_WHIGH4		(1 << 4)
+#define MC13783_ADC3_WHIGH5		(1 << 5)
+#define MC13783_ADC3_ICID0		(1 << 6)
+#define MC13783_ADC3_ICID1		(1 << 7)
+#define MC13783_ADC3_ICID2		(1 << 8)
+#define MC13783_ADC3_WLOW0		(1 << 9)
+#define MC13783_ADC3_WLOW1		(1 << 10)
+#define MC13783_ADC3_WLOW2		(1 << 11)
+#define MC13783_ADC3_WLOW3		(1 << 12)
+#define MC13783_ADC3_WLOW4		(1 << 13)
+#define MC13783_ADC3_WLOW5		(1 << 14)
+#define MC13783_ADC3_ADCBIS2		(1 << 23)
+
+#define MC13783_ADC4_ADDBIS10		(1 << 2)
+#define MC13783_ADC4_ADDBIS11		(1 << 3)
+#define MC13783_ADC4_ADDBIS12		(1 << 4)
+#define MC13783_ADC4_ADDBIS13		(1 << 5)
+#define MC13783_ADC4_ADDBIS14		(1 << 6)
+#define MC13783_ADC4_ADDBIS15		(1 << 7)
+#define MC13783_ADC4_ADDBIS16		(1 << 8)
+#define MC13783_ADC4_ADDBIS17		(1 << 9)
+#define MC13783_ADC4_ADDBIS18		(1 << 10)
+#define MC13783_ADC4_ADDBIS19		(1 << 11)
+#define MC13783_ADC4_ADDBIS20		(1 << 14)
+#define MC13783_ADC4_ADDBIS21		(1 << 15)
+#define MC13783_ADC4_ADDBIS22		(1 << 16)
+#define MC13783_ADC4_ADDBIS23		(1 << 17)
+#define MC13783_ADC4_ADDBIS24		(1 << 18)
+#define MC13783_ADC4_ADDBIS25		(1 << 19)
+#define MC13783_ADC4_ADDBIS26		(1 << 20)
+#define MC13783_ADC4_ADDBIS27		(1 << 21)
+#define MC13783_ADC4_ADDBIS28		(1 << 22)
+#define MC13783_ADC4_ADDBIS29		(1 << 23)
+
+#endif /* __LINUX_MFD_MC13783_PRIV_H */
+