1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright 2009-2010, 2012 Freescale Semiconductor, Inc 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * QorIQ based Cache Controller Memory Mapped Registers 6*4882a593Smuzhiyun * 7*4882a593Smuzhiyun * Author: Vivek Mahajan <vivek.mahajan@freescale.com> 8*4882a593Smuzhiyun */ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #ifndef __FSL_85XX_CACHE_CTLR_H__ 11*4882a593Smuzhiyun #define __FSL_85XX_CACHE_CTLR_H__ 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #define L2CR_L2FI 0x40000000 /* L2 flash invalidate */ 14*4882a593Smuzhiyun #define L2CR_L2IO 0x00200000 /* L2 instruction only */ 15*4882a593Smuzhiyun #define L2CR_SRAM_ZERO 0x00000000 /* L2SRAM zero size */ 16*4882a593Smuzhiyun #define L2CR_SRAM_FULL 0x00010000 /* L2SRAM full size */ 17*4882a593Smuzhiyun #define L2CR_SRAM_HALF 0x00020000 /* L2SRAM half size */ 18*4882a593Smuzhiyun #define L2CR_SRAM_TWO_HALFS 0x00030000 /* L2SRAM two half sizes */ 19*4882a593Smuzhiyun #define L2CR_SRAM_QUART 0x00040000 /* L2SRAM one quarter size */ 20*4882a593Smuzhiyun #define L2CR_SRAM_TWO_QUARTS 0x00050000 /* L2SRAM two quarter size */ 21*4882a593Smuzhiyun #define L2CR_SRAM_EIGHTH 0x00060000 /* L2SRAM one eighth size */ 22*4882a593Smuzhiyun #define L2CR_SRAM_TWO_EIGHTH 0x00070000 /* L2SRAM two eighth size */ 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun #define L2SRAM_OPTIMAL_SZ_SHIFT 0x00000003 /* Optimum size for L2SRAM */ 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun #define L2SRAM_BAR_MSK_LO18 0xFFFFC000 /* Lower 18 bits */ 27*4882a593Smuzhiyun #define L2SRAM_BARE_MSK_HI4 0x0000000F /* Upper 4 bits */ 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun enum cache_sram_lock_ways { 30*4882a593Smuzhiyun LOCK_WAYS_ZERO, 31*4882a593Smuzhiyun LOCK_WAYS_EIGHTH, 32*4882a593Smuzhiyun LOCK_WAYS_TWO_EIGHTH, 33*4882a593Smuzhiyun LOCK_WAYS_HALF = 4, 34*4882a593Smuzhiyun LOCK_WAYS_FULL = 8, 35*4882a593Smuzhiyun }; 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun struct mpc85xx_l2ctlr { 38*4882a593Smuzhiyun u32 ctl; /* 0x000 - L2 control */ 39*4882a593Smuzhiyun u8 res1[0xC]; 40*4882a593Smuzhiyun u32 ewar0; /* 0x010 - External write address 0 */ 41*4882a593Smuzhiyun u32 ewarea0; /* 0x014 - External write address extended 0 */ 42*4882a593Smuzhiyun u32 ewcr0; /* 0x018 - External write ctrl */ 43*4882a593Smuzhiyun u8 res2[4]; 44*4882a593Smuzhiyun u32 ewar1; /* 0x020 - External write address 1 */ 45*4882a593Smuzhiyun u32 ewarea1; /* 0x024 - External write address extended 1 */ 46*4882a593Smuzhiyun u32 ewcr1; /* 0x028 - External write ctrl 1 */ 47*4882a593Smuzhiyun u8 res3[4]; 48*4882a593Smuzhiyun u32 ewar2; /* 0x030 - External write address 2 */ 49*4882a593Smuzhiyun u32 ewarea2; /* 0x034 - External write address extended 2 */ 50*4882a593Smuzhiyun u32 ewcr2; /* 0x038 - External write ctrl 2 */ 51*4882a593Smuzhiyun u8 res4[4]; 52*4882a593Smuzhiyun u32 ewar3; /* 0x040 - External write address 3 */ 53*4882a593Smuzhiyun u32 ewarea3; /* 0x044 - External write address extended 3 */ 54*4882a593Smuzhiyun u32 ewcr3; /* 0x048 - External write ctrl 3 */ 55*4882a593Smuzhiyun u8 res5[0xB4]; 56*4882a593Smuzhiyun u32 srbar0; /* 0x100 - SRAM base address 0 */ 57*4882a593Smuzhiyun u32 srbarea0; /* 0x104 - SRAM base addr reg ext address 0 */ 58*4882a593Smuzhiyun u32 srbar1; /* 0x108 - SRAM base address 1 */ 59*4882a593Smuzhiyun u32 srbarea1; /* 0x10C - SRAM base addr reg ext address 1 */ 60*4882a593Smuzhiyun u8 res6[0xCF0]; 61*4882a593Smuzhiyun u32 errinjhi; /* 0xE00 - Error injection mask high */ 62*4882a593Smuzhiyun u32 errinjlo; /* 0xE04 - Error injection mask low */ 63*4882a593Smuzhiyun u32 errinjctl; /* 0xE08 - Error injection tag/ecc control */ 64*4882a593Smuzhiyun u8 res7[0x14]; 65*4882a593Smuzhiyun u32 captdatahi; /* 0xE20 - Error data high capture */ 66*4882a593Smuzhiyun u32 captdatalo; /* 0xE24 - Error data low capture */ 67*4882a593Smuzhiyun u32 captecc; /* 0xE28 - Error syndrome */ 68*4882a593Smuzhiyun u8 res8[0x14]; 69*4882a593Smuzhiyun u32 errdet; /* 0xE40 - Error detect */ 70*4882a593Smuzhiyun u32 errdis; /* 0xE44 - Error disable */ 71*4882a593Smuzhiyun u32 errinten; /* 0xE48 - Error interrupt enable */ 72*4882a593Smuzhiyun u32 errattr; /* 0xE4c - Error attribute capture */ 73*4882a593Smuzhiyun u32 erradrrl; /* 0xE50 - Error address capture low */ 74*4882a593Smuzhiyun u32 erradrrh; /* 0xE54 - Error address capture high */ 75*4882a593Smuzhiyun u32 errctl; /* 0xE58 - Error control */ 76*4882a593Smuzhiyun u8 res9[0x1A4]; 77*4882a593Smuzhiyun }; 78*4882a593Smuzhiyun 79*4882a593Smuzhiyun struct sram_parameters { 80*4882a593Smuzhiyun unsigned int sram_size; 81*4882a593Smuzhiyun phys_addr_t sram_offset; 82*4882a593Smuzhiyun }; 83*4882a593Smuzhiyun 84*4882a593Smuzhiyun extern int instantiate_cache_sram(struct platform_device *dev, 85*4882a593Smuzhiyun struct sram_parameters sram_params); 86*4882a593Smuzhiyun extern void remove_cache_sram(struct platform_device *dev); 87*4882a593Smuzhiyun 88*4882a593Smuzhiyun #endif /* __FSL_85XX_CACHE_CTLR_H__ */ 89