drivers/clk/mediatek/clk-mt8186-ipe.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 ipe_cg_regs = {
  14         .set_ofs = 0x4,
  15         .clr_ofs = 0x8,
  16         .sta_ofs = 0x0,
  17 };
  18
  19 #define GATE_IPE(_id, _name, _parent, _shift)                   \
  20         GATE_MTK(_id, _name, _parent, &ipe_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
  21
  22 static const struct mtk_gate ipe_clks[] = {
  23         GATE_IPE(CLK_IPE_LARB19, "ipe_larb19", "top_ipe", 0),
  24         GATE_IPE(CLK_IPE_LARB20, "ipe_larb20", "top_ipe", 1),
  25         GATE_IPE(CLK_IPE_SMI_SUBCOM, "ipe_smi_subcom", "top_ipe", 2),
  26         GATE_IPE(CLK_IPE_FD, "ipe_fd", "top_ipe", 3),
  27         GATE_IPE(CLK_IPE_FE, "ipe_fe", "top_ipe", 4),
  28         GATE_IPE(CLK_IPE_RSC, "ipe_rsc", "top_ipe", 5),
  29         GATE_IPE(CLK_IPE_DPE, "ipe_dpe", "top_ipe", 6),
  30         GATE_IPE(CLK_IPE_GALS_IPE, "ipe_gals_ipe", "top_img1", 8),
  31 };
  32
  33 static const struct mtk_clk_desc ipe_desc = {
  34         .clks = ipe_clks,
  35         .num_clks = ARRAY_SIZE(ipe_clks),
  36 };
  37
  38 static const struct of_device_id of_match_clk_mt8186_ipe[] = {
  39         {
  40                 .compatible = "mediatek,mt8186-ipesys",
  41                 .data = &ipe_desc,
  42         }, {
  43                 /* sentinel */
  44         }
  45 };
  46 MODULE_DEVICE_TABLE(of, of_match_clk_mt8186_ipe);
  47
  48 static struct platform_driver clk_mt8186_ipe_drv = {
  49         .probe = mtk_clk_simple_probe,
  50         .remove_new = mtk_clk_simple_remove,
  51         .driver = {
  52                 .name = "clk-mt8186-ipe",
  53                 .of_match_table = of_match_clk_mt8186_ipe,
  54         },
  55 };
  56 module_platform_driver(clk_mt8186_ipe_drv);
  57 MODULE_LICENSE("GPL");