drivers/clk/mediatek/clk-mt8186-imp_iic_wrap.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 //
   3 // Copyright (c) 2022 MediaTek Inc.
   4 // Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
   5
   6 #include <linux/clk-provider.h>
   7 #include <linux/platform_device.h>
   8 #include <dt-bindings/clock/mt8186-clk.h>
   9
  10 #include "clk-gate.h"
  11 #include "clk-mtk.h"
  12
  13 static const struct mtk_gate_regs imp_iic_wrap_cg_regs = {
  14         .set_ofs = 0xe08,
  15         .clr_ofs = 0xe04,
  16         .sta_ofs = 0xe00,
  17 };
  18
  19 #define GATE_IMP_IIC_WRAP(_id, _name, _parent, _shift)                  \
  20         GATE_MTK(_id, _name, _parent, &imp_iic_wrap_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
  21
  22 static const struct mtk_gate imp_iic_wrap_clks[] = {
  23         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C0,
  24                 "imp_iic_wrap_ap_clock_i2c0", "infra_ao_i2c_ap", 0),
  25         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C1,
  26                 "imp_iic_wrap_ap_clock_i2c1", "infra_ao_i2c_ap", 1),
  27         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C2,
  28                 "imp_iic_wrap_ap_clock_i2c2", "infra_ao_i2c_ap", 2),
  29         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C3,
  30                 "imp_iic_wrap_ap_clock_i2c3", "infra_ao_i2c_ap", 3),
  31         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C4,
  32                 "imp_iic_wrap_ap_clock_i2c4", "infra_ao_i2c_ap", 4),
  33         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C5,
  34                 "imp_iic_wrap_ap_clock_i2c5", "infra_ao_i2c_ap", 5),
  35         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C6,
  36                 "imp_iic_wrap_ap_clock_i2c6", "infra_ao_i2c_ap", 6),
  37         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C7,
  38                 "imp_iic_wrap_ap_clock_i2c7", "infra_ao_i2c_ap", 7),
  39         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C8,
  40                 "imp_iic_wrap_ap_clock_i2c8", "infra_ao_i2c_ap", 8),
  41         GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_AP_CLOCK_I2C9,
  42                 "imp_iic_wrap_ap_clock_i2c9", "infra_ao_i2c_ap", 9),
  43 };
  44
  45 static const struct mtk_clk_desc imp_iic_wrap_desc = {
  46         .clks = imp_iic_wrap_clks,
  47         .num_clks = ARRAY_SIZE(imp_iic_wrap_clks),
  48 };
  49
  50 static const struct of_device_id of_match_clk_mt8186_imp_iic_wrap[] = {
  51         {
  52                 .compatible = "mediatek,mt8186-imp_iic_wrap",
  53                 .data = &imp_iic_wrap_desc,
  54         }, {
  55                 /* sentinel */
  56         }
  57 };
  58 MODULE_DEVICE_TABLE(of, of_match_clk_mt8186_imp_iic_wrap);
  59
  60 static struct platform_driver clk_mt8186_imp_iic_wrap_drv = {
  61         .probe = mtk_clk_simple_probe,
  62         .remove = mtk_clk_simple_remove,
  63         .driver = {
  64                 .name = "clk-mt8186-imp_iic_wrap",
  65                 .of_match_table = of_match_clk_mt8186_imp_iic_wrap,
  66         },
  67 };
  68 module_platform_driver(clk_mt8186_imp_iic_wrap_drv);
  69
  70 MODULE_DESCRIPTION("MediaTek MT8186 I2C Wrapper clocks driver");
  71 MODULE_LICENSE("GPL");