1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * StarFive JH7100 Clock Generator Driver 4 * 5 * Copyright 2021 Ahmad Fatoum, Pengutronix 6 * Copyright (C) 2021 Glider bv 7 * Copyright (C) 2021 Emil Renner Berthing <kernel@esmil.dk> 8 */ 9 10 #include <linux/clk-provider.h> 11 #include <linux/device.h> 12 #include <linux/init.h> 13 #include <linux/mod_devicetable.h> 14 #include <linux/platform_device.h> 15 16 #include <dt-bindings/clock/starfive-jh7100.h> 17 18 #include "clk-starfive-jh71x0.h" 19 20 /* external clocks */ 21 #define JH7100_CLK_OSC_SYS (JH7100_CLK_END + 0) 22 #define JH7100_CLK_OSC_AUD (JH7100_CLK_END + 1) 23 #define JH7100_CLK_GMAC_RMII_REF (JH7100_CLK_END + 2) 24 #define JH7100_CLK_GMAC_GR_MII_RX (JH7100_CLK_END + 3) 25 26 static const struct jh71x0_clk_data jh7100_clk_data[] __initconst = { 27 JH71X0__MUX(JH7100_CLK_CPUNDBUS_ROOT, "cpundbus_root", 0, 4, 28 JH7100_CLK_OSC_SYS, 29 JH7100_CLK_PLL0_OUT, 30 JH7100_CLK_PLL1_OUT, 31 JH7100_CLK_PLL2_OUT), 32 JH71X0__MUX(JH7100_CLK_DLA_ROOT, "dla_root", 0, 3, 33 JH7100_CLK_OSC_SYS, 34 JH7100_CLK_PLL1_OUT, 35 JH7100_CLK_PLL2_OUT), 36 JH71X0__MUX(JH7100_CLK_DSP_ROOT, "dsp_root", 0, 4, 37 JH7100_CLK_OSC_SYS, 38 JH7100_CLK_PLL0_OUT, 39 JH7100_CLK_PLL1_OUT, 40 JH7100_CLK_PLL2_OUT), 41 JH71X0__MUX(JH7100_CLK_GMACUSB_ROOT, "gmacusb_root", 0, 3, 42 JH7100_CLK_OSC_SYS, 43 JH7100_CLK_PLL0_OUT, 44 JH7100_CLK_PLL2_OUT), 45 JH71X0__MUX(JH7100_CLK_PERH0_ROOT, "perh0_root", 0, 2, 46 JH7100_CLK_OSC_SYS, 47 JH7100_CLK_PLL0_OUT), 48 JH71X0__MUX(JH7100_CLK_PERH1_ROOT, "perh1_root", 0, 2, 49 JH7100_CLK_OSC_SYS, 50 JH7100_CLK_PLL2_OUT), 51 JH71X0__MUX(JH7100_CLK_VIN_ROOT, "vin_root", 0, 3, 52 JH7100_CLK_OSC_SYS, 53 JH7100_CLK_PLL1_OUT, 54 JH7100_CLK_PLL2_OUT), 55 JH71X0__MUX(JH7100_CLK_VOUT_ROOT, "vout_root", 0, 3, 56 JH7100_CLK_OSC_AUD, 57 JH7100_CLK_PLL0_OUT, 58 JH7100_CLK_PLL2_OUT), 59 JH71X0_GDIV(JH7100_CLK_AUDIO_ROOT, "audio_root", 0, 8, JH7100_CLK_PLL0_OUT), 60 JH71X0__MUX(JH7100_CLK_CDECHIFI4_ROOT, "cdechifi4_root", 0, 3, 61 JH7100_CLK_OSC_SYS, 62 JH7100_CLK_PLL1_OUT, 63 JH7100_CLK_PLL2_OUT), 64 JH71X0__MUX(JH7100_CLK_CDEC_ROOT, "cdec_root", 0, 3, 65 JH7100_CLK_OSC_SYS, 66 JH7100_CLK_PLL0_OUT, 67 JH7100_CLK_PLL1_OUT), 68 JH71X0__MUX(JH7100_CLK_VOUTBUS_ROOT, "voutbus_root", 0, 3, 69 JH7100_CLK_OSC_AUD, 70 JH7100_CLK_PLL0_OUT, 71 JH7100_CLK_PLL2_OUT), 72 JH71X0__DIV(JH7100_CLK_CPUNBUS_ROOT_DIV, "cpunbus_root_div", 2, JH7100_CLK_CPUNDBUS_ROOT), 73 JH71X0__DIV(JH7100_CLK_DSP_ROOT_DIV, "dsp_root_div", 4, JH7100_CLK_DSP_ROOT), 74 JH71X0__DIV(JH7100_CLK_PERH0_SRC, "perh0_src", 4, JH7100_CLK_PERH0_ROOT), 75 JH71X0__DIV(JH7100_CLK_PERH1_SRC, "perh1_src", 4, JH7100_CLK_PERH1_ROOT), 76 JH71X0_GDIV(JH7100_CLK_PLL0_TESTOUT, "pll0_testout", 0, 31, JH7100_CLK_PERH0_SRC), 77 JH71X0_GDIV(JH7100_CLK_PLL1_TESTOUT, "pll1_testout", 0, 31, JH7100_CLK_DLA_ROOT), 78 JH71X0_GDIV(JH7100_CLK_PLL2_TESTOUT, "pll2_testout", 0, 31, JH7100_CLK_PERH1_SRC), 79 JH71X0__MUX(JH7100_CLK_PLL2_REF, "pll2_refclk", 0, 2, 80 JH7100_CLK_OSC_SYS, 81 JH7100_CLK_OSC_AUD), 82 JH71X0__DIV(JH7100_CLK_CPU_CORE, "cpu_core", 8, JH7100_CLK_CPUNBUS_ROOT_DIV), 83 JH71X0__DIV(JH7100_CLK_CPU_AXI, "cpu_axi", 8, JH7100_CLK_CPU_CORE), 84 JH71X0__DIV(JH7100_CLK_AHB_BUS, "ahb_bus", 8, JH7100_CLK_CPUNBUS_ROOT_DIV), 85 JH71X0__DIV(JH7100_CLK_APB1_BUS, "apb1_bus", 8, JH7100_CLK_AHB_BUS), 86 JH71X0__DIV(JH7100_CLK_APB2_BUS, "apb2_bus", 8, JH7100_CLK_AHB_BUS), 87 JH71X0_GATE(JH7100_CLK_DOM3AHB_BUS, "dom3ahb_bus", CLK_IS_CRITICAL, JH7100_CLK_AHB_BUS), 88 JH71X0_GATE(JH7100_CLK_DOM7AHB_BUS, "dom7ahb_bus", CLK_IS_CRITICAL, JH7100_CLK_AHB_BUS), 89 JH71X0_GATE(JH7100_CLK_U74_CORE0, "u74_core0", CLK_IS_CRITICAL, JH7100_CLK_CPU_CORE), 90 JH71X0_GDIV(JH7100_CLK_U74_CORE1, "u74_core1", CLK_IS_CRITICAL, 8, JH7100_CLK_CPU_CORE), 91 JH71X0_GATE(JH7100_CLK_U74_AXI, "u74_axi", CLK_IS_CRITICAL, JH7100_CLK_CPU_AXI), 92 JH71X0_GATE(JH7100_CLK_U74RTC_TOGGLE, "u74rtc_toggle", CLK_IS_CRITICAL, JH7100_CLK_OSC_SYS), 93 JH71X0_GATE(JH7100_CLK_SGDMA2P_AXI, "sgdma2p_axi", 0, JH7100_CLK_CPU_AXI), 94 JH71X0_GATE(JH7100_CLK_DMA2PNOC_AXI, "dma2pnoc_axi", 0, JH7100_CLK_CPU_AXI), 95 JH71X0_GATE(JH7100_CLK_SGDMA2P_AHB, "sgdma2p_ahb", 0, JH7100_CLK_AHB_BUS), 96 JH71X0__DIV(JH7100_CLK_DLA_BUS, "dla_bus", 4, JH7100_CLK_DLA_ROOT), 97 JH71X0_GATE(JH7100_CLK_DLA_AXI, "dla_axi", 0, JH7100_CLK_DLA_BUS), 98 JH71X0_GATE(JH7100_CLK_DLANOC_AXI, "dlanoc_axi", 0, JH7100_CLK_DLA_BUS), 99 JH71X0_GATE(JH7100_CLK_DLA_APB, "dla_apb", 0, JH7100_CLK_APB1_BUS), 100 JH71X0_GDIV(JH7100_CLK_VP6_CORE, "vp6_core", 0, 4, JH7100_CLK_DSP_ROOT_DIV), 101 JH71X0__DIV(JH7100_CLK_VP6BUS_SRC, "vp6bus_src", 4, JH7100_CLK_DSP_ROOT), 102 JH71X0_GDIV(JH7100_CLK_VP6_AXI, "vp6_axi", 0, 4, JH7100_CLK_VP6BUS_SRC), 103 JH71X0__DIV(JH7100_CLK_VCDECBUS_SRC, "vcdecbus_src", 4, JH7100_CLK_CDECHIFI4_ROOT), 104 JH71X0__DIV(JH7100_CLK_VDEC_BUS, "vdec_bus", 8, JH7100_CLK_VCDECBUS_SRC), 105 JH71X0_GATE(JH7100_CLK_VDEC_AXI, "vdec_axi", 0, JH7100_CLK_VDEC_BUS), 106 JH71X0_GATE(JH7100_CLK_VDECBRG_MAIN, "vdecbrg_mainclk", 0, JH7100_CLK_VDEC_BUS), 107 JH71X0_GDIV(JH7100_CLK_VDEC_BCLK, "vdec_bclk", 0, 8, JH7100_CLK_VCDECBUS_SRC), 108 JH71X0_GDIV(JH7100_CLK_VDEC_CCLK, "vdec_cclk", 0, 8, JH7100_CLK_CDEC_ROOT), 109 JH71X0_GATE(JH7100_CLK_VDEC_APB, "vdec_apb", 0, JH7100_CLK_APB1_BUS), 110 JH71X0_GDIV(JH7100_CLK_JPEG_AXI, "jpeg_axi", 0, 8, JH7100_CLK_CPUNBUS_ROOT_DIV), 111 JH71X0_GDIV(JH7100_CLK_JPEG_CCLK, "jpeg_cclk", 0, 8, JH7100_CLK_CPUNBUS_ROOT_DIV), 112 JH71X0_GATE(JH7100_CLK_JPEG_APB, "jpeg_apb", 0, JH7100_CLK_APB1_BUS), 113 JH71X0_GDIV(JH7100_CLK_GC300_2X, "gc300_2x", 0, 8, JH7100_CLK_CDECHIFI4_ROOT), 114 JH71X0_GATE(JH7100_CLK_GC300_AHB, "gc300_ahb", 0, JH7100_CLK_AHB_BUS), 115 JH71X0__DIV(JH7100_CLK_JPCGC300_AXIBUS, "jpcgc300_axibus", 8, JH7100_CLK_VCDECBUS_SRC), 116 JH71X0_GATE(JH7100_CLK_GC300_AXI, "gc300_axi", 0, JH7100_CLK_JPCGC300_AXIBUS), 117 JH71X0_GATE(JH7100_CLK_JPCGC300_MAIN, "jpcgc300_mainclk", 0, JH7100_CLK_JPCGC300_AXIBUS), 118 JH71X0__DIV(JH7100_CLK_VENC_BUS, "venc_bus", 8, JH7100_CLK_VCDECBUS_SRC), 119 JH71X0_GATE(JH7100_CLK_VENC_AXI, "venc_axi", 0, JH7100_CLK_VENC_BUS), 120 JH71X0_GATE(JH7100_CLK_VENCBRG_MAIN, "vencbrg_mainclk", 0, JH7100_CLK_VENC_BUS), 121 JH71X0_GDIV(JH7100_CLK_VENC_BCLK, "venc_bclk", 0, 8, JH7100_CLK_VCDECBUS_SRC), 122 JH71X0_GDIV(JH7100_CLK_VENC_CCLK, "venc_cclk", 0, 8, JH7100_CLK_CDEC_ROOT), 123 JH71X0_GATE(JH7100_CLK_VENC_APB, "venc_apb", 0, JH7100_CLK_APB1_BUS), 124 JH71X0_GDIV(JH7100_CLK_DDRPLL_DIV2, "ddrpll_div2", CLK_IS_CRITICAL, 2, JH7100_CLK_PLL1_OUT), 125 JH71X0_GDIV(JH7100_CLK_DDRPLL_DIV4, "ddrpll_div4", CLK_IS_CRITICAL, 2, 126 JH7100_CLK_DDRPLL_DIV2), 127 JH71X0_GDIV(JH7100_CLK_DDRPLL_DIV8, "ddrpll_div8", CLK_IS_CRITICAL, 2, 128 JH7100_CLK_DDRPLL_DIV4), 129 JH71X0_GDIV(JH7100_CLK_DDROSC_DIV2, "ddrosc_div2", CLK_IS_CRITICAL, 2, JH7100_CLK_OSC_SYS), 130 JH71X0_GMUX(JH7100_CLK_DDRC0, "ddrc0", CLK_IS_CRITICAL, 4, 131 JH7100_CLK_DDROSC_DIV2, 132 JH7100_CLK_DDRPLL_DIV2, 133 JH7100_CLK_DDRPLL_DIV4, 134 JH7100_CLK_DDRPLL_DIV8), 135 JH71X0_GMUX(JH7100_CLK_DDRC1, "ddrc1", CLK_IS_CRITICAL, 4, 136 JH7100_CLK_DDROSC_DIV2, 137 JH7100_CLK_DDRPLL_DIV2, 138 JH7100_CLK_DDRPLL_DIV4, 139 JH7100_CLK_DDRPLL_DIV8), 140 JH71X0_GATE(JH7100_CLK_DDRPHY_APB, "ddrphy_apb", 0, JH7100_CLK_APB1_BUS), 141 JH71X0__DIV(JH7100_CLK_NOC_ROB, "noc_rob", 8, JH7100_CLK_CPUNBUS_ROOT_DIV), 142 JH71X0__DIV(JH7100_CLK_NOC_COG, "noc_cog", 8, JH7100_CLK_DLA_ROOT), 143 JH71X0_GATE(JH7100_CLK_NNE_AHB, "nne_ahb", 0, JH7100_CLK_AHB_BUS), 144 JH71X0__DIV(JH7100_CLK_NNEBUS_SRC1, "nnebus_src1", 4, JH7100_CLK_DSP_ROOT), 145 JH71X0__MUX(JH7100_CLK_NNE_BUS, "nne_bus", 0, 2, 146 JH7100_CLK_CPU_AXI, 147 JH7100_CLK_NNEBUS_SRC1), 148 JH71X0_GATE(JH7100_CLK_NNE_AXI, "nne_axi", 0, JH7100_CLK_NNE_BUS), 149 JH71X0_GATE(JH7100_CLK_NNENOC_AXI, "nnenoc_axi", 0, JH7100_CLK_NNE_BUS), 150 JH71X0_GATE(JH7100_CLK_DLASLV_AXI, "dlaslv_axi", 0, JH7100_CLK_NNE_BUS), 151 JH71X0_GATE(JH7100_CLK_DSPX2C_AXI, "dspx2c_axi", CLK_IS_CRITICAL, JH7100_CLK_NNE_BUS), 152 JH71X0__DIV(JH7100_CLK_HIFI4_SRC, "hifi4_src", 4, JH7100_CLK_CDECHIFI4_ROOT), 153 JH71X0__DIV(JH7100_CLK_HIFI4_COREFREE, "hifi4_corefree", 8, JH7100_CLK_HIFI4_SRC), 154 JH71X0_GATE(JH7100_CLK_HIFI4_CORE, "hifi4_core", 0, JH7100_CLK_HIFI4_COREFREE), 155 JH71X0__DIV(JH7100_CLK_HIFI4_BUS, "hifi4_bus", 8, JH7100_CLK_HIFI4_COREFREE), 156 JH71X0_GATE(JH7100_CLK_HIFI4_AXI, "hifi4_axi", 0, JH7100_CLK_HIFI4_BUS), 157 JH71X0_GATE(JH7100_CLK_HIFI4NOC_AXI, "hifi4noc_axi", 0, JH7100_CLK_HIFI4_BUS), 158 JH71X0__DIV(JH7100_CLK_SGDMA1P_BUS, "sgdma1p_bus", 8, JH7100_CLK_CPUNBUS_ROOT_DIV), 159 JH71X0_GATE(JH7100_CLK_SGDMA1P_AXI, "sgdma1p_axi", 0, JH7100_CLK_SGDMA1P_BUS), 160 JH71X0_GATE(JH7100_CLK_DMA1P_AXI, "dma1p_axi", 0, JH7100_CLK_SGDMA1P_BUS), 161 JH71X0_GDIV(JH7100_CLK_X2C_AXI, "x2c_axi", CLK_IS_CRITICAL, 8, JH7100_CLK_CPUNBUS_ROOT_DIV), 162 JH71X0__DIV(JH7100_CLK_USB_BUS, "usb_bus", 8, JH7100_CLK_CPUNBUS_ROOT_DIV), 163 JH71X0_GATE(JH7100_CLK_USB_AXI, "usb_axi", 0, JH7100_CLK_USB_BUS), 164 JH71X0_GATE(JH7100_CLK_USBNOC_AXI, "usbnoc_axi", 0, JH7100_CLK_USB_BUS), 165 JH71X0__DIV(JH7100_CLK_USBPHY_ROOTDIV, "usbphy_rootdiv", 4, JH7100_CLK_GMACUSB_ROOT), 166 JH71X0_GDIV(JH7100_CLK_USBPHY_125M, "usbphy_125m", 0, 8, JH7100_CLK_USBPHY_ROOTDIV), 167 JH71X0_GDIV(JH7100_CLK_USBPHY_PLLDIV25M, "usbphy_plldiv25m", 0, 32, 168 JH7100_CLK_USBPHY_ROOTDIV), 169 JH71X0__MUX(JH7100_CLK_USBPHY_25M, "usbphy_25m", 0, 2, 170 JH7100_CLK_OSC_SYS, 171 JH7100_CLK_USBPHY_PLLDIV25M), 172 JH71X0_FDIV(JH7100_CLK_AUDIO_DIV, "audio_div", JH7100_CLK_AUDIO_ROOT), 173 JH71X0_GATE(JH7100_CLK_AUDIO_SRC, "audio_src", 0, JH7100_CLK_AUDIO_DIV), 174 JH71X0_GATE(JH7100_CLK_AUDIO_12288, "audio_12288", 0, JH7100_CLK_OSC_AUD), 175 JH71X0_GDIV(JH7100_CLK_VIN_SRC, "vin_src", 0, 4, JH7100_CLK_VIN_ROOT), 176 JH71X0__DIV(JH7100_CLK_ISP0_BUS, "isp0_bus", 8, JH7100_CLK_VIN_SRC), 177 JH71X0_GATE(JH7100_CLK_ISP0_AXI, "isp0_axi", 0, JH7100_CLK_ISP0_BUS), 178 JH71X0_GATE(JH7100_CLK_ISP0NOC_AXI, "isp0noc_axi", 0, JH7100_CLK_ISP0_BUS), 179 JH71X0_GATE(JH7100_CLK_ISPSLV_AXI, "ispslv_axi", 0, JH7100_CLK_ISP0_BUS), 180 JH71X0__DIV(JH7100_CLK_ISP1_BUS, "isp1_bus", 8, JH7100_CLK_VIN_SRC), 181 JH71X0_GATE(JH7100_CLK_ISP1_AXI, "isp1_axi", 0, JH7100_CLK_ISP1_BUS), 182 JH71X0_GATE(JH7100_CLK_ISP1NOC_AXI, "isp1noc_axi", 0, JH7100_CLK_ISP1_BUS), 183 JH71X0__DIV(JH7100_CLK_VIN_BUS, "vin_bus", 8, JH7100_CLK_VIN_SRC), 184 JH71X0_GATE(JH7100_CLK_VIN_AXI, "vin_axi", 0, JH7100_CLK_VIN_BUS), 185 JH71X0_GATE(JH7100_CLK_VINNOC_AXI, "vinnoc_axi", 0, JH7100_CLK_VIN_BUS), 186 JH71X0_GDIV(JH7100_CLK_VOUT_SRC, "vout_src", 0, 4, JH7100_CLK_VOUT_ROOT), 187 JH71X0__DIV(JH7100_CLK_DISPBUS_SRC, "dispbus_src", 4, JH7100_CLK_VOUTBUS_ROOT), 188 JH71X0__DIV(JH7100_CLK_DISP_BUS, "disp_bus", 4, JH7100_CLK_DISPBUS_SRC), 189 JH71X0_GATE(JH7100_CLK_DISP_AXI, "disp_axi", 0, JH7100_CLK_DISP_BUS), 190 JH71X0_GATE(JH7100_CLK_DISPNOC_AXI, "dispnoc_axi", 0, JH7100_CLK_DISP_BUS), 191 JH71X0_GATE(JH7100_CLK_SDIO0_AHB, "sdio0_ahb", 0, JH7100_CLK_AHB_BUS), 192 JH71X0_GDIV(JH7100_CLK_SDIO0_CCLKINT, "sdio0_cclkint", 0, 24, JH7100_CLK_PERH0_SRC), 193 JH71X0__INV(JH7100_CLK_SDIO0_CCLKINT_INV, "sdio0_cclkint_inv", JH7100_CLK_SDIO0_CCLKINT), 194 JH71X0_GATE(JH7100_CLK_SDIO1_AHB, "sdio1_ahb", 0, JH7100_CLK_AHB_BUS), 195 JH71X0_GDIV(JH7100_CLK_SDIO1_CCLKINT, "sdio1_cclkint", 0, 24, JH7100_CLK_PERH1_SRC), 196 JH71X0__INV(JH7100_CLK_SDIO1_CCLKINT_INV, "sdio1_cclkint_inv", JH7100_CLK_SDIO1_CCLKINT), 197 JH71X0_GATE(JH7100_CLK_GMAC_AHB, "gmac_ahb", 0, JH7100_CLK_AHB_BUS), 198 JH71X0__DIV(JH7100_CLK_GMAC_ROOT_DIV, "gmac_root_div", 8, JH7100_CLK_GMACUSB_ROOT), 199 JH71X0_GDIV(JH7100_CLK_GMAC_PTP_REF, "gmac_ptp_refclk", 0, 31, JH7100_CLK_GMAC_ROOT_DIV), 200 JH71X0_GDIV(JH7100_CLK_GMAC_GTX, "gmac_gtxclk", 0, 255, JH7100_CLK_GMAC_ROOT_DIV), 201 JH71X0_GDIV(JH7100_CLK_GMAC_RMII_TX, "gmac_rmii_txclk", 0, 8, JH7100_CLK_GMAC_RMII_REF), 202 JH71X0_GDIV(JH7100_CLK_GMAC_RMII_RX, "gmac_rmii_rxclk", 0, 8, JH7100_CLK_GMAC_RMII_REF), 203 JH71X0__MUX(JH7100_CLK_GMAC_TX, "gmac_tx", CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, 3, 204 JH7100_CLK_GMAC_GTX, 205 JH7100_CLK_GMAC_TX_INV, 206 JH7100_CLK_GMAC_RMII_TX), 207 JH71X0__INV(JH7100_CLK_GMAC_TX_INV, "gmac_tx_inv", JH7100_CLK_GMAC_TX), 208 JH71X0__MUX(JH7100_CLK_GMAC_RX_PRE, "gmac_rx_pre", 0, 2, 209 JH7100_CLK_GMAC_GR_MII_RX, 210 JH7100_CLK_GMAC_RMII_RX), 211 JH71X0__INV(JH7100_CLK_GMAC_RX_INV, "gmac_rx_inv", JH7100_CLK_GMAC_RX_PRE), 212 JH71X0_GATE(JH7100_CLK_GMAC_RMII, "gmac_rmii", 0, JH7100_CLK_GMAC_RMII_REF), 213 JH71X0_GDIV(JH7100_CLK_GMAC_TOPHYREF, "gmac_tophyref", 0, 127, JH7100_CLK_GMAC_ROOT_DIV), 214 JH71X0_GATE(JH7100_CLK_SPI2AHB_AHB, "spi2ahb_ahb", 0, JH7100_CLK_AHB_BUS), 215 JH71X0_GDIV(JH7100_CLK_SPI2AHB_CORE, "spi2ahb_core", 0, 31, JH7100_CLK_PERH0_SRC), 216 JH71X0_GATE(JH7100_CLK_EZMASTER_AHB, "ezmaster_ahb", 0, JH7100_CLK_AHB_BUS), 217 JH71X0_GATE(JH7100_CLK_E24_AHB, "e24_ahb", 0, JH7100_CLK_AHB_BUS), 218 JH71X0_GATE(JH7100_CLK_E24RTC_TOGGLE, "e24rtc_toggle", 0, JH7100_CLK_OSC_SYS), 219 JH71X0_GATE(JH7100_CLK_QSPI_AHB, "qspi_ahb", 0, JH7100_CLK_AHB_BUS), 220 JH71X0_GATE(JH7100_CLK_QSPI_APB, "qspi_apb", 0, JH7100_CLK_APB1_BUS), 221 JH71X0_GDIV(JH7100_CLK_QSPI_REF, "qspi_refclk", 0, 31, JH7100_CLK_PERH0_SRC), 222 JH71X0_GATE(JH7100_CLK_SEC_AHB, "sec_ahb", 0, JH7100_CLK_AHB_BUS), 223 JH71X0_GATE(JH7100_CLK_AES, "aes_clk", 0, JH7100_CLK_SEC_AHB), 224 JH71X0_GATE(JH7100_CLK_SHA, "sha_clk", 0, JH7100_CLK_SEC_AHB), 225 JH71X0_GATE(JH7100_CLK_PKA, "pka_clk", 0, JH7100_CLK_SEC_AHB), 226 JH71X0_GATE(JH7100_CLK_TRNG_APB, "trng_apb", 0, JH7100_CLK_APB1_BUS), 227 JH71X0_GATE(JH7100_CLK_OTP_APB, "otp_apb", 0, JH7100_CLK_APB1_BUS), 228 JH71X0_GATE(JH7100_CLK_UART0_APB, "uart0_apb", 0, JH7100_CLK_APB1_BUS), 229 JH71X0_GDIV(JH7100_CLK_UART0_CORE, "uart0_core", 0, 63, JH7100_CLK_PERH1_SRC), 230 JH71X0_GATE(JH7100_CLK_UART1_APB, "uart1_apb", 0, JH7100_CLK_APB1_BUS), 231 JH71X0_GDIV(JH7100_CLK_UART1_CORE, "uart1_core", 0, 63, JH7100_CLK_PERH1_SRC), 232 JH71X0_GATE(JH7100_CLK_SPI0_APB, "spi0_apb", 0, JH7100_CLK_APB1_BUS), 233 JH71X0_GDIV(JH7100_CLK_SPI0_CORE, "spi0_core", 0, 63, JH7100_CLK_PERH1_SRC), 234 JH71X0_GATE(JH7100_CLK_SPI1_APB, "spi1_apb", 0, JH7100_CLK_APB1_BUS), 235 JH71X0_GDIV(JH7100_CLK_SPI1_CORE, "spi1_core", 0, 63, JH7100_CLK_PERH1_SRC), 236 JH71X0_GATE(JH7100_CLK_I2C0_APB, "i2c0_apb", 0, JH7100_CLK_APB1_BUS), 237 JH71X0_GDIV(JH7100_CLK_I2C0_CORE, "i2c0_core", 0, 63, JH7100_CLK_PERH1_SRC), 238 JH71X0_GATE(JH7100_CLK_I2C1_APB, "i2c1_apb", 0, JH7100_CLK_APB1_BUS), 239 JH71X0_GDIV(JH7100_CLK_I2C1_CORE, "i2c1_core", 0, 63, JH7100_CLK_PERH1_SRC), 240 JH71X0_GATE(JH7100_CLK_GPIO_APB, "gpio_apb", 0, JH7100_CLK_APB1_BUS), 241 JH71X0_GATE(JH7100_CLK_UART2_APB, "uart2_apb", 0, JH7100_CLK_APB2_BUS), 242 JH71X0_GDIV(JH7100_CLK_UART2_CORE, "uart2_core", 0, 63, JH7100_CLK_PERH0_SRC), 243 JH71X0_GATE(JH7100_CLK_UART3_APB, "uart3_apb", 0, JH7100_CLK_APB2_BUS), 244 JH71X0_GDIV(JH7100_CLK_UART3_CORE, "uart3_core", 0, 63, JH7100_CLK_PERH0_SRC), 245 JH71X0_GATE(JH7100_CLK_SPI2_APB, "spi2_apb", 0, JH7100_CLK_APB2_BUS), 246 JH71X0_GDIV(JH7100_CLK_SPI2_CORE, "spi2_core", 0, 63, JH7100_CLK_PERH0_SRC), 247 JH71X0_GATE(JH7100_CLK_SPI3_APB, "spi3_apb", 0, JH7100_CLK_APB2_BUS), 248 JH71X0_GDIV(JH7100_CLK_SPI3_CORE, "spi3_core", 0, 63, JH7100_CLK_PERH0_SRC), 249 JH71X0_GATE(JH7100_CLK_I2C2_APB, "i2c2_apb", 0, JH7100_CLK_APB2_BUS), 250 JH71X0_GDIV(JH7100_CLK_I2C2_CORE, "i2c2_core", 0, 63, JH7100_CLK_PERH0_SRC), 251 JH71X0_GATE(JH7100_CLK_I2C3_APB, "i2c3_apb", 0, JH7100_CLK_APB2_BUS), 252 JH71X0_GDIV(JH7100_CLK_I2C3_CORE, "i2c3_core", 0, 63, JH7100_CLK_PERH0_SRC), 253 JH71X0_GATE(JH7100_CLK_WDTIMER_APB, "wdtimer_apb", 0, JH7100_CLK_APB2_BUS), 254 JH71X0_GDIV(JH7100_CLK_WDT_CORE, "wdt_coreclk", 0, 63, JH7100_CLK_PERH0_SRC), 255 JH71X0_GDIV(JH7100_CLK_TIMER0_CORE, "timer0_coreclk", 0, 63, JH7100_CLK_PERH0_SRC), 256 JH71X0_GDIV(JH7100_CLK_TIMER1_CORE, "timer1_coreclk", 0, 63, JH7100_CLK_PERH0_SRC), 257 JH71X0_GDIV(JH7100_CLK_TIMER2_CORE, "timer2_coreclk", 0, 63, JH7100_CLK_PERH0_SRC), 258 JH71X0_GDIV(JH7100_CLK_TIMER3_CORE, "timer3_coreclk", 0, 63, JH7100_CLK_PERH0_SRC), 259 JH71X0_GDIV(JH7100_CLK_TIMER4_CORE, "timer4_coreclk", 0, 63, JH7100_CLK_PERH0_SRC), 260 JH71X0_GDIV(JH7100_CLK_TIMER5_CORE, "timer5_coreclk", 0, 63, JH7100_CLK_PERH0_SRC), 261 JH71X0_GDIV(JH7100_CLK_TIMER6_CORE, "timer6_coreclk", 0, 63, JH7100_CLK_PERH0_SRC), 262 JH71X0_GATE(JH7100_CLK_VP6INTC_APB, "vp6intc_apb", 0, JH7100_CLK_APB2_BUS), 263 JH71X0_GATE(JH7100_CLK_PWM_APB, "pwm_apb", 0, JH7100_CLK_APB2_BUS), 264 JH71X0_GATE(JH7100_CLK_MSI_APB, "msi_apb", 0, JH7100_CLK_APB2_BUS), 265 JH71X0_GATE(JH7100_CLK_TEMP_APB, "temp_apb", 0, JH7100_CLK_APB2_BUS), 266 JH71X0_GDIV(JH7100_CLK_TEMP_SENSE, "temp_sense", 0, 31, JH7100_CLK_OSC_SYS), 267 JH71X0_GATE(JH7100_CLK_SYSERR_APB, "syserr_apb", 0, JH7100_CLK_APB2_BUS), 268 }; 269 270 static struct clk_hw *jh7100_clk_get(struct of_phandle_args *clkspec, void *data) 271 { 272 struct jh71x0_clk_priv *priv = data; 273 unsigned int idx = clkspec->args[0]; 274 275 if (idx < JH7100_CLK_PLL0_OUT) 276 return &priv->reg[idx].hw; 277 278 if (idx < JH7100_CLK_END) 279 return priv->pll[idx - JH7100_CLK_PLL0_OUT]; 280 281 return ERR_PTR(-EINVAL); 282 } 283 284 static int __init clk_starfive_jh7100_probe(struct platform_device *pdev) 285 { 286 struct jh71x0_clk_priv *priv; 287 unsigned int idx; 288 int ret; 289 290 priv = devm_kzalloc(&pdev->dev, struct_size(priv, reg, JH7100_CLK_PLL0_OUT), GFP_KERNEL); 291 if (!priv) 292 return -ENOMEM; 293 294 spin_lock_init(&priv->rmw_lock); 295 priv->dev = &pdev->dev; 296 priv->base = devm_platform_ioremap_resource(pdev, 0); 297 if (IS_ERR(priv->base)) 298 return PTR_ERR(priv->base); 299 300 priv->pll[0] = devm_clk_hw_register_fixed_factor(priv->dev, "pll0_out", 301 "osc_sys", 0, 40, 1); 302 if (IS_ERR(priv->pll[0])) 303 return PTR_ERR(priv->pll[0]); 304 305 priv->pll[1] = devm_clk_hw_register_fixed_factor(priv->dev, "pll1_out", 306 "osc_sys", 0, 64, 1); 307 if (IS_ERR(priv->pll[1])) 308 return PTR_ERR(priv->pll[1]); 309 310 priv->pll[2] = devm_clk_hw_register_fixed_factor(priv->dev, "pll2_out", 311 "pll2_refclk", 0, 55, 1); 312 if (IS_ERR(priv->pll[2])) 313 return PTR_ERR(priv->pll[2]); 314 315 for (idx = 0; idx < JH7100_CLK_PLL0_OUT; idx++) { 316 u32 max = jh7100_clk_data[idx].max; 317 struct clk_parent_data parents[4] = {}; 318 struct clk_init_data init = { 319 .name = jh7100_clk_data[idx].name, 320 .ops = starfive_jh71x0_clk_ops(max), 321 .parent_data = parents, 322 .num_parents = ((max & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT) + 1, 323 .flags = jh7100_clk_data[idx].flags, 324 }; 325 struct jh71x0_clk *clk = &priv->reg[idx]; 326 unsigned int i; 327 328 for (i = 0; i < init.num_parents; i++) { 329 unsigned int pidx = jh7100_clk_data[idx].parents[i]; 330 331 if (pidx < JH7100_CLK_PLL0_OUT) 332 parents[i].hw = &priv->reg[pidx].hw; 333 else if (pidx < JH7100_CLK_END) 334 parents[i].hw = priv->pll[pidx - JH7100_CLK_PLL0_OUT]; 335 else if (pidx == JH7100_CLK_OSC_SYS) 336 parents[i].fw_name = "osc_sys"; 337 else if (pidx == JH7100_CLK_OSC_AUD) 338 parents[i].fw_name = "osc_aud"; 339 else if (pidx == JH7100_CLK_GMAC_RMII_REF) 340 parents[i].fw_name = "gmac_rmii_ref"; 341 else if (pidx == JH7100_CLK_GMAC_GR_MII_RX) 342 parents[i].fw_name = "gmac_gr_mii_rxclk"; 343 } 344 345 clk->hw.init = &init; 346 clk->idx = idx; 347 clk->max_div = max & JH71X0_CLK_DIV_MASK; 348 349 ret = devm_clk_hw_register(priv->dev, &clk->hw); 350 if (ret) 351 return ret; 352 } 353 354 return devm_of_clk_add_hw_provider(priv->dev, jh7100_clk_get, priv); 355 } 356 357 static const struct of_device_id clk_starfive_jh7100_match[] = { 358 { .compatible = "starfive,jh7100-clkgen" }, 359 { /* sentinel */ } 360 }; 361 362 static struct platform_driver clk_starfive_jh7100_driver = { 363 .driver = { 364 .name = "clk-starfive-jh7100", 365 .of_match_table = clk_starfive_jh7100_match, 366 .suppress_bind_attrs = true, 367 }, 368 }; 369 builtin_platform_driver_probe(clk_starfive_jh7100_driver, clk_starfive_jh7100_probe); 370