81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2025 MediaTek Inc.
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* Guangjie Song <guangjie.song@mediatek.com>
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* Copyright (c) 2025 Collabora Ltd.
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* Laura Nao <laura.nao@collabora.com>
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*/
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#include <dt-bindings/clock/mediatek,mt8196-clock.h>
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#include <linux/clk-provider.h>
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#include <linux/module.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-gate.h"
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#include "clk-mtk.h"
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static const struct mtk_gate_regs mm_v_cg_regs = {
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.set_ofs = 0x104,
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.clr_ofs = 0x108,
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.sta_ofs = 0x100,
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};
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static const struct mtk_gate_regs mm_v_hwv_regs = {
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.set_ofs = 0x0030,
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.clr_ofs = 0x0034,
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.sta_ofs = 0x2c18,
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};
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#define GATE_MM_AO_V(_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 = &mm_v_cg_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, \
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.flags = CLK_OPS_PARENT_ENABLE | \
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CLK_IS_CRITICAL, \
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}
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#define GATE_HWV_MM_V(_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 = &mm_v_cg_regs, \
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.hwv_regs = &mm_v_hwv_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_hwv_ops_setclr, \
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.flags = CLK_OPS_PARENT_ENABLE, \
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}
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static const struct mtk_gate mm_v_clks[] = {
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GATE_HWV_MM_V(CLK_MM_V_DISP_VDISP_AO_CONFIG, "mm_v_disp_vdisp_ao_config", "disp", 0),
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GATE_HWV_MM_V(CLK_MM_V_DISP_DPC, "mm_v_disp_dpc", "disp", 16),
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GATE_MM_AO_V(CLK_MM_V_SMI_SUB_SOMM0, "mm_v_smi_sub_somm0", "disp", 2),
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};
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static const struct mtk_clk_desc mm_v_mcd = {
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.clks = mm_v_clks,
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.num_clks = ARRAY_SIZE(mm_v_clks),
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};
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static const struct of_device_id of_match_clk_mt8196_vdisp_ao[] = {
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{ .compatible = "mediatek,mt8196-vdisp-ao", .data = &mm_v_mcd },
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{ /* sentinel */ }
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};
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MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_vdisp_ao);
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static struct platform_driver clk_mt8196_vdisp_ao_drv = {
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.probe = mtk_clk_pdev_probe,
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.remove = mtk_clk_pdev_remove,
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.driver = {
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.name = "clk-mt8196-vdisp-ao",
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.of_match_table = of_match_clk_mt8196_vdisp_ao,
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},
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};
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module_platform_driver(clk_mt8196_vdisp_ao_drv);
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MODULE_DESCRIPTION("MediaTek MT8196 vdisp_ao clocks driver");
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MODULE_LICENSE("GPL");
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