1 // SPDX-License-Identifier: GPL-2.0-only
2 /* Copyright (c) 2017 MediaTek Inc.
3 * Author: Kevin Chen <kevin-cw.chen@mediatek.com>
6 #include <linux/clk-provider.h>
7 #include <linux/platform_device.h>
8 #include <dt-bindings/clock/mt6797-clk.h>
13 static const struct mtk_gate_regs img_cg_regs = {
19 #define GATE_IMG(_id, _name, _parent, _shift) { \
22 .parent_name = _parent, \
23 .regs = &img_cg_regs, \
25 .ops = &mtk_clk_gate_ops_setclr, \
28 static const struct mtk_gate img_clks[] = {
29 GATE_IMG(CLK_IMG_FDVT, "img_fdvt", "mm_sel", 11),
30 GATE_IMG(CLK_IMG_DPE, "img_dpe", "mm_sel", 10),
31 GATE_IMG(CLK_IMG_DIP, "img_dip", "mm_sel", 6),
32 GATE_IMG(CLK_IMG_LARB6, "img_larb6", "mm_sel", 0),
35 static const struct of_device_id of_match_clk_mt6797_img[] = {
36 { .compatible = "mediatek,mt6797-imgsys", },
40 static int clk_mt6797_img_probe(struct platform_device *pdev)
42 struct clk_onecell_data *clk_data;
44 struct device_node *node = pdev->dev.of_node;
46 clk_data = mtk_alloc_clk_data(CLK_IMG_NR);
48 mtk_clk_register_gates(node, img_clks, ARRAY_SIZE(img_clks),
51 r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
54 "could not register clock provider: %s: %d\n",
60 static struct platform_driver clk_mt6797_img_drv = {
61 .probe = clk_mt6797_img_probe,
63 .name = "clk-mt6797-img",
64 .of_match_table = of_match_clk_mt6797_img,
68 builtin_platform_driver(clk_mt6797_img_drv);