1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (C) 2011 Andes Technology Corporation 4 * Macpaul Lin, Andes Technology Corporation <macpaul (at) andestech.com> 5 */ 6 7 /* FTAHBC020S - AHB Controller (Arbiter/Decoder) definitions */ 8 #ifndef __FTAHBC020S_H 9 #define __FTAHBC202S_H 10 11 /* Registers Offsets */ 12 13 /* 14 * AHB Slave BSR, offset: n * 4, n=0~31 15 */ 16 #ifndef __ASSEMBLY__ 17 struct ftahbc02s { 18 unsigned int s_bsr[32]; /* 0x00-0x7c - Slave n Base/Size Reg */ 19 unsigned int pcr; /* 0x80 - Priority Ctrl Reg */ 20 unsigned int tcrg; /* 0x84 - Transfer Ctrl Reg */ 21 unsigned int cr; /* 0x88 - Ctrl Reg */ 22 }; 23 #endif /* __ASSEMBLY__ */ 24 25 /* 26 * FTAHBC020S_SLAVE_BSR - Slave n Base / Size Register 27 */ 28 #define FTAHBC020S_SLAVE_BSR_BASE(x) (((x) & 0xfff) << 20) 29 #define FTAHBC020S_SLAVE_BSR_SIZE(x) (((x) & 0xf) << 16) 30 /* The value of b(16:19)SLAVE_BSR_SIZE: 1M-2048M, must be power of 2 */ 31 #define FTAHBC020S_BSR_SIZE(x) (ffs(x) - 1) /* size of Addr Space */ 32 33 /* 34 * FTAHBC020S_PCR - Priority Control Register 35 */ 36 #define FTAHBC020S_PCR_PLEVEL_(x) (1 << (x)) /* x: 1-15 */ 37 38 /* 39 * FTAHBC020S_CR - Interrupt Control Register 40 */ 41 #define FTAHBC020S_CR_INTSTS (1 << 24) 42 #define FTAHBC020S_CR_RESP(x) (((x) & 0x3) << 20) 43 #define FTAHBC020S_CR_INTSMASK (1 << 16) 44 #define FTAHBC020S_CR_REMAP (1 << 0) 45 46 #endif /* __FTAHBC020S_H */ 47
