arch/arm/mach-davinci/include/mach/hardware.h - github/trini/u-boot - Gitiles

 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
  *
  * Based on:
  *
  * -------------------------------------------------------------------------
  *
  *  linux/include/asm-arm/arch-davinci/hardware.h
  *
  *  Copyright (C) 2006 Texas Instruments.
  */
 #ifndef __ASM_ARCH_HARDWARE_H
 #define __ASM_ARCH_HARDWARE_H

 #include <linux/sizes.h>

 #define	REG(addr)	(*(volatile unsigned int *)(addr))
 #define REG_P(addr)	((volatile unsigned int *)(addr))

 #ifndef __ASSEMBLY__
 typedef volatile unsigned int	dv_reg;
 typedef volatile unsigned int *	dv_reg_p;
 #endif

 #define DAVINCI_UART0_BASE			0x01c42000
 #define DAVINCI_UART1_BASE			0x01d0c000
 #define DAVINCI_UART2_BASE			0x01d0d000
 #define DAVINCI_I2C0_BASE			0x01c22000
 #define DAVINCI_I2C1_BASE			0x01e28000
 #define DAVINCI_TIMER0_BASE			0x01c20000
 #define DAVINCI_TIMER1_BASE			0x01c21000
 #define DAVINCI_WDOG_BASE			0x01c21000
 #define DAVINCI_RTC_BASE			0x01c23000
 #define DAVINCI_PLL_CNTRL0_BASE			0x01c11000
 #define DAVINCI_PLL_CNTRL1_BASE			0x01e1a000
 #define DAVINCI_PSC0_BASE			0x01c10000
 #define DAVINCI_PSC1_BASE			0x01e27000
 #define DAVINCI_SPI0_BASE			0x01c41000
 #define DAVINCI_USB_OTG_BASE			0x01e00000
 #define DAVINCI_SPI1_BASE			(cpu_is_da830() ? \
 						0x01e12000 : 0x01f0e000)
 #define DAVINCI_GPIO_BASE			0x01e26000
 #define DAVINCI_EMAC_CNTRL_REGS_BASE		0x01e23000
 #define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE	0x01e22000
 #define DAVINCI_EMAC_WRAPPER_RAM_BASE		0x01e20000
 #define DAVINCI_MDIO_CNTRL_REGS_BASE		0x01e24000
 #define DAVINCI_SYSCFG1_BASE			0x01e2c000
 #define DAVINCI_MMC_SD0_BASE			0x01c40000
 #define DAVINCI_MMC_SD1_BASE			0x01e1b000
 #define DAVINCI_TIMER2_BASE			0x01f0c000
 #define DAVINCI_TIMER3_BASE			0x01f0d000
 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE		0x68000000
 #define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE	0x40000000
 #define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE	0x60000000
 #define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE	0x62000000
 #define DAVINCI_ASYNC_EMIF_DATA_CE4_BASE	0x64000000
 #define DAVINCI_ASYNC_EMIF_DATA_CE5_BASE	0x66000000
 #define DAVINCI_DDR_EMIF_CTRL_BASE		0xb0000000
 #define DAVINCI_DDR_EMIF_DATA_BASE		0xc0000000
 #define DAVINCI_INTC_BASE			0xfffee000
 #define DAVINCI_BOOTCFG_BASE			0x01c14000
 #define DAVINCI_LCD_CNTL_BASE			0x01e13000
 #define DAVINCI_L3CBARAM_BASE			0x80000000
 #define JTAG_ID_REG                            (DAVINCI_BOOTCFG_BASE + 0x18)
 #define CHIP_REV_ID_REG				(DAVINCI_BOOTCFG_BASE + 0x24)
 #define HOST1CFG				(DAVINCI_BOOTCFG_BASE + 0x44)
 #define PSC0_MDCTL				(DAVINCI_PSC0_BASE + 0xa00)

 #define GPIO_BANK0_REG_DIR_ADDR			(DAVINCI_GPIO_BASE + 0x10)
 #define GPIO_BANK0_REG_OPDATA_ADDR		(DAVINCI_GPIO_BASE + 0x14)
 #define GPIO_BANK0_REG_SET_ADDR			(DAVINCI_GPIO_BASE + 0x18)
 #define GPIO_BANK0_REG_CLR_ADDR			(DAVINCI_GPIO_BASE + 0x1c)
 #define GPIO_BANK2_REG_DIR_ADDR			(DAVINCI_GPIO_BASE + 0x38)
 #define GPIO_BANK2_REG_OPDATA_ADDR		(DAVINCI_GPIO_BASE + 0x3c)
 #define GPIO_BANK2_REG_SET_ADDR			(DAVINCI_GPIO_BASE + 0x40)
 #define GPIO_BANK2_REG_CLR_ADDR			(DAVINCI_GPIO_BASE + 0x44)
 #define GPIO_BANK6_REG_DIR_ADDR			(DAVINCI_GPIO_BASE + 0x88)
 #define GPIO_BANK6_REG_OPDATA_ADDR		(DAVINCI_GPIO_BASE + 0x8c)
 #define GPIO_BANK6_REG_SET_ADDR			(DAVINCI_GPIO_BASE + 0x90)
 #define GPIO_BANK6_REG_CLR_ADDR			(DAVINCI_GPIO_BASE + 0x94)

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

 #define DAVINCI_LPSC_TPCC		0
 #define DAVINCI_LPSC_TPTC0		1
 #define DAVINCI_LPSC_TPTC1		2
 #define DAVINCI_LPSC_AEMIF		3
 #define DAVINCI_LPSC_SPI0		4
 #define DAVINCI_LPSC_MMC_SD		5
 #define DAVINCI_LPSC_AINTC		6
 #define DAVINCI_LPSC_ARM_RAM_ROM	7
 #define DAVINCI_LPSC_SECCTL_KEYMGR	8
 #define DAVINCI_LPSC_UART0		9
 #define DAVINCI_LPSC_SCR0		10
 #define DAVINCI_LPSC_SCR1		11
 #define DAVINCI_LPSC_SCR2		12
 #define DAVINCI_LPSC_DMAX		13
 #define DAVINCI_LPSC_ARM		14
 #define DAVINCI_LPSC_GEM		15

 /* for LPSCs in PSC1, offset from 32 for differentiation */
 #define DAVINCI_LPSC_PSC1_BASE		32
 #define DAVINCI_LPSC_USB20		(DAVINCI_LPSC_PSC1_BASE + 1)
 #define DAVINCI_LPSC_USB11		(DAVINCI_LPSC_PSC1_BASE + 2)
 #define DAVINCI_LPSC_GPIO		(DAVINCI_LPSC_PSC1_BASE + 3)
 #define DAVINCI_LPSC_UHPI		(DAVINCI_LPSC_PSC1_BASE + 4)
 #define DAVINCI_LPSC_EMAC		(DAVINCI_LPSC_PSC1_BASE + 5)
 #define DAVINCI_LPSC_DDR_EMIF		(DAVINCI_LPSC_PSC1_BASE + 6)
 #define DAVINCI_LPSC_McASP0		(DAVINCI_LPSC_PSC1_BASE + 7)
 #define DAVINCI_LPSC_SPI1		(DAVINCI_LPSC_PSC1_BASE + 10)
 #define DAVINCI_LPSC_I2C1		(DAVINCI_LPSC_PSC1_BASE + 11)
 #define DAVINCI_LPSC_UART1		(DAVINCI_LPSC_PSC1_BASE + 12)
 #define DAVINCI_LPSC_UART2		(DAVINCI_LPSC_PSC1_BASE + 13)
 #define DAVINCI_LPSC_LCDC		(DAVINCI_LPSC_PSC1_BASE + 16)
 #define DAVINCI_LPSC_ePWM		(DAVINCI_LPSC_PSC1_BASE + 17)
 #define DAVINCI_LPSC_MMCSD1		(DAVINCI_LPSC_PSC1_BASE + 18)
 #define DAVINCI_LPSC_eCAP		(DAVINCI_LPSC_PSC1_BASE + 20)
 #define DAVINCI_LPSC_L3_CBA_RAM		(DAVINCI_LPSC_PSC1_BASE + 31)

 /* DA830-specific peripherals */
 #define DAVINCI_LPSC_McASP1		(DAVINCI_LPSC_PSC1_BASE + 8)
 #define DAVINCI_LPSC_McASP2		(DAVINCI_LPSC_PSC1_BASE + 9)
 #define DAVINCI_LPSC_eQEP		(DAVINCI_LPSC_PSC1_BASE + 21)
 #define DAVINCI_LPSC_SCR8		(DAVINCI_LPSC_PSC1_BASE + 24)
 #define DAVINCI_LPSC_SCR7		(DAVINCI_LPSC_PSC1_BASE + 25)
 #define DAVINCI_LPSC_SCR12		(DAVINCI_LPSC_PSC1_BASE + 26)

 /* DA850-specific peripherals */
 #define DAVINCI_LPSC_TPCC1		(DAVINCI_LPSC_PSC1_BASE + 0)
 #define DAVINCI_LPSC_SATA		(DAVINCI_LPSC_PSC1_BASE + 8)
 #define DAVINCI_LPSC_VPIF		(DAVINCI_LPSC_PSC1_BASE + 9)
 #define DAVINCI_LPSC_McBSP0		(DAVINCI_LPSC_PSC1_BASE + 14)
 #define DAVINCI_LPSC_McBSP1		(DAVINCI_LPSC_PSC1_BASE + 15)
 #define DAVINCI_LPSC_MMC_SD1		(DAVINCI_LPSC_PSC1_BASE + 18)
 #define DAVINCI_LPSC_uPP		(DAVINCI_LPSC_PSC1_BASE + 19)
 #define DAVINCI_LPSC_TPTC2		(DAVINCI_LPSC_PSC1_BASE + 21)
 #define DAVINCI_LPSC_SCR_F0		(DAVINCI_LPSC_PSC1_BASE + 24)
 #define DAVINCI_LPSC_SCR_F1		(DAVINCI_LPSC_PSC1_BASE + 25)
 #define DAVINCI_LPSC_SCR_F2		(DAVINCI_LPSC_PSC1_BASE + 26)
 #define DAVINCI_LPSC_SCR_F6		(DAVINCI_LPSC_PSC1_BASE + 27)
 #define DAVINCI_LPSC_SCR_F7		(DAVINCI_LPSC_PSC1_BASE + 28)
 #define DAVINCI_LPSC_SCR_F8		(DAVINCI_LPSC_PSC1_BASE + 29)
 #define DAVINCI_LPSC_BR_F7		(DAVINCI_LPSC_PSC1_BASE + 30)

 #ifndef __ASSEMBLY__
 void lpsc_on(unsigned int id);
 void lpsc_syncreset(unsigned int id);
 void lpsc_disable(unsigned int id);
 void dsp_on(void);

 void davinci_enable_uart0(void);
 void davinci_enable_emac(void);
 void davinci_enable_i2c(void);
 void davinci_errata_workarounds(void);

 #define	PSC_ENABLE		0x3
 #define	PSC_DISABLE		0x2
 #define	PSC_SYNCRESET		0x1
 #define	PSC_SWRSTDISABLE	0x0

 #define PSC_PSC0_MODULE_ID_CNT		16
 #define PSC_PSC1_MODULE_ID_CNT		32

 #define UART0_PWREMU_MGMT		(0x01c42030)

 struct davinci_psc_regs {
 	dv_reg	revid;
 	dv_reg	rsvd0[71];
 	dv_reg	ptcmd;
 	dv_reg	rsvd1;
 	dv_reg	ptstat;
 	dv_reg	rsvd2[437];
 	union {
 		struct {
 			dv_reg	mdstat[PSC_PSC0_MODULE_ID_CNT];
 			dv_reg	rsvd3[112];
 			dv_reg	mdctl[PSC_PSC0_MODULE_ID_CNT];
 		} psc0;
 		struct {
 			dv_reg	mdstat[PSC_PSC1_MODULE_ID_CNT];
 			dv_reg	rsvd3[96];
 			dv_reg	mdctl[PSC_PSC1_MODULE_ID_CNT];
 		} psc1;
 	};
 };

 #define davinci_psc0_regs ((struct davinci_psc_regs *)DAVINCI_PSC0_BASE)
 #define davinci_psc1_regs ((struct davinci_psc_regs *)DAVINCI_PSC1_BASE)

 #define PSC_MDSTAT_STATE		0x3f
 #define PSC_MDCTL_NEXT			0x07

 struct davinci_pllc_regs {
 	dv_reg	revid;
 	dv_reg	rsvd1[56];
 	dv_reg	rstype;
 	dv_reg	rsvd2[6];
 	dv_reg	pllctl;
 	dv_reg	ocsel;
 	dv_reg	rsvd3[2];
 	dv_reg	pllm;
 	dv_reg	prediv;
 	dv_reg	plldiv1;
 	dv_reg	plldiv2;
 	dv_reg	plldiv3;
 	dv_reg	oscdiv;
 	dv_reg	postdiv;
 	dv_reg	rsvd4[3];
 	dv_reg	pllcmd;
 	dv_reg	pllstat;
 	dv_reg	alnctl;
 	dv_reg	dchange;
 	dv_reg	cken;
 	dv_reg	ckstat;
 	dv_reg	systat;
 	dv_reg	rsvd5[3];
 	dv_reg	plldiv4;
 	dv_reg	plldiv5;
 	dv_reg	plldiv6;
 	dv_reg	plldiv7;
 	dv_reg	rsvd6[32];
 	dv_reg	emucnt0;
 	dv_reg	emucnt1;
 };

 #define davinci_pllc0_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL0_BASE)
 #define davinci_pllc1_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL1_BASE)
 #define DAVINCI_PLLC_DIV_MASK	0x1f

 /*
  * A clock ID is a 32-bit number where bit 16 represents the PLL controller
  * (clear is PLLC0, set is PLLC1) and the low 16 bits represent the divisor,
  * counting from 1. Clock IDs may be passed to clk_get().
  */

 /* flags to select PLL controller */
 #define DAVINCI_PLLC0_FLAG			(0)
 #define DAVINCI_PLLC1_FLAG			(1 << 16)

 enum davinci_clk_ids {
 	/*
 	 * Clock IDs for PLL outputs. Each may be switched on/off
 	 * independently, and each may map to one or more peripherals.
 	 */
 	DAVINCI_PLL0_SYSCLK2			= DAVINCI_PLLC0_FLAG | 2,
 	DAVINCI_PLL0_SYSCLK4			= DAVINCI_PLLC0_FLAG | 4,
 	DAVINCI_PLL0_SYSCLK6			= DAVINCI_PLLC0_FLAG | 6,
 	DAVINCI_PLL1_SYSCLK1			= DAVINCI_PLLC1_FLAG | 1,
 	DAVINCI_PLL1_SYSCLK2			= DAVINCI_PLLC1_FLAG | 2,

 	/* map peripherals to clock IDs */
 	DAVINCI_ARM_CLKID			= DAVINCI_PLL0_SYSCLK6,
 	DAVINCI_DDR_CLKID			= DAVINCI_PLL1_SYSCLK1,
 	DAVINCI_MDIO_CLKID			= DAVINCI_PLL0_SYSCLK4,
 	DAVINCI_MMC_CLKID			= DAVINCI_PLL0_SYSCLK2,
 	DAVINCI_SPI0_CLKID			= DAVINCI_PLL0_SYSCLK2,
 	DAVINCI_MMCSD_CLKID			= DAVINCI_PLL0_SYSCLK2,

 	/* special clock ID - output of PLL multiplier */
 	DAVINCI_PLLM_CLKID			= 0x0FF,

 	/* special clock ID - output of PLL post divisor */
 	DAVINCI_PLLC_CLKID			= 0x100,

 	/* special clock ID - PLL bypass */
 	DAVINCI_AUXCLK_CLKID			= 0x101,
 };

 #define DAVINCI_UART2_CLKID	(cpu_is_da830() ? DAVINCI_PLL0_SYSCLK2 \
 						: get_async3_src())

 #define DAVINCI_SPI1_CLKID	(cpu_is_da830() ? DAVINCI_PLL0_SYSCLK2 \
 						: get_async3_src())

 int clk_get(enum davinci_clk_ids id);

 /* Boot config */
 struct davinci_syscfg_regs {
 	dv_reg	revid;
 	dv_reg	rsvd[7];
 	dv_reg	bootcfg;
 	dv_reg	chiprevidr;
 	dv_reg	rsvd2[4];
 	dv_reg	kick0;
 	dv_reg	kick1;
 	dv_reg	rsvd1[52];
 	dv_reg	mstpri[3];
 	dv_reg  rsvd3;
 	dv_reg	pinmux[20];
 	dv_reg	suspsrc;
 	dv_reg	chipsig;
 	dv_reg	chipsig_clr;
 	dv_reg	cfgchip0;
 	dv_reg	cfgchip1;
 	dv_reg	cfgchip2;
 	dv_reg	cfgchip3;
 	dv_reg	cfgchip4;
 };

 #define davinci_syscfg_regs \
 	((struct davinci_syscfg_regs *)DAVINCI_BOOTCFG_BASE)

 enum {
 	DAVINCI_NAND8_BOOT	= 0b001110,
 	DAVINCI_NAND16_BOOT	= 0b010000,
 	DAVINCI_SD_OR_MMC_BOOT	= 0b011100,
 	DAVINCI_MMC_ONLY_BOOT	= 0b111100,
 	DAVINCI_SPI0_FLASH_BOOT	= 0b001010,
 	DAVINCI_SPI1_FLASH_BOOT	= 0b001100,
 };

 #define pinmux(x)	(&davinci_syscfg_regs->pinmux[x])

 /* Emulation suspend bits */
 #define DAVINCI_SYSCFG_SUSPSRC_EMAC		(1 << 5)
 #define DAVINCI_SYSCFG_SUSPSRC_I2C		(1 << 16)
 #define DAVINCI_SYSCFG_SUSPSRC_SPI0		(1 << 21)
 #define DAVINCI_SYSCFG_SUSPSRC_SPI1		(1 << 22)
 #define DAVINCI_SYSCFG_SUSPSRC_UART0		(1 << 18)
 #define DAVINCI_SYSCFG_SUSPSRC_UART1		(1 << 19)
 #define DAVINCI_SYSCFG_SUSPSRC_UART2		(1 << 20)
 #define DAVINCI_SYSCFG_SUSPSRC_TIMER0		(1 << 27)

 struct davinci_syscfg1_regs {
 	dv_reg	vtpio_ctl;
 	dv_reg	ddr_slew;
 	dv_reg	deepsleep;
 	dv_reg	pupd_ena;
 	dv_reg	pupd_sel;
 	dv_reg	rxactive;
 	dv_reg	pwrdwn;
 };

 #define davinci_syscfg1_regs \
 	((struct davinci_syscfg1_regs *)DAVINCI_SYSCFG1_BASE)

 #define DDR_SLEW_CMOSEN_BIT	4
 #define DDR_SLEW_DDR_PDENA_BIT	5

 #define VTP_POWERDWN		(1 << 6)
 #define VTP_LOCK		(1 << 7)
 #define VTP_CLKRZ		(1 << 13)
 #define VTP_READY		(1 << 15)
 #define VTP_IOPWRDWN		(1 << 14)

 #define DV_SYSCFG_KICK0_UNLOCK	0x83e70b13
 #define DV_SYSCFG_KICK1_UNLOCK	0x95a4f1e0

 /* Interrupt controller */
 struct davinci_aintc_regs {
 	dv_reg	revid;
 	dv_reg	cr;
 	dv_reg	dummy0[2];
 	dv_reg	ger;
 	dv_reg	dummy1[219];
 	dv_reg	ecr1;
 	dv_reg	ecr2;
 	dv_reg	ecr3;
 	dv_reg	dummy2[1117];
 	dv_reg	hier;
 };

 #define davinci_aintc_regs ((struct davinci_aintc_regs *)DAVINCI_INTC_BASE)

 struct davinci_uart_ctrl_regs {
 	dv_reg	revid1;
 	dv_reg	revid2;
 	dv_reg	pwremu_mgmt;
 	dv_reg	mdr;
 };

 #define DAVINCI_UART_CTRL_BASE 0x28
 #define DAVINCI_UART0_CTRL_ADDR (DAVINCI_UART0_BASE + DAVINCI_UART_CTRL_BASE)
 #define DAVINCI_UART1_CTRL_ADDR (DAVINCI_UART1_BASE + DAVINCI_UART_CTRL_BASE)
 #define DAVINCI_UART2_CTRL_ADDR (DAVINCI_UART2_BASE + DAVINCI_UART_CTRL_BASE)

 #define davinci_uart0_ctrl_regs \
 	((struct davinci_uart_ctrl_regs *)DAVINCI_UART0_CTRL_ADDR)
 #define davinci_uart1_ctrl_regs \
 	((struct davinci_uart_ctrl_regs *)DAVINCI_UART1_CTRL_ADDR)
 #define davinci_uart2_ctrl_regs \
 	((struct davinci_uart_ctrl_regs *)DAVINCI_UART2_CTRL_ADDR)

 /* UART PWREMU_MGMT definitions */
 #define DAVINCI_UART_PWREMU_MGMT_FREE	(1 << 0)
 #define DAVINCI_UART_PWREMU_MGMT_URRST	(1 << 13)
 #define DAVINCI_UART_PWREMU_MGMT_UTRST	(1 << 14)

 static inline int cpu_is_da830(void)
 {
 	unsigned int jtag_id	= REG(JTAG_ID_REG);
 	unsigned short part_no	= (jtag_id >> 12) & 0xffff;

 	return ((part_no == 0xb7df) ? 1 : 0);
 }
 static inline int cpu_is_da850(void)
 {
 	unsigned int jtag_id    = REG(JTAG_ID_REG);
 	unsigned short part_no  = (jtag_id >> 12) & 0xffff;

 	return ((part_no == 0xb7d1) ? 1 : 0);
 }

 static inline enum davinci_clk_ids get_async3_src(void)
 {
 	return (REG(&davinci_syscfg_regs->cfgchip3) & 0x10) ?
 			DAVINCI_PLL1_SYSCLK2 : DAVINCI_PLL0_SYSCLK2;
 }

 #endif /* !__ASSEMBLY__ */

 #endif /* __ASM_ARCH_HARDWARE_H */
	/* SPDX-License-Identifier: GPL-2.0+ */
	/*
	* Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
	*
	* Based on:
	*
	* -------------------------------------------------------------------------
	*
	* linux/include/asm-arm/arch-davinci/hardware.h
	*
	* Copyright (C) 2006 Texas Instruments.
	*/
	#ifndef __ASM_ARCH_HARDWARE_H
	#define __ASM_ARCH_HARDWARE_H

	#include <linux/sizes.h>

	#define REG(addr) ((volatile unsigned int )(addr))
	#define REG_P(addr) ((volatile unsigned int *)(addr))

	#ifndef __ASSEMBLY__
	typedef volatile unsigned int dv_reg;
	typedef volatile unsigned int * dv_reg_p;
	#endif

	#define DAVINCI_UART0_BASE 0x01c42000
	#define DAVINCI_UART1_BASE 0x01d0c000
	#define DAVINCI_UART2_BASE 0x01d0d000
	#define DAVINCI_I2C0_BASE 0x01c22000
	#define DAVINCI_I2C1_BASE 0x01e28000
	#define DAVINCI_TIMER0_BASE 0x01c20000
	#define DAVINCI_TIMER1_BASE 0x01c21000
	#define DAVINCI_WDOG_BASE 0x01c21000
	#define DAVINCI_RTC_BASE 0x01c23000
	#define DAVINCI_PLL_CNTRL0_BASE 0x01c11000
	#define DAVINCI_PLL_CNTRL1_BASE 0x01e1a000
	#define DAVINCI_PSC0_BASE 0x01c10000
	#define DAVINCI_PSC1_BASE 0x01e27000
	#define DAVINCI_SPI0_BASE 0x01c41000
	#define DAVINCI_USB_OTG_BASE 0x01e00000
	#define DAVINCI_SPI1_BASE (cpu_is_da830() ? \
	0x01e12000 : 0x01f0e000)
	#define DAVINCI_GPIO_BASE 0x01e26000
	#define DAVINCI_EMAC_CNTRL_REGS_BASE 0x01e23000
	#define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE 0x01e22000
	#define DAVINCI_EMAC_WRAPPER_RAM_BASE 0x01e20000
	#define DAVINCI_MDIO_CNTRL_REGS_BASE 0x01e24000
	#define DAVINCI_SYSCFG1_BASE 0x01e2c000
	#define DAVINCI_MMC_SD0_BASE 0x01c40000
	#define DAVINCI_MMC_SD1_BASE 0x01e1b000
	#define DAVINCI_TIMER2_BASE 0x01f0c000
	#define DAVINCI_TIMER3_BASE 0x01f0d000
	#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x68000000
	#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x40000000
	#define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE 0x60000000
	#define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE 0x62000000
	#define DAVINCI_ASYNC_EMIF_DATA_CE4_BASE 0x64000000
	#define DAVINCI_ASYNC_EMIF_DATA_CE5_BASE 0x66000000
	#define DAVINCI_DDR_EMIF_CTRL_BASE 0xb0000000
	#define DAVINCI_DDR_EMIF_DATA_BASE 0xc0000000
	#define DAVINCI_INTC_BASE 0xfffee000
	#define DAVINCI_BOOTCFG_BASE 0x01c14000
	#define DAVINCI_LCD_CNTL_BASE 0x01e13000
	#define DAVINCI_L3CBARAM_BASE 0x80000000
	#define JTAG_ID_REG (DAVINCI_BOOTCFG_BASE + 0x18)
	#define CHIP_REV_ID_REG (DAVINCI_BOOTCFG_BASE + 0x24)
	#define HOST1CFG (DAVINCI_BOOTCFG_BASE + 0x44)
	#define PSC0_MDCTL (DAVINCI_PSC0_BASE + 0xa00)

	#define GPIO_BANK0_REG_DIR_ADDR (DAVINCI_GPIO_BASE + 0x10)
	#define GPIO_BANK0_REG_OPDATA_ADDR (DAVINCI_GPIO_BASE + 0x14)
	#define GPIO_BANK0_REG_SET_ADDR (DAVINCI_GPIO_BASE + 0x18)
	#define GPIO_BANK0_REG_CLR_ADDR (DAVINCI_GPIO_BASE + 0x1c)
	#define GPIO_BANK2_REG_DIR_ADDR (DAVINCI_GPIO_BASE + 0x38)
	#define GPIO_BANK2_REG_OPDATA_ADDR (DAVINCI_GPIO_BASE + 0x3c)
	#define GPIO_BANK2_REG_SET_ADDR (DAVINCI_GPIO_BASE + 0x40)
	#define GPIO_BANK2_REG_CLR_ADDR (DAVINCI_GPIO_BASE + 0x44)
	#define GPIO_BANK6_REG_DIR_ADDR (DAVINCI_GPIO_BASE + 0x88)
	#define GPIO_BANK6_REG_OPDATA_ADDR (DAVINCI_GPIO_BASE + 0x8c)
	#define GPIO_BANK6_REG_SET_ADDR (DAVINCI_GPIO_BASE + 0x90)
	#define GPIO_BANK6_REG_CLR_ADDR (DAVINCI_GPIO_BASE + 0x94)

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

	#define DAVINCI_LPSC_TPCC 0
	#define DAVINCI_LPSC_TPTC0 1
	#define DAVINCI_LPSC_TPTC1 2
	#define DAVINCI_LPSC_AEMIF 3
	#define DAVINCI_LPSC_SPI0 4
	#define DAVINCI_LPSC_MMC_SD 5
	#define DAVINCI_LPSC_AINTC 6
	#define DAVINCI_LPSC_ARM_RAM_ROM 7
	#define DAVINCI_LPSC_SECCTL_KEYMGR 8
	#define DAVINCI_LPSC_UART0 9
	#define DAVINCI_LPSC_SCR0 10
	#define DAVINCI_LPSC_SCR1 11
	#define DAVINCI_LPSC_SCR2 12
	#define DAVINCI_LPSC_DMAX 13
	#define DAVINCI_LPSC_ARM 14
	#define DAVINCI_LPSC_GEM 15

	/* for LPSCs in PSC1, offset from 32 for differentiation */
	#define DAVINCI_LPSC_PSC1_BASE 32
	#define DAVINCI_LPSC_USB20 (DAVINCI_LPSC_PSC1_BASE + 1)
	#define DAVINCI_LPSC_USB11 (DAVINCI_LPSC_PSC1_BASE + 2)
	#define DAVINCI_LPSC_GPIO (DAVINCI_LPSC_PSC1_BASE + 3)
	#define DAVINCI_LPSC_UHPI (DAVINCI_LPSC_PSC1_BASE + 4)
	#define DAVINCI_LPSC_EMAC (DAVINCI_LPSC_PSC1_BASE + 5)
	#define DAVINCI_LPSC_DDR_EMIF (DAVINCI_LPSC_PSC1_BASE + 6)
	#define DAVINCI_LPSC_McASP0 (DAVINCI_LPSC_PSC1_BASE + 7)
	#define DAVINCI_LPSC_SPI1 (DAVINCI_LPSC_PSC1_BASE + 10)
	#define DAVINCI_LPSC_I2C1 (DAVINCI_LPSC_PSC1_BASE + 11)
	#define DAVINCI_LPSC_UART1 (DAVINCI_LPSC_PSC1_BASE + 12)
	#define DAVINCI_LPSC_UART2 (DAVINCI_LPSC_PSC1_BASE + 13)
	#define DAVINCI_LPSC_LCDC (DAVINCI_LPSC_PSC1_BASE + 16)
	#define DAVINCI_LPSC_ePWM (DAVINCI_LPSC_PSC1_BASE + 17)
	#define DAVINCI_LPSC_MMCSD1 (DAVINCI_LPSC_PSC1_BASE + 18)
	#define DAVINCI_LPSC_eCAP (DAVINCI_LPSC_PSC1_BASE + 20)
	#define DAVINCI_LPSC_L3_CBA_RAM (DAVINCI_LPSC_PSC1_BASE + 31)

	/* DA830-specific peripherals */
	#define DAVINCI_LPSC_McASP1 (DAVINCI_LPSC_PSC1_BASE + 8)
	#define DAVINCI_LPSC_McASP2 (DAVINCI_LPSC_PSC1_BASE + 9)
	#define DAVINCI_LPSC_eQEP (DAVINCI_LPSC_PSC1_BASE + 21)
	#define DAVINCI_LPSC_SCR8 (DAVINCI_LPSC_PSC1_BASE + 24)
	#define DAVINCI_LPSC_SCR7 (DAVINCI_LPSC_PSC1_BASE + 25)
	#define DAVINCI_LPSC_SCR12 (DAVINCI_LPSC_PSC1_BASE + 26)

	/* DA850-specific peripherals */
	#define DAVINCI_LPSC_TPCC1 (DAVINCI_LPSC_PSC1_BASE + 0)
	#define DAVINCI_LPSC_SATA (DAVINCI_LPSC_PSC1_BASE + 8)
	#define DAVINCI_LPSC_VPIF (DAVINCI_LPSC_PSC1_BASE + 9)
	#define DAVINCI_LPSC_McBSP0 (DAVINCI_LPSC_PSC1_BASE + 14)
	#define DAVINCI_LPSC_McBSP1 (DAVINCI_LPSC_PSC1_BASE + 15)
	#define DAVINCI_LPSC_MMC_SD1 (DAVINCI_LPSC_PSC1_BASE + 18)
	#define DAVINCI_LPSC_uPP (DAVINCI_LPSC_PSC1_BASE + 19)
	#define DAVINCI_LPSC_TPTC2 (DAVINCI_LPSC_PSC1_BASE + 21)
	#define DAVINCI_LPSC_SCR_F0 (DAVINCI_LPSC_PSC1_BASE + 24)
	#define DAVINCI_LPSC_SCR_F1 (DAVINCI_LPSC_PSC1_BASE + 25)
	#define DAVINCI_LPSC_SCR_F2 (DAVINCI_LPSC_PSC1_BASE + 26)
	#define DAVINCI_LPSC_SCR_F6 (DAVINCI_LPSC_PSC1_BASE + 27)
	#define DAVINCI_LPSC_SCR_F7 (DAVINCI_LPSC_PSC1_BASE + 28)
	#define DAVINCI_LPSC_SCR_F8 (DAVINCI_LPSC_PSC1_BASE + 29)
	#define DAVINCI_LPSC_BR_F7 (DAVINCI_LPSC_PSC1_BASE + 30)

	#ifndef __ASSEMBLY__
	void lpsc_on(unsigned int id);
	void lpsc_syncreset(unsigned int id);
	void lpsc_disable(unsigned int id);
	void dsp_on(void);

	void davinci_enable_uart0(void);
	void davinci_enable_emac(void);
	void davinci_enable_i2c(void);
	void davinci_errata_workarounds(void);

	#define PSC_ENABLE 0x3
	#define PSC_DISABLE 0x2
	#define PSC_SYNCRESET 0x1
	#define PSC_SWRSTDISABLE 0x0

	#define PSC_PSC0_MODULE_ID_CNT 16
	#define PSC_PSC1_MODULE_ID_CNT 32

	#define UART0_PWREMU_MGMT (0x01c42030)

	struct davinci_psc_regs {
	dv_reg revid;
	dv_reg rsvd0[71];
	dv_reg ptcmd;
	dv_reg rsvd1;
	dv_reg ptstat;
	dv_reg rsvd2[437];
	union {
	struct {
	dv_reg mdstat[PSC_PSC0_MODULE_ID_CNT];
	dv_reg rsvd3[112];
	dv_reg mdctl[PSC_PSC0_MODULE_ID_CNT];
	} psc0;
	struct {
	dv_reg mdstat[PSC_PSC1_MODULE_ID_CNT];
	dv_reg rsvd3[96];
	dv_reg mdctl[PSC_PSC1_MODULE_ID_CNT];
	} psc1;
	};
	};

	#define davinci_psc0_regs ((struct davinci_psc_regs *)DAVINCI_PSC0_BASE)
	#define davinci_psc1_regs ((struct davinci_psc_regs *)DAVINCI_PSC1_BASE)

	#define PSC_MDSTAT_STATE 0x3f
	#define PSC_MDCTL_NEXT 0x07

	struct davinci_pllc_regs {
	dv_reg revid;
	dv_reg rsvd1[56];
	dv_reg rstype;
	dv_reg rsvd2[6];
	dv_reg pllctl;
	dv_reg ocsel;
	dv_reg rsvd3[2];
	dv_reg pllm;
	dv_reg prediv;
	dv_reg plldiv1;
	dv_reg plldiv2;
	dv_reg plldiv3;
	dv_reg oscdiv;
	dv_reg postdiv;
	dv_reg rsvd4[3];
	dv_reg pllcmd;
	dv_reg pllstat;
	dv_reg alnctl;
	dv_reg dchange;
	dv_reg cken;
	dv_reg ckstat;
	dv_reg systat;
	dv_reg rsvd5[3];
	dv_reg plldiv4;
	dv_reg plldiv5;
	dv_reg plldiv6;
	dv_reg plldiv7;
	dv_reg rsvd6[32];
	dv_reg emucnt0;
	dv_reg emucnt1;
	};

	#define davinci_pllc0_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL0_BASE)
	#define davinci_pllc1_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL1_BASE)
	#define DAVINCI_PLLC_DIV_MASK 0x1f

	/*
	* A clock ID is a 32-bit number where bit 16 represents the PLL controller
	* (clear is PLLC0, set is PLLC1) and the low 16 bits represent the divisor,
	* counting from 1. Clock IDs may be passed to clk_get().
	*/

	/* flags to select PLL controller */
	#define DAVINCI_PLLC0_FLAG (0)
	#define DAVINCI_PLLC1_FLAG (1 << 16)

	enum davinci_clk_ids {
	/*
	* Clock IDs for PLL outputs. Each may be switched on/off
	* independently, and each may map to one or more peripherals.
	*/
	DAVINCI_PLL0_SYSCLK2 = DAVINCI_PLLC0_FLAG \| 2,
	DAVINCI_PLL0_SYSCLK4 = DAVINCI_PLLC0_FLAG \| 4,
	DAVINCI_PLL0_SYSCLK6 = DAVINCI_PLLC0_FLAG \| 6,
	DAVINCI_PLL1_SYSCLK1 = DAVINCI_PLLC1_FLAG \| 1,
	DAVINCI_PLL1_SYSCLK2 = DAVINCI_PLLC1_FLAG \| 2,

	/* map peripherals to clock IDs */
	DAVINCI_ARM_CLKID = DAVINCI_PLL0_SYSCLK6,
	DAVINCI_DDR_CLKID = DAVINCI_PLL1_SYSCLK1,
	DAVINCI_MDIO_CLKID = DAVINCI_PLL0_SYSCLK4,
	DAVINCI_MMC_CLKID = DAVINCI_PLL0_SYSCLK2,
	DAVINCI_SPI0_CLKID = DAVINCI_PLL0_SYSCLK2,
	DAVINCI_MMCSD_CLKID = DAVINCI_PLL0_SYSCLK2,

	/* special clock ID - output of PLL multiplier */
	DAVINCI_PLLM_CLKID = 0x0FF,

	/* special clock ID - output of PLL post divisor */
	DAVINCI_PLLC_CLKID = 0x100,

	/* special clock ID - PLL bypass */
	DAVINCI_AUXCLK_CLKID = 0x101,
	};

	#define DAVINCI_UART2_CLKID (cpu_is_da830() ? DAVINCI_PLL0_SYSCLK2 \
	: get_async3_src())

	#define DAVINCI_SPI1_CLKID (cpu_is_da830() ? DAVINCI_PLL0_SYSCLK2 \
	: get_async3_src())

	int clk_get(enum davinci_clk_ids id);

	/* Boot config */
	struct davinci_syscfg_regs {
	dv_reg revid;
	dv_reg rsvd[7];
	dv_reg bootcfg;
	dv_reg chiprevidr;
	dv_reg rsvd2[4];
	dv_reg kick0;
	dv_reg kick1;
	dv_reg rsvd1[52];
	dv_reg mstpri[3];
	dv_reg rsvd3;
	dv_reg pinmux[20];
	dv_reg suspsrc;
	dv_reg chipsig;
	dv_reg chipsig_clr;
	dv_reg cfgchip0;
	dv_reg cfgchip1;
	dv_reg cfgchip2;
	dv_reg cfgchip3;
	dv_reg cfgchip4;
	};

	#define davinci_syscfg_regs \
	((struct davinci_syscfg_regs *)DAVINCI_BOOTCFG_BASE)

	enum {
	DAVINCI_NAND8_BOOT = 0b001110,
	DAVINCI_NAND16_BOOT = 0b010000,
	DAVINCI_SD_OR_MMC_BOOT = 0b011100,
	DAVINCI_MMC_ONLY_BOOT = 0b111100,
	DAVINCI_SPI0_FLASH_BOOT = 0b001010,
	DAVINCI_SPI1_FLASH_BOOT = 0b001100,
	};

	#define pinmux(x) (&davinci_syscfg_regs->pinmux[x])

	/* Emulation suspend bits */
	#define DAVINCI_SYSCFG_SUSPSRC_EMAC (1 << 5)
	#define DAVINCI_SYSCFG_SUSPSRC_I2C (1 << 16)
	#define DAVINCI_SYSCFG_SUSPSRC_SPI0 (1 << 21)
	#define DAVINCI_SYSCFG_SUSPSRC_SPI1 (1 << 22)
	#define DAVINCI_SYSCFG_SUSPSRC_UART0 (1 << 18)
	#define DAVINCI_SYSCFG_SUSPSRC_UART1 (1 << 19)
	#define DAVINCI_SYSCFG_SUSPSRC_UART2 (1 << 20)
	#define DAVINCI_SYSCFG_SUSPSRC_TIMER0 (1 << 27)

	struct davinci_syscfg1_regs {
	dv_reg vtpio_ctl;
	dv_reg ddr_slew;
	dv_reg deepsleep;
	dv_reg pupd_ena;
	dv_reg pupd_sel;
	dv_reg rxactive;
	dv_reg pwrdwn;
	};

	#define davinci_syscfg1_regs \
	((struct davinci_syscfg1_regs *)DAVINCI_SYSCFG1_BASE)

	#define DDR_SLEW_CMOSEN_BIT 4
	#define DDR_SLEW_DDR_PDENA_BIT 5

	#define VTP_POWERDWN (1 << 6)
	#define VTP_LOCK (1 << 7)
	#define VTP_CLKRZ (1 << 13)
	#define VTP_READY (1 << 15)
	#define VTP_IOPWRDWN (1 << 14)

	#define DV_SYSCFG_KICK0_UNLOCK 0x83e70b13
	#define DV_SYSCFG_KICK1_UNLOCK 0x95a4f1e0

	/* Interrupt controller */
	struct davinci_aintc_regs {
	dv_reg revid;
	dv_reg cr;
	dv_reg dummy0[2];
	dv_reg ger;
	dv_reg dummy1[219];
	dv_reg ecr1;
	dv_reg ecr2;
	dv_reg ecr3;
	dv_reg dummy2[1117];
	dv_reg hier;
	};

	#define davinci_aintc_regs ((struct davinci_aintc_regs *)DAVINCI_INTC_BASE)

	struct davinci_uart_ctrl_regs {
	dv_reg revid1;
	dv_reg revid2;
	dv_reg pwremu_mgmt;
	dv_reg mdr;
	};

	#define DAVINCI_UART_CTRL_BASE 0x28
	#define DAVINCI_UART0_CTRL_ADDR (DAVINCI_UART0_BASE + DAVINCI_UART_CTRL_BASE)
	#define DAVINCI_UART1_CTRL_ADDR (DAVINCI_UART1_BASE + DAVINCI_UART_CTRL_BASE)
	#define DAVINCI_UART2_CTRL_ADDR (DAVINCI_UART2_BASE + DAVINCI_UART_CTRL_BASE)

	#define davinci_uart0_ctrl_regs \
	((struct davinci_uart_ctrl_regs *)DAVINCI_UART0_CTRL_ADDR)
	#define davinci_uart1_ctrl_regs \
	((struct davinci_uart_ctrl_regs *)DAVINCI_UART1_CTRL_ADDR)
	#define davinci_uart2_ctrl_regs \
	((struct davinci_uart_ctrl_regs *)DAVINCI_UART2_CTRL_ADDR)

	/* UART PWREMU_MGMT definitions */
	#define DAVINCI_UART_PWREMU_MGMT_FREE (1 << 0)
	#define DAVINCI_UART_PWREMU_MGMT_URRST (1 << 13)
	#define DAVINCI_UART_PWREMU_MGMT_UTRST (1 << 14)

	static inline int cpu_is_da830(void)
	{
	unsigned int jtag_id = REG(JTAG_ID_REG);
	unsigned short part_no = (jtag_id >> 12) & 0xffff;

	return ((part_no == 0xb7df) ? 1 : 0);
	}
	static inline int cpu_is_da850(void)
	{
	unsigned int jtag_id = REG(JTAG_ID_REG);
	unsigned short part_no = (jtag_id >> 12) & 0xffff;

	return ((part_no == 0xb7d1) ? 1 : 0);
	}

	static inline enum davinci_clk_ids get_async3_src(void)
	{
	return (REG(&davinci_syscfg_regs->cfgchip3) & 0x10) ?
	DAVINCI_PLL1_SYSCLK2 : DAVINCI_PLL0_SYSCLK2;
	}

	#endif /* !__ASSEMBLY__ */

	#endif /* __ASM_ARCH_HARDWARE_H */