1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2023 MediaTek Inc.
4 * Author: Sam Shih <sam.shih@mediatek.com>
5 * Author: Xiufeng Li <Xiufeng.Li@mediatek.com>
6 */
7
8#include <linux/clk-provider.h>
9#include <linux/of.h>
10#include <linux/of_address.h>
11#include <linux/of_device.h>
12#include <linux/platform_device.h>
13#include "clk-mtk.h"
14#include "clk-gate.h"
15#include "clk-mux.h"
16#include <dt-bindings/clock/mediatek,mt7988-clk.h>
17
18static DEFINE_SPINLOCK(mt7988_clk_lock);
19
20static const struct mtk_fixed_clk top_fixed_clks[] = {
21 FIXED_CLK(CLK_TOP_XTAL, "top_xtal", "clkxtal", 40000000),
22};
23
24static const struct mtk_fixed_factor top_divs[] = {
25 FACTOR(CLK_TOP_XTAL_D2, "top_xtal_d2", "top_xtal", 1, 2),
26 FACTOR(CLK_TOP_RTC_32K, "top_rtc_32k", "top_xtal", 1, 1250),
27 FACTOR(CLK_TOP_RTC_32P7K, "top_rtc_32p7k", "top_xtal", 1, 1220),
28 FACTOR(CLK_TOP_MPLL_D2, "mpll_d2", "mpll", 1, 2),
29 FACTOR(CLK_TOP_MPLL_D3_D2, "mpll_d3_d2", "mpll", 1, 2),
30 FACTOR(CLK_TOP_MPLL_D4, "mpll_d4", "mpll", 1, 4),
31 FACTOR(CLK_TOP_MPLL_D8, "mpll_d8", "mpll", 1, 8),
32 FACTOR(CLK_TOP_MPLL_D8_D2, "mpll_d8_d2", "mpll", 1, 16),
33 FACTOR(CLK_TOP_MMPLL_D2, "mmpll_d2", "mmpll", 1, 2),
34 FACTOR(CLK_TOP_MMPLL_D3_D5, "mmpll_d3_d5", "mmpll", 1, 15),
35 FACTOR(CLK_TOP_MMPLL_D4, "mmpll_d4", "mmpll", 1, 4),
36 FACTOR(CLK_TOP_MMPLL_D6_D2, "mmpll_d6_d2", "mmpll", 1, 12),
37 FACTOR(CLK_TOP_MMPLL_D8, "mmpll_d8", "mmpll", 1, 8),
38 FACTOR(CLK_TOP_APLL2_D4, "apll2_d4", "apll2", 1, 4),
39 FACTOR(CLK_TOP_NET1PLL_D4, "net1pll_d4", "net1pll", 1, 4),
40 FACTOR(CLK_TOP_NET1PLL_D5, "net1pll_d5", "net1pll", 1, 5),
41 FACTOR(CLK_TOP_NET1PLL_D5_D2, "net1pll_d5_d2", "net1pll", 1, 10),
42 FACTOR(CLK_TOP_NET1PLL_D5_D4, "net1pll_d5_d4", "net1pll", 1, 20),
43 FACTOR(CLK_TOP_NET1PLL_D8, "net1pll_d8", "net1pll", 1, 8),
44 FACTOR(CLK_TOP_NET1PLL_D8_D2, "net1pll_d8_d2", "net1pll", 1, 16),
45 FACTOR(CLK_TOP_NET1PLL_D8_D4, "net1pll_d8_d4", "net1pll", 1, 32),
46 FACTOR(CLK_TOP_NET1PLL_D8_D8, "net1pll_d8_d8", "net1pll", 1, 64),
47 FACTOR(CLK_TOP_NET1PLL_D8_D16, "net1pll_d8_d16", "net1pll", 1, 128),
48 FACTOR(CLK_TOP_NET2PLL_D2, "net2pll_d2", "net2pll", 1, 2),
49 FACTOR(CLK_TOP_NET2PLL_D4, "net2pll_d4", "net2pll", 1, 4),
50 FACTOR(CLK_TOP_NET2PLL_D4_D4, "net2pll_d4_d4", "net2pll", 1, 16),
51 FACTOR(CLK_TOP_NET2PLL_D4_D8, "net2pll_d4_d8", "net2pll", 1, 32),
52 FACTOR(CLK_TOP_NET2PLL_D6, "net2pll_d6", "net2pll", 1, 6),
53 FACTOR(CLK_TOP_NET2PLL_D8, "net2pll_d8", "net2pll", 1, 8),
54};
55
56static const char *const netsys_parents[] = { "top_xtal", "net2pll_d2", "mmpll_d2" };
57static const char *const netsys_500m_parents[] = { "top_xtal", "net1pll_d5", "net1pll_d5_d2" };
58static const char *const netsys_2x_parents[] = { "top_xtal", "net2pll", "mmpll" };
59static const char *const netsys_gsw_parents[] = { "top_xtal", "net1pll_d4", "net1pll_d5" };
60static const char *const eth_gmii_parents[] = { "top_xtal", "net1pll_d5_d4" };
61static const char *const netsys_mcu_parents[] = { "top_xtal", "net2pll", "mmpll",
62 "net1pll_d4", "net1pll_d5", "mpll" };
63static const char *const eip197_parents[] = { "top_xtal", "netsyspll", "net2pll",
64 "mmpll", "net1pll_d4", "net1pll_d5" };
65static const char *const axi_infra_parents[] = { "top_xtal", "net1pll_d8_d2" };
66static const char *const uart_parents[] = { "top_xtal", "mpll_d8", "mpll_d8_d2" };
67static const char *const emmc_250m_parents[] = { "top_xtal", "net1pll_d5_d2", "mmpll_d4" };
68static const char *const emmc_400m_parents[] = { "top_xtal", "msdcpll", "mmpll_d2",
69 "mpll_d2", "mmpll_d4", "net1pll_d8_d2" };
70static const char *const spi_parents[] = { "top_xtal", "mpll_d2", "mmpll_d4",
71 "net1pll_d8_d2", "net2pll_d6", "net1pll_d5_d4",
72 "mpll_d4", "net1pll_d8_d4" };
73static const char *const nfi1x_parents[] = { "top_xtal", "mmpll_d4", "net1pll_d8_d2", "net2pll_d6",
74 "mpll_d4", "mmpll_d8", "net1pll_d8_d4", "mpll_d8" };
75static const char *const spinfi_parents[] = { "top_xtal_d2", "top_xtal", "net1pll_d5_d4",
76 "mpll_d4", "mmpll_d8", "net1pll_d8_d4",
77 "mmpll_d6_d2", "mpll_d8" };
78static const char *const pwm_parents[] = { "top_xtal", "net1pll_d8_d2", "net1pll_d5_d4",
79 "mpll_d4", "mpll_d8_d2", "top_rtc_32k" };
80static const char *const i2c_parents[] = { "top_xtal", "net1pll_d5_d4", "mpll_d4",
81 "net1pll_d8_d4" };
82static const char *const pcie_mbist_250m_parents[] = { "top_xtal", "net1pll_d5_d2" };
83static const char *const pextp_tl_ck_parents[] = { "top_xtal", "net2pll_d6", "mmpll_d8",
84 "mpll_d8_d2", "top_rtc_32k" };
85static const char *const usb_frmcnt_parents[] = { "top_xtal", "mmpll_d3_d5" };
86static const char *const aud_parents[] = { "top_xtal", "apll2" };
87static const char *const a1sys_parents[] = { "top_xtal", "apll2_d4" };
88static const char *const aud_l_parents[] = { "top_xtal", "apll2", "mpll_d8_d2" };
89static const char *const sspxtp_parents[] = { "top_xtal_d2", "mpll_d8_d2" };
90static const char *const usxgmii_sbus_0_parents[] = { "top_xtal", "net1pll_d8_d4" };
91static const char *const sgm_0_parents[] = { "top_xtal", "sgmpll" };
92static const char *const sysapb_parents[] = { "top_xtal", "mpll_d3_d2" };
93static const char *const eth_refck_50m_parents[] = { "top_xtal", "net2pll_d4_d4" };
94static const char *const eth_sys_200m_parents[] = { "top_xtal", "net2pll_d4" };
95static const char *const eth_xgmii_parents[] = { "top_xtal_d2", "net1pll_d8_d8", "net1pll_d8_d16" };
96static const char *const bus_tops_parents[] = { "top_xtal", "net1pll_d5", "net2pll_d2" };
97static const char *const npu_tops_parents[] = { "top_xtal", "net2pll" };
98static const char *const dramc_md32_parents[] = { "top_xtal", "mpll_d2", "wedmcupll" };
99static const char *const da_xtp_glb_p0_parents[] = { "top_xtal", "net2pll_d8" };
100static const char *const mcusys_backup_625m_parents[] = { "top_xtal", "net1pll_d4" };
101static const char *const macsec_parents[] = { "top_xtal", "sgmpll", "net1pll_d8" };
102static const char *const netsys_tops_400m_parents[] = { "top_xtal", "net2pll_d2" };
103static const char *const eth_mii_parents[] = { "top_xtal_d2", "net2pll_d4_d8" };
104
105static const struct mtk_mux top_muxes[] = {
106 /* CLK_CFG_0 */
107 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_SEL, "netsys_sel", netsys_parents, 0x000, 0x004, 0x008,
108 0, 2, 7, 0x1c0, 0),
109 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_500M_SEL, "netsys_500m_sel", netsys_500m_parents, 0x000,
110 0x004, 0x008, 8, 2, 15, 0x1C0, 1),
111 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_2X_SEL, "netsys_2x_sel", netsys_2x_parents, 0x000,
112 0x004, 0x008, 16, 2, 23, 0x1C0, 2),
113 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_GSW_SEL, "netsys_gsw_sel", netsys_gsw_parents, 0x000,
114 0x004, 0x008, 24, 2, 31, 0x1C0, 3),
115 /* CLK_CFG_1 */
116 MUX_GATE_CLR_SET_UPD(CLK_TOP_ETH_GMII_SEL, "eth_gmii_sel", eth_gmii_parents, 0x010, 0x014,
117 0x018, 0, 1, 7, 0x1C0, 4),
118 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_MCU_SEL, "netsys_mcu_sel", netsys_mcu_parents, 0x010,
119 0x014, 0x018, 8, 3, 15, 0x1C0, 5),
120 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_PAO_2X_SEL, "netsys_pao_2x_sel", netsys_mcu_parents,
121 0x010, 0x014, 0x018, 16, 3, 23, 0x1C0, 6),
122 MUX_GATE_CLR_SET_UPD(CLK_TOP_EIP197_SEL, "eip197_sel", eip197_parents, 0x010, 0x014, 0x018,
123 24, 3, 31, 0x1c0, 7),
124 /* CLK_CFG_2 */
125 MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_AXI_INFRA_SEL, "axi_infra_sel", axi_infra_parents, 0x020,
126 0x024, 0x028, 0, 1, 7, 0x1C0, 8, CLK_IS_CRITICAL),
127 MUX_GATE_CLR_SET_UPD(CLK_TOP_UART_SEL, "uart_sel", uart_parents, 0x020, 0x024, 0x028, 8, 2,
128 15, 0x1c0, 9),
129 MUX_GATE_CLR_SET_UPD(CLK_TOP_EMMC_250M_SEL, "emmc_250m_sel", emmc_250m_parents, 0x020,
130 0x024, 0x028, 16, 2, 23, 0x1C0, 10),
131 MUX_GATE_CLR_SET_UPD(CLK_TOP_EMMC_400M_SEL, "emmc_400m_sel", emmc_400m_parents, 0x020,
132 0x024, 0x028, 24, 3, 31, 0x1C0, 11),
133 /* CLK_CFG_3 */
134 MUX_GATE_CLR_SET_UPD(CLK_TOP_SPI_SEL, "spi_sel", spi_parents, 0x030, 0x034, 0x038, 0, 3, 7,
135 0x1c0, 12),
136 MUX_GATE_CLR_SET_UPD(CLK_TOP_SPIM_MST_SEL, "spim_mst_sel", spi_parents, 0x030, 0x034, 0x038,
137 8, 3, 15, 0x1c0, 13),
138 MUX_GATE_CLR_SET_UPD(CLK_TOP_NFI1X_SEL, "nfi1x_sel", nfi1x_parents, 0x030, 0x034, 0x038, 16,
139 3, 23, 0x1c0, 14),
140 MUX_GATE_CLR_SET_UPD(CLK_TOP_SPINFI_SEL, "spinfi_sel", spinfi_parents, 0x030, 0x034, 0x038,
141 24, 3, 31, 0x1c0, 15),
142 /* CLK_CFG_4 */
143 MUX_GATE_CLR_SET_UPD(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents, 0x040, 0x044, 0x048, 0, 3, 7,
144 0x1c0, 16),
145 MUX_GATE_CLR_SET_UPD(CLK_TOP_I2C_SEL, "i2c_sel", i2c_parents, 0x040, 0x044, 0x048, 8, 2, 15,
146 0x1c0, 17),
147 MUX_GATE_CLR_SET_UPD(CLK_TOP_PCIE_MBIST_250M_SEL, "pcie_mbist_250m_sel",
148 pcie_mbist_250m_parents, 0x040, 0x044, 0x048, 16, 1, 23, 0x1C0, 18),
149 MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_TL_SEL, "pextp_tl_sel", pextp_tl_ck_parents, 0x040,
150 0x044, 0x048, 24, 3, 31, 0x1C0, 19),
151 /* CLK_CFG_5 */
152 MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_TL_P1_SEL, "pextp_tl_p1_sel", pextp_tl_ck_parents, 0x050,
153 0x054, 0x058, 0, 3, 7, 0x1C0, 20),
154 MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_TL_P2_SEL, "pextp_tl_p2_sel", pextp_tl_ck_parents, 0x050,
155 0x054, 0x058, 8, 3, 15, 0x1C0, 21),
156 MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_TL_P3_SEL, "pextp_tl_p3_sel", pextp_tl_ck_parents, 0x050,
157 0x054, 0x058, 16, 3, 23, 0x1C0, 22),
158 MUX_GATE_CLR_SET_UPD(CLK_TOP_USB_SYS_SEL, "usb_sys_sel", eth_gmii_parents, 0x050, 0x054,
159 0x058, 24, 1, 31, 0x1C0, 23),
160 /* CLK_CFG_6 */
161 MUX_GATE_CLR_SET_UPD(CLK_TOP_USB_SYS_P1_SEL, "usb_sys_p1_sel", eth_gmii_parents, 0x060,
162 0x064, 0x068, 0, 1, 7, 0x1C0, 24),
163 MUX_GATE_CLR_SET_UPD(CLK_TOP_USB_XHCI_SEL, "usb_xhci_sel", eth_gmii_parents, 0x060, 0x064,
164 0x068, 8, 1, 15, 0x1C0, 25),
165 MUX_GATE_CLR_SET_UPD(CLK_TOP_USB_XHCI_P1_SEL, "usb_xhci_p1_sel", eth_gmii_parents, 0x060,
166 0x064, 0x068, 16, 1, 23, 0x1C0, 26),
167 MUX_GATE_CLR_SET_UPD(CLK_TOP_USB_FRMCNT_SEL, "usb_frmcnt_sel", usb_frmcnt_parents, 0x060,
168 0x064, 0x068, 24, 1, 31, 0x1C0, 27),
169 /* CLK_CFG_7 */
170 MUX_GATE_CLR_SET_UPD(CLK_TOP_USB_FRMCNT_P1_SEL, "usb_frmcnt_p1_sel", usb_frmcnt_parents,
171 0x070, 0x074, 0x078, 0, 1, 7, 0x1C0, 28),
172 MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD_SEL, "aud_sel", aud_parents, 0x070, 0x074, 0x078, 8, 1, 15,
173 0x1c0, 29),
174 MUX_GATE_CLR_SET_UPD(CLK_TOP_A1SYS_SEL, "a1sys_sel", a1sys_parents, 0x070, 0x074, 0x078, 16,
175 1, 23, 0x1c0, 30),
176 MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD_L_SEL, "aud_l_sel", aud_l_parents, 0x070, 0x074, 0x078, 24,
177 2, 31, 0x1c4, 0),
178 /* CLK_CFG_8 */
179 MUX_GATE_CLR_SET_UPD(CLK_TOP_A_TUNER_SEL, "a_tuner_sel", a1sys_parents, 0x080, 0x084, 0x088,
180 0, 1, 7, 0x1c4, 1),
181 MUX_GATE_CLR_SET_UPD(CLK_TOP_SSPXTP_SEL, "sspxtp_sel", sspxtp_parents, 0x080, 0x084, 0x088,
182 8, 1, 15, 0x1c4, 2),
183 MUX_GATE_CLR_SET_UPD(CLK_TOP_USB_PHY_SEL, "usb_phy_sel", sspxtp_parents, 0x080, 0x084,
184 0x088, 16, 1, 23, 0x1c4, 3),
185 MUX_GATE_CLR_SET_UPD(CLK_TOP_USXGMII_SBUS_0_SEL, "usxgmii_sbus_0_sel",
186 usxgmii_sbus_0_parents, 0x080, 0x084, 0x088, 24, 1, 31, 0x1C4, 4),
187 /* CLK_CFG_9 */
188 MUX_GATE_CLR_SET_UPD(CLK_TOP_USXGMII_SBUS_1_SEL, "usxgmii_sbus_1_sel",
189 usxgmii_sbus_0_parents, 0x090, 0x094, 0x098, 0, 1, 7, 0x1C4, 5),
190 MUX_GATE_CLR_SET_UPD(CLK_TOP_SGM_0_SEL, "sgm_0_sel", sgm_0_parents, 0x090, 0x094, 0x098, 8,
191 1, 15, 0x1c4, 6),
192 MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SGM_SBUS_0_SEL, "sgm_sbus_0_sel", usxgmii_sbus_0_parents,
193 0x090, 0x094, 0x098, 16, 1, 23, 0x1C4, 7, CLK_IS_CRITICAL),
194 MUX_GATE_CLR_SET_UPD(CLK_TOP_SGM_1_SEL, "sgm_1_sel", sgm_0_parents, 0x090, 0x094, 0x098, 24,
195 1, 31, 0x1c4, 8),
196 /* CLK_CFG_10 */
197 MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SGM_SBUS_1_SEL, "sgm_sbus_1_sel", usxgmii_sbus_0_parents,
198 0x0a0, 0x0a4, 0x0a8, 0, 1, 7, 0x1C4, 9, CLK_IS_CRITICAL),
199 MUX_GATE_CLR_SET_UPD(CLK_TOP_XFI_PHY_0_XTAL_SEL, "xfi_phy_0_xtal_sel", sspxtp_parents,
200 0x0a0, 0x0a4, 0x0a8, 8, 1, 15, 0x1C4, 10),
201 MUX_GATE_CLR_SET_UPD(CLK_TOP_XFI_PHY_1_XTAL_SEL, "xfi_phy_1_xtal_sel", sspxtp_parents,
202 0x0a0, 0x0a4, 0x0a8, 16, 1, 23, 0x1C4, 11),
203 /* CLK_CFG_11 */
204 MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SYSAXI_SEL, "sysaxi_sel", axi_infra_parents, 0x0a0,
205 0x0a4, 0x0a8, 24, 1, 31, 0x1C4, 12, CLK_IS_CRITICAL),
206 MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SYSAPB_SEL, "sysapb_sel", sysapb_parents, 0x0b0, 0x0b4,
207 0x0b8, 0, 1, 7, 0x1c4, 13, CLK_IS_CRITICAL),
208 MUX_GATE_CLR_SET_UPD(CLK_TOP_ETH_REFCK_50M_SEL, "eth_refck_50m_sel", eth_refck_50m_parents,
209 0x0b0, 0x0b4, 0x0b8, 8, 1, 15, 0x1C4, 14),
210 MUX_GATE_CLR_SET_UPD(CLK_TOP_ETH_SYS_200M_SEL, "eth_sys_200m_sel", eth_sys_200m_parents,
211 0x0b0, 0x0b4, 0x0b8, 16, 1, 23, 0x1C4, 15),
212 MUX_GATE_CLR_SET_UPD(CLK_TOP_ETH_SYS_SEL, "eth_sys_sel", pcie_mbist_250m_parents, 0x0b0,
213 0x0b4, 0x0b8, 24, 1, 31, 0x1C4, 16),
214 /* CLK_CFG_12 */
215 MUX_GATE_CLR_SET_UPD(CLK_TOP_ETH_XGMII_SEL, "eth_xgmii_sel", eth_xgmii_parents, 0x0c0,
216 0x0c4, 0x0c8, 0, 2, 7, 0x1C4, 17),
217 MUX_GATE_CLR_SET_UPD(CLK_TOP_BUS_TOPS_SEL, "bus_tops_sel", bus_tops_parents, 0x0c0, 0x0c4,
218 0x0c8, 8, 2, 15, 0x1C4, 18),
219 MUX_GATE_CLR_SET_UPD(CLK_TOP_NPU_TOPS_SEL, "npu_tops_sel", npu_tops_parents, 0x0c0, 0x0c4,
220 0x0c8, 16, 1, 23, 0x1C4, 19),
221 MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_DRAMC_SEL, "dramc_sel", sspxtp_parents, 0x0c0, 0x0c4,
222 0x0c8, 24, 1, 31, 0x1C4, 20, CLK_IS_CRITICAL),
223 /* CLK_CFG_13 */
224 MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_DRAMC_MD32_SEL, "dramc_md32_sel", dramc_md32_parents,
225 0x0d0, 0x0d4, 0x0d8, 0, 2, 7, 0x1C4, 21, CLK_IS_CRITICAL),
226 MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_INFRA_F26M_SEL, "csw_infra_f26m_sel", sspxtp_parents,
227 0x0d0, 0x0d4, 0x0d8, 8, 1, 15, 0x1C4, 22, CLK_IS_CRITICAL),
228 MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_P0_SEL, "pextp_p0_sel", sspxtp_parents, 0x0d0, 0x0d4,
229 0x0d8, 16, 1, 23, 0x1C4, 23),
230 MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_P1_SEL, "pextp_p1_sel", sspxtp_parents, 0x0d0, 0x0d4,
231 0x0d8, 24, 1, 31, 0x1C4, 24),
232 /* CLK_CFG_14 */
233 MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_P2_SEL, "pextp_p2_sel", sspxtp_parents, 0x0e0, 0x0e4,
234 0x0e8, 0, 1, 7, 0x1C4, 25),
235 MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_P3_SEL, "pextp_p3_sel", sspxtp_parents, 0x0e0, 0x0e4,
236 0x0e8, 8, 1, 15, 0x1C4, 26),
237 MUX_GATE_CLR_SET_UPD(CLK_TOP_DA_XTP_GLB_P0_SEL, "da_xtp_glb_p0_sel", da_xtp_glb_p0_parents,
238 0x0e0, 0x0e4, 0x0e8, 16, 1, 23, 0x1C4, 27),
239 MUX_GATE_CLR_SET_UPD(CLK_TOP_DA_XTP_GLB_P1_SEL, "da_xtp_glb_p1_sel", da_xtp_glb_p0_parents,
240 0x0e0, 0x0e4, 0x0e8, 24, 1, 31, 0x1C4, 28),
241 /* CLK_CFG_15 */
242 MUX_GATE_CLR_SET_UPD(CLK_TOP_DA_XTP_GLB_P2_SEL, "da_xtp_glb_p2_sel", da_xtp_glb_p0_parents,
243 0x0f0, 0x0f4, 0x0f8, 0, 1, 7, 0x1C4, 29),
244 MUX_GATE_CLR_SET_UPD(CLK_TOP_DA_XTP_GLB_P3_SEL, "da_xtp_glb_p3_sel", da_xtp_glb_p0_parents,
245 0x0f0, 0x0f4, 0x0f8, 8, 1, 15, 0x1C4, 30),
246 MUX_GATE_CLR_SET_UPD(CLK_TOP_CKM_SEL, "ckm_sel", sspxtp_parents, 0x0F0, 0x0f4, 0x0f8, 16, 1,
247 23, 0x1c8, 0),
248 MUX_GATE_CLR_SET_UPD(CLK_TOP_DA_SEL, "da_sel", sspxtp_parents, 0x0f0, 0x0f4, 0x0f8, 24, 1,
249 31, 0x1C8, 1),
250 /* CLK_CFG_16 */
251 MUX_GATE_CLR_SET_UPD(CLK_TOP_PEXTP_SEL, "pextp_sel", sspxtp_parents, 0x0100, 0x104, 0x108,
252 0, 1, 7, 0x1c8, 2),
253 MUX_GATE_CLR_SET_UPD(CLK_TOP_TOPS_P2_26M_SEL, "tops_p2_26m_sel", sspxtp_parents, 0x0100,
254 0x104, 0x108, 8, 1, 15, 0x1C8, 3),
255 MUX_GATE_CLR_SET_UPD(CLK_TOP_MCUSYS_BACKUP_625M_SEL, "mcusys_backup_625m_sel",
256 mcusys_backup_625m_parents, 0x0100, 0x104, 0x108, 16, 1, 23, 0x1C8, 4),
257 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_SYNC_250M_SEL, "netsys_sync_250m_sel",
258 pcie_mbist_250m_parents, 0x0100, 0x104, 0x108, 24, 1, 31, 0x1c8, 5),
259 /* CLK_CFG_17 */
260 MUX_GATE_CLR_SET_UPD(CLK_TOP_MACSEC_SEL, "macsec_sel", macsec_parents, 0x0110, 0x114, 0x118,
261 0, 2, 7, 0x1c8, 6),
262 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_TOPS_400M_SEL, "netsys_tops_400m_sel",
263 netsys_tops_400m_parents, 0x0110, 0x114, 0x118, 8, 1, 15, 0x1c8, 7),
264 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_PPEFB_250M_SEL, "netsys_ppefb_250m_sel",
265 pcie_mbist_250m_parents, 0x0110, 0x114, 0x118, 16, 1, 23, 0x1c8, 8),
266 MUX_GATE_CLR_SET_UPD(CLK_TOP_NETSYS_WARP_SEL, "netsys_warp_sel", netsys_parents, 0x0110,
267 0x114, 0x118, 24, 2, 31, 0x1C8, 9),
268 /* CLK_CFG_18 */
269 MUX_GATE_CLR_SET_UPD(CLK_TOP_ETH_MII_SEL, "eth_mii_sel", eth_mii_parents, 0x0120, 0x124,
270 0x128, 0, 1, 7, 0x1c8, 10),
271 MUX_GATE_CLR_SET_UPD(CLK_TOP_NPU_SEL, "ck_npu_sel", netsys_2x_parents, 0x0120, 0x124, 0x128,
272 8, 2, 15, 0x1c8, 11),
273};
274
275static const struct mtk_composite top_aud_divs[] = {
276 DIV_GATE(CLK_TOP_AUD_I2S_M, "aud_i2s_m", "aud_sel", 0x0420, 0, 0x0420, 8, 8),
277};
278
279static const struct mtk_clk_desc topck_desc = {
280 .fixed_clks = top_fixed_clks,
281 .num_fixed_clks = ARRAY_SIZE(top_fixed_clks),
282 .factor_clks = top_divs,
283 .num_factor_clks = ARRAY_SIZE(top_divs),
284 .mux_clks = top_muxes,
285 .num_mux_clks = ARRAY_SIZE(top_muxes),
286 .composite_clks = top_aud_divs,
287 .num_composite_clks = ARRAY_SIZE(top_aud_divs),
288 .clk_lock = &mt7988_clk_lock,
289};
290
291static const char *const mcu_bus_div_parents[] = { "top_xtal", "ccipll2_b", "net1pll_d4" };
292
293static const char *const mcu_arm_div_parents[] = { "top_xtal", "arm_b", "net1pll_d4" };
294
295static struct mtk_composite mcu_muxes[] = {
296 /* bus_pll_divider_cfg */
297 MUX_GATE_FLAGS(CLK_MCU_BUS_DIV_SEL, "mcu_bus_div_sel", mcu_bus_div_parents, 0x7C0, 9, 2, -1,
298 CLK_IS_CRITICAL),
299 /* mp2_pll_divider_cfg */
300 MUX_GATE_FLAGS(CLK_MCU_ARM_DIV_SEL, "mcu_arm_div_sel", mcu_arm_div_parents, 0x7A8, 9, 2, -1,
301 CLK_IS_CRITICAL),
302};
303
304static const struct mtk_clk_desc mcusys_desc = {
305 .composite_clks = mcu_muxes,
306 .num_composite_clks = ARRAY_SIZE(mcu_muxes),
307};
308
309static const struct of_device_id of_match_clk_mt7988_topckgen[] = {
310 { .compatible = "mediatek,mt7988-topckgen", .data = &topck_desc },
311 { .compatible = "mediatek,mt7988-mcusys", .data = &mcusys_desc },
312 { /* sentinel */ }
313};
314MODULE_DEVICE_TABLE(of, of_match_clk_mt7988_topckgen);
315
316static struct platform_driver clk_mt7988_topckgen_drv = {
317 .probe = mtk_clk_simple_probe,
318 .remove_new = mtk_clk_simple_remove,
319 .driver = {
320 .name = "clk-mt7988-topckgen",
321 .of_match_table = of_match_clk_mt7988_topckgen,
322 },
323};
324module_platform_driver(clk_mt7988_topckgen_drv);
325MODULE_LICENSE("GPL");
326

source code of linux/drivers/clk/mediatek/clk-mt7988-topckgen.c