1 /* 2 * (C) Copyright 2009 3 * Ryan CHEN, ST Micoelectronics, ryan.chen@st.com 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #ifndef __SPEAR_EMI_H__ 9 #define __SPEAR_EMI_H__ 10 11 #ifdef CONFIG_SPEAR_EMI 12 13 struct emi_bank_regs { 14 u32 tap; 15 u32 tsdp; 16 u32 tdpw; 17 u32 tdpr; 18 u32 tdcs; 19 u32 control; 20 }; 21 22 struct emi_regs { 23 struct emi_bank_regs bank_regs[CONFIG_SYS_MAX_FLASH_BANKS]; 24 u32 tout; 25 u32 ack; 26 u32 irq; 27 }; 28 29 #define EMI_ACKMSK 0x40 30 31 /* control register definitions */ 32 #define EMI_CNTL_ENBBYTEW (1 << 2) 33 #define EMI_CNTL_ENBBYTER (1 << 3) 34 #define EMI_CNTL_ENBBYTERW (EMI_CNTL_ENBBYTER | EMI_CNTL_ENBBYTEW) 35 36 #endif 37 38 #endif 39