clk: mediatek: add driver for MT7622

This patch add clock driver for MediaTek MT7622 SoC.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Sam Shih <sam.shih@mediatek.com>

2 files changed, 679 insertions, 0 deletions

diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index b82243885c..237fd17f16 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile
@@ -5,6 +5,7 @@ obj-$(CONFIG_ARCH_MEDIATEK) += clk-mtk.o
 # SoC Drivers
 obj-$(CONFIG_MT8512) += clk-mt8512.o
 obj-$(CONFIG_TARGET_MT7623) += clk-mt7623.o
+obj-$(CONFIG_TARGET_MT7622) += clk-mt7622.o
 obj-$(CONFIG_TARGET_MT7629) += clk-mt7629.o
 obj-$(CONFIG_TARGET_MT8516) += clk-mt8516.o
 obj-$(CONFIG_TARGET_MT8518) += clk-mt8518.o
diff --git a/drivers/clk/mediatek/clk-mt7622.c b/drivers/clk/mediatek/clk-mt7622.c
new file mode 100644
index 0000000000..a5b61a190b
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt7622.c
@@ -0,0 +1,678 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * MediaTek clock driver for MT7622 SoC
+ *
+ * Copyright (C) 2019 MediaTek Inc.
+ * Author: Ryder Lee <ryder.lee@mediatek.com>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <asm/arch-mediatek/reset.h>
+#include <asm/io.h>
+#include <dt-bindings/clock/mt7622-clk.h>
+
+#include "clk-mtk.h"
+
+#define MT7622_CLKSQ_STB_CON0		0x20
+#define MT7622_PLL_ISO_CON0		0x2c
+#define MT7622_PLL_FMAX			(2500UL * MHZ)
+#define MT7622_CON0_RST_BAR		BIT(24)
+
+#define MCU_AXI_DIV			0x640
+#define AXI_DIV_MSK			GENMASK(4, 0)
+#define AXI_DIV_SEL(x)			(x)
+
+#define MCU_BUS_MUX			0x7c0
+#define MCU_BUS_MSK			GENMASK(10, 9)
+#define MCU_BUS_SEL(x)			((x) << 9)
+
+/* apmixedsys */
+#define PLL(_id, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, _pd_reg,	\
+	    _pd_shift, _pcw_reg, _pcw_shift) {				\
+		.id = _id,						\
+		.reg = _reg,						\
+		.pwr_reg = _pwr_reg,					\
+		.en_mask = _en_mask,					\
+		.rst_bar_mask = MT7622_CON0_RST_BAR,			\
+		.fmax = MT7622_PLL_FMAX,				\
+		.flags = _flags,					\
+		.pcwbits = _pcwbits,					\
+		.pd_reg = _pd_reg,					\
+		.pd_shift = _pd_shift,					\
+		.pcw_reg = _pcw_reg,					\
+		.pcw_shift = _pcw_shift,				\
+	}
+
+static const struct mtk_pll_data apmixed_plls[] = {
+	PLL(CLK_APMIXED_ARMPLL, 0x200, 0x20c, 0x1, 0,
+	    21, 0x204, 24, 0x204, 0),
+	PLL(CLK_APMIXED_MAINPLL, 0x210, 0x21c, 0x1, HAVE_RST_BAR,
+	    21, 0x214, 24, 0x214, 0),
+	PLL(CLK_APMIXED_UNIV2PLL, 0x220, 0x22c, 0x1, HAVE_RST_BAR,
+	    7, 0x224, 24, 0x224, 14),
+	PLL(CLK_APMIXED_ETH1PLL, 0x300, 0x310, 0x1, 0,
+	    21, 0x300, 1, 0x304, 0),
+	PLL(CLK_APMIXED_ETH2PLL, 0x314, 0x320, 0x1, 0,
+	    21, 0x314, 1, 0x318, 0),
+	PLL(CLK_APMIXED_AUD1PLL, 0x324, 0x330, 0x1, 0,
+	    31, 0x324, 1, 0x328, 0),
+	PLL(CLK_APMIXED_AUD2PLL, 0x334, 0x340, 0x1, 0,
+	    31, 0x334, 1, 0x338, 0),
+	PLL(CLK_APMIXED_TRGPLL, 0x344, 0x354, 0x1, 0,
+	    21, 0x344, 1, 0x348, 0),
+	PLL(CLK_APMIXED_SGMIPLL, 0x358, 0x368, 0x1, 0,
+	    21, 0x358, 1, 0x35c, 0),
+};
+
+/* topckgen */
+#define FACTOR0(_id, _parent, _mult, _div)			\
+	FACTOR(_id, _parent, _mult, _div, CLK_PARENT_APMIXED)
+
+#define FACTOR1(_id, _parent, _mult, _div)			\
+	FACTOR(_id, _parent, _mult, _div, CLK_PARENT_TOPCKGEN)
+
+#define FACTOR2(_id, _parent, _mult, _div)			\
+	FACTOR(_id, _parent, _mult, _div, 0)
+
+static const struct mtk_fixed_clk top_fixed_clks[] = {
+	FIXED_CLK(CLK_TOP_TO_U2_PHY, CLK_XTAL, 31250000),
+	FIXED_CLK(CLK_TOP_TO_U2_PHY_1P, CLK_XTAL, 31250000),
+	FIXED_CLK(CLK_TOP_PCIE0_PIPE_EN, CLK_XTAL, 125000000),
+	FIXED_CLK(CLK_TOP_PCIE1_PIPE_EN, CLK_XTAL, 125000000),
+	FIXED_CLK(CLK_TOP_SSUSB_TX250M, CLK_XTAL, 250000000),
+	FIXED_CLK(CLK_TOP_SSUSB_EQ_RX250M, CLK_XTAL, 250000000),
+	FIXED_CLK(CLK_TOP_SSUSB_CDR_REF, CLK_XTAL, 33333333),
+	FIXED_CLK(CLK_TOP_SSUSB_CDR_FB, CLK_XTAL, 50000000),
+	FIXED_CLK(CLK_TOP_SATA_ASIC, CLK_XTAL, 50000000),
+	FIXED_CLK(CLK_TOP_SATA_RBC, CLK_XTAL, 50000000),
+};
+
+static const struct mtk_fixed_factor top_fixed_divs[] = {
+	FACTOR0(CLK_TOP_TO_USB3_SYS, CLK_APMIXED_ETH1PLL, 1, 4),
+	FACTOR0(CLK_TOP_P1_1MHZ, CLK_APMIXED_ETH1PLL, 1, 500),
+	FACTOR0(CLK_TOP_4MHZ, CLK_APMIXED_ETH1PLL, 1, 125),
+	FACTOR0(CLK_TOP_P0_1MHZ, CLK_APMIXED_ETH1PLL, 1, 500),
+	FACTOR1(CLK_TOP_TXCLK_SRC_PRE, CLK_TOP_SGMIIPLL_D2, 1, 1),
+	FACTOR2(CLK_TOP_RTC, CLK_XTAL, 1, 1024),
+	FACTOR2(CLK_TOP_MEMPLL, CLK_XTAL, 32, 1),
+	FACTOR1(CLK_TOP_DMPLL, CLK_TOP_MEMPLL, 1, 1),
+	FACTOR0(CLK_TOP_SYSPLL_D2, CLK_APMIXED_MAINPLL, 1, 2),
+	FACTOR0(CLK_TOP_SYSPLL1_D2, CLK_APMIXED_MAINPLL, 1, 4),
+	FACTOR0(CLK_TOP_SYSPLL1_D4, CLK_APMIXED_MAINPLL, 1, 8),
+	FACTOR0(CLK_TOP_SYSPLL1_D8, CLK_APMIXED_MAINPLL, 1, 16),
+	FACTOR0(CLK_TOP_SYSPLL2_D4, CLK_APMIXED_MAINPLL, 1, 12),
+	FACTOR0(CLK_TOP_SYSPLL2_D8, CLK_APMIXED_MAINPLL, 1, 24),
+	FACTOR0(CLK_TOP_SYSPLL_D5, CLK_APMIXED_MAINPLL, 1, 5),
+	FACTOR0(CLK_TOP_SYSPLL3_D2, CLK_APMIXED_MAINPLL, 1, 10),
+	FACTOR0(CLK_TOP_SYSPLL3_D4, CLK_APMIXED_MAINPLL, 1, 20),
+	FACTOR0(CLK_TOP_SYSPLL4_D2, CLK_APMIXED_MAINPLL, 1, 14),
+	FACTOR0(CLK_TOP_SYSPLL4_D4, CLK_APMIXED_MAINPLL, 1, 28),
+	FACTOR0(CLK_TOP_SYSPLL4_D16, CLK_APMIXED_MAINPLL, 1, 112),
+	FACTOR0(CLK_TOP_UNIVPLL, CLK_APMIXED_UNIV2PLL, 1, 2),
+	FACTOR0(CLK_TOP_UNIVPLL_D2, CLK_TOP_UNIVPLL, 1, 2),
+	FACTOR1(CLK_TOP_UNIVPLL1_D2, CLK_TOP_UNIVPLL, 1, 4),
+	FACTOR1(CLK_TOP_UNIVPLL1_D4, CLK_TOP_UNIVPLL, 1, 8),
+	FACTOR1(CLK_TOP_UNIVPLL1_D8, CLK_TOP_UNIVPLL, 1, 16),
+	FACTOR1(CLK_TOP_UNIVPLL1_D16, CLK_TOP_UNIVPLL, 1, 32),
+	FACTOR1(CLK_TOP_UNIVPLL2_D2, CLK_TOP_UNIVPLL, 1, 6),
+	FACTOR1(CLK_TOP_UNIVPLL2_D4, CLK_TOP_UNIVPLL, 1, 12),
+	FACTOR1(CLK_TOP_UNIVPLL2_D8, CLK_TOP_UNIVPLL, 1, 24),
+	FACTOR1(CLK_TOP_UNIVPLL2_D16, CLK_TOP_UNIVPLL, 1, 48),
+	FACTOR1(CLK_TOP_UNIVPLL_D5, CLK_TOP_UNIVPLL, 1, 5),
+	FACTOR1(CLK_TOP_UNIVPLL3_D2, CLK_TOP_UNIVPLL, 1, 10),
+	FACTOR1(CLK_TOP_UNIVPLL3_D4, CLK_TOP_UNIVPLL, 1, 20),
+	FACTOR1(CLK_TOP_UNIVPLL3_D16, CLK_TOP_UNIVPLL, 1, 80),
+	FACTOR1(CLK_TOP_UNIVPLL_D7, CLK_TOP_UNIVPLL, 1, 7),
+	FACTOR1(CLK_TOP_UNIVPLL_D80_D4, CLK_TOP_UNIVPLL, 1, 320),
+	FACTOR1(CLK_TOP_UNIV48M, CLK_TOP_UNIVPLL, 1, 25),
+	FACTOR0(CLK_TOP_SGMIIPLL, CLK_APMIXED_SGMIPLL, 1, 1),
+	FACTOR0(CLK_TOP_SGMIIPLL_D2, CLK_APMIXED_SGMIPLL, 1, 2),
+	FACTOR0(CLK_TOP_AUD1PLL, CLK_APMIXED_AUD1PLL, 1, 1),
+	FACTOR0(CLK_TOP_AUD2PLL, CLK_APMIXED_AUD2PLL, 1, 1),
+	FACTOR1(CLK_TOP_AUD_I2S2_MCK, CLK_TOP_I2S2_MCK_SEL, 1, 2),
+	FACTOR1(CLK_TOP_TO_USB3_REF, CLK_TOP_UNIVPLL2_D4, 1, 4),
+	FACTOR1(CLK_TOP_PCIE1_MAC_EN, CLK_TOP_UNIVPLL1_D4, 1, 1),
+	FACTOR1(CLK_TOP_PCIE0_MAC_EN, CLK_TOP_UNIVPLL1_D4, 1, 1),
+	FACTOR0(CLK_TOP_ETH_500M, CLK_APMIXED_ETH1PLL, 1, 1),
+};
+
+static const int axi_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL1_D2,
+	CLK_TOP_SYSPLL_D5,
+	CLK_TOP_SYSPLL1_D4,
+	CLK_TOP_UNIVPLL_D5,
+	CLK_TOP_UNIVPLL2_D2,
+	CLK_TOP_UNIVPLL_D7
+};
+
+static const int mem_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_DMPLL
+};
+
+static const int ddrphycfg_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL1_D8
+};
+
+static const int eth_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL1_D2,
+	CLK_TOP_UNIVPLL1_D2,
+	CLK_TOP_SYSPLL1_D4,
+	CLK_TOP_UNIVPLL_D5,
+	-1,
+	CLK_TOP_UNIVPLL_D7
+};
+
+static const int pwm_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_UNIVPLL2_D4
+};
+
+static const int f10m_ref_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL4_D16
+};
+
+static const int nfi_infra_parents[] = {
+	CLK_XTAL,
+	CLK_XTAL,
+	CLK_XTAL,
+	CLK_XTAL,
+	CLK_XTAL,
+	CLK_XTAL,
+	CLK_XTAL,
+	CLK_XTAL,
+	CLK_TOP_UNIVPLL2_D8,
+	CLK_TOP_SYSPLL1_D8,
+	CLK_TOP_UNIVPLL1_D8,
+	CLK_TOP_SYSPLL4_D2,
+	CLK_TOP_UNIVPLL2_D4,
+	CLK_TOP_UNIVPLL3_D2,
+	CLK_TOP_SYSPLL1_D4
+};
+
+static const int flash_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_UNIVPLL_D80_D4,
+	CLK_TOP_SYSPLL2_D8,
+	CLK_TOP_SYSPLL3_D4,
+	CLK_TOP_UNIVPLL3_D4,
+	CLK_TOP_UNIVPLL1_D8,
+	CLK_TOP_SYSPLL2_D4,
+	CLK_TOP_UNIVPLL2_D4
+};
+
+static const int uart_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_UNIVPLL2_D8
+};
+
+static const int spi0_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL3_D2,
+	CLK_XTAL,
+	CLK_TOP_SYSPLL2_D4,
+	CLK_TOP_SYSPLL4_D2,
+	CLK_TOP_UNIVPLL2_D4,
+	CLK_TOP_UNIVPLL1_D8,
+	CLK_XTAL
+};
+
+static const int spi1_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL3_D2,
+	CLK_XTAL,
+	CLK_TOP_SYSPLL4_D4,
+	CLK_TOP_SYSPLL4_D2,
+	CLK_TOP_UNIVPLL2_D4,
+	CLK_TOP_UNIVPLL1_D8,
+	CLK_XTAL
+};
+
+static const int msdc30_0_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_UNIVPLL2_D16,
+	CLK_TOP_UNIV48M
+};
+
+static const int a1sys_hp_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_AUD1PLL,
+	CLK_TOP_AUD2PLL,
+	CLK_XTAL
+};
+
+static const int intdir_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL1_D2,
+	CLK_TOP_UNIVPLL_D2,
+	CLK_TOP_SGMIIPLL
+};
+
+static const int aud_intbus_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL1_D4,
+	CLK_TOP_SYSPLL4_D2,
+	CLK_TOP_SYSPLL3_D2
+};
+
+static const int pmicspi_parents[] = {
+	CLK_XTAL,
+	-1,
+	-1,
+	-1,
+	-1,
+	CLK_TOP_UNIVPLL2_D16
+};
+
+static const int atb_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL1_D2,
+	CLK_TOP_SYSPLL_D5
+};
+
+static const int audio_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL3_D4,
+	CLK_TOP_SYSPLL4_D4,
+	CLK_TOP_UNIVPLL1_D16
+};
+
+static const int usb20_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_UNIVPLL3_D4,
+	CLK_TOP_SYSPLL1_D8,
+	CLK_XTAL
+};
+
+static const int aud1_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_AUD1PLL
+};
+
+static const int asm_l_parents[] = {
+	CLK_XTAL,
+	CLK_TOP_SYSPLL_D5,
+	CLK_TOP_UNIVPLL2_D2,
+	CLK_TOP_UNIVPLL2_D4
+};
+
+static const int apll1_ck_parents[] = {
+	CLK_TOP_AUD1_SEL,
+	CLK_TOP_AUD2_SEL
+};
+
+static const struct mtk_composite top_muxes[] = {
+	/* CLK_CFG_0 */
+	MUX_GATE(CLK_TOP_AXI_SEL, axi_parents, 0x40, 0, 3, 7),
+	MUX_GATE(CLK_TOP_MEM_SEL, mem_parents, 0x40, 8, 1, 15),
+	MUX_GATE(CLK_TOP_DDRPHYCFG_SEL, ddrphycfg_parents, 0x40, 16, 1, 23),
+	MUX_GATE(CLK_TOP_ETH_SEL, eth_parents, 0x40, 24, 3, 31),
+
+	/* CLK_CFG_1 */
+	MUX_GATE(CLK_TOP_PWM_SEL, pwm_parents, 0x50, 0, 2, 7),
+	MUX_GATE(CLK_TOP_F10M_REF_SEL, f10m_ref_parents, 0x50, 8, 1, 15),
+	MUX_GATE(CLK_TOP_NFI_INFRA_SEL, nfi_infra_parents, 0x50, 16, 4, 23),
+	MUX_GATE(CLK_TOP_FLASH_SEL, flash_parents, 0x50, 24, 3, 31),
+
+	/* CLK_CFG_2 */
+	MUX_GATE(CLK_TOP_UART_SEL, uart_parents, 0x60, 0, 1, 7),
+	MUX_GATE(CLK_TOP_SPI0_SEL, spi0_parents, 0x60, 8, 3, 15),
+	MUX_GATE(CLK_TOP_SPI1_SEL, spi1_parents, 0x60, 16, 3, 23),
+	MUX_GATE(CLK_TOP_MSDC50_0_SEL, uart_parents, 0x60, 24, 3, 31),
+
+	/* CLK_CFG_3 */
+	MUX_GATE(CLK_TOP_MSDC30_0_SEL, msdc30_0_parents, 0x70, 0, 3, 7),
+	MUX_GATE(CLK_TOP_MSDC30_1_SEL, msdc30_0_parents, 0x70, 8, 3, 15),
+	MUX_GATE(CLK_TOP_A1SYS_HP_SEL, a1sys_hp_parents, 0x70, 16, 3, 23),
+	MUX_GATE(CLK_TOP_A2SYS_HP_SEL, a1sys_hp_parents, 0x70, 24, 3, 31),
+
+	/* CLK_CFG_4 */
+	MUX_GATE(CLK_TOP_INTDIR_SEL, intdir_parents, 0x80, 0, 2, 7),
+	MUX_GATE(CLK_TOP_AUD_INTBUS_SEL, aud_intbus_parents, 0x80, 8, 2, 15),
+	MUX_GATE(CLK_TOP_PMICSPI_SEL, pmicspi_parents, 0x80, 16, 3, 23),
+	MUX_GATE(CLK_TOP_SCP_SEL, ddrphycfg_parents, 0x80, 24, 2, 31),
+
+	/* CLK_CFG_5 */
+	MUX_GATE(CLK_TOP_ATB_SEL, atb_parents, 0x90, 0, 2, 7),
+	MUX_GATE_FLAGS(CLK_TOP_HIF_SEL, eth_parents, 0x90, 8, 3, 15,
+		       CLK_DOMAIN_SCPSYS),
+	MUX_GATE(CLK_TOP_AUDIO_SEL, audio_parents, 0x90, 16, 2, 23),
+	MUX_GATE(CLK_TOP_U2_SEL, usb20_parents, 0x90, 24, 2, 31),
+
+	/* CLK_CFG_6 */
+	MUX_GATE(CLK_TOP_AUD1_SEL, aud1_parents, 0xA0, 0, 1, 7),
+	MUX_GATE(CLK_TOP_AUD2_SEL, aud1_parents, 0xA0, 8, 1, 15),
+	MUX_GATE(CLK_TOP_IRRX_SEL, f10m_ref_parents, 0xA0, 16, 1, 23),
+	MUX_GATE(CLK_TOP_IRTX_SEL, f10m_ref_parents, 0xA0, 24, 1, 31),
+
+	/* CLK_CFG_7 */
+	MUX_GATE(CLK_TOP_ASM_L_SEL, asm_l_parents, 0xB0, 0, 2, 7),
+	MUX_GATE(CLK_TOP_ASM_M_SEL, asm_l_parents, 0xB0, 8, 2, 15),
+	MUX_GATE(CLK_TOP_ASM_H_SEL, asm_l_parents, 0xB0, 16, 2, 23),
+
+	/* CLK_AUDDIV_0 */
+	MUX(CLK_TOP_APLL1_SEL, apll1_ck_parents, 0x120, 6, 1),
+	MUX(CLK_TOP_APLL2_SEL, apll1_ck_parents, 0x120, 7, 1),
+	MUX(CLK_TOP_I2S0_MCK_SEL, apll1_ck_parents, 0x120, 8, 1),
+	MUX(CLK_TOP_I2S1_MCK_SEL, apll1_ck_parents, 0x120, 9, 1),
+	MUX(CLK_TOP_I2S2_MCK_SEL, apll1_ck_parents, 0x120, 10, 1),
+	MUX(CLK_TOP_I2S3_MCK_SEL, apll1_ck_parents, 0x120, 161, 1),
+};
+
+/* infracfg */
+static const struct mtk_gate_regs infra_cg_regs = {
+	.set_ofs = 0x40,
+	.clr_ofs = 0x44,
+	.sta_ofs = 0x48,
+};
+
+#define GATE_INFRA(_id, _parent, _shift) {			\
+		.id = _id,					\
+		.parent = _parent,				\
+		.regs = &infra_cg_regs,				\
+		.shift = _shift,				\
+		.flags = CLK_GATE_SETCLR | CLK_PARENT_TOPCKGEN,	\
+	}
+
+static const struct mtk_gate infra_cgs[] = {
+	GATE_INFRA(CLK_INFRA_DBGCLK_PD, CLK_TOP_AXI_SEL, 0),
+	GATE_INFRA(CLK_INFRA_TRNG, CLK_TOP_AXI_SEL, 2),
+	GATE_INFRA(CLK_INFRA_AUDIO_PD, CLK_TOP_AUD_INTBUS_SEL, 5),
+	GATE_INFRA(CLK_INFRA_IRRX_PD, CLK_TOP_IRRX_SEL, 16),
+	GATE_INFRA(CLK_INFRA_APXGPT_PD, CLK_TOP_F10M_REF_SEL, 18),
+	GATE_INFRA(CLK_INFRA_PMIC_PD, CLK_TOP_PMICSPI_SEL, 22),
+};
+
+/* pericfg */
+static const struct mtk_gate_regs peri0_cg_regs = {
+	.set_ofs = 0x8,
+	.clr_ofs = 0x10,
+	.sta_ofs = 0x18,
+};
+
+static const struct mtk_gate_regs peri1_cg_regs = {
+	.set_ofs = 0xC,
+	.clr_ofs = 0x14,
+	.sta_ofs = 0x1C,
+};
+
+#define GATE_PERI0(_id, _parent, _shift) {			\
+		.id = _id,					\
+		.parent = _parent,				\
+		.regs = &peri0_cg_regs,				\
+		.shift = _shift,				\
+		.flags = CLK_GATE_SETCLR | CLK_PARENT_TOPCKGEN,	\
+	}
+
+#define GATE_PERI1(_id, _parent, _shift) {			\
+		.id = _id,					\
+		.parent = _parent,				\
+		.regs = &peri1_cg_regs,				\
+		.shift = _shift,				\
+		.flags = CLK_GATE_SETCLR | CLK_PARENT_TOPCKGEN,	\
+	}
+
+static const struct mtk_gate peri_cgs[] = {
+	/* PERI0 */
+	GATE_PERI0(CLK_PERI_THERM_PD, CLK_TOP_AXI_SEL, 1),
+	GATE_PERI0(CLK_PERI_PWM1_PD, CLK_XTAL, 2),
+	GATE_PERI0(CLK_PERI_PWM2_PD, CLK_XTAL, 3),
+	GATE_PERI0(CLK_PERI_PWM3_PD, CLK_XTAL, 4),
+	GATE_PERI0(CLK_PERI_PWM4_PD, CLK_XTAL, 5),
+	GATE_PERI0(CLK_PERI_PWM5_PD, CLK_XTAL, 6),
+	GATE_PERI0(CLK_PERI_PWM6_PD, CLK_XTAL, 7),
+	GATE_PERI0(CLK_PERI_PWM7_PD, CLK_XTAL, 8),
+	GATE_PERI0(CLK_PERI_PWM_PD, CLK_XTAL, 9),
+	GATE_PERI0(CLK_PERI_AP_DMA_PD, CLK_TOP_AXI_SEL, 12),
+	GATE_PERI0(CLK_PERI_MSDC30_0_PD, CLK_TOP_MSDC30_0_SEL, 13),
+	GATE_PERI0(CLK_PERI_MSDC30_1_PD, CLK_TOP_MSDC30_1_SEL, 14),
+	GATE_PERI0(CLK_PERI_UART0_PD, CLK_TOP_AXI_SEL, 17),
+	GATE_PERI0(CLK_PERI_UART1_PD, CLK_TOP_AXI_SEL, 18),
+	GATE_PERI0(CLK_PERI_UART2_PD, CLK_TOP_AXI_SEL, 19),
+	GATE_PERI0(CLK_PERI_UART3_PD, CLK_TOP_AXI_SEL, 20),
+	GATE_PERI0(CLK_PERI_BTIF_PD, CLK_TOP_AXI_SEL, 22),
+	GATE_PERI0(CLK_PERI_I2C0_PD, CLK_TOP_AXI_SEL, 23),
+	GATE_PERI0(CLK_PERI_I2C1_PD, CLK_TOP_AXI_SEL, 24),
+	GATE_PERI0(CLK_PERI_I2C2_PD, CLK_TOP_AXI_SEL, 25),
+	GATE_PERI0(CLK_PERI_SPI1_PD, CLK_TOP_SPI1_SEL, 26),
+	GATE_PERI0(CLK_PERI_AUXADC_PD, CLK_XTAL, 27),
+	GATE_PERI0(CLK_PERI_SPI0_PD, CLK_TOP_SPI0_SEL, 28),
+	GATE_PERI0(CLK_PERI_SNFI_PD, CLK_TOP_NFI_INFRA_SEL, 29),
+	GATE_PERI0(CLK_PERI_NFI_PD, CLK_TOP_AXI_SEL, 30),
+	GATE_PERI1(CLK_PERI_NFIECC_PD, CLK_TOP_AXI_SEL, 31),
+
+	/* PERI1 */
+	GATE_PERI1(CLK_PERI_FLASH_PD, CLK_TOP_FLASH_SEL, 1),
+	GATE_PERI1(CLK_PERI_IRTX_PD, CLK_TOP_IRTX_SEL, 2),
+};
+
+/* ethsys */
+static const struct mtk_gate_regs eth_cg_regs = {
+	.sta_ofs = 0x30,
+};
+
+#define GATE_ETH(_id, _parent, _shift) {			\
+		.id = _id,					\
+		.parent = _parent,				\
+		.regs = &eth_cg_regs,				\
+		.shift = _shift,				\
+		.flags = CLK_GATE_NO_SETCLR_INV | CLK_PARENT_TOPCKGEN,	\
+	}
+
+static const struct mtk_gate eth_cgs[] = {
+	GATE_ETH(CLK_ETH_HSDMA_EN, CLK_TOP_ETH_SEL, 5),
+	GATE_ETH(CLK_ETH_ESW_EN, CLK_TOP_ETH_500M, 6),
+	GATE_ETH(CLK_ETH_GP2_EN, CLK_TOP_TXCLK_SRC_PRE, 7),
+	GATE_ETH(CLK_ETH_GP1_EN, CLK_TOP_TXCLK_SRC_PRE, 8),
+	GATE_ETH(CLK_ETH_GP0_EN, CLK_TOP_TXCLK_SRC_PRE, 9),
+};
+
+static const struct mtk_gate_regs sgmii_cg_regs = {
+	.sta_ofs = 0xE4,
+};
+
+#define GATE_SGMII(_id, _parent, _shift) {			\
+	.id = _id,						\
+	.parent = _parent,					\
+	.regs = &sgmii_cg_regs,					\
+	.shift = _shift,					\
+	.flags = CLK_GATE_NO_SETCLR_INV | CLK_PARENT_TOPCKGEN,	\
+}
+
+static const struct mtk_gate sgmii_cgs[] = {
+	GATE_SGMII(CLK_SGMII_TX250M_EN, CLK_TOP_SSUSB_TX250M, 2),
+	GATE_SGMII(CLK_SGMII_RX250M_EN, CLK_TOP_SSUSB_EQ_RX250M, 3),
+	GATE_SGMII(CLK_SGMII_CDR_REF, CLK_TOP_SSUSB_CDR_REF, 4),
+	GATE_SGMII(CLK_SGMII_CDR_FB, CLK_TOP_SSUSB_CDR_FB, 5),
+};
+
+static const struct mtk_clk_tree mt7622_clk_tree = {
+	.xtal_rate = 25 * MHZ,
+	.xtal2_rate = 25 * MHZ,
+	.fdivs_offs = CLK_TOP_TO_USB3_SYS,
+	.muxes_offs = CLK_TOP_AXI_SEL,
+	.plls = apmixed_plls,
+	.fclks = top_fixed_clks,
+	.fdivs = top_fixed_divs,
+	.muxes = top_muxes,
+};
+
+static int mt7622_mcucfg_probe(struct udevice *dev)
+{
+	void __iomem *base;
+
+	base = dev_read_addr_ptr(dev);
+	if (!base)
+		return -ENOENT;
+
+	clrsetbits_le32(base + MCU_AXI_DIV, AXI_DIV_MSK,
+			AXI_DIV_SEL(0x12));
+	clrsetbits_le32(base + MCU_BUS_MUX, MCU_BUS_MSK,
+			MCU_BUS_SEL(0x1));
+
+	return 0;
+}
+
+static int mt7622_apmixedsys_probe(struct udevice *dev)
+{
+	struct mtk_clk_priv *priv = dev_get_priv(dev);
+	int ret;
+
+	ret = mtk_common_clk_init(dev, &mt7622_clk_tree);
+	if (ret)
+		return ret;
+
+	/* reduce clock square disable time */
+	// writel(0x501, priv->base + MT7622_CLKSQ_STB_CON0);
+	writel(0x98940501, priv->base + MT7622_CLKSQ_STB_CON0);
+
+	/* extend pwr/iso control timing to 1us */
+	writel(0x80008, priv->base + MT7622_PLL_ISO_CON0);
+
+	return 0;
+}
+
+static int mt7622_topckgen_probe(struct udevice *dev)
+{
+	return mtk_common_clk_init(dev, &mt7622_clk_tree);
+}
+
+static int mt7622_infracfg_probe(struct udevice *dev)
+{
+	return mtk_common_clk_gate_init(dev, &mt7622_clk_tree, infra_cgs);
+}
+
+static int mt7622_pericfg_probe(struct udevice *dev)
+{
+	return mtk_common_clk_gate_init(dev, &mt7622_clk_tree, peri_cgs);
+}
+
+static int mt7622_ethsys_probe(struct udevice *dev)
+{
+	return mtk_common_clk_gate_init(dev, &mt7622_clk_tree, eth_cgs);
+}
+
+static int mt7622_ethsys_bind(struct udevice *dev)
+{
+	int ret = 0;
+
+#if CONFIG_IS_ENABLED(RESET_MEDIATEK)
+	ret = mediatek_reset_bind(dev, ETHSYS_HIFSYS_RST_CTRL_OFS, 1);
+	if (ret)
+		debug("Warning: failed to bind reset controller\n");
+#endif
+
+	return ret;
+}
+
+static int mt7622_sgmiisys_probe(struct udevice *dev)
+{
+	return mtk_common_clk_gate_init(dev, &mt7622_clk_tree, sgmii_cgs);
+}
+
+static const struct udevice_id mt7622_apmixed_compat[] = {
+	{ .compatible = "mediatek,mt7622-apmixedsys" },
+	{ }
+};
+
+static const struct udevice_id mt7622_topckgen_compat[] = {
+	{ .compatible = "mediatek,mt7622-topckgen" },
+	{ }
+};
+
+static const struct udevice_id mt7622_infracfg_compat[] = {
+	{ .compatible = "mediatek,mt7622-infracfg", },
+	{ }
+};
+
+static const struct udevice_id mt7622_pericfg_compat[] = {
+	{ .compatible = "mediatek,mt7622-pericfg", },
+	{ }
+};
+
+static const struct udevice_id mt7622_ethsys_compat[] = {
+	{ .compatible = "mediatek,mt7622-ethsys", },
+	{ }
+};
+
+static const struct udevice_id mt7622_sgmiisys_compat[] = {
+	{ .compatible = "mediatek,mt7622-sgmiisys", },
+	{ }
+};
+
+static const struct udevice_id mt7622_mcucfg_compat[] = {
+	{ .compatible = "mediatek,mt7622-mcucfg" },
+	{ }
+};
+
+U_BOOT_DRIVER(mtk_mcucfg) = {
+	.name = "mt7622-mcucfg",
+	.id = UCLASS_SYSCON,
+	.of_match = mt7622_mcucfg_compat,
+	.probe = mt7622_mcucfg_probe,
+	.flags = DM_FLAG_PRE_RELOC,
+};
+
+U_BOOT_DRIVER(mtk_clk_apmixedsys) = {
+	.name = "mt7622-clock-apmixedsys",
+	.id = UCLASS_CLK,
+	.of_match = mt7622_apmixed_compat,
+	.probe = mt7622_apmixedsys_probe,
+	.priv_auto_alloc_size = sizeof(struct mtk_clk_priv),
+	.ops = &mtk_clk_apmixedsys_ops,
+	.flags = DM_FLAG_PRE_RELOC,
+};
+
+U_BOOT_DRIVER(mtk_clk_topckgen) = {
+	.name = "mt7622-clock-topckgen",
+	.id = UCLASS_CLK,
+	.of_match = mt7622_topckgen_compat,
+	.probe = mt7622_topckgen_probe,
+	.priv_auto_alloc_size = sizeof(struct mtk_clk_priv),
+	.ops = &mtk_clk_topckgen_ops,
+	.flags = DM_FLAG_PRE_RELOC,
+};
+
+U_BOOT_DRIVER(mtk_clk_infracfg) = {
+	.name = "mt7622-clock-infracfg",
+	.id = UCLASS_CLK,
+	.of_match = mt7622_infracfg_compat,
+	.probe = mt7622_infracfg_probe,
+	.priv_auto_alloc_size = sizeof(struct mtk_cg_priv),
+	.ops = &mtk_clk_gate_ops,
+	.flags = DM_FLAG_PRE_RELOC,
+};
+
+U_BOOT_DRIVER(mtk_clk_pericfg) = {
+	.name = "mt7622-clock-pericfg",
+	.id = UCLASS_CLK,
+	.of_match = mt7622_pericfg_compat,
+	.probe = mt7622_pericfg_probe,
+	.priv_auto_alloc_size = sizeof(struct mtk_cg_priv),
+	.ops = &mtk_clk_gate_ops,
+	.flags = DM_FLAG_PRE_RELOC,
+};
+
+U_BOOT_DRIVER(mtk_clk_ethsys) = {
+	.name = "mt7622-clock-ethsys",
+	.id = UCLASS_CLK,
+	.of_match = mt7622_ethsys_compat,
+	.probe = mt7622_ethsys_probe,
+	.bind = mt7622_ethsys_bind,
+	.priv_auto_alloc_size = sizeof(struct mtk_cg_priv),
+	.ops = &mtk_clk_gate_ops,
+};
+
+U_BOOT_DRIVER(mtk_clk_sgmiisys) = {
+	.name = "mt7622-clock-sgmiisys",
+	.id = UCLASS_CLK,
+	.of_match = mt7622_sgmiisys_compat,
+	.probe = mt7622_sgmiisys_probe,
+	.priv_auto_alloc_size = sizeof(struct mtk_cg_priv),
+	.ops = &mtk_clk_gate_ops,
+};