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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2019 MediaTek Inc.
* Author: Wendell Lin <wendell.lin@mediatek.com>
*/
#include <linux/module.h>
#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include <dt-bindings/clock/mt6779-clk.h>
#include "clk-mtk.h"
#include "clk-gate.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) \
GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, \
&mtk_clk_gate_ops_setclr)
static const struct mtk_gate img_clks[] = {
GATE_IMG(CLK_IMG_LARB5, "imgsys_larb5", "img_sel", 0),
GATE_IMG(CLK_IMG_LARB6, "imgsys_larb6", "img_sel", 1),
GATE_IMG(CLK_IMG_DIP, "imgsys_dip", "img_sel", 2),
GATE_IMG(CLK_IMG_MFB, "imgsys_mfb", "img_sel", 6),
GATE_IMG(CLK_IMG_WPE_A, "imgsys_wpe_a", "img_sel", 7),
};
static const struct of_device_id of_match_clk_mt6779_img[] = {
{ .compatible = "mediatek,mt6779-imgsys", },
{}
};
static int clk_mt6779_img_probe(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
struct device_node *node = pdev->dev.of_node;
clk_data = mtk_alloc_clk_data(CLK_IMG_NR_CLK);
mtk_clk_register_gates(node, img_clks, ARRAY_SIZE(img_clks),
clk_data);
return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
}
static struct platform_driver clk_mt6779_img_drv = {
.probe = clk_mt6779_img_probe,
.driver = {
.name = "clk-mt6779-img",
.of_match_table = of_match_clk_mt6779_img,
},
};
module_platform_driver(clk_mt6779_img_drv);
MODULE_LICENSE("GPL");
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