1 /* 2 * (C) Copyright 2015 Google, Inc 3 * 4 * (C) Copyright 2008-2014 Rockchip Electronics 5 * Peter, Software Engineering, <superpeter.cai@gmail.com>. 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 #ifndef _ASM_ARCH_CRU_RK3288_H 10 #define _ASM_ARCH_CRU_RK3288_H 11 12 #define OSC_HZ (24 * 1000 * 1000) 13 14 #define APLL_HZ (1800 * 1000000) 15 #define GPLL_HZ (594 * 1000000) 16 #define CPLL_HZ (384 * 1000000) 17 #define NPLL_HZ (384 * 1000000) 18 19 /* The SRAM is clocked off aclk_bus, so we want to max it out for boot speed */ 20 #define PD_BUS_ACLK_HZ 297000000 21 #define PD_BUS_HCLK_HZ 148500000 22 #define PD_BUS_PCLK_HZ 74250000 23 24 #define PERI_ACLK_HZ 148500000 25 #define PERI_HCLK_HZ 148500000 26 #define PERI_PCLK_HZ 74250000 27 28 /* Private data for the clock driver - used by rockchip_get_cru() */ 29 struct rk3288_clk_priv { 30 struct rk3288_grf *grf; 31 struct rk3288_cru *cru; 32 ulong rate; 33 }; 34 35 struct rk3288_cru { 36 struct rk3288_pll { 37 u32 con0; 38 u32 con1; 39 u32 con2; 40 u32 con3; 41 } pll[5]; 42 u32 cru_mode_con; 43 u32 reserved0[3]; 44 u32 cru_clksel_con[43]; 45 u32 reserved1[21]; 46 u32 cru_clkgate_con[19]; 47 u32 reserved2; 48 u32 cru_glb_srst_fst_value; 49 u32 cru_glb_srst_snd_value; 50 u32 cru_softrst_con[12]; 51 u32 cru_misc_con; 52 u32 cru_glb_cnt_th; 53 u32 cru_glb_rst_con; 54 u32 reserved3; 55 u32 cru_glb_rst_st; 56 u32 reserved4; 57 u32 cru_sdmmc_con[2]; 58 u32 cru_sdio0_con[2]; 59 u32 cru_sdio1_con[2]; 60 u32 cru_emmc_con[2]; 61 }; 62 check_member(rk3288_cru, cru_emmc_con[1], 0x021c); 63 64 /* CRU_CLKSEL11_CON */ 65 enum { 66 HSICPHY_DIV_SHIFT = 8, 67 HSICPHY_DIV_MASK = 0x3f, 68 69 MMC0_PLL_SHIFT = 6, 70 MMC0_PLL_MASK = 3, 71 MMC0_PLL_SELECT_CODEC = 0, 72 MMC0_PLL_SELECT_GENERAL, 73 MMC0_PLL_SELECT_24MHZ, 74 75 MMC0_DIV_SHIFT = 0, 76 MMC0_DIV_MASK = 0x3f, 77 }; 78 79 /* CRU_CLKSEL12_CON */ 80 enum { 81 EMMC_PLL_SHIFT = 0xe, 82 EMMC_PLL_MASK = 3, 83 EMMC_PLL_SELECT_CODEC = 0, 84 EMMC_PLL_SELECT_GENERAL, 85 EMMC_PLL_SELECT_24MHZ, 86 87 EMMC_DIV_SHIFT = 8, 88 EMMC_DIV_MASK = 0x3f, 89 90 SDIO0_PLL_SHIFT = 6, 91 SDIO0_PLL_MASK = 3, 92 SDIO0_PLL_SELECT_CODEC = 0, 93 SDIO0_PLL_SELECT_GENERAL, 94 SDIO0_PLL_SELECT_24MHZ, 95 96 SDIO0_DIV_SHIFT = 0, 97 SDIO0_DIV_MASK = 0x3f, 98 }; 99 100 /* CRU_CLKSEL21_CON */ 101 enum { 102 MAC_DIV_CON_SHIFT = 0xf, 103 MAC_DIV_CON_MASK = 0x1f, 104 105 RMII_EXTCLK_SHIFT = 4, 106 RMII_EXTCLK_MASK = 1, 107 RMII_EXTCLK_SELECT_INT_DIV_CLK = 0, 108 RMII_EXTCLK_SELECT_EXT_CLK = 1, 109 110 EMAC_PLL_SHIFT = 0, 111 EMAC_PLL_MASK = 0x3, 112 EMAC_PLL_SELECT_NEW = 0x0, 113 EMAC_PLL_SELECT_CODEC = 0x1, 114 EMAC_PLL_SELECT_GENERAL = 0x2, 115 }; 116 117 /* CRU_CLKSEL25_CON */ 118 enum { 119 SPI1_PLL_SHIFT = 0xf, 120 SPI1_PLL_MASK = 1, 121 SPI1_PLL_SELECT_CODEC = 0, 122 SPI1_PLL_SELECT_GENERAL, 123 124 SPI1_DIV_SHIFT = 8, 125 SPI1_DIV_MASK = 0x7f, 126 127 SPI0_PLL_SHIFT = 7, 128 SPI0_PLL_MASK = 1, 129 SPI0_PLL_SELECT_CODEC = 0, 130 SPI0_PLL_SELECT_GENERAL, 131 132 SPI0_DIV_SHIFT = 0, 133 SPI0_DIV_MASK = 0x7f, 134 }; 135 136 /* CRU_CLKSEL37_CON */ 137 enum { 138 PCLK_CORE_DBG_DIV_SHIFT = 9, 139 PCLK_CORE_DBG_DIV_MASK = 0x1f, 140 141 ATCLK_CORE_DIV_CON_SHIFT = 4, 142 ATCLK_CORE_DIV_CON_MASK = 0x1f, 143 144 CLK_L2RAM_DIV_SHIFT = 0, 145 CLK_L2RAM_DIV_MASK = 7, 146 }; 147 148 /* CRU_CLKSEL39_CON */ 149 enum { 150 ACLK_HEVC_PLL_SHIFT = 0xe, 151 ACLK_HEVC_PLL_MASK = 3, 152 ACLK_HEVC_PLL_SELECT_CODEC = 0, 153 ACLK_HEVC_PLL_SELECT_GENERAL, 154 ACLK_HEVC_PLL_SELECT_NEW, 155 156 ACLK_HEVC_DIV_SHIFT = 8, 157 ACLK_HEVC_DIV_MASK = 0x1f, 158 159 SPI2_PLL_SHIFT = 7, 160 SPI2_PLL_MASK = 1, 161 SPI2_PLL_SELECT_CODEC = 0, 162 SPI2_PLL_SELECT_GENERAL, 163 164 SPI2_DIV_SHIFT = 0, 165 SPI2_DIV_MASK = 0x7f, 166 }; 167 168 /* CRU_MODE_CON */ 169 enum { 170 NPLL_MODE_SHIFT = 0xe, 171 NPLL_MODE_MASK = 3, 172 NPLL_MODE_SLOW = 0, 173 NPLL_MODE_NORMAL, 174 NPLL_MODE_DEEP, 175 176 GPLL_MODE_SHIFT = 0xc, 177 GPLL_MODE_MASK = 3, 178 GPLL_MODE_SLOW = 0, 179 GPLL_MODE_NORMAL, 180 GPLL_MODE_DEEP, 181 182 CPLL_MODE_SHIFT = 8, 183 CPLL_MODE_MASK = 3, 184 CPLL_MODE_SLOW = 0, 185 CPLL_MODE_NORMAL, 186 CPLL_MODE_DEEP, 187 188 DPLL_MODE_SHIFT = 4, 189 DPLL_MODE_MASK = 3, 190 DPLL_MODE_SLOW = 0, 191 DPLL_MODE_NORMAL, 192 DPLL_MODE_DEEP, 193 194 APLL_MODE_SHIFT = 0, 195 APLL_MODE_MASK = 3, 196 APLL_MODE_SLOW = 0, 197 APLL_MODE_NORMAL, 198 APLL_MODE_DEEP, 199 }; 200 201 /* CRU_APLL_CON0 */ 202 enum { 203 CLKR_SHIFT = 8, 204 CLKR_MASK = 0x3f, 205 206 CLKOD_SHIFT = 0, 207 CLKOD_MASK = 0xf, 208 }; 209 210 /* CRU_APLL_CON1 */ 211 enum { 212 LOCK_SHIFT = 0x1f, 213 LOCK_MASK = 1, 214 LOCK_UNLOCK = 0, 215 LOCK_LOCK, 216 217 CLKF_SHIFT = 0, 218 CLKF_MASK = 0x1fff, 219 }; 220 221 #endif 222