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1 /*
2  * Copyright 2011-2013 Freescale Semiconductor, Inc.
3  * Copyright 2011 Linaro Ltd.
4  *
5  * The code contained herein is licensed under the GNU General Public
6  * License. You may obtain a copy of the GNU General Public License
7  * Version 2 or later at the following locations:
8  *
9  * http://www.opensource.org/licenses/gpl-license.html
10  * http://www.gnu.org/copyleft/gpl.html
11  */
12
13 #include <linux/init.h>
14 #include <linux/types.h>
15 #include <linux/clk.h>
16 #include <linux/clkdev.h>
17 #include <linux/err.h>
18 #include <linux/io.h>
19 #include <linux/of.h>
20 #include <linux/of_address.h>
21 #include <linux/of_irq.h>
22 #include <dt-bindings/clock/imx6qdl-clock.h>
23
24 #include "clk.h"
25 #include "common.h"
26 #include "hardware.h"
27
28 static const char *step_sels[]  = { "osc", "pll2_pfd2_396m", };
29 static const char *pll1_sw_sels[]       = { "pll1_sys", "step", };
30 static const char *periph_pre_sels[]    = { "pll2_bus", "pll2_pfd2_396m", "pll2_pfd0_352m", "pll2_198m", };
31 static const char *periph_clk2_sels[]   = { "pll3_usb_otg", "osc", "osc", "dummy", };
32 static const char *periph2_clk2_sels[]  = { "pll3_usb_otg", "pll2_bus", };
33 static const char *periph_sels[]        = { "periph_pre", "periph_clk2", };
34 static const char *periph2_sels[]       = { "periph2_pre", "periph2_clk2", };
35 static const char *axi_sels[]           = { "periph", "pll2_pfd2_396m", "periph", "pll3_pfd1_540m", };
36 static const char *audio_sels[] = { "pll4_audio_div", "pll3_pfd2_508m", "pll3_pfd3_454m", "pll3_usb_otg", };
37 static const char *gpu_axi_sels[]       = { "axi", "ahb", };
38 static const char *gpu2d_core_sels[]    = { "axi", "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", };
39 static const char *gpu3d_core_sels[]    = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd2_396m", };
40 static const char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll3_pfd0_720m", };
41 static const char *ipu_sels[]           = { "mmdc_ch0_axi", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", };
42 static const char *ldb_di_sels[]        = { "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_usb_otg", };
43 static const char *ldb_di0_div_sels[]   = { "ldb_di0_div_3_5", "ldb_di0_div_7", };
44 static const char *ldb_di1_div_sels[]   = { "ldb_di1_div_3_5", "ldb_di1_div_7", };
45 static const char *ipu_di_pre_sels[]    = { "mmdc_ch0_axi", "pll3_usb_otg", "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd1_540m", };
46 static const char *ipu1_di0_sels[]      = { "ipu1_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
47 static const char *ipu1_di1_sels[]      = { "ipu1_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
48 static const char *ipu2_di0_sels[]      = { "ipu2_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
49 static const char *ipu2_di1_sels[]      = { "ipu2_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
50 static const char *hsi_tx_sels[]        = { "pll3_120m", "pll2_pfd2_396m", };
51 static const char *pcie_axi_sels[]      = { "axi", "ahb", };
52 static const char *ssi_sels[]           = { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_audio_div", };
53 static const char *usdhc_sels[] = { "pll2_pfd2_396m", "pll2_pfd0_352m", };
54 static const char *enfc_sels[]  = { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", };
55 static const char *emi_sels[]           = { "pll2_pfd2_396m", "pll3_usb_otg", "axi", "pll2_pfd0_352m", };
56 static const char *emi_slow_sels[]      = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", };
57 static const char *vdo_axi_sels[]       = { "axi", "ahb", };
58 static const char *vpu_axi_sels[]       = { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", };
59 static const char *cko1_sels[]  = { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div",
60                                     "dummy", "axi", "enfc", "ipu1_di0", "ipu1_di1", "ipu2_di0",
61                                     "ipu2_di1", "ahb", "ipg", "ipg_per", "ckil", "pll4_audio_div", };
62 static const char *cko2_sels[] = {
63         "mmdc_ch0_axi", "mmdc_ch1_axi", "usdhc4", "usdhc1",
64         "gpu2d_axi", "dummy", "ecspi_root", "gpu3d_axi",
65         "usdhc3", "dummy", "arm", "ipu1",
66         "ipu2", "vdo_axi", "osc", "gpu2d_core",
67         "gpu3d_core", "usdhc2", "ssi1", "ssi2",
68         "ssi3", "gpu3d_shader", "vpu_axi", "can_root",
69         "ldb_di0", "ldb_di1", "esai", "eim_slow",
70         "uart_serial", "spdif", "asrc", "hsi_tx",
71 };
72 static const char *cko_sels[] = { "cko1", "cko2", };
73 static const char *lvds_sels[] = {
74         "dummy", "dummy", "dummy", "dummy", "dummy", "dummy",
75         "pll4_audio", "pll5_video", "pll8_mlb", "enet_ref",
76         "pcie_ref", "sata_ref",
77 };
78
79 static struct clk *clk[IMX6QDL_CLK_END];
80 static struct clk_onecell_data clk_data;
81
82 static unsigned int const clks_init_on[] __initconst = {
83         IMX6QDL_CLK_MMDC_CH0_AXI,
84         IMX6QDL_CLK_ROM,
85         IMX6QDL_CLK_ARM,
86 };
87
88 static struct clk_div_table clk_enet_ref_table[] = {
89         { .val = 0, .div = 20, },
90         { .val = 1, .div = 10, },
91         { .val = 2, .div = 5, },
92         { .val = 3, .div = 4, },
93         { /* sentinel */ }
94 };
95
96 static struct clk_div_table post_div_table[] = {
97         { .val = 2, .div = 1, },
98         { .val = 1, .div = 2, },
99         { .val = 0, .div = 4, },
100         { /* sentinel */ }
101 };
102
103 static struct clk_div_table video_div_table[] = {
104         { .val = 0, .div = 1, },
105         { .val = 1, .div = 2, },
106         { .val = 2, .div = 1, },
107         { .val = 3, .div = 4, },
108         { /* sentinel */ }
109 };
110
111 static unsigned int share_count_esai;
112
113 static void __init imx6q_clocks_init(struct device_node *ccm_node)
114 {
115         struct device_node *np;
116         void __iomem *base;
117         int i;
118         int ret;
119
120         clk[IMX6QDL_CLK_DUMMY] = imx_clk_fixed("dummy", 0);
121         clk[IMX6QDL_CLK_CKIL] = imx_obtain_fixed_clock("ckil", 0);
122         clk[IMX6QDL_CLK_CKIH] = imx_obtain_fixed_clock("ckih1", 0);
123         clk[IMX6QDL_CLK_OSC] = imx_obtain_fixed_clock("osc", 0);
124
125         np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-anatop");
126         base = of_iomap(np, 0);
127         WARN_ON(!base);
128
129         /* Audio/video PLL post dividers do not work on i.MX6q revision 1.0 */
130         if (cpu_is_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_1_0) {
131                 post_div_table[1].div = 1;
132                 post_div_table[2].div = 1;
133                 video_div_table[1].div = 1;
134                 video_div_table[2].div = 1;
135         };
136
137         /*                                             type             name         parent_name  base     div_mask */
138         clk[IMX6QDL_CLK_PLL1_SYS]      = imx_clk_pllv3(IMX_PLLV3_SYS,   "pll1_sys",     "osc", base,        0x7f);
139         clk[IMX6QDL_CLK_PLL2_BUS]      = imx_clk_pllv3(IMX_PLLV3_GENERIC,       "pll2_bus",     "osc", base + 0x30, 0x1);
140         clk[IMX6QDL_CLK_PLL3_USB_OTG]  = imx_clk_pllv3(IMX_PLLV3_USB,   "pll3_usb_otg", "osc", base + 0x10, 0x3);
141         clk[IMX6QDL_CLK_PLL4_AUDIO]    = imx_clk_pllv3(IMX_PLLV3_AV,    "pll4_audio",   "osc", base + 0x70, 0x7f);
142         clk[IMX6QDL_CLK_PLL5_VIDEO]    = imx_clk_pllv3(IMX_PLLV3_AV,    "pll5_video",   "osc", base + 0xa0, 0x7f);
143         clk[IMX6QDL_CLK_PLL6_ENET]     = imx_clk_pllv3(IMX_PLLV3_ENET,  "pll6_enet",    "osc", base + 0xe0, 0x3);
144         clk[IMX6QDL_CLK_PLL7_USB_HOST] = imx_clk_pllv3(IMX_PLLV3_USB,   "pll7_usb_host","osc", base + 0x20, 0x3);
145
146         /*
147          * Bit 20 is the reserved and read-only bit, we do this only for:
148          * - Do nothing for usbphy clk_enable/disable
149          * - Keep refcount when do usbphy clk_enable/disable, in that case,
150          * the clk framework may need to enable/disable usbphy's parent
151          */
152         clk[IMX6QDL_CLK_USBPHY1] = imx_clk_gate("usbphy1", "pll3_usb_otg", base + 0x10, 20);
153         clk[IMX6QDL_CLK_USBPHY2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 20);
154
155         /*
156          * usbphy*_gate needs to be on after system boots up, and software
157          * never needs to control it anymore.
158          */
159         clk[IMX6QDL_CLK_USBPHY1_GATE] = imx_clk_gate("usbphy1_gate", "dummy", base + 0x10, 6);
160         clk[IMX6QDL_CLK_USBPHY2_GATE] = imx_clk_gate("usbphy2_gate", "dummy", base + 0x20, 6);
161
162         clk[IMX6QDL_CLK_SATA_REF] = imx_clk_fixed_factor("sata_ref", "pll6_enet", 1, 5);
163         clk[IMX6QDL_CLK_PCIE_REF] = imx_clk_fixed_factor("pcie_ref", "pll6_enet", 1, 4);
164
165         clk[IMX6QDL_CLK_SATA_REF_100M] = imx_clk_gate("sata_ref_100m", "sata_ref", base + 0xe0, 20);
166         clk[IMX6QDL_CLK_PCIE_REF_125M] = imx_clk_gate("pcie_ref_125m", "pcie_ref", base + 0xe0, 19);
167
168         clk[IMX6QDL_CLK_ENET_REF] = clk_register_divider_table(NULL, "enet_ref", "pll6_enet", 0,
169                         base + 0xe0, 0, 2, 0, clk_enet_ref_table,
170                         &imx_ccm_lock);
171
172         clk[IMX6QDL_CLK_LVDS1_SEL] = imx_clk_mux("lvds1_sel", base + 0x160, 0, 5, lvds_sels, ARRAY_SIZE(lvds_sels));
173         clk[IMX6QDL_CLK_LVDS2_SEL] = imx_clk_mux("lvds2_sel", base + 0x160, 5, 5, lvds_sels, ARRAY_SIZE(lvds_sels));
174
175         /*
176          * lvds1_gate and lvds2_gate are pseudo-gates.  Both can be
177          * independently configured as clock inputs or outputs.  We treat
178          * the "output_enable" bit as a gate, even though it's really just
179          * enabling clock output.
180          */
181         clk[IMX6QDL_CLK_LVDS1_GATE] = imx_clk_gate("lvds1_gate", "lvds1_sel", base + 0x160, 10);
182         clk[IMX6QDL_CLK_LVDS2_GATE] = imx_clk_gate("lvds2_gate", "lvds2_sel", base + 0x160, 11);
183
184         /*                                            name              parent_name        reg       idx */
185         clk[IMX6QDL_CLK_PLL2_PFD0_352M] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus",     base + 0x100, 0);
186         clk[IMX6QDL_CLK_PLL2_PFD1_594M] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus",     base + 0x100, 1);
187         clk[IMX6QDL_CLK_PLL2_PFD2_396M] = imx_clk_pfd("pll2_pfd2_396m", "pll2_bus",     base + 0x100, 2);
188         clk[IMX6QDL_CLK_PLL3_PFD0_720M] = imx_clk_pfd("pll3_pfd0_720m", "pll3_usb_otg", base + 0xf0,  0);
189         clk[IMX6QDL_CLK_PLL3_PFD1_540M] = imx_clk_pfd("pll3_pfd1_540m", "pll3_usb_otg", base + 0xf0,  1);
190         clk[IMX6QDL_CLK_PLL3_PFD2_508M] = imx_clk_pfd("pll3_pfd2_508m", "pll3_usb_otg", base + 0xf0,  2);
191         clk[IMX6QDL_CLK_PLL3_PFD3_454M] = imx_clk_pfd("pll3_pfd3_454m", "pll3_usb_otg", base + 0xf0,  3);
192
193         /*                                                name         parent_name     mult div */
194         clk[IMX6QDL_CLK_PLL2_198M] = imx_clk_fixed_factor("pll2_198m", "pll2_pfd2_396m", 1, 2);
195         clk[IMX6QDL_CLK_PLL3_120M] = imx_clk_fixed_factor("pll3_120m", "pll3_usb_otg",   1, 4);
196         clk[IMX6QDL_CLK_PLL3_80M]  = imx_clk_fixed_factor("pll3_80m",  "pll3_usb_otg",   1, 6);
197         clk[IMX6QDL_CLK_PLL3_60M]  = imx_clk_fixed_factor("pll3_60m",  "pll3_usb_otg",   1, 8);
198         clk[IMX6QDL_CLK_TWD]       = imx_clk_fixed_factor("twd",       "arm",            1, 2);
199
200         clk[IMX6QDL_CLK_PLL4_POST_DIV] = clk_register_divider_table(NULL, "pll4_post_div", "pll4_audio", CLK_SET_RATE_PARENT, base + 0x70, 19, 2, 0, post_div_table, &imx_ccm_lock);
201         clk[IMX6QDL_CLK_PLL4_AUDIO_DIV] = clk_register_divider(NULL, "pll4_audio_div", "pll4_post_div", CLK_SET_RATE_PARENT, base + 0x170, 15, 1, 0, &imx_ccm_lock);
202         clk[IMX6QDL_CLK_PLL5_POST_DIV] = clk_register_divider_table(NULL, "pll5_post_div", "pll5_video", CLK_SET_RATE_PARENT, base + 0xa0, 19, 2, 0, post_div_table, &imx_ccm_lock);
203         clk[IMX6QDL_CLK_PLL5_VIDEO_DIV] = clk_register_divider_table(NULL, "pll5_video_div", "pll5_post_div", CLK_SET_RATE_PARENT, base + 0x170, 30, 2, 0, video_div_table, &imx_ccm_lock);
204
205         np = ccm_node;
206         base = of_iomap(np, 0);
207         WARN_ON(!base);
208
209         imx6q_pm_set_ccm_base(base);
210
211         /*                                              name                reg       shift width parent_names     num_parents */
212         clk[IMX6QDL_CLK_STEP]             = imx_clk_mux("step",             base + 0xc,  8,  1, step_sels,         ARRAY_SIZE(step_sels));
213         clk[IMX6QDL_CLK_PLL1_SW]          = imx_clk_mux("pll1_sw",          base + 0xc,  2,  1, pll1_sw_sels,      ARRAY_SIZE(pll1_sw_sels));
214         clk[IMX6QDL_CLK_PERIPH_PRE]       = imx_clk_mux("periph_pre",       base + 0x18, 18, 2, periph_pre_sels,   ARRAY_SIZE(periph_pre_sels));
215         clk[IMX6QDL_CLK_PERIPH2_PRE]      = imx_clk_mux("periph2_pre",      base + 0x18, 21, 2, periph_pre_sels,   ARRAY_SIZE(periph_pre_sels));
216         clk[IMX6QDL_CLK_PERIPH_CLK2_SEL]  = imx_clk_mux("periph_clk2_sel",  base + 0x18, 12, 2, periph_clk2_sels,  ARRAY_SIZE(periph_clk2_sels));
217         clk[IMX6QDL_CLK_PERIPH2_CLK2_SEL] = imx_clk_mux("periph2_clk2_sel", base + 0x18, 20, 1, periph2_clk2_sels, ARRAY_SIZE(periph2_clk2_sels));
218         clk[IMX6QDL_CLK_AXI_SEL]          = imx_clk_mux("axi_sel",          base + 0x14, 6,  2, axi_sels,          ARRAY_SIZE(axi_sels));
219         clk[IMX6QDL_CLK_ESAI_SEL]         = imx_clk_mux("esai_sel",         base + 0x20, 19, 2, audio_sels,        ARRAY_SIZE(audio_sels));
220         clk[IMX6QDL_CLK_ASRC_SEL]         = imx_clk_mux("asrc_sel",         base + 0x30, 7,  2, audio_sels,        ARRAY_SIZE(audio_sels));
221         clk[IMX6QDL_CLK_SPDIF_SEL]        = imx_clk_mux("spdif_sel",        base + 0x30, 20, 2, audio_sels,        ARRAY_SIZE(audio_sels));
222         clk[IMX6QDL_CLK_GPU2D_AXI]        = imx_clk_mux("gpu2d_axi",        base + 0x18, 0,  1, gpu_axi_sels,      ARRAY_SIZE(gpu_axi_sels));
223         clk[IMX6QDL_CLK_GPU3D_AXI]        = imx_clk_mux("gpu3d_axi",        base + 0x18, 1,  1, gpu_axi_sels,      ARRAY_SIZE(gpu_axi_sels));
224         clk[IMX6QDL_CLK_GPU2D_CORE_SEL]   = imx_clk_mux("gpu2d_core_sel",   base + 0x18, 16, 2, gpu2d_core_sels,   ARRAY_SIZE(gpu2d_core_sels));
225         clk[IMX6QDL_CLK_GPU3D_CORE_SEL]   = imx_clk_mux("gpu3d_core_sel",   base + 0x18, 4,  2, gpu3d_core_sels,   ARRAY_SIZE(gpu3d_core_sels));
226         clk[IMX6QDL_CLK_GPU3D_SHADER_SEL] = imx_clk_mux("gpu3d_shader_sel", base + 0x18, 8,  2, gpu3d_shader_sels, ARRAY_SIZE(gpu3d_shader_sels));
227         clk[IMX6QDL_CLK_IPU1_SEL]         = imx_clk_mux("ipu1_sel",         base + 0x3c, 9,  2, ipu_sels,          ARRAY_SIZE(ipu_sels));
228         clk[IMX6QDL_CLK_IPU2_SEL]         = imx_clk_mux("ipu2_sel",         base + 0x3c, 14, 2, ipu_sels,          ARRAY_SIZE(ipu_sels));
229         clk[IMX6QDL_CLK_LDB_DI0_SEL]      = imx_clk_mux_flags("ldb_di0_sel", base + 0x2c, 9,  3, ldb_di_sels,      ARRAY_SIZE(ldb_di_sels), CLK_SET_RATE_PARENT);
230         clk[IMX6QDL_CLK_LDB_DI1_SEL]      = imx_clk_mux_flags("ldb_di1_sel", base + 0x2c, 12, 3, ldb_di_sels,      ARRAY_SIZE(ldb_di_sels), CLK_SET_RATE_PARENT);
231         clk[IMX6QDL_CLK_LDB_DI0_DIV_SEL]  = imx_clk_mux_flags("ldb_di0_div_sel", base + 0x20, 10, 1, ldb_di0_div_sels, ARRAY_SIZE(ldb_di0_div_sels), CLK_SET_RATE_PARENT);
232         clk[IMX6QDL_CLK_LDB_DI1_DIV_SEL]  = imx_clk_mux_flags("ldb_di1_div_sel", base + 0x20, 11, 1, ldb_di1_div_sels, ARRAY_SIZE(ldb_di1_div_sels), CLK_SET_RATE_PARENT);
233         clk[IMX6QDL_CLK_IPU1_DI0_PRE_SEL] = imx_clk_mux_flags("ipu1_di0_pre_sel", base + 0x34, 6,  3, ipu_di_pre_sels,   ARRAY_SIZE(ipu_di_pre_sels), CLK_SET_RATE_PARENT);
234         clk[IMX6QDL_CLK_IPU1_DI1_PRE_SEL] = imx_clk_mux_flags("ipu1_di1_pre_sel", base + 0x34, 15, 3, ipu_di_pre_sels,   ARRAY_SIZE(ipu_di_pre_sels), CLK_SET_RATE_PARENT);
235         clk[IMX6QDL_CLK_IPU2_DI0_PRE_SEL] = imx_clk_mux_flags("ipu2_di0_pre_sel", base + 0x38, 6,  3, ipu_di_pre_sels,   ARRAY_SIZE(ipu_di_pre_sels), CLK_SET_RATE_PARENT);
236         clk[IMX6QDL_CLK_IPU2_DI1_PRE_SEL] = imx_clk_mux_flags("ipu2_di1_pre_sel", base + 0x38, 15, 3, ipu_di_pre_sels,   ARRAY_SIZE(ipu_di_pre_sels), CLK_SET_RATE_PARENT);
237         clk[IMX6QDL_CLK_IPU1_DI0_SEL]     = imx_clk_mux_flags("ipu1_di0_sel",     base + 0x34, 0,  3, ipu1_di0_sels,     ARRAY_SIZE(ipu1_di0_sels), CLK_SET_RATE_PARENT);
238         clk[IMX6QDL_CLK_IPU1_DI1_SEL]     = imx_clk_mux_flags("ipu1_di1_sel",     base + 0x34, 9,  3, ipu1_di1_sels,     ARRAY_SIZE(ipu1_di1_sels), CLK_SET_RATE_PARENT);
239         clk[IMX6QDL_CLK_IPU2_DI0_SEL]     = imx_clk_mux_flags("ipu2_di0_sel",     base + 0x38, 0,  3, ipu2_di0_sels,     ARRAY_SIZE(ipu2_di0_sels), CLK_SET_RATE_PARENT);
240         clk[IMX6QDL_CLK_IPU2_DI1_SEL]     = imx_clk_mux_flags("ipu2_di1_sel",     base + 0x38, 9,  3, ipu2_di1_sels,     ARRAY_SIZE(ipu2_di1_sels), CLK_SET_RATE_PARENT);
241         clk[IMX6QDL_CLK_HSI_TX_SEL]       = imx_clk_mux("hsi_tx_sel",       base + 0x30, 28, 1, hsi_tx_sels,       ARRAY_SIZE(hsi_tx_sels));
242         clk[IMX6QDL_CLK_PCIE_AXI_SEL]     = imx_clk_mux("pcie_axi_sel",     base + 0x18, 10, 1, pcie_axi_sels,     ARRAY_SIZE(pcie_axi_sels));
243         clk[IMX6QDL_CLK_SSI1_SEL]         = imx_clk_fixup_mux("ssi1_sel",   base + 0x1c, 10, 2, ssi_sels,          ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup);
244         clk[IMX6QDL_CLK_SSI2_SEL]         = imx_clk_fixup_mux("ssi2_sel",   base + 0x1c, 12, 2, ssi_sels,          ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup);
245         clk[IMX6QDL_CLK_SSI3_SEL]         = imx_clk_fixup_mux("ssi3_sel",   base + 0x1c, 14, 2, ssi_sels,          ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup);
246         clk[IMX6QDL_CLK_USDHC1_SEL]       = imx_clk_fixup_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels,        ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup);
247         clk[IMX6QDL_CLK_USDHC2_SEL]       = imx_clk_fixup_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels,        ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup);
248         clk[IMX6QDL_CLK_USDHC3_SEL]       = imx_clk_fixup_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels,        ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup);
249         clk[IMX6QDL_CLK_USDHC4_SEL]       = imx_clk_fixup_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels,        ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup);
250         clk[IMX6QDL_CLK_ENFC_SEL]         = imx_clk_mux("enfc_sel",         base + 0x2c, 16, 2, enfc_sels,         ARRAY_SIZE(enfc_sels));
251         clk[IMX6QDL_CLK_EMI_SEL]          = imx_clk_fixup_mux("emi_sel",      base + 0x1c, 27, 2, emi_sels,        ARRAY_SIZE(emi_sels), imx_cscmr1_fixup);
252         clk[IMX6QDL_CLK_EMI_SLOW_SEL]     = imx_clk_fixup_mux("emi_slow_sel", base + 0x1c, 29, 2, emi_slow_sels,   ARRAY_SIZE(emi_slow_sels), imx_cscmr1_fixup);
253         clk[IMX6QDL_CLK_VDO_AXI_SEL]      = imx_clk_mux("vdo_axi_sel",      base + 0x18, 11, 1, vdo_axi_sels,      ARRAY_SIZE(vdo_axi_sels));
254         clk[IMX6QDL_CLK_VPU_AXI_SEL]      = imx_clk_mux("vpu_axi_sel",      base + 0x18, 14, 2, vpu_axi_sels,      ARRAY_SIZE(vpu_axi_sels));
255         clk[IMX6QDL_CLK_CKO1_SEL]         = imx_clk_mux("cko1_sel",         base + 0x60, 0,  4, cko1_sels,         ARRAY_SIZE(cko1_sels));
256         clk[IMX6QDL_CLK_CKO2_SEL]         = imx_clk_mux("cko2_sel",         base + 0x60, 16, 5, cko2_sels,         ARRAY_SIZE(cko2_sels));
257         clk[IMX6QDL_CLK_CKO]              = imx_clk_mux("cko",              base + 0x60, 8, 1,  cko_sels,          ARRAY_SIZE(cko_sels));
258
259         /*                                          name         reg      shift width busy: reg, shift parent_names  num_parents */
260         clk[IMX6QDL_CLK_PERIPH]  = imx_clk_busy_mux("periph",  base + 0x14, 25,  1,   base + 0x48, 5,  periph_sels,  ARRAY_SIZE(periph_sels));
261         clk[IMX6QDL_CLK_PERIPH2] = imx_clk_busy_mux("periph2", base + 0x14, 26,  1,   base + 0x48, 3,  periph2_sels, ARRAY_SIZE(periph2_sels));
262
263         /*                                                  name                parent_name          reg       shift width */
264         clk[IMX6QDL_CLK_PERIPH_CLK2]      = imx_clk_divider("periph_clk2",      "periph_clk2_sel",   base + 0x14, 27, 3);
265         clk[IMX6QDL_CLK_PERIPH2_CLK2]     = imx_clk_divider("periph2_clk2",     "periph2_clk2_sel",  base + 0x14, 0,  3);
266         clk[IMX6QDL_CLK_IPG]              = imx_clk_divider("ipg",              "ahb",               base + 0x14, 8,  2);
267         clk[IMX6QDL_CLK_IPG_PER]          = imx_clk_fixup_divider("ipg_per",    "ipg",               base + 0x1c, 0,  6, imx_cscmr1_fixup);
268         clk[IMX6QDL_CLK_ESAI_PRED]        = imx_clk_divider("esai_pred",        "esai_sel",          base + 0x28, 9,  3);
269         clk[IMX6QDL_CLK_ESAI_PODF]        = imx_clk_divider("esai_podf",        "esai_pred",         base + 0x28, 25, 3);
270         clk[IMX6QDL_CLK_ASRC_PRED]        = imx_clk_divider("asrc_pred",        "asrc_sel",          base + 0x30, 12, 3);
271         clk[IMX6QDL_CLK_ASRC_PODF]        = imx_clk_divider("asrc_podf",        "asrc_pred",         base + 0x30, 9,  3);
272         clk[IMX6QDL_CLK_SPDIF_PRED]       = imx_clk_divider("spdif_pred",       "spdif_sel",         base + 0x30, 25, 3);
273         clk[IMX6QDL_CLK_SPDIF_PODF]       = imx_clk_divider("spdif_podf",       "spdif_pred",        base + 0x30, 22, 3);
274         clk[IMX6QDL_CLK_CAN_ROOT]         = imx_clk_divider("can_root",         "pll3_60m",          base + 0x20, 2,  6);
275         clk[IMX6QDL_CLK_ECSPI_ROOT]       = imx_clk_divider("ecspi_root",       "pll3_60m",          base + 0x38, 19, 6);
276         clk[IMX6QDL_CLK_GPU2D_CORE_PODF]  = imx_clk_divider("gpu2d_core_podf",  "gpu2d_core_sel",    base + 0x18, 23, 3);
277         clk[IMX6QDL_CLK_GPU3D_CORE_PODF]  = imx_clk_divider("gpu3d_core_podf",  "gpu3d_core_sel",    base + 0x18, 26, 3);
278         clk[IMX6QDL_CLK_GPU3D_SHADER]     = imx_clk_divider("gpu3d_shader",     "gpu3d_shader_sel",  base + 0x18, 29, 3);
279         clk[IMX6QDL_CLK_IPU1_PODF]        = imx_clk_divider("ipu1_podf",        "ipu1_sel",          base + 0x3c, 11, 3);
280         clk[IMX6QDL_CLK_IPU2_PODF]        = imx_clk_divider("ipu2_podf",        "ipu2_sel",          base + 0x3c, 16, 3);
281         clk[IMX6QDL_CLK_LDB_DI0_DIV_3_5]  = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7);
282         clk[IMX6QDL_CLK_LDB_DI0_DIV_7]    = imx_clk_fixed_factor("ldb_di0_div_7",   "ldb_di0_sel", 1, 7);
283         clk[IMX6QDL_CLK_LDB_DI1_DIV_3_5]  = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7);
284         clk[IMX6QDL_CLK_LDB_DI1_DIV_7]    = imx_clk_fixed_factor("ldb_di1_div_7",   "ldb_di1_sel", 1, 7);
285         clk[IMX6QDL_CLK_IPU1_DI0_PRE]     = imx_clk_divider("ipu1_di0_pre",     "ipu1_di0_pre_sel",  base + 0x34, 3,  3);
286         clk[IMX6QDL_CLK_IPU1_DI1_PRE]     = imx_clk_divider("ipu1_di1_pre",     "ipu1_di1_pre_sel",  base + 0x34, 12, 3);
287         clk[IMX6QDL_CLK_IPU2_DI0_PRE]     = imx_clk_divider("ipu2_di0_pre",     "ipu2_di0_pre_sel",  base + 0x38, 3,  3);
288         clk[IMX6QDL_CLK_IPU2_DI1_PRE]     = imx_clk_divider("ipu2_di1_pre",     "ipu2_di1_pre_sel",  base + 0x38, 12, 3);
289         clk[IMX6QDL_CLK_HSI_TX_PODF]      = imx_clk_divider("hsi_tx_podf",      "hsi_tx_sel",        base + 0x30, 29, 3);
290         clk[IMX6QDL_CLK_SSI1_PRED]        = imx_clk_divider("ssi1_pred",        "ssi1_sel",          base + 0x28, 6,  3);
291         clk[IMX6QDL_CLK_SSI1_PODF]        = imx_clk_divider("ssi1_podf",        "ssi1_pred",         base + 0x28, 0,  6);
292         clk[IMX6QDL_CLK_SSI2_PRED]        = imx_clk_divider("ssi2_pred",        "ssi2_sel",          base + 0x2c, 6,  3);
293         clk[IMX6QDL_CLK_SSI2_PODF]        = imx_clk_divider("ssi2_podf",        "ssi2_pred",         base + 0x2c, 0,  6);
294         clk[IMX6QDL_CLK_SSI3_PRED]        = imx_clk_divider("ssi3_pred",        "ssi3_sel",          base + 0x28, 22, 3);
295         clk[IMX6QDL_CLK_SSI3_PODF]        = imx_clk_divider("ssi3_podf",        "ssi3_pred",         base + 0x28, 16, 6);
296         clk[IMX6QDL_CLK_UART_SERIAL_PODF] = imx_clk_divider("uart_serial_podf", "pll3_80m",          base + 0x24, 0,  6);
297         clk[IMX6QDL_CLK_USDHC1_PODF]      = imx_clk_divider("usdhc1_podf",      "usdhc1_sel",        base + 0x24, 11, 3);
298         clk[IMX6QDL_CLK_USDHC2_PODF]      = imx_clk_divider("usdhc2_podf",      "usdhc2_sel",        base + 0x24, 16, 3);
299         clk[IMX6QDL_CLK_USDHC3_PODF]      = imx_clk_divider("usdhc3_podf",      "usdhc3_sel",        base + 0x24, 19, 3);
300         clk[IMX6QDL_CLK_USDHC4_PODF]      = imx_clk_divider("usdhc4_podf",      "usdhc4_sel",        base + 0x24, 22, 3);
301         clk[IMX6QDL_CLK_ENFC_PRED]        = imx_clk_divider("enfc_pred",        "enfc_sel",          base + 0x2c, 18, 3);
302         clk[IMX6QDL_CLK_ENFC_PODF]        = imx_clk_divider("enfc_podf",        "enfc_pred",         base + 0x2c, 21, 6);
303         clk[IMX6QDL_CLK_EMI_PODF]         = imx_clk_fixup_divider("emi_podf",   "emi_sel",           base + 0x1c, 20, 3, imx_cscmr1_fixup);
304         clk[IMX6QDL_CLK_EMI_SLOW_PODF]    = imx_clk_fixup_divider("emi_slow_podf", "emi_slow_sel",   base + 0x1c, 23, 3, imx_cscmr1_fixup);
305         clk[IMX6QDL_CLK_VPU_AXI_PODF]     = imx_clk_divider("vpu_axi_podf",     "vpu_axi_sel",       base + 0x24, 25, 3);
306         clk[IMX6QDL_CLK_CKO1_PODF]        = imx_clk_divider("cko1_podf",        "cko1_sel",          base + 0x60, 4,  3);
307         clk[IMX6QDL_CLK_CKO2_PODF]        = imx_clk_divider("cko2_podf",        "cko2_sel",          base + 0x60, 21, 3);
308
309         /*                                                        name                 parent_name    reg        shift width busy: reg, shift */
310         clk[IMX6QDL_CLK_AXI]               = imx_clk_busy_divider("axi",               "axi_sel",     base + 0x14, 16,  3,   base + 0x48, 0);
311         clk[IMX6QDL_CLK_MMDC_CH0_AXI_PODF] = imx_clk_busy_divider("mmdc_ch0_axi_podf", "periph",      base + 0x14, 19,  3,   base + 0x48, 4);
312         clk[IMX6QDL_CLK_MMDC_CH1_AXI_PODF] = imx_clk_busy_divider("mmdc_ch1_axi_podf", "periph2",     base + 0x14, 3,   3,   base + 0x48, 2);
313         clk[IMX6QDL_CLK_ARM]               = imx_clk_busy_divider("arm",               "pll1_sw",     base + 0x10, 0,   3,   base + 0x48, 16);
314         clk[IMX6QDL_CLK_AHB]               = imx_clk_busy_divider("ahb",               "periph",      base + 0x14, 10,  3,   base + 0x48, 1);
315
316         /*                                            name             parent_name          reg         shift */
317         clk[IMX6QDL_CLK_APBH_DMA]     = imx_clk_gate2("apbh_dma",      "usdhc3",            base + 0x68, 4);
318         clk[IMX6QDL_CLK_ASRC]         = imx_clk_gate2("asrc",          "asrc_podf",         base + 0x68, 6);
319         clk[IMX6QDL_CLK_CAN1_IPG]     = imx_clk_gate2("can1_ipg",      "ipg",               base + 0x68, 14);
320         clk[IMX6QDL_CLK_CAN1_SERIAL]  = imx_clk_gate2("can1_serial",   "can_root",          base + 0x68, 16);
321         clk[IMX6QDL_CLK_CAN2_IPG]     = imx_clk_gate2("can2_ipg",      "ipg",               base + 0x68, 18);
322         clk[IMX6QDL_CLK_CAN2_SERIAL]  = imx_clk_gate2("can2_serial",   "can_root",          base + 0x68, 20);
323         clk[IMX6QDL_CLK_ECSPI1]       = imx_clk_gate2("ecspi1",        "ecspi_root",        base + 0x6c, 0);
324         clk[IMX6QDL_CLK_ECSPI2]       = imx_clk_gate2("ecspi2",        "ecspi_root",        base + 0x6c, 2);
325         clk[IMX6QDL_CLK_ECSPI3]       = imx_clk_gate2("ecspi3",        "ecspi_root",        base + 0x6c, 4);
326         clk[IMX6QDL_CLK_ECSPI4]       = imx_clk_gate2("ecspi4",        "ecspi_root",        base + 0x6c, 6);
327         if (cpu_is_imx6dl())
328                 clk[IMX6DL_CLK_I2C4]  = imx_clk_gate2("i2c4",          "ipg_per",           base + 0x6c, 8);
329         else
330                 clk[IMX6Q_CLK_ECSPI5] = imx_clk_gate2("ecspi5",        "ecspi_root",        base + 0x6c, 8);
331         clk[IMX6QDL_CLK_ENET]         = imx_clk_gate2("enet",          "ipg",               base + 0x6c, 10);
332         clk[IMX6QDL_CLK_ESAI]         = imx_clk_gate2_shared("esai",   "esai_podf",         base + 0x6c, 16, &share_count_esai);
333         clk[IMX6QDL_CLK_ESAI_AHB]     = imx_clk_gate2_shared("esai_ahb", "ahb",             base + 0x6c, 16, &share_count_esai);
334         clk[IMX6QDL_CLK_GPT_IPG]      = imx_clk_gate2("gpt_ipg",       "ipg",               base + 0x6c, 20);
335         clk[IMX6QDL_CLK_GPT_IPG_PER]  = imx_clk_gate2("gpt_ipg_per",   "ipg_per",           base + 0x6c, 22);
336         if (cpu_is_imx6dl())
337                 /*
338                  * The multiplexer and divider of imx6q clock gpu3d_shader get
339                  * redefined/reused as gpu2d_core_sel and gpu2d_core_podf on imx6dl.
340                  */
341                 clk[IMX6QDL_CLK_GPU2D_CORE] = imx_clk_gate2("gpu2d_core", "gpu3d_shader", base + 0x6c, 24);
342         else
343                 clk[IMX6QDL_CLK_GPU2D_CORE] = imx_clk_gate2("gpu2d_core", "gpu2d_core_podf", base + 0x6c, 24);
344         clk[IMX6QDL_CLK_GPU3D_CORE]   = imx_clk_gate2("gpu3d_core",    "gpu3d_core_podf",   base + 0x6c, 26);
345         clk[IMX6QDL_CLK_HDMI_IAHB]    = imx_clk_gate2("hdmi_iahb",     "ahb",               base + 0x70, 0);
346         clk[IMX6QDL_CLK_HDMI_ISFR]    = imx_clk_gate2("hdmi_isfr",     "pll3_pfd1_540m",    base + 0x70, 4);
347         clk[IMX6QDL_CLK_I2C1]         = imx_clk_gate2("i2c1",          "ipg_per",           base + 0x70, 6);
348         clk[IMX6QDL_CLK_I2C2]         = imx_clk_gate2("i2c2",          "ipg_per",           base + 0x70, 8);
349         clk[IMX6QDL_CLK_I2C3]         = imx_clk_gate2("i2c3",          "ipg_per",           base + 0x70, 10);
350         clk[IMX6QDL_CLK_IIM]          = imx_clk_gate2("iim",           "ipg",               base + 0x70, 12);
351         clk[IMX6QDL_CLK_ENFC]         = imx_clk_gate2("enfc",          "enfc_podf",         base + 0x70, 14);
352         clk[IMX6QDL_CLK_VDOA]         = imx_clk_gate2("vdoa",          "vdo_axi",           base + 0x70, 26);
353         clk[IMX6QDL_CLK_IPU1]         = imx_clk_gate2("ipu1",          "ipu1_podf",         base + 0x74, 0);
354         clk[IMX6QDL_CLK_IPU1_DI0]     = imx_clk_gate2("ipu1_di0",      "ipu1_di0_sel",      base + 0x74, 2);
355         clk[IMX6QDL_CLK_IPU1_DI1]     = imx_clk_gate2("ipu1_di1",      "ipu1_di1_sel",      base + 0x74, 4);
356         clk[IMX6QDL_CLK_IPU2]         = imx_clk_gate2("ipu2",          "ipu2_podf",         base + 0x74, 6);
357         clk[IMX6QDL_CLK_IPU2_DI0]     = imx_clk_gate2("ipu2_di0",      "ipu2_di0_sel",      base + 0x74, 8);
358         clk[IMX6QDL_CLK_LDB_DI0]      = imx_clk_gate2("ldb_di0",       "ldb_di0_div_sel",   base + 0x74, 12);
359         clk[IMX6QDL_CLK_LDB_DI1]      = imx_clk_gate2("ldb_di1",       "ldb_di1_div_sel",   base + 0x74, 14);
360         clk[IMX6QDL_CLK_IPU2_DI1]     = imx_clk_gate2("ipu2_di1",      "ipu2_di1_sel",      base + 0x74, 10);
361         clk[IMX6QDL_CLK_HSI_TX]       = imx_clk_gate2("hsi_tx",        "hsi_tx_podf",       base + 0x74, 16);
362         if (cpu_is_imx6dl())
363                 /*
364                  * The multiplexer and divider of the imx6q clock gpu2d get
365                  * redefined/reused as mlb_sys_sel and mlb_sys_clk_podf on imx6dl.
366                  */
367                 clk[IMX6QDL_CLK_MLB] = imx_clk_gate2("mlb",            "gpu2d_core_podf",   base + 0x74, 18);
368         else
369                 clk[IMX6QDL_CLK_MLB] = imx_clk_gate2("mlb",            "axi",               base + 0x74, 18);
370         clk[IMX6QDL_CLK_MMDC_CH0_AXI] = imx_clk_gate2("mmdc_ch0_axi",  "mmdc_ch0_axi_podf", base + 0x74, 20);
371         clk[IMX6QDL_CLK_MMDC_CH1_AXI] = imx_clk_gate2("mmdc_ch1_axi",  "mmdc_ch1_axi_podf", base + 0x74, 22);
372         clk[IMX6QDL_CLK_OCRAM]        = imx_clk_gate2("ocram",         "ahb",               base + 0x74, 28);
373         clk[IMX6QDL_CLK_OPENVG_AXI]   = imx_clk_gate2("openvg_axi",    "axi",               base + 0x74, 30);
374         clk[IMX6QDL_CLK_PCIE_AXI]     = imx_clk_gate2("pcie_axi",      "pcie_axi_sel",      base + 0x78, 0);
375         clk[IMX6QDL_CLK_PER1_BCH]     = imx_clk_gate2("per1_bch",      "usdhc3",            base + 0x78, 12);
376         clk[IMX6QDL_CLK_PWM1]         = imx_clk_gate2("pwm1",          "ipg_per",           base + 0x78, 16);
377         clk[IMX6QDL_CLK_PWM2]         = imx_clk_gate2("pwm2",          "ipg_per",           base + 0x78, 18);
378         clk[IMX6QDL_CLK_PWM3]         = imx_clk_gate2("pwm3",          "ipg_per",           base + 0x78, 20);
379         clk[IMX6QDL_CLK_PWM4]         = imx_clk_gate2("pwm4",          "ipg_per",           base + 0x78, 22);
380         clk[IMX6QDL_CLK_GPMI_BCH_APB] = imx_clk_gate2("gpmi_bch_apb",  "usdhc3",            base + 0x78, 24);
381         clk[IMX6QDL_CLK_GPMI_BCH]     = imx_clk_gate2("gpmi_bch",      "usdhc4",            base + 0x78, 26);
382         clk[IMX6QDL_CLK_GPMI_IO]      = imx_clk_gate2("gpmi_io",       "enfc",              base + 0x78, 28);
383         clk[IMX6QDL_CLK_GPMI_APB]     = imx_clk_gate2("gpmi_apb",      "usdhc3",            base + 0x78, 30);
384         clk[IMX6QDL_CLK_ROM]          = imx_clk_gate2("rom",           "ahb",               base + 0x7c, 0);
385         clk[IMX6QDL_CLK_SATA]         = imx_clk_gate2("sata",          "ipg",               base + 0x7c, 4);
386         clk[IMX6QDL_CLK_SDMA]         = imx_clk_gate2("sdma",          "ahb",               base + 0x7c, 6);
387         clk[IMX6QDL_CLK_SPBA]         = imx_clk_gate2("spba",          "ipg",               base + 0x7c, 12);
388         clk[IMX6QDL_CLK_SPDIF]        = imx_clk_gate2("spdif",         "spdif_podf",        base + 0x7c, 14);
389         clk[IMX6QDL_CLK_SSI1_IPG]     = imx_clk_gate2("ssi1_ipg",      "ipg",               base + 0x7c, 18);
390         clk[IMX6QDL_CLK_SSI2_IPG]     = imx_clk_gate2("ssi2_ipg",      "ipg",               base + 0x7c, 20);
391         clk[IMX6QDL_CLK_SSI3_IPG]     = imx_clk_gate2("ssi3_ipg",      "ipg",               base + 0x7c, 22);
392         clk[IMX6QDL_CLK_UART_IPG]     = imx_clk_gate2("uart_ipg",      "ipg",               base + 0x7c, 24);
393         clk[IMX6QDL_CLK_UART_SERIAL]  = imx_clk_gate2("uart_serial",   "uart_serial_podf",  base + 0x7c, 26);
394         clk[IMX6QDL_CLK_USBOH3]       = imx_clk_gate2("usboh3",        "ipg",               base + 0x80, 0);
395         clk[IMX6QDL_CLK_USDHC1]       = imx_clk_gate2("usdhc1",        "usdhc1_podf",       base + 0x80, 2);
396         clk[IMX6QDL_CLK_USDHC2]       = imx_clk_gate2("usdhc2",        "usdhc2_podf",       base + 0x80, 4);
397         clk[IMX6QDL_CLK_USDHC3]       = imx_clk_gate2("usdhc3",        "usdhc3_podf",       base + 0x80, 6);
398         clk[IMX6QDL_CLK_USDHC4]       = imx_clk_gate2("usdhc4",        "usdhc4_podf",       base + 0x80, 8);
399         clk[IMX6QDL_CLK_EIM_SLOW]     = imx_clk_gate2("eim_slow",      "emi_slow_podf",     base + 0x80, 10);
400         clk[IMX6QDL_CLK_VDO_AXI]      = imx_clk_gate2("vdo_axi",       "vdo_axi_sel",       base + 0x80, 12);
401         clk[IMX6QDL_CLK_VPU_AXI]      = imx_clk_gate2("vpu_axi",       "vpu_axi_podf",      base + 0x80, 14);
402         clk[IMX6QDL_CLK_CKO1]         = imx_clk_gate("cko1",           "cko1_podf",         base + 0x60, 7);
403         clk[IMX6QDL_CLK_CKO2]         = imx_clk_gate("cko2",           "cko2_podf",         base + 0x60, 24);
404
405         for (i = 0; i < ARRAY_SIZE(clk); i++)
406                 if (IS_ERR(clk[i]))
407                         pr_err("i.MX6q clk %d: register failed with %ld\n",
408                                 i, PTR_ERR(clk[i]));
409
410         clk_data.clks = clk;
411         clk_data.clk_num = ARRAY_SIZE(clk);
412         of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
413
414         clk_register_clkdev(clk[IMX6QDL_CLK_GPT_IPG], "ipg", "imx-gpt.0");
415         clk_register_clkdev(clk[IMX6QDL_CLK_GPT_IPG_PER], "per", "imx-gpt.0");
416         clk_register_clkdev(clk[IMX6QDL_CLK_ENET_REF], "enet_ref", NULL);
417
418         /* ipu clock initialization */
419         clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI0_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
420         clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI1_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
421         clk_set_parent(clk[IMX6QDL_CLK_IPU2_DI0_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
422         clk_set_parent(clk[IMX6QDL_CLK_IPU2_DI1_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
423         clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI0_SEL], clk[IMX6QDL_CLK_IPU1_DI0_PRE]);
424         clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI1_SEL], clk[IMX6QDL_CLK_IPU1_DI1_PRE]);
425         clk_set_parent(clk[IMX6QDL_CLK_IPU2_DI0_SEL], clk[IMX6QDL_CLK_IPU2_DI0_PRE]);
426         clk_set_parent(clk[IMX6QDL_CLK_IPU2_DI1_SEL], clk[IMX6QDL_CLK_IPU2_DI1_PRE]);
427         if (cpu_is_imx6dl()) {
428                 clk_set_rate(clk[IMX6QDL_CLK_PLL3_PFD1_540M], 540000000);
429                 clk_set_parent(clk[IMX6QDL_CLK_IPU1_SEL], clk[IMX6QDL_CLK_PLL3_PFD1_540M]);
430                 clk_set_parent(clk[IMX6QDL_CLK_AXI_SEL], clk[IMX6QDL_CLK_PLL3_PFD1_540M]);
431                 /* set epdc/pxp axi clock to 200Mhz */
432                 clk_set_parent(clk[IMX6QDL_CLK_IPU2_SEL], clk[IMX6QDL_CLK_PLL2_PFD2_396M]);
433                 clk_set_rate(clk[IMX6QDL_CLK_IPU2], 200000000);
434         } else if (cpu_is_imx6q()) {
435                 clk_set_parent(clk[IMX6QDL_CLK_IPU1_SEL], clk[IMX6QDL_CLK_MMDC_CH0_AXI]);
436                 clk_set_parent(clk[IMX6QDL_CLK_IPU2_SEL], clk[IMX6QDL_CLK_MMDC_CH0_AXI]);
437         }
438
439         /*
440          * The gpmi needs 100MHz frequency in the EDO/Sync mode,
441          * We can not get the 100MHz from the pll2_pfd0_352m.
442          * So choose pll2_pfd2_396m as enfc_sel's parent.
443          */
444         clk_set_parent(clk[IMX6QDL_CLK_ENFC_SEL], clk[IMX6QDL_CLK_PLL2_PFD2_396M]);
445
446         /* gpu clock initilazation */
447         clk_set_parent(clk[IMX6QDL_CLK_GPU3D_SHADER_SEL], clk[IMX6QDL_CLK_PLL2_PFD1_594M]);
448         clk_set_rate(clk[IMX6QDL_CLK_GPU3D_SHADER], 594000000);
449         clk_set_parent(clk[IMX6QDL_CLK_GPU3D_CORE_SEL], clk[IMX6QDL_CLK_MMDC_CH0_AXI]);
450         clk_set_rate(clk[IMX6QDL_CLK_GPU3D_CORE], 528000000);
451         clk_set_parent(clk[IMX6QDL_CLK_GPU2D_CORE_SEL], clk[IMX6QDL_CLK_PLL3_USB_OTG]);
452
453         for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
454                 clk_prepare_enable(clk[clks_init_on[i]]);
455
456         if (IS_ENABLED(CONFIG_USB_MXS_PHY)) {
457                 clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY1_GATE]);
458                 clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY2_GATE]);
459         }
460
461         /*
462          * Let's initially set up CLKO with OSC24M, since this configuration
463          * is widely used by imx6q board designs to clock audio codec.
464          */
465         ret = clk_set_parent(clk[IMX6QDL_CLK_CKO2_SEL], clk[IMX6QDL_CLK_OSC]);
466         if (!ret)
467                 ret = clk_set_parent(clk[IMX6QDL_CLK_CKO], clk[IMX6QDL_CLK_CKO2]);
468         if (ret)
469                 pr_warn("failed to set up CLKO: %d\n", ret);
470
471         /* Audio-related clocks configuration */
472         clk_set_parent(clk[IMX6QDL_CLK_SPDIF_SEL], clk[IMX6QDL_CLK_PLL3_PFD3_454M]);
473
474         /* All existing boards with PCIe use LVDS1 */
475         if (IS_ENABLED(CONFIG_PCI_IMX6))
476                 clk_set_parent(clk[IMX6QDL_CLK_LVDS1_SEL], clk[IMX6QDL_CLK_SATA_REF]);
477
478         /* Set initial power mode */
479         imx6q_set_lpm(WAIT_CLOCKED);
480
481         mxc_timer_init_dt(of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpt"));
482 }
483 CLK_OF_DECLARE(imx6q, "fsl,imx6q-ccm", imx6q_clocks_init);