drivers/clk/mediatek/clk-mt8516.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2019 MediaTek Inc.
 * Author: James Liao <jamesjj.liao@mediatek.com>
 *         Fabien Parent <fparent@baylibre.com>
 */

#include <linux/delay.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/slab.h>
#include <linux/mfd/syscon.h>

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

#include <dt-bindings/clock/mt8516-clk.h>

static DEFINE_SPINLOCK(mt8516_clk_lock);

static const struct mtk_fixed_clk fixed_clks[] __initconst = {
	FIXED_CLK(CLK_TOP_CLK_NULL, "clk_null", NULL, 0),
	FIXED_CLK(CLK_TOP_I2S_INFRA_BCK, "i2s_infra_bck", "clk_null", 26000000),
	FIXED_CLK(CLK_TOP_MEMPLL, "mempll", "clk26m", 800000000),
};

static const struct mtk_fixed_factor top_divs[] __initconst = {
	FACTOR(CLK_TOP_DMPLL, "dmpll_ck", "mempll", 1, 1),
	FACTOR(CLK_TOP_MAINPLL_D2, "mainpll_d2", "mainpll", 1, 2),
	FACTOR(CLK_TOP_MAINPLL_D4, "mainpll_d4", "mainpll", 1, 4),
	FACTOR(CLK_TOP_MAINPLL_D8, "mainpll_d8", "mainpll", 1, 8),
	FACTOR(CLK_TOP_MAINPLL_D16, "mainpll_d16", "mainpll", 1, 16),
	FACTOR(CLK_TOP_MAINPLL_D11, "mainpll_d11", "mainpll", 1, 11),
	FACTOR(CLK_TOP_MAINPLL_D22, "mainpll_d22", "mainpll", 1, 22),
	FACTOR(CLK_TOP_MAINPLL_D3, "mainpll_d3", "mainpll", 1, 3),
	FACTOR(CLK_TOP_MAINPLL_D6, "mainpll_d6", "mainpll", 1, 6),
	FACTOR(CLK_TOP_MAINPLL_D12, "mainpll_d12", "mainpll", 1, 12),
	FACTOR(CLK_TOP_MAINPLL_D5, "mainpll_d5", "mainpll", 1, 5),
	FACTOR(CLK_TOP_MAINPLL_D10, "mainpll_d10", "mainpll", 1, 10),
	FACTOR(CLK_TOP_MAINPLL_D20, "mainpll_d20", "mainpll", 1, 20),
	FACTOR(CLK_TOP_MAINPLL_D40, "mainpll_d40", "mainpll", 1, 40),
	FACTOR(CLK_TOP_MAINPLL_D7, "mainpll_d7", "mainpll", 1, 7),
	FACTOR(CLK_TOP_MAINPLL_D14, "mainpll_d14", "mainpll", 1, 14),
	FACTOR(CLK_TOP_UNIVPLL_D2, "univpll_d2", "univpll", 1, 2),
	FACTOR(CLK_TOP_UNIVPLL_D4, "univpll_d4", "univpll", 1, 4),
	FACTOR(CLK_TOP_UNIVPLL_D8, "univpll_d8", "univpll", 1, 8),
	FACTOR(CLK_TOP_UNIVPLL_D16, "univpll_d16", "univpll", 1, 16),
	FACTOR(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univpll", 1, 3),
	FACTOR(CLK_TOP_UNIVPLL_D6, "univpll_d6", "univpll", 1, 6),
	FACTOR(CLK_TOP_UNIVPLL_D12, "univpll_d12", "univpll", 1, 12),
	FACTOR(CLK_TOP_UNIVPLL_D24, "univpll_d24", "univpll", 1, 24),
	FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5),
	FACTOR(CLK_TOP_UNIVPLL_D20, "univpll_d20", "univpll", 1, 20),
	FACTOR(CLK_TOP_MMPLL380M, "mmpll380m", "mmpll", 1, 1),
	FACTOR(CLK_TOP_MMPLL_D2, "mmpll_d2", "mmpll", 1, 2),
	FACTOR(CLK_TOP_MMPLL_200M, "mmpll_200m", "mmpll", 1, 3),
	FACTOR(CLK_TOP_USB_PHY48M, "usb_phy48m_ck", "univpll", 1, 26),
	FACTOR(CLK_TOP_APLL1, "apll1_ck", "apll1", 1, 1),
	FACTOR(CLK_TOP_APLL1_D2, "apll1_d2", "apll1_ck", 1, 2),
	FACTOR(CLK_TOP_APLL1_D4, "apll1_d4", "rg_apll1_d2_en", 1, 2),
	FACTOR(CLK_TOP_APLL1_D8, "apll1_d8", "rg_apll1_d4_en", 1, 2),
	FACTOR(CLK_TOP_APLL2, "apll2_ck", "apll2", 1, 1),
	FACTOR(CLK_TOP_APLL2_D2, "apll2_d2", "apll2_ck", 1, 2),
	FACTOR(CLK_TOP_APLL2_D4, "apll2_d4", "rg_apll2_d2_en", 1, 2),
	FACTOR(CLK_TOP_APLL2_D8, "apll2_d8", "rg_apll2_d4_en", 1, 2),
	FACTOR(CLK_TOP_CLK26M, "clk26m_ck", "clk26m", 1, 1),
	FACTOR(CLK_TOP_CLK26M_D2, "clk26m_d2", "clk26m", 1, 2),
	FACTOR(CLK_TOP_AHB_INFRA_D2, "ahb_infra_d2", "ahb_infra_sel", 1, 2),
	FACTOR(CLK_TOP_NFI1X, "nfi1x_ck", "nfi2x_pad_sel", 1, 2),
	FACTOR(CLK_TOP_ETH_D2, "eth_d2_ck", "eth_sel", 1, 2),
};

static const char * const uart0_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d24"
};

static const char * const ahb_infra_parents[] __initconst = {
	"clk_null",
	"clk26m_ck",
	"mainpll_d11",
	"clk_null",
	"mainpll_d12",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"mainpll_d10"
};

static const char * const msdc0_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d6",
	"mainpll_d8",
	"univpll_d8",
	"mainpll_d16",
	"mmpll_200m",
	"mainpll_d12",
	"mmpll_d2"
};

static const char * const uart1_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d24"
};

static const char * const msdc1_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d6",
	"mainpll_d8",
	"univpll_d8",
	"mainpll_d16",
	"mmpll_200m",
	"mainpll_d12",
	"mmpll_d2"
};

static const char * const pmicspi_parents[] __initconst = {
	"univpll_d20",
	"usb_phy48m_ck",
	"univpll_d16",
	"clk26m_ck"
};

static const char * const qaxi_aud26m_parents[] __initconst = {
	"clk26m_ck",
	"ahb_infra_sel"
};

static const char * const aud_intbus_parents[] __initconst = {
	"clk_null",
	"clk26m_ck",
	"mainpll_d22",
	"clk_null",
	"mainpll_d11"
};

static const char * const nfi2x_pad_parents[] __initconst = {
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk26m_ck",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"mainpll_d12",
	"mainpll_d8",
	"clk_null",
	"mainpll_d6",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"mainpll_d4",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"clk_null",
	"mainpll_d10",
	"mainpll_d7",
	"clk_null",
	"mainpll_d5"
};

static const char * const nfi1x_pad_parents[] __initconst = {
	"ahb_infra_sel",
	"nfi1x_ck"
};

static const char * const usb_78m_parents[] __initconst = {
	"clk_null",
	"clk26m_ck",
	"univpll_d16",
	"clk_null",
	"mainpll_d20"
};

static const char * const spinor_parents[] __initconst = {
	"clk26m_d2",
	"clk26m_ck",
	"mainpll_d40",
	"univpll_d24",
	"univpll_d20",
	"mainpll_d20",
	"mainpll_d16",
	"univpll_d12"
};

static const char * const msdc2_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d6",
	"mainpll_d8",
	"univpll_d8",
	"mainpll_d16",
	"mmpll_200m",
	"mainpll_d12",
	"mmpll_d2"
};

static const char * const eth_parents[] __initconst = {
	"clk26m_ck",
	"mainpll_d40",
	"univpll_d24",
	"univpll_d20",
	"mainpll_d20"
};

static const char * const aud1_parents[] __initconst = {
	"clk26m_ck",
	"apll1_ck"
};

static const char * const aud2_parents[] __initconst = {
	"clk26m_ck",
	"apll2_ck"
};

static const char * const aud_engen1_parents[] __initconst = {
	"clk26m_ck",
	"rg_apll1_d2_en",
	"rg_apll1_d4_en",
	"rg_apll1_d8_en"
};

static const char * const aud_engen2_parents[] __initconst = {
	"clk26m_ck",
	"rg_apll2_d2_en",
	"rg_apll2_d4_en",
	"rg_apll2_d8_en"
};

static const char * const i2c_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d20",
	"univpll_d16",
	"univpll_d12"
};

static const char * const aud_i2s0_m_parents[] __initconst = {
	"rg_aud1",
	"rg_aud2"
};

static const char * const pwm_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d12"
};

static const char * const spi_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d12",
	"univpll_d8",
	"univpll_d6"
};

static const char * const aud_spdifin_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d2"
};

static const char * const uart2_parents[] __initconst = {
	"clk26m_ck",
	"univpll_d24"
};

static const char * const bsi_parents[] __initconst = {
	"clk26m_ck",
	"mainpll_d10",
	"mainpll_d12",
	"mainpll_d20"
};

static const char * const dbg_atclk_parents[] __initconst = {
	"clk_null",
	"clk26m_ck",
	"mainpll_d5",
	"clk_null",
	"univpll_d5"
};

static const char * const csw_nfiecc_parents[] __initconst = {
	"clk_null",
	"mainpll_d7",
	"mainpll_d6",
	"clk_null",
	"mainpll_d5"
};

static const char * const nfiecc_parents[] __initconst = {
	"clk_null",
	"nfi2x_pad_sel",
	"mainpll_d4",
	"clk_null",
	"csw_nfiecc_sel"
};

static struct mtk_composite top_muxes[] __initdata = {
	/* CLK_MUX_SEL0 */
	MUX(CLK_TOP_UART0_SEL, "uart0_sel", uart0_parents,
		0x000, 0, 1),
	MUX(CLK_TOP_AHB_INFRA_SEL, "ahb_infra_sel", ahb_infra_parents,
		0x000, 4, 4),
	MUX(CLK_TOP_MSDC0_SEL, "msdc0_sel", msdc0_parents,
		0x000, 11, 3),
	MUX(CLK_TOP_UART1_SEL, "uart1_sel", uart1_parents,
		0x000, 19, 1),
	MUX(CLK_TOP_MSDC1_SEL, "msdc1_sel", msdc1_parents,
		0x000, 20, 3),
	MUX(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmicspi_parents,
		0x000, 24, 2),
	MUX(CLK_TOP_QAXI_AUD26M_SEL, "qaxi_aud26m_sel", qaxi_aud26m_parents,
		0x000, 26, 1),
	MUX(CLK_TOP_AUD_INTBUS_SEL, "aud_intbus_sel", aud_intbus_parents,
		0x000, 27, 3),
	/* CLK_MUX_SEL1 */
	MUX(CLK_TOP_NFI2X_PAD_SEL, "nfi2x_pad_sel", nfi2x_pad_parents,
		0x004, 0, 7),
	MUX(CLK_TOP_NFI1X_PAD_SEL, "nfi1x_pad_sel", nfi1x_pad_parents,
		0x004, 7, 1),
	MUX(CLK_TOP_USB_78M_SEL, "usb_78m_sel", usb_78m_parents,
		0x004, 20, 3),
	/* CLK_MUX_SEL8 */
	MUX(CLK_TOP_SPINOR_SEL, "spinor_sel", spinor_parents,
		0x040, 0, 3),
	MUX(CLK_TOP_MSDC2_SEL, "msdc2_sel", msdc2_parents,
		0x040, 3, 3),
	MUX(CLK_TOP_ETH_SEL, "eth_sel", eth_parents,
		0x040, 6, 3),
	MUX(CLK_TOP_AUD1_SEL, "aud1_sel", aud1_parents,
		0x040, 22, 1),
	MUX(CLK_TOP_AUD2_SEL, "aud2_sel", aud2_parents,
		0x040, 23, 1),
	MUX(CLK_TOP_AUD_ENGEN1_SEL, "aud_engen1_sel", aud_engen1_parents,
		0x040, 24, 2),
	MUX(CLK_TOP_AUD_ENGEN2_SEL, "aud_engen2_sel", aud_engen2_parents,
		0x040, 26, 2),
	MUX(CLK_TOP_I2C_SEL, "i2c_sel", i2c_parents,
		0x040, 28, 2),
	/* CLK_SEL_9 */
	MUX(CLK_TOP_AUD_I2S0_M_SEL, "aud_i2s0_m_sel", aud_i2s0_m_parents,
		0x044, 12, 1),
	MUX(CLK_TOP_AUD_I2S1_M_SEL, "aud_i2s1_m_sel", aud_i2s0_m_parents,
		0x044, 13, 1),
	MUX(CLK_TOP_AUD_I2S2_M_SEL, "aud_i2s2_m_sel", aud_i2s0_m_parents,
		0x044, 14, 1),
	MUX(CLK_TOP_AUD_I2S3_M_SEL, "aud_i2s3_m_sel", aud_i2s0_m_parents,
		0x044, 15, 1),
	MUX(CLK_TOP_AUD_I2S4_M_SEL, "aud_i2s4_m_sel", aud_i2s0_m_parents,
		0x044, 16, 1),
	MUX(CLK_TOP_AUD_I2S5_M_SEL, "aud_i2s5_m_sel", aud_i2s0_m_parents,
		0x044, 17, 1),
	MUX(CLK_TOP_AUD_SPDIF_B_SEL, "aud_spdif_b_sel", aud_i2s0_m_parents,
		0x044, 18, 1),
	/* CLK_MUX_SEL13 */
	MUX(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents,
		0x07c, 0, 1),
	MUX(CLK_TOP_SPI_SEL, "spi_sel", spi_parents,
		0x07c, 1, 2),
	MUX(CLK_TOP_AUD_SPDIFIN_SEL, "aud_spdifin_sel", aud_spdifin_parents,
		0x07c, 3, 1),
	MUX(CLK_TOP_UART2_SEL, "uart2_sel", uart2_parents,
		0x07c, 4, 1),
	MUX(CLK_TOP_BSI_SEL, "bsi_sel", bsi_parents,
		0x07c, 5, 2),
	MUX(CLK_TOP_DBG_ATCLK_SEL, "dbg_atclk_sel", dbg_atclk_parents,
		0x07c, 7, 3),
	MUX(CLK_TOP_CSW_NFIECC_SEL, "csw_nfiecc_sel", csw_nfiecc_parents,
		0x07c, 10, 3),
	MUX(CLK_TOP_NFIECC_SEL, "nfiecc_sel", nfiecc_parents,
		0x07c, 13, 3),
};

static const char * const ifr_mux1_parents[] __initconst = {
	"clk26m_ck",
	"armpll",
	"univpll",
	"mainpll_d2"
};

static const char * const ifr_eth_25m_parents[] __initconst = {
	"eth_d2_ck",
	"rg_eth"
};

static const char * const ifr_i2c0_parents[] __initconst = {
	"ahb_infra_d2",
	"rg_i2c"
};

static const struct mtk_composite ifr_muxes[] __initconst = {
	MUX(CLK_IFR_MUX1_SEL, "ifr_mux1_sel", ifr_mux1_parents, 0x000,
		2, 2),
	MUX(CLK_IFR_ETH_25M_SEL, "ifr_eth_25m_sel", ifr_eth_25m_parents, 0x080,
		0, 1),
	MUX(CLK_IFR_I2C0_SEL, "ifr_i2c0_sel", ifr_i2c0_parents, 0x080,
		1, 1),
	MUX(CLK_IFR_I2C1_SEL, "ifr_i2c1_sel", ifr_i2c0_parents, 0x080,
		2, 1),
	MUX(CLK_IFR_I2C2_SEL, "ifr_i2c2_sel", ifr_i2c0_parents, 0x080,
		3, 1),
};

#define DIV_ADJ(_id, _name, _parent, _reg, _shift, _width) {	\
		.id = _id,					\
		.name = _name,					\
		.parent_name = _parent,				\
		.div_reg = _reg,				\
		.div_shift = _shift,				\
		.div_width = _width,				\
}

static const struct mtk_clk_divider top_adj_divs[] = {
	DIV_ADJ(CLK_TOP_APLL12_CK_DIV0, "apll12_ck_div0", "aud_i2s0_m_sel",
		0x0048, 0, 8),
	DIV_ADJ(CLK_TOP_APLL12_CK_DIV1, "apll12_ck_div1", "aud_i2s1_m_sel",
		0x0048, 8, 8),
	DIV_ADJ(CLK_TOP_APLL12_CK_DIV2, "apll12_ck_div2", "aud_i2s2_m_sel",
		0x0048, 16, 8),
	DIV_ADJ(CLK_TOP_APLL12_CK_DIV3, "apll12_ck_div3", "aud_i2s3_m_sel",
		0x0048, 24, 8),
	DIV_ADJ(CLK_TOP_APLL12_CK_DIV4, "apll12_ck_div4", "aud_i2s4_m_sel",
		0x004c, 0, 8),
	DIV_ADJ(CLK_TOP_APLL12_CK_DIV4B, "apll12_ck_div4b", "apll12_div4",
		0x004c, 8, 8),
	DIV_ADJ(CLK_TOP_APLL12_CK_DIV5, "apll12_ck_div5", "aud_i2s5_m_sel",
		0x004c, 16, 8),
	DIV_ADJ(CLK_TOP_APLL12_CK_DIV5B, "apll12_ck_div5b", "apll12_div5",
		0x004c, 24, 8),
	DIV_ADJ(CLK_TOP_APLL12_CK_DIV6, "apll12_ck_div6", "aud_spdif_b_sel",
		0x0078, 0, 8),
};

static const struct mtk_gate_regs top1_cg_regs = {
	.set_ofs = 0x54,
	.clr_ofs = 0x84,
	.sta_ofs = 0x24,
};

static const struct mtk_gate_regs top2_cg_regs = {
	.set_ofs = 0x6c,
	.clr_ofs = 0x9c,
	.sta_ofs = 0x3c,
};

static const struct mtk_gate_regs top3_cg_regs = {
	.set_ofs = 0xa0,
	.clr_ofs = 0xb0,
	.sta_ofs = 0x70,
};

static const struct mtk_gate_regs top4_cg_regs = {
	.set_ofs = 0xa4,
	.clr_ofs = 0xb4,
	.sta_ofs = 0x74,
};

static const struct mtk_gate_regs top5_cg_regs = {
	.set_ofs = 0x44,
	.clr_ofs = 0x44,
	.sta_ofs = 0x44,
};

#define GATE_TOP1(_id, _name, _parent, _shift) {	\
		.id = _id,				\
		.name = _name,				\
		.parent_name = _parent,			\
		.regs = &top1_cg_regs,			\
		.shift = _shift,			\
		.ops = &mtk_clk_gate_ops_setclr,	\
	}

#define GATE_TOP2(_id, _name, _parent, _shift) {	\
		.id = _id,				\
		.name = _name,				\
		.parent_name = _parent,			\
		.regs = &top2_cg_regs,			\
		.shift = _shift,			\
		.ops = &mtk_clk_gate_ops_setclr,	\
	}

#define GATE_TOP2_I(_id, _name, _parent, _shift) {	\
		.id = _id,				\
		.name = _name,				\
		.parent_name = _parent,			\
		.regs = &top2_cg_regs,			\
		.shift = _shift,			\
		.ops = &mtk_clk_gate_ops_setclr_inv,	\
	}

#define GATE_TOP3(_id, _name, _parent, _shift) {	\
		.id = _id,				\
		.name = _name,				\
		.parent_name = _parent,			\
		.regs = &top3_cg_regs,			\
		.shift = _shift,			\
		.ops = &mtk_clk_gate_ops_setclr,	\
	}

#define GATE_TOP4_I(_id, _name, _parent, _shift) {	\
		.id = _id,				\
		.name = _name,				\
		.parent_name = _parent,			\
		.regs = &top4_cg_regs,			\
		.shift = _shift,			\
		.ops = &mtk_clk_gate_ops_setclr_inv,	\
	}

#define GATE_TOP5(_id, _name, _parent, _shift) {	\
		.id = _id,				\
		.name = _name,				\
		.parent_name = _parent,			\
		.regs = &top5_cg_regs,			\
		.shift = _shift,			\
		.ops = &mtk_clk_gate_ops_no_setclr,	\
	}

static const struct mtk_gate top_clks[] __initconst = {
	/* TOP1 */
	GATE_TOP1(CLK_TOP_THEM, "them", "ahb_infra_sel", 1),
	GATE_TOP1(CLK_TOP_APDMA, "apdma", "ahb_infra_sel", 2),
	GATE_TOP1(CLK_TOP_I2C0, "i2c0", "ifr_i2c0_sel", 3),
	GATE_TOP1(CLK_TOP_I2C1, "i2c1", "ifr_i2c1_sel", 4),
	GATE_TOP1(CLK_TOP_AUXADC1, "auxadc1", "ahb_infra_sel", 5),
	GATE_TOP1(CLK_TOP_NFI, "nfi", "nfi1x_pad_sel", 6),
	GATE_TOP1(CLK_TOP_NFIECC, "nfiecc", "rg_nfiecc", 7),
	GATE_TOP1(CLK_TOP_DEBUGSYS, "debugsys", "rg_dbg_atclk", 8),
	GATE_TOP1(CLK_TOP_PWM, "pwm", "ahb_infra_sel", 9),
	GATE_TOP1(CLK_TOP_UART0, "uart0", "uart0_sel", 10),
	GATE_TOP1(CLK_TOP_UART1, "uart1", "uart1_sel", 11),
	GATE_TOP1(CLK_TOP_BTIF, "btif", "ahb_infra_sel", 12),
	GATE_TOP1(CLK_TOP_USB, "usb", "usb_78m", 13),
	GATE_TOP1(CLK_TOP_FLASHIF_26M, "flashif_26m", "clk26m_ck", 14),
	GATE_TOP1(CLK_TOP_AUXADC2, "auxadc2", "ahb_infra_sel", 15),
	GATE_TOP1(CLK_TOP_I2C2, "i2c2", "ifr_i2c2_sel", 16),
	GATE_TOP1(CLK_TOP_MSDC0, "msdc0", "msdc0_sel", 17),
	GATE_TOP1(CLK_TOP_MSDC1, "msdc1", "msdc1_sel", 18),
	GATE_TOP1(CLK_TOP_NFI2X, "nfi2x", "nfi2x_pad_sel", 19),
	GATE_TOP1(CLK_TOP_PMICWRAP_AP, "pwrap_ap", "clk26m_ck", 20),
	GATE_TOP1(CLK_TOP_SEJ, "sej", "ahb_infra_sel", 21),
	GATE_TOP1(CLK_TOP_MEMSLP_DLYER, "memslp_dlyer", "clk26m_ck", 22),
	GATE_TOP1(CLK_TOP_SPI, "spi", "spi_sel", 23),
	GATE_TOP1(CLK_TOP_APXGPT, "apxgpt", "clk26m_ck", 24),
	GATE_TOP1(CLK_TOP_AUDIO, "audio", "clk26m_ck", 25),
	GATE_TOP1(CLK_TOP_PMICWRAP_MD, "pwrap_md", "clk26m_ck", 27),
	GATE_TOP1(CLK_TOP_PMICWRAP_CONN, "pwrap_conn", "clk26m_ck", 28),
	GATE_TOP1(CLK_TOP_PMICWRAP_26M, "pwrap_26m", "clk26m_ck", 29),
	GATE_TOP1(CLK_TOP_AUX_ADC, "aux_adc", "clk26m_ck", 30),
	GATE_TOP1(CLK_TOP_AUX_TP, "aux_tp", "clk26m_ck", 31),
	/* TOP2 */
	GATE_TOP2(CLK_TOP_MSDC2, "msdc2", "ahb_infra_sel", 0),
	GATE_TOP2(CLK_TOP_RBIST, "rbist", "univpll_d12", 1),
	GATE_TOP2(CLK_TOP_NFI_BUS, "nfi_bus", "ahb_infra_sel", 2),
	GATE_TOP2(CLK_TOP_GCE, "gce", "ahb_infra_sel", 4),
	GATE_TOP2(CLK_TOP_TRNG, "trng", "ahb_infra_sel", 5),
	GATE_TOP2(CLK_TOP_SEJ_13M, "sej_13m", "clk26m_ck", 6),
	GATE_TOP2(CLK_TOP_AES, "aes", "ahb_infra_sel", 7),
	GATE_TOP2(CLK_TOP_PWM_B, "pwm_b", "rg_pwm_infra", 8),
	GATE_TOP2(CLK_TOP_PWM1_FB, "pwm1_fb", "rg_pwm_infra", 9),
	GATE_TOP2(CLK_TOP_PWM2_FB, "pwm2_fb", "rg_pwm_infra", 10),
	GATE_TOP2(CLK_TOP_PWM3_FB, "pwm3_fb", "rg_pwm_infra", 11),
	GATE_TOP2(CLK_TOP_PWM4_FB, "pwm4_fb", "rg_pwm_infra", 12),
	GATE_TOP2(CLK_TOP_PWM5_FB, "pwm5_fb", "rg_pwm_infra", 13),
	GATE_TOP2(CLK_TOP_USB_1P, "usb_1p", "usb_78m", 14),
	GATE_TOP2(CLK_TOP_FLASHIF_FREERUN, "flashif_freerun", "ahb_infra_sel",
		15),
	GATE_TOP2(CLK_TOP_66M_ETH, "eth_66m", "ahb_infra_d2", 19),
	GATE_TOP2(CLK_TOP_133M_ETH, "eth_133m", "ahb_infra_sel", 20),
	GATE_TOP2(CLK_TOP_FETH_25M, "feth_25m", "ifr_eth_25m_sel", 21),
	GATE_TOP2(CLK_TOP_FETH_50M, "feth_50m", "rg_eth", 22),
	GATE_TOP2(CLK_TOP_FLASHIF_AXI, "flashif_axi", "ahb_infra_sel", 23),
	GATE_TOP2(CLK_TOP_USBIF, "usbif", "ahb_infra_sel", 24),
	GATE_TOP2(CLK_TOP_UART2, "uart2", "rg_uart2", 25),
	GATE_TOP2(CLK_TOP_BSI, "bsi", "ahb_infra_sel", 26),
	GATE_TOP2_I(CLK_TOP_MSDC0_INFRA, "msdc0_infra", "msdc0", 28),
	GATE_TOP2_I(CLK_TOP_MSDC1_INFRA, "msdc1_infra", "msdc1", 29),
	GATE_TOP2_I(CLK_TOP_MSDC2_INFRA, "msdc2_infra", "rg_msdc2", 30),
	GATE_TOP2(CLK_TOP_USB_78M, "usb_78m", "usb_78m_sel", 31),
	/* TOP3 */
	GATE_TOP3(CLK_TOP_RG_SPINOR, "rg_spinor", "spinor_sel", 0),
	GATE_TOP3(CLK_TOP_RG_MSDC2, "rg_msdc2", "msdc2_sel", 1),
	GATE_TOP3(CLK_TOP_RG_ETH, "rg_eth", "eth_sel", 2),
	GATE_TOP3(CLK_TOP_RG_AUD1, "rg_aud1", "aud1_sel", 8),
	GATE_TOP3(CLK_TOP_RG_AUD2, "rg_aud2", "aud2_sel", 9),
	GATE_TOP3(CLK_TOP_RG_AUD_ENGEN1, "rg_aud_engen1", "aud_engen1_sel", 10),
	GATE_TOP3(CLK_TOP_RG_AUD_ENGEN2, "rg_aud_engen2", "aud_engen2_sel", 11),
	GATE_TOP3(CLK_TOP_RG_I2C, "rg_i2c", "i2c_sel", 12),
	GATE_TOP3(CLK_TOP_RG_PWM_INFRA, "rg_pwm_infra", "pwm_sel", 13),
	GATE_TOP3(CLK_TOP_RG_AUD_SPDIF_IN, "rg_aud_spdif_in", "aud_spdifin_sel",
		14),
	GATE_TOP3(CLK_TOP_RG_UART2, "rg_uart2", "uart2_sel", 15),
	GATE_TOP3(CLK_TOP_RG_BSI, "rg_bsi", "bsi_sel", 16),
	GATE_TOP3(CLK_TOP_RG_DBG_ATCLK, "rg_dbg_atclk", "dbg_atclk_sel", 17),
	GATE_TOP3(CLK_TOP_RG_NFIECC, "rg_nfiecc", "nfiecc_sel", 18),
	/* TOP4 */
	GATE_TOP4_I(CLK_TOP_RG_APLL1_D2_EN, "rg_apll1_d2_en", "apll1_d2", 8),
	GATE_TOP4_I(CLK_TOP_RG_APLL1_D4_EN, "rg_apll1_d4_en", "apll1_d4", 9),
	GATE_TOP4_I(CLK_TOP_RG_APLL1_D8_EN, "rg_apll1_d8_en", "apll1_d8", 10),
	GATE_TOP4_I(CLK_TOP_RG_APLL2_D2_EN, "rg_apll2_d2_en", "apll2_d2", 11),
	GATE_TOP4_I(CLK_TOP_RG_APLL2_D4_EN, "rg_apll2_d4_en", "apll2_d4", 12),
	GATE_TOP4_I(CLK_TOP_RG_APLL2_D8_EN, "rg_apll2_d8_en", "apll2_d8", 13),
	/* TOP5 */
	GATE_TOP5(CLK_TOP_APLL12_DIV0, "apll12_div0", "apll12_ck_div0", 0),
	GATE_TOP5(CLK_TOP_APLL12_DIV1, "apll12_div1", "apll12_ck_div1", 1),
	GATE_TOP5(CLK_TOP_APLL12_DIV2, "apll12_div2", "apll12_ck_div2", 2),
	GATE_TOP5(CLK_TOP_APLL12_DIV3, "apll12_div3", "apll12_ck_div3", 3),
	GATE_TOP5(CLK_TOP_APLL12_DIV4, "apll12_div4", "apll12_ck_div4", 4),
	GATE_TOP5(CLK_TOP_APLL12_DIV4B, "apll12_div4b", "apll12_ck_div4b", 5),
	GATE_TOP5(CLK_TOP_APLL12_DIV5, "apll12_div5", "apll12_ck_div5", 6),
	GATE_TOP5(CLK_TOP_APLL12_DIV5B, "apll12_div5b", "apll12_ck_div5b", 7),
	GATE_TOP5(CLK_TOP_APLL12_DIV6, "apll12_div6", "apll12_ck_div6", 8),
};

static void __init mtk_topckgen_init(struct device_node *node)
{
	struct clk_hw_onecell_data *clk_data;
	int r;
	void __iomem *base;

	base = of_iomap(node, 0);
	if (!base) {
		pr_err("%s(): ioremap failed\n", __func__);
		return;
	}

	clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK);

	mtk_clk_register_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks),
				    clk_data);
	mtk_clk_register_gates(node, top_clks, ARRAY_SIZE(top_clks), clk_data);

	mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
	mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes), base,
		&mt8516_clk_lock, clk_data);
	mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs),
				base, &mt8516_clk_lock, clk_data);

	r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
	if (r)
		pr_err("%s(): could not register clock provider: %d\n",
			__func__, r);
}
CLK_OF_DECLARE(mtk_topckgen, "mediatek,mt8516-topckgen", mtk_topckgen_init);

static void __init mtk_infracfg_init(struct device_node *node)
{
	struct clk_hw_onecell_data *clk_data;
	int r;
	void __iomem *base;

	base = of_iomap(node, 0);
	if (!base) {
		pr_err("%s(): ioremap failed\n", __func__);
		return;
	}

	clk_data = mtk_alloc_clk_data(CLK_IFR_NR_CLK);

	mtk_clk_register_composites(ifr_muxes, ARRAY_SIZE(ifr_muxes), base,
		&mt8516_clk_lock, clk_data);

	r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
	if (r)
		pr_err("%s(): could not register clock provider: %d\n",
			__func__, r);
}
CLK_OF_DECLARE(mtk_infracfg, "mediatek,mt8516-infracfg", mtk_infracfg_init);

#define MT8516_PLL_FMAX		(1502UL * MHZ)

#define CON0_MT8516_RST_BAR	BIT(27)

#define PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits,	\
			_pd_reg, _pd_shift, _tuner_reg, _pcw_reg,	\
			_pcw_shift, _div_table) {			\
		.id = _id,						\
		.name = _name,						\
		.reg = _reg,						\
		.pwr_reg = _pwr_reg,					\
		.en_mask = _en_mask,					\
		.flags = _flags,					\
		.rst_bar_mask = CON0_MT8516_RST_BAR,			\
		.fmax = MT8516_PLL_FMAX,				\
		.pcwbits = _pcwbits,					\
		.pd_reg = _pd_reg,					\
		.pd_shift = _pd_shift,					\
		.tuner_reg = _tuner_reg,				\
		.pcw_reg = _pcw_reg,					\
		.pcw_shift = _pcw_shift,				\
		.div_table = _div_table,				\
	}

#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits,	\
			_pd_reg, _pd_shift, _tuner_reg, _pcw_reg,	\
			_pcw_shift)					\
		PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \
			_pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift, \
			NULL)

static const struct mtk_pll_div_table mmpll_div_table[] = {
	{ .div = 0, .freq = MT8516_PLL_FMAX },
	{ .div = 1, .freq = 1000000000 },
	{ .div = 2, .freq = 604500000 },
	{ .div = 3, .freq = 253500000 },
	{ .div = 4, .freq = 126750000 },
	{ } /* sentinel */
};

static const struct mtk_pll_data plls[] = {
	PLL(CLK_APMIXED_ARMPLL, "armpll", 0x0100, 0x0110, 0, 0,
		21, 0x0104, 24, 0, 0x0104, 0),
	PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x0120, 0x0130, 0,
		HAVE_RST_BAR, 21, 0x0124, 24, 0, 0x0124, 0),
	PLL(CLK_APMIXED_UNIVPLL, "univpll", 0x0140, 0x0150, 0x30000000,
		HAVE_RST_BAR, 7, 0x0144, 24, 0, 0x0144, 0),
	PLL_B(CLK_APMIXED_MMPLL, "mmpll", 0x0160, 0x0170, 0, 0,
		21, 0x0164, 24, 0, 0x0164, 0, mmpll_div_table),
	PLL(CLK_APMIXED_APLL1, "apll1", 0x0180, 0x0190, 0, 0,
		31, 0x0180, 1, 0x0194, 0x0184, 0),
	PLL(CLK_APMIXED_APLL2, "apll2", 0x01A0, 0x01B0, 0, 0,
		31, 0x01A0, 1, 0x01B4, 0x01A4, 0),
};

static void __init mtk_apmixedsys_init(struct device_node *node)
{
	struct clk_hw_onecell_data *clk_data;
	void __iomem *base;
	int r;

	base = of_iomap(node, 0);
	if (!base) {
		pr_err("%s(): ioremap failed\n", __func__);
		return;
	}

	clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR_CLK);

	mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data);

	r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
	if (r)
		pr_err("%s(): could not register clock provider: %d\n",
			__func__, r);

}
CLK_OF_DECLARE(mtk_apmixedsys, "mediatek,mt8516-apmixedsys",
		mtk_apmixedsys_init);