u-boot/arch/arm/include/asm/arch-am33xx/cpu.h
Ilya Yanok 7df5cf35de am33xx: init OTG hardware and new musb gadget driver
AM33xx has support for dual port MUSB OTG controller. This patch
adds initialization for the controller using new MUSB gadget
driver and ether gadget.

Signed-off-by: Ilya Yanok <ilya.yanok@cogentembedded.com>
2012-11-20 00:16:07 +01:00

294 lines
9.4 KiB
C

/*
* cpu.h
*
* AM33xx specific header file
*
* Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
*
* 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 program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
* GNU General Public License for more details.
*/
#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 family */
#define AM335X 0xB944
#define DEVICE_ID 0x44E10600
/* 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))
/* Reset control */
#ifdef CONFIG_AM33XX
#define PRM_RSTCTRL 0x44E00F00
#define PRM_RSTST 0x44E00F08
#endif
#define PRM_RSTCTRL_RESET 0x01
#define PRM_RSTST_WARM_RESET_MASK 0x232
#ifndef __KERNEL_STRICT_NAMES
#ifndef __ASSEMBLY__
/* 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 resv7[2];
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 */
};
/* Encapsulating Display pll registers */
struct cm_dpll {
unsigned int resv1[2];
unsigned int clktimer2clk; /* offset 0x08 */
};
/* 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 */
};
/* RTC Registers */
struct rtc_regs {
unsigned int res[21];
unsigned int osc; /* offset 0x54 */
unsigned int res2[5];
unsigned int kick0r; /* offset 0x6c */
unsigned int kick1r; /* offset 0x70 */
};
/* 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 */
};
/* 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 */
};
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL_STRICT_NAMES */
#endif /* _AM33XX_CPU_H */