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/*
* Cirrus Logic EP93xx register definitions.
*
* Copyright (C) 2013
* Sergey Kostanbaev <sergey.kostanbaev <at> fairwaves.ru>
*
* Copyright (C) 2009
* Matthias Kaehlcke <matthias@kaehlcke.net>
*
* Copyright (C) 2006
* Dominic Rath <Dominic.Rath@gmx.de>
*
* Copyright (C) 2004, 2005
* Cory T. Tusar, Videon Central, Inc., <ctusar@videon-central.com>
*
* Based in large part on linux/include/asm-arm/arch-ep93xx/regmap.h, which is
*
* Copyright (C) 2004 Ray Lehtiniemi
* Copyright (C) 2003 Cirrus Logic, Inc
* Copyright (C) 1999 ARM Limited.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#define EP93XX_AHB_BASE 0x80000000
#define EP93XX_APB_BASE 0x80800000
/*
* 0x80000000 - 0x8000FFFF: DMA
*/
#define DMA_OFFSET 0x000000
#define DMA_BASE (EP93XX_AHB_BASE | DMA_OFFSET)
#ifndef __ASSEMBLY__
struct dma_channel {
uint32_t control;
uint32_t interrupt;
uint32_t ppalloc;
uint32_t status;
uint32_t reserved0;
uint32_t remain;
uint32_t reserved1[2];
uint32_t maxcnt0;
uint32_t base0;
uint32_t current0;
uint32_t reserved2;
uint32_t maxcnt1;
uint32_t base1;
uint32_t current1;
uint32_t reserved3;
};
struct dma_regs {
struct dma_channel m2p_channel_0;
struct dma_channel m2p_channel_1;
struct dma_channel m2p_channel_2;
struct dma_channel m2p_channel_3;
struct dma_channel m2m_channel_0;
struct dma_channel m2m_channel_1;
struct dma_channel reserved0[2];
struct dma_channel m2p_channel_5;
struct dma_channel m2p_channel_4;
struct dma_channel m2p_channel_7;
struct dma_channel m2p_channel_6;
struct dma_channel m2p_channel_9;
struct dma_channel m2p_channel_8;
uint32_t channel_arbitration;
uint32_t reserved[15];
uint32_t global_interrupt;
};
#endif
/*
* 0x80010000 - 0x8001FFFF: Ethernet MAC
*/
#define MAC_OFFSET 0x010000
#define MAC_BASE (EP93XX_AHB_BASE | MAC_OFFSET)
#ifndef __ASSEMBLY__
struct mac_queue {
uint32_t badd;
union { /* deal with half-word aligned registers */
uint32_t blen;
union {
uint16_t filler;
uint16_t curlen;
};
};
uint32_t curadd;
};
struct mac_regs {
uint32_t rxctl;
uint32_t txctl;
uint32_t testctl;
uint32_t reserved0;
uint32_t miicmd;
uint32_t miidata;
uint32_t miists;
uint32_t reserved1;
uint32_t selfctl;
uint32_t inten;
uint32_t intstsp;
uint32_t intstsc;
uint32_t reserved2[2];
uint32_t diagad;
uint32_t diagdata;
uint32_t gt;
uint32_t fct;
uint32_t fcf;
uint32_t afp;
union {
struct {
uint32_t indad;
uint32_t indad_upper;
};
uint32_t hashtbl;
};
uint32_t reserved3[2];
uint32_t giintsts;
uint32_t giintmsk;
uint32_t giintrosts;
uint32_t giintfrc;
uint32_t txcollcnt;
uint32_t rxmissnct;
uint32_t rxruntcnt;
uint32_t reserved4;
uint32_t bmctl;
uint32_t bmsts;
uint32_t rxbca;
uint32_t reserved5;
struct mac_queue rxdq;
uint32_t rxdqenq;
struct mac_queue rxstsq;
uint32_t rxstsqenq;
struct mac_queue txdq;
uint32_t txdqenq;
struct mac_queue txstsq;
uint32_t reserved6;
uint32_t rxbufthrshld;
uint32_t txbufthrshld;
uint32_t rxststhrshld;
uint32_t txststhrshld;
uint32_t rxdthrshld;
uint32_t txdthrshld;
uint32_t maxfrmlen;
uint32_t maxhdrlen;
};
#endif
#define SELFCTL_RWP (1 << 7)
#define SELFCTL_GPO0 (1 << 5)
#define SELFCTL_PUWE (1 << 4)
#define SELFCTL_PDWE (1 << 3)
#define SELFCTL_MIIL (1 << 2)
#define SELFCTL_RESET (1 << 0)
#define INTSTS_RWI (1 << 30)
#define INTSTS_RXMI (1 << 29)
#define INTSTS_RXBI (1 << 28)
#define INTSTS_RXSQI (1 << 27)
#define INTSTS_TXLEI (1 << 26)
#define INTSTS_ECIE (1 << 25)
#define INTSTS_TXUHI (1 << 24)
#define INTSTS_MOI (1 << 18)
#define INTSTS_TXCOI (1 << 17)
#define INTSTS_RXROI (1 << 16)
#define INTSTS_MIII (1 << 12)
#define INTSTS_PHYI (1 << 11)
#define INTSTS_TI (1 << 10)
#define INTSTS_AHBE (1 << 8)
#define INTSTS_OTHER (1 << 4)
#define INTSTS_TXSQ (1 << 3)
#define INTSTS_RXSQ (1 << 2)
#define BMCTL_MT (1 << 13)
#define BMCTL_TT (1 << 12)
#define BMCTL_UNH (1 << 11)
#define BMCTL_TXCHR (1 << 10)
#define BMCTL_TXDIS (1 << 9)
#define BMCTL_TXEN (1 << 8)
#define BMCTL_EH2 (1 << 6)
#define BMCTL_EH1 (1 << 5)
#define BMCTL_EEOB (1 << 4)
#define BMCTL_RXCHR (1 << 2)
#define BMCTL_RXDIS (1 << 1)
#define BMCTL_RXEN (1 << 0)
#define BMSTS_TXACT (1 << 7)
#define BMSTS_TP (1 << 4)
#define BMSTS_RXACT (1 << 3)
#define BMSTS_QID_MASK 0x07
#define BMSTS_QID_RXDATA 0x00
#define BMSTS_QID_TXDATA 0x01
#define BMSTS_QID_RXSTS 0x02
#define BMSTS_QID_TXSTS 0x03
#define BMSTS_QID_RXDESC 0x04
#define BMSTS_QID_TXDESC 0x05
#define AFP_MASK 0x07
#define AFP_IAPRIMARY 0x00
#define AFP_IASECONDARY1 0x01
#define AFP_IASECONDARY2 0x02
#define AFP_IASECONDARY3 0x03
#define AFP_TX 0x06
#define AFP_HASH 0x07
#define RXCTL_PAUSEA (1 << 20)
#define RXCTL_RXFCE1 (1 << 19)
#define RXCTL_RXFCE0 (1 << 18)
#define RXCTL_BCRC (1 << 17)
#define RXCTL_SRXON (1 << 16)
#define RXCTL_RCRCA (1 << 13)
#define RXCTL_RA (1 << 12)
#define RXCTL_PA (1 << 11)
#define RXCTL_BA (1 << 10)
#define RXCTL_MA (1 << 9)
#define RXCTL_IAHA (1 << 8)
#define RXCTL_IA3 (1 << 3)
#define RXCTL_IA2 (1 << 2)
#define RXCTL_IA1 (1 << 1)
#define RXCTL_IA0 (1 << 0)
#define TXCTL_DEFDIS (1 << 7)
#define TXCTL_MBE (1 << 6)
#define TXCTL_ICRC (1 << 5)
#define TXCTL_TPD (1 << 4)
#define TXCTL_OCOLL (1 << 3)
#define TXCTL_SP (1 << 2)
#define TXCTL_PB (1 << 1)
#define TXCTL_STXON (1 << 0)
#define MIICMD_REGAD_MASK (0x001F)
#define MIICMD_PHYAD_MASK (0x03E0)
#define MIICMD_OPCODE_MASK (0xC000)
#define MIICMD_PHYAD_8950 (0x0000)
#define MIICMD_OPCODE_READ (0x8000)
#define MIICMD_OPCODE_WRITE (0x4000)
#define MIISTS_BUSY (1 << 0)
/*
* 0x80020000 - 0x8002FFFF: USB OHCI
*/
#define USB_OFFSET 0x020000
#define USB_BASE (EP93XX_AHB_BASE | USB_OFFSET)
/*
* 0x80030000 - 0x8003FFFF: Raster engine
*/
#if (defined(CONFIG_EP9307) || defined(CONFIG_EP9312) || defined(CONFIG_EP9315))
#define RASTER_OFFSET 0x030000
#define RASTER_BASE (EP93XX_AHB_BASE | RASTER_OFFSET)
#endif
/*
* 0x80040000 - 0x8004FFFF: Graphics accelerator
*/
#if defined(CONFIG_EP9315)
#define GFX_OFFSET 0x040000
#define GFX_BASE (EP93XX_AHB_BASE | GFX_OFFSET)
#endif
/*
* 0x80050000 - 0x8005FFFF: Reserved
*/
/*
* 0x80060000 - 0x8006FFFF: SDRAM controller
*/
#define SDRAM_OFFSET 0x060000
#define SDRAM_BASE (EP93XX_AHB_BASE | SDRAM_OFFSET)
#ifndef __ASSEMBLY__
struct sdram_regs {
uint32_t reserved;
uint32_t glconfig;
uint32_t refrshtimr;
uint32_t bootsts;
uint32_t devcfg0;
uint32_t devcfg1;
uint32_t devcfg2;
uint32_t devcfg3;
};
#endif
#define SDRAM_DEVCFG_EXTBUSWIDTH (1 << 2)
#define SDRAM_DEVCFG_BANKCOUNT (1 << 3)
#define SDRAM_DEVCFG_SROMLL (1 << 5)
#define SDRAM_DEVCFG_CASLAT_2 0x00010000
#define SDRAM_DEVCFG_RASTOCAS_2 0x00200000
#define SDRAM_OFF_GLCONFIG 0x0004
#define SDRAM_OFF_REFRSHTIMR 0x0008
#define SDRAM_OFF_DEVCFG0 0x0010
#define SDRAM_OFF_DEVCFG1 0x0014
#define SDRAM_OFF_DEVCFG2 0x0018
#define SDRAM_OFF_DEVCFG3 0x001C
#define SDRAM_DEVCFG0_BASE 0xC0000000
#define SDRAM_DEVCFG1_BASE 0xD0000000
#define SDRAM_DEVCFG2_BASE 0xE0000000
#define SDRAM_DEVCFG3_ASD0_BASE 0xF0000000
#define SDRAM_DEVCFG3_ASD1_BASE 0x00000000
#define GLCONFIG_INIT (1 << 0)
#define GLCONFIG_MRS (1 << 1)
#define GLCONFIG_SMEMBUSY (1 << 5)
#define GLCONFIG_LCR (1 << 6)
#define GLCONFIG_REARBEN (1 << 7)
#define GLCONFIG_CLKSHUTDOWN (1 << 30)
#define GLCONFIG_CKE (1 << 31)
#define EP93XX_SDRAMCTRL 0x80060000
#define EP93XX_SDRAMCTRL_GLOBALCFG_INIT 0x00000001
#define EP93XX_SDRAMCTRL_GLOBALCFG_MRS 0x00000002
#define EP93XX_SDRAMCTRL_GLOBALCFG_SMEMBUSY 0x00000020
#define EP93XX_SDRAMCTRL_GLOBALCFG_LCR 0x00000040
#define EP93XX_SDRAMCTRL_GLOBALCFG_REARBEN 0x00000080
#define EP93XX_SDRAMCTRL_GLOBALCFG_CLKSHUTDOWN 0x40000000
#define EP93XX_SDRAMCTRL_GLOBALCFG_CKE 0x80000000
#define EP93XX_SDRAMCTRL_REFRESH_MASK 0x0000FFFF
#define EP93XX_SDRAMCTRL_BOOTSTATUS_WIDTH_32 0x00000002
#define EP93XX_SDRAMCTRL_BOOTSTATUS_WIDTH_16 0x00000001
#define EP93XX_SDRAMCTRL_BOOTSTATUS_WIDTH_8 0x00000000
#define EP93XX_SDRAMCTRL_BOOTSTATUS_WIDTH_MASK 0x00000003
#define EP93XX_SDRAMCTRL_BOOTSTATUS_MEDIA 0x00000004
#define EP93XX_SDRAMCTRL_DEVCFG_EXTBUSWIDTH 0x00000004
#define EP93XX_SDRAMCTRL_DEVCFG_BANKCOUNT 0x00000008
#define EP93XX_SDRAMCTRL_DEVCFG_SROM512 0x00000010
#define EP93XX_SDRAMCTRL_DEVCFG_SROMLL 0x00000020
#define EP93XX_SDRAMCTRL_DEVCFG_2KPAGE 0x00000040
#define EP93XX_SDRAMCTRL_DEVCFG_SFCONFIGADDR 0x00000080
#define EP93XX_SDRAMCTRL_DEVCFG_CASLAT_MASK 0x00070000
#define EP93XX_SDRAMCTRL_DEVCFG_CASLAT_2 0x00010000
#define EP93XX_SDRAMCTRL_DEVCFG_CASLAT_3 0x00020000
#define EP93XX_SDRAMCTRL_DEVCFG_CASLAT_4 0x00030000
#define EP93XX_SDRAMCTRL_DEVCFG_CASLAT_5 0x00040000
#define EP93XX_SDRAMCTRL_DEVCFG_CASLAT_6 0x00050000
#define EP93XX_SDRAMCTRL_DEVCFG_CASLAT_7 0x00060000
#define EP93XX_SDRAMCTRL_DEVCFG_CASLAT_8 0x00070000
#define EP93XX_SDRAMCTRL_DEVCFG_WBL 0x00080000
#define EP93XX_SDRAMCTRL_DEVCFG_RASTOCAS_MASK 0x00300000
#define EP93XX_SDRAMCTRL_DEVCFG_RASTOCAS_2 0x00200000
#define EP93XX_SDRAMCTRL_DEVCFG_RASTOCAS_3 0x00300000
#define EP93XX_SDRAMCTRL_DEVCFG_AUTOPRECHARGE 0x01000000
/*
* 0x80070000 - 0x8007FFFF: Reserved
*/
/*
* 0x80080000 - 0x8008FFFF: SRAM controller & PCMCIA
*/
#define SMC_OFFSET 0x080000
#define SMC_BASE (EP93XX_AHB_BASE | SMC_OFFSET)
#ifndef __ASSEMBLY__
struct smc_regs {
uint32_t bcr0;
uint32_t bcr1;
uint32_t bcr2;
uint32_t bcr3;
uint32_t reserved0[2];
uint32_t bcr6;
uint32_t bcr7;
#if defined(CONFIG_EP9315)
uint32_t pcattribute;
uint32_t pccommon;
uint32_t pcio;
uint32_t reserved1[5];
uint32_t pcmciactrl;
#endif
};
#endif
#define EP93XX_OFF_SMCBCR0 0x00
#define EP93XX_OFF_SMCBCR1 0x04
#define EP93XX_OFF_SMCBCR2 0x08
#define EP93XX_OFF_SMCBCR3 0x0C
#define EP93XX_OFF_SMCBCR6 0x18
#define EP93XX_OFF_SMCBCR7 0x1C
#define SMC_BCR_IDCY_SHIFT 0
#define SMC_BCR_WST1_SHIFT 5
#define SMC_BCR_BLE (1 << 10)
#define SMC_BCR_WST2_SHIFT 11
#define SMC_BCR_MW_SHIFT 28
/*
* 0x80090000 - 0x8009FFFF: Boot ROM
*/
/*
* 0x800A0000 - 0x800AFFFF: IDE interface
*/
/*
* 0x800B0000 - 0x800BFFFF: VIC1
*/
/*
* 0x800C0000 - 0x800CFFFF: VIC2
*/
/*
* 0x800D0000 - 0x800FFFFF: Reserved
*/
/*
* 0x80800000 - 0x8080FFFF: Reserved
*/
/*
* 0x80810000 - 0x8081FFFF: Timers
*/
#define TIMER_OFFSET 0x010000
#define TIMER_BASE (EP93XX_APB_BASE | TIMER_OFFSET)
#ifndef __ASSEMBLY__
struct timer {
uint32_t load;
uint32_t value;
uint32_t control;
uint32_t clear;
};
struct timer4 {
uint32_t value_low;
uint32_t value_high;
};
struct timer_regs {
struct timer timer1;
uint32_t reserved0[4];
struct timer timer2;
uint32_t reserved1[12];
struct timer4 timer4;
uint32_t reserved2[6];
struct timer timer3;
};
#endif
/*
* 0x80820000 - 0x8082FFFF: I2S
*/
#define I2S_OFFSET 0x020000
#define I2S_BASE (EP93XX_APB_BASE | I2S_OFFSET)
/*
* 0x80830000 - 0x8083FFFF: Security
*/
#define SECURITY_OFFSET 0x030000
#define SECURITY_BASE (EP93XX_APB_BASE | SECURITY_OFFSET)
#define EXTENSIONID (SECURITY_BASE + 0x2714)
/*
* 0x80840000 - 0x8084FFFF: GPIO
*/
#define GPIO_OFFSET 0x040000
#define GPIO_BASE (EP93XX_APB_BASE | GPIO_OFFSET)
#ifndef __ASSEMBLY__
struct gpio_int {
uint32_t inttype1;
uint32_t inttype2;
uint32_t eoi;
uint32_t inten;
uint32_t intsts;
uint32_t rawintsts;
uint32_t db;
};
struct gpio_regs {
uint32_t padr;
uint32_t pbdr;
uint32_t pcdr;
uint32_t pddr;
uint32_t paddr;
uint32_t pbddr;
uint32_t pcddr;
uint32_t pdddr;
uint32_t pedr;
uint32_t peddr;
uint32_t reserved0[2];
uint32_t pfdr;
uint32_t pfddr;
uint32_t pgdr;
uint32_t pgddr;
uint32_t phdr;
uint32_t phddr;
uint32_t reserved1;
uint32_t finttype1;
uint32_t finttype2;
uint32_t reserved2;
struct gpio_int pfint;
uint32_t reserved3[10];
struct gpio_int paint;
struct gpio_int pbint;
uint32_t eedrive;
};
#endif
#define EP93XX_LED_DATA 0x80840020
#define EP93XX_LED_GREEN_ON 0x0001
#define EP93XX_LED_RED_ON 0x0002
#define EP93XX_LED_DDR 0x80840024
#define EP93XX_LED_GREEN_ENABLE 0x0001
#define EP93XX_LED_RED_ENABLE 0x00020000
/*
* 0x80850000 - 0x8087FFFF: Reserved
*/
/*
* 0x80880000 - 0x8088FFFF: AAC
*/
#define AAC_OFFSET 0x080000
#define AAC_BASE (EP93XX_APB_BASE | AAC_OFFSET)
/*
* 0x80890000 - 0x8089FFFF: Reserved
*/
/*
* 0x808A0000 - 0x808AFFFF: SPI
*/
#define SPI_OFFSET 0x0A0000
#define SPI_BASE (EP93XX_APB_BASE | SPI_OFFSET)
/*
* 0x808B0000 - 0x808BFFFF: IrDA
*/
#define IRDA_OFFSET 0x0B0000
#define IRDA_BASE (EP93XX_APB_BASE | IRDA_OFFSET)
/*
* 0x808C0000 - 0x808CFFFF: UART1
*/
#define UART1_OFFSET 0x0C0000
#define UART1_BASE (EP93XX_APB_BASE | UART1_OFFSET)
/*
* 0x808D0000 - 0x808DFFFF: UART2
*/
#define UART2_OFFSET 0x0D0000
#define UART2_BASE (EP93XX_APB_BASE | UART2_OFFSET)
/*
* 0x808E0000 - 0x808EFFFF: UART3
*/
#define UART3_OFFSET 0x0E0000
#define UART3_BASE (EP93XX_APB_BASE | UART3_OFFSET)
/*
* 0x808F0000 - 0x808FFFFF: Key Matrix
*/
#define KEY_OFFSET 0x0F0000
#define KEY_BASE (EP93XX_APB_BASE | KEY_OFFSET)
/*
* 0x80900000 - 0x8090FFFF: Touchscreen
*/
#define TOUCH_OFFSET 0x900000
#define TOUCH_BASE (EP93XX_APB_BASE | TOUCH_OFFSET)
/*
* 0x80910000 - 0x8091FFFF: Pulse Width Modulation
*/
#define PWM_OFFSET 0x910000
#define PWM_BASE (EP93XX_APB_BASE | PWM_OFFSET)
/*
* 0x80920000 - 0x8092FFFF: Real time clock
*/
#define RTC_OFFSET 0x920000
#define RTC_BASE (EP93XX_APB_BASE | RTC_OFFSET)
/*
* 0x80930000 - 0x8093FFFF: Syscon
*/
#define SYSCON_OFFSET 0x930000
#define SYSCON_BASE (EP93XX_APB_BASE | SYSCON_OFFSET)
/* Security */
#define SECURITY_EXTENSIONID 0x80832714
#ifndef __ASSEMBLY__
struct syscon_regs {
uint32_t pwrsts;
uint32_t pwrcnt;
uint32_t halt;
uint32_t stby;
uint32_t reserved0[2];
uint32_t teoi;
uint32_t stfclr;
uint32_t clkset1;
uint32_t clkset2;
uint32_t reserved1[6];
uint32_t scratch0;
uint32_t scratch1;
uint32_t reserved2[2];
uint32_t apbwait;
uint32_t bustmstrarb;
uint32_t bootmodeclr;
uint32_t reserved3[9];
uint32_t devicecfg;
uint32_t vidclkdiv;
uint32_t mirclkdiv;
uint32_t i2sclkdiv;
uint32_t keytchclkdiv;
uint32_t chipid;
uint32_t reserved4;
uint32_t syscfg;
uint32_t reserved5[8];
uint32_t sysswlock;
};
#else
#define SYSCON_SCRATCH0 (SYSCON_BASE + 0x0040)
#endif
#define SYSCON_OFF_CLKSET1 0x0020
#define SYSCON_OFF_SYSCFG 0x009c
#define SYSCON_PWRCNT_UART_BAUD (1 << 29)
#define SYSCON_PWRCNT_USH_EN (1 << 28)
#define SYSCON_CLKSET_PLL_X2IPD_SHIFT 0
#define SYSCON_CLKSET_PLL_X2FBD2_SHIFT 5
#define SYSCON_CLKSET_PLL_X1FBD1_SHIFT 11
#define SYSCON_CLKSET_PLL_PS_SHIFT 16
#define SYSCON_CLKSET1_PCLK_DIV_SHIFT 18
#define SYSCON_CLKSET1_HCLK_DIV_SHIFT 20
#define SYSCON_CLKSET1_NBYP1 (1 << 23)
#define SYSCON_CLKSET1_FCLK_DIV_SHIFT 25
#define SYSCON_CLKSET2_PLL2_EN (1 << 18)
#define SYSCON_CLKSET2_NBYP2 (1 << 19)
#define SYSCON_CLKSET2_USB_DIV_SHIFT 28
#define SYSCON_CHIPID_REV_MASK 0xF0000000
#define SYSCON_DEVICECFG_SWRST (1 << 31)
#define SYSCON_SYSCFG_LASDO 0x00000020
/*
* 0x80930000 - 0x8093FFFF: Watchdog Timer
*/
#define WATCHDOG_OFFSET 0x940000
#define WATCHDOG_BASE (EP93XX_APB_BASE | WATCHDOG_OFFSET)
/*
* 0x80950000 - 0x9000FFFF: Reserved
*/
/*
* During low_level init we store memory layout in memory at specific location
*/
#define UBOOT_MEMORYCNF_BANK_SIZE 0x2000
#define UBOOT_MEMORYCNF_BANK_MASK 0x2004
#define UBOOT_MEMORYCNF_BANK_COUNT 0x2008