blob: 9febfa2719a94273efc8d90911ff38d302ba4535 [file] [log] [blame]
/*
* cpu.h
*
* AM33xx specific header file
*
* Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _AM33XX_CPU_H
#define _AM33XX_CPU_H
#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
#include <asm/types.h>
#endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */
#include <asm/arch/hardware.h>
#define BIT(x) (1 << x)
#define CL_BIT(x) (0 << x)
/* Timer register bits */
#define TCLR_ST BIT(0) /* Start=1 Stop=0 */
#define TCLR_AR BIT(1) /* Auto reload */
#define TCLR_PRE BIT(5) /* Pre-scaler enable */
#define TCLR_PTV_SHIFT (2) /* Pre-scaler shift value */
#define TCLR_PRE_DISABLE CL_BIT(5) /* Pre-scalar disable */
/* device type */
#define DEVICE_MASK (BIT(8) | BIT(9) | BIT(10))
#define TST_DEVICE 0x0
#define EMU_DEVICE 0x1
#define HS_DEVICE 0x2
#define GP_DEVICE 0x3
/* cpu-id for AM33XX and TI81XX family */
#define AM335X 0xB944
#define TI81XX 0xB81E
#define DEVICE_ID (CTRL_BASE + 0x0600)
#define DEVICE_ID_MASK 0x1FFF
/* MPU max frequencies */
#define AM335X_ZCZ_300 0x1FEF
#define AM335X_ZCZ_600 0x1FAF
#define AM335X_ZCZ_720 0x1F2F
#define AM335X_ZCZ_800 0x1E2F
#define AM335X_ZCZ_1000 0x1C2F
#define AM335X_ZCE_300 0x1FDF
#define AM335X_ZCE_600 0x1F9F
/* This gives the status of the boot mode pins on the evm */
#define SYSBOOT_MASK (BIT(0) | BIT(1) | BIT(2)\
| BIT(3) | BIT(4))
#define PRM_RSTCTRL_RESET 0x01
#define PRM_RSTST_WARM_RESET_MASK 0x232
/*
* Watchdog:
* Using the prescaler, the OMAP watchdog could go for many
* months before firing. These limits work without scaling,
* with the 60 second default assumed by most tools and docs.
*/
#define TIMER_MARGIN_MAX (24 * 60 * 60) /* 1 day */
#define TIMER_MARGIN_DEFAULT 60 /* 60 secs */
#define TIMER_MARGIN_MIN 1
#define PTV 0 /* prescale */
#define GET_WLDR_VAL(secs) (0xffffffff - ((secs) * (32768/(1<<PTV))) + 1)
#define WDT_WWPS_PEND_WCLR BIT(0)
#define WDT_WWPS_PEND_WLDR BIT(2)
#define WDT_WWPS_PEND_WTGR BIT(3)
#define WDT_WWPS_PEND_WSPR BIT(4)
#define WDT_WCLR_PRE BIT(5)
#define WDT_WCLR_PTV_OFF 2
#ifndef __KERNEL_STRICT_NAMES
#ifndef __ASSEMBLY__
struct gpmc_cs {
u32 config1; /* 0x00 */
u32 config2; /* 0x04 */
u32 config3; /* 0x08 */
u32 config4; /* 0x0C */
u32 config5; /* 0x10 */
u32 config6; /* 0x14 */
u32 config7; /* 0x18 */
u32 nand_cmd; /* 0x1C */
u32 nand_adr; /* 0x20 */
u32 nand_dat; /* 0x24 */
u8 res[8]; /* blow up to 0x30 byte */
};
struct bch_res_0_3 {
u32 bch_result_x[4];
};
struct gpmc {
u8 res1[0x10];
u32 sysconfig; /* 0x10 */
u8 res2[0x4];
u32 irqstatus; /* 0x18 */
u32 irqenable; /* 0x1C */
u8 res3[0x20];
u32 timeout_control; /* 0x40 */
u8 res4[0xC];
u32 config; /* 0x50 */
u32 status; /* 0x54 */
u8 res5[0x8]; /* 0x58 */
struct gpmc_cs cs[8]; /* 0x60, 0x90, .. */
u8 res6[0x14]; /* 0x1E0 */
u32 ecc_config; /* 0x1F4 */
u32 ecc_control; /* 0x1F8 */
u32 ecc_size_config; /* 0x1FC */
u32 ecc1_result; /* 0x200 */
u32 ecc2_result; /* 0x204 */
u32 ecc3_result; /* 0x208 */
u32 ecc4_result; /* 0x20C */
u32 ecc5_result; /* 0x210 */
u32 ecc6_result; /* 0x214 */
u32 ecc7_result; /* 0x218 */
u32 ecc8_result; /* 0x21C */
u32 ecc9_result; /* 0x220 */
u8 res7[12]; /* 0x224 */
u32 testmomde_ctrl; /* 0x230 */
u8 res8[12]; /* 0x234 */
struct bch_res_0_3 bch_result_0_3[2]; /* 0x240 */
};
/* Used for board specific gpmc initialization */
extern struct gpmc *gpmc_cfg;
#ifndef CONFIG_AM43XX
/* Encapsulating core pll registers */
struct cm_wkuppll {
unsigned int wkclkstctrl; /* offset 0x00 */
unsigned int wkctrlclkctrl; /* offset 0x04 */
unsigned int wkgpio0clkctrl; /* offset 0x08 */
unsigned int wkl4wkclkctrl; /* offset 0x0c */
unsigned int resv2[4];
unsigned int idlestdpllmpu; /* offset 0x20 */
unsigned int resv3[2];
unsigned int clkseldpllmpu; /* offset 0x2c */
unsigned int resv4[1];
unsigned int idlestdpllddr; /* offset 0x34 */
unsigned int resv5[2];
unsigned int clkseldpllddr; /* offset 0x40 */
unsigned int resv6[4];
unsigned int clkseldplldisp; /* offset 0x54 */
unsigned int resv7[1];
unsigned int idlestdpllcore; /* offset 0x5c */
unsigned int resv8[2];
unsigned int clkseldpllcore; /* offset 0x68 */
unsigned int resv9[1];
unsigned int idlestdpllper; /* offset 0x70 */
unsigned int resv10[2];
unsigned int clkdcoldodpllper; /* offset 0x7c */
unsigned int divm4dpllcore; /* offset 0x80 */
unsigned int divm5dpllcore; /* offset 0x84 */
unsigned int clkmoddpllmpu; /* offset 0x88 */
unsigned int clkmoddpllper; /* offset 0x8c */
unsigned int clkmoddpllcore; /* offset 0x90 */
unsigned int clkmoddpllddr; /* offset 0x94 */
unsigned int clkmoddplldisp; /* offset 0x98 */
unsigned int clkseldpllper; /* offset 0x9c */
unsigned int divm2dpllddr; /* offset 0xA0 */
unsigned int divm2dplldisp; /* offset 0xA4 */
unsigned int divm2dpllmpu; /* offset 0xA8 */
unsigned int divm2dpllper; /* offset 0xAC */
unsigned int resv11[1];
unsigned int wkup_uart0ctrl; /* offset 0xB4 */
unsigned int wkup_i2c0ctrl; /* offset 0xB8 */
unsigned int resv12[7];
unsigned int divm6dpllcore; /* offset 0xD8 */
};
/**
* Encapsulating peripheral functional clocks
* pll registers
*/
struct cm_perpll {
unsigned int l4lsclkstctrl; /* offset 0x00 */
unsigned int l3sclkstctrl; /* offset 0x04 */
unsigned int l4fwclkstctrl; /* offset 0x08 */
unsigned int l3clkstctrl; /* offset 0x0c */
unsigned int resv1;
unsigned int cpgmac0clkctrl; /* offset 0x14 */
unsigned int lcdclkctrl; /* offset 0x18 */
unsigned int usb0clkctrl; /* offset 0x1C */
unsigned int resv2;
unsigned int tptc0clkctrl; /* offset 0x24 */
unsigned int emifclkctrl; /* offset 0x28 */
unsigned int ocmcramclkctrl; /* offset 0x2c */
unsigned int gpmcclkctrl; /* offset 0x30 */
unsigned int mcasp0clkctrl; /* offset 0x34 */
unsigned int uart5clkctrl; /* offset 0x38 */
unsigned int mmc0clkctrl; /* offset 0x3C */
unsigned int elmclkctrl; /* offset 0x40 */
unsigned int i2c2clkctrl; /* offset 0x44 */
unsigned int i2c1clkctrl; /* offset 0x48 */
unsigned int spi0clkctrl; /* offset 0x4C */
unsigned int spi1clkctrl; /* offset 0x50 */
unsigned int resv3[3];
unsigned int l4lsclkctrl; /* offset 0x60 */
unsigned int l4fwclkctrl; /* offset 0x64 */
unsigned int mcasp1clkctrl; /* offset 0x68 */
unsigned int uart1clkctrl; /* offset 0x6C */
unsigned int uart2clkctrl; /* offset 0x70 */
unsigned int uart3clkctrl; /* offset 0x74 */
unsigned int uart4clkctrl; /* offset 0x78 */
unsigned int timer7clkctrl; /* offset 0x7C */
unsigned int timer2clkctrl; /* offset 0x80 */
unsigned int timer3clkctrl; /* offset 0x84 */
unsigned int timer4clkctrl; /* offset 0x88 */
unsigned int resv4[8];
unsigned int gpio1clkctrl; /* offset 0xAC */
unsigned int gpio2clkctrl; /* offset 0xB0 */
unsigned int gpio3clkctrl; /* offset 0xB4 */
unsigned int resv5;
unsigned int tpccclkctrl; /* offset 0xBC */
unsigned int dcan0clkctrl; /* offset 0xC0 */
unsigned int dcan1clkctrl; /* offset 0xC4 */
unsigned int resv6[2];
unsigned int emiffwclkctrl; /* offset 0xD0 */
unsigned int epwmss0clkctrl; /* offset 0xD4 */
unsigned int epwmss2clkctrl; /* offset 0xD8 */
unsigned int l3instrclkctrl; /* offset 0xDC */
unsigned int l3clkctrl; /* Offset 0xE0 */
unsigned int resv8[4];
unsigned int mmc1clkctrl; /* offset 0xF4 */
unsigned int mmc2clkctrl; /* offset 0xF8 */
unsigned int resv9[8];
unsigned int l4hsclkstctrl; /* offset 0x11C */
unsigned int l4hsclkctrl; /* offset 0x120 */
unsigned int resv10[8];
unsigned int cpswclkstctrl; /* offset 0x144 */
unsigned int lcdcclkstctrl; /* offset 0x148 */
};
/* Encapsulating Display pll registers */
struct cm_dpll {
unsigned int resv1[2];
unsigned int clktimer2clk; /* offset 0x08 */
unsigned int resv2[10];
unsigned int clklcdcpixelclk; /* offset 0x34 */
};
#else
/* Encapsulating core pll registers */
struct cm_wkuppll {
unsigned int resv0[136];
unsigned int wkl4wkclkctrl; /* offset 0x220 */
unsigned int resv1[55];
unsigned int wkclkstctrl; /* offset 0x300 */
unsigned int resv2[15];
unsigned int wkup_i2c0ctrl; /* offset 0x340 */
unsigned int resv3;
unsigned int wkup_uart0ctrl; /* offset 0x348 */
unsigned int resv4[5];
unsigned int wkctrlclkctrl; /* offset 0x360 */
unsigned int resv5;
unsigned int wkgpio0clkctrl; /* offset 0x368 */
unsigned int resv6[109];
unsigned int clkmoddpllcore; /* offset 0x520 */
unsigned int idlestdpllcore; /* offset 0x524 */
unsigned int resv61;
unsigned int clkseldpllcore; /* offset 0x52C */
unsigned int resv7[2];
unsigned int divm4dpllcore; /* offset 0x538 */
unsigned int divm5dpllcore; /* offset 0x53C */
unsigned int divm6dpllcore; /* offset 0x540 */
unsigned int resv8[7];
unsigned int clkmoddpllmpu; /* offset 0x560 */
unsigned int idlestdpllmpu; /* offset 0x564 */
unsigned int resv9;
unsigned int clkseldpllmpu; /* offset 0x56c */
unsigned int divm2dpllmpu; /* offset 0x570 */
unsigned int resv10[11];
unsigned int clkmoddpllddr; /* offset 0x5A0 */
unsigned int idlestdpllddr; /* offset 0x5A4 */
unsigned int resv11;
unsigned int clkseldpllddr; /* offset 0x5AC */
unsigned int divm2dpllddr; /* offset 0x5B0 */
unsigned int resv12[11];
unsigned int clkmoddpllper; /* offset 0x5E0 */
unsigned int idlestdpllper; /* offset 0x5E4 */
unsigned int resv13;
unsigned int clkseldpllper; /* offset 0x5EC */
unsigned int divm2dpllper; /* offset 0x5F0 */
unsigned int resv14[8];
unsigned int clkdcoldodpllper; /* offset 0x614 */
unsigned int resv15[2];
unsigned int clkmoddplldisp; /* offset 0x620 */
unsigned int resv16[2];
unsigned int clkseldplldisp; /* offset 0x62C */
unsigned int divm2dplldisp; /* offset 0x630 */
};
/*
* Encapsulating peripheral functional clocks
* pll registers
*/
struct cm_perpll {
unsigned int l3clkstctrl; /* offset 0x00 */
unsigned int resv0[7];
unsigned int l3clkctrl; /* Offset 0x20 */
unsigned int resv1[7];
unsigned int l3instrclkctrl; /* offset 0x40 */
unsigned int resv2[3];
unsigned int ocmcramclkctrl; /* offset 0x50 */
unsigned int resv3[9];
unsigned int tpccclkctrl; /* offset 0x78 */
unsigned int resv4;
unsigned int tptc0clkctrl; /* offset 0x80 */
unsigned int resv5[7];
unsigned int l4hsclkctrl; /* offset 0x0A0 */
unsigned int resv6;
unsigned int l4fwclkctrl; /* offset 0x0A8 */
unsigned int resv7[85];
unsigned int l3sclkstctrl; /* offset 0x200 */
unsigned int resv8[7];
unsigned int gpmcclkctrl; /* offset 0x220 */
unsigned int resv9[5];
unsigned int mcasp0clkctrl; /* offset 0x238 */
unsigned int resv10;
unsigned int mcasp1clkctrl; /* offset 0x240 */
unsigned int resv11;
unsigned int mmc2clkctrl; /* offset 0x248 */
unsigned int resv12[5];
unsigned int usb0clkctrl; /* offset 0x260 */
unsigned int resv13[103];
unsigned int l4lsclkstctrl; /* offset 0x400 */
unsigned int resv14[7];
unsigned int l4lsclkctrl; /* offset 0x420 */
unsigned int resv15;
unsigned int dcan0clkctrl; /* offset 0x428 */
unsigned int resv16;
unsigned int dcan1clkctrl; /* offset 0x430 */
unsigned int resv17[13];
unsigned int elmclkctrl; /* offset 0x468 */
unsigned int resv18[3];
unsigned int gpio1clkctrl; /* offset 0x478 */
unsigned int resv19;
unsigned int gpio2clkctrl; /* offset 0x480 */
unsigned int resv20;
unsigned int gpio3clkctrl; /* offset 0x488 */
unsigned int resv21[7];
unsigned int i2c1clkctrl; /* offset 0x4A8 */
unsigned int resv22;
unsigned int i2c2clkctrl; /* offset 0x4B0 */
unsigned int resv23[3];
unsigned int mmc0clkctrl; /* offset 0x4C0 */
unsigned int resv24;
unsigned int mmc1clkctrl; /* offset 0x4C8 */
unsigned int resv25[13];
unsigned int spi0clkctrl; /* offset 0x500 */
unsigned int resv26;
unsigned int spi1clkctrl; /* offset 0x508 */
unsigned int resv27[9];
unsigned int timer2clkctrl; /* offset 0x530 */
unsigned int resv28;
unsigned int timer3clkctrl; /* offset 0x538 */
unsigned int resv29;
unsigned int timer4clkctrl; /* offset 0x540 */
unsigned int resv30[5];
unsigned int timer7clkctrl; /* offset 0x558 */
unsigned int resv31[9];
unsigned int uart1clkctrl; /* offset 0x580 */
unsigned int resv32;
unsigned int uart2clkctrl; /* offset 0x588 */
unsigned int resv33;
unsigned int uart3clkctrl; /* offset 0x590 */
unsigned int resv34;
unsigned int uart4clkctrl; /* offset 0x598 */
unsigned int resv35;
unsigned int uart5clkctrl; /* offset 0x5A0 */
unsigned int resv36[87];
unsigned int emifclkstctrl; /* offset 0x700 */
unsigned int resv361[7];
unsigned int emifclkctrl; /* offset 0x720 */
unsigned int resv37[3];
unsigned int emiffwclkctrl; /* offset 0x730 */
unsigned int resv371;
unsigned int otfaemifclkctrl; /* offset 0x738 */
unsigned int resv38[57];
unsigned int lcdclkctrl; /* offset 0x820 */
unsigned int resv39[183];
unsigned int cpswclkstctrl; /* offset 0xB00 */
unsigned int resv40[7];
unsigned int cpgmac0clkctrl; /* offset 0xB20 */
};
struct cm_device_inst {
unsigned int cm_clkout1_ctrl;
unsigned int cm_dll_ctrl;
};
struct cm_dpll {
unsigned int resv1;
unsigned int clktimer2clk; /* offset 0x04 */
};
#endif /* CONFIG_AM43XX */
/* Control Module RTC registers */
struct cm_rtc {
unsigned int rtcclkctrl; /* offset 0x0 */
unsigned int clkstctrl; /* offset 0x4 */
};
/* Watchdog timer registers */
struct wd_timer {
unsigned int resv1[4];
unsigned int wdtwdsc; /* offset 0x010 */
unsigned int wdtwdst; /* offset 0x014 */
unsigned int wdtwisr; /* offset 0x018 */
unsigned int wdtwier; /* offset 0x01C */
unsigned int wdtwwer; /* offset 0x020 */
unsigned int wdtwclr; /* offset 0x024 */
unsigned int wdtwcrr; /* offset 0x028 */
unsigned int wdtwldr; /* offset 0x02C */
unsigned int wdtwtgr; /* offset 0x030 */
unsigned int wdtwwps; /* offset 0x034 */
unsigned int resv2[3];
unsigned int wdtwdly; /* offset 0x044 */
unsigned int wdtwspr; /* offset 0x048 */
unsigned int resv3[1];
unsigned int wdtwqeoi; /* offset 0x050 */
unsigned int wdtwqstar; /* offset 0x054 */
unsigned int wdtwqsta; /* offset 0x058 */
unsigned int wdtwqens; /* offset 0x05C */
unsigned int wdtwqenc; /* offset 0x060 */
unsigned int resv4[39];
unsigned int wdt_unfr; /* offset 0x100 */
};
/* Timer 32 bit registers */
struct gptimer {
unsigned int tidr; /* offset 0x00 */
unsigned char res1[12];
unsigned int tiocp_cfg; /* offset 0x10 */
unsigned char res2[12];
unsigned int tier; /* offset 0x20 */
unsigned int tistatr; /* offset 0x24 */
unsigned int tistat; /* offset 0x28 */
unsigned int tisr; /* offset 0x2c */
unsigned int tcicr; /* offset 0x30 */
unsigned int twer; /* offset 0x34 */
unsigned int tclr; /* offset 0x38 */
unsigned int tcrr; /* offset 0x3c */
unsigned int tldr; /* offset 0x40 */
unsigned int ttgr; /* offset 0x44 */
unsigned int twpc; /* offset 0x48 */
unsigned int tmar; /* offset 0x4c */
unsigned int tcar1; /* offset 0x50 */
unsigned int tscir; /* offset 0x54 */
unsigned int tcar2; /* offset 0x58 */
};
/* UART Registers */
struct uart_sys {
unsigned int resv1[21];
unsigned int uartsyscfg; /* offset 0x54 */
unsigned int uartsyssts; /* offset 0x58 */
};
/* VTP Registers */
struct vtp_reg {
unsigned int vtp0ctrlreg;
};
/* Control Status Register */
struct ctrl_stat {
unsigned int resv1[16];
unsigned int statusreg; /* ofset 0x40 */
unsigned int resv2[51];
unsigned int secure_emif_sdram_config; /* offset 0x0110 */
unsigned int resv3[319];
unsigned int dev_attr;
};
/* AM33XX GPIO registers */
#define OMAP_GPIO_REVISION 0x0000
#define OMAP_GPIO_SYSCONFIG 0x0010
#define OMAP_GPIO_SYSSTATUS 0x0114
#define OMAP_GPIO_IRQSTATUS1 0x002c
#define OMAP_GPIO_IRQSTATUS2 0x0030
#define OMAP_GPIO_CTRL 0x0130
#define OMAP_GPIO_OE 0x0134
#define OMAP_GPIO_DATAIN 0x0138
#define OMAP_GPIO_DATAOUT 0x013c
#define OMAP_GPIO_LEVELDETECT0 0x0140
#define OMAP_GPIO_LEVELDETECT1 0x0144
#define OMAP_GPIO_RISINGDETECT 0x0148
#define OMAP_GPIO_FALLINGDETECT 0x014c
#define OMAP_GPIO_DEBOUNCE_EN 0x0150
#define OMAP_GPIO_DEBOUNCE_VAL 0x0154
#define OMAP_GPIO_CLEARDATAOUT 0x0190
#define OMAP_GPIO_SETDATAOUT 0x0194
/* Control Device Register */
struct ctrl_dev {
unsigned int deviceid; /* offset 0x00 */
unsigned int resv1[7];
unsigned int usb_ctrl0; /* offset 0x20 */
unsigned int resv2;
unsigned int usb_ctrl1; /* offset 0x28 */
unsigned int resv3;
unsigned int macid0l; /* offset 0x30 */
unsigned int macid0h; /* offset 0x34 */
unsigned int macid1l; /* offset 0x38 */
unsigned int macid1h; /* offset 0x3c */
unsigned int resv4[4];
unsigned int miisel; /* offset 0x50 */
unsigned int resv5[106];
unsigned int efuse_sma; /* offset 0x1FC */
};
/* gmii_sel register defines */
#define GMII1_SEL_MII 0x0
#define GMII1_SEL_RMII 0x1
#define GMII1_SEL_RGMII 0x2
#define GMII2_SEL_MII 0x0
#define GMII2_SEL_RMII 0x4
#define GMII2_SEL_RGMII 0x8
#define RGMII1_IDMODE BIT(4)
#define RGMII2_IDMODE BIT(5)
#define RMII1_IO_CLK_EN BIT(6)
#define RMII2_IO_CLK_EN BIT(7)
#define MII_MODE_ENABLE (GMII1_SEL_MII | GMII2_SEL_MII)
#define RMII_MODE_ENABLE (GMII1_SEL_RMII | GMII2_SEL_RMII)
#define RGMII_MODE_ENABLE (GMII1_SEL_RGMII | GMII2_SEL_RGMII)
#define RGMII_INT_DELAY (RGMII1_IDMODE | RGMII2_IDMODE)
#define RMII_CHIPCKL_ENABLE (RMII1_IO_CLK_EN | RMII2_IO_CLK_EN)
/* PWMSS */
struct pwmss_regs {
unsigned int idver;
unsigned int sysconfig;
unsigned int clkconfig;
unsigned int clkstatus;
};
#define ECAP_CLK_EN BIT(0)
#define ECAP_CLK_STOP_REQ BIT(1)
struct pwmss_ecap_regs {
unsigned int tsctr;
unsigned int ctrphs;
unsigned int cap1;
unsigned int cap2;
unsigned int cap3;
unsigned int cap4;
unsigned int resv1[4];
unsigned short ecctl1;
unsigned short ecctl2;
};
/* Capture Control register 2 */
#define ECTRL2_SYNCOSEL_MASK (0x03 << 6)
#define ECTRL2_MDSL_ECAP BIT(9)
#define ECTRL2_CTRSTP_FREERUN BIT(4)
#define ECTRL2_PLSL_LOW BIT(10)
#define ECTRL2_SYNC_EN BIT(5)
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL_STRICT_NAMES */
#endif /* _AM33XX_CPU_H */