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60 lines
1.6 KiB
60 lines
1.6 KiB
// 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 <[email protected]> |
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* Fabien Parent <[email protected]> |
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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 img_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_IMG(_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 = &img_cg_regs, \ |
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.shift = _shift, \ |
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.ops = &mtk_clk_gate_ops_setclr, \ |
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} |
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static const struct mtk_gate img_clks[] __initconst = { |
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GATE_IMG(CLK_IMG_LARB1_SMI, "img_larb1_smi", "smi_mm", 0), |
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GATE_IMG(CLK_IMG_CAM_SMI, "img_cam_smi", "smi_mm", 5), |
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GATE_IMG(CLK_IMG_CAM_CAM, "img_cam_cam", "smi_mm", 6), |
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GATE_IMG(CLK_IMG_SEN_TG, "img_sen_tg", "cam_mm", 7), |
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GATE_IMG(CLK_IMG_SEN_CAM, "img_sen_cam", "smi_mm", 8), |
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GATE_IMG(CLK_IMG_VENC, "img_venc", "smi_mm", 9), |
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}; |
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static void __init mtk_imgsys_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_IMG_NR_CLK); |
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mtk_clk_register_gates(node, img_clks, ARRAY_SIZE(img_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_imgsys, "mediatek,mt8167-imgsys", mtk_imgsys_init);
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