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- // SPDX-License-Identifier: GPL-2.0
- /*
- * Copyright (c) 2019 MediaTek Inc.
- * Author: Wendell Lin <wendell.lin@mediatek.com>
- */
- #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 cam_cg_regs = {
- .set_ofs = 0x0004,
- .clr_ofs = 0x0008,
- .sta_ofs = 0x0000,
- };
- #define GATE_CAM(_id, _name, _parent, _shift) \
- GATE_MTK(_id, _name, _parent, &cam_cg_regs, _shift, \
- &mtk_clk_gate_ops_setclr)
- static const struct mtk_gate cam_clks[] = {
- GATE_CAM(CLK_CAM_LARB10, "camsys_larb10", "cam_sel", 0),
- GATE_CAM(CLK_CAM_DFP_VAD, "camsys_dfp_vad", "cam_sel", 1),
- GATE_CAM(CLK_CAM_LARB11, "camsys_larb11", "cam_sel", 2),
- GATE_CAM(CLK_CAM_LARB9, "camsys_larb9", "cam_sel", 3),
- GATE_CAM(CLK_CAM_CAM, "camsys_cam", "cam_sel", 6),
- GATE_CAM(CLK_CAM_CAMTG, "camsys_camtg", "cam_sel", 7),
- GATE_CAM(CLK_CAM_SENINF, "camsys_seninf", "cam_sel", 8),
- GATE_CAM(CLK_CAM_CAMSV0, "camsys_camsv0", "cam_sel", 9),
- GATE_CAM(CLK_CAM_CAMSV1, "camsys_camsv1", "cam_sel", 10),
- GATE_CAM(CLK_CAM_CAMSV2, "camsys_camsv2", "cam_sel", 11),
- GATE_CAM(CLK_CAM_CAMSV3, "camsys_camsv3", "cam_sel", 12),
- GATE_CAM(CLK_CAM_CCU, "camsys_ccu", "cam_sel", 13),
- GATE_CAM(CLK_CAM_FAKE_ENG, "camsys_fake_eng", "cam_sel", 14),
- };
- static const struct of_device_id of_match_clk_mt6779_cam[] = {
- { .compatible = "mediatek,mt6779-camsys", },
- {}
- };
- static int clk_mt6779_cam_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_CAM_NR_CLK);
- mtk_clk_register_gates(node, cam_clks, ARRAY_SIZE(cam_clks),
- clk_data);
- return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
- }
- static struct platform_driver clk_mt6779_cam_drv = {
- .probe = clk_mt6779_cam_probe,
- .driver = {
- .name = "clk-mt6779-cam",
- .of_match_table = of_match_clk_mt6779_cam,
- },
- };
- builtin_platform_driver(clk_mt6779_cam_drv);
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