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Open Menu / drivers / clk / mediatek / clk-mt8188-wpe.c
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// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2022 MediaTek Inc.
 * Author: Garmin Chang <garmin.chang@mediatek.com>
 */

#include <linux/clk-provider.h>
#include <linux/mod_devicetable.h>
#include <linux/platform_device.h>

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

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

static const struct mtk_gate_regs wpe_top_cg_regs = {
	.set_ofs = 0x0,
	.clr_ofs = 0x0,
	.sta_ofs = 0x0,
};

static const struct mtk_gate_regs wpe_vpp0_0_cg_regs = {
	.set_ofs = 0x58,
	.clr_ofs = 0x58,
	.sta_ofs = 0x58,
};

static const struct mtk_gate_regs wpe_vpp0_1_cg_regs = {
	.set_ofs = 0x5c,
	.clr_ofs = 0x5c,
	.sta_ofs = 0x5c,
};

#define GATE_WPE_TOP(_id, _name, _parent, _shift)			\
	GATE_MTK(_id, _name, _parent, &wpe_top_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)

#define GATE_WPE_VPP0_0(_id, _name, _parent, _shift)		\
	GATE_MTK(_id, _name, _parent, &wpe_vpp0_0_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)

#define GATE_WPE_VPP0_1(_id, _name, _parent, _shift)		\
	GATE_MTK(_id, _name, _parent, &wpe_vpp0_1_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)

static const struct mtk_gate wpe_top_clks[] = {
	GATE_WPE_TOP(CLK_WPE_TOP_WPE_VPP0, "wpe_wpe_vpp0", "top_wpe_vpp", 16),
	GATE_WPE_TOP(CLK_WPE_TOP_SMI_LARB7, "wpe_smi_larb7", "top_wpe_vpp", 18),
	GATE_WPE_TOP(CLK_WPE_TOP_WPESYS_EVENT_TX, "wpe_wpesys_event_tx", "top_wpe_vpp", 20),
	GATE_WPE_TOP(CLK_WPE_TOP_SMI_LARB7_PCLK_EN, "wpe_smi_larb7_p_en", "top_wpe_vpp", 24),
};

static const struct mtk_gate wpe_vpp0_clks[] = {
	/* WPE_VPP00 */
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_VGEN, "wpe_vpp0_vgen", "top_img", 0),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_EXT, "wpe_vpp0_ext", "top_img", 1),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_VFC, "wpe_vpp0_vfc", "top_img", 2),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_CACH0_TOP, "wpe_vpp0_cach0_top", "top_img", 3),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_CACH0_DMA, "wpe_vpp0_cach0_dma", "top_img", 4),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_CACH1_TOP, "wpe_vpp0_cach1_top", "top_img", 5),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_CACH1_DMA, "wpe_vpp0_cach1_dma", "top_img", 6),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_CACH2_TOP, "wpe_vpp0_cach2_top", "top_img", 7),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_CACH2_DMA, "wpe_vpp0_cach2_dma", "top_img", 8),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_CACH3_TOP, "wpe_vpp0_cach3_top", "top_img", 9),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_CACH3_DMA, "wpe_vpp0_cach3_dma", "top_img", 10),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_PSP, "wpe_vpp0_psp", "top_img", 11),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_PSP2, "wpe_vpp0_psp2", "top_img", 12),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_SYNC, "wpe_vpp0_sync", "top_img", 13),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_C24, "wpe_vpp0_c24", "top_img", 14),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_MDP_CROP, "wpe_vpp0_mdp_crop", "top_img", 15),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_ISP_CROP, "wpe_vpp0_isp_crop", "top_img", 16),
	GATE_WPE_VPP0_0(CLK_WPE_VPP0_TOP, "wpe_vpp0_top", "top_img", 17),
	/* WPE_VPP0_1 */
	GATE_WPE_VPP0_1(CLK_WPE_VPP0_VECI, "wpe_vpp0_veci", "top_img", 0),
	GATE_WPE_VPP0_1(CLK_WPE_VPP0_VEC2I, "wpe_vpp0_vec2i", "top_img", 1),
	GATE_WPE_VPP0_1(CLK_WPE_VPP0_VEC3I, "wpe_vpp0_vec3i", "top_img", 2),
	GATE_WPE_VPP0_1(CLK_WPE_VPP0_WPEO, "wpe_vpp0_wpeo", "top_img", 3),
	GATE_WPE_VPP0_1(CLK_WPE_VPP0_MSKO, "wpe_vpp0_msko", "top_img", 4),
};

static const struct mtk_clk_desc wpe_top_desc = {
	.clks = wpe_top_clks,
	.num_clks = ARRAY_SIZE(wpe_top_clks),
};

static const struct mtk_clk_desc wpe_vpp0_desc = {
	.clks = wpe_vpp0_clks,
	.num_clks = ARRAY_SIZE(wpe_vpp0_clks),
};

static const struct of_device_id of_match_clk_mt8188_wpe[] = {
	{ .compatible = "mediatek,mt8188-wpesys", .data = &wpe_top_desc },
	{ .compatible = "mediatek,mt8188-wpesys-vpp0", .data = &wpe_vpp0_desc },
	{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, of_match_clk_mt8188_wpe);

static struct platform_driver clk_mt8188_wpe_drv = {
	.probe = mtk_clk_simple_probe,
	.remove = mtk_clk_simple_remove,
	.driver = {
		.name = "clk-mt8188-wpe",
		.of_match_table = of_match_clk_mt8188_wpe,
	},
};

module_platform_driver(clk_mt8188_wpe_drv);
MODULE_LICENSE("GPL");