85 lines · c
1// SPDX-License-Identifier: GPL-2.0-only2/*3 * Copyright (c) 2022 MediaTek Inc.4 * Author: Garmin Chang <garmin.chang@mediatek.com>5 */6 7#include <linux/clk-provider.h>8#include <linux/mod_devicetable.h>9#include <linux/platform_device.h>10 11#include <dt-bindings/clock/mediatek,mt8188-clk.h>12 13#include "clk-gate.h"14#include "clk-mtk.h"15 16static const struct mtk_gate_regs imp_iic_wrap_cg_regs = {17 .set_ofs = 0xe08,18 .clr_ofs = 0xe04,19 .sta_ofs = 0xe00,20};21 22#define GATE_IMP_IIC_WRAP(_id, _name, _parent, _shift) \23 GATE_MTK_FLAGS(_id, _name, _parent, &imp_iic_wrap_cg_regs, _shift, \24 &mtk_clk_gate_ops_setclr, CLK_OPS_PARENT_ENABLE)25 26static const struct mtk_gate imp_iic_wrap_c_clks[] = {27 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_C_AP_CLOCK_I2C0,28 "imp_iic_wrap_c_ap_clock_i2c0", "top_i2c", 0),29 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_C_AP_CLOCK_I2C2,30 "imp_iic_wrap_c_ap_clock_i2c2", "top_i2c", 1),31 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_C_AP_CLOCK_I2C3,32 "imp_iic_wrap_c_ap_clock_i2c3", "top_i2c", 2),33};34 35static const struct mtk_gate imp_iic_wrap_w_clks[] = {36 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_AP_CLOCK_I2C1,37 "imp_iic_wrap_w_ap_clock_i2c1", "top_i2c", 0),38 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_AP_CLOCK_I2C4,39 "imp_iic_wrap_w_ap_clock_i2c4", "top_i2c", 1),40};41 42static const struct mtk_gate imp_iic_wrap_en_clks[] = {43 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_EN_AP_CLOCK_I2C5,44 "imp_iic_wrap_en_ap_clock_i2c5", "top_i2c", 0),45 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_EN_AP_CLOCK_I2C6,46 "imp_iic_wrap_en_ap_clock_i2c6", "top_i2c", 1),47};48 49static const struct mtk_clk_desc imp_iic_wrap_c_desc = {50 .clks = imp_iic_wrap_c_clks,51 .num_clks = ARRAY_SIZE(imp_iic_wrap_c_clks),52};53 54static const struct mtk_clk_desc imp_iic_wrap_w_desc = {55 .clks = imp_iic_wrap_w_clks,56 .num_clks = ARRAY_SIZE(imp_iic_wrap_w_clks),57};58 59static const struct mtk_clk_desc imp_iic_wrap_en_desc = {60 .clks = imp_iic_wrap_en_clks,61 .num_clks = ARRAY_SIZE(imp_iic_wrap_en_clks),62};63 64static const struct of_device_id of_match_clk_mt8188_imp_iic_wrap[] = {65 { .compatible = "mediatek,mt8188-imp-iic-wrap-c", .data = &imp_iic_wrap_c_desc },66 { .compatible = "mediatek,mt8188-imp-iic-wrap-w", .data = &imp_iic_wrap_w_desc },67 { .compatible = "mediatek,mt8188-imp-iic-wrap-en", .data = &imp_iic_wrap_en_desc },68 { /* sentinel */ }69};70MODULE_DEVICE_TABLE(of, of_match_clk_mt8188_imp_iic_wrap);71 72static struct platform_driver clk_mt8188_imp_iic_wrap_drv = {73 .probe = mtk_clk_simple_probe,74 .remove = mtk_clk_simple_remove,75 .driver = {76 .name = "clk-mt8188-imp_iic_wrap",77 .of_match_table = of_match_clk_mt8188_imp_iic_wrap,78 },79};80 81module_platform_driver(clk_mt8188_imp_iic_wrap_drv);82 83MODULE_DESCRIPTION("MediaTek MT8188 I2C Wrapper clocks driver");84MODULE_LICENSE("GPL");85