u-boot/arch/arm/include/asm/arch-spear/spr_emi.h

39 lines
618 B
C
Raw Normal View History

/*
* (C) Copyright 2009
* Ryan CHEN, ST Micoelectronics, ryan.chen@st.com
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __SPEAR_EMI_H__
#define __SPEAR_EMI_H__
#ifdef CONFIG_SPEAR_EMI
struct emi_bank_regs {
u32 tap;
u32 tsdp;
u32 tdpw;
u32 tdpr;
u32 tdcs;
u32 control;
};
struct emi_regs {
struct emi_bank_regs bank_regs[CONFIG_SYS_MAX_FLASH_BANKS];
u32 tout;
u32 ack;
u32 irq;
};
#define EMI_ACKMSK 0x40
/* control register definitions */
#define EMI_CNTL_ENBBYTEW (1 << 2)
#define EMI_CNTL_ENBBYTER (1 << 3)
#define EMI_CNTL_ENBBYTERW (EMI_CNTL_ENBBYTER | EMI_CNTL_ENBBYTEW)
#endif
#endif