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1// SPDX-License-Identifier: GPL-2.02/*3 * Copyright (C) 2016 Freescale Semiconductor, Inc.4 * Copyright 2017-2018 NXP.5 */6 7#include <dt-bindings/clock/imx6sll-clock.h>8#include <linux/clk.h>9#include <linux/clkdev.h>10#include <linux/clk-provider.h>11#include <linux/err.h>12#include <linux/init.h>13#include <linux/io.h>14#include <linux/of.h>15#include <linux/of_address.h>16 17#include "clk.h"18 19#define CCM_ANALOG_PLL_BYPASS (0x1 << 16)20#define xPLL_CLR(offset) (offset + 0x8)21 22static const char *pll_bypass_src_sels[] = { "osc", "dummy", };23static const char *pll1_bypass_sels[] = { "pll1", "pll1_bypass_src", };24static const char *pll2_bypass_sels[] = { "pll2", "pll2_bypass_src", };25static const char *pll3_bypass_sels[] = { "pll3", "pll3_bypass_src", };26static const char *pll4_bypass_sels[] = { "pll4", "pll4_bypass_src", };27static const char *pll5_bypass_sels[] = { "pll5", "pll5_bypass_src", };28static const char *pll6_bypass_sels[] = { "pll6", "pll6_bypass_src", };29static const char *pll7_bypass_sels[] = { "pll7", "pll7_bypass_src", };30static const char *step_sels[] = { "osc", "pll2_pfd2_396m", };31static const char *pll1_sw_sels[] = { "pll1_sys", "step", };32static const char *axi_alt_sels[] = { "pll2_pfd2_396m", "pll3_pfd1_540m", };33static const char *axi_sels[] = {"periph", "axi_alt_sel", };34static const char *periph_pre_sels[] = { "pll2_bus", "pll2_pfd2_396m", "pll2_pfd0_352m", "pll2_198m", };35static const char *periph2_pre_sels[] = { "pll2_bus", "pll2_pfd2_396m", "pll2_pfd0_352m", "pll4_audio_div", };36static const char *periph_clk2_sels[] = { "pll3_usb_otg", "osc", "osc", };37static const char *periph2_clk2_sels[] = { "pll3_usb_otg", "osc", };38static const char *periph_sels[] = { "periph_pre", "periph_clk2", };39static const char *periph2_sels[] = { "periph2_pre", "periph2_clk2", };40static const char *usdhc_sels[] = { "pll2_pfd2_396m", "pll2_pfd0_352m", };41static const char *ssi_sels[] = {"pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_audio_div", "dummy",};42static const char *spdif_sels[] = { "pll4_audio_div", "pll3_pfd2_508m", "pll5_video_div", "pll3_usb_otg", };43static const char *ldb_di0_div_sels[] = { "ldb_di0_div_3_5", "ldb_di0_div_7", };44static const char *ldb_di1_div_sels[] = { "ldb_di1_div_3_5", "ldb_di1_div_7", };45static const char *ldb_di0_sels[] = { "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll2_pfd3_594m", "pll2_pfd1_594m", "pll3_pfd3_454m", };46static const char *ldb_di1_sels[] = { "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll2_bus", "pll3_pfd3_454m", "pll3_pfd2_508m", };47static const char *lcdif_pre_sels[] = { "pll2_bus", "pll3_pfd3_454m", "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd1_594m", "pll3_pfd1_540m", };48static const char *ecspi_sels[] = { "pll3_60m", "osc", };49static const char *uart_sels[] = { "pll3_80m", "osc", };50static const char *perclk_sels[] = { "ipg", "osc", };51static const char *lcdif_sels[] = { "lcdif_podf", "ipp_di0", "ipp_di1", "ldb_di0", "ldb_di1", };52 53static const char *epdc_pre_sels[] = { "pll2_bus", "pll3_usb_otg", "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd2_508m", };54static const char *epdc_sels[] = { "epdc_podf", "ipp_di0", "ipp_di1", "ldb_di0", "ldb_di1", };55 56static struct clk_hw **hws;57static struct clk_hw_onecell_data *clk_hw_data;58 59static const struct clk_div_table post_div_table[] = {60 { .val = 2, .div = 1, },61 { .val = 1, .div = 2, },62 { .val = 0, .div = 4, },63 { }64};65 66static const struct clk_div_table video_div_table[] = {67 { .val = 0, .div = 1, },68 { .val = 1, .div = 2, },69 { .val = 2, .div = 1, },70 { .val = 3, .div = 4, },71 { }72};73 74static u32 share_count_audio;75static u32 share_count_ssi1;76static u32 share_count_ssi2;77static u32 share_count_ssi3;78 79static void __init imx6sll_clocks_init(struct device_node *ccm_node)80{81 struct device_node *np;82 void __iomem *base;83 84 clk_hw_data = kzalloc(struct_size(clk_hw_data, hws,85 IMX6SLL_CLK_END), GFP_KERNEL);86 if (WARN_ON(!clk_hw_data))87 return;88 89 clk_hw_data->num = IMX6SLL_CLK_END;90 hws = clk_hw_data->hws;91 92 hws[IMX6SLL_CLK_DUMMY] = imx_clk_hw_fixed("dummy", 0);93 94 hws[IMX6SLL_CLK_CKIL] = imx_get_clk_hw_by_name(ccm_node, "ckil");95 hws[IMX6SLL_CLK_OSC] = imx_get_clk_hw_by_name(ccm_node, "osc");96 97 /* ipp_di clock is external input */98 hws[IMX6SLL_CLK_IPP_DI0] = imx_get_clk_hw_by_name(ccm_node, "ipp_di0");99 hws[IMX6SLL_CLK_IPP_DI1] = imx_get_clk_hw_by_name(ccm_node, "ipp_di1");100 101 np = of_find_compatible_node(NULL, NULL, "fsl,imx6sll-anatop");102 base = of_iomap(np, 0);103 of_node_put(np);104 WARN_ON(!base);105 106 /* Do not bypass PLLs initially */107 writel_relaxed(CCM_ANALOG_PLL_BYPASS, base + xPLL_CLR(0x0));108 writel_relaxed(CCM_ANALOG_PLL_BYPASS, base + xPLL_CLR(0x10));109 writel_relaxed(CCM_ANALOG_PLL_BYPASS, base + xPLL_CLR(0x20));110 writel_relaxed(CCM_ANALOG_PLL_BYPASS, base + xPLL_CLR(0x30));111 writel_relaxed(CCM_ANALOG_PLL_BYPASS, base + xPLL_CLR(0x70));112 writel_relaxed(CCM_ANALOG_PLL_BYPASS, base + xPLL_CLR(0xa0));113 writel_relaxed(CCM_ANALOG_PLL_BYPASS, base + xPLL_CLR(0xe0));114 115 hws[IMX6SLL_PLL1_BYPASS_SRC] = imx_clk_hw_mux("pll1_bypass_src", base + 0x00, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));116 hws[IMX6SLL_PLL2_BYPASS_SRC] = imx_clk_hw_mux("pll2_bypass_src", base + 0x30, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));117 hws[IMX6SLL_PLL3_BYPASS_SRC] = imx_clk_hw_mux("pll3_bypass_src", base + 0x10, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));118 hws[IMX6SLL_PLL4_BYPASS_SRC] = imx_clk_hw_mux("pll4_bypass_src", base + 0x70, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));119 hws[IMX6SLL_PLL5_BYPASS_SRC] = imx_clk_hw_mux("pll5_bypass_src", base + 0xa0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));120 hws[IMX6SLL_PLL6_BYPASS_SRC] = imx_clk_hw_mux("pll6_bypass_src", base + 0xe0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));121 hws[IMX6SLL_PLL7_BYPASS_SRC] = imx_clk_hw_mux("pll7_bypass_src", base + 0x20, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));122 123 hws[IMX6SLL_CLK_PLL1] = imx_clk_hw_pllv3(IMX_PLLV3_SYS, "pll1", "pll1_bypass_src", base + 0x00, 0x7f);124 hws[IMX6SLL_CLK_PLL2] = imx_clk_hw_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1);125 hws[IMX6SLL_CLK_PLL3] = imx_clk_hw_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", base + 0x10, 0x3);126 hws[IMX6SLL_CLK_PLL4] = imx_clk_hw_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", base + 0x70, 0x7f);127 hws[IMX6SLL_CLK_PLL5] = imx_clk_hw_pllv3(IMX_PLLV3_AV, "pll5", "pll5_bypass_src", base + 0xa0, 0x7f);128 hws[IMX6SLL_CLK_PLL6] = imx_clk_hw_pllv3(IMX_PLLV3_ENET, "pll6", "pll6_bypass_src", base + 0xe0, 0x3);129 hws[IMX6SLL_CLK_PLL7] = imx_clk_hw_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", base + 0x20, 0x3);130 131 hws[IMX6SLL_PLL1_BYPASS] = imx_clk_hw_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT);132 hws[IMX6SLL_PLL2_BYPASS] = imx_clk_hw_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT);133 hws[IMX6SLL_PLL3_BYPASS] = imx_clk_hw_mux_flags("pll3_bypass", base + 0x10, 16, 1, pll3_bypass_sels, ARRAY_SIZE(pll3_bypass_sels), CLK_SET_RATE_PARENT);134 hws[IMX6SLL_PLL4_BYPASS] = imx_clk_hw_mux_flags("pll4_bypass", base + 0x70, 16, 1, pll4_bypass_sels, ARRAY_SIZE(pll4_bypass_sels), CLK_SET_RATE_PARENT);135 hws[IMX6SLL_PLL5_BYPASS] = imx_clk_hw_mux_flags("pll5_bypass", base + 0xa0, 16, 1, pll5_bypass_sels, ARRAY_SIZE(pll5_bypass_sels), CLK_SET_RATE_PARENT);136 hws[IMX6SLL_PLL6_BYPASS] = imx_clk_hw_mux_flags("pll6_bypass", base + 0xe0, 16, 1, pll6_bypass_sels, ARRAY_SIZE(pll6_bypass_sels), CLK_SET_RATE_PARENT);137 hws[IMX6SLL_PLL7_BYPASS] = imx_clk_hw_mux_flags("pll7_bypass", base + 0x20, 16, 1, pll7_bypass_sels, ARRAY_SIZE(pll7_bypass_sels), CLK_SET_RATE_PARENT);138 139 hws[IMX6SLL_CLK_PLL1_SYS] = imx_clk_hw_fixed_factor("pll1_sys", "pll1_bypass", 1, 1);140 hws[IMX6SLL_CLK_PLL2_BUS] = imx_clk_hw_gate("pll2_bus", "pll2_bypass", base + 0x30, 13);141 hws[IMX6SLL_CLK_PLL3_USB_OTG] = imx_clk_hw_gate("pll3_usb_otg", "pll3_bypass", base + 0x10, 13);142 hws[IMX6SLL_CLK_PLL4_AUDIO] = imx_clk_hw_gate("pll4_audio", "pll4_bypass", base + 0x70, 13);143 hws[IMX6SLL_CLK_PLL5_VIDEO] = imx_clk_hw_gate("pll5_video", "pll5_bypass", base + 0xa0, 13);144 hws[IMX6SLL_CLK_PLL6_ENET] = imx_clk_hw_gate("pll6_enet", "pll6_bypass", base + 0xe0, 13);145 hws[IMX6SLL_CLK_PLL7_USB_HOST] = imx_clk_hw_gate("pll7_usb_host", "pll7_bypass", base + 0x20, 13);146 147 /*148 * Bit 20 is the reserved and read-only bit, we do this only for:149 * - Do nothing for usbphy clk_enable/disable150 * - Keep refcount when do usbphy clk_enable/disable, in that case,151 * the clk framework many need to enable/disable usbphy's parent152 */153 hws[IMX6SLL_CLK_USBPHY1] = imx_clk_hw_gate("usbphy1", "pll3_usb_otg", base + 0x10, 20);154 hws[IMX6SLL_CLK_USBPHY2] = imx_clk_hw_gate("usbphy2", "pll7_usb_host", base + 0x20, 20);155 156 /*157 * usbphy*_gate needs to be on after system boots up, and software158 * never needs to control it anymore.159 */160 if (IS_ENABLED(CONFIG_USB_MXS_PHY)) {161 hws[IMX6SLL_CLK_USBPHY1_GATE] = imx_clk_hw_gate_flags("usbphy1_gate", "dummy", base + 0x10, 6, CLK_IS_CRITICAL);162 hws[IMX6SLL_CLK_USBPHY2_GATE] = imx_clk_hw_gate_flags("usbphy2_gate", "dummy", base + 0x20, 6, CLK_IS_CRITICAL);163 }164 165 /* name parent_name reg idx */166 hws[IMX6SLL_CLK_PLL2_PFD0] = imx_clk_hw_pfd("pll2_pfd0_352m", "pll2_bus", base + 0x100, 0);167 hws[IMX6SLL_CLK_PLL2_PFD1] = imx_clk_hw_pfd("pll2_pfd1_594m", "pll2_bus", base + 0x100, 1);168 hws[IMX6SLL_CLK_PLL2_PFD2] = imx_clk_hw_pfd("pll2_pfd2_396m", "pll2_bus", base + 0x100, 2);169 hws[IMX6SLL_CLK_PLL2_PFD3] = imx_clk_hw_pfd("pll2_pfd3_594m", "pll2_bus", base + 0x100, 3);170 hws[IMX6SLL_CLK_PLL3_PFD0] = imx_clk_hw_pfd("pll3_pfd0_720m", "pll3_usb_otg", base + 0xf0, 0);171 hws[IMX6SLL_CLK_PLL3_PFD1] = imx_clk_hw_pfd("pll3_pfd1_540m", "pll3_usb_otg", base + 0xf0, 1);172 hws[IMX6SLL_CLK_PLL3_PFD2] = imx_clk_hw_pfd("pll3_pfd2_508m", "pll3_usb_otg", base + 0xf0, 2);173 hws[IMX6SLL_CLK_PLL3_PFD3] = imx_clk_hw_pfd("pll3_pfd3_454m", "pll3_usb_otg", base + 0xf0, 3);174 175 hws[IMX6SLL_CLK_PLL4_POST_DIV] = clk_hw_register_divider_table(NULL, "pll4_post_div", "pll4_audio",176 CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x70, 19, 2, 0, post_div_table, &imx_ccm_lock);177 hws[IMX6SLL_CLK_PLL4_AUDIO_DIV] = clk_hw_register_divider(NULL, "pll4_audio_div", "pll4_post_div",178 CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x170, 15, 1, 0, &imx_ccm_lock);179 hws[IMX6SLL_CLK_PLL5_POST_DIV] = clk_hw_register_divider_table(NULL, "pll5_post_div", "pll5_video",180 CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0xa0, 19, 2, 0, post_div_table, &imx_ccm_lock);181 hws[IMX6SLL_CLK_PLL5_VIDEO_DIV] = clk_hw_register_divider_table(NULL, "pll5_video_div", "pll5_post_div",182 CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x170, 30, 2, 0, video_div_table, &imx_ccm_lock);183 184 /* name parent_name mult div */185 hws[IMX6SLL_CLK_PLL2_198M] = imx_clk_hw_fixed_factor("pll2_198m", "pll2_pfd2_396m", 1, 2);186 hws[IMX6SLL_CLK_PLL3_120M] = imx_clk_hw_fixed_factor("pll3_120m", "pll3_usb_otg", 1, 4);187 hws[IMX6SLL_CLK_PLL3_80M] = imx_clk_hw_fixed_factor("pll3_80m", "pll3_usb_otg", 1, 6);188 hws[IMX6SLL_CLK_PLL3_60M] = imx_clk_hw_fixed_factor("pll3_60m", "pll3_usb_otg", 1, 8);189 190 np = ccm_node;191 base = of_iomap(np, 0);192 WARN_ON(!base);193 194 hws[IMX6SLL_CLK_STEP] = imx_clk_hw_mux("step", base + 0x0c, 8, 1, step_sels, ARRAY_SIZE(step_sels));195 hws[IMX6SLL_CLK_PLL1_SW] = imx_clk_hw_mux_flags("pll1_sw", base + 0x0c, 2, 1, pll1_sw_sels, ARRAY_SIZE(pll1_sw_sels), 0);196 hws[IMX6SLL_CLK_AXI_ALT_SEL] = imx_clk_hw_mux("axi_alt_sel", base + 0x14, 7, 1, axi_alt_sels, ARRAY_SIZE(axi_alt_sels));197 hws[IMX6SLL_CLK_AXI_SEL] = imx_clk_hw_mux_flags("axi_sel", base + 0x14, 6, 1, axi_sels, ARRAY_SIZE(axi_sels), 0);198 hws[IMX6SLL_CLK_PERIPH_PRE] = imx_clk_hw_mux("periph_pre", base + 0x18, 18, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels));199 hws[IMX6SLL_CLK_PERIPH2_PRE] = imx_clk_hw_mux("periph2_pre", base + 0x18, 21, 2, periph2_pre_sels, ARRAY_SIZE(periph2_pre_sels));200 hws[IMX6SLL_CLK_PERIPH_CLK2_SEL] = imx_clk_hw_mux("periph_clk2_sel", base + 0x18, 12, 2, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels));201 hws[IMX6SLL_CLK_PERIPH2_CLK2_SEL] = imx_clk_hw_mux("periph2_clk2_sel", base + 0x18, 20, 1, periph2_clk2_sels, ARRAY_SIZE(periph2_clk2_sels));202 hws[IMX6SLL_CLK_USDHC1_SEL] = imx_clk_hw_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels));203 hws[IMX6SLL_CLK_USDHC2_SEL] = imx_clk_hw_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels));204 hws[IMX6SLL_CLK_USDHC3_SEL] = imx_clk_hw_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels));205 hws[IMX6SLL_CLK_SSI1_SEL] = imx_clk_hw_mux("ssi1_sel", base + 0x1c, 10, 2, ssi_sels, ARRAY_SIZE(ssi_sels));206 hws[IMX6SLL_CLK_SSI2_SEL] = imx_clk_hw_mux("ssi2_sel", base + 0x1c, 12, 2, ssi_sels, ARRAY_SIZE(ssi_sels));207 hws[IMX6SLL_CLK_SSI3_SEL] = imx_clk_hw_mux("ssi3_sel", base + 0x1c, 14, 2, ssi_sels, ARRAY_SIZE(ssi_sels));208 hws[IMX6SLL_CLK_PERCLK_SEL] = imx_clk_hw_mux("perclk_sel", base + 0x1c, 6, 1, perclk_sels, ARRAY_SIZE(perclk_sels));209 hws[IMX6SLL_CLK_UART_SEL] = imx_clk_hw_mux("uart_sel", base + 0x24, 6, 1, uart_sels, ARRAY_SIZE(uart_sels));210 hws[IMX6SLL_CLK_SPDIF_SEL] = imx_clk_hw_mux("spdif_sel", base + 0x30, 20, 2, spdif_sels, ARRAY_SIZE(spdif_sels));211 hws[IMX6SLL_CLK_EXTERN_AUDIO_SEL] = imx_clk_hw_mux("extern_audio_sel", base + 0x30, 7, 2, spdif_sels, ARRAY_SIZE(spdif_sels));212 hws[IMX6SLL_CLK_EPDC_PRE_SEL] = imx_clk_hw_mux("epdc_pre_sel", base + 0x34, 15, 3, epdc_pre_sels, ARRAY_SIZE(epdc_pre_sels));213 hws[IMX6SLL_CLK_EPDC_SEL] = imx_clk_hw_mux("epdc_sel", base + 0x34, 9, 3, epdc_sels, ARRAY_SIZE(epdc_sels));214 hws[IMX6SLL_CLK_ECSPI_SEL] = imx_clk_hw_mux("ecspi_sel", base + 0x38, 18, 1, ecspi_sels, ARRAY_SIZE(ecspi_sels));215 hws[IMX6SLL_CLK_LCDIF_PRE_SEL] = imx_clk_hw_mux("lcdif_pre_sel", base + 0x38, 15, 3, lcdif_pre_sels, ARRAY_SIZE(lcdif_pre_sels));216 hws[IMX6SLL_CLK_LCDIF_SEL] = imx_clk_hw_mux("lcdif_sel", base + 0x38, 9, 3, lcdif_sels, ARRAY_SIZE(lcdif_sels));217 218 hws[IMX6SLL_CLK_PERIPH] = imx_clk_hw_busy_mux("periph", base + 0x14, 25, 1, base + 0x48, 5, periph_sels, ARRAY_SIZE(periph_sels));219 hws[IMX6SLL_CLK_PERIPH2] = imx_clk_hw_busy_mux("periph2", base + 0x14, 26, 1, base + 0x48, 3, periph2_sels, ARRAY_SIZE(periph2_sels));220 221 hws[IMX6SLL_CLK_PERIPH_CLK2] = imx_clk_hw_divider("periph_clk2", "periph_clk2_sel", base + 0x14, 27, 3);222 hws[IMX6SLL_CLK_PERIPH2_CLK2] = imx_clk_hw_divider("periph2_clk2", "periph2_clk2_sel", base + 0x14, 0, 3);223 hws[IMX6SLL_CLK_IPG] = imx_clk_hw_divider("ipg", "ahb", base + 0x14, 8, 2);224 hws[IMX6SLL_CLK_LCDIF_PODF] = imx_clk_hw_divider("lcdif_podf", "lcdif_pred", base + 0x18, 23, 3);225 hws[IMX6SLL_CLK_PERCLK] = imx_clk_hw_divider("perclk", "perclk_sel", base + 0x1c, 0, 6);226 hws[IMX6SLL_CLK_USDHC3_PODF] = imx_clk_hw_divider("usdhc3_podf", "usdhc3_sel", base + 0x24, 19, 3);227 hws[IMX6SLL_CLK_USDHC2_PODF] = imx_clk_hw_divider("usdhc2_podf", "usdhc2_sel", base + 0x24, 16, 3);228 hws[IMX6SLL_CLK_USDHC1_PODF] = imx_clk_hw_divider("usdhc1_podf", "usdhc1_sel", base + 0x24, 11, 3);229 hws[IMX6SLL_CLK_UART_PODF] = imx_clk_hw_divider("uart_podf", "uart_sel", base + 0x24, 0, 6);230 hws[IMX6SLL_CLK_SSI3_PRED] = imx_clk_hw_divider("ssi3_pred", "ssi3_sel", base + 0x28, 22, 3);231 hws[IMX6SLL_CLK_SSI3_PODF] = imx_clk_hw_divider("ssi3_podf", "ssi3_pred", base + 0x28, 16, 6);232 hws[IMX6SLL_CLK_SSI1_PRED] = imx_clk_hw_divider("ssi1_pred", "ssi1_sel", base + 0x28, 6, 3);233 hws[IMX6SLL_CLK_SSI1_PODF] = imx_clk_hw_divider("ssi1_podf", "ssi1_pred", base + 0x28, 0, 6);234 hws[IMX6SLL_CLK_SSI2_PRED] = imx_clk_hw_divider("ssi2_pred", "ssi2_sel", base + 0x2c, 6, 3);235 hws[IMX6SLL_CLK_SSI2_PODF] = imx_clk_hw_divider("ssi2_podf", "ssi2_pred", base + 0x2c, 0, 6);236 hws[IMX6SLL_CLK_SPDIF_PRED] = imx_clk_hw_divider("spdif_pred", "spdif_sel", base + 0x30, 25, 3);237 hws[IMX6SLL_CLK_SPDIF_PODF] = imx_clk_hw_divider("spdif_podf", "spdif_pred", base + 0x30, 22, 3);238 hws[IMX6SLL_CLK_EXTERN_AUDIO_PRED] = imx_clk_hw_divider("extern_audio_pred", "extern_audio_sel", base + 0x30, 12, 3);239 hws[IMX6SLL_CLK_EXTERN_AUDIO_PODF] = imx_clk_hw_divider("extern_audio_podf", "extern_audio_pred", base + 0x30, 9, 3);240 hws[IMX6SLL_CLK_EPDC_PODF] = imx_clk_hw_divider("epdc_podf", "epdc_pre_sel", base + 0x34, 12, 3);241 hws[IMX6SLL_CLK_ECSPI_PODF] = imx_clk_hw_divider("ecspi_podf", "ecspi_sel", base + 0x38, 19, 6);242 hws[IMX6SLL_CLK_LCDIF_PRED] = imx_clk_hw_divider("lcdif_pred", "lcdif_pre_sel", base + 0x38, 12, 3);243 244 hws[IMX6SLL_CLK_ARM] = imx_clk_hw_busy_divider("arm", "pll1_sw", base + 0x10, 0, 3, base + 0x48, 16);245 hws[IMX6SLL_CLK_MMDC_PODF] = imx_clk_hw_busy_divider("mmdc_podf", "periph2", base + 0x14, 3, 3, base + 0x48, 2);246 hws[IMX6SLL_CLK_AXI_PODF] = imx_clk_hw_busy_divider("axi", "axi_sel", base + 0x14, 16, 3, base + 0x48, 0);247 hws[IMX6SLL_CLK_AHB] = imx_clk_hw_busy_divider("ahb", "periph", base + 0x14, 10, 3, base + 0x48, 1);248 249 hws[IMX6SLL_CLK_LDB_DI0_DIV_3_5] = imx_clk_hw_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7);250 hws[IMX6SLL_CLK_LDB_DI0_DIV_7] = imx_clk_hw_fixed_factor("ldb_di0_div_7", "ldb_di0_sel", 1, 7);251 hws[IMX6SLL_CLK_LDB_DI1_DIV_3_5] = imx_clk_hw_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7);252 hws[IMX6SLL_CLK_LDB_DI1_DIV_7] = imx_clk_hw_fixed_factor("ldb_di1_div_7", "ldb_di1_sel", 1, 7);253 254 hws[IMX6SLL_CLK_LDB_DI0_SEL] = imx_clk_hw_mux("ldb_di0_sel", base + 0x2c, 9, 3, ldb_di0_sels, ARRAY_SIZE(ldb_di0_sels));255 hws[IMX6SLL_CLK_LDB_DI1_SEL] = imx_clk_hw_mux("ldb_di1_sel", base + 0x1c, 7, 3, ldb_di1_sels, ARRAY_SIZE(ldb_di1_sels));256 hws[IMX6SLL_CLK_LDB_DI0_DIV_SEL] = imx_clk_hw_mux("ldb_di0_div_sel", base + 0x20, 10, 1, ldb_di0_div_sels, ARRAY_SIZE(ldb_di0_div_sels));257 hws[IMX6SLL_CLK_LDB_DI1_DIV_SEL] = imx_clk_hw_mux("ldb_di1_div_sel", base + 0x20, 10, 1, ldb_di1_div_sels, ARRAY_SIZE(ldb_di1_div_sels));258 259 /* CCGR0 */260 hws[IMX6SLL_CLK_AIPSTZ1] = imx_clk_hw_gate2_flags("aips_tz1", "ahb", base + 0x68, 0, CLK_IS_CRITICAL);261 hws[IMX6SLL_CLK_AIPSTZ2] = imx_clk_hw_gate2_flags("aips_tz2", "ahb", base + 0x68, 2, CLK_IS_CRITICAL);262 hws[IMX6SLL_CLK_DCP] = imx_clk_hw_gate2("dcp", "ahb", base + 0x68, 10);263 hws[IMX6SLL_CLK_UART2_IPG] = imx_clk_hw_gate2("uart2_ipg", "ipg", base + 0x68, 28);264 hws[IMX6SLL_CLK_UART2_SERIAL] = imx_clk_hw_gate2("uart2_serial", "uart_podf", base + 0x68, 28);265 hws[IMX6SLL_CLK_GPIO2] = imx_clk_hw_gate2("gpio2", "ipg", base + 0x68, 30);266 267 /* CCGR1 */268 hws[IMX6SLL_CLK_ECSPI1] = imx_clk_hw_gate2("ecspi1", "ecspi_podf", base + 0x6c, 0);269 hws[IMX6SLL_CLK_ECSPI2] = imx_clk_hw_gate2("ecspi2", "ecspi_podf", base + 0x6c, 2);270 hws[IMX6SLL_CLK_ECSPI3] = imx_clk_hw_gate2("ecspi3", "ecspi_podf", base + 0x6c, 4);271 hws[IMX6SLL_CLK_ECSPI4] = imx_clk_hw_gate2("ecspi4", "ecspi_podf", base + 0x6c, 6);272 hws[IMX6SLL_CLK_UART3_IPG] = imx_clk_hw_gate2("uart3_ipg", "ipg", base + 0x6c, 10);273 hws[IMX6SLL_CLK_UART3_SERIAL] = imx_clk_hw_gate2("uart3_serial", "uart_podf", base + 0x6c, 10);274 hws[IMX6SLL_CLK_EPIT1] = imx_clk_hw_gate2("epit1", "perclk", base + 0x6c, 12);275 hws[IMX6SLL_CLK_EPIT2] = imx_clk_hw_gate2("epit2", "perclk", base + 0x6c, 14);276 hws[IMX6SLL_CLK_GPT_BUS] = imx_clk_hw_gate2("gpt1_bus", "perclk", base + 0x6c, 20);277 hws[IMX6SLL_CLK_GPT_SERIAL] = imx_clk_hw_gate2("gpt1_serial", "perclk", base + 0x6c, 22);278 hws[IMX6SLL_CLK_UART4_IPG] = imx_clk_hw_gate2("uart4_ipg", "ipg", base + 0x6c, 24);279 hws[IMX6SLL_CLK_UART4_SERIAL] = imx_clk_hw_gate2("uart4_serial", "uart_podf", base + 0x6c, 24);280 hws[IMX6SLL_CLK_GPIO1] = imx_clk_hw_gate2("gpio1", "ipg", base + 0x6c, 26);281 hws[IMX6SLL_CLK_GPIO5] = imx_clk_hw_gate2("gpio5", "ipg", base + 0x6c, 30);282 283 /* CCGR2 */284 hws[IMX6SLL_CLK_GPIO6] = imx_clk_hw_gate2("gpio6", "ipg", base + 0x70, 0);285 hws[IMX6SLL_CLK_CSI] = imx_clk_hw_gate2("csi", "axi", base + 0x70, 2);286 hws[IMX6SLL_CLK_I2C1] = imx_clk_hw_gate2("i2c1", "perclk", base + 0x70, 6);287 hws[IMX6SLL_CLK_I2C2] = imx_clk_hw_gate2("i2c2", "perclk", base + 0x70, 8);288 hws[IMX6SLL_CLK_I2C3] = imx_clk_hw_gate2("i2c3", "perclk", base + 0x70, 10);289 hws[IMX6SLL_CLK_OCOTP] = imx_clk_hw_gate2("ocotp", "ipg", base + 0x70, 12);290 hws[IMX6SLL_CLK_GPIO3] = imx_clk_hw_gate2("gpio3", "ipg", base + 0x70, 26);291 hws[IMX6SLL_CLK_LCDIF_APB] = imx_clk_hw_gate2("lcdif_apb", "axi", base + 0x70, 28);292 hws[IMX6SLL_CLK_PXP] = imx_clk_hw_gate2("pxp", "axi", base + 0x70, 30);293 294 /* CCGR3 */295 hws[IMX6SLL_CLK_UART5_IPG] = imx_clk_hw_gate2("uart5_ipg", "ipg", base + 0x74, 2);296 hws[IMX6SLL_CLK_UART5_SERIAL] = imx_clk_hw_gate2("uart5_serial", "uart_podf", base + 0x74, 2);297 hws[IMX6SLL_CLK_EPDC_AXI] = imx_clk_hw_gate2("epdc_aclk", "axi", base + 0x74, 4);298 hws[IMX6SLL_CLK_EPDC_PIX] = imx_clk_hw_gate2("epdc_pix", "epdc_podf", base + 0x74, 4);299 hws[IMX6SLL_CLK_LCDIF_PIX] = imx_clk_hw_gate2("lcdif_pix", "lcdif_podf", base + 0x74, 10);300 hws[IMX6SLL_CLK_GPIO4] = imx_clk_hw_gate2("gpio4", "ipg", base + 0x74, 12);301 hws[IMX6SLL_CLK_WDOG1] = imx_clk_hw_gate2("wdog1", "ipg", base + 0x74, 16);302 hws[IMX6SLL_CLK_MMDC_P0_FAST] = imx_clk_hw_gate_flags("mmdc_p0_fast", "mmdc_podf", base + 0x74, 20, CLK_IS_CRITICAL);303 hws[IMX6SLL_CLK_MMDC_P0_IPG] = imx_clk_hw_gate2_flags("mmdc_p0_ipg", "ipg", base + 0x74, 24, CLK_IS_CRITICAL);304 hws[IMX6SLL_CLK_MMDC_P1_IPG] = imx_clk_hw_gate2_flags("mmdc_p1_ipg", "ipg", base + 0x74, 26, CLK_IS_CRITICAL);305 hws[IMX6SLL_CLK_OCRAM] = imx_clk_hw_gate_flags("ocram", "ahb", base + 0x74, 28, CLK_IS_CRITICAL);306 307 /* CCGR4 */308 hws[IMX6SLL_CLK_PWM1] = imx_clk_hw_gate2("pwm1", "perclk", base + 0x78, 16);309 hws[IMX6SLL_CLK_PWM2] = imx_clk_hw_gate2("pwm2", "perclk", base + 0x78, 18);310 hws[IMX6SLL_CLK_PWM3] = imx_clk_hw_gate2("pwm3", "perclk", base + 0x78, 20);311 hws[IMX6SLL_CLK_PWM4] = imx_clk_hw_gate2("pwm4", "perclk", base + 0x78, 22);312 313 /* CCGR5 */314 hws[IMX6SLL_CLK_ROM] = imx_clk_hw_gate2_flags("rom", "ahb", base + 0x7c, 0, CLK_IS_CRITICAL);315 hws[IMX6SLL_CLK_SDMA] = imx_clk_hw_gate2("sdma", "ahb", base + 0x7c, 6);316 hws[IMX6SLL_CLK_WDOG2] = imx_clk_hw_gate2("wdog2", "ipg", base + 0x7c, 10);317 hws[IMX6SLL_CLK_SPBA] = imx_clk_hw_gate2("spba", "ipg", base + 0x7c, 12);318 hws[IMX6SLL_CLK_EXTERN_AUDIO] = imx_clk_hw_gate2_shared("extern_audio", "extern_audio_podf", base + 0x7c, 14, &share_count_audio);319 hws[IMX6SLL_CLK_SPDIF] = imx_clk_hw_gate2_shared("spdif", "spdif_podf", base + 0x7c, 14, &share_count_audio);320 hws[IMX6SLL_CLK_SPDIF_GCLK] = imx_clk_hw_gate2_shared("spdif_gclk", "ipg", base + 0x7c, 14, &share_count_audio);321 hws[IMX6SLL_CLK_SSI1] = imx_clk_hw_gate2_shared("ssi1", "ssi1_podf", base + 0x7c, 18, &share_count_ssi1);322 hws[IMX6SLL_CLK_SSI1_IPG] = imx_clk_hw_gate2_shared("ssi1_ipg", "ipg", base + 0x7c, 18, &share_count_ssi1);323 hws[IMX6SLL_CLK_SSI2] = imx_clk_hw_gate2_shared("ssi2", "ssi2_podf", base + 0x7c, 20, &share_count_ssi2);324 hws[IMX6SLL_CLK_SSI2_IPG] = imx_clk_hw_gate2_shared("ssi2_ipg", "ipg", base + 0x7c, 20, &share_count_ssi2);325 hws[IMX6SLL_CLK_SSI3] = imx_clk_hw_gate2_shared("ssi3", "ssi3_podf", base + 0x7c, 22, &share_count_ssi3);326 hws[IMX6SLL_CLK_SSI3_IPG] = imx_clk_hw_gate2_shared("ssi3_ipg", "ipg", base + 0x7c, 22, &share_count_ssi3);327 hws[IMX6SLL_CLK_UART1_IPG] = imx_clk_hw_gate2("uart1_ipg", "ipg", base + 0x7c, 24);328 hws[IMX6SLL_CLK_UART1_SERIAL] = imx_clk_hw_gate2("uart1_serial", "uart_podf", base + 0x7c, 24);329 330 /* CCGR6 */331 hws[IMX6SLL_CLK_USBOH3] = imx_clk_hw_gate2("usboh3", "ipg", base + 0x80, 0);332 hws[IMX6SLL_CLK_USDHC1] = imx_clk_hw_gate2("usdhc1", "usdhc1_podf", base + 0x80, 2);333 hws[IMX6SLL_CLK_USDHC2] = imx_clk_hw_gate2("usdhc2", "usdhc2_podf", base + 0x80, 4);334 hws[IMX6SLL_CLK_USDHC3] = imx_clk_hw_gate2("usdhc3", "usdhc3_podf", base + 0x80, 6);335 336 /* mask handshake of mmdc */337 imx_mmdc_mask_handshake(base, 0);338 339 imx_check_clk_hws(hws, IMX6SLL_CLK_END);340 341 of_clk_add_hw_provider(np, of_clk_hw_onecell_get, clk_hw_data);342 343 imx_register_uart_clocks();344 345 /* Lower the AHB clock rate before changing the clock source. */346 clk_set_rate(hws[IMX6SLL_CLK_AHB]->clk, 99000000);347 348 /* Change periph_pre clock to pll2_bus to adjust AXI rate to 264MHz */349 clk_set_parent(hws[IMX6SLL_CLK_PERIPH_CLK2_SEL]->clk, hws[IMX6SLL_CLK_PLL3_USB_OTG]->clk);350 clk_set_parent(hws[IMX6SLL_CLK_PERIPH]->clk, hws[IMX6SLL_CLK_PERIPH_CLK2]->clk);351 clk_set_parent(hws[IMX6SLL_CLK_PERIPH_PRE]->clk, hws[IMX6SLL_CLK_PLL2_BUS]->clk);352 clk_set_parent(hws[IMX6SLL_CLK_PERIPH]->clk, hws[IMX6SLL_CLK_PERIPH_PRE]->clk);353 354 clk_set_rate(hws[IMX6SLL_CLK_AHB]->clk, 132000000);355}356CLK_OF_DECLARE_DRIVER(imx6sll, "fsl,imx6sll-ccm", imx6sll_clocks_init);357