1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2016 MediaTek Inc.
4 * Author: Kevin Chen <kevin-cw.chen@mediatek.com>
8 #include <linux/of_address.h>
9 #include <linux/of_device.h>
10 #include <linux/platform_device.h>
15 #include <dt-bindings/clock/mt6797-clk.h>
18 * For some clocks, we don't care what their actual rates are. And these
19 * clocks may change their rate on different products or different scenarios.
20 * So we model these clocks' rate as 0, to denote it's not an actual rate.
23 static DEFINE_SPINLOCK(mt6797_clk_lock);
25 static const struct mtk_fixed_factor top_fixed_divs[] = {
26 FACTOR(CLK_TOP_SYSPLL_CK, "syspll_ck", "mainpll", 1, 1),
27 FACTOR(CLK_TOP_SYSPLL_D2, "syspll_d2", "mainpll", 1, 2),
28 FACTOR(CLK_TOP_SYSPLL1_D2, "syspll1_d2", "syspll_d2", 1, 2),
29 FACTOR(CLK_TOP_SYSPLL1_D4, "syspll1_d4", "syspll_d2", 1, 4),
30 FACTOR(CLK_TOP_SYSPLL1_D8, "syspll1_d8", "syspll_d2", 1, 8),
31 FACTOR(CLK_TOP_SYSPLL1_D16, "syspll1_d16", "syspll_d2", 1, 16),
32 FACTOR(CLK_TOP_SYSPLL_D3, "syspll_d3", "mainpll", 1, 3),
33 FACTOR(CLK_TOP_SYSPLL_D3_D3, "syspll_d3_d3", "syspll_d3", 1, 3),
34 FACTOR(CLK_TOP_SYSPLL2_D2, "syspll2_d2", "syspll_d3", 1, 2),
35 FACTOR(CLK_TOP_SYSPLL2_D4, "syspll2_d4", "syspll_d3", 1, 4),
36 FACTOR(CLK_TOP_SYSPLL2_D8, "syspll2_d8", "syspll_d3", 1, 8),
37 FACTOR(CLK_TOP_SYSPLL_D5, "syspll_d5", "mainpll", 1, 5),
38 FACTOR(CLK_TOP_SYSPLL3_D2, "syspll3_d2", "syspll_d5", 1, 2),
39 FACTOR(CLK_TOP_SYSPLL3_D4, "syspll3_d4", "syspll_d5", 1, 4),
40 FACTOR(CLK_TOP_SYSPLL_D7, "syspll_d7", "mainpll", 1, 7),
41 FACTOR(CLK_TOP_SYSPLL4_D2, "syspll4_d2", "syspll_d7", 1, 2),
42 FACTOR(CLK_TOP_SYSPLL4_D4, "syspll4_d4", "syspll_d7", 1, 4),
43 FACTOR(CLK_TOP_UNIVPLL_CK, "univpll_ck", "univpll", 1, 1),
44 FACTOR(CLK_TOP_UNIVPLL_D7, "univpll_d7", "univpll", 1, 7),
45 FACTOR(CLK_TOP_UNIVPLL_D26, "univpll_d26", "univpll", 1, 26),
46 FACTOR(CLK_TOP_SSUSB_PHY_48M_CK, "ssusb_phy_48m_ck", "univpll", 1, 1),
47 FACTOR(CLK_TOP_USB_PHY48M_CK, "usb_phy48m_ck", "univpll", 1, 1),
48 FACTOR(CLK_TOP_UNIVPLL_D2, "univpll_d2", "univpll", 1, 2),
49 FACTOR(CLK_TOP_UNIVPLL1_D2, "univpll1_d2", "univpll_d2", 1, 2),
50 FACTOR(CLK_TOP_UNIVPLL1_D4, "univpll1_d4", "univpll_d2", 1, 4),
51 FACTOR(CLK_TOP_UNIVPLL1_D8, "univpll1_d8", "univpll_d2", 1, 8),
52 FACTOR(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univpll", 1, 3),
53 FACTOR(CLK_TOP_UNIVPLL2_D2, "univpll2_d2", "univpll", 1, 2),
54 FACTOR(CLK_TOP_UNIVPLL2_D4, "univpll2_d4", "univpll", 1, 4),
55 FACTOR(CLK_TOP_UNIVPLL2_D8, "univpll2_d8", "univpll", 1, 8),
56 FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5),
57 FACTOR(CLK_TOP_UNIVPLL3_D2, "univpll3_d2", "univpll_d5", 1, 2),
58 FACTOR(CLK_TOP_UNIVPLL3_D4, "univpll3_d4", "univpll_d5", 1, 4),
59 FACTOR(CLK_TOP_UNIVPLL3_D8, "univpll3_d8", "univpll_d5", 1, 8),
60 FACTOR(CLK_TOP_ULPOSC_CK_ORG, "ulposc_ck_org", "ulposc", 1, 1),
61 FACTOR(CLK_TOP_ULPOSC_CK, "ulposc_ck", "ulposc_ck_org", 1, 3),
62 FACTOR(CLK_TOP_ULPOSC_D2, "ulposc_d2", "ulposc_ck", 1, 2),
63 FACTOR(CLK_TOP_ULPOSC_D3, "ulposc_d3", "ulposc_ck", 1, 4),
64 FACTOR(CLK_TOP_ULPOSC_D4, "ulposc_d4", "ulposc_ck", 1, 8),
65 FACTOR(CLK_TOP_ULPOSC_D8, "ulposc_d8", "ulposc_ck", 1, 10),
66 FACTOR(CLK_TOP_ULPOSC_D10, "ulposc_d10", "ulposc_ck_org", 1, 1),
67 FACTOR(CLK_TOP_APLL1_CK, "apll1_ck", "apll1", 1, 1),
68 FACTOR(CLK_TOP_APLL2_CK, "apll2_ck", "apll2", 1, 1),
69 FACTOR(CLK_TOP_MFGPLL_CK, "mfgpll_ck", "mfgpll", 1, 1),
70 FACTOR(CLK_TOP_MFGPLL_D2, "mfgpll_d2", "mfgpll_ck", 1, 2),
71 FACTOR(CLK_TOP_IMGPLL_CK, "imgpll_ck", "imgpll", 1, 1),
72 FACTOR(CLK_TOP_IMGPLL_D2, "imgpll_d2", "imgpll_ck", 1, 2),
73 FACTOR(CLK_TOP_IMGPLL_D4, "imgpll_d4", "imgpll_ck", 1, 4),
74 FACTOR(CLK_TOP_CODECPLL_CK, "codecpll_ck", "codecpll", 1, 1),
75 FACTOR(CLK_TOP_CODECPLL_D2, "codecpll_d2", "codecpll_ck", 1, 2),
76 FACTOR(CLK_TOP_VDECPLL_CK, "vdecpll_ck", "vdecpll", 1, 1),
77 FACTOR(CLK_TOP_TVDPLL_CK, "tvdpll_ck", "tvdpll", 1, 1),
78 FACTOR(CLK_TOP_TVDPLL_D2, "tvdpll_d2", "tvdpll_ck", 1, 2),
79 FACTOR(CLK_TOP_TVDPLL_D4, "tvdpll_d4", "tvdpll_ck", 1, 4),
80 FACTOR(CLK_TOP_TVDPLL_D8, "tvdpll_d8", "tvdpll_ck", 1, 8),
81 FACTOR(CLK_TOP_TVDPLL_D16, "tvdpll_d16", "tvdpll_ck", 1, 16),
82 FACTOR(CLK_TOP_MSDCPLL_CK, "msdcpll_ck", "msdcpll", 1, 1),
83 FACTOR(CLK_TOP_MSDCPLL_D2, "msdcpll_d2", "msdcpll_ck", 1, 2),
84 FACTOR(CLK_TOP_MSDCPLL_D4, "msdcpll_d4", "msdcpll_ck", 1, 4),
85 FACTOR(CLK_TOP_MSDCPLL_D8, "msdcpll_d8", "msdcpll_ck", 1, 8),
88 static const char * const axi_parents[] = {
94 static const char * const ulposc_axi_ck_mux_parents[] = {
96 "ulposc_axi_ck_mux_pre",
99 static const char * const ulposc_axi_ck_mux_pre_parents[] = {
104 static const char * const ddrphycfg_parents[] = {
111 static const char * const mm_parents[] = {
118 static const char * const pwm_parents[] = {
128 static const char * const vdec_parents[] = {
138 static const char * const venc_parents[] = {
144 static const char * const mfg_parents[] = {
151 static const char * const camtg[] = {
157 static const char * const uart_parents[] = {
162 static const char * const spi_parents[] = {
169 static const char * const ulposc_spi_ck_mux_parents[] = {
174 static const char * const usb20_parents[] = {
180 static const char * const msdc50_0_hclk_parents[] = {
187 static const char * const msdc50_0_parents[] = {
199 static const char * const msdc30_1_parents[] = {
209 static const char * const msdc30_2_parents[] = {
219 static const char * const audio_parents[] = {
226 static const char * const aud_intbus_parents[] = {
232 static const char * const pmicspi_parents[] = {
242 static const char * const scp_parents[] = {
249 static const char * const atb_parents[] = {
255 static const char * const mjc_parents[] = {
262 static const char * const dpi0_parents[] = {
272 static const char * const aud_1_parents[] = {
277 static const char * const aud_2_parents[] = {
282 static const char * const ssusb_top_sys_parents[] = {
287 static const char * const spm_parents[] = {
292 static const char * const bsi_spi_parents[] = {
299 static const char * const audio_h_parents[] = {
306 static const char * const mfg_52m_parents[] = {
313 static const char * const anc_md32_parents[] = {
320 * Clock mux ddrphycfg is needed by the DRAM controller. We mark it as
321 * critical as otherwise the system will hang after boot.
323 static const struct mtk_composite top_muxes[] = {
324 MUX(CLK_TOP_MUX_ULPOSC_AXI_CK_MUX_PRE, "ulposc_axi_ck_mux_pre",
325 ulposc_axi_ck_mux_pre_parents, 0x0040, 3, 1),
326 MUX(CLK_TOP_MUX_ULPOSC_AXI_CK_MUX, "ulposc_axi_ck_mux",
327 ulposc_axi_ck_mux_parents, 0x0040, 2, 1),
328 MUX(CLK_TOP_MUX_AXI, "axi_sel", axi_parents,
330 MUX_FLAGS(CLK_TOP_MUX_DDRPHYCFG, "ddrphycfg_sel", ddrphycfg_parents,
331 0x0040, 16, 2, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT),
332 MUX(CLK_TOP_MUX_MM, "mm_sel", mm_parents,
334 MUX_GATE(CLK_TOP_MUX_PWM, "pwm_sel", pwm_parents, 0x0050, 0, 3, 7),
335 MUX_GATE(CLK_TOP_MUX_VDEC, "vdec_sel", vdec_parents, 0x0050, 8, 3, 15),
336 MUX_GATE(CLK_TOP_MUX_VENC, "venc_sel", venc_parents, 0x0050, 16, 2, 23),
337 MUX_GATE(CLK_TOP_MUX_MFG, "mfg_sel", mfg_parents, 0x0050, 24, 2, 31),
338 MUX_GATE(CLK_TOP_MUX_CAMTG, "camtg_sel", camtg, 0x0060, 0, 2, 7),
339 MUX_GATE(CLK_TOP_MUX_UART, "uart_sel", uart_parents, 0x0060, 8, 1, 15),
340 MUX_GATE(CLK_TOP_MUX_SPI, "spi_sel", spi_parents, 0x0060, 16, 2, 23),
341 MUX(CLK_TOP_MUX_ULPOSC_SPI_CK_MUX, "ulposc_spi_ck_mux",
342 ulposc_spi_ck_mux_parents, 0x0060, 18, 1),
343 MUX_GATE(CLK_TOP_MUX_USB20, "usb20_sel", usb20_parents,
345 MUX(CLK_TOP_MUX_MSDC50_0_HCLK, "msdc50_0_hclk_sel",
346 msdc50_0_hclk_parents, 0x0070, 8, 2),
347 MUX_GATE(CLK_TOP_MUX_MSDC50_0, "msdc50_0_sel", msdc50_0_parents,
349 MUX_GATE(CLK_TOP_MUX_MSDC30_1, "msdc30_1_sel", msdc30_1_parents,
351 MUX_GATE(CLK_TOP_MUX_MSDC30_2, "msdc30_2_sel", msdc30_2_parents,
353 MUX_GATE(CLK_TOP_MUX_AUDIO, "audio_sel", audio_parents,
355 MUX(CLK_TOP_MUX_AUD_INTBUS, "aud_intbus_sel", aud_intbus_parents,
357 MUX(CLK_TOP_MUX_PMICSPI, "pmicspi_sel", pmicspi_parents,
359 MUX(CLK_TOP_MUX_SCP, "scp_sel", scp_parents,
361 MUX(CLK_TOP_MUX_ATB, "atb_sel", atb_parents,
363 MUX_GATE(CLK_TOP_MUX_MJC, "mjc_sel", mjc_parents, 0x0090, 24, 2, 31),
364 MUX_GATE(CLK_TOP_MUX_DPI0, "dpi0_sel", dpi0_parents, 0x00A0, 0, 3, 7),
365 MUX_GATE(CLK_TOP_MUX_AUD_1, "aud_1_sel", aud_1_parents,
367 MUX_GATE(CLK_TOP_MUX_AUD_2, "aud_2_sel", aud_2_parents,
369 MUX(CLK_TOP_MUX_SSUSB_TOP_SYS, "ssusb_top_sys_sel",
370 ssusb_top_sys_parents, 0x00B0, 8, 1),
371 MUX(CLK_TOP_MUX_SPM, "spm_sel", spm_parents,
373 MUX(CLK_TOP_MUX_BSI_SPI, "bsi_spi_sel", bsi_spi_parents,
375 MUX_GATE(CLK_TOP_MUX_AUDIO_H, "audio_h_sel", audio_h_parents,
377 MUX_GATE(CLK_TOP_MUX_ANC_MD32, "anc_md32_sel", anc_md32_parents,
379 MUX(CLK_TOP_MUX_MFG_52M, "mfg_52m_sel", mfg_52m_parents,
383 static int mtk_topckgen_init(struct platform_device *pdev)
385 struct clk_onecell_data *clk_data;
387 struct device_node *node = pdev->dev.of_node;
388 struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
390 base = devm_ioremap_resource(&pdev->dev, res);
392 return PTR_ERR(base);
394 clk_data = mtk_alloc_clk_data(CLK_TOP_NR);
396 mtk_clk_register_factors(top_fixed_divs, ARRAY_SIZE(top_fixed_divs),
399 mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes), base,
400 &mt6797_clk_lock, clk_data);
402 return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
405 static const struct mtk_gate_regs infra0_cg_regs = {
411 static const struct mtk_gate_regs infra1_cg_regs = {
417 static const struct mtk_gate_regs infra2_cg_regs = {
423 #define GATE_ICG0(_id, _name, _parent, _shift) { \
426 .parent_name = _parent, \
427 .regs = &infra0_cg_regs, \
429 .ops = &mtk_clk_gate_ops_setclr, \
432 #define GATE_ICG1(_id, _name, _parent, _shift) \
433 GATE_ICG1_FLAGS(_id, _name, _parent, _shift, 0)
435 #define GATE_ICG1_FLAGS(_id, _name, _parent, _shift, _flags) { \
438 .parent_name = _parent, \
439 .regs = &infra1_cg_regs, \
441 .ops = &mtk_clk_gate_ops_setclr, \
445 #define GATE_ICG2(_id, _name, _parent, _shift) \
446 GATE_ICG2_FLAGS(_id, _name, _parent, _shift, 0)
448 #define GATE_ICG2_FLAGS(_id, _name, _parent, _shift, _flags) { \
451 .parent_name = _parent, \
452 .regs = &infra2_cg_regs, \
454 .ops = &mtk_clk_gate_ops_setclr, \
459 * Clock gates dramc and dramc_b are needed by the DRAM controller.
460 * We mark them as critical as otherwise the system will hang after boot.
462 static const struct mtk_gate infra_clks[] = {
463 GATE_ICG0(CLK_INFRA_PMIC_TMR, "infra_pmic_tmr", "ulposc", 0),
464 GATE_ICG0(CLK_INFRA_PMIC_AP, "infra_pmic_ap", "pmicspi_sel", 1),
465 GATE_ICG0(CLK_INFRA_PMIC_MD, "infra_pmic_md", "pmicspi_sel", 2),
466 GATE_ICG0(CLK_INFRA_PMIC_CONN, "infra_pmic_conn", "pmicspi_sel", 3),
467 GATE_ICG0(CLK_INFRA_SCP, "infra_scp", "scp_sel", 4),
468 GATE_ICG0(CLK_INFRA_SEJ, "infra_sej", "axi_sel", 5),
469 GATE_ICG0(CLK_INFRA_APXGPT, "infra_apxgpt", "axi_sel", 6),
470 GATE_ICG0(CLK_INFRA_SEJ_13M, "infra_sej_13m", "clk26m", 7),
471 GATE_ICG0(CLK_INFRA_ICUSB, "infra_icusb", "usb20_sel", 8),
472 GATE_ICG0(CLK_INFRA_GCE, "infra_gce", "axi_sel", 9),
473 GATE_ICG0(CLK_INFRA_THERM, "infra_therm", "axi_sel", 10),
474 GATE_ICG0(CLK_INFRA_I2C0, "infra_i2c0", "axi_sel", 11),
475 GATE_ICG0(CLK_INFRA_I2C1, "infra_i2c1", "axi_sel", 12),
476 GATE_ICG0(CLK_INFRA_I2C2, "infra_i2c2", "axi_sel", 13),
477 GATE_ICG0(CLK_INFRA_I2C3, "infra_i2c3", "axi_sel", 14),
478 GATE_ICG0(CLK_INFRA_PWM_HCLK, "infra_pwm_hclk", "axi_sel", 15),
479 GATE_ICG0(CLK_INFRA_PWM1, "infra_pwm1", "axi_sel", 16),
480 GATE_ICG0(CLK_INFRA_PWM2, "infra_pwm2", "axi_sel", 17),
481 GATE_ICG0(CLK_INFRA_PWM3, "infra_pwm3", "axi_sel", 18),
482 GATE_ICG0(CLK_INFRA_PWM4, "infra_pwm4", "axi_sel", 19),
483 GATE_ICG0(CLK_INFRA_PWM, "infra_pwm", "axi_sel", 21),
484 GATE_ICG0(CLK_INFRA_UART0, "infra_uart0", "uart_sel", 22),
485 GATE_ICG0(CLK_INFRA_UART1, "infra_uart1", "uart_sel", 23),
486 GATE_ICG0(CLK_INFRA_UART2, "infra_uart2", "uart_sel", 24),
487 GATE_ICG0(CLK_INFRA_UART3, "infra_uart3", "uart_sel", 25),
488 GATE_ICG0(CLK_INFRA_MD2MD_CCIF_0, "infra_md2md_ccif_0", "axi_sel", 27),
489 GATE_ICG0(CLK_INFRA_MD2MD_CCIF_1, "infra_md2md_ccif_1", "axi_sel", 28),
490 GATE_ICG0(CLK_INFRA_MD2MD_CCIF_2, "infra_md2md_ccif_2", "axi_sel", 29),
491 GATE_ICG0(CLK_INFRA_FHCTL, "infra_fhctl", "clk26m", 30),
492 GATE_ICG0(CLK_INFRA_BTIF, "infra_btif", "axi_sel", 31),
493 GATE_ICG1(CLK_INFRA_MD2MD_CCIF_3, "infra_md2md_ccif_3", "axi_sel", 0),
494 GATE_ICG1(CLK_INFRA_SPI, "infra_spi", "spi_sel", 1),
495 GATE_ICG1(CLK_INFRA_MSDC0, "infra_msdc0", "msdc50_0_sel", 2),
496 GATE_ICG1(CLK_INFRA_MD2MD_CCIF_4, "infra_md2md_ccif_4", "axi_sel", 3),
497 GATE_ICG1(CLK_INFRA_MSDC1, "infra_msdc1", "msdc30_1_sel", 4),
498 GATE_ICG1(CLK_INFRA_MSDC2, "infra_msdc2", "msdc30_2_sel", 5),
499 GATE_ICG1(CLK_INFRA_MD2MD_CCIF_5, "infra_md2md_ccif_5", "axi_sel", 7),
500 GATE_ICG1(CLK_INFRA_GCPU, "infra_gcpu", "axi_sel", 8),
501 GATE_ICG1(CLK_INFRA_TRNG, "infra_trng", "axi_sel", 9),
502 GATE_ICG1(CLK_INFRA_AUXADC, "infra_auxadc", "clk26m", 10),
503 GATE_ICG1(CLK_INFRA_CPUM, "infra_cpum", "axi_sel", 11),
504 GATE_ICG1(CLK_INFRA_AP_C2K_CCIF_0, "infra_ap_c2k_ccif_0",
506 GATE_ICG1(CLK_INFRA_AP_C2K_CCIF_1, "infra_ap_c2k_ccif_1",
508 GATE_ICG1(CLK_INFRA_CLDMA, "infra_cldma", "axi_sel", 16),
509 GATE_ICG1(CLK_INFRA_DISP_PWM, "infra_disp_pwm", "pwm_sel", 17),
510 GATE_ICG1(CLK_INFRA_AP_DMA, "infra_ap_dma", "axi_sel", 18),
511 GATE_ICG1(CLK_INFRA_DEVICE_APC, "infra_device_apc", "axi_sel", 20),
512 GATE_ICG1(CLK_INFRA_L2C_SRAM, "infra_l2c_sram", "mm_sel", 22),
513 GATE_ICG1(CLK_INFRA_CCIF_AP, "infra_ccif_ap", "axi_sel", 23),
514 GATE_ICG1(CLK_INFRA_AUDIO, "infra_audio", "axi_sel", 25),
515 GATE_ICG1(CLK_INFRA_CCIF_MD, "infra_ccif_md", "axi_sel", 26),
516 GATE_ICG1_FLAGS(CLK_INFRA_DRAMC_F26M, "infra_dramc_f26m",
517 "clk26m", 31, CLK_IS_CRITICAL),
518 GATE_ICG2(CLK_INFRA_I2C4, "infra_i2c4", "axi_sel", 0),
519 GATE_ICG2(CLK_INFRA_I2C_APPM, "infra_i2c_appm", "axi_sel", 1),
520 GATE_ICG2(CLK_INFRA_I2C_GPUPM, "infra_i2c_gpupm", "axi_sel", 2),
521 GATE_ICG2(CLK_INFRA_I2C2_IMM, "infra_i2c2_imm", "axi_sel", 3),
522 GATE_ICG2(CLK_INFRA_I2C2_ARB, "infra_i2c2_arb", "axi_sel", 4),
523 GATE_ICG2(CLK_INFRA_I2C3_IMM, "infra_i2c3_imm", "axi_sel", 5),
524 GATE_ICG2(CLK_INFRA_I2C3_ARB, "infra_i2c3_arb", "axi_sel", 6),
525 GATE_ICG2(CLK_INFRA_I2C5, "infra_i2c5", "axi_sel", 7),
526 GATE_ICG2(CLK_INFRA_SYS_CIRQ, "infra_sys_cirq", "axi_sel", 8),
527 GATE_ICG2(CLK_INFRA_SPI1, "infra_spi1", "spi_sel", 10),
528 GATE_ICG2_FLAGS(CLK_INFRA_DRAMC_B_F26M, "infra_dramc_b_f26m",
529 "clk26m", 11, CLK_IS_CRITICAL),
530 GATE_ICG2(CLK_INFRA_ANC_MD32, "infra_anc_md32", "anc_md32_sel", 12),
531 GATE_ICG2(CLK_INFRA_ANC_MD32_32K, "infra_anc_md32_32k", "clk26m", 13),
532 GATE_ICG2(CLK_INFRA_DVFS_SPM1, "infra_dvfs_spm1", "axi_sel", 15),
533 GATE_ICG2(CLK_INFRA_AES_TOP0, "infra_aes_top0", "axi_sel", 16),
534 GATE_ICG2(CLK_INFRA_AES_TOP1, "infra_aes_top1", "axi_sel", 17),
535 GATE_ICG2(CLK_INFRA_SSUSB_BUS, "infra_ssusb_bus", "axi_sel", 18),
536 GATE_ICG2(CLK_INFRA_SPI2, "infra_spi2", "spi_sel", 19),
537 GATE_ICG2(CLK_INFRA_SPI3, "infra_spi3", "spi_sel", 20),
538 GATE_ICG2(CLK_INFRA_SPI4, "infra_spi4", "spi_sel", 21),
539 GATE_ICG2(CLK_INFRA_SPI5, "infra_spi5", "spi_sel", 22),
540 GATE_ICG2(CLK_INFRA_IRTX, "infra_irtx", "spi_sel", 23),
541 GATE_ICG2(CLK_INFRA_SSUSB_SYS, "infra_ssusb_sys",
542 "ssusb_top_sys_sel", 24),
543 GATE_ICG2(CLK_INFRA_SSUSB_REF, "infra_ssusb_ref", "clk26m", 9),
544 GATE_ICG2(CLK_INFRA_AUDIO_26M, "infra_audio_26m", "clk26m", 26),
545 GATE_ICG2(CLK_INFRA_AUDIO_26M_PAD_TOP, "infra_audio_26m_pad_top",
547 GATE_ICG2(CLK_INFRA_MODEM_TEMP_SHARE, "infra_modem_temp_share",
549 GATE_ICG2(CLK_INFRA_VAD_WRAP_SOC, "infra_vad_wrap_soc", "axi_sel", 29),
550 GATE_ICG2(CLK_INFRA_DRAMC_CONF, "infra_dramc_conf", "axi_sel", 30),
551 GATE_ICG2(CLK_INFRA_DRAMC_B_CONF, "infra_dramc_b_conf", "axi_sel", 31),
552 GATE_ICG1(CLK_INFRA_MFG_VCG, "infra_mfg_vcg", "mfg_52m_sel", 14),
555 static const struct mtk_fixed_factor infra_fixed_divs[] = {
556 FACTOR(CLK_INFRA_13M, "clk13m", "clk26m", 1, 2),
559 static struct clk_onecell_data *infra_clk_data;
561 static void mtk_infrasys_init_early(struct device_node *node)
565 if (!infra_clk_data) {
566 infra_clk_data = mtk_alloc_clk_data(CLK_INFRA_NR);
568 for (i = 0; i < CLK_INFRA_NR; i++)
569 infra_clk_data->clks[i] = ERR_PTR(-EPROBE_DEFER);
572 mtk_clk_register_factors(infra_fixed_divs, ARRAY_SIZE(infra_fixed_divs),
575 r = of_clk_add_provider(node, of_clk_src_onecell_get, infra_clk_data);
577 pr_err("%s(): could not register clock provider: %d\n",
581 CLK_OF_DECLARE_DRIVER(mtk_infra, "mediatek,mt6797-infracfg",
582 mtk_infrasys_init_early);
584 static int mtk_infrasys_init(struct platform_device *pdev)
587 struct device_node *node = pdev->dev.of_node;
589 if (!infra_clk_data) {
590 infra_clk_data = mtk_alloc_clk_data(CLK_INFRA_NR);
592 for (i = 0; i < CLK_INFRA_NR; i++) {
593 if (infra_clk_data->clks[i] == ERR_PTR(-EPROBE_DEFER))
594 infra_clk_data->clks[i] = ERR_PTR(-ENOENT);
598 mtk_clk_register_gates(node, infra_clks, ARRAY_SIZE(infra_clks),
600 mtk_clk_register_factors(infra_fixed_divs, ARRAY_SIZE(infra_fixed_divs),
603 r = of_clk_add_provider(node, of_clk_src_onecell_get, infra_clk_data);
610 #define MT6797_PLL_FMAX (3000UL * MHZ)
612 #define CON0_MT6797_RST_BAR BIT(24)
614 #define PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \
615 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \
616 _pcw_shift, _div_table) { \
620 .pwr_reg = _pwr_reg, \
621 .en_mask = _en_mask, \
623 .rst_bar_mask = CON0_MT6797_RST_BAR, \
624 .fmax = MT6797_PLL_FMAX, \
625 .pcwbits = _pcwbits, \
627 .pd_shift = _pd_shift, \
628 .tuner_reg = _tuner_reg, \
629 .pcw_reg = _pcw_reg, \
630 .pcw_shift = _pcw_shift, \
631 .div_table = _div_table, \
634 #define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \
635 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \
637 PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \
638 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift, \
641 static const struct mtk_pll_data plls[] = {
642 PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x0220, 0x022C, 0xF0000101, PLL_AO,
643 21, 0x220, 4, 0x0, 0x224, 0),
644 PLL(CLK_APMIXED_UNIVPLL, "univpll", 0x0230, 0x023C, 0xFE000011, 0, 7,
645 0x230, 4, 0x0, 0x234, 14),
646 PLL(CLK_APMIXED_MFGPLL, "mfgpll", 0x0240, 0x024C, 0x00000101, 0, 21,
647 0x244, 24, 0x0, 0x244, 0),
648 PLL(CLK_APMIXED_MSDCPLL, "msdcpll", 0x0250, 0x025C, 0x00000121, 0, 21,
649 0x250, 4, 0x0, 0x254, 0),
650 PLL(CLK_APMIXED_IMGPLL, "imgpll", 0x0260, 0x026C, 0x00000121, 0, 21,
651 0x260, 4, 0x0, 0x264, 0),
652 PLL(CLK_APMIXED_TVDPLL, "tvdpll", 0x0270, 0x027C, 0xC0000121, 0, 21,
653 0x270, 4, 0x0, 0x274, 0),
654 PLL(CLK_APMIXED_CODECPLL, "codecpll", 0x0290, 0x029C, 0x00000121, 0, 21,
655 0x290, 4, 0x0, 0x294, 0),
656 PLL(CLK_APMIXED_VDECPLL, "vdecpll", 0x02E4, 0x02F0, 0x00000121, 0, 21,
657 0x2E4, 4, 0x0, 0x2E8, 0),
658 PLL(CLK_APMIXED_APLL1, "apll1", 0x02A0, 0x02B0, 0x00000131, 0, 31,
659 0x2A0, 4, 0x2A8, 0x2A4, 0),
660 PLL(CLK_APMIXED_APLL2, "apll2", 0x02B4, 0x02C4, 0x00000131, 0, 31,
661 0x2B4, 4, 0x2BC, 0x2B8, 0),
664 static int mtk_apmixedsys_init(struct platform_device *pdev)
666 struct clk_onecell_data *clk_data;
667 struct device_node *node = pdev->dev.of_node;
669 clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR);
673 mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data);
675 return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
678 static const struct of_device_id of_match_clk_mt6797[] = {
680 .compatible = "mediatek,mt6797-topckgen",
681 .data = mtk_topckgen_init,
683 .compatible = "mediatek,mt6797-infracfg",
684 .data = mtk_infrasys_init,
686 .compatible = "mediatek,mt6797-apmixedsys",
687 .data = mtk_apmixedsys_init,
693 static int clk_mt6797_probe(struct platform_device *pdev)
695 int (*clk_init)(struct platform_device *);
698 clk_init = of_device_get_match_data(&pdev->dev);
705 "could not register clock provider: %s: %d\n",
711 static struct platform_driver clk_mt6797_drv = {
712 .probe = clk_mt6797_probe,
714 .name = "clk-mt6797",
715 .of_match_table = of_match_clk_mt6797,
719 static int __init clk_mt6797_init(void)
721 return platform_driver_register(&clk_mt6797_drv);
724 arch_initcall(clk_mt6797_init);