sys/dev/clk/allwinner/ccu_a64.c

root/sys/dev/clk/allwinner/ccu_a64.c
/*-
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright (c) 2017,2018 Emmanuel Vadot <manu@freebsd.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/bus.h>
#include <sys/rman.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <machine/bus.h>

#include <dev/fdt/simplebus.h>

#include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h>

#include <dev/clk/clk_div.h>
#include <dev/clk/clk_fixed.h>
#include <dev/clk/clk_mux.h>

#include <dev/clk/allwinner/aw_ccung.h>

#include <dt-bindings/clock/sun50i-a64-ccu.h>
#include <dt-bindings/reset/sun50i-a64-ccu.h>

/* Non-exported clocks */

#define CLK_OSC_12M                     0
#define CLK_PLL_CPUX                    1
#define CLK_PLL_AUDIO_BASE              2
#define CLK_PLL_AUDIO           3
#define CLK_PLL_AUDIO_2X                4
#define CLK_PLL_AUDIO_4X                5
#define CLK_PLL_AUDIO_8X                6
#define CLK_PLL_VIDEO0          7
#define CLK_PLL_VIDEO0_2X               8
#define CLK_PLL_VE                      9
#define CLK_PLL_DDR0            10
#define CLK_PLL_PERIPH0_2X              12
#define CLK_PLL_PERIPH1         13
#define CLK_PLL_PERIPH1_2X              14
#define CLK_PLL_VIDEO1          15
#define CLK_PLL_GPU                     16
#define CLK_PLL_MIPI            17
#define CLK_PLL_HSIC            18
#define CLK_PLL_DE                      19
#define CLK_PLL_DDR1            20
#define CLK_CPUX                        21
#define CLK_AXI                 22
#define CLK_APB                 23
#define CLK_AHB1                        24
#define CLK_APB1                        25
#define CLK_APB2                        26
#define CLK_AHB2                        27
#define CLK_DRAM                        94

#define CLK_MBUS                        112

static struct aw_ccung_reset a64_ccu_resets[] = {
        CCU_RESET(RST_USB_PHY0, 0x0cc, 0)
        CCU_RESET(RST_USB_PHY1, 0x0cc, 1)
        CCU_RESET(RST_USB_HSIC, 0x0cc, 2)

        CCU_RESET(RST_BUS_MIPI_DSI, 0x2c0, 1)
        CCU_RESET(RST_BUS_CE, 0x2c0, 5)
        CCU_RESET(RST_BUS_DMA, 0x2c0, 6)
        CCU_RESET(RST_BUS_MMC0, 0x2c0, 8)
        CCU_RESET(RST_BUS_MMC1, 0x2c0, 9)
        CCU_RESET(RST_BUS_MMC2, 0x2c0, 10)
        CCU_RESET(RST_BUS_NAND, 0x2c0, 13)
        CCU_RESET(RST_BUS_DRAM, 0x2c0, 14)
        CCU_RESET(RST_BUS_EMAC, 0x2c0, 17)
        CCU_RESET(RST_BUS_TS, 0x2c0, 18)
        CCU_RESET(RST_BUS_HSTIMER, 0x2c0, 19)
        CCU_RESET(RST_BUS_SPI0, 0x2c0, 20)
        CCU_RESET(RST_BUS_SPI1, 0x2c0, 21)
        CCU_RESET(RST_BUS_OTG, 0x2c0, 23)
        CCU_RESET(RST_BUS_EHCI0, 0x2c0, 24)
        CCU_RESET(RST_BUS_EHCI1, 0x2c0, 25)
        CCU_RESET(RST_BUS_OHCI0, 0x2c0, 28)
        CCU_RESET(RST_BUS_OHCI1, 0x2c0, 29)

        CCU_RESET(RST_BUS_VE, 0x2c4, 0)
        CCU_RESET(RST_BUS_TCON0, 0x2c4, 3)
        CCU_RESET(RST_BUS_TCON1, 0x2c4, 4)
        CCU_RESET(RST_BUS_DEINTERLACE, 0x2c4, 5)
        CCU_RESET(RST_BUS_CSI, 0x2c4, 8)
        CCU_RESET(RST_BUS_HDMI0, 0x2c4, 10)
        CCU_RESET(RST_BUS_HDMI1, 0x2c4, 11)
        CCU_RESET(RST_BUS_DE, 0x2c4, 12)
        CCU_RESET(RST_BUS_GPU, 0x2c4, 20)
        CCU_RESET(RST_BUS_MSGBOX, 0x2c4, 21)
        CCU_RESET(RST_BUS_SPINLOCK, 0x2c4, 22)
        CCU_RESET(RST_BUS_DBG, 0x2c4, 31)

        CCU_RESET(RST_BUS_LVDS, 0x2C8, 31)

        CCU_RESET(RST_BUS_CODEC, 0x2D0, 0)
        CCU_RESET(RST_BUS_SPDIF, 0x2D0, 1)
        CCU_RESET(RST_BUS_THS, 0x2D0, 8)
        CCU_RESET(RST_BUS_I2S0, 0x2D0, 12)
        CCU_RESET(RST_BUS_I2S1, 0x2D0, 13)
        CCU_RESET(RST_BUS_I2S2, 0x2D0, 14)

        CCU_RESET(RST_BUS_I2C0, 0x2D8, 0)
        CCU_RESET(RST_BUS_I2C1, 0x2D8, 1)
        CCU_RESET(RST_BUS_I2C2, 0x2D8, 2)
        CCU_RESET(RST_BUS_SCR, 0x2D8, 5)
        CCU_RESET(RST_BUS_UART0, 0x2D8, 16)
        CCU_RESET(RST_BUS_UART1, 0x2D8, 17)
        CCU_RESET(RST_BUS_UART2, 0x2D8, 18)
        CCU_RESET(RST_BUS_UART3, 0x2D8, 19)
        CCU_RESET(RST_BUS_UART4, 0x2D8, 20)
};

static struct aw_ccung_gate a64_ccu_gates[] = {
        CCU_GATE(CLK_BUS_MIPI_DSI, "bus-mipi-dsi", "ahb1", 0x60, 1)
        CCU_GATE(CLK_BUS_CE, "bus-ce", "ahb1", 0x60, 5)
        CCU_GATE(CLK_BUS_DMA, "bus-dma", "ahb1", 0x60, 6)
        CCU_GATE(CLK_BUS_MMC0, "bus-mmc0", "ahb1", 0x60, 8)
        CCU_GATE(CLK_BUS_MMC1, "bus-mmc1", "ahb1", 0x60, 9)
        CCU_GATE(CLK_BUS_MMC2, "bus-mmc2", "ahb1", 0x60, 10)
        CCU_GATE(CLK_BUS_NAND, "bus-nand", "ahb1", 0x60, 13)
        CCU_GATE(CLK_BUS_DRAM, "bus-dram", "ahb1", 0x60, 14)
        CCU_GATE(CLK_BUS_EMAC, "bus-emac", "ahb2", 0x60, 16)
        CCU_GATE(CLK_BUS_TS, "bus-ts", "ahb1", 0x60, 18)
        CCU_GATE(CLK_BUS_HSTIMER, "bus-hstimer", "ahb1", 0x60, 19)
        CCU_GATE(CLK_BUS_SPI0, "bus-spi0", "ahb1", 0x60, 20)
        CCU_GATE(CLK_BUS_SPI1, "bus-spi1", "ahb1", 0x60, 21)
        CCU_GATE(CLK_BUS_OTG, "bus-otg", "ahb1", 0x60, 23)
        CCU_GATE(CLK_BUS_EHCI0, "bus-ehci0", "ahb1", 0x60, 24)
        CCU_GATE(CLK_BUS_EHCI1, "bus-ehci1", "ahb2", 0x60, 25)
        CCU_GATE(CLK_BUS_OHCI0, "bus-ohci0", "ahb1", 0x60, 28)
        CCU_GATE(CLK_BUS_OHCI1, "bus-ohci1", "ahb2", 0x60, 29)

        CCU_GATE(CLK_BUS_VE, "bus-ve", "ahb1", 0x64, 0)
        CCU_GATE(CLK_BUS_TCON0, "bus-tcon0", "ahb1", 0x64, 3)
        CCU_GATE(CLK_BUS_TCON1, "bus-tcon1", "ahb1", 0x64, 4)
        CCU_GATE(CLK_BUS_DEINTERLACE, "bus-deinterlace", "ahb1", 0x64, 5)
        CCU_GATE(CLK_BUS_CSI, "bus-csi", "ahb1", 0x64, 8)
        CCU_GATE(CLK_BUS_HDMI, "bus-hdmi", "ahb1", 0x64, 11)
        CCU_GATE(CLK_BUS_DE, "bus-de", "ahb1", 0x64, 12)
        CCU_GATE(CLK_BUS_GPU, "bus-gpu", "ahb1", 0x64, 20)
        CCU_GATE(CLK_BUS_MSGBOX, "bus-msgbox", "ahb1", 0x64, 21)
        CCU_GATE(CLK_BUS_SPINLOCK, "bus-spinlock", "ahb1", 0x64, 22)

        CCU_GATE(CLK_BUS_CODEC, "bus-codec", "apb1", 0x68, 0)
        CCU_GATE(CLK_BUS_SPDIF, "bus-spdif", "apb1", 0x68, 1)
        CCU_GATE(CLK_BUS_PIO, "bus-pio", "apb1", 0x68, 5)
        CCU_GATE(CLK_BUS_THS, "bus-ths", "apb1", 0x68, 8)
        CCU_GATE(CLK_BUS_I2S0, "bus-i2s0", "apb1", 0x68, 12)
        CCU_GATE(CLK_BUS_I2S1, "bus-i2s1", "apb1", 0x68, 13)
        CCU_GATE(CLK_BUS_I2S2, "bus-i2s2", "apb1", 0x68, 14)

        CCU_GATE(CLK_BUS_I2C0, "bus-i2c0", "apb2", 0x6C, 0)
        CCU_GATE(CLK_BUS_I2C1, "bus-i2c1", "apb2", 0x6C, 1)
        CCU_GATE(CLK_BUS_I2C2, "bus-i2c2", "apb2", 0x6C, 2)
        CCU_GATE(CLK_BUS_SCR, "bus-src", "apb2", 0x6C, 5)
        CCU_GATE(CLK_BUS_UART0, "bus-uart0", "apb2", 0x6C, 16)
        CCU_GATE(CLK_BUS_UART1, "bus-uart1", "apb2", 0x6C, 17)
        CCU_GATE(CLK_BUS_UART2, "bus-uart2", "apb2", 0x6C, 18)
        CCU_GATE(CLK_BUS_UART3, "bus-uart3", "apb2", 0x6C, 19)
        CCU_GATE(CLK_BUS_UART4, "bus-uart4", "apb2", 0x6C, 20)

        CCU_GATE(CLK_BUS_DBG, "bus-dbg", "ahb1", 0x70, 7)

        CCU_GATE(CLK_THS, "ths", "thsdiv", 0x74, 31)

        CCU_GATE(CLK_USB_PHY0, "usb-phy0", "osc24M", 0xcc, 8)
        CCU_GATE(CLK_USB_PHY1, "usb-phy1", "osc24M", 0xcc, 9)
        CCU_GATE(CLK_USB_HSIC, "usb-hsic", "pll_hsic", 0xcc, 10)
        CCU_GATE(CLK_USB_HSIC_12M, "usb-hsic-12M", "osc12M", 0xcc, 11)
        CCU_GATE(CLK_USB_OHCI0, "usb-ohci0", "osc12M", 0xcc, 16)
        CCU_GATE(CLK_USB_OHCI1, "usb-ohci1", "usb-ohci0", 0xcc, 17)

        CCU_GATE(CLK_DRAM_VE, "dram-ve", "dram", 0x100, 0)
        CCU_GATE(CLK_DRAM_CSI, "dram-csi", "dram", 0x100, 1)
        CCU_GATE(CLK_DRAM_DEINTERLACE, "dram-deinterlace", "dram", 0x100, 2)
        CCU_GATE(CLK_DRAM_TS, "dram-ts", "dram", 0x100, 3)

        CCU_GATE(CLK_CSI_MISC, "csi-misc", "osc24M", 0x130, 31)

        CCU_GATE(CLK_AC_DIG_4X, "ac-dig-4x", "pll_audio-4x", 0x140, 30)
        CCU_GATE(CLK_AC_DIG, "ac-dig", "pll_audio", 0x140, 31)

        CCU_GATE(CLK_AVS, "avs", "osc24M", 0x144, 31)

        CCU_GATE(CLK_HDMI_DDC, "hdmi-ddc", "osc24M", 0x154, 31)
};

static const char *osc12m_parents[] = {"osc24M"};
FIXED_CLK(osc12m_clk,
    CLK_OSC_12M,                        /* id */
    "osc12M",                           /* name */
    osc12m_parents,                     /* parent */
    0,                                  /* freq */
    1,                                  /* mult */
    2,                                  /* div */
    0);                                 /* flags */

static const char *pll_cpux_parents[] = {"osc24M"};
NKMP_CLK(pll_cpux_clk,
    CLK_PLL_CPUX,                               /* id */
    "pll_cpux", pll_cpux_parents,               /* name, parents */
    0x00,                                       /* offset */
    8, 5, 0, 0,                                 /* n factor */
    4, 2, 0, 0,                                 /* k factor */
    0, 2, 0, 0,                                 /* m factor */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* p factor */
    31,                                         /* gate */
    28, 1000,                                   /* lock */
    AW_CLK_HAS_GATE | AW_CLK_HAS_LOCK | AW_CLK_SCALE_CHANGE);           /* flags */

static const char *pll_audio_parents[] = {"osc24M"};
NKMP_CLK(pll_audio_clk,
    CLK_PLL_AUDIO,                              /* id */
    "pll_audio", pll_audio_parents,             /* name, parents */
    0x08,                                       /* offset */
    8, 7, 0, 0,                                 /* n factor */
    0, 0, 1, AW_CLK_FACTOR_FIXED,               /* k factor (fake) */
    0, 5, 0, 0,                                 /* m factor */
    16, 4, 0, 0,                                /* p factor */
    31,                                         /* gate */
    28, 1000,                                   /* lock */
    AW_CLK_HAS_GATE | AW_CLK_HAS_LOCK);         /* flags */

static const char *pll_audio_mult_parents[] = {"pll_audio"};
FIXED_CLK(pll_audio_2x_clk,
    CLK_PLL_AUDIO_2X,                   /* id */
    "pll_audio-2x",                     /* name */
    pll_audio_mult_parents,             /* parent */
    0,                                  /* freq */
    2,                                  /* mult */
    1,                                  /* div */
    0);                                 /* flags */
FIXED_CLK(pll_audio_4x_clk,
    CLK_PLL_AUDIO_4X,                   /* id */
    "pll_audio-4x",                     /* name */
    pll_audio_mult_parents,             /* parent */
    0,                                  /* freq */
    4,                                  /* mult */
    1,                                  /* div */
    0);                                 /* flags */
FIXED_CLK(pll_audio_8x_clk,
    CLK_PLL_AUDIO_8X,                   /* id */
    "pll_audio-8x",                     /* name */
    pll_audio_mult_parents,             /* parent */
    0,                                  /* freq */
    8,                                  /* mult */
    1,                                  /* div */
    0);                                 /* flags */

static const char *pll_video0_parents[] = {"osc24M"};
FRAC_CLK(pll_video0_clk,
    CLK_PLL_VIDEO0,                             /* id */
    "pll_video0", pll_video0_parents,           /* name, parents */
    0x10,                                       /* offset */
    8, 7, 0, 0,                                 /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    31, 28, 1000,                               /* gate, lock, lock retries */
    AW_CLK_HAS_LOCK,                            /* flags */
    270000000, 297000000,                       /* freq0, freq1 */
    24, 25,                                     /* mode sel, freq sel */
    192000000, 600000000);                      /* min freq, max freq */
static const char *pll_video0_2x_parents[] = {"pll_video0"};
FIXED_CLK(pll_video0_2x_clk,
    CLK_PLL_VIDEO0_2X,                  /* id */
    "pll_video0-2x",                    /* name */
    pll_video0_2x_parents,              /* parent */
    0,                                  /* freq */
    2,                                  /* mult */
    1,                                  /* div */
    0);                                 /* flags */

static const char *pll_ve_parents[] = {"osc24M"};
FRAC_CLK(pll_ve_clk,
    CLK_PLL_VE,                                 /* id */
    "pll_ve", pll_ve_parents,                   /* name, parents */
    0x18,                                       /* offset */
    8, 7, 0, 0,                                 /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    31, 28, 1000,                               /* gate, lock, lock retries */
    AW_CLK_HAS_LOCK,                            /* flags */
    270000000, 297000000,                       /* freq0, freq1 */
    24, 25,                                     /* mode sel, freq sel */
    192000000, 600000000);                      /* min freq, max freq */

static const char *pll_ddr0_parents[] = {"osc24M"};
NKMP_CLK_WITH_UPDATE(pll_ddr0_clk,
    CLK_PLL_DDR0,                               /* id */
    "pll_ddr0", pll_ddr0_parents,               /* name, parents */
    0x20,                                       /* offset */
    8, 5, 0, 0,                                 /* n factor */
    4, 2, 0, 0,                                 /* k factor */
    0, 2, 0, 0,                                 /* m factor */
    0, 0, 1, AW_CLK_FACTOR_FIXED,               /* p factor (fake) */
    31,                                         /* gate */
    28, 1000,                                   /* lock */
    20,                                         /* update */
    AW_CLK_HAS_GATE | AW_CLK_HAS_LOCK);         /* flags */

static const char *pll_periph0_2x_parents[] = {"osc24M"};
static const char *pll_periph0_parents[] = {"pll_periph0_2x"};
NKMP_CLK(pll_periph0_2x_clk,
    CLK_PLL_PERIPH0_2X,                         /* id */
    "pll_periph0_2x", pll_periph0_2x_parents,   /* name, parents */
    0x28,                                       /* offset */
    8, 5, 0, 0,                                 /* n factor */
    4, 2, 0, 0,                                 /* k factor */
    0, 0, 2, AW_CLK_FACTOR_FIXED,               /* m factor (fake) */
    0, 0, 1, AW_CLK_FACTOR_FIXED,               /* p factor (fake) */
    31,                                         /* gate */
    28, 1000,                                   /* lock */
    AW_CLK_HAS_GATE | AW_CLK_HAS_LOCK);         /* flags */
FIXED_CLK(pll_periph0_clk,
    CLK_PLL_PERIPH0,                    /* id */
    "pll_periph0",                      /* name */
    pll_periph0_parents,                /* parent */
    0,                                  /* freq */
    1,                                  /* mult */
    2,                                  /* div */
    0);                                 /* flags */

static const char *pll_periph1_2x_parents[] = {"osc24M"};
static const char *pll_periph1_parents[] = {"pll_periph1_2x"};
NKMP_CLK(pll_periph1_2x_clk,
    CLK_PLL_PERIPH1_2X,                         /* id */
    "pll_periph1_2x", pll_periph1_2x_parents,   /* name, parents */
    0x2C,                                       /* offset */
    8, 5, 0, 0,                                 /* n factor */
    4, 2, 0, 0,                                 /* k factor */
    0, 0, 2, AW_CLK_FACTOR_FIXED,               /* m factor (fake) */
    0, 0, 1, AW_CLK_FACTOR_FIXED,               /* p factor (fake) */
    31,                                         /* gate */
    28, 1000,                                   /* lock */
    AW_CLK_HAS_GATE | AW_CLK_HAS_LOCK);         /* flags */
FIXED_CLK(pll_periph1_clk,
    CLK_PLL_PERIPH1,                    /* id */
    "pll_periph1",                      /* name */
    pll_periph1_parents,                /* parent */
    0,                                  /* freq */
    1,                                  /* mult */
    2,                                  /* div */
    0);                                 /* flags */

static const char *pll_video1_parents[] = {"osc24M"};
FRAC_CLK(pll_video1_clk,
    CLK_PLL_VIDEO1,                             /* id */
    "pll_video1", pll_video1_parents,           /* name, parents */
    0x30,                                       /* offset */
    8, 7, 0, 0,                                 /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    31, 28, 1000,                               /* gate, lock, lock retries */
    AW_CLK_HAS_LOCK,                            /* flags */
    270000000, 297000000,                       /* freq0, freq1 */
    24, 25,                                     /* mode sel, freq sel */
    192000000, 600000000);                      /* min freq, max freq */

static const char *pll_gpu_parents[] = {"osc24M"};
FRAC_CLK(pll_gpu_clk,
    CLK_PLL_GPU,                                /* id */
    "pll_gpu", pll_gpu_parents,                 /* name, parents */
    0x38,                                       /* offset */
    8, 7, 0, 0,                                 /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    31, 28, 1000,                               /* gate, lock, lock retries */
    AW_CLK_HAS_LOCK,                            /* flags */
    270000000, 297000000,                       /* freq0, freq1 */
    24, 25,                                     /* mode sel, freq sel */
    192000000, 600000000);                      /* min freq, max freq */

static const char *pll_mipi_parents[] = {"pll_video0"};
MIPI_CLK(pll_mipi_clk,
  CLK_PLL_MIPI,
  "pll_mipi", pll_mipi_parents,
  0x40,
  4, 2, AW_CLK_FACTOR_MIN_VALUE, 2,
  0, 3,
  8, 4,
  31, 28);

static const char *pll_hsic_parents[] = {"osc24M"};
FRAC_CLK(pll_hsic_clk,
    CLK_PLL_HSIC,                               /* id */
    "pll_hsic", pll_hsic_parents,               /* name, parents */
    0x44,                                       /* offset */
    8, 7, 0, 0,                                 /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    31, 28, 1000,                               /* gate, lock, lock retries */
    AW_CLK_HAS_LOCK,                            /* flags */
    270000000, 297000000,                       /* freq0, freq1 */
    24, 25,                                     /* mode sel, freq sel */
    192000000, 600000000);                      /* min freq, max freq */

static const char *pll_de_parents[] = {"osc24M"};
FRAC_CLK(pll_de_clk,
    CLK_PLL_DE,                                 /* id */
    "pll_de", pll_de_parents,                   /* name, parents */
    0x48,                                       /* offset */
    8, 7, 0, 0,                                 /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    31, 28, 1000,                               /* gate, lock, lock retries */
    AW_CLK_HAS_LOCK,                            /* flags */
    270000000, 297000000,                       /* freq0, freq1 */
    24, 25,                                     /* mode sel, freq sel */
    192000000, 600000000);                      /* min freq, max freq */

static const char *pll_ddr1_parents[] = {"osc24M"};
NKMP_CLK_WITH_UPDATE(pll_ddr1_clk,
    CLK_PLL_DDR1,                               /* id */
    "pll_ddr1", pll_ddr1_parents,               /* name, parents */
    0x4C,                                       /* offset */
    8, 7, 0, 0,                                 /* n factor */
    0, 0, 1, AW_CLK_FACTOR_FIXED,               /* k factor (fake) */
    0, 2, 0, 0,                                 /* m factor */
    0, 0, 1, AW_CLK_FACTOR_FIXED,               /* p factor (fake) */
    31,                                         /* gate */
    28, 1000,                                   /* lock */
    20,                                         /* update */
    AW_CLK_HAS_GATE | AW_CLK_HAS_LOCK);         /* flags */

static const char *cpux_parents[] = {"osc32k", "osc24M", "pll_cpux"};
MUX_CLK(cpux_clk,
    CLK_CPUX,                   /* id */
    "cpux", cpux_parents,       /* name, parents */
    0x50, 16, 2);               /* offset, shift, width */

static const char *axi_parents[] = {"cpux"};
DIV_CLK(axi_clk,
    CLK_AXI,                    /* id */
    "axi", axi_parents,         /* name, parents */
    0x50,                       /* offset */
    0, 2,                       /* shift, width */
    0, NULL);                   /* flags, div table */

static const char *apb_parents[] = {"cpux"};
DIV_CLK(apb_clk,
    CLK_APB,                    /* id */
    "apb", apb_parents,         /* name, parents */
    0x50,                       /* offset */
    8, 2,                       /* shift, width */
    0, NULL);                   /* flags, div table */

static const char *ahb1_parents[] = {"osc32k", "osc24M", "axi", "pll_periph0"};
PREDIV_CLK(ahb1_clk, CLK_AHB1,                                  /* id */
    "ahb1", ahb1_parents,                                       /* name, parents */
    0x54,                                                       /* offset */
    12, 2,                                                      /* mux */
    4, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,                        /* div */
    6, 2, 0, AW_CLK_FACTOR_HAS_COND,                            /* prediv */
    12, 2, 3);                                                  /* prediv condition */

static const char *apb1_parents[] = {"ahb1"};
static struct clk_div_table apb1_div_table[] = {
        { .value = 0, .divider = 2, },
        { .value = 1, .divider = 2, },
        { .value = 2, .divider = 4, },
        { .value = 3, .divider = 8, },
        { },
};
DIV_CLK(apb1_clk,
    CLK_APB1,                   /* id */
    "apb1", apb1_parents,       /* name, parents */
    0x54,                       /* offset */
    8, 2,                       /* shift, width */
    CLK_DIV_WITH_TABLE,         /* flags */
    apb1_div_table);            /* div table */

static const char *apb2_parents[] = {"osc32k", "osc24M", "pll_periph0_2x", "pll_periph0_2x"};
NM_CLK(apb2_clk,
    CLK_APB2,                                   /* id */
    "apb2", apb2_parents,                       /* name, parents */
    0x58,                                       /* offset */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* n factor */
    0, 5, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    0,                                          /* gate */
    AW_CLK_HAS_MUX);

static const char *ahb2_parents[] = {"ahb1", "pll_periph0"};
PREDIV_CLK(ahb2_clk, CLK_AHB2,                                  /* id */
    "ahb2", ahb2_parents,                                       /* name, parents */
    0x5c,                                                       /* offset */
    0, 2,                                                       /* mux */
    0, 0, 1, AW_CLK_FACTOR_FIXED,                               /* div */
    0, 0, 2, AW_CLK_FACTOR_HAS_COND | AW_CLK_FACTOR_FIXED,      /* prediv */
    0, 2, 1);                                                   /* prediv condition */

static const char *ths_parents[] = {"osc24M"};
static struct clk_div_table ths_div_table[] = {
        { .value = 0, .divider = 1, },
        { .value = 1, .divider = 2, },
        { .value = 2, .divider = 4, },
        { .value = 3, .divider = 6, },
        { },
};
DIV_CLK(ths_clk,
    0,                          /* id */
    "thsdiv", ths_parents,      /* name, parents */
    0x74,                       /* offset */
    0, 2,                       /* div shift, div width */
    CLK_DIV_WITH_TABLE,         /* flags */
    ths_div_table);             /* div table */

static const char *mod_parents[] = {"osc24M", "pll_periph0_2x", "pll_periph1_2x"};
NM_CLK(nand_clk,
    CLK_NAND, "nand", mod_parents,              /* id, name, parents */
    0x80,                                       /* offset */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE | AW_CLK_HAS_MUX);          /* flags */

NM_CLK(mmc0_clk,
    CLK_MMC0, "mmc0", mod_parents,              /* id, name, parents */
    0x88,                                       /* offset */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE | AW_CLK_HAS_MUX |
    AW_CLK_REPARENT);                           /* flags */

NM_CLK(mmc1_clk,
    CLK_MMC1, "mmc1", mod_parents,              /* id, name, parents */
    0x8c,                                       /* offset */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE | AW_CLK_HAS_MUX |
    AW_CLK_REPARENT);                           /* flags */

NM_CLK(mmc2_clk,
    CLK_MMC2, "mmc2", mod_parents,              /* id, name, parents */
    0x90,                                       /* offset */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE | AW_CLK_HAS_MUX |
    AW_CLK_REPARENT);                           /* flags */

static const char *ts_parents[] = {"osc24M", "pll_periph0"};
NM_CLK(ts_clk,
    CLK_TS, "ts", ts_parents,                   /* id, name, parents */
    0x98,                                       /* offset */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE | AW_CLK_HAS_MUX);          /* flags */

NM_CLK(ce_clk,
    CLK_CE, "ce", mod_parents,                  /* id, name, parents */
    0x9C,                                       /* offset */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE | AW_CLK_HAS_MUX);          /* flags */

NM_CLK(spi0_clk,
    CLK_SPI0, "spi0", mod_parents,              /* id, name, parents */
    0xA0,                                       /* offset */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE | AW_CLK_HAS_MUX |
    AW_CLK_REPARENT);                           /* flags */

NM_CLK(spi1_clk,
    CLK_SPI1, "spi1", mod_parents,              /* id, name, parents */
    0xA4,                                       /* offset */
    16, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO,       /* n factor */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE | AW_CLK_HAS_MUX |
    AW_CLK_REPARENT);                           /* flags */

static const char *i2s_parents[] = {"pll_audio-8x", "pll_audio-4x", "pll_audio-2x", "pll_audio"};
MUX_CLK(i2s0mux_clk,
    0, "i2s0mux", i2s_parents,                  /* id, name, parents */
    0xb0, 16, 2);                               /* offset, mux shift, mux width */
MUX_CLK(i2s1mux_clk,
    0, "i2s1mux", i2s_parents,                  /* id, name, parents */
    0xb4, 16, 2);                               /* offset, mux shift, mux width */
MUX_CLK(i2s2mux_clk,
    0, "i2s2mux", i2s_parents,                  /* id, name, parents */
    0xb8, 16, 2);                               /* offset, mux shift, mux width */

static const char *spdif_parents[] = {"pll_audio"};
M_CLK(spdif_clk,
    CLK_SPDIF, "spdif", spdif_parents,          /* id, name, parents */
    0xC0,                                       /* offset */
    0, 4, 0, 0,                                 /* m factor */
    0, 0,                                       /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE);                           /* flags */

/* USBPHY clk sel */

/* DRAM needs update bit */
static const char *dram_parents[] = {"pll_ddr0", "pll_ddr1"};
M_CLK(dram_clk,
    CLK_DRAM, "dram", dram_parents,             /* id, name, parents */
    0xF4,                                       /* offset */
    0, 2, 0, 0,                                 /* m factor */
    20, 2,                                      /* mux */
    0,                                          /* gate */
    AW_CLK_HAS_MUX);                            /* flags */

static const char *de_parents[] = {"pll_periph0_2x", "pll_de"};
M_CLK(de_clk,
    CLK_DE, "de", de_parents,                   /* id, name, parents */
    0x104,                                      /* offset */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_MUX | AW_CLK_HAS_GATE);          /* flags */

static const char *tcon0_parents[] = {"pll_mipi", NULL, "pll_video0-2x"};
MUX_CLK(tcon0_clk,
    CLK_TCON0,                  /* id */
    "tcon0", tcon0_parents,     /* name, parents */
    0x118, 24, 2);              /* offset, shift, width */

static const char *tcon1_parents[] = {"pll_video0", NULL, "pll_video1"};
M_CLK(tcon1_clk,
    CLK_TCON1, "tcon1", tcon1_parents,  /* id, name, parents */
    0x11C,                              /* offset */
    0, 5, 0, 0,                         /* m factor */
    24, 2,                              /* mux */
    31,                                 /* gate */
    AW_CLK_HAS_MUX | AW_CLK_HAS_GATE |
    AW_CLK_SET_PARENT);                 /* flags */

static const char *deinterlace_parents[] = {"pll_periph0", "pll_periph1"};
M_CLK(deinterlace_clk,
    CLK_DEINTERLACE, "deinterlace", deinterlace_parents,        /* id, name, parents */
    0x124,                                      /* offset */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_MUX | AW_CLK_HAS_GATE);          /* flags */

static const char *csi_sclk_parents[] = {"pll_periph0", "pll_periph1"};
M_CLK(csi_sclk_clk,
    CLK_CSI_SCLK, "csi-sclk", csi_sclk_parents, /* id, name, parents */
    0x134,                                      /* offset */
    16, 4, 0, 0,                                /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_MUX | AW_CLK_HAS_GATE);          /* flags */

static const char *csi_mclk_parents[] = {"osc24M", "pll_video0", "pll_periph1"};
M_CLK(csi_mclk_clk,
    CLK_CSI_MCLK, "csi-mclk", csi_mclk_parents, /* id, name, parents */
    0x134,                                      /* offset */
    0, 4, 0, 0,                                 /* m factor */
    8, 2,                                       /* mux */
    15,                                         /* gate */
    AW_CLK_HAS_MUX | AW_CLK_HAS_GATE);          /* flags */

static const char *ve_parents[] = {"pll_ve"};
M_CLK(ve_clk,
    CLK_VE, "ve", ve_parents,                   /* id, name, parents */
    0x13C,                                      /* offset */
    16, 3, 0, 0,                                /* m factor */
    0, 0,                                       /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE);                           /* flags */

static const char *hdmi_parents[] = {"pll_video0"};
M_CLK(hdmi_clk,
    CLK_HDMI, "hdmi", hdmi_parents,             /* id, name, parents */
    0x150,                                      /* offset */
    0, 4, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_MUX | AW_CLK_HAS_GATE | AW_CLK_SET_PARENT);              /* flags */

static const char *mbus_parents[] = {"osc24M", "pll_periph0_2x", "pll_ddr0"};
M_CLK(mbus_clk,
    CLK_MBUS, "mbus", mbus_parents,             /* id, name, parents */
    0x15C,                                      /* offset */
    0, 3, 0, 0,                                 /* m factor */
    24, 2,                                      /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_MUX | AW_CLK_HAS_GATE);          /* flags */

static const char *gpu_parents[] = {"pll_gpu"};
M_CLK(gpu_clk,
    CLK_GPU, "gpu", gpu_parents,                /* id, name, parents */
    0x1A0,                                      /* offset */
    0, 2, 0, 0,                                 /* m factor */
    0, 0,                                       /* mux */
    31,                                         /* gate */
    AW_CLK_HAS_GATE);                           /* flags */

static struct aw_ccung_clk a64_ccu_clks[] = {
        { .type = AW_CLK_NKMP, .clk.nkmp = &pll_cpux_clk},
        { .type = AW_CLK_NKMP, .clk.nkmp = &pll_audio_clk},
        { .type = AW_CLK_FRAC, .clk.frac = &pll_video0_clk},
        { .type = AW_CLK_FRAC, .clk.frac = &pll_ve_clk},
        { .type = AW_CLK_NKMP, .clk.nkmp = &pll_ddr0_clk},
        { .type = AW_CLK_NKMP, .clk.nkmp = &pll_periph0_2x_clk},
        { .type = AW_CLK_NKMP, .clk.nkmp = &pll_periph1_2x_clk},
        { .type = AW_CLK_FRAC, .clk.frac = &pll_video1_clk},
        { .type = AW_CLK_FRAC, .clk.frac = &pll_gpu_clk},
        { .type = AW_CLK_MIPI, .clk.mipi = &pll_mipi_clk},
        { .type = AW_CLK_FRAC, .clk.frac = &pll_hsic_clk},
        { .type = AW_CLK_FRAC, .clk.frac = &pll_de_clk},
        { .type = AW_CLK_NKMP, .clk.nkmp = &pll_ddr1_clk},

        { .type = AW_CLK_NM, .clk.nm = &apb2_clk},
        { .type = AW_CLK_NM, .clk.nm = &nand_clk},
        { .type = AW_CLK_NM, .clk.nm = &mmc0_clk},
        { .type = AW_CLK_NM, .clk.nm = &mmc1_clk},
        { .type = AW_CLK_NM, .clk.nm = &mmc2_clk},
        { .type = AW_CLK_NM, .clk.nm = &ts_clk},
        { .type = AW_CLK_NM, .clk.nm = &ce_clk},
        { .type = AW_CLK_NM, .clk.nm = &spi0_clk},
        { .type = AW_CLK_NM, .clk.nm = &spi1_clk},
        { .type = AW_CLK_M, .clk.m = &spdif_clk},
        { .type = AW_CLK_M, .clk.m = &dram_clk},
        { .type = AW_CLK_M, .clk.m = &de_clk},
        { .type = AW_CLK_M, .clk.m = &tcon1_clk},
        { .type = AW_CLK_M, .clk.m = &deinterlace_clk},
        { .type = AW_CLK_M, .clk.m = &csi_sclk_clk},
        { .type = AW_CLK_M, .clk.m = &csi_mclk_clk},
        { .type = AW_CLK_M, .clk.m = &ve_clk},
        { .type = AW_CLK_M, .clk.m = &hdmi_clk},
        { .type = AW_CLK_M, .clk.m = &mbus_clk},
        { .type = AW_CLK_M, .clk.m = &gpu_clk},
        { .type = AW_CLK_PREDIV_MUX, .clk.prediv_mux = &ahb1_clk},
        { .type = AW_CLK_PREDIV_MUX, .clk.prediv_mux = &ahb2_clk},
        { .type = AW_CLK_MUX, .clk.mux = &cpux_clk},
        { .type = AW_CLK_MUX, .clk.mux = &i2s0mux_clk},
        { .type = AW_CLK_MUX, .clk.mux = &i2s1mux_clk},
        { .type = AW_CLK_MUX, .clk.mux = &i2s2mux_clk},
        { .type = AW_CLK_MUX, .clk.mux = &tcon0_clk},
        { .type = AW_CLK_DIV, .clk.div = &axi_clk},
        { .type = AW_CLK_DIV, .clk.div = &apb1_clk},
        { .type = AW_CLK_DIV, .clk.div = &apb_clk},
        { .type = AW_CLK_DIV, .clk.div = &ths_clk},
        { .type = AW_CLK_FIXED, .clk.fixed = &osc12m_clk},
        { .type = AW_CLK_FIXED, .clk.fixed = &pll_periph0_clk},
        { .type = AW_CLK_FIXED, .clk.fixed = &pll_periph1_clk},
        { .type = AW_CLK_FIXED, .clk.fixed = &pll_audio_2x_clk},
        { .type = AW_CLK_FIXED, .clk.fixed = &pll_audio_4x_clk},
        { .type = AW_CLK_FIXED, .clk.fixed = &pll_audio_8x_clk},
        { .type = AW_CLK_FIXED, .clk.fixed = &pll_video0_2x_clk},
};

static struct aw_clk_init a64_init_clks[] = {
        {"ahb1", "pll_periph0", 0, false},
        {"ahb2", "pll_periph0", 0, false},
        {"dram", "pll_ddr0", 0, false},
        {"pll_de", NULL, 432000000, true},
        {"de", "pll_de", 0, true},
};

static int
ccu_a64_probe(device_t dev)
{

        if (!ofw_bus_status_okay(dev))
                return (ENXIO);

        if (!ofw_bus_is_compatible(dev, "allwinner,sun50i-a64-ccu"))
                return (ENXIO);

        device_set_desc(dev, "Allwinner A64 Clock Control Unit NG");
        return (BUS_PROBE_DEFAULT);
}

static int
ccu_a64_attach(device_t dev)
{
        struct aw_ccung_softc *sc;

        sc = device_get_softc(dev);

        sc->resets = a64_ccu_resets;
        sc->nresets = nitems(a64_ccu_resets);
        sc->gates = a64_ccu_gates;
        sc->ngates = nitems(a64_ccu_gates);
        sc->clks = a64_ccu_clks;
        sc->nclks = nitems(a64_ccu_clks);
        sc->clk_init = a64_init_clks;
        sc->n_clk_init = nitems(a64_init_clks);

        return (aw_ccung_attach(dev));
}

static device_method_t ccu_a64ng_methods[] = {
        /* Device interface */
        DEVMETHOD(device_probe,         ccu_a64_probe),
        DEVMETHOD(device_attach,        ccu_a64_attach),

        DEVMETHOD_END
};

DEFINE_CLASS_1(ccu_a64ng, ccu_a64ng_driver, ccu_a64ng_methods,
  sizeof(struct aw_ccung_softc), aw_ccung_driver);

EARLY_DRIVER_MODULE(ccu_a64ng, simplebus, ccu_a64ng_driver, 0, 0,
    BUS_PASS_RESOURCE + BUS_PASS_ORDER_MIDDLE);
FreeBSD
