74 lines
1.7 KiB
C
74 lines
1.7 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2020 MediaTek Inc.
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* Copyright (c) 2020 BayLibre, SAS
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* Author: James Liao <jamesjj.liao@mediatek.com>
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* Fabien Parent <fparent@baylibre.com>
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*/
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#include <linux/clk-provider.h>
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#include <linux/of.h>
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#include <linux/of_address.h>
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#include <linux/of_device.h>
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#include <linux/platform_device.h>
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#include "clk-mtk.h"
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#include "clk-gate.h"
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#include <dt-bindings/clock/mt8167-clk.h>
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static const struct mtk_gate_regs vdec0_cg_regs = {
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.set_ofs = 0x0,
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.clr_ofs = 0x4,
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.sta_ofs = 0x0,
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};
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static const struct mtk_gate_regs vdec1_cg_regs = {
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.set_ofs = 0x8,
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.clr_ofs = 0xc,
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.sta_ofs = 0x8,
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};
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#define GATE_VDEC0_I(_id, _name, _parent, _shift) { \
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.id = _id, \
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.name = _name, \
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.parent_name = _parent, \
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.regs = &vdec0_cg_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr_inv, \
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}
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#define GATE_VDEC1_I(_id, _name, _parent, _shift) { \
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.id = _id, \
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.name = _name, \
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.parent_name = _parent, \
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.regs = &vdec1_cg_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr_inv, \
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}
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static const struct mtk_gate vdec_clks[] __initconst = {
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/* VDEC0 */
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GATE_VDEC0_I(CLK_VDEC_CKEN, "vdec_cken", "rg_vdec", 0),
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/* VDEC1 */
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GATE_VDEC1_I(CLK_VDEC_LARB1_CKEN, "vdec_larb1_cken", "smi_mm", 0),
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};
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static void __init mtk_vdecsys_init(struct device_node *node)
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{
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struct clk_onecell_data *clk_data;
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int r;
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clk_data = mtk_alloc_clk_data(CLK_VDEC_NR_CLK);
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mtk_clk_register_gates(node, vdec_clks, ARRAY_SIZE(vdec_clks), clk_data);
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r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
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if (r)
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pr_err("%s(): could not register clock provider: %d\n",
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__func__, r);
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}
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CLK_OF_DECLARE(mtk_vdecsys, "mediatek,mt8167-vdecsys", mtk_vdecsys_init);
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