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Commit 7697de35 authored by Michael Buesch's avatar Michael Buesch Committed by Alexandre Belloni
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rtc: rv3029: Add missing register definitions 



This adds all (according to the data sheet) missing register and bit
definitions.
It also fixes the definition of the trickle charger bit masks.

Signed-off-by: default avatarMichael Buesch <m@bues.ch>
Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@free-electrons.com>
parent baba623f

drivers/rtc/rtc-rv3029c2.c

+45 −16
Original line number Diff line number Diff line
@@ -22,25 +22,42 @@ 
/* Register map */

/* control section */

#define RV3029_ONOFF_CTRL		0x00

#define RV3029_ONOFF_CTRL_WE		BIT(0)

#define RV3029_ONOFF_CTRL_TE		BIT(1)

#define RV3029_ONOFF_CTRL_TAR		BIT(2)

#define RV3029_ONOFF_CTRL_EERE		BIT(3)

#define RV3029_ONOFF_CTRL_SRON		BIT(4)

#define RV3029_ONOFF_CTRL_TD0		BIT(5)

#define RV3029_ONOFF_CTRL_TD1		BIT(6)

#define RV3029_ONOFF_CTRL_CLKINT	BIT(7)

#define RV3029_IRQ_CTRL			0x01

#define RV3029_IRQ_CTRL_AIE		(1 << 0)

#define RV3029_IRQ_CTRL_AIE		BIT(0)

#define RV3029_IRQ_CTRL_TIE		BIT(1)

#define RV3029_IRQ_CTRL_V1IE		BIT(2)

#define RV3029_IRQ_CTRL_V2IE		BIT(3)

#define RV3029_IRQ_CTRL_SRIE		BIT(4)

#define RV3029_IRQ_FLAGS		0x02

#define RV3029_IRQ_FLAGS_AF		(1 << 0)

#define RV3029_IRQ_FLAGS_AF		BIT(0)

#define RV3029_IRQ_FLAGS_TF		BIT(1)

#define RV3029_IRQ_FLAGS_V1IF		BIT(2)

#define RV3029_IRQ_FLAGS_V2IF		BIT(3)

#define RV3029_IRQ_FLAGS_SRF		BIT(4)

#define RV3029_STATUS			0x03

#define RV3029_STATUS_VLOW1		(1 << 2)

#define RV3029_STATUS_VLOW2		(1 << 3)

#define RV3029_STATUS_SR		(1 << 4)

#define RV3029_STATUS_PON		(1 << 5)

#define RV3029_STATUS_EEBUSY		(1 << 7)

#define RV3029_STATUS_VLOW1		BIT(2)

#define RV3029_STATUS_VLOW2		BIT(3)

#define RV3029_STATUS_SR		BIT(4)

#define RV3029_STATUS_PON		BIT(5)

#define RV3029_STATUS_EEBUSY		BIT(7)

#define RV3029_RST_CTRL			0x04

#define RV3029_RST_CTRL_SYSR		BIT(4)

#define RV3029_CONTROL_SECTION_LEN	0x05



/* watch section */

#define RV3029_W_SEC			0x08

#define RV3029_W_MINUTES		0x09

#define RV3029_W_HOURS			0x0A

#define RV3029_REG_HR_12_24		(1<<6)  /* 24h/12h mode */

#define RV3029_REG_HR_PM		(1<<5)  /* PM/AM bit in 12h mode */

#define RV3029_REG_HR_12_24		BIT(6) /* 24h/12h mode */

#define RV3029_REG_HR_PM		BIT(5) /* PM/AM bit in 12h mode */

#define RV3029_W_DATE			0x0B

#define RV3029_W_DAYS			0x0C

#define RV3029_W_MONTHS			0x0D
@@ -67,16 +84,28 @@ 
/* eeprom data section */

#define RV3029_E2P_EEDATA1		0x28

#define RV3029_E2P_EEDATA2		0x29

#define RV3029_E2PDATA_SECTION_LEN	0x02



/* eeprom control section */

#define RV3029_CONTROL_E2P_EECTRL	0x30

#define RV3029_TRICKLE_1K		(1<<0)  /*  1K resistance */

#define RV3029_TRICKLE_5K		(1<<1)  /*  5K resistance */

#define RV3029_TRICKLE_20K		(1<<2)  /* 20K resistance */

#define RV3029_TRICKLE_80K		(1<<3)  /* 80K resistance */

#define RV3029_CONTROL_E2P_XTALOFFSET	0x31

#define RV3029_CONTROL_E2P_QCOEF	0x32

#define RV3029_CONTROL_E2P_TURNOVER	0x33

#define RV3029_EECTRL_THP		BIT(0) /* temp scan interval */

#define RV3029_EECTRL_THE		BIT(1) /* thermometer enable */

#define RV3029_EECTRL_FD0		BIT(2) /* CLKOUT */

#define RV3029_EECTRL_FD1		BIT(3) /* CLKOUT */

#define RV3029_TRICKLE_1K		BIT(4) /* 1.5K resistance */

#define RV3029_TRICKLE_5K		BIT(5) /* 5K   resistance */

#define RV3029_TRICKLE_20K		BIT(6) /* 20K  resistance */

#define RV3029_TRICKLE_80K		BIT(7) /* 80K  resistance */

#define RV3029_TRICKLE_MASK		(RV3029_TRICKLE_1K |\

					 RV3029_TRICKLE_5K |\

					 RV3029_TRICKLE_20K |\

					 RV3029_TRICKLE_80K)

#define RV3029_TRICKLE_SHIFT		4

#define RV3029_CONTROL_E2P_XOFFS	0x31 /* XTAL offset */

#define RV3029_CONTROL_E2P_XOFFS_SIGN	BIT(7) /* Sign: 1->pos, 0->neg */

#define RV3029_CONTROL_E2P_QCOEF	0x32 /* XTAL temp drift coef */

#define RV3029_CONTROL_E2P_TURNOVER	0x33 /* XTAL turnover temp (in *C) */

#define RV3029_CONTROL_E2P_TOV_MASK	0x3F /* XTAL turnover temp mask */



/* user ram section */

#define RV3029_USR1_RAM_PAGE		0x38