drivers/clk/mediatek/clk-mt8188-vpp0.c

Source file repositories/reference/linux-study-clean/drivers/clk/mediatek/clk-mt8188-vpp0.c

File Facts

System
Linux kernel
Corpus path
drivers/clk/mediatek/clk-mt8188-vpp0.c
Extension
.c
Size
5204 bytes
Lines
117
Domain
Driver Families
Bucket
drivers/clk
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2022 MediaTek Inc.
 * Author: Garmin Chang <garmin.chang@mediatek.com>
 */

#include <dt-bindings/clock/mediatek,mt8188-clk.h>
#include <linux/clk-provider.h>
#include <linux/platform_device.h>

#include "clk-gate.h"
#include "clk-mtk.h"

static const struct mtk_gate_regs vpp0_0_cg_regs = {
	.set_ofs = 0x24,
	.clr_ofs = 0x28,
	.sta_ofs = 0x20,
};

static const struct mtk_gate_regs vpp0_1_cg_regs = {
	.set_ofs = 0x30,
	.clr_ofs = 0x34,
	.sta_ofs = 0x2c,
};

static const struct mtk_gate_regs vpp0_2_cg_regs = {
	.set_ofs = 0x3c,
	.clr_ofs = 0x40,
	.sta_ofs = 0x38,
};

#define GATE_VPP0_0(_id, _name, _parent, _shift)			\
	GATE_MTK(_id, _name, _parent, &vpp0_0_cg_regs, _shift, &mtk_clk_gate_ops_setclr)

#define GATE_VPP0_1(_id, _name, _parent, _shift)			\
	GATE_MTK(_id, _name, _parent, &vpp0_1_cg_regs, _shift, &mtk_clk_gate_ops_setclr)

#define GATE_VPP0_2(_id, _name, _parent, _shift)			\
	GATE_MTK(_id, _name, _parent, &vpp0_2_cg_regs, _shift, &mtk_clk_gate_ops_setclr)

static const struct mtk_gate vpp0_clks[] = {
	/* VPP0_0 */
	GATE_VPP0_0(CLK_VPP0_MDP_FG, "vpp0_mdp_fg", "top_vpp", 1),
	GATE_VPP0_0(CLK_VPP0_STITCH, "vpp0_stitch", "top_vpp", 2),
	GATE_VPP0_0(CLK_VPP0_PADDING, "vpp0_padding", "top_vpp", 7),
	GATE_VPP0_0(CLK_VPP0_MDP_TCC, "vpp0_mdp_tcc", "top_vpp", 8),
	GATE_VPP0_0(CLK_VPP0_WARP0_ASYNC_TX, "vpp0_warp0_async_tx", "top_vpp", 10),
	GATE_VPP0_0(CLK_VPP0_WARP1_ASYNC_TX, "vpp0_warp1_async_tx", "top_vpp", 11),
	GATE_VPP0_0(CLK_VPP0_MUTEX, "vpp0_mutex", "top_vpp", 13),
	GATE_VPP0_0(CLK_VPP02VPP1_RELAY, "vpp02vpp1_relay", "top_vpp", 14),
	GATE_VPP0_0(CLK_VPP0_VPP12VPP0_ASYNC, "vpp0_vpp12vpp0_async", "top_vpp", 15),
	GATE_VPP0_0(CLK_VPP0_MMSYSRAM_TOP, "vpp0_mmsysram_top", "top_vpp", 16),
	GATE_VPP0_0(CLK_VPP0_MDP_AAL, "vpp0_mdp_aal", "top_vpp", 17),
	GATE_VPP0_0(CLK_VPP0_MDP_RSZ, "vpp0_mdp_rsz", "top_vpp", 18),
	/* VPP0_1 */
	GATE_VPP0_1(CLK_VPP0_SMI_COMMON_MMSRAM, "vpp0_smi_common_mmsram", "top_vpp", 0),
	GATE_VPP0_1(CLK_VPP0_GALS_VDO0_LARB0_MMSRAM, "vpp0_gals_vdo0_larb0_mmsram", "top_vpp", 1),
	GATE_VPP0_1(CLK_VPP0_GALS_VDO0_LARB1_MMSRAM, "vpp0_gals_vdo0_larb1_mmsram", "top_vpp", 2),
	GATE_VPP0_1(CLK_VPP0_GALS_VENCSYS_MMSRAM, "vpp0_gals_vencsys_mmsram", "top_vpp", 3),
	GATE_VPP0_1(CLK_VPP0_GALS_VENCSYS_CORE1_MMSRAM,
		    "vpp0_gals_vencsys_core1_mmsram", "top_vpp", 4),
	GATE_VPP0_1(CLK_VPP0_GALS_INFRA_MMSRAM, "vpp0_gals_infra_mmsram", "top_vpp", 5),
	GATE_VPP0_1(CLK_VPP0_GALS_CAMSYS_MMSRAM, "vpp0_gals_camsys_mmsram", "top_vpp", 6),
	GATE_VPP0_1(CLK_VPP0_GALS_VPP1_LARB5_MMSRAM, "vpp0_gals_vpp1_larb5_mmsram", "top_vpp", 7),
	GATE_VPP0_1(CLK_VPP0_GALS_VPP1_LARB6_MMSRAM, "vpp0_gals_vpp1_larb6_mmsram", "top_vpp", 8),
	GATE_VPP0_1(CLK_VPP0_SMI_REORDER_MMSRAM, "vpp0_smi_reorder_mmsram", "top_vpp", 9),
	GATE_VPP0_1(CLK_VPP0_SMI_IOMMU, "vpp0_smi_iommu", "top_vpp", 10),
	GATE_VPP0_1(CLK_VPP0_GALS_IMGSYS_CAMSYS, "vpp0_gals_imgsys_camsys", "top_vpp", 11),
	GATE_VPP0_1(CLK_VPP0_MDP_RDMA, "vpp0_mdp_rdma", "top_vpp", 12),
	GATE_VPP0_1(CLK_VPP0_MDP_WROT, "vpp0_mdp_wrot", "top_vpp", 13),
	GATE_VPP0_1(CLK_VPP0_GALS_EMI0_EMI1, "vpp0_gals_emi0_emi1", "top_vpp", 16),
	GATE_VPP0_1(CLK_VPP0_SMI_SUB_COMMON_REORDER, "vpp0_smi_sub_common_reorder", "top_vpp", 17),
	GATE_VPP0_1(CLK_VPP0_SMI_RSI, "vpp0_smi_rsi", "top_vpp", 18),
	GATE_VPP0_1(CLK_VPP0_SMI_COMMON_LARB4, "vpp0_smi_common_larb4", "top_vpp", 19),
	GATE_VPP0_1(CLK_VPP0_GALS_VDEC_VDEC_CORE1, "vpp0_gals_vdec_vdec_core1", "top_vpp", 20),
	GATE_VPP0_1(CLK_VPP0_GALS_VPP1_WPESYS, "vpp0_gals_vpp1_wpesys", "top_vpp", 21),
	GATE_VPP0_1(CLK_VPP0_GALS_VDO0_VDO1_VENCSYS_CORE1,
		    "vpp0_gals_vdo0_vdo1_vencsys_core1", "top_vpp", 22),
	GATE_VPP0_1(CLK_VPP0_FAKE_ENG, "vpp0_fake_eng", "top_vpp", 23),
	GATE_VPP0_1(CLK_VPP0_MDP_HDR, "vpp0_mdp_hdr", "top_vpp", 24),
	GATE_VPP0_1(CLK_VPP0_MDP_TDSHP, "vpp0_mdp_tdshp", "top_vpp", 25),
	GATE_VPP0_1(CLK_VPP0_MDP_COLOR, "vpp0_mdp_color", "top_vpp", 26),
	GATE_VPP0_1(CLK_VPP0_MDP_OVL, "vpp0_mdp_ovl", "top_vpp", 27),
	GATE_VPP0_1(CLK_VPP0_DSIP_RDMA, "vpp0_dsip_rdma", "top_vpp", 28),
	GATE_VPP0_1(CLK_VPP0_DISP_WDMA, "vpp0_disp_wdma", "top_vpp", 29),
	GATE_VPP0_1(CLK_VPP0_MDP_HMS, "vpp0_mdp_hms", "top_vpp", 30),
	/* VPP0_2 */
	GATE_VPP0_2(CLK_VPP0_WARP0_RELAY, "vpp0_warp0_relay", "top_wpe_vpp", 0),
	GATE_VPP0_2(CLK_VPP0_WARP0_ASYNC, "vpp0_warp0_async", "top_wpe_vpp", 1),
	GATE_VPP0_2(CLK_VPP0_WARP1_RELAY, "vpp0_warp1_relay", "top_wpe_vpp", 2),

Annotation

Implementation Notes