1 /* 2 * keystone2: common pll clock definitions 3 * (C) Copyright 2012-2014 4 * Texas Instruments Incorporated, <www.ti.com> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #ifndef _CLOCK_DEFS_H_ 10 #define _CLOCK_DEFS_H_ 11 12 #include <asm/arch/hardware.h> 13 14 /* PLL Control Registers */ 15 struct pllctl_regs { 16 u32 ctl; /* 00 */ 17 u32 ocsel; /* 04 */ 18 u32 secctl; /* 08 */ 19 u32 resv0; 20 u32 mult; /* 10 */ 21 u32 prediv; /* 14 */ 22 u32 div1; /* 18 */ 23 u32 div2; /* 1c */ 24 u32 div3; /* 20 */ 25 u32 oscdiv1; /* 24 */ 26 u32 resv1; /* 28 */ 27 u32 bpdiv; /* 2c */ 28 u32 wakeup; /* 30 */ 29 u32 resv2; 30 u32 cmd; /* 38 */ 31 u32 stat; /* 3c */ 32 u32 alnctl; /* 40 */ 33 u32 dchange; /* 44 */ 34 u32 cken; /* 48 */ 35 u32 ckstat; /* 4c */ 36 u32 systat; /* 50 */ 37 u32 ckctl; /* 54 */ 38 u32 resv3[2]; 39 u32 div4; /* 60 */ 40 u32 div5; /* 64 */ 41 u32 div6; /* 68 */ 42 u32 div7; /* 6c */ 43 u32 div8; /* 70 */ 44 u32 div9; /* 74 */ 45 u32 div10; /* 78 */ 46 u32 div11; /* 7c */ 47 u32 div12; /* 80 */ 48 }; 49 50 static struct pllctl_regs *pllctl_regs[] = { 51 (struct pllctl_regs *)(KS2_CLOCK_BASE + 0x100) 52 }; 53 54 #define pllctl_reg(pll, reg) (&(pllctl_regs[pll]->reg)) 55 #define pllctl_reg_read(pll, reg) __raw_readl(pllctl_reg(pll, reg)) 56 #define pllctl_reg_write(pll, reg, val) __raw_writel(val, pllctl_reg(pll, reg)) 57 58 #define pllctl_reg_rmw(pll, reg, mask, val) \ 59 pllctl_reg_write(pll, reg, \ 60 (pllctl_reg_read(pll, reg) & ~(mask)) | val) 61 62 #define pllctl_reg_setbits(pll, reg, mask) \ 63 pllctl_reg_rmw(pll, reg, 0, mask) 64 65 #define pllctl_reg_clrbits(pll, reg, mask) \ 66 pllctl_reg_rmw(pll, reg, mask, 0) 67 68 #define pll0div_read(N) ((pllctl_reg_read(CORE_PLL, div##N) & 0xff) + 1) 69 70 /* PLLCTL Bits */ 71 #define PLLCTL_PLLENSRC_SHIF 5 72 #define PLLCTL_PLLENSRC_MASK BIT(5) 73 #define PLLCTL_PLLRST_SHIFT 3 74 #define PLLCTL_PLLRST_MASK BIT(3) 75 #define PLLCTL_PLLPWRDN_SHIFT 1 76 #define PLLCTL_PLLPWRDN_MASK BIT(1) 77 #define PLLCTL_PLLEN_SHIFT 0 78 #define PLLCTL_PLLEN_MASK BIT(0) 79 80 /* SECCTL Bits */ 81 #define SECCTL_BYPASS_SHIFT 23 82 #define SECCTL_BYPASS_MASK BIT(23) 83 #define SECCTL_OP_DIV_SHIFT 19 84 #define SECCTL_OP_DIV_MASK (0xf << 19) 85 86 /* PLLM Bits */ 87 #define PLLM_MULT_LO_SHIFT 0 88 #define PLLM_MULT_LO_MASK 0x3f 89 #define PLLM_MULT_LO_BITS 6 90 91 /* PLLDIVn Bits */ 92 #define PLLDIV_ENABLE_SHIFT 15 93 #define PLLDIV_ENABLE_MASK BIT(15) 94 #define PLLDIV_RATIO_SHIFT 0x0 95 #define PLLDIV_RATIO_MASK 0xff 96 #define PLLDIV_MAX 16 97 98 /* PLLCMD Bits */ 99 #define PLLCMD_GOSET_SHIFT 0 100 #define PLLCMD_GOSET_MASK BIT(0) 101 102 /* PLLSTAT Bits */ 103 #define PLLSTAT_GOSTAT_SHIFT 0 104 #define PLLSTAT_GOSTAT_MASK BIT(0) 105 106 /* Device Config PLLCTL0 */ 107 #define CFG_PLLCTL0_BWADJ_SHIFT 24 108 #define CFG_PLLCTL0_BWADJ_MASK (0xff << 24) 109 #define CFG_PLLCTL0_BWADJ_BITS 8 110 #define CFG_PLLCTL0_BYPASS_SHIFT 23 111 #define CFG_PLLCTL0_BYPASS_MASK BIT(23) 112 #define CFG_PLLCTL0_CLKOD_SHIFT 19 113 #define CFG_PLLCTL0_CLKOD_MASK (0xf << 19) 114 #define CFG_PLLCTL0_PLLM_HI_SHIFT 12 115 #define CFG_PLLCTL0_PLLM_HI_MASK (0x7f << 12) 116 #define CFG_PLLCTL0_PLLM_SHIFT 6 117 #define CFG_PLLCTL0_PLLM_MASK (0x1fff << 6) 118 #define CFG_PLLCTL0_PLLD_SHIFT 0 119 #define CFG_PLLCTL0_PLLD_MASK 0x3f 120 121 /* Device Config PLLCTL1 */ 122 #define CFG_PLLCTL1_RST_SHIFT 14 123 #define CFG_PLLCTL1_RST_MASK BIT(14) 124 #define CFG_PLLCTL1_PAPLL_SHIFT 13 125 #define CFG_PLLCTL1_PAPLL_MASK BIT(13) 126 #define CFG_PLLCTL1_ENSAT_SHIFT 6 127 #define CFG_PLLCTL1_ENSAT_MASK BIT(6) 128 #define CFG_PLLCTL1_BWADJ_SHIFT 0 129 #define CFG_PLLCTL1_BWADJ_MASK 0xf 130 131 #define MISC_CTL1_ARM_PLL_EN BIT(13) 132 133 #endif /* _CLOCK_DEFS_H_ */ 134