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| // SPDX-License-Identifier: GPL-2.0
| /*
| * Copyright (c) 2018 MediaTek Inc.
| * Author: Owen Chen <owen.chen@mediatek.com>
| */
|
| #include <linux/clk-provider.h>
| #include <linux/platform_device.h>
|
| #include "clk-mtk.h"
| #include "clk-gate.h"
|
| #include <dt-bindings/clock/mt6765-clk.h>
|
| static const struct mtk_gate_regs cam_cg_regs = {
| .set_ofs = 0x4,
| .clr_ofs = 0x8,
| .sta_ofs = 0x0,
| };
|
| #define GATE_CAM(_id, _name, _parent, _shift) { \
| .id = _id, \
| .name = _name, \
| .parent_name = _parent, \
| .regs = &cam_cg_regs, \
| .shift = _shift, \
| .ops = &mtk_clk_gate_ops_setclr, \
| }
|
| static const struct mtk_gate cam_clks[] = {
| GATE_CAM(CLK_CAM_LARB3, "cam_larb3", "mm_ck", 0),
| GATE_CAM(CLK_CAM_DFP_VAD, "cam_dfp_vad", "mm_ck", 1),
| GATE_CAM(CLK_CAM, "cam", "mm_ck", 6),
| GATE_CAM(CLK_CAMTG, "camtg", "mm_ck", 7),
| GATE_CAM(CLK_CAM_SENINF, "cam_seninf", "mm_ck", 8),
| GATE_CAM(CLK_CAMSV0, "camsv0", "mm_ck", 9),
| GATE_CAM(CLK_CAMSV1, "camsv1", "mm_ck", 10),
| GATE_CAM(CLK_CAMSV2, "camsv2", "mm_ck", 11),
| GATE_CAM(CLK_CAM_CCU, "cam_ccu", "mm_ck", 12),
| };
|
| static int clk_mt6765_cam_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_CAM_NR_CLK);
|
| mtk_clk_register_gates(node, cam_clks, ARRAY_SIZE(cam_clks), clk_data);
|
| r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
|
| if (r)
| pr_err("%s(): could not register clock provider: %d\n",
| __func__, r);
|
| return r;
| }
|
| static const struct of_device_id of_match_clk_mt6765_cam[] = {
| { .compatible = "mediatek,mt6765-camsys", },
| {}
| };
|
| static struct platform_driver clk_mt6765_cam_drv = {
| .probe = clk_mt6765_cam_probe,
| .driver = {
| .name = "clk-mt6765-cam",
| .of_match_table = of_match_clk_mt6765_cam,
| },
| };
|
| builtin_platform_driver(clk_mt6765_cam_drv);
|
|
