1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2019 MediaTek Inc.
4 * Author: Wendell Lin <wendell.lin@mediatek.com>
7 #include <linux/clk-provider.h>
8 #include <linux/platform_device.h>
9 #include <dt-bindings/clock/mt6779-clk.h>
14 static const struct mtk_gate_regs img_cg_regs
= {
20 #define GATE_IMG(_id, _name, _parent, _shift) \
21 GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, \
22 &mtk_clk_gate_ops_setclr)
24 static const struct mtk_gate img_clks
[] = {
25 GATE_IMG(CLK_IMG_LARB5
, "imgsys_larb5", "img_sel", 0),
26 GATE_IMG(CLK_IMG_LARB6
, "imgsys_larb6", "img_sel", 1),
27 GATE_IMG(CLK_IMG_DIP
, "imgsys_dip", "img_sel", 2),
28 GATE_IMG(CLK_IMG_MFB
, "imgsys_mfb", "img_sel", 6),
29 GATE_IMG(CLK_IMG_WPE_A
, "imgsys_wpe_a", "img_sel", 7),
32 static const struct of_device_id of_match_clk_mt6779_img
[] = {
33 { .compatible
= "mediatek,mt6779-imgsys", },
37 static int clk_mt6779_img_probe(struct platform_device
*pdev
)
39 struct clk_onecell_data
*clk_data
;
40 struct device_node
*node
= pdev
->dev
.of_node
;
42 clk_data
= mtk_alloc_clk_data(CLK_IMG_NR_CLK
);
44 mtk_clk_register_gates(node
, img_clks
, ARRAY_SIZE(img_clks
),
47 return of_clk_add_provider(node
, of_clk_src_onecell_get
, clk_data
);
50 static struct platform_driver clk_mt6779_img_drv
= {
51 .probe
= clk_mt6779_img_probe
,
53 .name
= "clk-mt6779-img",
54 .of_match_table
= of_match_clk_mt6779_img
,
58 builtin_platform_driver(clk_mt6779_img_drv
);