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>
13 #include <dt-bindings/clock/mt6779-clk.h>
15 static const struct mtk_gate_regs venc_cg_regs
= {
21 #define GATE_VENC_I(_id, _name, _parent, _shift) \
22 GATE_MTK(_id, _name, _parent, &venc_cg_regs, _shift, \
23 &mtk_clk_gate_ops_setclr_inv)
25 static const struct mtk_gate venc_clks
[] = {
26 GATE_VENC_I(CLK_VENC_GCON_LARB
, "venc_larb", "venc_sel", 0),
27 GATE_VENC_I(CLK_VENC_GCON_VENC
, "venc_venc", "venc_sel", 4),
28 GATE_VENC_I(CLK_VENC_GCON_JPGENC
, "venc_jpgenc", "venc_sel", 8),
29 GATE_VENC_I(CLK_VENC_GCON_GALS
, "venc_gals", "venc_sel", 28),
32 static const struct of_device_id of_match_clk_mt6779_venc
[] = {
33 { .compatible
= "mediatek,mt6779-vencsys", },
37 static int clk_mt6779_venc_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_VENC_GCON_NR_CLK
);
44 mtk_clk_register_gates(node
, venc_clks
, ARRAY_SIZE(venc_clks
),
47 return of_clk_add_provider(node
, of_clk_src_onecell_get
, clk_data
);
50 static struct platform_driver clk_mt6779_venc_drv
= {
51 .probe
= clk_mt6779_venc_probe
,
53 .name
= "clk-mt6779-venc",
54 .of_match_table
= of_match_clk_mt6779_venc
,
58 builtin_platform_driver(clk_mt6779_venc_drv
);