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58 lines
1.5 KiB
58 lines
1.5 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* Copyright (c) 2019 MediaTek Inc. |
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* Author: Wendell Lin <[email protected]> |
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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 <dt-bindings/clock/mt6779-clk.h> |
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#include "clk-mtk.h" |
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#include "clk-gate.h" |
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static const struct mtk_gate_regs img_cg_regs = { |
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.set_ofs = 0x0004, |
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.clr_ofs = 0x0008, |
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.sta_ofs = 0x0000, |
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}; |
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#define GATE_IMG(_id, _name, _parent, _shift) \ |
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GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, \ |
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&mtk_clk_gate_ops_setclr) |
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static const struct mtk_gate img_clks[] = { |
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GATE_IMG(CLK_IMG_LARB5, "imgsys_larb5", "img_sel", 0), |
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GATE_IMG(CLK_IMG_LARB6, "imgsys_larb6", "img_sel", 1), |
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GATE_IMG(CLK_IMG_DIP, "imgsys_dip", "img_sel", 2), |
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GATE_IMG(CLK_IMG_MFB, "imgsys_mfb", "img_sel", 6), |
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GATE_IMG(CLK_IMG_WPE_A, "imgsys_wpe_a", "img_sel", 7), |
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}; |
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static const struct of_device_id of_match_clk_mt6779_img[] = { |
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{ .compatible = "mediatek,mt6779-imgsys", }, |
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{} |
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}; |
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static int clk_mt6779_img_probe(struct platform_device *pdev) |
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{ |
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struct clk_onecell_data *clk_data; |
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struct device_node *node = pdev->dev.of_node; |
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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), |
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clk_data); |
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return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); |
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} |
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static struct platform_driver clk_mt6779_img_drv = { |
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.probe = clk_mt6779_img_probe, |
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.driver = { |
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.name = "clk-mt6779-img", |
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.of_match_table = of_match_clk_mt6779_img, |
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}, |
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}; |
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builtin_platform_driver(clk_mt6779_img_drv);
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