Commit fc219502 authored by Chun-Jie Chen's avatar Chun-Jie Chen Committed by Stephen Boyd
Browse files

clk: mediatek: Add MT8186 vencsys clock support



Add MT8186 vencsys clock controller which provide clock gate
control for video encoder.

Signed-off-by: default avatarChun-Jie Chen <chun-jie.chen@mediatek.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: default avatarMiles Chen <miles.chen@mediatek.com>
Link: https://lore.kernel.org/r/20220409132251.31725-13-chun-jie.chen@mediatek.com


Signed-off-by: default avatarStephen Boyd <sboyd@kernel.org>
parent 7e23620d
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@@ -74,7 +74,7 @@ obj-$(CONFIG_COMMON_CLK_MT8183_VENCSYS) += clk-mt8183-venc.o
obj-$(CONFIG_COMMON_CLK_MT8186) += clk-mt8186-mcu.o clk-mt8186-topckgen.o clk-mt8186-infra_ao.o \
				   clk-mt8186-apmixedsys.o clk-mt8186-imp_iic_wrap.o \
				   clk-mt8186-mfg.o clk-mt8186-mm.o clk-mt8186-wpe.o \
				   clk-mt8186-img.o clk-mt8186-vdec.o
				   clk-mt8186-img.o clk-mt8186-vdec.o clk-mt8186-venc.o
obj-$(CONFIG_COMMON_CLK_MT8192) += clk-mt8192.o
obj-$(CONFIG_COMMON_CLK_MT8192_AUDSYS) += clk-mt8192-aud.o
obj-$(CONFIG_COMMON_CLK_MT8192_CAMSYS) += clk-mt8192-cam.o
+51 −0
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// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright (c) 2022 MediaTek Inc.
// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>

#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include <dt-bindings/clock/mt8186-clk.h>

#include "clk-gate.h"
#include "clk-mtk.h"

static const struct mtk_gate_regs venc_cg_regs = {
	.set_ofs = 0x4,
	.clr_ofs = 0x8,
	.sta_ofs = 0x0,
};

#define GATE_VENC(_id, _name, _parent, _shift)			\
	GATE_MTK(_id, _name, _parent, &venc_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)

static const struct mtk_gate venc_clks[] = {
	GATE_VENC(CLK_VENC_CKE0_LARB, "venc_cke0_larb", "top_venc", 0),
	GATE_VENC(CLK_VENC_CKE1_VENC, "venc_cke1_venc", "top_venc", 4),
	GATE_VENC(CLK_VENC_CKE2_JPGENC, "venc_cke2_jpgenc", "top_venc", 8),
	GATE_VENC(CLK_VENC_CKE5_GALS, "venc_cke5_gals", "top_venc", 28),
};

static const struct mtk_clk_desc venc_desc = {
	.clks = venc_clks,
	.num_clks = ARRAY_SIZE(venc_clks),
};

static const struct of_device_id of_match_clk_mt8186_venc[] = {
	{
		.compatible = "mediatek,mt8186-vencsys",
		.data = &venc_desc,
	}, {
		/* sentinel */
	}
};

static struct platform_driver clk_mt8186_venc_drv = {
	.probe = mtk_clk_simple_probe,
	.remove = mtk_clk_simple_remove,
	.driver = {
		.name = "clk-mt8186-venc",
		.of_match_table = of_match_clk_mt8186_venc,
	},
};
builtin_platform_driver(clk_mt8186_venc_drv);