cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

clk-mt8186-img.c (1931B)

      1// SPDX-License-Identifier: GPL-2.0-only
      2//
      3// Copyright (c) 2022 MediaTek Inc.
      4// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
      5
      6#include <linux/clk-provider.h>
      7#include <linux/platform_device.h>
      8#include <dt-bindings/clock/mt8186-clk.h>
      9
     10#include "clk-gate.h"
     11#include "clk-mtk.h"
     12
     13static const struct mtk_gate_regs img_cg_regs = {
     14	.set_ofs = 0x4,
     15	.clr_ofs = 0x8,
     16	.sta_ofs = 0x0,
     17};
     18
     19#define GATE_IMG(_id, _name, _parent, _shift)			\
     20	GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
     21
     22static const struct mtk_gate img1_clks[] = {
     23	GATE_IMG(CLK_IMG1_LARB9_IMG1, "img1_larb9_img1", "top_img1", 0),
     24	GATE_IMG(CLK_IMG1_LARB10_IMG1, "img1_larb10_img1", "top_img1", 1),
     25	GATE_IMG(CLK_IMG1_DIP, "img1_dip", "top_img1", 2),
     26	GATE_IMG(CLK_IMG1_GALS_IMG1, "img1_gals_img1", "top_img1", 12),
     27};
     28
     29static const struct mtk_gate img2_clks[] = {
     30	GATE_IMG(CLK_IMG2_LARB9_IMG2, "img2_larb9_img2", "top_img1", 0),
     31	GATE_IMG(CLK_IMG2_LARB10_IMG2, "img2_larb10_img2", "top_img1", 1),
     32	GATE_IMG(CLK_IMG2_MFB, "img2_mfb", "top_img1", 6),
     33	GATE_IMG(CLK_IMG2_WPE, "img2_wpe", "top_img1", 7),
     34	GATE_IMG(CLK_IMG2_MSS, "img2_mss", "top_img1", 8),
     35	GATE_IMG(CLK_IMG2_GALS_IMG2, "img2_gals_img2", "top_img1", 12),
     36};
     37
     38static const struct mtk_clk_desc img1_desc = {
     39	.clks = img1_clks,
     40	.num_clks = ARRAY_SIZE(img1_clks),
     41};
     42
     43static const struct mtk_clk_desc img2_desc = {
     44	.clks = img2_clks,
     45	.num_clks = ARRAY_SIZE(img2_clks),
     46};
     47
     48static const struct of_device_id of_match_clk_mt8186_img[] = {
     49	{
     50		.compatible = "mediatek,mt8186-imgsys1",
     51		.data = &img1_desc,
     52	}, {
     53		.compatible = "mediatek,mt8186-imgsys2",
     54		.data = &img2_desc,
     55	}, {
     56		/* sentinel */
     57	}
     58};
     59
     60static struct platform_driver clk_mt8186_img_drv = {
     61	.probe = mtk_clk_simple_probe,
     62	.remove = mtk_clk_simple_remove,
     63	.driver = {
     64		.name = "clk-mt8186-img",
     65		.of_match_table = of_match_clk_mt8186_img,
     66	},
     67};
     68builtin_platform_driver(clk_mt8186_img_drv);