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u-boot/drivers/clk/mediatek/clk-mt7981.c

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clk: mediatek: add clock driver support for MediaTek MT7981 SoC This patch adds clock driver support for MediaTek MT7981 SoC Reviewed-by: Sean Anderson <seanga2@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
2022-09-09 12:00:12 +00:00
// SPDX-License-Identifier: GPL-2.0
/*
* MediaTek clock driver for MT7981 SoC
*
* Copyright (C) 2022 MediaTek Inc.
* Author: Sam Shih <sam.shih@mediatek.com>
*/
#include <dm.h>
#include <log.h>
#include <asm/arch-mediatek/reset.h>
#include <asm/io.h>
#include <dt-bindings/clock/mt7981-clk.h>
#include <linux/bitops.h>
#include "clk-mtk.h"
#define MT7981_CLK_PDN 0x250
#define MT7981_CLK_PDN_EN_WRITE BIT(31)
#define PLL_FACTOR(_id, _name, _parent, _mult, _div) \
FACTOR(_id, _parent, _mult, _div, CLK_PARENT_APMIXED)
#define TOP_FACTOR(_id, _name, _parent, _mult, _div) \
FACTOR(_id, _parent, _mult, _div, CLK_PARENT_TOPCKGEN)
#define INFRA_FACTOR(_id, _name, _parent, _mult, _div) \
FACTOR(_id, _parent, _mult, _div, CLK_PARENT_INFRASYS)
/* FIXED PLLS */
static const struct mtk_fixed_clk fixed_pll_clks[] = {
FIXED_CLK(CK_APMIXED_ARMPLL, CLK_XTAL, 1300000000),
FIXED_CLK(CK_APMIXED_NET2PLL, CLK_XTAL, 800000000),
FIXED_CLK(CK_APMIXED_MMPLL, CLK_XTAL, 720000000),
FIXED_CLK(CK_APMIXED_SGMPLL, CLK_XTAL, 325000000),
FIXED_CLK(CK_APMIXED_WEDMCUPLL, CLK_XTAL, 208000000),
FIXED_CLK(CK_APMIXED_NET1PLL, CLK_XTAL, 2500000000),
FIXED_CLK(CK_APMIXED_MPLL, CLK_XTAL, 416000000),
FIXED_CLK(CK_APMIXED_APLL2, CLK_XTAL, 196608000),
};
/* TOPCKGEN FIXED CLK */
static const struct mtk_fixed_clk top_fixed_clks[] = {
FIXED_CLK(CK_TOP_CB_CKSQ_40M, CLK_XTAL, 40000000),
};
/* TOPCKGEN FIXED DIV */
static const struct mtk_fixed_factor top_fixed_divs[] = {
PLL_FACTOR(CK_TOP_CB_M_416M, "cb_m_416m", CK_APMIXED_MPLL, 1, 1),
PLL_FACTOR(CK_TOP_CB_M_D2, "cb_m_d2", CK_APMIXED_MPLL, 1, 2),
PLL_FACTOR(CK_TOP_CB_M_D3, "cb_m_d3", CK_APMIXED_MPLL, 1, 3),
PLL_FACTOR(CK_TOP_M_D3_D2, "m_d3_d2", CK_APMIXED_MPLL, 1, 2),
PLL_FACTOR(CK_TOP_CB_M_D4, "cb_m_d4", CK_APMIXED_MPLL, 1, 4),
PLL_FACTOR(CK_TOP_CB_M_D8, "cb_m_d8", CK_APMIXED_MPLL, 1, 8),
PLL_FACTOR(CK_TOP_M_D8_D2, "m_d8_d2", CK_APMIXED_MPLL, 1, 16),
PLL_FACTOR(CK_TOP_CB_MM_720M, "cb_mm_720m", CK_APMIXED_MMPLL, 1, 1),
PLL_FACTOR(CK_TOP_CB_MM_D2, "cb_mm_d2", CK_APMIXED_MMPLL, 1, 2),
PLL_FACTOR(CK_TOP_CB_MM_D3, "cb_mm_d3", CK_APMIXED_MMPLL, 1, 3),
PLL_FACTOR(CK_TOP_CB_MM_D3_D5, "cb_mm_d3_d5", CK_APMIXED_MMPLL, 1, 15),
PLL_FACTOR(CK_TOP_CB_MM_D4, "cb_mm_d4", CK_APMIXED_MMPLL, 1, 4),
PLL_FACTOR(CK_TOP_CB_MM_D6, "cb_mm_d6", CK_APMIXED_MMPLL, 1, 6),
PLL_FACTOR(CK_TOP_MM_D6_D2, "mm_d6_d2", CK_APMIXED_MMPLL, 1, 12),
PLL_FACTOR(CK_TOP_CB_MM_D8, "cb_mm_d8", CK_APMIXED_MMPLL, 1, 8),
PLL_FACTOR(CK_TOP_CB_APLL2_196M, "cb_apll2_196m", CK_APMIXED_APLL2, 1,
1),
PLL_FACTOR(CK_TOP_APLL2_D2, "apll2_d2", CK_APMIXED_APLL2, 1, 2),
PLL_FACTOR(CK_TOP_APLL2_D4, "apll2_d4", CK_APMIXED_APLL2, 1, 4),
PLL_FACTOR(CK_TOP_NET1_2500M, "net1_2500m", CK_APMIXED_NET1PLL, 1, 1),
PLL_FACTOR(CK_TOP_CB_NET1_D4, "cb_net1_d4", CK_APMIXED_NET1PLL, 1, 4),
PLL_FACTOR(CK_TOP_CB_NET1_D5, "cb_net1_d5", CK_APMIXED_NET1PLL, 1, 5),
PLL_FACTOR(CK_TOP_NET1_D5_D2, "net1_d5_d2", CK_APMIXED_NET1PLL, 1, 10),
PLL_FACTOR(CK_TOP_NET1_D5_D4, "net1_d5_d4", CK_APMIXED_NET1PLL, 1, 20),
PLL_FACTOR(CK_TOP_CB_NET1_D8, "cb_net1_d8", CK_APMIXED_NET1PLL, 1, 8),
PLL_FACTOR(CK_TOP_NET1_D8_D2, "net1_d8_d2", CK_APMIXED_NET1PLL, 1, 16),
PLL_FACTOR(CK_TOP_NET1_D8_D4, "net1_d8_d4", CK_APMIXED_NET1PLL, 1, 32),
PLL_FACTOR(CK_TOP_CB_NET2_800M, "cb_net2_800m", CK_APMIXED_NET2PLL, 1,
1),
PLL_FACTOR(CK_TOP_CB_NET2_D2, "cb_net2_d2", CK_APMIXED_NET2PLL, 1, 2),
PLL_FACTOR(CK_TOP_CB_NET2_D4, "cb_net2_d4", CK_APMIXED_NET2PLL, 1, 4),
PLL_FACTOR(CK_TOP_NET2_D4_D2, "net2_d4_d2", CK_APMIXED_NET2PLL, 1, 8),
PLL_FACTOR(CK_TOP_NET2_D4_D4, "net2_d4_d4", CK_APMIXED_NET2PLL, 1, 16),
PLL_FACTOR(CK_TOP_CB_NET2_D6, "cb_net2_d6", CK_APMIXED_NET2PLL, 1, 6),
PLL_FACTOR(CK_TOP_CB_WEDMCU_208M, "cb_wedmcu_208m",
CK_APMIXED_WEDMCUPLL, 1, 1),
PLL_FACTOR(CK_TOP_CB_SGM_325M, "cb_sgm_325m", CK_APMIXED_SGMPLL, 1, 1),
TOP_FACTOR(CK_TOP_CKSQ_40M_D2, "cksq_40m_d2", CK_TOP_CB_CKSQ_40M, 1, 2),
TOP_FACTOR(CK_TOP_CB_RTC_32K, "cb_rtc_32k", CK_TOP_CB_CKSQ_40M, 1,
1250),
TOP_FACTOR(CK_TOP_CB_RTC_32P7K, "cb_rtc_32p7k", CK_TOP_CB_CKSQ_40M, 1,
1220),
TOP_FACTOR(CK_TOP_USB_TX250M, "usb_tx250m", CK_TOP_CB_CKSQ_40M, 1, 1),
TOP_FACTOR(CK_TOP_FAUD, "faud", CK_TOP_CB_CKSQ_40M, 1, 1),
TOP_FACTOR(CK_TOP_NFI1X, "nfi1x", CK_TOP_NFI1X_SEL, 1, 1),
TOP_FACTOR(CK_TOP_USB_EQ_RX250M, "usb_eq_rx250m", CK_TOP_CB_CKSQ_40M, 1,
1),
TOP_FACTOR(CK_TOP_USB_CDR_CK, "usb_cdr", CK_TOP_CB_CKSQ_40M, 1, 1),
TOP_FACTOR(CK_TOP_USB_LN0_CK, "usb_ln0", CK_TOP_CB_CKSQ_40M, 1, 1),
TOP_FACTOR(CK_TOP_SPINFI_BCK, "spinfi_bck", CK_TOP_SPINFI_SEL, 1, 1),
TOP_FACTOR(CK_TOP_SPI, "spi", CK_TOP_SPI_SEL, 1, 1),
TOP_FACTOR(CK_TOP_SPIM_MST, "spim_mst", CK_TOP_SPIM_MST_SEL, 1, 1),
TOP_FACTOR(CK_TOP_UART_BCK, "uart_bck", CK_TOP_UART_SEL, 1, 1),
TOP_FACTOR(CK_TOP_PWM_BCK, "pwm_bck", CK_TOP_PWM_SEL, 1, 1),
TOP_FACTOR(CK_TOP_I2C_BCK, "i2c_bck", CK_TOP_I2C_SEL, 1, 1),
TOP_FACTOR(CK_TOP_PEXTP_TL, "pextp_tl", CK_TOP_PEXTP_TL_SEL, 1, 1),
TOP_FACTOR(CK_TOP_EMMC_208M, "emmc_208m", CK_TOP_EMMC_208M_SEL, 1, 1),
TOP_FACTOR(CK_TOP_EMMC_400M, "emmc_400m", CK_TOP_EMMC_400M_SEL, 1, 1),
TOP_FACTOR(CK_TOP_DRAMC_REF, "dramc_ref", CK_TOP_DRAMC_SEL, 1, 1),
TOP_FACTOR(CK_TOP_DRAMC_MD32, "dramc_md32", CK_TOP_DRAMC_MD32_SEL, 1,
1),
TOP_FACTOR(CK_TOP_SYSAXI, "sysaxi", CK_TOP_SYSAXI_SEL, 1, 1),
TOP_FACTOR(CK_TOP_SYSAPB, "sysapb", CK_TOP_SYSAPB_SEL, 1, 1),
TOP_FACTOR(CK_TOP_ARM_DB_MAIN, "arm_db_main", CK_TOP_ARM_DB_MAIN_SEL, 1,
1),
TOP_FACTOR(CK_TOP_AP2CNN_HOST, "ap2cnn_host", CK_TOP_AP2CNN_HOST_SEL, 1,
1),
TOP_FACTOR(CK_TOP_NETSYS, "netsys", CK_TOP_NETSYS_SEL, 1, 1),
TOP_FACTOR(CK_TOP_NETSYS_500M, "netsys_500m", CK_TOP_NETSYS_500M_SEL, 1,
1),
TOP_FACTOR(CK_TOP_NETSYS_WED_MCU, "netsys_wed_mcu",
CK_TOP_NETSYS_MCU_SEL, 1, 1),
TOP_FACTOR(CK_TOP_NETSYS_2X, "netsys_2x", CK_TOP_NETSYS_2X_SEL, 1, 1),
TOP_FACTOR(CK_TOP_SGM_325M, "sgm_325m", CK_TOP_SGM_325M_SEL, 1, 1),
TOP_FACTOR(CK_TOP_SGM_REG, "sgm_reg", CK_TOP_SGM_REG_SEL, 1, 1),
TOP_FACTOR(CK_TOP_F26M, "csw_f26m", CK_TOP_F26M_SEL, 1, 1),
TOP_FACTOR(CK_TOP_EIP97B, "eip97b", CK_TOP_EIP97B_SEL, 1, 1),
TOP_FACTOR(CK_TOP_USB3_PHY, "usb3_phy", CK_TOP_USB3_PHY_SEL, 1, 1),
TOP_FACTOR(CK_TOP_AUD, "aud", CK_TOP_FAUD, 1, 1),
TOP_FACTOR(CK_TOP_A1SYS, "a1sys", CK_TOP_A1SYS_SEL, 1, 1),
TOP_FACTOR(CK_TOP_AUD_L, "aud_l", CK_TOP_AUD_L_SEL, 1, 1),
TOP_FACTOR(CK_TOP_A_TUNER, "a_tuner", CK_TOP_A_TUNER_SEL, 1, 1),
TOP_FACTOR(CK_TOP_U2U3_REF, "u2u3_ref", CK_TOP_U2U3_SEL, 1, 1),
TOP_FACTOR(CK_TOP_U2U3_SYS, "u2u3_sys", CK_TOP_U2U3_SYS_SEL, 1, 1),
TOP_FACTOR(CK_TOP_U2U3_XHCI, "u2u3_xhci", CK_TOP_U2U3_XHCI_SEL, 1, 1),
TOP_FACTOR(CK_TOP_USB_FRMCNT, "usb_frmcnt", CK_TOP_USB_FRMCNT_SEL, 1,
1),
};
/* TOPCKGEN MUX PARENTS */
static const int nfi1x_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_MM_D4,
CK_TOP_NET1_D8_D2, CK_TOP_CB_NET2_D6,
CK_TOP_CB_M_D4, CK_TOP_CB_MM_D8,
CK_TOP_NET1_D8_D4, CK_TOP_CB_M_D8 };
static const int spinfi_parents[] = { CK_TOP_CKSQ_40M_D2, CK_TOP_CB_CKSQ_40M,
CK_TOP_NET1_D5_D4, CK_TOP_CB_M_D4,
CK_TOP_CB_MM_D8, CK_TOP_NET1_D8_D4,
CK_TOP_MM_D6_D2, CK_TOP_CB_M_D8 };
static const int spi_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_M_D2,
CK_TOP_CB_MM_D4, CK_TOP_NET1_D8_D2,
CK_TOP_CB_NET2_D6, CK_TOP_NET1_D5_D4,
CK_TOP_CB_M_D4, CK_TOP_NET1_D8_D4 };
static const int uart_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_M_D8,
CK_TOP_M_D8_D2 };
static const int pwm_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_NET1_D8_D2,
CK_TOP_NET1_D5_D4, CK_TOP_CB_M_D4,
CK_TOP_M_D8_D2, CK_TOP_CB_RTC_32K };
static const int i2c_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_NET1_D5_D4,
CK_TOP_CB_M_D4, CK_TOP_NET1_D8_D4 };
static const int pextp_tl_ck_parents[] = { CK_TOP_CB_CKSQ_40M,
CK_TOP_NET1_D5_D4, CK_TOP_CB_M_D4,
CK_TOP_CB_RTC_32K };
static const int emmc_208m_parents[] = {
CK_TOP_CB_CKSQ_40M, CK_TOP_CB_M_D2, CK_TOP_CB_NET2_D4,
CK_TOP_CB_APLL2_196M, CK_TOP_CB_MM_D4, CK_TOP_NET1_D8_D2,
CK_TOP_CB_MM_D6
};
static const int emmc_400m_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_NET2_D2,
CK_TOP_CB_MM_D2, CK_TOP_CB_NET2_D2 };
static const int csw_f26m_parents[] = { CK_TOP_CKSQ_40M_D2, CK_TOP_M_D8_D2 };
static const int dramc_md32_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_M_D2,
CK_TOP_CB_WEDMCU_208M };
static const int sysaxi_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_NET1_D8_D2 };
static const int sysapb_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_M_D3_D2 };
static const int arm_db_main_parents[] = { CK_TOP_CB_CKSQ_40M,
CK_TOP_CB_NET2_D6 };
static const int ap2cnn_host_parents[] = { CK_TOP_CB_CKSQ_40M,
CK_TOP_NET1_D8_D4 };
static const int netsys_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_MM_D2 };
static const int netsys_500m_parents[] = { CK_TOP_CB_CKSQ_40M,
CK_TOP_CB_NET1_D5 };
static const int netsys_mcu_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_MM_720M,
CK_TOP_CB_NET1_D4, CK_TOP_CB_NET1_D5,
CK_TOP_CB_M_416M };
static const int netsys_2x_parents[] = { CK_TOP_CB_CKSQ_40M,
CK_TOP_CB_NET2_800M,
CK_TOP_CB_MM_720M };
static const int sgm_325m_parents[] = { CK_TOP_CB_CKSQ_40M,
CK_TOP_CB_SGM_325M };
static const int sgm_reg_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_NET2_D4 };
static const int eip97b_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_NET1_D5,
CK_TOP_CB_M_416M, CK_TOP_CB_MM_D2,
CK_TOP_NET1_D5_D2 };
static const int aud_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_APLL2_196M };
static const int a1sys_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_APLL2_D4 };
static const int aud_l_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_CB_APLL2_196M,
CK_TOP_M_D8_D2 };
static const int a_tuner_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_APLL2_D4,
CK_TOP_M_D8_D2 };
static const int u2u3_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_M_D8_D2 };
static const int u2u3_sys_parents[] = { CK_TOP_CB_CKSQ_40M, CK_TOP_NET1_D5_D4 };
static const int usb_frmcnt_parents[] = { CK_TOP_CB_CKSQ_40M,
CK_TOP_CB_MM_D3_D5 };
#define TOP_MUX(_id, _name, _parents, _mux_ofs, _mux_set_ofs, _mux_clr_ofs, \
_shift, _width, _gate, _upd_ofs, _upd) \
{ \
.id = _id, .mux_reg = _mux_ofs, .mux_set_reg = _mux_set_ofs, \
.mux_clr_reg = _mux_clr_ofs, .upd_reg = _upd_ofs, \
.upd_shift = _upd, .mux_shift = _shift, \
.mux_mask = BIT(_width) - 1, .gate_reg = _mux_ofs, \
.gate_shift = _gate, .parent = _parents, \
.num_parents = ARRAY_SIZE(_parents), \
.flags = CLK_MUX_SETCLR_UPD, \
}
/* TOPCKGEN MUX_GATE */
static const struct mtk_composite top_muxes[] = {
TOP_MUX(CK_TOP_NFI1X_SEL, "nfi1x_sel", nfi1x_parents, 0x0, 0x4, 0x8, 0,
3, 7, 0x1c0, 0),
TOP_MUX(CK_TOP_SPINFI_SEL, "spinfi_sel", spinfi_parents, 0x0, 0x4, 0x8,
8, 3, 15, 0x1c0, 1),
TOP_MUX(CK_TOP_SPI_SEL, "spi_sel", spi_parents, 0x0, 0x4, 0x8, 16, 3,
23, 0x1c0, 2),
TOP_MUX(CK_TOP_SPIM_MST_SEL, "spim_mst_sel", spi_parents, 0x0, 0x4, 0x8,
24, 3, 31, 0x1c0, 3),
TOP_MUX(CK_TOP_UART_SEL, "uart_sel", uart_parents, 0x10, 0x14, 0x18, 0,
2, 7, 0x1c0, 4),
TOP_MUX(CK_TOP_PWM_SEL, "pwm_sel", pwm_parents, 0x10, 0x14, 0x18, 8, 3,
15, 0x1c0, 5),
TOP_MUX(CK_TOP_I2C_SEL, "i2c_sel", i2c_parents, 0x10, 0x14, 0x18, 16, 2,
23, 0x1c0, 6),
TOP_MUX(CK_TOP_PEXTP_TL_SEL, "pextp_tl_ck_sel", pextp_tl_ck_parents,
0x10, 0x14, 0x18, 24, 2, 31, 0x1c0, 7),
TOP_MUX(CK_TOP_EMMC_208M_SEL, "emmc_208m_sel", emmc_208m_parents, 0x20,
0x24, 0x28, 0, 3, 7, 0x1c0, 8),
TOP_MUX(CK_TOP_EMMC_400M_SEL, "emmc_400m_sel", emmc_400m_parents, 0x20,
0x24, 0x28, 8, 2, 15, 0x1c0, 9),
TOP_MUX(CK_TOP_F26M_SEL, "csw_f26m_sel", csw_f26m_parents, 0x20, 0x24,
0x28, 16, 1, 23, 0x1c0, 10),
TOP_MUX(CK_TOP_DRAMC_SEL, "dramc_sel", csw_f26m_parents, 0x20, 0x24,
0x28, 24, 1, 31, 0x1c0, 11),
TOP_MUX(CK_TOP_DRAMC_MD32_SEL, "dramc_md32_sel", dramc_md32_parents,
0x30, 0x34, 0x38, 0, 2, 7, 0x1c0, 12),
TOP_MUX(CK_TOP_SYSAXI_SEL, "sysaxi_sel", sysaxi_parents, 0x30, 0x34,
0x38, 8, 1, 15, 0x1c0, 13),
TOP_MUX(CK_TOP_SYSAPB_SEL, "sysapb_sel", sysapb_parents, 0x30, 0x34,
0x38, 16, 1, 23, 0x1c0, 14),
TOP_MUX(CK_TOP_ARM_DB_MAIN_SEL, "arm_db_main_sel", arm_db_main_parents,
0x30, 0x34, 0x38, 24, 1, 31, 0x1c0, 15),
TOP_MUX(CK_TOP_AP2CNN_HOST_SEL, "ap2cnn_host_sel", ap2cnn_host_parents,
0x40, 0x44, 0x48, 0, 1, 7, 0x1c0, 16),
TOP_MUX(CK_TOP_NETSYS_SEL, "netsys_sel", netsys_parents, 0x40, 0x44,
0x48, 8, 1, 15, 0x1c0, 17),
TOP_MUX(CK_TOP_NETSYS_500M_SEL, "netsys_500m_sel", netsys_500m_parents,
0x40, 0x44, 0x48, 16, 1, 23, 0x1c0, 18),
TOP_MUX(CK_TOP_NETSYS_MCU_SEL, "netsys_mcu_sel", netsys_mcu_parents,
0x40, 0x44, 0x48, 24, 3, 31, 0x1c0, 19),
TOP_MUX(CK_TOP_NETSYS_2X_SEL, "netsys_2x_sel", netsys_2x_parents, 0x50,
0x54, 0x58, 0, 2, 7, 0x1c0, 20),
TOP_MUX(CK_TOP_SGM_325M_SEL, "sgm_325m_sel", sgm_325m_parents, 0x50,
0x54, 0x58, 8, 1, 15, 0x1c0, 21),
TOP_MUX(CK_TOP_SGM_REG_SEL, "sgm_reg_sel", sgm_reg_parents, 0x50, 0x54,
0x58, 16, 1, 23, 0x1c0, 22),
TOP_MUX(CK_TOP_EIP97B_SEL, "eip97b_sel", eip97b_parents, 0x50, 0x54,
0x58, 24, 3, 31, 0x1c0, 23),
TOP_MUX(CK_TOP_USB3_PHY_SEL, "usb3_phy_sel", csw_f26m_parents, 0x60,
0x64, 0x68, 0, 1, 7, 0x1c0, 24),
TOP_MUX(CK_TOP_AUD_SEL, "aud_sel", aud_parents, 0x60, 0x64, 0x68, 8, 1,
15, 0x1c0, 25),
TOP_MUX(CK_TOP_A1SYS_SEL, "a1sys_sel", a1sys_parents, 0x60, 0x64, 0x68,
16, 1, 23, 0x1c0, 26),
TOP_MUX(CK_TOP_AUD_L_SEL, "aud_l_sel", aud_l_parents, 0x60, 0x64, 0x68,
24, 2, 31, 0x1c0, 27),
TOP_MUX(CK_TOP_A_TUNER_SEL, "a_tuner_sel", a_tuner_parents, 0x70, 0x74,
0x78, 0, 2, 7, 0x1c0, 28),
TOP_MUX(CK_TOP_U2U3_SEL, "u2u3_sel", u2u3_parents, 0x70, 0x74, 0x78, 8,
1, 15, 0x1c0, 29),
TOP_MUX(CK_TOP_U2U3_SYS_SEL, "u2u3_sys_sel", u2u3_sys_parents, 0x70,
0x74, 0x78, 16, 1, 23, 0x1c0, 30),
TOP_MUX(CK_TOP_U2U3_XHCI_SEL, "u2u3_xhci_sel", u2u3_sys_parents, 0x70,
0x74, 0x78, 24, 1, 31, 0x1c4, 0),
TOP_MUX(CK_TOP_USB_FRMCNT_SEL, "usb_frmcnt_sel", usb_frmcnt_parents,
0x80, 0x84, 0x88, 0, 1, 7, 0x1c4, 1),
};
/* INFRA FIXED DIV */
static const struct mtk_fixed_factor infra_fixed_divs[] = {
TOP_FACTOR(CK_INFRA_CK_F26M, "infra_ck_f26m", CK_TOP_F26M_SEL, 1, 1),
TOP_FACTOR(CK_INFRA_UART, "infra_uart", CK_TOP_UART_SEL, 1, 1),
TOP_FACTOR(CK_INFRA_ISPI0, "infra_ispi0", CK_TOP_SPI_SEL, 1, 1),
TOP_FACTOR(CK_INFRA_I2C, "infra_i2c", CK_TOP_I2C_SEL, 1, 1),
TOP_FACTOR(CK_INFRA_ISPI1, "infra_ispi1", CK_TOP_SPIM_MST_SEL, 1, 1),
TOP_FACTOR(CK_INFRA_PWM, "infra_pwm", CK_TOP_PWM_SEL, 1, 1),
TOP_FACTOR(CK_INFRA_66M_MCK, "infra_66m_mck", CK_TOP_SYSAXI_SEL, 1, 2),
TOP_FACTOR(CK_INFRA_CK_F32K, "infra_ck_f32k", CK_TOP_CB_RTC_32P7K, 1,
1),
TOP_FACTOR(CK_INFRA_PCIE_CK, "infra_pcie", CK_TOP_PEXTP_TL_SEL, 1, 1),
INFRA_FACTOR(CK_INFRA_PWM_BCK, "infra_pwm_bck", CK_INFRA_PWM_BSEL, 1,
1),
INFRA_FACTOR(CK_INFRA_PWM_CK1, "infra_pwm_ck1", CK_INFRA_PWM1_SEL, 1,
1),
INFRA_FACTOR(CK_INFRA_PWM_CK2, "infra_pwm_ck2", CK_INFRA_PWM2_SEL, 1,
1),
TOP_FACTOR(CK_INFRA_133M_HCK, "infra_133m_hck", CK_TOP_SYSAXI, 1, 1),
INFRA_FACTOR(CK_INFRA_66M_PHCK, "infra_66m_phck", CK_INFRA_133M_HCK, 1,
1),
TOP_FACTOR(CK_INFRA_FAUD_L_CK, "infra_faud_l", CK_TOP_AUD_L, 1, 1),
TOP_FACTOR(CK_INFRA_FAUD_AUD_CK, "infra_faud_aud", CK_TOP_A1SYS, 1, 1),
TOP_FACTOR(CK_INFRA_FAUD_EG2_CK, "infra_faud_eg2", CK_TOP_A_TUNER, 1,
1),
TOP_FACTOR(CK_INFRA_I2CS_CK, "infra_i2cs", CK_TOP_I2C_BCK, 1, 1),
INFRA_FACTOR(CK_INFRA_MUX_UART0, "infra_mux_uart0", CK_INFRA_UART0_SEL,
1, 1),
INFRA_FACTOR(CK_INFRA_MUX_UART1, "infra_mux_uart1", CK_INFRA_UART1_SEL,
1, 1),
INFRA_FACTOR(CK_INFRA_MUX_UART2, "infra_mux_uart2", CK_INFRA_UART2_SEL,
1, 1),
TOP_FACTOR(CK_INFRA_NFI_CK, "infra_nfi", CK_TOP_NFI1X, 1, 1),
TOP_FACTOR(CK_INFRA_SPINFI_CK, "infra_spinfi", CK_TOP_SPINFI_BCK, 1, 1),
INFRA_FACTOR(CK_INFRA_MUX_SPI0, "infra_mux_spi0", CK_INFRA_SPI0_SEL, 1,
1),
INFRA_FACTOR(CK_INFRA_MUX_SPI1, "infra_mux_spi1", CK_INFRA_SPI1_SEL, 1,
1),
INFRA_FACTOR(CK_INFRA_MUX_SPI2, "infra_mux_spi2", CK_INFRA_SPI2_SEL, 1,
1),
TOP_FACTOR(CK_INFRA_RTC_32K, "infra_rtc_32k", CK_TOP_CB_RTC_32K, 1, 1),
TOP_FACTOR(CK_INFRA_FMSDC_CK, "infra_fmsdc", CK_TOP_EMMC_400M, 1, 1),
TOP_FACTOR(CK_INFRA_FMSDC_HCK_CK, "infra_fmsdc_hck", CK_TOP_EMMC_208M,
1, 1),
TOP_FACTOR(CK_INFRA_PERI_133M, "infra_peri_133m", CK_TOP_SYSAXI, 1, 1),
TOP_FACTOR(CK_INFRA_133M_PHCK, "infra_133m_phck", CK_TOP_SYSAXI, 1, 1),
TOP_FACTOR(CK_INFRA_USB_SYS_CK, "infra_usb_sys", CK_TOP_U2U3_SYS, 1, 1),
TOP_FACTOR(CK_INFRA_USB_CK, "infra_usb", CK_TOP_U2U3_REF, 1, 1),
TOP_FACTOR(CK_INFRA_USB_XHCI_CK, "infra_usb_xhci", CK_TOP_U2U3_XHCI, 1,
1),
TOP_FACTOR(CK_INFRA_PCIE_GFMUX_TL_O_PRE, "infra_pcie_mux",
CK_TOP_PEXTP_TL, 1, 1),
TOP_FACTOR(CK_INFRA_F26M_CK0, "infra_f26m_ck0", CK_TOP_F26M, 1, 1),
TOP_FACTOR(CK_INFRA_133M_MCK, "infra_133m_mck", CK_TOP_SYSAXI, 1, 1),
};
/* INFRASYS MUX PARENTS */
static const int infra_uart0_parents[] = { CK_INFRA_CK_F26M, CK_INFRA_UART };
static const int infra_spi0_parents[] = { CK_INFRA_I2C, CK_INFRA_ISPI0 };
static const int infra_spi1_parents[] = { CK_INFRA_I2C, CK_INFRA_ISPI1 };
static const int infra_pwm1_parents[] = { -1, -1, -1, CK_INFRA_PWM };
static const int infra_pwm_bsel_parents[] = { -1, -1, -1, CK_INFRA_PWM };
static const int infra_pcie_parents[] = { CK_INFRA_CK_F32K, CK_INFRA_CK_F26M,
CK_TOP_CB_CKSQ_40M, CK_INFRA_PCIE_CK};
#define INFRA_MUX(_id, _name, _parents, _reg, _shift, _width) \
{ \
.id = _id, .mux_reg = (_reg) + 0x8, \
.mux_set_reg = (_reg) + 0x0, .mux_clr_reg = (_reg) + 0x4, \
.mux_shift = _shift, .mux_mask = BIT(_width) - 1, \
.parent = _parents, .num_parents = ARRAY_SIZE(_parents), \
.flags = CLK_MUX_SETCLR_UPD | CLK_PARENT_INFRASYS, \
}
/* INFRA MUX */
static const struct mtk_composite infra_muxes[] = {
INFRA_MUX(CK_INFRA_UART0_SEL, "infra_uart0_sel", infra_uart0_parents,
0x10, 0, 1),
INFRA_MUX(CK_INFRA_UART1_SEL, "infra_uart1_sel", infra_uart0_parents,
0x10, 1, 1),
INFRA_MUX(CK_INFRA_UART2_SEL, "infra_uart2_sel", infra_uart0_parents,
0x10, 2, 1),
INFRA_MUX(CK_INFRA_SPI0_SEL, "infra_spi0_sel", infra_spi0_parents, 0x10,
4, 1),
INFRA_MUX(CK_INFRA_SPI1_SEL, "infra_spi1_sel", infra_spi1_parents, 0x10,
5, 1),
INFRA_MUX(CK_INFRA_SPI2_SEL, "infra_spi2_sel", infra_spi0_parents, 0x10,
6, 1),
INFRA_MUX(CK_INFRA_PWM1_SEL, "infra_pwm1_sel", infra_pwm1_parents, 0x10,
9, 2),
INFRA_MUX(CK_INFRA_PWM2_SEL, "infra_pwm2_sel", infra_pwm1_parents, 0x10,
11, 2),
INFRA_MUX(CK_INFRA_PWM_BSEL, "infra_pwm_bsel", infra_pwm_bsel_parents,
0x10, 13, 2),
INFRA_MUX(CK_INFRA_PCIE_SEL, "infra_pcie_sel", infra_pcie_parents, 0x20,
0, 2),
};
static const struct mtk_gate_regs infra_0_cg_regs = {
.set_ofs = 0x40,
.clr_ofs = 0x44,
.sta_ofs = 0x48,
};
static const struct mtk_gate_regs infra_1_cg_regs = {
.set_ofs = 0x50,
.clr_ofs = 0x54,
.sta_ofs = 0x58,
};
static const struct mtk_gate_regs infra_2_cg_regs = {
.set_ofs = 0x60,
.clr_ofs = 0x64,
.sta_ofs = 0x68,
};
#define GATE_INFRA0(_id, _name, _parent, _shift) \
{ \
.id = _id, .parent = _parent, .regs = &infra_0_cg_regs, \
.shift = _shift, \
.flags = CLK_GATE_SETCLR | CLK_PARENT_INFRASYS, \
}
#define GATE_INFRA1(_id, _name, _parent, _shift) \
{ \
.id = _id, .parent = _parent, .regs = &infra_1_cg_regs, \
.shift = _shift, \
.flags = CLK_GATE_SETCLR | CLK_PARENT_INFRASYS, \
}
#define GATE_INFRA2(_id, _name, _parent, _shift) \
{ \
.id = _id, .parent = _parent, .regs = &infra_2_cg_regs, \
.shift = _shift, \
.flags = CLK_GATE_SETCLR | CLK_PARENT_INFRASYS, \
}
/* INFRA GATE */
static const struct mtk_gate infracfg_ao_gates[] = {
GATE_INFRA0(CK_INFRA_GPT_STA, "infra_gpt_sta", CK_INFRA_66M_MCK, 0),
GATE_INFRA0(CK_INFRA_PWM_HCK, "infra_pwm_hck", CK_INFRA_66M_MCK, 1),
GATE_INFRA0(CK_INFRA_PWM_STA, "infra_pwm_sta", CK_INFRA_PWM_BCK, 2),
GATE_INFRA0(CK_INFRA_PWM1_CK, "infra_pwm1", CK_INFRA_PWM_CK1, 3),
GATE_INFRA0(CK_INFRA_PWM2_CK, "infra_pwm2", CK_INFRA_PWM_CK2, 4),
GATE_INFRA0(CK_INFRA_CQ_DMA_CK, "infra_cq_dma", CK_INFRA_133M_HCK, 6),
GATE_INFRA0(CK_INFRA_AUD_BUS_CK, "infra_aud_bus", CK_INFRA_66M_PHCK, 8),
GATE_INFRA0(CK_INFRA_AUD_26M_CK, "infra_aud_26m", CK_INFRA_CK_F26M, 9),
GATE_INFRA0(CK_INFRA_AUD_L_CK, "infra_aud_l", CK_INFRA_FAUD_L_CK, 10),
GATE_INFRA0(CK_INFRA_AUD_AUD_CK, "infra_aud_aud", CK_INFRA_FAUD_AUD_CK,
11),
GATE_INFRA0(CK_INFRA_AUD_EG2_CK, "infra_aud_eg2", CK_INFRA_FAUD_EG2_CK,
13),
GATE_INFRA0(CK_INFRA_DRAMC_26M_CK, "infra_dramc_26m", CK_INFRA_CK_F26M,
14),
GATE_INFRA0(CK_INFRA_DBG_CK, "infra_dbg", CK_INFRA_66M_MCK, 15),
GATE_INFRA0(CK_INFRA_AP_DMA_CK, "infra_ap_dma", CK_INFRA_66M_MCK, 16),
GATE_INFRA0(CK_INFRA_SEJ_CK, "infra_sej", CK_INFRA_66M_MCK, 24),
GATE_INFRA0(CK_INFRA_SEJ_13M_CK, "infra_sej_13m", CK_INFRA_CK_F26M, 25),
GATE_INFRA1(CK_INFRA_THERM_CK, "infra_therm", CK_INFRA_CK_F26M, 0),
GATE_INFRA1(CK_INFRA_I2CO_CK, "infra_i2co", CK_INFRA_I2CS_CK, 1),
GATE_INFRA1(CK_INFRA_UART0_CK, "infra_uart0", CK_INFRA_MUX_UART0, 2),
GATE_INFRA1(CK_INFRA_UART1_CK, "infra_uart1", CK_INFRA_MUX_UART1, 3),
GATE_INFRA1(CK_INFRA_UART2_CK, "infra_uart2", CK_INFRA_MUX_UART2, 4),
GATE_INFRA1(CK_INFRA_SPI2_CK, "infra_spi2", CK_INFRA_MUX_SPI2, 6),
GATE_INFRA1(CK_INFRA_SPI2_HCK_CK, "infra_spi2_hck", CK_INFRA_66M_MCK,
7),
GATE_INFRA1(CK_INFRA_NFI1_CK, "infra_nfi1", CK_INFRA_NFI_CK, 8),
GATE_INFRA1(CK_INFRA_SPINFI1_CK, "infra_spinfi1", CK_INFRA_SPINFI_CK,
9),
GATE_INFRA1(CK_INFRA_NFI_HCK_CK, "infra_nfi_hck", CK_INFRA_66M_MCK, 10),
GATE_INFRA1(CK_INFRA_SPI0_CK, "infra_spi0", CK_INFRA_MUX_SPI0, 11),
GATE_INFRA1(CK_INFRA_SPI1_CK, "infra_spi1", CK_INFRA_MUX_SPI1, 12),
GATE_INFRA1(CK_INFRA_SPI0_HCK_CK, "infra_spi0_hck", CK_INFRA_66M_MCK,
13),
GATE_INFRA1(CK_INFRA_SPI1_HCK_CK, "infra_spi1_hck", CK_INFRA_66M_MCK,
14),
GATE_INFRA1(CK_INFRA_FRTC_CK, "infra_frtc", CK_INFRA_RTC_32K, 15),
GATE_INFRA1(CK_INFRA_MSDC_CK, "infra_msdc", CK_INFRA_FMSDC_CK, 16),
GATE_INFRA1(CK_INFRA_MSDC_HCK_CK, "infra_msdc_hck",
CK_INFRA_FMSDC_HCK_CK, 17),
GATE_INFRA1(CK_INFRA_MSDC_133M_CK, "infra_msdc_133m",
CK_INFRA_PERI_133M, 18),
GATE_INFRA1(CK_INFRA_MSDC_66M_CK, "infra_msdc_66m", CK_INFRA_66M_PHCK,
19),
GATE_INFRA1(CK_INFRA_ADC_26M_CK, "infra_adc_26m", CK_TOP_F26M, 20),
GATE_INFRA1(CK_INFRA_ADC_FRC_CK, "infra_adc_frc", CK_TOP_F26M, 21),
GATE_INFRA1(CK_INFRA_FBIST2FPC_CK, "infra_fbist2fpc", CK_INFRA_NFI_CK,
23),
GATE_INFRA1(CK_INFRA_I2C_MCK_CK, "infra_i2c_mck", CK_INFRA_133M_MCK,
25),
GATE_INFRA1(CK_INFRA_I2C_PCK_CK, "infra_i2c_pck", CK_INFRA_66M_MCK, 26),
GATE_INFRA2(CK_INFRA_IUSB_133_CK, "infra_iusb_133", CK_INFRA_133M_PHCK,
0),
GATE_INFRA2(CK_INFRA_IUSB_66M_CK, "infra_iusb_66m", CK_INFRA_66M_PHCK,
1),
GATE_INFRA2(CK_INFRA_IUSB_SYS_CK, "infra_iusb_sys", CK_INFRA_USB_SYS_CK,
2),
GATE_INFRA2(CK_INFRA_IUSB_CK, "infra_iusb", CK_INFRA_USB_CK, 3),
GATE_INFRA2(CK_INFRA_IPCIE_CK, "infra_ipcie",
CK_INFRA_PCIE_GFMUX_TL_O_PRE, 12),
GATE_INFRA2(CK_INFRA_IPCIER_CK, "infra_ipcier", CK_INFRA_F26M_CK0, 14),
GATE_INFRA2(CK_INFRA_IPCIEB_CK, "infra_ipcieb", CK_INFRA_133M_PHCK, 15),
};
static const struct mtk_clk_tree mt7981_fixed_pll_clk_tree = {
.fdivs_offs = CLK_APMIXED_NR_CLK,
.xtal_rate = 40 * MHZ,
.fclks = fixed_pll_clks,
};
static const struct mtk_clk_tree mt7981_topckgen_clk_tree = {
.fdivs_offs = CK_TOP_CB_M_416M,
.muxes_offs = CK_TOP_NFI1X_SEL,
.fclks = top_fixed_clks,
.fdivs = top_fixed_divs,
.muxes = top_muxes,
.flags = CLK_BYPASS_XTAL,
};
static const struct mtk_clk_tree mt7981_infracfg_clk_tree = {
.fdivs_offs = CK_INFRA_CK_F26M,
.muxes_offs = CK_INFRA_UART0_SEL,
.fdivs = infra_fixed_divs,
.muxes = infra_muxes,
};
static const struct udevice_id mt7981_fixed_pll_compat[] = {
{ .compatible = "mediatek,mt7981-fixed-plls" },
{}
};
static const struct udevice_id mt7981_topckgen_compat[] = {
{ .compatible = "mediatek,mt7981-topckgen" },
{}
};
static int mt7981_fixed_pll_probe(struct udevice *dev)
{
return mtk_common_clk_init(dev, &mt7981_fixed_pll_clk_tree);
}
static int mt7981_topckgen_probe(struct udevice *dev)
{
struct mtk_clk_priv *priv = dev_get_priv(dev);
priv->base = dev_read_addr_ptr(dev);
writel(MT7981_CLK_PDN_EN_WRITE, priv->base + MT7981_CLK_PDN);
return mtk_common_clk_init(dev, &mt7981_topckgen_clk_tree);
}
U_BOOT_DRIVER(mtk_clk_apmixedsys) = {
.name = "mt7981-clock-fixed-pll",
.id = UCLASS_CLK,
.of_match = mt7981_fixed_pll_compat,
.probe = mt7981_fixed_pll_probe,
.priv_auto = sizeof(struct mtk_clk_priv),
.ops = &mtk_clk_topckgen_ops,
.flags = DM_FLAG_PRE_RELOC,
};
U_BOOT_DRIVER(mtk_clk_topckgen) = {
.name = "mt7981-clock-topckgen",
.id = UCLASS_CLK,
.of_match = mt7981_topckgen_compat,
.probe = mt7981_topckgen_probe,
.priv_auto = sizeof(struct mtk_clk_priv),
.ops = &mtk_clk_topckgen_ops,
.flags = DM_FLAG_PRE_RELOC,
};
static const struct udevice_id mt7981_infracfg_compat[] = {
{ .compatible = "mediatek,mt7981-infracfg" },
{}
};
static const struct udevice_id mt7981_infracfg_ao_compat[] = {
{ .compatible = "mediatek,mt7981-infracfg_ao" },
{}
};
static int mt7981_infracfg_probe(struct udevice *dev)
{
return mtk_common_clk_init(dev, &mt7981_infracfg_clk_tree);
}
static int mt7981_infracfg_ao_probe(struct udevice *dev)
{
return mtk_common_clk_gate_init(dev, &mt7981_infracfg_clk_tree,
infracfg_ao_gates);
}
U_BOOT_DRIVER(mtk_clk_infracfg) = {
.name = "mt7981-clock-infracfg",
.id = UCLASS_CLK,
.of_match = mt7981_infracfg_compat,
.probe = mt7981_infracfg_probe,
.priv_auto = sizeof(struct mtk_clk_priv),
.ops = &mtk_clk_infrasys_ops,
.flags = DM_FLAG_PRE_RELOC,
};
U_BOOT_DRIVER(mtk_clk_infracfg_ao) = {
.name = "mt7981-clock-infracfg-ao",
.id = UCLASS_CLK,
.of_match = mt7981_infracfg_ao_compat,
.probe = mt7981_infracfg_ao_probe,
.priv_auto = sizeof(struct mtk_cg_priv),
.ops = &mtk_clk_gate_ops,
.flags = DM_FLAG_PRE_RELOC,
};
/* ethsys */
static const struct mtk_gate_regs eth_cg_regs = {
.set_ofs = 0x30,
.clr_ofs = 0x30,
.sta_ofs = 0x30,
};
#define GATE_ETH(_id, _name, _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(CK_ETH_FE_EN, "eth_fe_en", CK_TOP_NETSYS_2X, 6),
GATE_ETH(CK_ETH_GP2_EN, "eth_gp2_en", CK_TOP_SGM_325M, 7),
GATE_ETH(CK_ETH_GP1_EN, "eth_gp1_en", CK_TOP_SGM_325M, 8),
GATE_ETH(CK_ETH_WOCPU0_EN, "eth_wocpu0_en", CK_TOP_NETSYS_WED_MCU, 15),
};
static int mt7981_ethsys_probe(struct udevice *dev)
{
return mtk_common_clk_gate_init(dev, &mt7981_topckgen_clk_tree,
eth_cgs);
}
static int mt7981_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");
}
return ret;
}
static const struct udevice_id mt7981_ethsys_compat[] = {
{ .compatible = "mediatek,mt7981-ethsys", },
{}
};
U_BOOT_DRIVER(mtk_clk_ethsys) = {
.name = "mt7981-clock-ethsys",
.id = UCLASS_CLK,
.of_match = mt7981_ethsys_compat,
.probe = mt7981_ethsys_probe,
.bind = mt7981_ethsys_bind,
.priv_auto = sizeof(struct mtk_cg_priv),
.ops = &mtk_clk_gate_ops,
};
Reference in a new issue Copy permalink