Merge tag 'x86-bugs-2022-06-01' of git://git.kernel.org/pub/scm/linux/kernel/git...
[platform/kernel/linux-starfive.git] / drivers / clk / mediatek / clk-mt8183-mfgcfg.c
1 // SPDX-License-Identifier: GPL-2.0
2 //
3 // Copyright (c) 2018 MediaTek Inc.
4 // Author: Weiyi Lu <weiyi.lu@mediatek.com>
5
6 #include <linux/clk-provider.h>
7 #include <linux/platform_device.h>
8 #include <linux/pm_runtime.h>
9
10 #include "clk-mtk.h"
11 #include "clk-gate.h"
12
13 #include <dt-bindings/clock/mt8183-clk.h>
14
15 static const struct mtk_gate_regs mfg_cg_regs = {
16         .set_ofs = 0x4,
17         .clr_ofs = 0x8,
18         .sta_ofs = 0x0,
19 };
20
21 #define GATE_MFG(_id, _name, _parent, _shift)                   \
22         GATE_MTK(_id, _name, _parent, &mfg_cg_regs, _shift,     \
23                 &mtk_clk_gate_ops_setclr)
24
25 static const struct mtk_gate mfg_clks[] = {
26         GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_sel", 0)
27 };
28
29 static int clk_mt8183_mfg_probe(struct platform_device *pdev)
30 {
31         struct clk_hw_onecell_data *clk_data;
32         struct device_node *node = pdev->dev.of_node;
33
34         pm_runtime_enable(&pdev->dev);
35
36         clk_data = mtk_alloc_clk_data(CLK_MFG_NR_CLK);
37
38         mtk_clk_register_gates_with_dev(node, mfg_clks, ARRAY_SIZE(mfg_clks),
39                         clk_data, &pdev->dev);
40
41         return of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
42 }
43
44 static const struct of_device_id of_match_clk_mt8183_mfg[] = {
45         { .compatible = "mediatek,mt8183-mfgcfg", },
46         {}
47 };
48
49 static struct platform_driver clk_mt8183_mfg_drv = {
50         .probe = clk_mt8183_mfg_probe,
51         .driver = {
52                 .name = "clk-mt8183-mfg",
53                 .of_match_table = of_match_clk_mt8183_mfg,
54         },
55 };
56
57 builtin_platform_driver(clk_mt8183_mfg_drv);