linux-libre/arch/arm/mach-davinci/psc.h

/*
 *  DaVinci Power & Sleep Controller (PSC) defines
 *
 *  Copyright (C) 2006 Texas Instruments.
 *
 *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
 *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
 *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
 *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *  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 __ASM_ARCH_PSC_H
#define __ASM_ARCH_PSC_H

#define	DAVINCI_PWR_SLEEP_CNTRL_BASE	0x01C41000

/* Power and Sleep Controller (PSC) Domains */
#define DAVINCI_GPSC_ARMDOMAIN		0
#define DAVINCI_GPSC_DSPDOMAIN		1

#define DAVINCI_LPSC_VPSSMSTR		0
#define DAVINCI_LPSC_VPSSSLV		1
#define DAVINCI_LPSC_TPCC		2
#define DAVINCI_LPSC_TPTC0		3
#define DAVINCI_LPSC_TPTC1		4
#define DAVINCI_LPSC_EMAC		5
#define DAVINCI_LPSC_EMAC_WRAPPER	6
#define DAVINCI_LPSC_USB		9
#define DAVINCI_LPSC_ATA		10
#define DAVINCI_LPSC_VLYNQ		11
#define DAVINCI_LPSC_UHPI		12
#define DAVINCI_LPSC_DDR_EMIF		13
#define DAVINCI_LPSC_AEMIF		14
#define DAVINCI_LPSC_MMC_SD		15
#define DAVINCI_LPSC_McBSP		17
#define DAVINCI_LPSC_I2C		18
#define DAVINCI_LPSC_UART0		19
#define DAVINCI_LPSC_UART1		20
#define DAVINCI_LPSC_UART2		21
#define DAVINCI_LPSC_SPI		22
#define DAVINCI_LPSC_PWM0		23
#define DAVINCI_LPSC_PWM1		24
#define DAVINCI_LPSC_PWM2		25
#define DAVINCI_LPSC_GPIO		26
#define DAVINCI_LPSC_TIMER0		27
#define DAVINCI_LPSC_TIMER1		28
#define DAVINCI_LPSC_TIMER2		29
#define DAVINCI_LPSC_SYSTEM_SUBSYS	30
#define DAVINCI_LPSC_ARM		31
#define DAVINCI_LPSC_SCR2		32
#define DAVINCI_LPSC_SCR3		33
#define DAVINCI_LPSC_SCR4		34
#define DAVINCI_LPSC_CROSSBAR		35
#define DAVINCI_LPSC_CFG27		36
#define DAVINCI_LPSC_CFG3		37
#define DAVINCI_LPSC_CFG5		38
#define DAVINCI_LPSC_GEM		39
#define DAVINCI_LPSC_IMCOP		40

#define DM355_LPSC_TIMER3		5
#define DM355_LPSC_SPI1			6
#define DM355_LPSC_MMC_SD1		7
#define DM355_LPSC_McBSP1		8
#define DM355_LPSC_PWM3			10
#define DM355_LPSC_SPI2			11
#define DM355_LPSC_RTO			12
#define DM355_LPSC_VPSS_DAC		41

/* DM365 */
#define DM365_LPSC_TIMER3	5
#define DM365_LPSC_SPI1		6
#define DM365_LPSC_MMC_SD1	7
#define DM365_LPSC_McBSP1	8
#define DM365_LPSC_PWM3		10
#define DM365_LPSC_SPI2		11
#define DM365_LPSC_RTO		12
#define DM365_LPSC_TIMER4	17
#define DM365_LPSC_SPI0		22
#define DM365_LPSC_SPI3		38
#define DM365_LPSC_SPI4		39
#define DM365_LPSC_EMAC		40
#define DM365_LPSC_VOICE_CODEC	44
#define DM365_LPSC_DAC_CLK	46
#define DM365_LPSC_VPSSMSTR	47
#define DM365_LPSC_MJCP		50

/*
 * LPSC Assignments
 */
#define DM646X_LPSC_ARM		0
#define DM646X_LPSC_C64X_CPU	1
#define DM646X_LPSC_HDVICP0	2
#define DM646X_LPSC_HDVICP1	3
#define DM646X_LPSC_TPCC	4
#define DM646X_LPSC_TPTC0	5
#define DM646X_LPSC_TPTC1	6
#define DM646X_LPSC_TPTC2	7
#define DM646X_LPSC_TPTC3	8
#define DM646X_LPSC_PCI		13
#define DM646X_LPSC_EMAC	14
#define DM646X_LPSC_VDCE	15
#define DM646X_LPSC_VPSSMSTR	16
#define DM646X_LPSC_VPSSSLV	17
#define DM646X_LPSC_TSIF0	18
#define DM646X_LPSC_TSIF1	19
#define DM646X_LPSC_DDR_EMIF	20
#define DM646X_LPSC_AEMIF	21
#define DM646X_LPSC_McASP0	22
#define DM646X_LPSC_McASP1	23
#define DM646X_LPSC_CRGEN0	24
#define DM646X_LPSC_CRGEN1	25
#define DM646X_LPSC_UART0	26
#define DM646X_LPSC_UART1	27
#define DM646X_LPSC_UART2	28
#define DM646X_LPSC_PWM0	29
#define DM646X_LPSC_PWM1	30
#define DM646X_LPSC_I2C		31
#define DM646X_LPSC_SPI		32
#define DM646X_LPSC_GPIO	33
#define DM646X_LPSC_TIMER0	34
#define DM646X_LPSC_TIMER1	35
#define DM646X_LPSC_ARM_INTC	45

/* PSC0 defines */
#define DA8XX_LPSC0_TPCC		0
#define DA8XX_LPSC0_TPTC0		1
#define DA8XX_LPSC0_TPTC1		2
#define DA8XX_LPSC0_EMIF25		3
#define DA8XX_LPSC0_SPI0		4
#define DA8XX_LPSC0_MMC_SD		5
#define DA8XX_LPSC0_AINTC		6
#define DA8XX_LPSC0_ARM_RAM_ROM		7
#define DA8XX_LPSC0_SECU_MGR		8
#define DA8XX_LPSC0_UART0		9
#define DA8XX_LPSC0_SCR0_SS		10
#define DA8XX_LPSC0_SCR1_SS		11
#define DA8XX_LPSC0_SCR2_SS		12
#define DA8XX_LPSC0_PRUSS		13
#define DA8XX_LPSC0_ARM			14
#define DA8XX_LPSC0_GEM			15

/* PSC1 defines */
#define DA850_LPSC1_TPCC1		0
#define DA8XX_LPSC1_USB20		1
#define DA8XX_LPSC1_USB11		2
#define DA8XX_LPSC1_GPIO		3
#define DA8XX_LPSC1_UHPI		4
#define DA8XX_LPSC1_CPGMAC		5
#define DA8XX_LPSC1_EMIF3C		6
#define DA8XX_LPSC1_McASP0		7
#define DA830_LPSC1_McASP1		8
#define DA850_LPSC1_SATA		8
#define DA830_LPSC1_McASP2		9
#define DA850_LPSC1_VPIF		9
#define DA8XX_LPSC1_SPI1		10
#define DA8XX_LPSC1_I2C			11
#define DA8XX_LPSC1_UART1		12
#define DA8XX_LPSC1_UART2		13
#define DA850_LPSC1_McBSP0		14
#define DA850_LPSC1_McBSP1		15
#define DA8XX_LPSC1_LCDC		16
#define DA8XX_LPSC1_PWM			17
#define DA850_LPSC1_MMC_SD1		18
#define DA8XX_LPSC1_ECAP		20
#define DA830_LPSC1_EQEP		21
#define DA850_LPSC1_TPTC2		21
#define DA8XX_LPSC1_SCR_P0_SS		24
#define DA8XX_LPSC1_SCR_P1_SS		25
#define DA8XX_LPSC1_CR_P3_SS		26
#define DA8XX_LPSC1_L3_CBA_RAM		31

/* PSC register offsets */
#define EPCPR		0x070
#define PTCMD		0x120
#define PTSTAT		0x128
#define PDSTAT		0x200
#define PDCTL		0x300
#define MDSTAT		0x800
#define MDCTL		0xA00

/* PSC module states */
#define PSC_STATE_SWRSTDISABLE	0
#define PSC_STATE_SYNCRST	1
#define PSC_STATE_DISABLE	2
#define PSC_STATE_ENABLE	3

#define MDSTAT_STATE_MASK	0x3f
#define PDSTAT_STATE_MASK	0x1f
#define MDCTL_LRST		BIT(8)
#define MDCTL_FORCE		BIT(31)
#define PDCTL_NEXT		BIT(0)
#define PDCTL_EPCGOOD		BIT(8)

#ifndef __ASSEMBLER__

extern int davinci_psc_is_clk_active(unsigned int ctlr, unsigned int id);
extern void davinci_psc_reset(unsigned int ctlr, unsigned int id,
		bool reset);
extern void davinci_psc_config(unsigned int domain, unsigned int ctlr,
		unsigned int id, bool enable, u32 flags);

#endif

#endif /* __ASM_ARCH_PSC_H */