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- // SPDX-License-Identifier: GPL-2.0-only
- /*
- * Copyright (c) 2014 MediaTek Inc.
- * Author: Shunli Wang <shunli.wang@mediatek.com>
- */
- #include <linux/clk-provider.h>
- #include <linux/platform_device.h>
- #include "clk-mtk.h"
- #include "clk-gate.h"
- #include <dt-bindings/clock/mt2701-clk.h>
- static const struct mtk_gate_regs img_cg_regs = {
- .set_ofs = 0x0004,
- .clr_ofs = 0x0008,
- .sta_ofs = 0x0000,
- };
- #define GATE_IMG(_id, _name, _parent, _shift) { \
- .id = _id, \
- .name = _name, \
- .parent_name = _parent, \
- .regs = &img_cg_regs, \
- .shift = _shift, \
- .ops = &mtk_clk_gate_ops_setclr, \
- }
- static const struct mtk_gate img_clks[] = {
- GATE_IMG(CLK_IMG_SMI_COMM, "img_smi_comm", "mm_sel", 0),
- GATE_IMG(CLK_IMG_RESZ, "img_resz", "mm_sel", 1),
- GATE_IMG(CLK_IMG_JPGDEC_SMI, "img_jpgdec_smi", "mm_sel", 5),
- GATE_IMG(CLK_IMG_JPGDEC, "img_jpgdec", "mm_sel", 6),
- GATE_IMG(CLK_IMG_VENC_LT, "img_venc_lt", "mm_sel", 8),
- GATE_IMG(CLK_IMG_VENC, "img_venc", "mm_sel", 9),
- };
- static const struct of_device_id of_match_clk_mt2701_img[] = {
- { .compatible = "mediatek,mt2701-imgsys", },
- {}
- };
- static int clk_mt2701_img_probe(struct platform_device *pdev)
- {
- struct clk_onecell_data *clk_data;
- int r;
- struct device_node *node = pdev->dev.of_node;
- clk_data = mtk_alloc_clk_data(CLK_IMG_NR);
- mtk_clk_register_gates(node, img_clks, ARRAY_SIZE(img_clks),
- clk_data);
- r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
- if (r)
- dev_err(&pdev->dev,
- "could not register clock provider: %s: %d\n",
- pdev->name, r);
- return r;
- }
- static struct platform_driver clk_mt2701_img_drv = {
- .probe = clk_mt2701_img_probe,
- .driver = {
- .name = "clk-mt2701-img",
- .of_match_table = of_match_clk_mt2701_img,
- },
- };
- builtin_platform_driver(clk_mt2701_img_drv);
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