[U-boot,v2,04/10] 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 --- drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt7622.c | 678 +++++++++++++++++++++++++ include/dt-bindings/clock/mt7622-clk.h | 271 ++++++++++ 3 files changed, 950 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt7622.c create mode 100644 include/dt-bindings/clock/mt7622-clk.h

diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index e92bcd4efe..755e24c651 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -4,6 +4,7 @@ obj-$(CONFIG_ARCH_MEDIATEK) += clk-mtk.o

# SoC Drivers 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, +}; diff --git a/include/dt-bindings/clock/mt7622-clk.h b/include/dt-bindings/clock/mt7622-clk.h new file mode 100644 index 0000000000..22b8d08b60 --- /dev/null +++ b/include/dt-bindings/clock/mt7622-clk.h @@ -0,0 +1,271 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2019 MediaTek Inc. + */ +#ifndef _DT_BINDINGS_CLK_MT7622_H +#define _DT_BINDINGS_CLK_MT7622_H + +/* TOPCKGEN */ + +/* FIXED_CLKS */ +#define CLK_TOP_TO_U2_PHY 0 +#define CLK_TOP_TO_U2_PHY_1P 1 +#define CLK_TOP_PCIE0_PIPE_EN 2 +#define CLK_TOP_PCIE1_PIPE_EN 3 +#define CLK_TOP_SSUSB_TX250M 4 +#define CLK_TOP_SSUSB_EQ_RX250M 5 +#define CLK_TOP_SSUSB_CDR_REF 6 +#define CLK_TOP_SSUSB_CDR_FB 7 +#define CLK_TOP_SATA_ASIC 8 +#define CLK_TOP_SATA_RBC 9 +/* FIXED_DIVS */ +#define CLK_TOP_TO_USB3_SYS 10 +#define CLK_TOP_P1_1MHZ 11 +#define CLK_TOP_4MHZ 12 +#define CLK_TOP_P0_1MHZ 13 +#define CLK_TOP_TXCLK_SRC_PRE 14 +#define CLK_TOP_RTC 15 +#define CLK_TOP_MEMPLL 16 +#define CLK_TOP_DMPLL 17 +#define CLK_TOP_SYSPLL_D2 18 +#define CLK_TOP_SYSPLL1_D2 19 +#define CLK_TOP_SYSPLL1_D4 20 +#define CLK_TOP_SYSPLL1_D8 21 +#define CLK_TOP_SYSPLL2_D4 22 +#define CLK_TOP_SYSPLL2_D8 23 +#define CLK_TOP_SYSPLL_D5 24 +#define CLK_TOP_SYSPLL3_D2 25 +#define CLK_TOP_SYSPLL3_D4 26 +#define CLK_TOP_SYSPLL4_D2 27 +#define CLK_TOP_SYSPLL4_D4 28 +#define CLK_TOP_SYSPLL4_D16 29 +#define CLK_TOP_UNIVPLL 30 +#define CLK_TOP_UNIVPLL_D2 31 +#define CLK_TOP_UNIVPLL1_D2 32 +#define CLK_TOP_UNIVPLL1_D4 33 +#define CLK_TOP_UNIVPLL1_D8 34 +#define CLK_TOP_UNIVPLL1_D16 35 +#define CLK_TOP_UNIVPLL2_D2 36 +#define CLK_TOP_UNIVPLL2_D4 37 +#define CLK_TOP_UNIVPLL2_D8 38 +#define CLK_TOP_UNIVPLL2_D16 39 +#define CLK_TOP_UNIVPLL_D5 40 +#define CLK_TOP_UNIVPLL3_D2 41 +#define CLK_TOP_UNIVPLL3_D4 42 +#define CLK_TOP_UNIVPLL3_D16 43 +#define CLK_TOP_UNIVPLL_D7 44 +#define CLK_TOP_UNIVPLL_D80_D4 45 +#define CLK_TOP_UNIV48M 46 +#define CLK_TOP_SGMIIPLL 47 +#define CLK_TOP_SGMIIPLL_D2 48 +#define CLK_TOP_AUD1PLL 49 +#define CLK_TOP_AUD2PLL 50 +#define CLK_TOP_AUD_I2S2_MCK 51 +#define CLK_TOP_TO_USB3_REF 52 +#define CLK_TOP_PCIE1_MAC_EN 53 +#define CLK_TOP_PCIE0_MAC_EN 54 +#define CLK_TOP_ETH_500M 55 +/* TOP_MUXES */ +#define CLK_TOP_AXI_SEL 56 +#define CLK_TOP_MEM_SEL 57 +#define CLK_TOP_DDRPHYCFG_SEL 58 +#define CLK_TOP_ETH_SEL 59 +#define CLK_TOP_PWM_SEL 60 +#define CLK_TOP_F10M_REF_SEL 61 +#define CLK_TOP_NFI_INFRA_SEL 62 +#define CLK_TOP_FLASH_SEL 63 +#define CLK_TOP_UART_SEL 64 +#define CLK_TOP_SPI0_SEL 65 +#define CLK_TOP_SPI1_SEL 66 +#define CLK_TOP_MSDC50_0_SEL 67 +#define CLK_TOP_MSDC30_0_SEL 68 +#define CLK_TOP_MSDC30_1_SEL 69 +#define CLK_TOP_A1SYS_HP_SEL 70 +#define CLK_TOP_A2SYS_HP_SEL 71 +#define CLK_TOP_INTDIR_SEL 72 +#define CLK_TOP_AUD_INTBUS_SEL 73 +#define CLK_TOP_PMICSPI_SEL 74 +#define CLK_TOP_SCP_SEL 75 +#define CLK_TOP_ATB_SEL 76 +#define CLK_TOP_HIF_SEL 77 +#define CLK_TOP_AUDIO_SEL 78 +#define CLK_TOP_U2_SEL 79 +#define CLK_TOP_AUD1_SEL 80 +#define CLK_TOP_AUD2_SEL 81 +#define CLK_TOP_IRRX_SEL 82 +#define CLK_TOP_IRTX_SEL 83 +#define CLK_TOP_ASM_L_SEL 84 +#define CLK_TOP_ASM_M_SEL 85 +#define CLK_TOP_ASM_H_SEL 86 +#define CLK_TOP_APLL1_SEL 87 +#define CLK_TOP_APLL2_SEL 88 +#define CLK_TOP_I2S0_MCK_SEL 89 +#define CLK_TOP_I2S1_MCK_SEL 90 +#define CLK_TOP_I2S2_MCK_SEL 91 +#define CLK_TOP_I2S3_MCK_SEL 92 +#define CLK_TOP_APLL1_DIV 93 +#define CLK_TOP_APLL2_DIV 94 +#define CLK_TOP_I2S0_MCK_DIV 95 +#define CLK_TOP_I2S1_MCK_DIV 96 +#define CLK_TOP_I2S2_MCK_DIV 97 +#define CLK_TOP_I2S3_MCK_DIV 98 +#define CLK_TOP_A1SYS_HP_DIV 99 +#define CLK_TOP_A2SYS_HP_DIV 100 +#define CLK_TOP_APLL1_DIV_PD 101 +#define CLK_TOP_APLL2_DIV_PD 102 +#define CLK_TOP_I2S0_MCK_DIV_PD 103 +#define CLK_TOP_I2S1_MCK_DIV_PD 104 +#define CLK_TOP_I2S2_MCK_DIV_PD 105 +#define CLK_TOP_I2S3_MCK_DIV_PD 106 + +/* INFRACFG */ + +#define CLK_INFRA_DBGCLK_PD 0 +#define CLK_INFRA_TRNG 1 +#define CLK_INFRA_AUDIO_PD 2 +#define CLK_INFRA_IRRX_PD 3 +#define CLK_INFRA_APXGPT_PD 4 +#define CLK_INFRA_PMIC_PD 5 + +/* PERICFG */ + +#define CLK_PERI_THERM_PD 0 +#define CLK_PERI_PWM1_PD 1 +#define CLK_PERI_PWM2_PD 2 +#define CLK_PERI_PWM3_PD 3 +#define CLK_PERI_PWM4_PD 4 +#define CLK_PERI_PWM5_PD 5 +#define CLK_PERI_PWM6_PD 6 +#define CLK_PERI_PWM7_PD 7 +#define CLK_PERI_PWM_PD 8 +#define CLK_PERI_AP_DMA_PD 9 +#define CLK_PERI_MSDC30_0_PD 10 +#define CLK_PERI_MSDC30_1_PD 11 +#define CLK_PERI_UART0_PD 12 +#define CLK_PERI_UART1_PD 13 +#define CLK_PERI_UART2_PD 14 +#define CLK_PERI_UART3_PD 15 +#define CLK_PERI_BTIF_PD 16 +#define CLK_PERI_I2C0_PD 17 +#define CLK_PERI_I2C1_PD 18 +#define CLK_PERI_I2C2_PD 19 +#define CLK_PERI_SPI1_PD 20 +#define CLK_PERI_AUXADC_PD 21 +#define CLK_PERI_SPI0_PD 22 +#define CLK_PERI_SNFI_PD 23 +#define CLK_PERI_NFI_PD 24 +#define CLK_PERI_NFIECC_PD 25 +#define CLK_PERI_FLASH_PD 26 +#define CLK_PERI_IRTX_PD 27 + +/* APMIXEDSYS */ + +#define CLK_APMIXED_ARMPLL 0 +#define CLK_APMIXED_MAINPLL 1 +#define CLK_APMIXED_UNIV2PLL 2 +#define CLK_APMIXED_ETH1PLL 3 +#define CLK_APMIXED_ETH2PLL 4 +#define CLK_APMIXED_AUD1PLL 5 +#define CLK_APMIXED_AUD2PLL 6 +#define CLK_APMIXED_TRGPLL 7 +#define CLK_APMIXED_SGMIPLL 8 + +/* AUDIOSYS */ + +#define CLK_AUDIO_AFE 0 +#define CLK_AUDIO_HDMI 1 +#define CLK_AUDIO_SPDF 2 +#define CLK_AUDIO_APLL 3 +#define CLK_AUDIO_I2SIN1 4 +#define CLK_AUDIO_I2SIN2 5 +#define CLK_AUDIO_I2SIN3 6 +#define CLK_AUDIO_I2SIN4 7 +#define CLK_AUDIO_I2SO1 8 +#define CLK_AUDIO_I2SO2 9 +#define CLK_AUDIO_I2SO3 10 +#define CLK_AUDIO_I2SO4 11 +#define CLK_AUDIO_ASRCI1 12 +#define CLK_AUDIO_ASRCI2 13 +#define CLK_AUDIO_ASRCO1 14 +#define CLK_AUDIO_ASRCO2 15 +#define CLK_AUDIO_INTDIR 16 +#define CLK_AUDIO_A1SYS 17 +#define CLK_AUDIO_A2SYS 18 +#define CLK_AUDIO_UL1 19 +#define CLK_AUDIO_UL2 20 +#define CLK_AUDIO_UL3 21 +#define CLK_AUDIO_UL4 22 +#define CLK_AUDIO_UL5 23 +#define CLK_AUDIO_UL6 24 +#define CLK_AUDIO_DL1 25 +#define CLK_AUDIO_DL2 26 +#define CLK_AUDIO_DL3 27 +#define CLK_AUDIO_DL4 28 +#define CLK_AUDIO_DL5 29 +#define CLK_AUDIO_DL6 30 +#define CLK_AUDIO_DLMCH 31 +#define CLK_AUDIO_ARB1 32 +#define CLK_AUDIO_AWB 33 +#define CLK_AUDIO_AWB3 34 +#define CLK_AUDIO_DAI 35 +#define CLK_AUDIO_MOD 36 +#define CLK_AUDIO_ASRCI3 37 +#define CLK_AUDIO_ASRCI4 38 +#define CLK_AUDIO_ASRCO3 39 +#define CLK_AUDIO_ASRCO4 40 +#define CLK_AUDIO_MEM_ASRC1 41 +#define CLK_AUDIO_MEM_ASRC2 42 +#define CLK_AUDIO_MEM_ASRC3 43 +#define CLK_AUDIO_MEM_ASRC4 44 +#define CLK_AUDIO_MEM_ASRC5 45 +#define CLK_AUDIO_AFE_CONN 46 +#define CLK_AUDIO_NR_CLK 47 + +/* SSUSBSYS */ + +#define CLK_SSUSB_U2_PHY_1P_EN 0 +#define CLK_SSUSB_U2_PHY_EN 1 +#define CLK_SSUSB_REF_EN 2 +#define CLK_SSUSB_SYS_EN 3 +#define CLK_SSUSB_MCU_EN 4 +#define CLK_SSUSB_DMA_EN 5 +#define CLK_SSUSB_NR_CLK 6 + +/* PCIESYS */ + +#define CLK_PCIE_P1_AUX_EN 0 +#define CLK_PCIE_P1_OBFF_EN 1 +#define CLK_PCIE_P1_AHB_EN 2 +#define CLK_PCIE_P1_AXI_EN 3 +#define CLK_PCIE_P1_MAC_EN 4 +#define CLK_PCIE_P1_PIPE_EN 5 +#define CLK_PCIE_P0_AUX_EN 6 +#define CLK_PCIE_P0_OBFF_EN 7 +#define CLK_PCIE_P0_AHB_EN 8 +#define CLK_PCIE_P0_AXI_EN 9 +#define CLK_PCIE_P0_MAC_EN 10 +#define CLK_PCIE_P0_PIPE_EN 11 +#define CLK_SATA_AHB_EN 12 +#define CLK_SATA_AXI_EN 13 +#define CLK_SATA_ASIC_EN 14 +#define CLK_SATA_RBC_EN 15 +#define CLK_SATA_PM_EN 16 +#define CLK_PCIE_NR_CLK 17 + +/* ETHSYS */ + +#define CLK_ETH_HSDMA_EN 0 +#define CLK_ETH_ESW_EN 1 +#define CLK_ETH_GP2_EN 2 +#define CLK_ETH_GP1_EN 3 +#define CLK_ETH_GP0_EN 4 + +/* SGMIISYS */ + +#define CLK_SGMII_TX250M_EN 0 +#define CLK_SGMII_RX250M_EN 1 +#define CLK_SGMII_CDR_REF 2 +#define CLK_SGMII_CDR_FB 3 + +#endif /* _DT_BINDINGS_CLK_MT7622_H */ +