1 /* 2 * UniPhier UMC (Universal Memory Controller) registers 3 * 4 * Copyright (C) 2011-2014 Panasonic Corporation 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #ifndef ARCH_UMC_REGS_H 10 #define ARCH_UMC_REGS_H 11 12 #define UMC_BASE 0x5b800000 13 14 /* SSIF registers */ 15 #define UMC_SSIF_BASE UMC_BASE 16 17 #define UMC_CPURST 0x00000700 18 #define UMC_IDSRST 0x0000070C 19 #define UMC_IXMRST 0x00000714 20 #define UMC_HDMRST 0x00000718 21 #define UMC_MDMRST 0x0000071C 22 #define UMC_HDDRST 0x00000720 23 #define UMC_MDDRST 0x00000724 24 #define UMC_SIORST 0x00000728 25 #define UMC_GIORST 0x0000072C 26 #define UMC_HD2RST 0x00000734 27 #define UMC_VIORST 0x0000073C 28 #define UMC_FRCRST 0x00000748 /* LD4/sLD8 */ 29 #define UMC_DVCRST 0x00000748 /* Pro4 */ 30 #define UMC_RGLRST 0x00000750 31 #define UMC_VPERST 0x00000758 32 #define UMC_AIORST 0x00000764 33 #define UMC_DMDRST 0x00000770 34 35 #define UMC_HDMCHSEL 0x00000898 36 #define UMC_MDMCHSEL 0x0000089C 37 #define UMC_DVCCHSEL 0x000008C8 38 #define UMC_DMDCHSEL 0x000008F0 39 40 #define UMC_CLKEN_SSIF_FETCH 0x0000C060 41 #define UMC_CLKEN_SSIF_COMQUE0 0x0000C064 42 #define UMC_CLKEN_SSIF_COMWC0 0x0000C068 43 #define UMC_CLKEN_SSIF_COMRC0 0x0000C06C 44 #define UMC_CLKEN_SSIF_COMQUE1 0x0000C070 45 #define UMC_CLKEN_SSIF_COMWC1 0x0000C074 46 #define UMC_CLKEN_SSIF_COMRC1 0x0000C078 47 #define UMC_CLKEN_SSIF_WC 0x0000C07C 48 #define UMC_CLKEN_SSIF_RC 0x0000C080 49 #define UMC_CLKEN_SSIF_DST 0x0000C084 50 51 /* CA registers */ 52 #define UMC_CA_BASE(ch) (UMC_BASE + 0x00001000 + 0x00001000 * (ch)) 53 54 /* DRAM controller registers */ 55 #define UMC_DRAMCONT_BASE(ch) (UMC_BASE + 0x00400000 + 0x00200000 * (ch)) 56 57 #define UMC_CMDCTLA 0x00000000 58 #define UMC_CMDCTLB 0x00000004 59 #define UMC_INITCTLA 0x00000008 60 #define UMC_INITCTLB 0x0000000C 61 #define UMC_INITCTLC 0x00000010 62 #define UMC_INITSET 0x00000014 63 #define UMC_INITSTAT 0x00000018 64 #define UMC_DRMMR0 0x0000001C 65 #define UMC_DRMMR1 0x00000020 66 #define UMC_DRMMR2 0x00000024 67 #define UMC_DRMMR3 0x00000028 68 #define UMC_SPCCTLA 0x00000030 69 #define UMC_SPCCTLB 0x00000034 70 #define UMC_SPCSETA 0x00000038 71 #define UMC_SPCSETB 0x0000003C 72 #define UMC_SPCSETC 0x00000040 73 #define UMC_SPCSETD 0x00000044 74 #define UMC_SPCSTATA 0x00000050 75 #define UMC_SPCSTATB 0x00000054 76 #define UMC_SPCSTATC 0x00000058 77 #define UMC_ACSSETA 0x00000060 78 #define UMC_FLOWCTLA 0x00000400 79 #define UMC_FLOWCTLB 0x00000404 80 #define UMC_FLOWCTLC 0x00000408 81 #define UMC_FLOWCTLG 0x00000508 82 #define UMC_RDATACTL_D0 0x00000600 83 #define UMC_WDATACTL_D0 0x00000604 84 #define UMC_RDATACTL_D1 0x00000608 85 #define UMC_WDATACTL_D1 0x0000060C 86 #define UMC_DATASET 0x00000610 87 #define UMC_DCCGCTL 0x00000720 88 #define UMC_DICGCTLA 0x00000724 89 #define UMC_DICGCTLB 0x00000728 90 #define UMC_DIOCTLA 0x00000C00 91 #define UMC_DFICUPDCTLA 0x00000C20 92 93 #ifndef __ASSEMBLY__ 94 95 #include <linux/types.h> 96 97 static inline void umc_polling(u32 address, u32 expval, u32 mask) 98 { 99 u32 nmask = ~mask; 100 u32 data; 101 do { 102 data = readl(address) & nmask; 103 } while (data != expval); 104 } 105 106 static inline void umc_dram_init_start(void __iomem *dramcont) 107 { 108 writel(0x00000002, dramcont + UMC_INITSET); 109 } 110 111 static inline void umc_dram_init_poll(void __iomem *dramcont) 112 { 113 while ((readl(dramcont + UMC_INITSTAT) & 0x00000002)) 114 ; 115 } 116 117 #endif 118 119 #endif 120