arch/arm/mach-imx/clk-imx51-imx53.c

   1 /*
   2  * Copyright (C) 2011 Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  *
   8  */
   9 #include <linux/mm.h>
  10 #include <linux/delay.h>
  11 #include <linux/clk.h>
  12 #include <linux/io.h>
  13 #include <linux/clkdev.h>
  14 #include <linux/of.h>
  15 #include <linux/err.h>
  16
  17 #include "crm-regs-imx5.h"
  18 #include "clk.h"
  19 #include "common.h"
  20 #include "hardware.h"
  21
  22 /* Low-power Audio Playback Mode clock */
  23 static const char *lp_apm_sel[] = { "osc", };
  24
  25 /* This is used multiple times */
  26 static const char *standard_pll_sel[] = { "pll1_sw", "pll2_sw", "pll3_sw", "lp_apm", };
  27 static const char *periph_apm_sel[] = { "pll1_sw", "pll3_sw", "lp_apm", };
  28 static const char *main_bus_sel[] = { "pll2_sw", "periph_apm", };
  29 static const char *per_lp_apm_sel[] = { "main_bus", "lp_apm", };
  30 static const char *per_root_sel[] = { "per_podf", "ipg", };
  31 static const char *esdhc_c_sel[] = { "esdhc_a_podf", "esdhc_b_podf", };
  32 static const char *esdhc_d_sel[] = { "esdhc_a_podf", "esdhc_b_podf", };
  33 static const char *ssi_apm_sels[] = { "ckih1", "lp_amp", "ckih2", };
  34 static const char *ssi_clk_sels[] = { "pll1_sw", "pll2_sw", "pll3_sw", "ssi_apm", };
  35 static const char *ssi3_clk_sels[] = { "ssi1_root_gate", "ssi2_root_gate", };
  36 static const char *ssi_ext1_com_sels[] = { "ssi_ext1_podf", "ssi1_root_gate", };
  37 static const char *ssi_ext2_com_sels[] = { "ssi_ext2_podf", "ssi2_root_gate", };
  38 static const char *emi_slow_sel[] = { "main_bus", "ahb", };
  39 static const char *usb_phy_sel_str[] = { "osc", "usb_phy_podf", };
  40 static const char *mx51_ipu_di0_sel[] = { "di_pred", "osc", "ckih1", "tve_di", };
  41 static const char *mx53_ipu_di0_sel[] = { "di_pred", "osc", "ckih1", "di_pll4_podf", "dummy", "ldb_di0_gate", };
  42 static const char *mx53_ldb_di0_sel[] = { "pll3_sw", "pll4_sw", };
  43 static const char *mx51_ipu_di1_sel[] = { "di_pred", "osc", "ckih1", "tve_di", "ipp_di1", };
  44 static const char *mx53_ipu_di1_sel[] = { "di_pred", "osc", "ckih1", "tve_di", "ipp_di1", "ldb_di1_gate", };
  45 static const char *mx53_ldb_di1_sel[] = { "pll3_sw", "pll4_sw", };
  46 static const char *mx51_tve_ext_sel[] = { "osc", "ckih1", };
  47 static const char *mx53_tve_ext_sel[] = { "pll4_sw", "ckih1", };
  48 static const char *mx51_tve_sel[] = { "tve_pred", "tve_ext_sel", };
  49 static const char *ipu_sel[] = { "axi_a", "axi_b", "emi_slow_gate", "ahb", };
  50 static const char *gpu3d_sel[] = { "axi_a", "axi_b", "emi_slow_gate", "ahb" };
  51 static const char *gpu2d_sel[] = { "axi_a", "axi_b", "emi_slow_gate", "ahb" };
  52 static const char *vpu_sel[] = { "axi_a", "axi_b", "emi_slow_gate", "ahb", };
  53 static const char *mx53_can_sel[] = { "ipg", "ckih1", "ckih2", "lp_apm", };
  54 static const char *mx53_cko1_sel[] = {
  55         "cpu_podf", "pll1_sw", "pll2_sw", "pll3_sw",
  56         "emi_slow_podf", "pll4_sw", "nfc_podf", "dummy",
  57         "di_pred", "dummy", "dummy", "ahb",
  58         "ipg", "per_root", "ckil", "dummy",};
  59 static const char *mx53_cko2_sel[] = {
  60         "dummy"/* dptc_core */, "dummy"/* dptc_perich */,
  61         "dummy", "esdhc_a_podf",
  62         "usboh3_podf", "dummy"/* wrck_clk_root */,
  63         "ecspi_podf", "dummy"/* pll1_ref_clk */,
  64         "esdhc_b_podf", "dummy"/* ddr_clk_root */,
  65         "dummy"/* arm_axi_clk_root */, "dummy"/* usb_phy_out */,
  66         "vpu_sel", "ipu_sel",
  67         "osc", "ckih1",
  68         "dummy", "esdhc_c_sel",
  69         "ssi1_root_podf", "ssi2_root_podf",
  70         "dummy", "dummy",
  71         "dummy"/* lpsr_clk_root */, "dummy"/* pgc_clk_root */,
  72         "dummy"/* tve_out */, "usb_phy_sel",
  73         "tve_sel", "lp_apm",
  74         "uart_root", "dummy"/* spdif0_clk_root */,
  75         "dummy", "dummy", };
  76 static const char *mx51_spdif_xtal_sel[] = { "osc", "ckih", "ckih2", };
  77 static const char *mx53_spdif_xtal_sel[] = { "osc", "ckih", "ckih2", "pll4_sw", };
  78 static const char *spdif_sel[] = { "pll1_sw", "pll2_sw", "pll3_sw", "spdif_xtal_sel", };
  79 static const char *spdif0_com_sel[] = { "spdif0_podf", "ssi1_root_gate", };
  80 static const char *mx51_spdif1_com_sel[] = { "spdif1_podf", "ssi2_root_gate", };
  81
  82
  83 enum imx5_clks {
  84         dummy, ckil, osc, ckih1, ckih2, ahb, ipg, axi_a, axi_b, uart_pred,
  85         uart_root, esdhc_a_pred, esdhc_b_pred, esdhc_c_s, esdhc_d_s,
  86         emi_sel, emi_slow_podf, nfc_podf, ecspi_pred, ecspi_podf, usboh3_pred,
  87         usboh3_podf, usb_phy_pred, usb_phy_podf, cpu_podf, di_pred, tve_di_unused,
  88         tve_s, uart1_ipg_gate, uart1_per_gate, uart2_ipg_gate,
  89         uart2_per_gate, uart3_ipg_gate, uart3_per_gate, i2c1_gate, i2c2_gate,
  90         gpt_ipg_gate, pwm1_ipg_gate, pwm1_hf_gate, pwm2_ipg_gate, pwm2_hf_gate,
  91         gpt_hf_gate, fec_gate, usboh3_per_gate, esdhc1_ipg_gate, esdhc2_ipg_gate,
  92         esdhc3_ipg_gate, esdhc4_ipg_gate, ssi1_ipg_gate, ssi2_ipg_gate,
  93         ssi3_ipg_gate, ecspi1_ipg_gate, ecspi1_per_gate, ecspi2_ipg_gate,
  94         ecspi2_per_gate, cspi_ipg_gate, sdma_gate, emi_slow_gate, ipu_s,
  95         ipu_gate, nfc_gate, ipu_di1_gate, vpu_s, vpu_gate,
  96         vpu_reference_gate, uart4_ipg_gate, uart4_per_gate, uart5_ipg_gate,
  97         uart5_per_gate, tve_gate, tve_pred, esdhc1_per_gate, esdhc2_per_gate,
  98         esdhc3_per_gate, esdhc4_per_gate, usb_phy_gate, hsi2c_gate,
  99         mipi_hsc1_gate, mipi_hsc2_gate, mipi_esc_gate, mipi_hsp_gate,
 100         ldb_di1_div_3_5, ldb_di1_div, ldb_di0_div_3_5, ldb_di0_div,
 101         ldb_di1_gate, can2_serial_gate, can2_ipg_gate, i2c3_gate, lp_apm,
 102         periph_apm, main_bus, ahb_max, aips_tz1, aips_tz2, tmax1, tmax2,
 103         tmax3, spba, uart_sel, esdhc_a_sel, esdhc_b_sel, esdhc_a_podf,
 104         esdhc_b_podf, ecspi_sel, usboh3_sel, usb_phy_sel, iim_gate,
 105         usboh3_gate, emi_fast_gate, ipu_di0_gate,gpc_dvfs, pll1_sw, pll2_sw,
 106         pll3_sw, ipu_di0_sel, ipu_di1_sel, tve_ext_sel, mx51_mipi, pll4_sw,
 107         ldb_di1_sel, di_pll4_podf, ldb_di0_sel, ldb_di0_gate, usb_phy1_gate,
 108         usb_phy2_gate, per_lp_apm, per_pred1, per_pred2, per_podf, per_root,
 109         ssi_apm, ssi1_root_sel, ssi2_root_sel, ssi3_root_sel, ssi_ext1_sel,
 110         ssi_ext2_sel, ssi_ext1_com_sel, ssi_ext2_com_sel, ssi1_root_pred,
 111         ssi1_root_podf, ssi2_root_pred, ssi2_root_podf, ssi_ext1_pred,
 112         ssi_ext1_podf, ssi_ext2_pred, ssi_ext2_podf, ssi1_root_gate,
 113         ssi2_root_gate, ssi3_root_gate, ssi_ext1_gate, ssi_ext2_gate,
 114         epit1_ipg_gate, epit1_hf_gate, epit2_ipg_gate, epit2_hf_gate,
 115         can_sel, can1_serial_gate, can1_ipg_gate,
 116         owire_gate, gpu3d_s, gpu2d_s, gpu3d_gate, gpu2d_gate, garb_gate,
 117         cko1_sel, cko1_podf, cko1,
 118         cko2_sel, cko2_podf, cko2,
 119         srtc_gate, pata_gate, sata_gate, spdif_xtal_sel, spdif0_sel,
 120         spdif1_sel, spdif0_pred, spdif0_podf, spdif1_pred, spdif1_podf,
 121         spdif0_com_s, spdif1_com_sel, spdif0_gate, spdif1_gate, spdif_ipg_gate,
 122         clk_max
 123 };
 124
 125 static struct clk *clk[clk_max];
 126 static struct clk_onecell_data clk_data;
 127
 128 static void __init mx5_clocks_common_init(unsigned long rate_ckil,
 129                 unsigned long rate_osc, unsigned long rate_ckih1,
 130                 unsigned long rate_ckih2)
 131 {
 132         int i;
 133
 134         of_clk_init(NULL);
 135
 136         clk[dummy] = imx_clk_fixed("dummy", 0);
 137         clk[ckil] = imx_obtain_fixed_clock("ckil", rate_ckil);
 138         clk[osc] = imx_obtain_fixed_clock("osc", rate_osc);
 139         clk[ckih1] = imx_obtain_fixed_clock("ckih1", rate_ckih1);
 140         clk[ckih2] = imx_obtain_fixed_clock("ckih2", rate_ckih2);
 141
 142         clk[lp_apm] = imx_clk_mux("lp_apm", MXC_CCM_CCSR, 9, 1,
 143                                 lp_apm_sel, ARRAY_SIZE(lp_apm_sel));
 144         clk[periph_apm] = imx_clk_mux("periph_apm", MXC_CCM_CBCMR, 12, 2,
 145                                 periph_apm_sel, ARRAY_SIZE(periph_apm_sel));
 146         clk[main_bus] = imx_clk_mux("main_bus", MXC_CCM_CBCDR, 25, 1,
 147                                 main_bus_sel, ARRAY_SIZE(main_bus_sel));
 148         clk[per_lp_apm] = imx_clk_mux("per_lp_apm", MXC_CCM_CBCMR, 1, 1,
 149                                 per_lp_apm_sel, ARRAY_SIZE(per_lp_apm_sel));
 150         clk[per_pred1] = imx_clk_divider("per_pred1", "per_lp_apm", MXC_CCM_CBCDR, 6, 2);
 151         clk[per_pred2] = imx_clk_divider("per_pred2", "per_pred1", MXC_CCM_CBCDR, 3, 3);
 152         clk[per_podf] = imx_clk_divider("per_podf", "per_pred2", MXC_CCM_CBCDR, 0, 3);
 153         clk[per_root] = imx_clk_mux("per_root", MXC_CCM_CBCMR, 0, 1,
 154                                 per_root_sel, ARRAY_SIZE(per_root_sel));
 155         clk[ahb] = imx_clk_divider("ahb", "main_bus", MXC_CCM_CBCDR, 10, 3);
 156         clk[ahb_max] = imx_clk_gate2("ahb_max", "ahb", MXC_CCM_CCGR0, 28);
 157         clk[aips_tz1] = imx_clk_gate2("aips_tz1", "ahb", MXC_CCM_CCGR0, 24);
 158         clk[aips_tz2] = imx_clk_gate2("aips_tz2", "ahb", MXC_CCM_CCGR0, 26);
 159         clk[tmax1] = imx_clk_gate2("tmax1", "ahb", MXC_CCM_CCGR1, 0);
 160         clk[tmax2] = imx_clk_gate2("tmax2", "ahb", MXC_CCM_CCGR1, 2);
 161         clk[tmax3] = imx_clk_gate2("tmax3", "ahb", MXC_CCM_CCGR1, 4);
 162         clk[spba] = imx_clk_gate2("spba", "ipg", MXC_CCM_CCGR5, 0);
 163         clk[ipg] = imx_clk_divider("ipg", "ahb", MXC_CCM_CBCDR, 8, 2);
 164         clk[axi_a] = imx_clk_divider("axi_a", "main_bus", MXC_CCM_CBCDR, 16, 3);
 165         clk[axi_b] = imx_clk_divider("axi_b", "main_bus", MXC_CCM_CBCDR, 19, 3);
 166         clk[uart_sel] = imx_clk_mux("uart_sel", MXC_CCM_CSCMR1, 24, 2,
 167                                 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
 168         clk[uart_pred] = imx_clk_divider("uart_pred", "uart_sel", MXC_CCM_CSCDR1, 3, 3);
 169         clk[uart_root] = imx_clk_divider("uart_root", "uart_pred", MXC_CCM_CSCDR1, 0, 3);
 170
 171         clk[esdhc_a_sel] = imx_clk_mux("esdhc_a_sel", MXC_CCM_CSCMR1, 20, 2,
 172                                 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
 173         clk[esdhc_b_sel] = imx_clk_mux("esdhc_b_sel", MXC_CCM_CSCMR1, 16, 2,
 174                                 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
 175         clk[esdhc_a_pred] = imx_clk_divider("esdhc_a_pred", "esdhc_a_sel", MXC_CCM_CSCDR1, 16, 3);
 176         clk[esdhc_a_podf] = imx_clk_divider("esdhc_a_podf", "esdhc_a_pred", MXC_CCM_CSCDR1, 11, 3);
 177         clk[esdhc_b_pred] = imx_clk_divider("esdhc_b_pred", "esdhc_b_sel", MXC_CCM_CSCDR1, 22, 3);
 178         clk[esdhc_b_podf] = imx_clk_divider("esdhc_b_podf", "esdhc_b_pred", MXC_CCM_CSCDR1, 19, 3);
 179         clk[esdhc_c_s] = imx_clk_mux("esdhc_c_sel", MXC_CCM_CSCMR1, 19, 1, esdhc_c_sel, ARRAY_SIZE(esdhc_c_sel));
 180         clk[esdhc_d_s] = imx_clk_mux("esdhc_d_sel", MXC_CCM_CSCMR1, 18, 1, esdhc_d_sel, ARRAY_SIZE(esdhc_d_sel));
 181
 182         clk[emi_sel] = imx_clk_mux("emi_sel", MXC_CCM_CBCDR, 26, 1,
 183                                 emi_slow_sel, ARRAY_SIZE(emi_slow_sel));
 184         clk[emi_slow_podf] = imx_clk_divider("emi_slow_podf", "emi_sel", MXC_CCM_CBCDR, 22, 3);
 185         clk[nfc_podf] = imx_clk_divider("nfc_podf", "emi_slow_podf", MXC_CCM_CBCDR, 13, 3);
 186         clk[ecspi_sel] = imx_clk_mux("ecspi_sel", MXC_CCM_CSCMR1, 4, 2,
 187                                 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
 188         clk[ecspi_pred] = imx_clk_divider("ecspi_pred", "ecspi_sel", MXC_CCM_CSCDR2, 25, 3);
 189         clk[ecspi_podf] = imx_clk_divider("ecspi_podf", "ecspi_pred", MXC_CCM_CSCDR2, 19, 6);
 190         clk[usboh3_sel] = imx_clk_mux("usboh3_sel", MXC_CCM_CSCMR1, 22, 2,
 191                                 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
 192         clk[usboh3_pred] = imx_clk_divider("usboh3_pred", "usboh3_sel", MXC_CCM_CSCDR1, 8, 3);
 193         clk[usboh3_podf] = imx_clk_divider("usboh3_podf", "usboh3_pred", MXC_CCM_CSCDR1, 6, 2);
 194         clk[usb_phy_pred] = imx_clk_divider("usb_phy_pred", "pll3_sw", MXC_CCM_CDCDR, 3, 3);
 195         clk[usb_phy_podf] = imx_clk_divider("usb_phy_podf", "usb_phy_pred", MXC_CCM_CDCDR, 0, 3);
 196         clk[usb_phy_sel] = imx_clk_mux("usb_phy_sel", MXC_CCM_CSCMR1, 26, 1,
 197                                 usb_phy_sel_str, ARRAY_SIZE(usb_phy_sel_str));
 198         clk[cpu_podf] = imx_clk_divider("cpu_podf", "pll1_sw", MXC_CCM_CACRR, 0, 3);
 199         clk[di_pred] = imx_clk_divider("di_pred", "pll3_sw", MXC_CCM_CDCDR, 6, 3);
 200         clk[iim_gate] = imx_clk_gate2("iim_gate", "ipg", MXC_CCM_CCGR0, 30);
 201         clk[uart1_ipg_gate] = imx_clk_gate2("uart1_ipg_gate", "ipg", MXC_CCM_CCGR1, 6);
 202         clk[uart1_per_gate] = imx_clk_gate2("uart1_per_gate", "uart_root", MXC_CCM_CCGR1, 8);
 203         clk[uart2_ipg_gate] = imx_clk_gate2("uart2_ipg_gate", "ipg", MXC_CCM_CCGR1, 10);
 204         clk[uart2_per_gate] = imx_clk_gate2("uart2_per_gate", "uart_root", MXC_CCM_CCGR1, 12);
 205         clk[uart3_ipg_gate] = imx_clk_gate2("uart3_ipg_gate", "ipg", MXC_CCM_CCGR1, 14);
 206         clk[uart3_per_gate] = imx_clk_gate2("uart3_per_gate", "uart_root", MXC_CCM_CCGR1, 16);
 207         clk[i2c1_gate] = imx_clk_gate2("i2c1_gate", "per_root", MXC_CCM_CCGR1, 18);
 208         clk[i2c2_gate] = imx_clk_gate2("i2c2_gate", "per_root", MXC_CCM_CCGR1, 20);
 209         clk[pwm1_ipg_gate] = imx_clk_gate2("pwm1_ipg_gate", "ipg", MXC_CCM_CCGR2, 10);
 210         clk[pwm1_hf_gate] = imx_clk_gate2("pwm1_hf_gate", "per_root", MXC_CCM_CCGR2, 12);
 211         clk[pwm2_ipg_gate] = imx_clk_gate2("pwm2_ipg_gate", "ipg", MXC_CCM_CCGR2, 14);
 212         clk[pwm2_hf_gate] = imx_clk_gate2("pwm2_hf_gate", "per_root", MXC_CCM_CCGR2, 16);
 213         clk[gpt_ipg_gate] = imx_clk_gate2("gpt_ipg_gate", "ipg", MXC_CCM_CCGR2, 18);
 214         clk[gpt_hf_gate] = imx_clk_gate2("gpt_hf_gate", "per_root", MXC_CCM_CCGR2, 20);
 215         clk[fec_gate] = imx_clk_gate2("fec_gate", "ipg", MXC_CCM_CCGR2, 24);
 216         clk[usboh3_gate] = imx_clk_gate2("usboh3_gate", "ipg", MXC_CCM_CCGR2, 26);
 217         clk[usboh3_per_gate] = imx_clk_gate2("usboh3_per_gate", "usboh3_podf", MXC_CCM_CCGR2, 28);
 218         clk[esdhc1_ipg_gate] = imx_clk_gate2("esdhc1_ipg_gate", "ipg", MXC_CCM_CCGR3, 0);
 219         clk[esdhc2_ipg_gate] = imx_clk_gate2("esdhc2_ipg_gate", "ipg", MXC_CCM_CCGR3, 4);
 220         clk[esdhc3_ipg_gate] = imx_clk_gate2("esdhc3_ipg_gate", "ipg", MXC_CCM_CCGR3, 8);
 221         clk[esdhc4_ipg_gate] = imx_clk_gate2("esdhc4_ipg_gate", "ipg", MXC_CCM_CCGR3, 12);
 222         clk[ssi1_ipg_gate] = imx_clk_gate2("ssi1_ipg_gate", "ipg", MXC_CCM_CCGR3, 16);
 223         clk[ssi2_ipg_gate] = imx_clk_gate2("ssi2_ipg_gate", "ipg", MXC_CCM_CCGR3, 20);
 224         clk[ssi3_ipg_gate] = imx_clk_gate2("ssi3_ipg_gate", "ipg", MXC_CCM_CCGR3, 24);
 225         clk[ecspi1_ipg_gate] = imx_clk_gate2("ecspi1_ipg_gate", "ipg", MXC_CCM_CCGR4, 18);
 226         clk[ecspi1_per_gate] = imx_clk_gate2("ecspi1_per_gate", "ecspi_podf", MXC_CCM_CCGR4, 20);
 227         clk[ecspi2_ipg_gate] = imx_clk_gate2("ecspi2_ipg_gate", "ipg", MXC_CCM_CCGR4, 22);
 228         clk[ecspi2_per_gate] = imx_clk_gate2("ecspi2_per_gate", "ecspi_podf", MXC_CCM_CCGR4, 24);
 229         clk[cspi_ipg_gate] = imx_clk_gate2("cspi_ipg_gate", "ipg", MXC_CCM_CCGR4, 26);
 230         clk[sdma_gate] = imx_clk_gate2("sdma_gate", "ipg", MXC_CCM_CCGR4, 30);
 231         clk[emi_fast_gate] = imx_clk_gate2("emi_fast_gate", "dummy", MXC_CCM_CCGR5, 14);
 232         clk[emi_slow_gate] = imx_clk_gate2("emi_slow_gate", "emi_slow_podf", MXC_CCM_CCGR5, 16);
 233         clk[ipu_s] = imx_clk_mux("ipu_sel", MXC_CCM_CBCMR, 6, 2, ipu_sel, ARRAY_SIZE(ipu_sel));
 234         clk[ipu_gate] = imx_clk_gate2("ipu_gate", "ipu_sel", MXC_CCM_CCGR5, 10);
 235         clk[nfc_gate] = imx_clk_gate2("nfc_gate", "nfc_podf", MXC_CCM_CCGR5, 20);
 236         clk[ipu_di0_gate] = imx_clk_gate2("ipu_di0_gate", "ipu_di0_sel", MXC_CCM_CCGR6, 10);
 237         clk[ipu_di1_gate] = imx_clk_gate2("ipu_di1_gate", "ipu_di1_sel", MXC_CCM_CCGR6, 12);
 238         clk[gpu3d_s] = imx_clk_mux("gpu3d_sel", MXC_CCM_CBCMR, 4, 2, gpu3d_sel, ARRAY_SIZE(gpu3d_sel));
 239         clk[gpu2d_s] = imx_clk_mux("gpu2d_sel", MXC_CCM_CBCMR, 16, 2, gpu2d_sel, ARRAY_SIZE(gpu2d_sel));
 240         clk[gpu3d_gate] = imx_clk_gate2("gpu3d_gate", "gpu3d_sel", MXC_CCM_CCGR5, 2);
 241         clk[garb_gate] = imx_clk_gate2("garb_gate", "axi_a", MXC_CCM_CCGR5, 4);
 242         clk[gpu2d_gate] = imx_clk_gate2("gpu2d_gate", "gpu2d_sel", MXC_CCM_CCGR6, 14);
 243         clk[vpu_s] = imx_clk_mux("vpu_sel", MXC_CCM_CBCMR, 14, 2, vpu_sel, ARRAY_SIZE(vpu_sel));
 244         clk[vpu_gate] = imx_clk_gate2("vpu_gate", "vpu_sel", MXC_CCM_CCGR5, 6);
 245         clk[vpu_reference_gate] = imx_clk_gate2("vpu_reference_gate", "osc", MXC_CCM_CCGR5, 8);
 246         clk[uart4_ipg_gate] = imx_clk_gate2("uart4_ipg_gate", "ipg", MXC_CCM_CCGR7, 8);
 247         clk[uart4_per_gate] = imx_clk_gate2("uart4_per_gate", "uart_root", MXC_CCM_CCGR7, 10);
 248         clk[uart5_ipg_gate] = imx_clk_gate2("uart5_ipg_gate", "ipg", MXC_CCM_CCGR7, 12);
 249         clk[uart5_per_gate] = imx_clk_gate2("uart5_per_gate", "uart_root", MXC_CCM_CCGR7, 14);
 250         clk[gpc_dvfs] = imx_clk_gate2("gpc_dvfs", "dummy", MXC_CCM_CCGR5, 24);
 251
 252         clk[ssi_apm] = imx_clk_mux("ssi_apm", MXC_CCM_CSCMR1, 8, 2, ssi_apm_sels, ARRAY_SIZE(ssi_apm_sels));
 253         clk[ssi1_root_sel] = imx_clk_mux("ssi1_root_sel", MXC_CCM_CSCMR1, 14, 2, ssi_clk_sels, ARRAY_SIZE(ssi_clk_sels));
 254         clk[ssi2_root_sel] = imx_clk_mux("ssi2_root_sel", MXC_CCM_CSCMR1, 12, 2, ssi_clk_sels, ARRAY_SIZE(ssi_clk_sels));
 255         clk[ssi3_root_sel] = imx_clk_mux("ssi3_root_sel", MXC_CCM_CSCMR1, 11, 1, ssi3_clk_sels, ARRAY_SIZE(ssi3_clk_sels));
 256         clk[ssi_ext1_sel] = imx_clk_mux("ssi_ext1_sel", MXC_CCM_CSCMR1, 28, 2, ssi_clk_sels, ARRAY_SIZE(ssi_clk_sels));
 257         clk[ssi_ext2_sel] = imx_clk_mux("ssi_ext2_sel", MXC_CCM_CSCMR1, 30, 2, ssi_clk_sels, ARRAY_SIZE(ssi_clk_sels));
 258         clk[ssi_ext1_com_sel] = imx_clk_mux("ssi_ext1_com_sel", MXC_CCM_CSCMR1, 0, 1, ssi_ext1_com_sels, ARRAY_SIZE(ssi_ext1_com_sels));
 259         clk[ssi_ext2_com_sel] = imx_clk_mux("ssi_ext2_com_sel", MXC_CCM_CSCMR1, 1, 1, ssi_ext2_com_sels, ARRAY_SIZE(ssi_ext2_com_sels));
 260         clk[ssi1_root_pred] = imx_clk_divider("ssi1_root_pred", "ssi1_root_sel", MXC_CCM_CS1CDR, 6, 3);
 261         clk[ssi1_root_podf] = imx_clk_divider("ssi1_root_podf", "ssi1_root_pred", MXC_CCM_CS1CDR, 0, 6);
 262         clk[ssi2_root_pred] = imx_clk_divider("ssi2_root_pred", "ssi2_root_sel", MXC_CCM_CS2CDR, 6, 3);
 263         clk[ssi2_root_podf] = imx_clk_divider("ssi2_root_podf", "ssi2_root_pred", MXC_CCM_CS2CDR, 0, 6);
 264         clk[ssi_ext1_pred] = imx_clk_divider("ssi_ext1_pred", "ssi_ext1_sel", MXC_CCM_CS1CDR, 22, 3);
 265         clk[ssi_ext1_podf] = imx_clk_divider("ssi_ext1_podf", "ssi_ext1_pred", MXC_CCM_CS1CDR, 16, 6);
 266         clk[ssi_ext2_pred] = imx_clk_divider("ssi_ext2_pred", "ssi_ext2_sel", MXC_CCM_CS2CDR, 22, 3);
 267         clk[ssi_ext2_podf] = imx_clk_divider("ssi_ext2_podf", "ssi_ext2_pred", MXC_CCM_CS2CDR, 16, 6);
 268         clk[ssi1_root_gate] = imx_clk_gate2("ssi1_root_gate", "ssi1_root_podf", MXC_CCM_CCGR3, 18);
 269         clk[ssi2_root_gate] = imx_clk_gate2("ssi2_root_gate", "ssi2_root_podf", MXC_CCM_CCGR3, 22);
 270         clk[ssi3_root_gate] = imx_clk_gate2("ssi3_root_gate", "ssi3_root_sel", MXC_CCM_CCGR3, 26);
 271         clk[ssi_ext1_gate] = imx_clk_gate2("ssi_ext1_gate", "ssi_ext1_com_sel", MXC_CCM_CCGR3, 28);
 272         clk[ssi_ext2_gate] = imx_clk_gate2("ssi_ext2_gate", "ssi_ext2_com_sel", MXC_CCM_CCGR3, 30);
 273         clk[epit1_ipg_gate] = imx_clk_gate2("epit1_ipg_gate", "ipg", MXC_CCM_CCGR2, 2);
 274         clk[epit1_hf_gate] = imx_clk_gate2("epit1_hf_gate", "per_root", MXC_CCM_CCGR2, 4);
 275         clk[epit2_ipg_gate] = imx_clk_gate2("epit2_ipg_gate", "ipg", MXC_CCM_CCGR2, 6);
 276         clk[epit2_hf_gate] = imx_clk_gate2("epit2_hf_gate", "per_root", MXC_CCM_CCGR2, 8);
 277         clk[owire_gate] = imx_clk_gate2("owire_gate", "per_root", MXC_CCM_CCGR2, 22);
 278         clk[srtc_gate] = imx_clk_gate2("srtc_gate", "per_root", MXC_CCM_CCGR4, 28);
 279         clk[pata_gate] = imx_clk_gate2("pata_gate", "ipg", MXC_CCM_CCGR4, 0);
 280         clk[spdif0_sel] = imx_clk_mux("spdif0_sel", MXC_CCM_CSCMR2, 0, 2, spdif_sel, ARRAY_SIZE(spdif_sel));
 281         clk[spdif0_pred] = imx_clk_divider("spdif0_pred", "spdif0_sel", MXC_CCM_CDCDR, 25, 3);
 282         clk[spdif0_podf] = imx_clk_divider("spdif0_podf", "spdif0_pred", MXC_CCM_CDCDR, 19, 6);
 283         clk[spdif0_com_s] = imx_clk_mux_flags("spdif0_com_sel", MXC_CCM_CSCMR2, 4, 1,
 284                                 spdif0_com_sel, ARRAY_SIZE(spdif0_com_sel), CLK_SET_RATE_PARENT);
 285         clk[spdif0_gate] = imx_clk_gate2("spdif0_gate", "spdif0_com_sel", MXC_CCM_CCGR5, 26);
 286         clk[spdif_ipg_gate] = imx_clk_gate2("spdif_ipg_gate", "ipg", MXC_CCM_CCGR5, 30);
 287
 288         for (i = 0; i < ARRAY_SIZE(clk); i++)
 289                 if (IS_ERR(clk[i]))
 290                         pr_err("i.MX5 clk %d: register failed with %ld\n",
 291                                 i, PTR_ERR(clk[i]));
 292
 293         clk_register_clkdev(clk[gpt_hf_gate], "per", "imx-gpt.0");
 294         clk_register_clkdev(clk[gpt_ipg_gate], "ipg", "imx-gpt.0");
 295         clk_register_clkdev(clk[uart1_per_gate], "per", "imx21-uart.0");
 296         clk_register_clkdev(clk[uart1_ipg_gate], "ipg", "imx21-uart.0");
 297         clk_register_clkdev(clk[uart2_per_gate], "per", "imx21-uart.1");
 298         clk_register_clkdev(clk[uart2_ipg_gate], "ipg", "imx21-uart.1");
 299         clk_register_clkdev(clk[uart3_per_gate], "per", "imx21-uart.2");
 300         clk_register_clkdev(clk[uart3_ipg_gate], "ipg", "imx21-uart.2");
 301         clk_register_clkdev(clk[uart4_per_gate], "per", "imx21-uart.3");
 302         clk_register_clkdev(clk[uart4_ipg_gate], "ipg", "imx21-uart.3");
 303         clk_register_clkdev(clk[uart5_per_gate], "per", "imx21-uart.4");
 304         clk_register_clkdev(clk[uart5_ipg_gate], "ipg", "imx21-uart.4");
 305         clk_register_clkdev(clk[ecspi1_per_gate], "per", "imx51-ecspi.0");
 306         clk_register_clkdev(clk[ecspi1_ipg_gate], "ipg", "imx51-ecspi.0");
 307         clk_register_clkdev(clk[ecspi2_per_gate], "per", "imx51-ecspi.1");
 308         clk_register_clkdev(clk[ecspi2_ipg_gate], "ipg", "imx51-ecspi.1");
 309         clk_register_clkdev(clk[cspi_ipg_gate], NULL, "imx35-cspi.2");
 310         clk_register_clkdev(clk[pwm1_ipg_gate], "pwm", "mxc_pwm.0");
 311         clk_register_clkdev(clk[pwm2_ipg_gate], "pwm", "mxc_pwm.1");
 312         clk_register_clkdev(clk[i2c1_gate], NULL, "imx21-i2c.0");
 313         clk_register_clkdev(clk[i2c2_gate], NULL, "imx21-i2c.1");
 314         clk_register_clkdev(clk[usboh3_per_gate], "per", "mxc-ehci.0");
 315         clk_register_clkdev(clk[usboh3_gate], "ipg", "mxc-ehci.0");
 316         clk_register_clkdev(clk[usboh3_gate], "ahb", "mxc-ehci.0");
 317         clk_register_clkdev(clk[usboh3_per_gate], "per", "mxc-ehci.1");
 318         clk_register_clkdev(clk[usboh3_gate], "ipg", "mxc-ehci.1");
 319         clk_register_clkdev(clk[usboh3_gate], "ahb", "mxc-ehci.1");
 320         clk_register_clkdev(clk[usboh3_per_gate], "per", "mxc-ehci.2");
 321         clk_register_clkdev(clk[usboh3_gate], "ipg", "mxc-ehci.2");
 322         clk_register_clkdev(clk[usboh3_gate], "ahb", "mxc-ehci.2");
 323         clk_register_clkdev(clk[usboh3_per_gate], "per", "imx-udc-mx51");
 324         clk_register_clkdev(clk[usboh3_gate], "ipg", "imx-udc-mx51");
 325         clk_register_clkdev(clk[usboh3_gate], "ahb", "imx-udc-mx51");
 326         clk_register_clkdev(clk[nfc_gate], NULL, "imx51-nand");
 327         clk_register_clkdev(clk[ssi1_ipg_gate], NULL, "imx-ssi.0");
 328         clk_register_clkdev(clk[ssi2_ipg_gate], NULL, "imx-ssi.1");
 329         clk_register_clkdev(clk[ssi3_ipg_gate], NULL, "imx-ssi.2");
 330         clk_register_clkdev(clk[sdma_gate], NULL, "imx35-sdma");
 331         clk_register_clkdev(clk[cpu_podf], NULL, "cpufreq-cpu0.0");
 332         clk_register_clkdev(clk[iim_gate], "iim", NULL);
 333         clk_register_clkdev(clk[dummy], NULL, "imx2-wdt.0");
 334         clk_register_clkdev(clk[dummy], NULL, "imx2-wdt.1");
 335         clk_register_clkdev(clk[dummy], NULL, "imx-keypad");
 336         clk_register_clkdev(clk[ipu_di1_gate], "di1", "imx-tve.0");
 337         clk_register_clkdev(clk[gpc_dvfs], "gpc_dvfs", NULL);
 338         clk_register_clkdev(clk[epit1_ipg_gate], "ipg", "imx-epit.0");
 339         clk_register_clkdev(clk[epit1_hf_gate], "per", "imx-epit.0");
 340         clk_register_clkdev(clk[epit2_ipg_gate], "ipg", "imx-epit.1");
 341         clk_register_clkdev(clk[epit2_hf_gate], "per", "imx-epit.1");
 342
 343         /* Set SDHC parents to be PLL2 */
 344         clk_set_parent(clk[esdhc_a_sel], clk[pll2_sw]);
 345         clk_set_parent(clk[esdhc_b_sel], clk[pll2_sw]);
 346
 347         /* move usb phy clk to 24MHz */
 348         clk_set_parent(clk[usb_phy_sel], clk[osc]);
 349
 350         clk_prepare_enable(clk[gpc_dvfs]);
 351         clk_prepare_enable(clk[ahb_max]); /* esdhc3 */
 352         clk_prepare_enable(clk[aips_tz1]);
 353         clk_prepare_enable(clk[aips_tz2]); /* fec */
 354         clk_prepare_enable(clk[spba]);
 355         clk_prepare_enable(clk[emi_fast_gate]); /* fec */
 356         clk_prepare_enable(clk[emi_slow_gate]); /* eim */
 357         clk_prepare_enable(clk[mipi_hsc1_gate]);
 358         clk_prepare_enable(clk[mipi_hsc2_gate]);
 359         clk_prepare_enable(clk[mipi_esc_gate]);
 360         clk_prepare_enable(clk[mipi_hsp_gate]);
 361         clk_prepare_enable(clk[tmax1]);
 362         clk_prepare_enable(clk[tmax2]); /* esdhc2, fec */
 363         clk_prepare_enable(clk[tmax3]); /* esdhc1, esdhc4 */
 364 }
 365
 366 int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
 367                         unsigned long rate_ckih1, unsigned long rate_ckih2)
 368 {
 369         int i;
 370         u32 val;
 371         struct device_node *np;
 372
 373         clk[pll1_sw] = imx_clk_pllv2("pll1_sw", "osc", MX51_DPLL1_BASE);
 374         clk[pll2_sw] = imx_clk_pllv2("pll2_sw", "osc", MX51_DPLL2_BASE);
 375         clk[pll3_sw] = imx_clk_pllv2("pll3_sw", "osc", MX51_DPLL3_BASE);
 376         clk[ipu_di0_sel] = imx_clk_mux("ipu_di0_sel", MXC_CCM_CSCMR2, 26, 3,
 377                                 mx51_ipu_di0_sel, ARRAY_SIZE(mx51_ipu_di0_sel));
 378         clk[ipu_di1_sel] = imx_clk_mux("ipu_di1_sel", MXC_CCM_CSCMR2, 29, 3,
 379                                 mx51_ipu_di1_sel, ARRAY_SIZE(mx51_ipu_di1_sel));
 380         clk[tve_ext_sel] = imx_clk_mux_flags("tve_ext_sel", MXC_CCM_CSCMR1, 6, 1,
 381                                 mx51_tve_ext_sel, ARRAY_SIZE(mx51_tve_ext_sel), CLK_SET_RATE_PARENT);
 382         clk[tve_s] = imx_clk_mux("tve_sel", MXC_CCM_CSCMR1, 7, 1,
 383                                 mx51_tve_sel, ARRAY_SIZE(mx51_tve_sel));
 384         clk[tve_gate] = imx_clk_gate2("tve_gate", "tve_sel", MXC_CCM_CCGR2, 30);
 385         clk[tve_pred] = imx_clk_divider("tve_pred", "pll3_sw", MXC_CCM_CDCDR, 28, 3);
 386         clk[esdhc1_per_gate] = imx_clk_gate2("esdhc1_per_gate", "esdhc_a_podf", MXC_CCM_CCGR3, 2);
 387         clk[esdhc2_per_gate] = imx_clk_gate2("esdhc2_per_gate", "esdhc_b_podf", MXC_CCM_CCGR3, 6);
 388         clk[esdhc3_per_gate] = imx_clk_gate2("esdhc3_per_gate", "esdhc_c_sel", MXC_CCM_CCGR3, 10);
 389         clk[esdhc4_per_gate] = imx_clk_gate2("esdhc4_per_gate", "esdhc_d_sel", MXC_CCM_CCGR3, 14);
 390         clk[usb_phy_gate] = imx_clk_gate2("usb_phy_gate", "usb_phy_sel", MXC_CCM_CCGR2, 0);
 391         clk[hsi2c_gate] = imx_clk_gate2("hsi2c_gate", "ipg", MXC_CCM_CCGR1, 22);
 392         clk[mipi_hsc1_gate] = imx_clk_gate2("mipi_hsc1_gate", "ipg", MXC_CCM_CCGR4, 6);
 393         clk[mipi_hsc2_gate] = imx_clk_gate2("mipi_hsc2_gate", "ipg", MXC_CCM_CCGR4, 8);
 394         clk[mipi_esc_gate] = imx_clk_gate2("mipi_esc_gate", "ipg", MXC_CCM_CCGR4, 10);
 395         clk[mipi_hsp_gate] = imx_clk_gate2("mipi_hsp_gate", "ipg", MXC_CCM_CCGR4, 12);
 396         clk[spdif_xtal_sel] = imx_clk_mux("spdif_xtal_sel", MXC_CCM_CSCMR1, 2, 2,
 397                                 mx51_spdif_xtal_sel, ARRAY_SIZE(mx51_spdif_xtal_sel));
 398         clk[spdif1_sel] = imx_clk_mux("spdif1_sel", MXC_CCM_CSCMR2, 2, 2,
 399                                 spdif_sel, ARRAY_SIZE(spdif_sel));
 400         clk[spdif1_pred] = imx_clk_divider("spdif1_podf", "spdif1_sel", MXC_CCM_CDCDR, 16, 3);
 401         clk[spdif1_podf] = imx_clk_divider("spdif1_podf", "spdif1_pred", MXC_CCM_CDCDR, 9, 6);
 402         clk[spdif1_com_sel] = imx_clk_mux("spdif1_com_sel", MXC_CCM_CSCMR2, 5, 1,
 403                                 mx51_spdif1_com_sel, ARRAY_SIZE(mx51_spdif1_com_sel));
 404         clk[spdif1_gate] = imx_clk_gate2("spdif1_gate", "spdif1_com_sel", MXC_CCM_CCGR5, 28);
 405
 406         for (i = 0; i < ARRAY_SIZE(clk); i++)
 407                 if (IS_ERR(clk[i]))
 408                         pr_err("i.MX51 clk %d: register failed with %ld\n",
 409                                 i, PTR_ERR(clk[i]));
 410
 411         np = of_find_compatible_node(NULL, NULL, "fsl,imx51-ccm");
 412         clk_data.clks = clk;
 413         clk_data.clk_num = ARRAY_SIZE(clk);
 414         of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
 415
 416         mx5_clocks_common_init(rate_ckil, rate_osc, rate_ckih1, rate_ckih2);
 417
 418         clk_register_clkdev(clk[hsi2c_gate], NULL, "imx21-i2c.2");
 419         clk_register_clkdev(clk[mx51_mipi], "mipi_hsp", NULL);
 420         clk_register_clkdev(clk[vpu_gate], NULL, "imx51-vpu.0");
 421         clk_register_clkdev(clk[fec_gate], NULL, "imx27-fec.0");
 422         clk_register_clkdev(clk[usb_phy_gate], "phy", "mxc-ehci.0");
 423         clk_register_clkdev(clk[esdhc1_ipg_gate], "ipg", "sdhci-esdhc-imx51.0");
 424         clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx51.0");
 425         clk_register_clkdev(clk[esdhc1_per_gate], "per", "sdhci-esdhc-imx51.0");
 426         clk_register_clkdev(clk[esdhc2_ipg_gate], "ipg", "sdhci-esdhc-imx51.1");
 427         clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx51.1");
 428         clk_register_clkdev(clk[esdhc2_per_gate], "per", "sdhci-esdhc-imx51.1");
 429         clk_register_clkdev(clk[esdhc3_ipg_gate], "ipg", "sdhci-esdhc-imx51.2");
 430         clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx51.2");
 431         clk_register_clkdev(clk[esdhc3_per_gate], "per", "sdhci-esdhc-imx51.2");
 432         clk_register_clkdev(clk[esdhc4_ipg_gate], "ipg", "sdhci-esdhc-imx51.3");
 433         clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx51.3");
 434         clk_register_clkdev(clk[esdhc4_per_gate], "per", "sdhci-esdhc-imx51.3");
 435
 436         /* set the usboh3 parent to pll2_sw */
 437         clk_set_parent(clk[usboh3_sel], clk[pll2_sw]);
 438
 439         /* set SDHC root clock to 166.25MHZ*/
 440         clk_set_rate(clk[esdhc_a_podf], 166250000);
 441         clk_set_rate(clk[esdhc_b_podf], 166250000);
 442
 443         /* System timer */
 444         mxc_timer_init(MX51_IO_ADDRESS(MX51_GPT1_BASE_ADDR), MX51_INT_GPT);
 445
 446         clk_prepare_enable(clk[iim_gate]);
 447         imx_print_silicon_rev("i.MX51", mx51_revision());
 448         clk_disable_unprepare(clk[iim_gate]);
 449
 450         /*
 451          * Reference Manual says: Functionality of CCDR[18] and CLPCR[23] is no
 452          * longer supported. Set to one for better power saving.
 453          *
 454          * The effect of not setting these bits is that MIPI clocks can't be
 455          * enabled without the IPU clock being enabled aswell.
 456          */
 457         val = readl(MXC_CCM_CCDR);
 458         val |= 1 << 18;
 459         writel(val, MXC_CCM_CCDR);
 460
 461         val = readl(MXC_CCM_CLPCR);
 462         val |= 1 << 23;
 463         writel(val, MXC_CCM_CLPCR);
 464
 465         return 0;
 466 }
 467
 468 int __init mx53_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
 469                         unsigned long rate_ckih1, unsigned long rate_ckih2)
 470 {
 471         int i;
 472         unsigned long r;
 473         struct device_node *np;
 474
 475         clk[pll1_sw] = imx_clk_pllv2("pll1_sw", "osc", MX53_DPLL1_BASE);
 476         clk[pll2_sw] = imx_clk_pllv2("pll2_sw", "osc", MX53_DPLL2_BASE);
 477         clk[pll3_sw] = imx_clk_pllv2("pll3_sw", "osc", MX53_DPLL3_BASE);
 478         clk[pll4_sw] = imx_clk_pllv2("pll4_sw", "osc", MX53_DPLL4_BASE);
 479
 480         clk[ldb_di1_div_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7);
 481         clk[ldb_di1_div] = imx_clk_divider_flags("ldb_di1_div", "ldb_di1_div_3_5", MXC_CCM_CSCMR2, 11, 1, 0);
 482         clk[ldb_di1_sel] = imx_clk_mux_flags("ldb_di1_sel", MXC_CCM_CSCMR2, 9, 1,
 483                                 mx53_ldb_di1_sel, ARRAY_SIZE(mx53_ldb_di1_sel), CLK_SET_RATE_PARENT);
 484         clk[di_pll4_podf] = imx_clk_divider("di_pll4_podf", "pll4_sw", MXC_CCM_CDCDR, 16, 3);
 485         clk[ldb_di0_div_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7);
 486         clk[ldb_di0_div] = imx_clk_divider_flags("ldb_di0_div", "ldb_di0_div_3_5", MXC_CCM_CSCMR2, 10, 1, 0);
 487         clk[ldb_di0_sel] = imx_clk_mux_flags("ldb_di0_sel", MXC_CCM_CSCMR2, 8, 1,
 488                                 mx53_ldb_di0_sel, ARRAY_SIZE(mx53_ldb_di0_sel), CLK_SET_RATE_PARENT);
 489         clk[ldb_di0_gate] = imx_clk_gate2("ldb_di0_gate", "ldb_di0_div", MXC_CCM_CCGR6, 28);
 490         clk[ldb_di1_gate] = imx_clk_gate2("ldb_di1_gate", "ldb_di1_div", MXC_CCM_CCGR6, 30);
 491         clk[ipu_di0_sel] = imx_clk_mux("ipu_di0_sel", MXC_CCM_CSCMR2, 26, 3,
 492                                 mx53_ipu_di0_sel, ARRAY_SIZE(mx53_ipu_di0_sel));
 493         clk[ipu_di1_sel] = imx_clk_mux("ipu_di1_sel", MXC_CCM_CSCMR2, 29, 3,
 494                                 mx53_ipu_di1_sel, ARRAY_SIZE(mx53_ipu_di1_sel));
 495         clk[tve_ext_sel] = imx_clk_mux_flags("tve_ext_sel", MXC_CCM_CSCMR1, 6, 1,
 496                                 mx53_tve_ext_sel, ARRAY_SIZE(mx53_tve_ext_sel), CLK_SET_RATE_PARENT);
 497         clk[tve_gate] = imx_clk_gate2("tve_gate", "tve_pred", MXC_CCM_CCGR2, 30);
 498         clk[tve_pred] = imx_clk_divider("tve_pred", "tve_ext_sel", MXC_CCM_CDCDR, 28, 3);
 499         clk[esdhc1_per_gate] = imx_clk_gate2("esdhc1_per_gate", "esdhc_a_podf", MXC_CCM_CCGR3, 2);
 500         clk[esdhc2_per_gate] = imx_clk_gate2("esdhc2_per_gate", "esdhc_c_sel", MXC_CCM_CCGR3, 6);
 501         clk[esdhc3_per_gate] = imx_clk_gate2("esdhc3_per_gate", "esdhc_b_podf", MXC_CCM_CCGR3, 10);
 502         clk[esdhc4_per_gate] = imx_clk_gate2("esdhc4_per_gate", "esdhc_d_sel", MXC_CCM_CCGR3, 14);
 503         clk[usb_phy1_gate] = imx_clk_gate2("usb_phy1_gate", "usb_phy_sel", MXC_CCM_CCGR4, 10);
 504         clk[usb_phy2_gate] = imx_clk_gate2("usb_phy2_gate", "usb_phy_sel", MXC_CCM_CCGR4, 12);
 505         clk[can_sel] = imx_clk_mux("can_sel", MXC_CCM_CSCMR2, 6, 2,
 506                                 mx53_can_sel, ARRAY_SIZE(mx53_can_sel));
 507         clk[can1_serial_gate] = imx_clk_gate2("can1_serial_gate", "can_sel", MXC_CCM_CCGR6, 22);
 508         clk[can1_ipg_gate] = imx_clk_gate2("can1_ipg_gate", "ipg", MXC_CCM_CCGR6, 20);
 509         clk[can2_serial_gate] = imx_clk_gate2("can2_serial_gate", "can_sel", MXC_CCM_CCGR4, 8);
 510         clk[can2_ipg_gate] = imx_clk_gate2("can2_ipg_gate", "ipg", MXC_CCM_CCGR4, 6);
 511         clk[i2c3_gate] = imx_clk_gate2("i2c3_gate", "per_root", MXC_CCM_CCGR1, 22);
 512         clk[sata_gate] = imx_clk_gate2("sata_gate", "ipg", MXC_CCM_CCGR4, 2);
 513
 514         clk[cko1_sel] = imx_clk_mux("cko1_sel", MXC_CCM_CCOSR, 0, 4,
 515                                 mx53_cko1_sel, ARRAY_SIZE(mx53_cko1_sel));
 516         clk[cko1_podf] = imx_clk_divider("cko1_podf", "cko1_sel", MXC_CCM_CCOSR, 4, 3);
 517         clk[cko1] = imx_clk_gate2("cko1", "cko1_podf", MXC_CCM_CCOSR, 7);
 518
 519         clk[cko2_sel] = imx_clk_mux("cko2_sel", MXC_CCM_CCOSR, 16, 5,
 520                                 mx53_cko2_sel, ARRAY_SIZE(mx53_cko2_sel));
 521         clk[cko2_podf] = imx_clk_divider("cko2_podf", "cko2_sel", MXC_CCM_CCOSR, 21, 3);
 522         clk[cko2] = imx_clk_gate2("cko2", "cko2_podf", MXC_CCM_CCOSR, 24);
 523         clk[spdif_xtal_sel] = imx_clk_mux("spdif_xtal_sel", MXC_CCM_CSCMR1, 2, 2,
 524                                 mx53_spdif_xtal_sel, ARRAY_SIZE(mx53_spdif_xtal_sel));
 525
 526         for (i = 0; i < ARRAY_SIZE(clk); i++)
 527                 if (IS_ERR(clk[i]))
 528                         pr_err("i.MX53 clk %d: register failed with %ld\n",
 529                                 i, PTR_ERR(clk[i]));
 530
 531         np = of_find_compatible_node(NULL, NULL, "fsl,imx53-ccm");
 532         clk_data.clks = clk;
 533         clk_data.clk_num = ARRAY_SIZE(clk);
 534         of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
 535
 536         mx5_clocks_common_init(rate_ckil, rate_osc, rate_ckih1, rate_ckih2);
 537
 538         clk_register_clkdev(clk[vpu_gate], NULL, "imx53-vpu.0");
 539         clk_register_clkdev(clk[i2c3_gate], NULL, "imx21-i2c.2");
 540         clk_register_clkdev(clk[fec_gate], NULL, "imx25-fec.0");
 541         clk_register_clkdev(clk[usb_phy1_gate], "usb_phy1", "mxc-ehci.0");
 542         clk_register_clkdev(clk[esdhc1_ipg_gate], "ipg", "sdhci-esdhc-imx53.0");
 543         clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx53.0");
 544         clk_register_clkdev(clk[esdhc1_per_gate], "per", "sdhci-esdhc-imx53.0");
 545         clk_register_clkdev(clk[esdhc2_ipg_gate], "ipg", "sdhci-esdhc-imx53.1");
 546         clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx53.1");
 547         clk_register_clkdev(clk[esdhc2_per_gate], "per", "sdhci-esdhc-imx53.1");
 548         clk_register_clkdev(clk[esdhc3_ipg_gate], "ipg", "sdhci-esdhc-imx53.2");
 549         clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx53.2");
 550         clk_register_clkdev(clk[esdhc3_per_gate], "per", "sdhci-esdhc-imx53.2");
 551         clk_register_clkdev(clk[esdhc4_ipg_gate], "ipg", "sdhci-esdhc-imx53.3");
 552         clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx53.3");
 553         clk_register_clkdev(clk[esdhc4_per_gate], "per", "sdhci-esdhc-imx53.3");
 554
 555         /* set SDHC root clock to 200MHZ*/
 556         clk_set_rate(clk[esdhc_a_podf], 200000000);
 557         clk_set_rate(clk[esdhc_b_podf], 200000000);
 558
 559         /* System timer */
 560         mxc_timer_init(MX53_IO_ADDRESS(MX53_GPT1_BASE_ADDR), MX53_INT_GPT);
 561
 562         clk_prepare_enable(clk[iim_gate]);
 563         imx_print_silicon_rev("i.MX53", mx53_revision());
 564         clk_disable_unprepare(clk[iim_gate]);
 565
 566         r = clk_round_rate(clk[usboh3_per_gate], 54000000);
 567         clk_set_rate(clk[usboh3_per_gate], r);
 568
 569         return 0;
 570 }
 571
 572 int __init mx51_clocks_init_dt(void)
 573 {
 574         return mx51_clocks_init(0, 0, 0, 0);
 575 }
 576
 577 int __init mx53_clocks_init_dt(void)
 578 {
 579         return mx53_clocks_init(0, 0, 0, 0);
 580 }