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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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1aca9939bf
Add MT6765 clock support, include topckgen, apmixedsys, infracfg, mcucfg and subsystem clocks. Signed-off-by: Owen Chen <owen.chen@mediatek.com> Signed-off-by: Mars Cheng <mars.cheng@mediatek.com> Signed-off-by: Macpaul Lin <macpaul.lin@mediatek.com> Link: https://lore.kernel.org/r/1582278742-1626-6-git-send-email-macpaul.lin@mediatek.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2018 MediaTek Inc.
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* Author: Owen Chen <owen.chen@mediatek.com>
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*/
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#include <linux/clk-provider.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/mt6765-clk.h>
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static const struct mtk_gate_regs venc_cg_regs = {
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.set_ofs = 0x4,
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.clr_ofs = 0x8,
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.sta_ofs = 0x0,
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};
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#define GATE_VENC(_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 = &venc_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 venc_clks[] = {
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GATE_VENC(CLK_VENC_SET0_LARB, "venc_set0_larb", "mm_ck", 0),
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GATE_VENC(CLK_VENC_SET1_VENC, "venc_set1_venc", "mm_ck", 4),
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GATE_VENC(CLK_VENC_SET2_JPGENC, "jpgenc", "mm_ck", 8),
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GATE_VENC(CLK_VENC_SET3_VDEC, "venc_set3_vdec", "mm_ck", 12),
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};
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static int clk_mt6765_vcodec_probe(struct platform_device *pdev)
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{
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struct clk_onecell_data *clk_data;
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int r;
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struct device_node *node = pdev->dev.of_node;
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clk_data = mtk_alloc_clk_data(CLK_VENC_NR_CLK);
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mtk_clk_register_gates(node, venc_clks,
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ARRAY_SIZE(venc_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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return r;
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}
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static const struct of_device_id of_match_clk_mt6765_vcodec[] = {
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{ .compatible = "mediatek,mt6765-vcodecsys", },
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{}
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};
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static struct platform_driver clk_mt6765_vcodec_drv = {
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.probe = clk_mt6765_vcodec_probe,
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.driver = {
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.name = "clk-mt6765-vcodec",
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.of_match_table = of_match_clk_mt6765_vcodec,
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},
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};
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builtin_platform_driver(clk_mt6765_vcodec_drv);
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