1 // SPDX-License-Identifier: GPL-2.0-only 2 // 3 // Copyright (c) 2021 MediaTek Inc. 4 // Author: Chun-Jie Chen <chun-jie.chen@mediatek.com> 5 6 #include "clk-gate.h" 7 #include "clk-mtk.h" 8 9 #include <dt-bindings/clock/mt8195-clk.h> 10 #include <linux/clk-provider.h> 11 #include <linux/platform_device.h> 12 13 static const struct mtk_gate_regs venc_cg_regs = { 14 .set_ofs = 0x4, 15 .clr_ofs = 0x8, 16 .sta_ofs = 0x0, 17 }; 18 19 #define GATE_VENC(_id, _name, _parent, _shift) \ 20 GATE_MTK(_id, _name, _parent, &venc_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv) 21 22 static const struct mtk_gate venc_clks[] = { 23 GATE_VENC(CLK_VENC_LARB, "venc_larb", "top_venc", 0), 24 GATE_VENC(CLK_VENC_VENC, "venc_venc", "top_venc", 4), 25 GATE_VENC(CLK_VENC_JPGENC, "venc_jpgenc", "top_venc", 8), 26 GATE_VENC(CLK_VENC_JPGDEC, "venc_jpgdec", "top_venc", 12), 27 GATE_VENC(CLK_VENC_JPGDEC_C1, "venc_jpgdec_c1", "top_venc", 16), 28 GATE_VENC(CLK_VENC_GALS, "venc_gals", "top_venc", 28), 29 }; 30 31 static const struct mtk_gate venc_core1_clks[] = { 32 GATE_VENC(CLK_VENC_CORE1_LARB, "venc_core1_larb", "top_venc", 0), 33 GATE_VENC(CLK_VENC_CORE1_VENC, "venc_core1_venc", "top_venc", 4), 34 GATE_VENC(CLK_VENC_CORE1_JPGENC, "venc_core1_jpgenc", "top_venc", 8), 35 GATE_VENC(CLK_VENC_CORE1_JPGDEC, "venc_core1_jpgdec", "top_venc", 12), 36 GATE_VENC(CLK_VENC_CORE1_JPGDEC_C1, "venc_core1_jpgdec_c1", "top_venc", 16), 37 GATE_VENC(CLK_VENC_CORE1_GALS, "venc_core1_gals", "top_venc", 28), 38 }; 39 40 static const struct mtk_clk_desc venc_desc = { 41 .clks = venc_clks, 42 .num_clks = ARRAY_SIZE(venc_clks), 43 }; 44 45 static const struct mtk_clk_desc venc_core1_desc = { 46 .clks = venc_core1_clks, 47 .num_clks = ARRAY_SIZE(venc_core1_clks), 48 }; 49 50 static const struct of_device_id of_match_clk_mt8195_venc[] = { 51 { 52 .compatible = "mediatek,mt8195-vencsys", 53 .data = &venc_desc, 54 }, { 55 .compatible = "mediatek,mt8195-vencsys_core1", 56 .data = &venc_core1_desc, 57 }, { 58 /* sentinel */ 59 } 60 }; 61 MODULE_DEVICE_TABLE(of, of_match_clk_mt8195_venc); 62 63 static struct platform_driver clk_mt8195_venc_drv = { 64 .probe = mtk_clk_simple_probe, 65 .remove = mtk_clk_simple_remove, 66 .driver = { 67 .name = "clk-mt8195-venc", 68 .of_match_table = of_match_clk_mt8195_venc, 69 }, 70 }; 71 module_platform_driver(clk_mt8195_venc_drv); 72 73 MODULE_DESCRIPTION("MediaTek MT8195 Video Encoders clocks driver"); 74 MODULE_LICENSE("GPL"); 75