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 peri_ao_cg_regs = { 14 .set_ofs = 0x10, 15 .clr_ofs = 0x14, 16 .sta_ofs = 0x18, 17 }; 18 19 #define GATE_PERI_AO(_id, _name, _parent, _shift) \ 20 GATE_MTK(_id, _name, _parent, &peri_ao_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 21 22 static const struct mtk_gate peri_ao_clks[] = { 23 GATE_PERI_AO(CLK_PERI_AO_ETHERNET, "peri_ao_ethernet", "top_axi", 0), 24 GATE_PERI_AO(CLK_PERI_AO_ETHERNET_BUS, "peri_ao_ethernet_bus", "top_axi", 1), 25 GATE_PERI_AO(CLK_PERI_AO_FLASHIF_BUS, "peri_ao_flashif_bus", "top_axi", 3), 26 GATE_PERI_AO(CLK_PERI_AO_FLASHIF_FLASH, "peri_ao_flashif_flash", "top_spinor", 5), 27 GATE_PERI_AO(CLK_PERI_AO_SSUSB_1P_BUS, "peri_ao_ssusb_1p_bus", "top_usb_top_1p", 7), 28 GATE_PERI_AO(CLK_PERI_AO_SSUSB_1P_XHCI, "peri_ao_ssusb_1p_xhci", "top_ssusb_xhci_1p", 8), 29 GATE_PERI_AO(CLK_PERI_AO_SSUSB_2P_BUS, "peri_ao_ssusb_2p_bus", "top_usb_top_2p", 9), 30 GATE_PERI_AO(CLK_PERI_AO_SSUSB_2P_XHCI, "peri_ao_ssusb_2p_xhci", "top_ssusb_xhci_2p", 10), 31 GATE_PERI_AO(CLK_PERI_AO_SSUSB_3P_BUS, "peri_ao_ssusb_3p_bus", "top_usb_top_3p", 11), 32 GATE_PERI_AO(CLK_PERI_AO_SSUSB_3P_XHCI, "peri_ao_ssusb_3p_xhci", "top_ssusb_xhci_3p", 12), 33 GATE_PERI_AO(CLK_PERI_AO_SPINFI, "peri_ao_spinfi", "top_spinfi_bclk", 15), 34 GATE_PERI_AO(CLK_PERI_AO_ETHERNET_MAC, "peri_ao_ethernet_mac", "top_snps_eth_250m", 16), 35 GATE_PERI_AO(CLK_PERI_AO_NFI_H, "peri_ao_nfi_h", "top_axi", 19), 36 GATE_PERI_AO(CLK_PERI_AO_FNFI1X, "peri_ao_fnfi1x", "top_nfi1x", 20), 37 GATE_PERI_AO(CLK_PERI_AO_PCIE_P0_MEM, "peri_ao_pcie_p0_mem", "mem_466m", 24), 38 GATE_PERI_AO(CLK_PERI_AO_PCIE_P1_MEM, "peri_ao_pcie_p1_mem", "mem_466m", 25), 39 }; 40 41 static const struct mtk_clk_desc peri_ao_desc = { 42 .clks = peri_ao_clks, 43 .num_clks = ARRAY_SIZE(peri_ao_clks), 44 }; 45 46 static const struct of_device_id of_match_clk_mt8195_peri_ao[] = { 47 { 48 .compatible = "mediatek,mt8195-pericfg_ao", 49 .data = &peri_ao_desc, 50 }, { 51 /* sentinel */ 52 } 53 }; 54 MODULE_DEVICE_TABLE(of, of_match_clk_mt8195_peri_ao); 55 56 static struct platform_driver clk_mt8195_peri_ao_drv = { 57 .probe = mtk_clk_simple_probe, 58 .remove = mtk_clk_simple_remove, 59 .driver = { 60 .name = "clk-mt8195-peri_ao", 61 .of_match_table = of_match_clk_mt8195_peri_ao, 62 }, 63 }; 64 module_platform_driver(clk_mt8195_peri_ao_drv); 65 66 MODULE_DESCRIPTION("MediaTek MT8195 pericfg clocks driver"); 67 MODULE_LICENSE("GPL"); 68