drivers/clk/mediatek/clk-mt8365-mfg.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2022 MediaTek Inc.
   4  */
   5
   6 #include <dt-bindings/clock/mediatek,mt8365-clk.h>
   7 #include <linux/clk-provider.h>
   8 #include <linux/platform_device.h>
   9
  10 #include "clk-gate.h"
  11 #include "clk-mtk.h"
  12
  13 static const struct mtk_gate_regs mfg0_cg_regs = {
  14         .set_ofs = 0x4,
  15         .clr_ofs = 0x8,
  16         .sta_ofs = 0x0,
  17 };
  18
  19 static const struct mtk_gate_regs mfg1_cg_regs = {
  20         .set_ofs = 0x280,
  21         .clr_ofs = 0x280,
  22         .sta_ofs = 0x280,
  23 };
  24
  25 #define GATE_MFG0(_id, _name, _parent, _shift) \
  26                 GATE_MTK(_id, _name, _parent, &mfg0_cg_regs, _shift, \
  27                          &mtk_clk_gate_ops_setclr)
  28
  29 #define GATE_MFG1(_id, _name, _parent, _shift) \
  30                 GATE_MTK(_id, _name, _parent, &mfg1_cg_regs, _shift, \
  31                          &mtk_clk_gate_ops_no_setclr)
  32
  33 static const struct mtk_gate mfg_clks[] = {
  34         /* MFG0 */
  35         GATE_MFG0(CLK_MFG_BG3D, "mfg_bg3d", "mfg_sel", 0),
  36         /* MFG1 */
  37         GATE_MFG1(CLK_MFG_MBIST_DIAG, "mfg_mbist_diag", "mbist_diag_sel", 24),
  38 };
  39
  40 static const struct mtk_clk_desc mfg_desc = {
  41         .clks = mfg_clks,
  42         .num_clks = ARRAY_SIZE(mfg_clks),
  43 };
  44
  45 static const struct of_device_id of_match_clk_mt8365_mfg[] = {
  46         {
  47                 .compatible = "mediatek,mt8365-mfgcfg",
  48                 .data = &mfg_desc,
  49         }, {
  50                 /* sentinel */
  51         }
  52 };
  53 MODULE_DEVICE_TABLE(of, of_match_clk_mt8365_mfg);
  54
  55 static struct platform_driver clk_mt8365_mfg_drv = {
  56         .probe = mtk_clk_simple_probe,
  57         .remove = mtk_clk_simple_remove,
  58         .driver = {
  59                 .name = "clk-mt8365-mfg",
  60                 .of_match_table = of_match_clk_mt8365_mfg,
  61         },
  62 };
  63 module_platform_driver(clk_mt8365_mfg_drv);
  64
  65 MODULE_DESCRIPTION("MediaTek MT8365 GPU mfg clocks driver");
  66 MODULE_LICENSE("GPL");