projects / deliverable / linux.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
clk: imx6: retain early UART clocks during kernel init
[deliverable/linux.git] / drivers / clk / imx / clk-imx6q.c
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 <soc/imx/revision.h>
23 #include <dt-bindings/clock/imx6qdl-clock.h>
24
25 #include "clk.h"
26
27 static const char *step_sels[] = { "osc", "pll2_pfd2_396m", };
28 static const char *pll1_sw_sels[] = { "pll1_sys", "step", };
29 static const char *periph_pre_sels[] = { "pll2_bus", "pll2_pfd2_396m", "pll2_pfd0_352m", "pll2_198m", };
30 static const char *periph_clk2_sels[] = { "pll3_usb_otg", "osc", "osc", "dummy", };
31 static const char *periph2_clk2_sels[] = { "pll3_usb_otg", "pll2_bus", };
32 static const char *periph_sels[] = { "periph_pre", "periph_clk2", };
33 static const char *periph2_sels[] = { "periph2_pre", "periph2_clk2", };
34 static const char *axi_sels[] = { "periph", "pll2_pfd2_396m", "periph", "pll3_pfd1_540m", };
35 static const char *audio_sels[] = { "pll4_audio_div", "pll3_pfd2_508m", "pll3_pfd3_454m", "pll3_usb_otg", };
36 static const char *gpu_axi_sels[] = { "axi", "ahb", };
37 static const char *gpu2d_core_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", };
38 static const char *gpu3d_core_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd2_396m", };
39 static const char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll3_pfd0_720m", };
40 static const char *ipu_sels[] = { "mmdc_ch0_axi", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", };
41 static const char *ldb_di_sels[] = { "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_usb_otg", };
42 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", };
43 static const char *ipu1_di0_sels[] = { "ipu1_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
44 static const char *ipu1_di1_sels[] = { "ipu1_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
45 static const char *ipu2_di0_sels[] = { "ipu2_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
46 static const char *ipu2_di1_sels[] = { "ipu2_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
47 static const char *hsi_tx_sels[] = { "pll3_120m", "pll2_pfd2_396m", };
48 static const char *pcie_axi_sels[] = { "axi", "ahb", };
49 static const char *ssi_sels[] = { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_audio_div", };
50 static const char *usdhc_sels[] = { "pll2_pfd2_396m", "pll2_pfd0_352m", };
51 static const char *enfc_sels[] = { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", };
52 static const char *eim_sels[] = { "pll2_pfd2_396m", "pll3_usb_otg", "axi", "pll2_pfd0_352m", };
53 static const char *eim_slow_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", };
54 static const char *vdo_axi_sels[] = { "axi", "ahb", };
55 static const char *vpu_axi_sels[] = { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", };
56 static const char *cko1_sels[] = { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div",
57 "dummy", "axi", "enfc", "ipu1_di0", "ipu1_di1", "ipu2_di0",
58 "ipu2_di1", "ahb", "ipg", "ipg_per", "ckil", "pll4_audio_div", };
59 static const char *cko2_sels[] = {
60 "mmdc_ch0_axi", "mmdc_ch1_axi", "usdhc4", "usdhc1",
61 "gpu2d_axi", "dummy", "ecspi_root", "gpu3d_axi",
62 "usdhc3", "dummy", "arm", "ipu1",
63 "ipu2", "vdo_axi", "osc", "gpu2d_core",
64 "gpu3d_core", "usdhc2", "ssi1", "ssi2",
65 "ssi3", "gpu3d_shader", "vpu_axi", "can_root",
66 "ldb_di0", "ldb_di1", "esai_extal", "eim_slow",
67 "uart_serial", "spdif", "asrc", "hsi_tx",
68 };
69 static const char *cko_sels[] = { "cko1", "cko2", };
70 static const char *lvds_sels[] = {
71 "dummy", "dummy", "dummy", "dummy", "dummy", "dummy",
72 "pll4_audio", "pll5_video", "pll8_mlb", "enet_ref",
73 "pcie_ref_125m", "sata_ref_100m",
74 };
75 static const char *pll_bypass_src_sels[] = { "osc", "lvds1_in", "lvds2_in", "dummy", };
76 static const char *pll1_bypass_sels[] = { "pll1", "pll1_bypass_src", };
77 static const char *pll2_bypass_sels[] = { "pll2", "pll2_bypass_src", };
78 static const char *pll3_bypass_sels[] = { "pll3", "pll3_bypass_src", };
79 static const char *pll4_bypass_sels[] = { "pll4", "pll4_bypass_src", };
80 static const char *pll5_bypass_sels[] = { "pll5", "pll5_bypass_src", };
81 static const char *pll6_bypass_sels[] = { "pll6", "pll6_bypass_src", };
82 static const char *pll7_bypass_sels[] = { "pll7", "pll7_bypass_src", };
83
84 static struct clk *clk[IMX6QDL_CLK_END];
85 static struct clk_onecell_data clk_data;
86
87 static unsigned int const clks_init_on[] __initconst = {
88 IMX6QDL_CLK_MMDC_CH0_AXI,
89 IMX6QDL_CLK_ROM,
90 IMX6QDL_CLK_ARM,
91 };
92
93 static struct clk_div_table clk_enet_ref_table[] = {
94 { .val = 0, .div = 20, },
95 { .val = 1, .div = 10, },
96 { .val = 2, .div = 5, },
97 { .val = 3, .div = 4, },
98 { /* sentinel */ }
99 };
100
101 static struct clk_div_table post_div_table[] = {
102 { .val = 2, .div = 1, },
103 { .val = 1, .div = 2, },
104 { .val = 0, .div = 4, },
105 { /* sentinel */ }
106 };
107
108 static struct clk_div_table video_div_table[] = {
109 { .val = 0, .div = 1, },
110 { .val = 1, .div = 2, },
111 { .val = 2, .div = 1, },
112 { .val = 3, .div = 4, },
113 { /* sentinel */ }
114 };
115
116 static unsigned int share_count_esai;
117 static unsigned int share_count_asrc;
118 static unsigned int share_count_ssi1;
119 static unsigned int share_count_ssi2;
120 static unsigned int share_count_ssi3;
121 static unsigned int share_count_mipi_core_cfg;
122
123 static inline int clk_on_imx6q(void)
124 {
125 return of_machine_is_compatible("fsl,imx6q");
126 }
127
128 static inline int clk_on_imx6dl(void)
129 {
130 return of_machine_is_compatible("fsl,imx6dl");
131 }
132
133 static struct clk ** const uart_clks[] __initconst = {
134 &clk[IMX6QDL_CLK_UART_IPG],
135 &clk[IMX6QDL_CLK_UART_SERIAL],
136 NULL
137 };
138
139 static void __init imx6q_clocks_init(struct device_node *ccm_node)
140 {
141 struct device_node *np;
142 void __iomem *base;
143 int i;
144 int ret;
145
146 clk[IMX6QDL_CLK_DUMMY] = imx_clk_fixed("dummy", 0);
147 clk[IMX6QDL_CLK_CKIL] = imx_obtain_fixed_clock("ckil", 0);
148 clk[IMX6QDL_CLK_CKIH] = imx_obtain_fixed_clock("ckih1", 0);
149 clk[IMX6QDL_CLK_OSC] = imx_obtain_fixed_clock("osc", 0);
150 /* Clock source from external clock via CLK1/2 PADs */
151 clk[IMX6QDL_CLK_ANACLK1] = imx_obtain_fixed_clock("anaclk1", 0);
152 clk[IMX6QDL_CLK_ANACLK2] = imx_obtain_fixed_clock("anaclk2", 0);
153
154 np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-anatop");
155 base = of_iomap(np, 0);
156 WARN_ON(!base);
157
158 /* Audio/video PLL post dividers do not work on i.MX6q revision 1.0 */
159 if (clk_on_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_1_0) {
160 post_div_table[1].div = 1;
161 post_div_table[2].div = 1;
162 video_div_table[1].div = 1;
163 video_div_table[3].div = 1;
164 }
165
166 clk[IMX6QDL_PLL1_BYPASS_SRC] = imx_clk_mux("pll1_bypass_src", base + 0x00, 14, 2, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
167 clk[IMX6QDL_PLL2_BYPASS_SRC] = imx_clk_mux("pll2_bypass_src", base + 0x30, 14, 2, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
168 clk[IMX6QDL_PLL3_BYPASS_SRC] = imx_clk_mux("pll3_bypass_src", base + 0x10, 14, 2, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
169 clk[IMX6QDL_PLL4_BYPASS_SRC] = imx_clk_mux("pll4_bypass_src", base + 0x70, 14, 2, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
170 clk[IMX6QDL_PLL5_BYPASS_SRC] = imx_clk_mux("pll5_bypass_src", base + 0xa0, 14, 2, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
171 clk[IMX6QDL_PLL6_BYPASS_SRC] = imx_clk_mux("pll6_bypass_src", base + 0xe0, 14, 2, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
172 clk[IMX6QDL_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", base + 0x20, 14, 2, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
173
174 /* type name parent_name base div_mask */
175 clk[IMX6QDL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "pll1_bypass_src", base + 0x00, 0x7f);
176 clk[IMX6QDL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1);
177 clk[IMX6QDL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", base + 0x10, 0x3);
178 clk[IMX6QDL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", base + 0x70, 0x7f);
179 clk[IMX6QDL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "pll5_bypass_src", base + 0xa0, 0x7f);
180 clk[IMX6QDL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "pll6_bypass_src", base + 0xe0, 0x3);
181 clk[IMX6QDL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", base + 0x20, 0x3);
182
183 clk[IMX6QDL_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT);
184 clk[IMX6QDL_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT);
185 clk[IMX6QDL_PLL3_BYPASS] = imx_clk_mux_flags("pll3_bypass", base + 0x10, 16, 1, pll3_bypass_sels, ARRAY_SIZE(pll3_bypass_sels), CLK_SET_RATE_PARENT);
186 clk[IMX6QDL_PLL4_BYPASS] = imx_clk_mux_flags("pll4_bypass", base + 0x70, 16, 1, pll4_bypass_sels, ARRAY_SIZE(pll4_bypass_sels), CLK_SET_RATE_PARENT);
187 clk[IMX6QDL_PLL5_BYPASS] = imx_clk_mux_flags("pll5_bypass", base + 0xa0, 16, 1, pll5_bypass_sels, ARRAY_SIZE(pll5_bypass_sels), CLK_SET_RATE_PARENT);
188 clk[IMX6QDL_PLL6_BYPASS] = imx_clk_mux_flags("pll6_bypass", base + 0xe0, 16, 1, pll6_bypass_sels, ARRAY_SIZE(pll6_bypass_sels), CLK_SET_RATE_PARENT);
189 clk[IMX6QDL_PLL7_BYPASS] = imx_clk_mux_flags("pll7_bypass", base + 0x20, 16, 1, pll7_bypass_sels, ARRAY_SIZE(pll7_bypass_sels), CLK_SET_RATE_PARENT);
190
191 /* Do not bypass PLLs initially */
192 clk_set_parent(clk[IMX6QDL_PLL1_BYPASS], clk[IMX6QDL_CLK_PLL1]);
193 clk_set_parent(clk[IMX6QDL_PLL2_BYPASS], clk[IMX6QDL_CLK_PLL2]);
194 clk_set_parent(clk[IMX6QDL_PLL3_BYPASS], clk[IMX6QDL_CLK_PLL3]);
195 clk_set_parent(clk[IMX6QDL_PLL4_BYPASS], clk[IMX6QDL_CLK_PLL4]);
196 clk_set_parent(clk[IMX6QDL_PLL5_BYPASS], clk[IMX6QDL_CLK_PLL5]);
197 clk_set_parent(clk[IMX6QDL_PLL6_BYPASS], clk[IMX6QDL_CLK_PLL6]);
198 clk_set_parent(clk[IMX6QDL_PLL7_BYPASS], clk[IMX6QDL_CLK_PLL7]);
199
200 clk[IMX6QDL_CLK_PLL1_SYS] = imx_clk_gate("pll1_sys", "pll1_bypass", base + 0x00, 13);
201 clk[IMX6QDL_CLK_PLL2_BUS] = imx_clk_gate("pll2_bus", "pll2_bypass", base + 0x30, 13);
202 clk[IMX6QDL_CLK_PLL3_USB_OTG] = imx_clk_gate("pll3_usb_otg", "pll3_bypass", base + 0x10, 13);
203 clk[IMX6QDL_CLK_PLL4_AUDIO] = imx_clk_gate("pll4_audio", "pll4_bypass", base + 0x70, 13);
204 clk[IMX6QDL_CLK_PLL5_VIDEO] = imx_clk_gate("pll5_video", "pll5_bypass", base + 0xa0, 13);
205 clk[IMX6QDL_CLK_PLL6_ENET] = imx_clk_gate("pll6_enet", "pll6_bypass", base + 0xe0, 13);
206 clk[IMX6QDL_CLK_PLL7_USB_HOST] = imx_clk_gate("pll7_usb_host", "pll7_bypass", base + 0x20, 13);
207
208 /*
209 * Bit 20 is the reserved and read-only bit, we do this only for:
210 * - Do nothing for usbphy clk_enable/disable
211 * - Keep refcount when do usbphy clk_enable/disable, in that case,
212 * the clk framework may need to enable/disable usbphy's parent
213 */
214 clk[IMX6QDL_CLK_USBPHY1] = imx_clk_gate("usbphy1", "pll3_usb_otg", base + 0x10, 20);
215 clk[IMX6QDL_CLK_USBPHY2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 20);
216
217 /*
218 * usbphy*_gate needs to be on after system boots up, and software
219 * never needs to control it anymore.
220 */
221 clk[IMX6QDL_CLK_USBPHY1_GATE] = imx_clk_gate("usbphy1_gate", "dummy", base + 0x10, 6);
222 clk[IMX6QDL_CLK_USBPHY2_GATE] = imx_clk_gate("usbphy2_gate", "dummy", base + 0x20, 6);
223
224 clk[IMX6QDL_CLK_SATA_REF] = imx_clk_fixed_factor("sata_ref", "pll6_enet", 1, 5);
225 clk[IMX6QDL_CLK_PCIE_REF] = imx_clk_fixed_factor("pcie_ref", "pll6_enet", 1, 4);
226
227 clk[IMX6QDL_CLK_SATA_REF_100M] = imx_clk_gate("sata_ref_100m", "sata_ref", base + 0xe0, 20);
228 clk[IMX6QDL_CLK_PCIE_REF_125M] = imx_clk_gate("pcie_ref_125m", "pcie_ref", base + 0xe0, 19);
229
230 clk[IMX6QDL_CLK_ENET_REF] = clk_register_divider_table(NULL, "enet_ref", "pll6_enet", 0,
231 base + 0xe0, 0, 2, 0, clk_enet_ref_table,
232 &imx_ccm_lock);
233
234 clk[IMX6QDL_CLK_LVDS1_SEL] = imx_clk_mux("lvds1_sel", base + 0x160, 0, 5, lvds_sels, ARRAY_SIZE(lvds_sels));
235 clk[IMX6QDL_CLK_LVDS2_SEL] = imx_clk_mux("lvds2_sel", base + 0x160, 5, 5, lvds_sels, ARRAY_SIZE(lvds_sels));
236
237 /*
238 * lvds1_gate and lvds2_gate are pseudo-gates. Both can be
239 * independently configured as clock inputs or outputs. We treat
240 * the "output_enable" bit as a gate, even though it's really just
241 * enabling clock output.
242 */
243 clk[IMX6QDL_CLK_LVDS1_GATE] = imx_clk_gate_exclusive("lvds1_gate", "lvds1_sel", base + 0x160, 10, BIT(12));
244 clk[IMX6QDL_CLK_LVDS2_GATE] = imx_clk_gate_exclusive("lvds2_gate", "lvds2_sel", base + 0x160, 11, BIT(13));
245
246 clk[IMX6QDL_CLK_LVDS1_IN] = imx_clk_gate_exclusive("lvds1_in", "anaclk1", base + 0x160, 12, BIT(10));
247 clk[IMX6QDL_CLK_LVDS2_IN] = imx_clk_gate_exclusive("lvds2_in", "anaclk2", base + 0x160, 13, BIT(11));
248
249 /* name parent_name reg idx */
250 clk[IMX6QDL_CLK_PLL2_PFD0_352M] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus", base + 0x100, 0);
251 clk[IMX6QDL_CLK_PLL2_PFD1_594M] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus", base + 0x100, 1);
252 clk[IMX6QDL_CLK_PLL2_PFD2_396M] = imx_clk_pfd("pll2_pfd2_396m", "pll2_bus", base + 0x100, 2);
253 clk[IMX6QDL_CLK_PLL3_PFD0_720M] = imx_clk_pfd("pll3_pfd0_720m", "pll3_usb_otg", base + 0xf0, 0);
254 clk[IMX6QDL_CLK_PLL3_PFD1_540M] = imx_clk_pfd("pll3_pfd1_540m", "pll3_usb_otg", base + 0xf0, 1);
255 clk[IMX6QDL_CLK_PLL3_PFD2_508M] = imx_clk_pfd("pll3_pfd2_508m", "pll3_usb_otg", base + 0xf0, 2);
256 clk[IMX6QDL_CLK_PLL3_PFD3_454M] = imx_clk_pfd("pll3_pfd3_454m", "pll3_usb_otg", base + 0xf0, 3);
257
258 /* name parent_name mult div */
259 clk[IMX6QDL_CLK_PLL2_198M] = imx_clk_fixed_factor("pll2_198m", "pll2_pfd2_396m", 1, 2);
260 clk[IMX6QDL_CLK_PLL3_120M] = imx_clk_fixed_factor("pll3_120m", "pll3_usb_otg", 1, 4);
261 clk[IMX6QDL_CLK_PLL3_80M] = imx_clk_fixed_factor("pll3_80m", "pll3_usb_otg", 1, 6);
262 clk[IMX6QDL_CLK_PLL3_60M] = imx_clk_fixed_factor("pll3_60m", "pll3_usb_otg", 1, 8);
263 clk[IMX6QDL_CLK_TWD] = imx_clk_fixed_factor("twd", "arm", 1, 2);
264 clk[IMX6QDL_CLK_GPT_3M] = imx_clk_fixed_factor("gpt_3m", "osc", 1, 8);
265 clk[IMX6QDL_CLK_VIDEO_27M] = imx_clk_fixed_factor("video_27m", "pll3_pfd1_540m", 1, 20);
266 if (clk_on_imx6dl()) {
267 clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_fixed_factor("gpu2d_axi", "mmdc_ch0_axi_podf", 1, 1);
268 clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_fixed_factor("gpu3d_axi", "mmdc_ch0_axi_podf", 1, 1);
269 }
270
271 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);
272 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);
273 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);
274 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);
275
276 np = ccm_node;
277 base = of_iomap(np, 0);
278 WARN_ON(!base);
279
280 /* name reg shift width parent_names num_parents */
281 clk[IMX6QDL_CLK_STEP] = imx_clk_mux("step", base + 0xc, 8, 1, step_sels, ARRAY_SIZE(step_sels));
282 clk[IMX6QDL_CLK_PLL1_SW] = imx_clk_mux("pll1_sw", base + 0xc, 2, 1, pll1_sw_sels, ARRAY_SIZE(pll1_sw_sels));
283 clk[IMX6QDL_CLK_PERIPH_PRE] = imx_clk_mux("periph_pre", base + 0x18, 18, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels));
284 clk[IMX6QDL_CLK_PERIPH2_PRE] = imx_clk_mux("periph2_pre", base + 0x18, 21, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels));
285 clk[IMX6QDL_CLK_PERIPH_CLK2_SEL] = imx_clk_mux("periph_clk2_sel", base + 0x18, 12, 2, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels));
286 clk[IMX6QDL_CLK_PERIPH2_CLK2_SEL] = imx_clk_mux("periph2_clk2_sel", base + 0x18, 20, 1, periph2_clk2_sels, ARRAY_SIZE(periph2_clk2_sels));
287 clk[IMX6QDL_CLK_AXI_SEL] = imx_clk_mux("axi_sel", base + 0x14, 6, 2, axi_sels, ARRAY_SIZE(axi_sels));
288 clk[IMX6QDL_CLK_ESAI_SEL] = imx_clk_mux("esai_sel", base + 0x20, 19, 2, audio_sels, ARRAY_SIZE(audio_sels));
289 clk[IMX6QDL_CLK_ASRC_SEL] = imx_clk_mux("asrc_sel", base + 0x30, 7, 2, audio_sels, ARRAY_SIZE(audio_sels));
290 clk[IMX6QDL_CLK_SPDIF_SEL] = imx_clk_mux("spdif_sel", base + 0x30, 20, 2, audio_sels, ARRAY_SIZE(audio_sels));
291 if (clk_on_imx6q()) {
292 clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_mux("gpu2d_axi", base + 0x18, 0, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels));
293 clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_mux("gpu3d_axi", base + 0x18, 1, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels));
294 }
295 clk[IMX6QDL_CLK_GPU2D_CORE_SEL] = imx_clk_mux("gpu2d_core_sel", base + 0x18, 16, 2, gpu2d_core_sels, ARRAY_SIZE(gpu2d_core_sels));
296 clk[IMX6QDL_CLK_GPU3D_CORE_SEL] = imx_clk_mux("gpu3d_core_sel", base + 0x18, 4, 2, gpu3d_core_sels, ARRAY_SIZE(gpu3d_core_sels));
297 clk[IMX6QDL_CLK_GPU3D_SHADER_SEL] = imx_clk_mux("gpu3d_shader_sel", base + 0x18, 8, 2, gpu3d_shader_sels, ARRAY_SIZE(gpu3d_shader_sels));
298 clk[IMX6QDL_CLK_IPU1_SEL] = imx_clk_mux("ipu1_sel", base + 0x3c, 9, 2, ipu_sels, ARRAY_SIZE(ipu_sels));
299 clk[IMX6QDL_CLK_IPU2_SEL] = imx_clk_mux("ipu2_sel", base + 0x3c, 14, 2, ipu_sels, ARRAY_SIZE(ipu_sels));
300 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);
301 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);
302 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);
303 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);
304 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);
305 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);
306 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);
307 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);
308 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);
309 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);
310 clk[IMX6QDL_CLK_HSI_TX_SEL] = imx_clk_mux("hsi_tx_sel", base + 0x30, 28, 1, hsi_tx_sels, ARRAY_SIZE(hsi_tx_sels));
311 clk[IMX6QDL_CLK_PCIE_AXI_SEL] = imx_clk_mux("pcie_axi_sel", base + 0x18, 10, 1, pcie_axi_sels, ARRAY_SIZE(pcie_axi_sels));
312 clk[IMX6QDL_CLK_SSI1_SEL] = imx_clk_fixup_mux("ssi1_sel", base + 0x1c, 10, 2, ssi_sels, ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup);
313 clk[IMX6QDL_CLK_SSI2_SEL] = imx_clk_fixup_mux("ssi2_sel", base + 0x1c, 12, 2, ssi_sels, ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup);
314 clk[IMX6QDL_CLK_SSI3_SEL] = imx_clk_fixup_mux("ssi3_sel", base + 0x1c, 14, 2, ssi_sels, ARRAY_SIZE(ssi_sels), imx_cscmr1_fixup);
315 clk[IMX6QDL_CLK_USDHC1_SEL] = imx_clk_fixup_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup);
316 clk[IMX6QDL_CLK_USDHC2_SEL] = imx_clk_fixup_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup);
317 clk[IMX6QDL_CLK_USDHC3_SEL] = imx_clk_fixup_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup);
318 clk[IMX6QDL_CLK_USDHC4_SEL] = imx_clk_fixup_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels), imx_cscmr1_fixup);
319 clk[IMX6QDL_CLK_ENFC_SEL] = imx_clk_mux("enfc_sel", base + 0x2c, 16, 2, enfc_sels, ARRAY_SIZE(enfc_sels));
320 clk[IMX6QDL_CLK_EIM_SEL] = imx_clk_fixup_mux("eim_sel", base + 0x1c, 27, 2, eim_sels, ARRAY_SIZE(eim_sels), imx_cscmr1_fixup);
321 clk[IMX6QDL_CLK_EIM_SLOW_SEL] = imx_clk_fixup_mux("eim_slow_sel", base + 0x1c, 29, 2, eim_slow_sels, ARRAY_SIZE(eim_slow_sels), imx_cscmr1_fixup);
322 clk[IMX6QDL_CLK_VDO_AXI_SEL] = imx_clk_mux("vdo_axi_sel", base + 0x18, 11, 1, vdo_axi_sels, ARRAY_SIZE(vdo_axi_sels));
323 clk[IMX6QDL_CLK_VPU_AXI_SEL] = imx_clk_mux("vpu_axi_sel", base + 0x18, 14, 2, vpu_axi_sels, ARRAY_SIZE(vpu_axi_sels));
324 clk[IMX6QDL_CLK_CKO1_SEL] = imx_clk_mux("cko1_sel", base + 0x60, 0, 4, cko1_sels, ARRAY_SIZE(cko1_sels));
325 clk[IMX6QDL_CLK_CKO2_SEL] = imx_clk_mux("cko2_sel", base + 0x60, 16, 5, cko2_sels, ARRAY_SIZE(cko2_sels));
326 clk[IMX6QDL_CLK_CKO] = imx_clk_mux("cko", base + 0x60, 8, 1, cko_sels, ARRAY_SIZE(cko_sels));
327
328 /* name reg shift width busy: reg, shift parent_names num_parents */
329 clk[IMX6QDL_CLK_PERIPH] = imx_clk_busy_mux("periph", base + 0x14, 25, 1, base + 0x48, 5, periph_sels, ARRAY_SIZE(periph_sels));
330 clk[IMX6QDL_CLK_PERIPH2] = imx_clk_busy_mux("periph2", base + 0x14, 26, 1, base + 0x48, 3, periph2_sels, ARRAY_SIZE(periph2_sels));
331
332 /* name parent_name reg shift width */
333 clk[IMX6QDL_CLK_PERIPH_CLK2] = imx_clk_divider("periph_clk2", "periph_clk2_sel", base + 0x14, 27, 3);
334 clk[IMX6QDL_CLK_PERIPH2_CLK2] = imx_clk_divider("periph2_clk2", "periph2_clk2_sel", base + 0x14, 0, 3);
335 clk[IMX6QDL_CLK_IPG] = imx_clk_divider("ipg", "ahb", base + 0x14, 8, 2);
336 clk[IMX6QDL_CLK_IPG_PER] = imx_clk_fixup_divider("ipg_per", "ipg", base + 0x1c, 0, 6, imx_cscmr1_fixup);
337 clk[IMX6QDL_CLK_ESAI_PRED] = imx_clk_divider("esai_pred", "esai_sel", base + 0x28, 9, 3);
338 clk[IMX6QDL_CLK_ESAI_PODF] = imx_clk_divider("esai_podf", "esai_pred", base + 0x28, 25, 3);
339 clk[IMX6QDL_CLK_ASRC_PRED] = imx_clk_divider("asrc_pred", "asrc_sel", base + 0x30, 12, 3);
340 clk[IMX6QDL_CLK_ASRC_PODF] = imx_clk_divider("asrc_podf", "asrc_pred", base + 0x30, 9, 3);
341 clk[IMX6QDL_CLK_SPDIF_PRED] = imx_clk_divider("spdif_pred", "spdif_sel", base + 0x30, 25, 3);
342 clk[IMX6QDL_CLK_SPDIF_PODF] = imx_clk_divider("spdif_podf", "spdif_pred", base + 0x30, 22, 3);
343 clk[IMX6QDL_CLK_CAN_ROOT] = imx_clk_divider("can_root", "pll3_60m", base + 0x20, 2, 6);
344 clk[IMX6QDL_CLK_ECSPI_ROOT] = imx_clk_divider("ecspi_root", "pll3_60m", base + 0x38, 19, 6);
345 clk[IMX6QDL_CLK_GPU2D_CORE_PODF] = imx_clk_divider("gpu2d_core_podf", "gpu2d_core_sel", base + 0x18, 23, 3);
346 clk[IMX6QDL_CLK_GPU3D_CORE_PODF] = imx_clk_divider("gpu3d_core_podf", "gpu3d_core_sel", base + 0x18, 26, 3);
347 clk[IMX6QDL_CLK_GPU3D_SHADER] = imx_clk_divider("gpu3d_shader", "gpu3d_shader_sel", base + 0x18, 29, 3);
348 clk[IMX6QDL_CLK_IPU1_PODF] = imx_clk_divider("ipu1_podf", "ipu1_sel", base + 0x3c, 11, 3);
349 clk[IMX6QDL_CLK_IPU2_PODF] = imx_clk_divider("ipu2_podf", "ipu2_sel", base + 0x3c, 16, 3);
350 clk[IMX6QDL_CLK_LDB_DI0_DIV_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7);
351 clk[IMX6QDL_CLK_LDB_DI0_PODF] = imx_clk_divider_flags("ldb_di0_podf", "ldb_di0_div_3_5", base + 0x20, 10, 1, 0);
352 clk[IMX6QDL_CLK_LDB_DI1_DIV_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7);
353 clk[IMX6QDL_CLK_LDB_DI1_PODF] = imx_clk_divider_flags("ldb_di1_podf", "ldb_di1_div_3_5", base + 0x20, 11, 1, 0);
354 clk[IMX6QDL_CLK_IPU1_DI0_PRE] = imx_clk_divider("ipu1_di0_pre", "ipu1_di0_pre_sel", base + 0x34, 3, 3);
355 clk[IMX6QDL_CLK_IPU1_DI1_PRE] = imx_clk_divider("ipu1_di1_pre", "ipu1_di1_pre_sel", base + 0x34, 12, 3);
356 clk[IMX6QDL_CLK_IPU2_DI0_PRE] = imx_clk_divider("ipu2_di0_pre", "ipu2_di0_pre_sel", base + 0x38, 3, 3);
357 clk[IMX6QDL_CLK_IPU2_DI1_PRE] = imx_clk_divider("ipu2_di1_pre", "ipu2_di1_pre_sel", base + 0x38, 12, 3);
358 clk[IMX6QDL_CLK_HSI_TX_PODF] = imx_clk_divider("hsi_tx_podf", "hsi_tx_sel", base + 0x30, 29, 3);
359 clk[IMX6QDL_CLK_SSI1_PRED] = imx_clk_divider("ssi1_pred", "ssi1_sel", base + 0x28, 6, 3);
360 clk[IMX6QDL_CLK_SSI1_PODF] = imx_clk_divider("ssi1_podf", "ssi1_pred", base + 0x28, 0, 6);
361 clk[IMX6QDL_CLK_SSI2_PRED] = imx_clk_divider("ssi2_pred", "ssi2_sel", base + 0x2c, 6, 3);
362 clk[IMX6QDL_CLK_SSI2_PODF] = imx_clk_divider("ssi2_podf", "ssi2_pred", base + 0x2c, 0, 6);
363 clk[IMX6QDL_CLK_SSI3_PRED] = imx_clk_divider("ssi3_pred", "ssi3_sel", base + 0x28, 22, 3);
364 clk[IMX6QDL_CLK_SSI3_PODF] = imx_clk_divider("ssi3_podf", "ssi3_pred", base + 0x28, 16, 6);
365 clk[IMX6QDL_CLK_UART_SERIAL_PODF] = imx_clk_divider("uart_serial_podf", "pll3_80m", base + 0x24, 0, 6);
366 clk[IMX6QDL_CLK_USDHC1_PODF] = imx_clk_divider("usdhc1_podf", "usdhc1_sel", base + 0x24, 11, 3);
367 clk[IMX6QDL_CLK_USDHC2_PODF] = imx_clk_divider("usdhc2_podf", "usdhc2_sel", base + 0x24, 16, 3);
368 clk[IMX6QDL_CLK_USDHC3_PODF] = imx_clk_divider("usdhc3_podf", "usdhc3_sel", base + 0x24, 19, 3);
369 clk[IMX6QDL_CLK_USDHC4_PODF] = imx_clk_divider("usdhc4_podf", "usdhc4_sel", base + 0x24, 22, 3);
370 clk[IMX6QDL_CLK_ENFC_PRED] = imx_clk_divider("enfc_pred", "enfc_sel", base + 0x2c, 18, 3);
371 clk[IMX6QDL_CLK_ENFC_PODF] = imx_clk_divider("enfc_podf", "enfc_pred", base + 0x2c, 21, 6);
372 clk[IMX6QDL_CLK_EIM_PODF] = imx_clk_fixup_divider("eim_podf", "eim_sel", base + 0x1c, 20, 3, imx_cscmr1_fixup);
373 clk[IMX6QDL_CLK_EIM_SLOW_PODF] = imx_clk_fixup_divider("eim_slow_podf", "eim_slow_sel", base + 0x1c, 23, 3, imx_cscmr1_fixup);
374 clk[IMX6QDL_CLK_VPU_AXI_PODF] = imx_clk_divider("vpu_axi_podf", "vpu_axi_sel", base + 0x24, 25, 3);
375 clk[IMX6QDL_CLK_CKO1_PODF] = imx_clk_divider("cko1_podf", "cko1_sel", base + 0x60, 4, 3);
376 clk[IMX6QDL_CLK_CKO2_PODF] = imx_clk_divider("cko2_podf", "cko2_sel", base + 0x60, 21, 3);
377
378 /* name parent_name reg shift width busy: reg, shift */
379 clk[IMX6QDL_CLK_AXI] = imx_clk_busy_divider("axi", "axi_sel", base + 0x14, 16, 3, base + 0x48, 0);
380 clk[IMX6QDL_CLK_MMDC_CH0_AXI_PODF] = imx_clk_busy_divider("mmdc_ch0_axi_podf", "periph", base + 0x14, 19, 3, base + 0x48, 4);
381 clk[IMX6QDL_CLK_MMDC_CH1_AXI_PODF] = imx_clk_busy_divider("mmdc_ch1_axi_podf", "periph2", base + 0x14, 3, 3, base + 0x48, 2);
382 clk[IMX6QDL_CLK_ARM] = imx_clk_busy_divider("arm", "pll1_sw", base + 0x10, 0, 3, base + 0x48, 16);
383 clk[IMX6QDL_CLK_AHB] = imx_clk_busy_divider("ahb", "periph", base + 0x14, 10, 3, base + 0x48, 1);
384
385 /* name parent_name reg shift */
386 clk[IMX6QDL_CLK_APBH_DMA] = imx_clk_gate2("apbh_dma", "usdhc3", base + 0x68, 4);
387 clk[IMX6QDL_CLK_ASRC] = imx_clk_gate2_shared("asrc", "asrc_podf", base + 0x68, 6, &share_count_asrc);
388 clk[IMX6QDL_CLK_ASRC_IPG] = imx_clk_gate2_shared("asrc_ipg", "ahb", base + 0x68, 6, &share_count_asrc);
389 clk[IMX6QDL_CLK_ASRC_MEM] = imx_clk_gate2_shared("asrc_mem", "ahb", base + 0x68, 6, &share_count_asrc);
390 clk[IMX6QDL_CLK_CAAM_MEM] = imx_clk_gate2("caam_mem", "ahb", base + 0x68, 8);
391 clk[IMX6QDL_CLK_CAAM_ACLK] = imx_clk_gate2("caam_aclk", "ahb", base + 0x68, 10);
392 clk[IMX6QDL_CLK_CAAM_IPG] = imx_clk_gate2("caam_ipg", "ipg", base + 0x68, 12);
393 clk[IMX6QDL_CLK_CAN1_IPG] = imx_clk_gate2("can1_ipg", "ipg", base + 0x68, 14);
394 clk[IMX6QDL_CLK_CAN1_SERIAL] = imx_clk_gate2("can1_serial", "can_root", base + 0x68, 16);
395 clk[IMX6QDL_CLK_CAN2_IPG] = imx_clk_gate2("can2_ipg", "ipg", base + 0x68, 18);
396 clk[IMX6QDL_CLK_CAN2_SERIAL] = imx_clk_gate2("can2_serial", "can_root", base + 0x68, 20);
397 clk[IMX6QDL_CLK_ECSPI1] = imx_clk_gate2("ecspi1", "ecspi_root", base + 0x6c, 0);
398 clk[IMX6QDL_CLK_ECSPI2] = imx_clk_gate2("ecspi2", "ecspi_root", base + 0x6c, 2);
399 clk[IMX6QDL_CLK_ECSPI3] = imx_clk_gate2("ecspi3", "ecspi_root", base + 0x6c, 4);
400 clk[IMX6QDL_CLK_ECSPI4] = imx_clk_gate2("ecspi4", "ecspi_root", base + 0x6c, 6);
401 if (clk_on_imx6dl())
402 clk[IMX6DL_CLK_I2C4] = imx_clk_gate2("i2c4", "ipg_per", base + 0x6c, 8);
403 else
404 clk[IMX6Q_CLK_ECSPI5] = imx_clk_gate2("ecspi5", "ecspi_root", base + 0x6c, 8);
405 clk[IMX6QDL_CLK_ENET] = imx_clk_gate2("enet", "ipg", base + 0x6c, 10);
406 clk[IMX6QDL_CLK_ESAI_EXTAL] = imx_clk_gate2_shared("esai_extal", "esai_podf", base + 0x6c, 16, &share_count_esai);
407 clk[IMX6QDL_CLK_ESAI_IPG] = imx_clk_gate2_shared("esai_ipg", "ahb", base + 0x6c, 16, &share_count_esai);
408 clk[IMX6QDL_CLK_ESAI_MEM] = imx_clk_gate2_shared("esai_mem", "ahb", base + 0x6c, 16, &share_count_esai);
409 clk[IMX6QDL_CLK_GPT_IPG] = imx_clk_gate2("gpt_ipg", "ipg", base + 0x6c, 20);
410 clk[IMX6QDL_CLK_GPT_IPG_PER] = imx_clk_gate2("gpt_ipg_per", "ipg_per", base + 0x6c, 22);
411 if (clk_on_imx6dl())
412 /*
413 * The multiplexer and divider of imx6q clock gpu3d_shader get
414 * redefined/reused as gpu2d_core_sel and gpu2d_core_podf on imx6dl.
415 */
416 clk[IMX6QDL_CLK_GPU2D_CORE] = imx_clk_gate2("gpu2d_core", "gpu3d_shader", base + 0x6c, 24);
417 else
418 clk[IMX6QDL_CLK_GPU2D_CORE] = imx_clk_gate2("gpu2d_core", "gpu2d_core_podf", base + 0x6c, 24);
419 clk[IMX6QDL_CLK_GPU3D_CORE] = imx_clk_gate2("gpu3d_core", "gpu3d_core_podf", base + 0x6c, 26);
420 clk[IMX6QDL_CLK_HDMI_IAHB] = imx_clk_gate2("hdmi_iahb", "ahb", base + 0x70, 0);
421 clk[IMX6QDL_CLK_HDMI_ISFR] = imx_clk_gate2("hdmi_isfr", "video_27m", base + 0x70, 4);
422 clk[IMX6QDL_CLK_I2C1] = imx_clk_gate2("i2c1", "ipg_per", base + 0x70, 6);
423 clk[IMX6QDL_CLK_I2C2] = imx_clk_gate2("i2c2", "ipg_per", base + 0x70, 8);
424 clk[IMX6QDL_CLK_I2C3] = imx_clk_gate2("i2c3", "ipg_per", base + 0x70, 10);
425 clk[IMX6QDL_CLK_IIM] = imx_clk_gate2("iim", "ipg", base + 0x70, 12);
426 clk[IMX6QDL_CLK_ENFC] = imx_clk_gate2("enfc", "enfc_podf", base + 0x70, 14);
427 clk[IMX6QDL_CLK_VDOA] = imx_clk_gate2("vdoa", "vdo_axi", base + 0x70, 26);
428 clk[IMX6QDL_CLK_IPU1] = imx_clk_gate2("ipu1", "ipu1_podf", base + 0x74, 0);
429 clk[IMX6QDL_CLK_IPU1_DI0] = imx_clk_gate2("ipu1_di0", "ipu1_di0_sel", base + 0x74, 2);
430 clk[IMX6QDL_CLK_IPU1_DI1] = imx_clk_gate2("ipu1_di1", "ipu1_di1_sel", base + 0x74, 4);
431 clk[IMX6QDL_CLK_IPU2] = imx_clk_gate2("ipu2", "ipu2_podf", base + 0x74, 6);
432 clk[IMX6QDL_CLK_IPU2_DI0] = imx_clk_gate2("ipu2_di0", "ipu2_di0_sel", base + 0x74, 8);
433 clk[IMX6QDL_CLK_LDB_DI0] = imx_clk_gate2("ldb_di0", "ldb_di0_podf", base + 0x74, 12);
434 clk[IMX6QDL_CLK_LDB_DI1] = imx_clk_gate2("ldb_di1", "ldb_di1_podf", base + 0x74, 14);
435 clk[IMX6QDL_CLK_IPU2_DI1] = imx_clk_gate2("ipu2_di1", "ipu2_di1_sel", base + 0x74, 10);
436 clk[IMX6QDL_CLK_HSI_TX] = imx_clk_gate2_shared("hsi_tx", "hsi_tx_podf", base + 0x74, 16, &share_count_mipi_core_cfg);
437 clk[IMX6QDL_CLK_MIPI_CORE_CFG] = imx_clk_gate2_shared("mipi_core_cfg", "video_27m", base + 0x74, 16, &share_count_mipi_core_cfg);
438 clk[IMX6QDL_CLK_MIPI_IPG] = imx_clk_gate2_shared("mipi_ipg", "ipg", base + 0x74, 16, &share_count_mipi_core_cfg);
439 if (clk_on_imx6dl())
440 /*
441 * The multiplexer and divider of the imx6q clock gpu2d get
442 * redefined/reused as mlb_sys_sel and mlb_sys_clk_podf on imx6dl.
443 */
444 clk[IMX6QDL_CLK_MLB] = imx_clk_gate2("mlb", "gpu2d_core_podf", base + 0x74, 18);
445 else
446 clk[IMX6QDL_CLK_MLB] = imx_clk_gate2("mlb", "axi", base + 0x74, 18);
447 clk[IMX6QDL_CLK_MMDC_CH0_AXI] = imx_clk_gate2("mmdc_ch0_axi", "mmdc_ch0_axi_podf", base + 0x74, 20);
448 clk[IMX6QDL_CLK_MMDC_CH1_AXI] = imx_clk_gate2("mmdc_ch1_axi", "mmdc_ch1_axi_podf", base + 0x74, 22);
449 clk[IMX6QDL_CLK_OCRAM] = imx_clk_gate2("ocram", "ahb", base + 0x74, 28);
450 clk[IMX6QDL_CLK_OPENVG_AXI] = imx_clk_gate2("openvg_axi", "axi", base + 0x74, 30);
451 clk[IMX6QDL_CLK_PCIE_AXI] = imx_clk_gate2("pcie_axi", "pcie_axi_sel", base + 0x78, 0);
452 clk[IMX6QDL_CLK_PER1_BCH] = imx_clk_gate2("per1_bch", "usdhc3", base + 0x78, 12);
453 clk[IMX6QDL_CLK_PWM1] = imx_clk_gate2("pwm1", "ipg_per", base + 0x78, 16);
454 clk[IMX6QDL_CLK_PWM2] = imx_clk_gate2("pwm2", "ipg_per", base + 0x78, 18);
455 clk[IMX6QDL_CLK_PWM3] = imx_clk_gate2("pwm3", "ipg_per", base + 0x78, 20);
456 clk[IMX6QDL_CLK_PWM4] = imx_clk_gate2("pwm4", "ipg_per", base + 0x78, 22);
457 clk[IMX6QDL_CLK_GPMI_BCH_APB] = imx_clk_gate2("gpmi_bch_apb", "usdhc3", base + 0x78, 24);
458 clk[IMX6QDL_CLK_GPMI_BCH] = imx_clk_gate2("gpmi_bch", "usdhc4", base + 0x78, 26);
459 clk[IMX6QDL_CLK_GPMI_IO] = imx_clk_gate2("gpmi_io", "enfc", base + 0x78, 28);
460 clk[IMX6QDL_CLK_GPMI_APB] = imx_clk_gate2("gpmi_apb", "usdhc3", base + 0x78, 30);
461 clk[IMX6QDL_CLK_ROM] = imx_clk_gate2("rom", "ahb", base + 0x7c, 0);
462 clk[IMX6QDL_CLK_SATA] = imx_clk_gate2("sata", "ahb", base + 0x7c, 4);
463 clk[IMX6QDL_CLK_SDMA] = imx_clk_gate2("sdma", "ahb", base + 0x7c, 6);
464 clk[IMX6QDL_CLK_SPBA] = imx_clk_gate2("spba", "ipg", base + 0x7c, 12);
465 clk[IMX6QDL_CLK_SPDIF] = imx_clk_gate2("spdif", "spdif_podf", base + 0x7c, 14);
466 clk[IMX6QDL_CLK_SSI1_IPG] = imx_clk_gate2_shared("ssi1_ipg", "ipg", base + 0x7c, 18, &share_count_ssi1);
467 clk[IMX6QDL_CLK_SSI2_IPG] = imx_clk_gate2_shared("ssi2_ipg", "ipg", base + 0x7c, 20, &share_count_ssi2);
468 clk[IMX6QDL_CLK_SSI3_IPG] = imx_clk_gate2_shared("ssi3_ipg", "ipg", base + 0x7c, 22, &share_count_ssi3);
469 clk[IMX6QDL_CLK_SSI1] = imx_clk_gate2_shared("ssi1", "ssi1_podf", base + 0x7c, 18, &share_count_ssi1);
470 clk[IMX6QDL_CLK_SSI2] = imx_clk_gate2_shared("ssi2", "ssi2_podf", base + 0x7c, 20, &share_count_ssi2);
471 clk[IMX6QDL_CLK_SSI3] = imx_clk_gate2_shared("ssi3", "ssi3_podf", base + 0x7c, 22, &share_count_ssi3);
472 clk[IMX6QDL_CLK_UART_IPG] = imx_clk_gate2("uart_ipg", "ipg", base + 0x7c, 24);
473 clk[IMX6QDL_CLK_UART_SERIAL] = imx_clk_gate2("uart_serial", "uart_serial_podf", base + 0x7c, 26);
474 clk[IMX6QDL_CLK_USBOH3] = imx_clk_gate2("usboh3", "ipg", base + 0x80, 0);
475 clk[IMX6QDL_CLK_USDHC1] = imx_clk_gate2("usdhc1", "usdhc1_podf", base + 0x80, 2);
476 clk[IMX6QDL_CLK_USDHC2] = imx_clk_gate2("usdhc2", "usdhc2_podf", base + 0x80, 4);
477 clk[IMX6QDL_CLK_USDHC3] = imx_clk_gate2("usdhc3", "usdhc3_podf", base + 0x80, 6);
478 clk[IMX6QDL_CLK_USDHC4] = imx_clk_gate2("usdhc4", "usdhc4_podf", base + 0x80, 8);
479 clk[IMX6QDL_CLK_EIM_SLOW] = imx_clk_gate2("eim_slow", "eim_slow_podf", base + 0x80, 10);
480 clk[IMX6QDL_CLK_VDO_AXI] = imx_clk_gate2("vdo_axi", "vdo_axi_sel", base + 0x80, 12);
481 clk[IMX6QDL_CLK_VPU_AXI] = imx_clk_gate2("vpu_axi", "vpu_axi_podf", base + 0x80, 14);
482 clk[IMX6QDL_CLK_CKO1] = imx_clk_gate("cko1", "cko1_podf", base + 0x60, 7);
483 clk[IMX6QDL_CLK_CKO2] = imx_clk_gate("cko2", "cko2_podf", base + 0x60, 24);
484
485 /*
486 * The gpt_3m clock is not available on i.MX6Q TO1.0. Let's point it
487 * to clock gpt_ipg_per to ease the gpt driver code.
488 */
489 if (clk_on_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_1_0)
490 clk[IMX6QDL_CLK_GPT_3M] = clk[IMX6QDL_CLK_GPT_IPG_PER];
491
492 imx_check_clocks(clk, ARRAY_SIZE(clk));
493
494 clk_data.clks = clk;
495 clk_data.clk_num = ARRAY_SIZE(clk);
496 of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
497
498 clk_register_clkdev(clk[IMX6QDL_CLK_ENET_REF], "enet_ref", NULL);
499
500 if ((imx_get_soc_revision() != IMX_CHIP_REVISION_1_0) ||
501 clk_on_imx6dl()) {
502 clk_set_parent(clk[IMX6QDL_CLK_LDB_DI0_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
503 clk_set_parent(clk[IMX6QDL_CLK_LDB_DI1_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
504 }
505
506 clk_set_rate(clk[IMX6QDL_CLK_PLL3_PFD1_540M], 540000000);
507 if (clk_on_imx6dl())
508 clk_set_parent(clk[IMX6QDL_CLK_IPU1_SEL], clk[IMX6QDL_CLK_PLL3_PFD1_540M]);
509
510 clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI0_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
511 clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI1_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
512 clk_set_parent(clk[IMX6QDL_CLK_IPU2_DI0_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
513 clk_set_parent(clk[IMX6QDL_CLK_IPU2_DI1_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
514 clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI0_SEL], clk[IMX6QDL_CLK_IPU1_DI0_PRE]);
515 clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI1_SEL], clk[IMX6QDL_CLK_IPU1_DI1_PRE]);
516 clk_set_parent(clk[IMX6QDL_CLK_IPU2_DI0_SEL], clk[IMX6QDL_CLK_IPU2_DI0_PRE]);
517 clk_set_parent(clk[IMX6QDL_CLK_IPU2_DI1_SEL], clk[IMX6QDL_CLK_IPU2_DI1_PRE]);
518
519 /*
520 * The gpmi needs 100MHz frequency in the EDO/Sync mode,
521 * We can not get the 100MHz from the pll2_pfd0_352m.
522 * So choose pll2_pfd2_396m as enfc_sel's parent.
523 */
524 clk_set_parent(clk[IMX6QDL_CLK_ENFC_SEL], clk[IMX6QDL_CLK_PLL2_PFD2_396M]);
525
526 for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
527 clk_prepare_enable(clk[clks_init_on[i]]);
528
529 if (IS_ENABLED(CONFIG_USB_MXS_PHY)) {
530 clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY1_GATE]);
531 clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY2_GATE]);
532 }
533
534 /*
535 * Let's initially set up CLKO with OSC24M, since this configuration
536 * is widely used by imx6q board designs to clock audio codec.
537 */
538 ret = clk_set_parent(clk[IMX6QDL_CLK_CKO2_SEL], clk[IMX6QDL_CLK_OSC]);
539 if (!ret)
540 ret = clk_set_parent(clk[IMX6QDL_CLK_CKO], clk[IMX6QDL_CLK_CKO2]);
541 if (ret)
542 pr_warn("failed to set up CLKO: %d\n", ret);
543
544 /* Audio-related clocks configuration */
545 clk_set_parent(clk[IMX6QDL_CLK_SPDIF_SEL], clk[IMX6QDL_CLK_PLL3_PFD3_454M]);
546
547 /* All existing boards with PCIe use LVDS1 */
548 if (IS_ENABLED(CONFIG_PCI_IMX6))
549 clk_set_parent(clk[IMX6QDL_CLK_LVDS1_SEL], clk[IMX6QDL_CLK_SATA_REF_100M]);
550
551 imx_register_uart_clocks(uart_clks);
552 }
553 CLK_OF_DECLARE(imx6q, "fsl,imx6q-ccm", imx6q_clocks_init);
Linux kernel - Deliverables
This page took 0.087297 seconds and 5 git commands to generate.