This source file includes following definitions.
- s900_clk_probe
- s900_clk_init
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11 #include <linux/clk-provider.h>
12 #include <linux/platform_device.h>
13
14 #include "owl-common.h"
15 #include "owl-composite.h"
16 #include "owl-divider.h"
17 #include "owl-factor.h"
18 #include "owl-fixed-factor.h"
19 #include "owl-gate.h"
20 #include "owl-mux.h"
21 #include "owl-pll.h"
22 #include "owl-reset.h"
23
24 #include <dt-bindings/clock/actions,s900-cmu.h>
25 #include <dt-bindings/reset/actions,s900-reset.h>
26
27 #define CMU_COREPLL (0x0000)
28 #define CMU_DEVPLL (0x0004)
29 #define CMU_DDRPLL (0x0008)
30 #define CMU_NANDPLL (0x000C)
31 #define CMU_DISPLAYPLL (0x0010)
32 #define CMU_AUDIOPLL (0x0014)
33 #define CMU_TVOUTPLL (0x0018)
34 #define CMU_BUSCLK (0x001C)
35 #define CMU_SENSORCLK (0x0020)
36 #define CMU_LCDCLK (0x0024)
37 #define CMU_DSICLK (0x0028)
38 #define CMU_CSICLK (0x002C)
39 #define CMU_DECLK (0x0030)
40 #define CMU_BISPCLK (0x0034)
41 #define CMU_IMXCLK (0x0038)
42 #define CMU_HDECLK (0x003C)
43 #define CMU_VDECLK (0x0040)
44 #define CMU_VCECLK (0x0044)
45 #define CMU_NANDCCLK (0x004C)
46 #define CMU_SD0CLK (0x0050)
47 #define CMU_SD1CLK (0x0054)
48 #define CMU_SD2CLK (0x0058)
49 #define CMU_UART0CLK (0x005C)
50 #define CMU_UART1CLK (0x0060)
51 #define CMU_UART2CLK (0x0064)
52 #define CMU_PWM0CLK (0x0070)
53 #define CMU_PWM1CLK (0x0074)
54 #define CMU_PWM2CLK (0x0078)
55 #define CMU_PWM3CLK (0x007C)
56 #define CMU_USBPLL (0x0080)
57 #define CMU_ASSISTPLL (0x0084)
58 #define CMU_EDPCLK (0x0088)
59 #define CMU_GPU3DCLK (0x0090)
60 #define CMU_CORECTL (0x009C)
61 #define CMU_DEVCLKEN0 (0x00A0)
62 #define CMU_DEVCLKEN1 (0x00A4)
63 #define CMU_DEVRST0 (0x00A8)
64 #define CMU_DEVRST1 (0x00AC)
65 #define CMU_UART3CLK (0x00B0)
66 #define CMU_UART4CLK (0x00B4)
67 #define CMU_UART5CLK (0x00B8)
68 #define CMU_UART6CLK (0x00BC)
69 #define CMU_TLSCLK (0x00C0)
70 #define CMU_SD3CLK (0x00C4)
71 #define CMU_PWM4CLK (0x00C8)
72 #define CMU_PWM5CLK (0x00CC)
73
74 static struct clk_pll_table clk_audio_pll_table[] = {
75 { 0, 45158400 }, { 1, 49152000 },
76 { 0, 0 },
77 };
78
79 static struct clk_pll_table clk_edp_pll_table[] = {
80 { 0, 810000000 }, { 1, 135000000 }, { 2, 270000000 },
81 { 0, 0 },
82 };
83
84
85 static OWL_PLL_NO_PARENT(core_pll_clk, "core_pll_clk", CMU_COREPLL, 24000000, 9, 0, 8, 5, 107, NULL, CLK_IGNORE_UNUSED);
86 static OWL_PLL_NO_PARENT(dev_pll_clk, "dev_pll_clk", CMU_DEVPLL, 6000000, 8, 0, 8, 20, 180, NULL, CLK_IGNORE_UNUSED);
87 static OWL_PLL_NO_PARENT(ddr_pll_clk, "ddr_pll_clk", CMU_DDRPLL, 24000000, 8, 0, 8, 5, 45, NULL, CLK_IGNORE_UNUSED);
88 static OWL_PLL_NO_PARENT(nand_pll_clk, "nand_pll_clk", CMU_NANDPLL, 6000000, 8, 0, 8, 4, 100, NULL, CLK_IGNORE_UNUSED);
89 static OWL_PLL_NO_PARENT(display_pll_clk, "display_pll_clk", CMU_DISPLAYPLL, 6000000, 8, 0, 8, 20, 180, NULL, CLK_IGNORE_UNUSED);
90 static OWL_PLL_NO_PARENT(assist_pll_clk, "assist_pll_clk", CMU_ASSISTPLL, 500000000, 0, 0, 0, 0, 0, NULL, CLK_IGNORE_UNUSED);
91 static OWL_PLL_NO_PARENT(audio_pll_clk, "audio_pll_clk", CMU_AUDIOPLL, 0, 4, 0, 1, 0, 0, clk_audio_pll_table, CLK_IGNORE_UNUSED);
92 static OWL_PLL(edp_pll_clk, "edp_pll_clk", "edp24M_clk", CMU_EDPCLK, 0, 9, 0, 2, 0, 0, clk_edp_pll_table, CLK_IGNORE_UNUSED);
93
94 static const char *cpu_clk_mux_p[] = { "losc", "hosc", "core_pll_clk", };
95 static const char *dev_clk_p[] = { "hosc", "dev_pll_clk", };
96 static const char *noc_clk_mux_p[] = { "dev_clk", "assist_pll_clk", };
97 static const char *dmm_clk_mux_p[] = { "dev_clk", "nand_pll_clk", "assist_pll_clk", "ddr_clk_src", };
98 static const char *bisp_clk_mux_p[] = { "assist_pll_clk", "dev_clk", };
99 static const char *csi_clk_mux_p[] = { "display_pll_clk", "dev_clk", };
100 static const char *de_clk_mux_p[] = { "assist_pll_clk", "dev_clk", };
101 static const char *gpu_clk_mux_p[] = { "dev_clk", "display_pll_clk", "ddr_clk_src", };
102 static const char *hde_clk_mux_p[] = { "dev_clk", "display_pll_clk", "ddr_clk_src", };
103 static const char *imx_clk_mux_p[] = { "assist_pll_clk", "dev_clk", };
104 static const char *lcd_clk_mux_p[] = { "display_pll_clk", "nand_pll_clk", };
105 static const char *nand_clk_mux_p[] = { "dev_clk", "nand_pll_clk", };
106 static const char *sd_clk_mux_p[] = { "dev_clk", "nand_pll_clk", };
107 static const char *sensor_clk_mux_p[] = { "hosc", "bisp_clk", };
108 static const char *uart_clk_mux_p[] = { "hosc", "dev_pll_clk", };
109 static const char *vce_clk_mux_p[] = { "dev_clk", "display_pll_clk", "assist_pll_clk", "ddr_clk_src", };
110 static const char *i2s_clk_mux_p[] = { "audio_pll_clk", };
111 static const char *edp_clk_mux_p[] = { "assist_pll_clk", "display_pll_clk", };
112
113
114 static OWL_MUX(cpu_clk, "cpu_clk", cpu_clk_mux_p, CMU_BUSCLK, 0, 2, CLK_SET_RATE_PARENT);
115 static OWL_MUX(dev_clk, "dev_clk", dev_clk_p, CMU_DEVPLL, 12, 1, CLK_SET_RATE_PARENT);
116 static OWL_MUX(noc_clk_mux, "noc_clk_mux", noc_clk_mux_p, CMU_BUSCLK, 7, 1, CLK_SET_RATE_PARENT);
117
118 static struct clk_div_table nand_div_table[] = {
119 { 0, 1 }, { 1, 2 }, { 2, 4 }, { 3, 6 },
120 { 4, 8 }, { 5, 10 }, { 6, 12 }, { 7, 14 },
121 { 8, 16 }, { 9, 18 }, { 10, 20 }, { 11, 22 },
122 { 12, 24 }, { 13, 26 }, { 14, 28 }, { 15, 30 },
123 { 0, 0 },
124 };
125
126 static struct clk_div_table apb_div_table[] = {
127 { 1, 2 }, { 2, 3 }, { 3, 4 },
128 { 0, 0 },
129 };
130
131 static struct clk_div_table eth_mac_div_table[] = {
132 { 0, 2 }, { 1, 4 },
133 { 0, 0 },
134 };
135
136 static struct clk_div_table rmii_ref_div_table[] = {
137 { 0, 4 }, { 1, 10 },
138 { 0, 0 },
139 };
140
141 static struct clk_div_table usb3_mac_div_table[] = {
142 { 1, 2 }, { 2, 3 }, { 3, 4 },
143 { 0, 8 },
144 };
145
146 static struct clk_div_table i2s_div_table[] = {
147 { 0, 1 }, { 1, 2 }, { 2, 3 }, { 3, 4 },
148 { 4, 6 }, { 5, 8 }, { 6, 12 }, { 7, 16 },
149 { 8, 24 },
150 { 0, 0 },
151 };
152
153 static struct clk_div_table hdmia_div_table[] = {
154 { 0, 1 }, { 1, 2 }, { 2, 3 }, { 3, 4 },
155 { 4, 6 }, { 5, 8 }, { 6, 12 }, { 7, 16 },
156 { 8, 24 },
157 { 0, 0 },
158 };
159
160
161 static OWL_DIVIDER(noc_clk_div, "noc_clk_div", "noc_clk", CMU_BUSCLK, 19, 1, NULL, 0, 0);
162 static OWL_DIVIDER(ahb_clk, "ahb_clk", "noc_clk_div", CMU_BUSCLK, 4, 1, NULL, 0, 0);
163 static OWL_DIVIDER(apb_clk, "apb_clk", "ahb_clk", CMU_BUSCLK, 8, 2, apb_div_table, 0, 0);
164 static OWL_DIVIDER(usb3_mac_clk, "usb3_mac_clk", "assist_pll_clk", CMU_ASSISTPLL, 12, 2, usb3_mac_div_table, 0, 0);
165 static OWL_DIVIDER(rmii_ref_clk, "rmii_ref_clk", "assist_pll_clk", CMU_ASSISTPLL, 8, 1, rmii_ref_div_table, 0, 0);
166
167 static struct clk_factor_table sd_factor_table[] = {
168
169 { 0, 1, 1 }, { 1, 1, 2 }, { 2, 1, 3 }, { 3, 1, 4 },
170 { 4, 1, 5 }, { 5, 1, 6 }, { 6, 1, 7 }, { 7, 1, 8 },
171 { 8, 1, 9 }, { 9, 1, 10 }, { 10, 1, 11 }, { 11, 1, 12 },
172 { 12, 1, 13 }, { 13, 1, 14 }, { 14, 1, 15 }, { 15, 1, 16 },
173 { 16, 1, 17 }, { 17, 1, 18 }, { 18, 1, 19 }, { 19, 1, 20 },
174 { 20, 1, 21 }, { 21, 1, 22 }, { 22, 1, 23 }, { 23, 1, 24 },
175 { 24, 1, 25 }, { 25, 1, 26 }, { 26, 1, 27 }, { 27, 1, 28 },
176 { 28, 1, 29 }, { 29, 1, 30 }, { 30, 1, 31 }, { 31, 1, 32 },
177
178
179 { 256, 1, 1 * 128 }, { 257, 1, 2 * 128 }, { 258, 1, 3 * 128 }, { 259, 1, 4 * 128 },
180 { 260, 1, 5 * 128 }, { 261, 1, 6 * 128 }, { 262, 1, 7 * 128 }, { 263, 1, 8 * 128 },
181 { 264, 1, 9 * 128 }, { 265, 1, 10 * 128 }, { 266, 1, 11 * 128 }, { 267, 1, 12 * 128 },
182 { 268, 1, 13 * 128 }, { 269, 1, 14 * 128 }, { 270, 1, 15 * 128 }, { 271, 1, 16 * 128 },
183 { 272, 1, 17 * 128 }, { 273, 1, 18 * 128 }, { 274, 1, 19 * 128 }, { 275, 1, 20 * 128 },
184 { 276, 1, 21 * 128 }, { 277, 1, 22 * 128 }, { 278, 1, 23 * 128 }, { 279, 1, 24 * 128 },
185 { 280, 1, 25 * 128 }, { 281, 1, 26 * 128 }, { 282, 1, 27 * 128 }, { 283, 1, 28 * 128 },
186 { 284, 1, 29 * 128 }, { 285, 1, 30 * 128 }, { 286, 1, 31 * 128 }, { 287, 1, 32 * 128 },
187
188 { 0, 0 },
189 };
190
191 static struct clk_factor_table dmm_factor_table[] = {
192 { 0, 1, 1 }, { 1, 2, 3 }, { 2, 1, 2 }, { 3, 1, 3 },
193 { 4, 1, 4 },
194 { 0, 0, 0 },
195 };
196
197 static struct clk_factor_table noc_factor_table[] = {
198 { 0, 1, 1 }, { 1, 2, 3 }, { 2, 1, 2 }, { 3, 1, 3 }, { 4, 1, 4 },
199 { 0, 0, 0 },
200 };
201
202 static struct clk_factor_table bisp_factor_table[] = {
203 { 0, 1, 1 }, { 1, 2, 3 }, { 2, 1, 2 }, { 3, 2, 5 },
204 { 4, 1, 3 }, { 5, 1, 4 }, { 6, 1, 6 }, { 7, 1, 8 },
205 { 0, 0, 0 },
206 };
207
208
209 static OWL_FACTOR(noc_clk, "noc_clk", "noc_clk_mux", CMU_BUSCLK, 16, 3, noc_factor_table, 0, 0);
210 static OWL_FACTOR(de_clk1, "de_clk1", "de_clk", CMU_DECLK, 0, 3, bisp_factor_table, 0, 0);
211 static OWL_FACTOR(de_clk2, "de_clk2", "de_clk", CMU_DECLK, 4, 3, bisp_factor_table, 0, 0);
212 static OWL_FACTOR(de_clk3, "de_clk3", "de_clk", CMU_DECLK, 8, 3, bisp_factor_table, 0, 0);
213
214
215 static OWL_GATE(gpio_clk, "gpio_clk", "apb_clk", CMU_DEVCLKEN0, 18, 0, 0);
216 static OWL_GATE_NO_PARENT(gpu_clk, "gpu_clk", CMU_DEVCLKEN0, 30, 0, 0);
217 static OWL_GATE(dmac_clk, "dmac_clk", "noc_clk_div", CMU_DEVCLKEN0, 1, 0, 0);
218 static OWL_GATE(timer_clk, "timer_clk", "hosc", CMU_DEVCLKEN1, 27, 0, 0);
219 static OWL_GATE_NO_PARENT(dsi_clk, "dsi_clk", CMU_DEVCLKEN0, 12, 0, 0);
220 static OWL_GATE(ddr0_clk, "ddr0_clk", "ddr_pll_clk", CMU_DEVCLKEN0, 31, 0, CLK_IGNORE_UNUSED);
221 static OWL_GATE(ddr1_clk, "ddr1_clk", "ddr_pll_clk", CMU_DEVCLKEN0, 29, 0, CLK_IGNORE_UNUSED);
222 static OWL_GATE_NO_PARENT(usb3_480mpll0_clk, "usb3_480mpll0_clk", CMU_USBPLL, 3, 0, 0);
223 static OWL_GATE_NO_PARENT(usb3_480mphy0_clk, "usb3_480mphy0_clk", CMU_USBPLL, 2, 0, 0);
224 static OWL_GATE_NO_PARENT(usb3_5gphy_clk, "usb3_5gphy_clk", CMU_USBPLL, 1, 0, 0);
225 static OWL_GATE_NO_PARENT(usb3_cce_clk, "usb3_cce_clk", CMU_USBPLL, 0, 0, 0);
226 static OWL_GATE(edp24M_clk, "edp24M_clk", "diff24M", CMU_EDPCLK, 8, 0, 0);
227 static OWL_GATE(edp_link_clk, "edp_link_clk", "edp_pll_clk", CMU_DEVCLKEN0, 10, 0, 0);
228 static OWL_GATE_NO_PARENT(usbh0_pllen_clk, "usbh0_pllen_clk", CMU_USBPLL, 12, 0, 0);
229 static OWL_GATE_NO_PARENT(usbh0_phy_clk, "usbh0_phy_clk", CMU_USBPLL, 10, 0, 0);
230 static OWL_GATE_NO_PARENT(usbh0_cce_clk, "usbh0_cce_clk", CMU_USBPLL, 8, 0, 0);
231 static OWL_GATE_NO_PARENT(usbh1_pllen_clk, "usbh1_pllen_clk", CMU_USBPLL, 13, 0, 0);
232 static OWL_GATE_NO_PARENT(usbh1_phy_clk, "usbh1_phy_clk", CMU_USBPLL, 11, 0, 0);
233 static OWL_GATE_NO_PARENT(usbh1_cce_clk, "usbh1_cce_clk", CMU_USBPLL, 9, 0, 0);
234 static OWL_GATE(spi0_clk, "spi0_clk", "ahb_clk", CMU_DEVCLKEN1, 10, 0, CLK_IGNORE_UNUSED);
235 static OWL_GATE(spi1_clk, "spi1_clk", "ahb_clk", CMU_DEVCLKEN1, 11, 0, CLK_IGNORE_UNUSED);
236 static OWL_GATE(spi2_clk, "spi2_clk", "ahb_clk", CMU_DEVCLKEN1, 12, 0, CLK_IGNORE_UNUSED);
237 static OWL_GATE(spi3_clk, "spi3_clk", "ahb_clk", CMU_DEVCLKEN1, 13, 0, CLK_IGNORE_UNUSED);
238
239
240 static OWL_COMP_FACTOR(bisp_clk, "bisp_clk", bisp_clk_mux_p,
241 OWL_MUX_HW(CMU_BISPCLK, 4, 1),
242 OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0),
243 OWL_FACTOR_HW(CMU_BISPCLK, 0, 3, 0, bisp_factor_table),
244 0);
245
246 static OWL_COMP_DIV(csi0_clk, "csi0_clk", csi_clk_mux_p,
247 OWL_MUX_HW(CMU_CSICLK, 4, 1),
248 OWL_GATE_HW(CMU_DEVCLKEN0, 13, 0),
249 OWL_DIVIDER_HW(CMU_CSICLK, 0, 4, 0, NULL),
250 0);
251
252 static OWL_COMP_DIV(csi1_clk, "csi1_clk", csi_clk_mux_p,
253 OWL_MUX_HW(CMU_CSICLK, 20, 1),
254 OWL_GATE_HW(CMU_DEVCLKEN0, 15, 0),
255 OWL_DIVIDER_HW(CMU_CSICLK, 16, 4, 0, NULL),
256 0);
257
258 static OWL_COMP_PASS(de_clk, "de_clk", de_clk_mux_p,
259 OWL_MUX_HW(CMU_DECLK, 12, 1),
260 OWL_GATE_HW(CMU_DEVCLKEN0, 8, 0),
261 0);
262
263 static OWL_COMP_FACTOR(dmm_clk, "dmm_clk", dmm_clk_mux_p,
264 OWL_MUX_HW(CMU_BUSCLK, 10, 2),
265 OWL_GATE_HW(CMU_DEVCLKEN0, 19, 0),
266 OWL_FACTOR_HW(CMU_BUSCLK, 12, 3, 0, dmm_factor_table),
267 CLK_IGNORE_UNUSED);
268
269 static OWL_COMP_FACTOR(edp_clk, "edp_clk", edp_clk_mux_p,
270 OWL_MUX_HW(CMU_EDPCLK, 19, 1),
271 OWL_GATE_HW(CMU_DEVCLKEN0, 10, 0),
272 OWL_FACTOR_HW(CMU_EDPCLK, 16, 3, 0, bisp_factor_table),
273 0);
274
275 static OWL_COMP_DIV_FIXED(eth_mac_clk, "eth_mac_clk", "assist_pll_clk",
276 OWL_GATE_HW(CMU_DEVCLKEN1, 22, 0),
277 OWL_DIVIDER_HW(CMU_ASSISTPLL, 10, 1, 0, eth_mac_div_table),
278 0);
279
280 static OWL_COMP_FACTOR(gpu_core_clk, "gpu_core_clk", gpu_clk_mux_p,
281 OWL_MUX_HW(CMU_GPU3DCLK, 4, 2),
282 OWL_GATE_HW(CMU_GPU3DCLK, 15, 0),
283 OWL_FACTOR_HW(CMU_GPU3DCLK, 0, 3, 0, bisp_factor_table),
284 0);
285
286 static OWL_COMP_FACTOR(gpu_mem_clk, "gpu_mem_clk", gpu_clk_mux_p,
287 OWL_MUX_HW(CMU_GPU3DCLK, 20, 2),
288 OWL_GATE_HW(CMU_GPU3DCLK, 14, 0),
289 OWL_FACTOR_HW(CMU_GPU3DCLK, 16, 3, 0, bisp_factor_table),
290 0);
291
292 static OWL_COMP_FACTOR(gpu_sys_clk, "gpu_sys_clk", gpu_clk_mux_p,
293 OWL_MUX_HW(CMU_GPU3DCLK, 28, 2),
294 OWL_GATE_HW(CMU_GPU3DCLK, 13, 0),
295 OWL_FACTOR_HW(CMU_GPU3DCLK, 24, 3, 0, bisp_factor_table),
296 0);
297
298 static OWL_COMP_FACTOR(hde_clk, "hde_clk", hde_clk_mux_p,
299 OWL_MUX_HW(CMU_HDECLK, 4, 2),
300 OWL_GATE_HW(CMU_DEVCLKEN0, 27, 0),
301 OWL_FACTOR_HW(CMU_HDECLK, 0, 3, 0, bisp_factor_table),
302 0);
303
304 static OWL_COMP_DIV(hdmia_clk, "hdmia_clk", i2s_clk_mux_p,
305 OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
306 OWL_GATE_HW(CMU_DEVCLKEN0, 22, 0),
307 OWL_DIVIDER_HW(CMU_AUDIOPLL, 24, 4, 0, hdmia_div_table),
308 0);
309
310 static OWL_COMP_FIXED_FACTOR(i2c0_clk, "i2c0_clk", "assist_pll_clk",
311 OWL_GATE_HW(CMU_DEVCLKEN1, 14, 0),
312 1, 5, 0);
313
314 static OWL_COMP_FIXED_FACTOR(i2c1_clk, "i2c1_clk", "assist_pll_clk",
315 OWL_GATE_HW(CMU_DEVCLKEN1, 15, 0),
316 1, 5, 0);
317
318 static OWL_COMP_FIXED_FACTOR(i2c2_clk, "i2c2_clk", "assist_pll_clk",
319 OWL_GATE_HW(CMU_DEVCLKEN1, 30, 0),
320 1, 5, 0);
321
322 static OWL_COMP_FIXED_FACTOR(i2c3_clk, "i2c3_clk", "assist_pll_clk",
323 OWL_GATE_HW(CMU_DEVCLKEN1, 31, 0),
324 1, 5, 0);
325
326 static OWL_COMP_FIXED_FACTOR(i2c4_clk, "i2c4_clk", "assist_pll_clk",
327 OWL_GATE_HW(CMU_DEVCLKEN0, 17, 0),
328 1, 5, 0);
329
330 static OWL_COMP_FIXED_FACTOR(i2c5_clk, "i2c5_clk", "assist_pll_clk",
331 OWL_GATE_HW(CMU_DEVCLKEN1, 1, 0),
332 1, 5, 0);
333
334 static OWL_COMP_DIV(i2srx_clk, "i2srx_clk", i2s_clk_mux_p,
335 OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
336 OWL_GATE_HW(CMU_DEVCLKEN0, 21, 0),
337 OWL_DIVIDER_HW(CMU_AUDIOPLL, 20, 4, 0, i2s_div_table),
338 0);
339
340 static OWL_COMP_DIV(i2stx_clk, "i2stx_clk", i2s_clk_mux_p,
341 OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
342 OWL_GATE_HW(CMU_DEVCLKEN0, 20, 0),
343 OWL_DIVIDER_HW(CMU_AUDIOPLL, 16, 4, 0, i2s_div_table),
344 0);
345
346 static OWL_COMP_FACTOR(imx_clk, "imx_clk", imx_clk_mux_p,
347 OWL_MUX_HW(CMU_IMXCLK, 4, 1),
348 OWL_GATE_HW(CMU_DEVCLKEN1, 17, 0),
349 OWL_FACTOR_HW(CMU_IMXCLK, 0, 3, 0, bisp_factor_table),
350 0);
351
352 static OWL_COMP_DIV(lcd_clk, "lcd_clk", lcd_clk_mux_p,
353 OWL_MUX_HW(CMU_LCDCLK, 12, 2),
354 OWL_GATE_HW(CMU_DEVCLKEN0, 9, 0),
355 OWL_DIVIDER_HW(CMU_LCDCLK, 0, 5, 0, NULL),
356 0);
357
358 static OWL_COMP_DIV(nand0_clk, "nand0_clk", nand_clk_mux_p,
359 OWL_MUX_HW(CMU_NANDCCLK, 8, 1),
360 OWL_GATE_HW(CMU_DEVCLKEN0, 4, 0),
361 OWL_DIVIDER_HW(CMU_NANDCCLK, 0, 4, 0, nand_div_table),
362 CLK_SET_RATE_PARENT);
363
364 static OWL_COMP_DIV(nand1_clk, "nand1_clk", nand_clk_mux_p,
365 OWL_MUX_HW(CMU_NANDCCLK, 24, 1),
366 OWL_GATE_HW(CMU_DEVCLKEN0, 11, 0),
367 OWL_DIVIDER_HW(CMU_NANDCCLK, 16, 4, 0, nand_div_table),
368 CLK_SET_RATE_PARENT);
369
370 static OWL_COMP_DIV_FIXED(pwm0_clk, "pwm0_clk", "hosc",
371 OWL_GATE_HW(CMU_DEVCLKEN1, 23, 0),
372 OWL_DIVIDER_HW(CMU_PWM0CLK, 0, 6, 0, NULL),
373 0);
374
375 static OWL_COMP_DIV_FIXED(pwm1_clk, "pwm1_clk", "hosc",
376 OWL_GATE_HW(CMU_DEVCLKEN1, 24, 0),
377 OWL_DIVIDER_HW(CMU_PWM1CLK, 0, 6, 0, NULL),
378 0);
379
380
381
382
383
384
385
386 static OWL_COMP_DIV_FIXED(pwm2_clk, "pwm2_clk", "hosc",
387 OWL_GATE_HW(CMU_DEVCLKEN1, 25, 0),
388 OWL_DIVIDER_HW(CMU_PWM2CLK, 0, 6, 0, NULL),
389 CLK_IGNORE_UNUSED);
390
391 static OWL_COMP_DIV_FIXED(pwm3_clk, "pwm3_clk", "hosc",
392 OWL_GATE_HW(CMU_DEVCLKEN1, 26, 0),
393 OWL_DIVIDER_HW(CMU_PWM3CLK, 0, 6, 0, NULL),
394 0);
395
396 static OWL_COMP_DIV_FIXED(pwm4_clk, "pwm4_clk", "hosc",
397 OWL_GATE_HW(CMU_DEVCLKEN1, 4, 0),
398 OWL_DIVIDER_HW(CMU_PWM4CLK, 0, 6, 0, NULL),
399 0);
400
401 static OWL_COMP_DIV_FIXED(pwm5_clk, "pwm5_clk", "hosc",
402 OWL_GATE_HW(CMU_DEVCLKEN1, 5, 0),
403 OWL_DIVIDER_HW(CMU_PWM5CLK, 0, 6, 0, NULL),
404 0);
405
406 static OWL_COMP_FACTOR(sd0_clk, "sd0_clk", sd_clk_mux_p,
407 OWL_MUX_HW(CMU_SD0CLK, 9, 1),
408 OWL_GATE_HW(CMU_DEVCLKEN0, 5, 0),
409 OWL_FACTOR_HW(CMU_SD0CLK, 0, 9, 0, sd_factor_table),
410 0);
411
412 static OWL_COMP_FACTOR(sd1_clk, "sd1_clk", sd_clk_mux_p,
413 OWL_MUX_HW(CMU_SD1CLK, 9, 1),
414 OWL_GATE_HW(CMU_DEVCLKEN0, 6, 0),
415 OWL_FACTOR_HW(CMU_SD1CLK, 0, 9, 0, sd_factor_table),
416 0);
417
418 static OWL_COMP_FACTOR(sd2_clk, "sd2_clk", sd_clk_mux_p,
419 OWL_MUX_HW(CMU_SD2CLK, 9, 1),
420 OWL_GATE_HW(CMU_DEVCLKEN0, 7, 0),
421 OWL_FACTOR_HW(CMU_SD2CLK, 0, 9, 0, sd_factor_table),
422 0);
423
424 static OWL_COMP_FACTOR(sd3_clk, "sd3_clk", sd_clk_mux_p,
425 OWL_MUX_HW(CMU_SD3CLK, 9, 1),
426 OWL_GATE_HW(CMU_DEVCLKEN0, 16, 0),
427 OWL_FACTOR_HW(CMU_SD3CLK, 0, 9, 0, sd_factor_table),
428 0);
429
430 static OWL_COMP_DIV(sensor_clk, "sensor_clk", sensor_clk_mux_p,
431 OWL_MUX_HW(CMU_SENSORCLK, 4, 1),
432 OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0),
433 OWL_DIVIDER_HW(CMU_SENSORCLK, 0, 4, 0, NULL),
434 0);
435
436 static OWL_COMP_DIV_FIXED(speed_sensor_clk, "speed_sensor_clk",
437 "hosc",
438 OWL_GATE_HW(CMU_DEVCLKEN1, 0, 0),
439 OWL_DIVIDER_HW(CMU_TLSCLK, 0, 4, CLK_DIVIDER_POWER_OF_TWO, NULL),
440 0);
441
442 static OWL_COMP_DIV_FIXED(thermal_sensor_clk, "thermal_sensor_clk",
443 "hosc",
444 OWL_GATE_HW(CMU_DEVCLKEN1, 2, 0),
445 OWL_DIVIDER_HW(CMU_TLSCLK, 8, 4, CLK_DIVIDER_POWER_OF_TWO, NULL),
446 0);
447
448 static OWL_COMP_DIV(uart0_clk, "uart0_clk", uart_clk_mux_p,
449 OWL_MUX_HW(CMU_UART0CLK, 16, 1),
450 OWL_GATE_HW(CMU_DEVCLKEN1, 6, 0),
451 OWL_DIVIDER_HW(CMU_UART0CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
452 CLK_IGNORE_UNUSED);
453
454 static OWL_COMP_DIV(uart1_clk, "uart1_clk", uart_clk_mux_p,
455 OWL_MUX_HW(CMU_UART1CLK, 16, 1),
456 OWL_GATE_HW(CMU_DEVCLKEN1, 7, 0),
457 OWL_DIVIDER_HW(CMU_UART1CLK, 1, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
458 CLK_IGNORE_UNUSED);
459
460 static OWL_COMP_DIV(uart2_clk, "uart2_clk", uart_clk_mux_p,
461 OWL_MUX_HW(CMU_UART2CLK, 16, 1),
462 OWL_GATE_HW(CMU_DEVCLKEN1, 8, 0),
463 OWL_DIVIDER_HW(CMU_UART2CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
464 CLK_IGNORE_UNUSED);
465
466 static OWL_COMP_DIV(uart3_clk, "uart3_clk", uart_clk_mux_p,
467 OWL_MUX_HW(CMU_UART3CLK, 16, 1),
468 OWL_GATE_HW(CMU_DEVCLKEN1, 19, 0),
469 OWL_DIVIDER_HW(CMU_UART3CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
470 CLK_IGNORE_UNUSED);
471
472 static OWL_COMP_DIV(uart4_clk, "uart4_clk", uart_clk_mux_p,
473 OWL_MUX_HW(CMU_UART4CLK, 16, 1),
474 OWL_GATE_HW(CMU_DEVCLKEN1, 20, 0),
475 OWL_DIVIDER_HW(CMU_UART4CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
476 CLK_IGNORE_UNUSED);
477
478 static OWL_COMP_DIV(uart5_clk, "uart5_clk", uart_clk_mux_p,
479 OWL_MUX_HW(CMU_UART5CLK, 16, 1),
480 OWL_GATE_HW(CMU_DEVCLKEN1, 21, 0),
481 OWL_DIVIDER_HW(CMU_UART5CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
482 CLK_IGNORE_UNUSED);
483
484 static OWL_COMP_DIV(uart6_clk, "uart6_clk", uart_clk_mux_p,
485 OWL_MUX_HW(CMU_UART6CLK, 16, 1),
486 OWL_GATE_HW(CMU_DEVCLKEN1, 18, 0),
487 OWL_DIVIDER_HW(CMU_UART6CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
488 CLK_IGNORE_UNUSED);
489
490 static OWL_COMP_FACTOR(vce_clk, "vce_clk", vce_clk_mux_p,
491 OWL_MUX_HW(CMU_VCECLK, 4, 2),
492 OWL_GATE_HW(CMU_DEVCLKEN0, 26, 0),
493 OWL_FACTOR_HW(CMU_VCECLK, 0, 3, 0, bisp_factor_table),
494 0);
495
496 static OWL_COMP_FACTOR(vde_clk, "vde_clk", hde_clk_mux_p,
497 OWL_MUX_HW(CMU_VDECLK, 4, 2),
498 OWL_GATE_HW(CMU_DEVCLKEN0, 25, 0),
499 OWL_FACTOR_HW(CMU_VDECLK, 0, 3, 0, bisp_factor_table),
500 0);
501
502 static struct owl_clk_common *s900_clks[] = {
503 &core_pll_clk.common,
504 &dev_pll_clk.common,
505 &ddr_pll_clk.common,
506 &nand_pll_clk.common,
507 &display_pll_clk.common,
508 &assist_pll_clk.common,
509 &audio_pll_clk.common,
510 &edp_pll_clk.common,
511 &cpu_clk.common,
512 &dev_clk.common,
513 &noc_clk_mux.common,
514 &noc_clk_div.common,
515 &ahb_clk.common,
516 &apb_clk.common,
517 &usb3_mac_clk.common,
518 &rmii_ref_clk.common,
519 &noc_clk.common,
520 &de_clk1.common,
521 &de_clk2.common,
522 &de_clk3.common,
523 &gpio_clk.common,
524 &gpu_clk.common,
525 &dmac_clk.common,
526 &timer_clk.common,
527 &dsi_clk.common,
528 &ddr0_clk.common,
529 &ddr1_clk.common,
530 &usb3_480mpll0_clk.common,
531 &usb3_480mphy0_clk.common,
532 &usb3_5gphy_clk.common,
533 &usb3_cce_clk.common,
534 &edp24M_clk.common,
535 &edp_link_clk.common,
536 &usbh0_pllen_clk.common,
537 &usbh0_phy_clk.common,
538 &usbh0_cce_clk.common,
539 &usbh1_pllen_clk.common,
540 &usbh1_phy_clk.common,
541 &usbh1_cce_clk.common,
542 &i2c0_clk.common,
543 &i2c1_clk.common,
544 &i2c2_clk.common,
545 &i2c3_clk.common,
546 &i2c4_clk.common,
547 &i2c5_clk.common,
548 &spi0_clk.common,
549 &spi1_clk.common,
550 &spi2_clk.common,
551 &spi3_clk.common,
552 &bisp_clk.common,
553 &csi0_clk.common,
554 &csi1_clk.common,
555 &de_clk.common,
556 &dmm_clk.common,
557 &edp_clk.common,
558 ð_mac_clk.common,
559 &gpu_core_clk.common,
560 &gpu_mem_clk.common,
561 &gpu_sys_clk.common,
562 &hde_clk.common,
563 &hdmia_clk.common,
564 &i2srx_clk.common,
565 &i2stx_clk.common,
566 &imx_clk.common,
567 &lcd_clk.common,
568 &nand0_clk.common,
569 &nand1_clk.common,
570 &pwm0_clk.common,
571 &pwm1_clk.common,
572 &pwm2_clk.common,
573 &pwm3_clk.common,
574 &pwm4_clk.common,
575 &pwm5_clk.common,
576 &sd0_clk.common,
577 &sd1_clk.common,
578 &sd2_clk.common,
579 &sd3_clk.common,
580 &sensor_clk.common,
581 &speed_sensor_clk.common,
582 &thermal_sensor_clk.common,
583 &uart0_clk.common,
584 &uart1_clk.common,
585 &uart2_clk.common,
586 &uart3_clk.common,
587 &uart4_clk.common,
588 &uart5_clk.common,
589 &uart6_clk.common,
590 &vce_clk.common,
591 &vde_clk.common,
592 };
593
594 static struct clk_hw_onecell_data s900_hw_clks = {
595 .hws = {
596 [CLK_CORE_PLL] = &core_pll_clk.common.hw,
597 [CLK_DEV_PLL] = &dev_pll_clk.common.hw,
598 [CLK_DDR_PLL] = &ddr_pll_clk.common.hw,
599 [CLK_NAND_PLL] = &nand_pll_clk.common.hw,
600 [CLK_DISPLAY_PLL] = &display_pll_clk.common.hw,
601 [CLK_ASSIST_PLL] = &assist_pll_clk.common.hw,
602 [CLK_AUDIO_PLL] = &audio_pll_clk.common.hw,
603 [CLK_EDP_PLL] = &edp_pll_clk.common.hw,
604 [CLK_CPU] = &cpu_clk.common.hw,
605 [CLK_DEV] = &dev_clk.common.hw,
606 [CLK_NOC_MUX] = &noc_clk_mux.common.hw,
607 [CLK_NOC_DIV] = &noc_clk_div.common.hw,
608 [CLK_AHB] = &ahb_clk.common.hw,
609 [CLK_APB] = &apb_clk.common.hw,
610 [CLK_USB3_MAC] = &usb3_mac_clk.common.hw,
611 [CLK_RMII_REF] = &rmii_ref_clk.common.hw,
612 [CLK_NOC] = &noc_clk.common.hw,
613 [CLK_DE1] = &de_clk1.common.hw,
614 [CLK_DE2] = &de_clk2.common.hw,
615 [CLK_DE3] = &de_clk3.common.hw,
616 [CLK_GPIO] = &gpio_clk.common.hw,
617 [CLK_GPU] = &gpu_clk.common.hw,
618 [CLK_DMAC] = &dmac_clk.common.hw,
619 [CLK_TIMER] = &timer_clk.common.hw,
620 [CLK_DSI] = &dsi_clk.common.hw,
621 [CLK_DDR0] = &ddr0_clk.common.hw,
622 [CLK_DDR1] = &ddr1_clk.common.hw,
623 [CLK_USB3_480MPLL0] = &usb3_480mpll0_clk.common.hw,
624 [CLK_USB3_480MPHY0] = &usb3_480mphy0_clk.common.hw,
625 [CLK_USB3_5GPHY] = &usb3_5gphy_clk.common.hw,
626 [CLK_USB3_CCE] = &usb3_cce_clk.common.hw,
627 [CLK_24M_EDP] = &edp24M_clk.common.hw,
628 [CLK_EDP_LINK] = &edp_link_clk.common.hw,
629 [CLK_USB2H0_PLLEN] = &usbh0_pllen_clk.common.hw,
630 [CLK_USB2H0_PHY] = &usbh0_phy_clk.common.hw,
631 [CLK_USB2H0_CCE] = &usbh0_cce_clk.common.hw,
632 [CLK_USB2H1_PLLEN] = &usbh1_pllen_clk.common.hw,
633 [CLK_USB2H1_PHY] = &usbh1_phy_clk.common.hw,
634 [CLK_USB2H1_CCE] = &usbh1_cce_clk.common.hw,
635 [CLK_I2C0] = &i2c0_clk.common.hw,
636 [CLK_I2C1] = &i2c1_clk.common.hw,
637 [CLK_I2C2] = &i2c2_clk.common.hw,
638 [CLK_I2C3] = &i2c3_clk.common.hw,
639 [CLK_I2C4] = &i2c4_clk.common.hw,
640 [CLK_I2C5] = &i2c5_clk.common.hw,
641 [CLK_SPI0] = &spi0_clk.common.hw,
642 [CLK_SPI1] = &spi1_clk.common.hw,
643 [CLK_SPI2] = &spi2_clk.common.hw,
644 [CLK_SPI3] = &spi3_clk.common.hw,
645 [CLK_BISP] = &bisp_clk.common.hw,
646 [CLK_CSI0] = &csi0_clk.common.hw,
647 [CLK_CSI1] = &csi1_clk.common.hw,
648 [CLK_DE0] = &de_clk.common.hw,
649 [CLK_DMM] = &dmm_clk.common.hw,
650 [CLK_EDP] = &edp_clk.common.hw,
651 [CLK_ETH_MAC] = ð_mac_clk.common.hw,
652 [CLK_GPU_CORE] = &gpu_core_clk.common.hw,
653 [CLK_GPU_MEM] = &gpu_mem_clk.common.hw,
654 [CLK_GPU_SYS] = &gpu_sys_clk.common.hw,
655 [CLK_HDE] = &hde_clk.common.hw,
656 [CLK_HDMI_AUDIO] = &hdmia_clk.common.hw,
657 [CLK_I2SRX] = &i2srx_clk.common.hw,
658 [CLK_I2STX] = &i2stx_clk.common.hw,
659 [CLK_IMX] = &imx_clk.common.hw,
660 [CLK_LCD] = &lcd_clk.common.hw,
661 [CLK_NAND0] = &nand0_clk.common.hw,
662 [CLK_NAND1] = &nand1_clk.common.hw,
663 [CLK_PWM0] = &pwm0_clk.common.hw,
664 [CLK_PWM1] = &pwm1_clk.common.hw,
665 [CLK_PWM2] = &pwm2_clk.common.hw,
666 [CLK_PWM3] = &pwm3_clk.common.hw,
667 [CLK_PWM4] = &pwm4_clk.common.hw,
668 [CLK_PWM5] = &pwm5_clk.common.hw,
669 [CLK_SD0] = &sd0_clk.common.hw,
670 [CLK_SD1] = &sd1_clk.common.hw,
671 [CLK_SD2] = &sd2_clk.common.hw,
672 [CLK_SD3] = &sd3_clk.common.hw,
673 [CLK_SENSOR] = &sensor_clk.common.hw,
674 [CLK_SPEED_SENSOR] = &speed_sensor_clk.common.hw,
675 [CLK_THERMAL_SENSOR] = &thermal_sensor_clk.common.hw,
676 [CLK_UART0] = &uart0_clk.common.hw,
677 [CLK_UART1] = &uart1_clk.common.hw,
678 [CLK_UART2] = &uart2_clk.common.hw,
679 [CLK_UART3] = &uart3_clk.common.hw,
680 [CLK_UART4] = &uart4_clk.common.hw,
681 [CLK_UART5] = &uart5_clk.common.hw,
682 [CLK_UART6] = &uart6_clk.common.hw,
683 [CLK_VCE] = &vce_clk.common.hw,
684 [CLK_VDE] = &vde_clk.common.hw,
685 },
686 .num = CLK_NR_CLKS,
687 };
688
689 static const struct owl_reset_map s900_resets[] = {
690 [RESET_DMAC] = { CMU_DEVRST0, BIT(0) },
691 [RESET_SRAMI] = { CMU_DEVRST0, BIT(1) },
692 [RESET_DDR_CTL_PHY] = { CMU_DEVRST0, BIT(2) },
693 [RESET_NANDC0] = { CMU_DEVRST0, BIT(3) },
694 [RESET_SD0] = { CMU_DEVRST0, BIT(4) },
695 [RESET_SD1] = { CMU_DEVRST0, BIT(5) },
696 [RESET_PCM1] = { CMU_DEVRST0, BIT(6) },
697 [RESET_DE] = { CMU_DEVRST0, BIT(7) },
698 [RESET_LVDS] = { CMU_DEVRST0, BIT(8) },
699 [RESET_SD2] = { CMU_DEVRST0, BIT(9) },
700 [RESET_DSI] = { CMU_DEVRST0, BIT(10) },
701 [RESET_CSI0] = { CMU_DEVRST0, BIT(11) },
702 [RESET_BISP_AXI] = { CMU_DEVRST0, BIT(12) },
703 [RESET_CSI1] = { CMU_DEVRST0, BIT(13) },
704 [RESET_GPIO] = { CMU_DEVRST0, BIT(15) },
705 [RESET_EDP] = { CMU_DEVRST0, BIT(16) },
706 [RESET_AUDIO] = { CMU_DEVRST0, BIT(17) },
707 [RESET_PCM0] = { CMU_DEVRST0, BIT(18) },
708 [RESET_HDE] = { CMU_DEVRST0, BIT(21) },
709 [RESET_GPU3D_PA] = { CMU_DEVRST0, BIT(22) },
710 [RESET_IMX] = { CMU_DEVRST0, BIT(23) },
711 [RESET_SE] = { CMU_DEVRST0, BIT(24) },
712 [RESET_NANDC1] = { CMU_DEVRST0, BIT(25) },
713 [RESET_SD3] = { CMU_DEVRST0, BIT(26) },
714 [RESET_GIC] = { CMU_DEVRST0, BIT(27) },
715 [RESET_GPU3D_PB] = { CMU_DEVRST0, BIT(28) },
716 [RESET_DDR_CTL_PHY_AXI] = { CMU_DEVRST0, BIT(29) },
717 [RESET_CMU_DDR] = { CMU_DEVRST0, BIT(30) },
718 [RESET_DMM] = { CMU_DEVRST0, BIT(31) },
719 [RESET_USB2HUB] = { CMU_DEVRST1, BIT(0) },
720 [RESET_USB2HSIC] = { CMU_DEVRST1, BIT(1) },
721 [RESET_HDMI] = { CMU_DEVRST1, BIT(2) },
722 [RESET_HDCP2TX] = { CMU_DEVRST1, BIT(3) },
723 [RESET_UART6] = { CMU_DEVRST1, BIT(4) },
724 [RESET_UART0] = { CMU_DEVRST1, BIT(5) },
725 [RESET_UART1] = { CMU_DEVRST1, BIT(6) },
726 [RESET_UART2] = { CMU_DEVRST1, BIT(7) },
727 [RESET_SPI0] = { CMU_DEVRST1, BIT(8) },
728 [RESET_SPI1] = { CMU_DEVRST1, BIT(9) },
729 [RESET_SPI2] = { CMU_DEVRST1, BIT(10) },
730 [RESET_SPI3] = { CMU_DEVRST1, BIT(11) },
731 [RESET_I2C0] = { CMU_DEVRST1, BIT(12) },
732 [RESET_I2C1] = { CMU_DEVRST1, BIT(13) },
733 [RESET_USB3] = { CMU_DEVRST1, BIT(14) },
734 [RESET_UART3] = { CMU_DEVRST1, BIT(15) },
735 [RESET_UART4] = { CMU_DEVRST1, BIT(16) },
736 [RESET_UART5] = { CMU_DEVRST1, BIT(17) },
737 [RESET_I2C2] = { CMU_DEVRST1, BIT(18) },
738 [RESET_I2C3] = { CMU_DEVRST1, BIT(19) },
739 [RESET_ETHERNET] = { CMU_DEVRST1, BIT(20) },
740 [RESET_CHIPID] = { CMU_DEVRST1, BIT(21) },
741 [RESET_I2C4] = { CMU_DEVRST1, BIT(22) },
742 [RESET_I2C5] = { CMU_DEVRST1, BIT(23) },
743 [RESET_CPU_SCNT] = { CMU_DEVRST1, BIT(30) }
744 };
745
746 static struct owl_clk_desc s900_clk_desc = {
747 .clks = s900_clks,
748 .num_clks = ARRAY_SIZE(s900_clks),
749
750 .hw_clks = &s900_hw_clks,
751
752 .resets = s900_resets,
753 .num_resets = ARRAY_SIZE(s900_resets),
754 };
755
756 static int s900_clk_probe(struct platform_device *pdev)
757 {
758 struct owl_clk_desc *desc;
759 struct owl_reset *reset;
760 int ret;
761
762 desc = &s900_clk_desc;
763 owl_clk_regmap_init(pdev, desc);
764
765
766
767
768
769 reset = devm_kzalloc(&pdev->dev, sizeof(*reset), GFP_KERNEL);
770 if (!reset)
771 return -ENOMEM;
772
773 reset->rcdev.of_node = pdev->dev.of_node;
774 reset->rcdev.ops = &owl_reset_ops;
775 reset->rcdev.nr_resets = desc->num_resets;
776 reset->reset_map = desc->resets;
777 reset->regmap = desc->regmap;
778
779 ret = devm_reset_controller_register(&pdev->dev, &reset->rcdev);
780 if (ret)
781 dev_err(&pdev->dev, "Failed to register reset controller\n");
782
783 return owl_clk_probe(&pdev->dev, desc->hw_clks);
784 }
785
786 static const struct of_device_id s900_clk_of_match[] = {
787 { .compatible = "actions,s900-cmu", },
788 { }
789 };
790
791 static struct platform_driver s900_clk_driver = {
792 .probe = s900_clk_probe,
793 .driver = {
794 .name = "s900-cmu",
795 .of_match_table = s900_clk_of_match,
796 },
797 };
798
799 static int __init s900_clk_init(void)
800 {
801 return platform_driver_register(&s900_clk_driver);
802 }
803 core_initcall(s900_clk_init);