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linuxdebug/drivers/clk/sunxi-ng/ccu-sun20i-d1.c

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null pointer error
2024-07-16 15:50:57 +02:00
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2020 huangzhenwei@allwinnertech.com
* Copyright (C) 2021 Samuel Holland <samuel@sholland.org>
*/
#include <linux/clk-provider.h>
#include <linux/io.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include "../clk.h"
#include "ccu_common.h"
#include "ccu_reset.h"
#include "ccu_div.h"
#include "ccu_gate.h"
#include "ccu_mp.h"
#include "ccu_mult.h"
#include "ccu_nk.h"
#include "ccu_nkm.h"
#include "ccu_nkmp.h"
#include "ccu_nm.h"
#include "ccu-sun20i-d1.h"
static const struct clk_parent_data osc24M[] = {
{ .fw_name = "hosc" }
};
/*
* For the CPU PLL, the output divider is described as "only for testing"
* in the user manual. So it's not modelled and forced to 0.
*/
#define SUN20I_D1_PLL_CPUX_REG 0x000
static struct ccu_mult pll_cpux_clk = {
.enable = BIT(27),
.lock = BIT(28),
.mult = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.common = {
.reg = 0x000,
.hw.init = CLK_HW_INIT_PARENTS_DATA("pll-cpux", osc24M,
&ccu_mult_ops,
CLK_SET_RATE_UNGATE),
},
};
/* Some PLLs are input * N / div1 / P. Model them as NKMP with no K */
#define SUN20I_D1_PLL_DDR0_REG 0x010
static struct ccu_nkmp pll_ddr0_clk = {
.enable = BIT(27),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.m = _SUNXI_CCU_DIV(1, 1), /* input divider */
.p = _SUNXI_CCU_DIV(0, 1), /* output divider */
.common = {
.reg = 0x010,
.hw.init = CLK_HW_INIT_PARENTS_DATA("pll-ddr0", osc24M,
&ccu_nkmp_ops,
CLK_SET_RATE_UNGATE),
},
};
#define SUN20I_D1_PLL_PERIPH0_REG 0x020
static struct ccu_nm pll_periph0_4x_clk = {
.enable = BIT(27),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.m = _SUNXI_CCU_DIV(1, 1), /* input divider */
.common = {
.reg = 0x020,
.hw.init = CLK_HW_INIT_PARENTS_DATA("pll-periph0-4x", osc24M,
&ccu_nm_ops,
CLK_SET_RATE_UNGATE),
},
};
static const struct clk_hw *pll_periph0_4x_hws[] = {
&pll_periph0_4x_clk.common.hw
};
static SUNXI_CCU_M_HWS(pll_periph0_2x_clk, "pll-periph0-2x",
pll_periph0_4x_hws, 0x020, 16, 3, 0);
static SUNXI_CCU_M_HWS(pll_periph0_800M_clk, "pll-periph0-800M",
pll_periph0_4x_hws, 0x020, 20, 3, 0);
static const struct clk_hw *pll_periph0_2x_hws[] = {
&pll_periph0_2x_clk.common.hw
};
static CLK_FIXED_FACTOR_HWS(pll_periph0_clk, "pll-periph0",
pll_periph0_2x_hws, 2, 1, 0);
static const struct clk_hw *pll_periph0_hws[] = { &pll_periph0_clk.hw };
static CLK_FIXED_FACTOR_HWS(pll_periph0_div3_clk, "pll-periph0-div3",
pll_periph0_2x_hws, 6, 1, 0);
/*
* For Video PLLs, the output divider is described as "only for testing"
* in the user manual. So it's not modelled and forced to 0.
*/
#define SUN20I_D1_PLL_VIDEO0_REG 0x040
static struct ccu_nm pll_video0_4x_clk = {
.enable = BIT(27),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.m = _SUNXI_CCU_DIV(1, 1), /* input divider */
.min_rate = 252000000U,
.max_rate = 2400000000U,
.common = {
.reg = 0x040,
.hw.init = CLK_HW_INIT_PARENTS_DATA("pll-video0-4x", osc24M,
&ccu_nm_ops,
CLK_SET_RATE_UNGATE),
},
};
static const struct clk_hw *pll_video0_4x_hws[] = {
&pll_video0_4x_clk.common.hw
};
static CLK_FIXED_FACTOR_HWS(pll_video0_2x_clk, "pll-video0-2x",
pll_video0_4x_hws, 2, 1, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR_HWS(pll_video0_clk, "pll-video0",
pll_video0_4x_hws, 4, 1, CLK_SET_RATE_PARENT);
#define SUN20I_D1_PLL_VIDEO1_REG 0x048
static struct ccu_nm pll_video1_4x_clk = {
.enable = BIT(27),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.m = _SUNXI_CCU_DIV(1, 1), /* input divider */
.min_rate = 252000000U,
.max_rate = 2400000000U,
.common = {
.reg = 0x048,
.hw.init = CLK_HW_INIT_PARENTS_DATA("pll-video1-4x", osc24M,
&ccu_nm_ops,
CLK_SET_RATE_UNGATE),
},
};
static const struct clk_hw *pll_video1_4x_hws[] = {
&pll_video1_4x_clk.common.hw
};
static CLK_FIXED_FACTOR_HWS(pll_video1_2x_clk, "pll-video1-2x",
pll_video1_4x_hws, 2, 1, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR_HWS(pll_video1_clk, "pll-video1",
pll_video1_4x_hws, 4, 1, CLK_SET_RATE_PARENT);
#define SUN20I_D1_PLL_VE_REG 0x058
static struct ccu_nkmp pll_ve_clk = {
.enable = BIT(27),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.m = _SUNXI_CCU_DIV(1, 1), /* input divider */
.p = _SUNXI_CCU_DIV(0, 1), /* output divider */
.common = {
.reg = 0x058,
.hw.init = CLK_HW_INIT_PARENTS_DATA("pll-ve", osc24M,
&ccu_nkmp_ops,
CLK_SET_RATE_UNGATE),
},
};
/*
* PLL_AUDIO0 has m0, m1 dividers in addition to the usual N, M factors.
* Since we only need one frequency from this PLL (22.5792 x 4 == 90.3168 MHz),
* ignore them for now. Enforce the default for them, which is m1 = 0, m0 = 0.
* The M factor must be an even number to produce a 50% duty cycle output.
*/
#define SUN20I_D1_PLL_AUDIO0_REG 0x078
static struct ccu_sdm_setting pll_audio0_sdm_table[] = {
{ .rate = 90316800, .pattern = 0xc001288d, .m = 6, .n = 22 },
};
static struct ccu_nm pll_audio0_4x_clk = {
.enable = BIT(27),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.m = _SUNXI_CCU_DIV(16, 6),
.sdm = _SUNXI_CCU_SDM(pll_audio0_sdm_table, BIT(24),
0x178, BIT(31)),
.min_rate = 180000000U,
.max_rate = 3000000000U,
.common = {
.reg = 0x078,
.features = CCU_FEATURE_SIGMA_DELTA_MOD,
.hw.init = CLK_HW_INIT_PARENTS_DATA("pll-audio0-4x", osc24M,
&ccu_nm_ops,
CLK_SET_RATE_UNGATE),
},
};
static const struct clk_hw *pll_audio0_4x_hws[] = {
&pll_audio0_4x_clk.common.hw
};
static CLK_FIXED_FACTOR_HWS(pll_audio0_2x_clk, "pll-audio0-2x",
pll_audio0_4x_hws, 2, 1, 0);
static CLK_FIXED_FACTOR_HWS(pll_audio0_clk, "pll-audio0",
pll_audio0_4x_hws, 4, 1, 0);
/*
* PLL_AUDIO1 doesn't need Fractional-N. The output is usually 614.4 MHz for
* audio. The ADC or DAC should divide the PLL output further to 24.576 MHz.
*/
#define SUN20I_D1_PLL_AUDIO1_REG 0x080
static struct ccu_nm pll_audio1_clk = {
.enable = BIT(27),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.m = _SUNXI_CCU_DIV(1, 1),
.min_rate = 180000000U,
.max_rate = 3000000000U,
.common = {
.reg = 0x080,
.hw.init = CLK_HW_INIT_PARENTS_DATA("pll-audio1", osc24M,
&ccu_nm_ops,
CLK_SET_RATE_UNGATE),
},
};
static const struct clk_hw *pll_audio1_hws[] = {
&pll_audio1_clk.common.hw
};
static SUNXI_CCU_M_HWS(pll_audio1_div2_clk, "pll-audio1-div2",
pll_audio1_hws, 0x080, 16, 3, 0);
static SUNXI_CCU_M_HWS(pll_audio1_div5_clk, "pll-audio1-div5",
pll_audio1_hws, 0x080, 20, 3, 0);
/*
* The CPUX gate is not modelled - it is in a separate register (0x504)
* and has a special key field. The clock does not need to be ungated anyway.
*/
static const struct clk_parent_data cpux_parents[] = {
{ .fw_name = "hosc" },
{ .fw_name = "losc" },
{ .fw_name = "iosc" },
{ .hw = &pll_cpux_clk.common.hw },
{ .hw = &pll_periph0_clk.hw },
{ .hw = &pll_periph0_2x_clk.common.hw },
{ .hw = &pll_periph0_800M_clk.common.hw },
};
static SUNXI_CCU_MUX_DATA(cpux_clk, "cpux", cpux_parents,
0x500, 24, 3, CLK_SET_RATE_PARENT);
static const struct clk_hw *cpux_hws[] = { &cpux_clk.common.hw };
static SUNXI_CCU_M_HWS(cpux_axi_clk, "cpux-axi",
cpux_hws, 0x500, 0, 2, 0);
static SUNXI_CCU_M_HWS(cpux_apb_clk, "cpux-apb",
cpux_hws, 0x500, 8, 2, 0);
static const struct clk_parent_data psi_ahb_parents[] = {
{ .fw_name = "hosc" },
{ .fw_name = "losc" },
{ .fw_name = "iosc" },
{ .hw = &pll_periph0_clk.hw },
};
static SUNXI_CCU_MP_DATA_WITH_MUX(psi_ahb_clk, "psi-ahb", psi_ahb_parents, 0x510,
0, 2, /* M */
8, 2, /* P */
24, 2, /* mux */
0);
static const struct clk_parent_data apb0_apb1_parents[] = {
{ .fw_name = "hosc" },
{ .fw_name = "losc" },
{ .hw = &psi_ahb_clk.common.hw },
{ .hw = &pll_periph0_clk.hw },
};
static SUNXI_CCU_MP_DATA_WITH_MUX(apb0_clk, "apb0", apb0_apb1_parents, 0x520,
0, 5, /* M */
8, 2, /* P */
24, 2, /* mux */
0);
static SUNXI_CCU_MP_DATA_WITH_MUX(apb1_clk, "apb1", apb0_apb1_parents, 0x524,
0, 5, /* M */
8, 2, /* P */
24, 2, /* mux */
0);
static const struct clk_hw *psi_ahb_hws[] = { &psi_ahb_clk.common.hw };
static const struct clk_hw *apb0_hws[] = { &apb0_clk.common.hw };
static const struct clk_hw *apb1_hws[] = { &apb1_clk.common.hw };
static const struct clk_hw *de_di_g2d_parents[] = {
&pll_periph0_2x_clk.common.hw,
&pll_video0_4x_clk.common.hw,
&pll_video1_4x_clk.common.hw,
&pll_audio1_div2_clk.common.hw,
};
static SUNXI_CCU_M_HW_WITH_MUX_GATE(de_clk, "de", de_di_g2d_parents, 0x600,
0, 5, /* M */
24, 3, /* mux */
BIT(31), /* gate */
CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE_HWS(bus_de_clk, "bus-de", psi_ahb_hws,
0x60c, BIT(0), 0);
static SUNXI_CCU_M_HW_WITH_MUX_GATE(di_clk, "di", de_di_g2d_parents, 0x620,
0, 5, /* M */
24, 3, /* mux */
BIT(31), /* gate */
CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE_HWS(bus_di_clk, "bus-di", psi_ahb_hws,
0x62c, BIT(0), 0);
static SUNXI_CCU_M_HW_WITH_MUX_GATE(g2d_clk, "g2d", de_di_g2d_parents, 0x630,
0, 5, /* M */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_g2d_clk, "bus-g2d", psi_ahb_hws,
0x63c, BIT(0), 0);
static const struct clk_parent_data ce_parents[] = {
{ .fw_name = "hosc" },
{ .hw = &pll_periph0_2x_clk.common.hw },
{ .hw = &pll_periph0_clk.hw },
};
static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(ce_clk, "ce", ce_parents, 0x680,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_ce_clk, "bus-ce", psi_ahb_hws,
0x68c, BIT(0), 0);
static const struct clk_hw *ve_parents[] = {
&pll_ve_clk.common.hw,
&pll_periph0_2x_clk.common.hw,
};
static SUNXI_CCU_M_HW_WITH_MUX_GATE(ve_clk, "ve", ve_parents, 0x690,
0, 5, /* M */
24, 1, /* mux */
BIT(31), /* gate */
CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE_HWS(bus_ve_clk, "bus-ve", psi_ahb_hws,
0x69c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_dma_clk, "bus-dma", psi_ahb_hws,
0x70c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_msgbox0_clk, "bus-msgbox0", psi_ahb_hws,
0x71c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_msgbox1_clk, "bus-msgbox1", psi_ahb_hws,
0x71c, BIT(1), 0);
static SUNXI_CCU_GATE_HWS(bus_msgbox2_clk, "bus-msgbox2", psi_ahb_hws,
0x71c, BIT(2), 0);
static SUNXI_CCU_GATE_HWS(bus_spinlock_clk, "bus-spinlock", psi_ahb_hws,
0x72c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_hstimer_clk, "bus-hstimer", psi_ahb_hws,
0x73c, BIT(0), 0);
static SUNXI_CCU_GATE_DATA(avs_clk, "avs", osc24M,
0x740, BIT(31), 0);
static SUNXI_CCU_GATE_HWS(bus_dbg_clk, "bus-dbg", psi_ahb_hws,
0x78c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_pwm_clk, "bus-pwm", apb0_hws,
0x7ac, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_iommu_clk, "bus-iommu", apb0_hws,
0x7bc, BIT(0), 0);
static const struct clk_hw *dram_parents[] = {
&pll_ddr0_clk.common.hw,
&pll_audio1_div2_clk.common.hw,
&pll_periph0_2x_clk.common.hw,
&pll_periph0_800M_clk.common.hw,
};
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(dram_clk, "dram", dram_parents, 0x800,
0, 2, /* M */
8, 2, /* P */
24, 2, /* mux */
BIT(31), CLK_IS_CRITICAL);
static CLK_FIXED_FACTOR_HW(mbus_clk, "mbus",
&dram_clk.common.hw, 4, 1, 0);
static const struct clk_hw *mbus_hws[] = { &mbus_clk.hw };
static SUNXI_CCU_GATE_HWS(mbus_dma_clk, "mbus-dma", mbus_hws,
0x804, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(mbus_ve_clk, "mbus-ve", mbus_hws,
0x804, BIT(1), 0);
static SUNXI_CCU_GATE_HWS(mbus_ce_clk, "mbus-ce", mbus_hws,
0x804, BIT(2), 0);
static SUNXI_CCU_GATE_HWS(mbus_tvin_clk, "mbus-tvin", mbus_hws,
0x804, BIT(7), 0);
static SUNXI_CCU_GATE_HWS(mbus_csi_clk, "mbus-csi", mbus_hws,
0x804, BIT(8), 0);
static SUNXI_CCU_GATE_HWS(mbus_g2d_clk, "mbus-g2d", mbus_hws,
0x804, BIT(10), 0);
static SUNXI_CCU_GATE_HWS(mbus_riscv_clk, "mbus-riscv", mbus_hws,
0x804, BIT(11), 0);
static SUNXI_CCU_GATE_HWS(bus_dram_clk, "bus-dram", psi_ahb_hws,
0x80c, BIT(0), CLK_IS_CRITICAL);
static const struct clk_parent_data mmc0_mmc1_parents[] = {
{ .fw_name = "hosc" },
{ .hw = &pll_periph0_clk.hw },
{ .hw = &pll_periph0_2x_clk.common.hw },
{ .hw = &pll_audio1_div2_clk.common.hw },
};
static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(mmc0_clk, "mmc0", mmc0_mmc1_parents, 0x830,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(mmc1_clk, "mmc1", mmc0_mmc1_parents, 0x834,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static const struct clk_parent_data mmc2_parents[] = {
{ .fw_name = "hosc" },
{ .hw = &pll_periph0_clk.hw },
{ .hw = &pll_periph0_2x_clk.common.hw },
{ .hw = &pll_periph0_800M_clk.common.hw },
{ .hw = &pll_audio1_div2_clk.common.hw },
};
static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(mmc2_clk, "mmc2", mmc2_parents, 0x838,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_mmc0_clk, "bus-mmc0", psi_ahb_hws,
0x84c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_mmc1_clk, "bus-mmc1", psi_ahb_hws,
0x84c, BIT(1), 0);
static SUNXI_CCU_GATE_HWS(bus_mmc2_clk, "bus-mmc2", psi_ahb_hws,
0x84c, BIT(2), 0);
static SUNXI_CCU_GATE_HWS(bus_uart0_clk, "bus-uart0", apb1_hws,
0x90c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_uart1_clk, "bus-uart1", apb1_hws,
0x90c, BIT(1), 0);
static SUNXI_CCU_GATE_HWS(bus_uart2_clk, "bus-uart2", apb1_hws,
0x90c, BIT(2), 0);
static SUNXI_CCU_GATE_HWS(bus_uart3_clk, "bus-uart3", apb1_hws,
0x90c, BIT(3), 0);
static SUNXI_CCU_GATE_HWS(bus_uart4_clk, "bus-uart4", apb1_hws,
0x90c, BIT(4), 0);
static SUNXI_CCU_GATE_HWS(bus_uart5_clk, "bus-uart5", apb1_hws,
0x90c, BIT(5), 0);
static SUNXI_CCU_GATE_HWS(bus_i2c0_clk, "bus-i2c0", apb1_hws,
0x91c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_i2c1_clk, "bus-i2c1", apb1_hws,
0x91c, BIT(1), 0);
static SUNXI_CCU_GATE_HWS(bus_i2c2_clk, "bus-i2c2", apb1_hws,
0x91c, BIT(2), 0);
static SUNXI_CCU_GATE_HWS(bus_i2c3_clk, "bus-i2c3", apb1_hws,
0x91c, BIT(3), 0);
static const struct clk_parent_data spi_parents[] = {
{ .fw_name = "hosc" },
{ .hw = &pll_periph0_clk.hw },
{ .hw = &pll_periph0_2x_clk.common.hw },
{ .hw = &pll_audio1_div2_clk.common.hw },
{ .hw = &pll_audio1_div5_clk.common.hw },
};
static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(spi0_clk, "spi0", spi_parents, 0x940,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(spi1_clk, "spi1", spi_parents, 0x944,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_spi0_clk, "bus-spi0", psi_ahb_hws,
0x96c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_spi1_clk, "bus-spi1", psi_ahb_hws,
0x96c, BIT(1), 0);
static SUNXI_CCU_GATE_HWS_WITH_PREDIV(emac_25M_clk, "emac-25M", pll_periph0_hws,
0x970, BIT(31) | BIT(30), 24, 0);
static SUNXI_CCU_GATE_HWS(bus_emac_clk, "bus-emac", psi_ahb_hws,
0x97c, BIT(0), 0);
static const struct clk_parent_data ir_tx_ledc_parents[] = {
{ .fw_name = "hosc" },
{ .hw = &pll_periph0_clk.hw },
};
static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(ir_tx_clk, "ir-tx", ir_tx_ledc_parents, 0x9c0,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_ir_tx_clk, "bus-ir-tx", apb0_hws,
0x9cc, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_gpadc_clk, "bus-gpadc", apb0_hws,
0x9ec, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_ths_clk, "bus-ths", apb0_hws,
0x9fc, BIT(0), 0);
static const struct clk_hw *i2s_spdif_tx_parents[] = {
&pll_audio0_clk.hw,
&pll_audio0_4x_clk.common.hw,
&pll_audio1_div2_clk.common.hw,
&pll_audio1_div5_clk.common.hw,
};
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(i2s0_clk, "i2s0", i2s_spdif_tx_parents, 0xa10,
0, 5, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(i2s1_clk, "i2s1", i2s_spdif_tx_parents, 0xa14,
0, 5, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(i2s2_clk, "i2s2", i2s_spdif_tx_parents, 0xa18,
0, 5, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static const struct clk_hw *i2s2_asrc_parents[] = {
&pll_audio0_4x_clk.common.hw,
&pll_periph0_clk.hw,
&pll_audio1_div2_clk.common.hw,
&pll_audio1_div5_clk.common.hw,
};
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(i2s2_asrc_clk, "i2s2-asrc", i2s2_asrc_parents, 0xa1c,
0, 5, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_i2s0_clk, "bus-i2s0", apb0_hws,
0xa20, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_i2s1_clk, "bus-i2s1", apb0_hws,
0xa20, BIT(1), 0);
static SUNXI_CCU_GATE_HWS(bus_i2s2_clk, "bus-i2s2", apb0_hws,
0xa20, BIT(2), 0);
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(spdif_tx_clk, "spdif-tx", i2s_spdif_tx_parents, 0xa24,
0, 5, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static const struct clk_hw *spdif_rx_parents[] = {
&pll_periph0_clk.hw,
&pll_audio1_div2_clk.common.hw,
&pll_audio1_div5_clk.common.hw,
};
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(spdif_rx_clk, "spdif-rx", spdif_rx_parents, 0xa28,
0, 5, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_spdif_clk, "bus-spdif", apb0_hws,
0xa2c, BIT(0), 0);
static const struct clk_hw *dmic_codec_parents[] = {
&pll_audio0_clk.hw,
&pll_audio1_div2_clk.common.hw,
&pll_audio1_div5_clk.common.hw,
};
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(dmic_clk, "dmic", dmic_codec_parents, 0xa40,
0, 5, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_dmic_clk, "bus-dmic", apb0_hws,
0xa4c, BIT(0), 0);
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(audio_dac_clk, "audio-dac", dmic_codec_parents, 0xa50,
0, 5, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(audio_adc_clk, "audio-adc", dmic_codec_parents, 0xa54,
0, 5, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_audio_clk, "bus-audio", apb0_hws,
0xa5c, BIT(0), 0);
/*
* The first parent is a 48 MHz input clock divided by 4. That 48 MHz clock is
* a 2x multiplier from osc24M synchronized by pll-periph0, and is also used by
* the OHCI module.
*/
static const struct clk_parent_data usb_ohci_parents[] = {
{ .hw = &pll_periph0_clk.hw },
{ .fw_name = "hosc" },
{ .fw_name = "losc" },
};
static const struct ccu_mux_fixed_prediv usb_ohci_predivs[] = {
{ .index = 0, .div = 50 },
{ .index = 1, .div = 2 },
};
static struct ccu_mux usb_ohci0_clk = {
.enable = BIT(31),
.mux = {
.shift = 24,
.width = 2,
.fixed_predivs = usb_ohci_predivs,
.n_predivs = ARRAY_SIZE(usb_ohci_predivs),
},
.common = {
.reg = 0xa70,
.features = CCU_FEATURE_FIXED_PREDIV,
.hw.init = CLK_HW_INIT_PARENTS_DATA("usb-ohci0",
usb_ohci_parents,
&ccu_mux_ops,
0),
},
};
static struct ccu_mux usb_ohci1_clk = {
.enable = BIT(31),
.mux = {
.shift = 24,
.width = 2,
.fixed_predivs = usb_ohci_predivs,
.n_predivs = ARRAY_SIZE(usb_ohci_predivs),
},
.common = {
.reg = 0xa74,
.features = CCU_FEATURE_FIXED_PREDIV,
.hw.init = CLK_HW_INIT_PARENTS_DATA("usb-ohci1",
usb_ohci_parents,
&ccu_mux_ops,
0),
},
};
static SUNXI_CCU_GATE_HWS(bus_ohci0_clk, "bus-ohci0", psi_ahb_hws,
0xa8c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_ohci1_clk, "bus-ohci1", psi_ahb_hws,
0xa8c, BIT(1), 0);
static SUNXI_CCU_GATE_HWS(bus_ehci0_clk, "bus-ehci0", psi_ahb_hws,
0xa8c, BIT(4), 0);
static SUNXI_CCU_GATE_HWS(bus_ehci1_clk, "bus-ehci1", psi_ahb_hws,
0xa8c, BIT(5), 0);
static SUNXI_CCU_GATE_HWS(bus_otg_clk, "bus-otg", psi_ahb_hws,
0xa8c, BIT(8), 0);
static SUNXI_CCU_GATE_HWS(bus_lradc_clk, "bus-lradc", apb0_hws,
0xa9c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_dpss_top_clk, "bus-dpss-top", psi_ahb_hws,
0xabc, BIT(0), 0);
static SUNXI_CCU_GATE_DATA(hdmi_24M_clk, "hdmi-24M", osc24M,
0xb04, BIT(31), 0);
static SUNXI_CCU_GATE_HWS_WITH_PREDIV(hdmi_cec_32k_clk, "hdmi-cec-32k",
pll_periph0_2x_hws,
0xb10, BIT(30), 36621, 0);
static const struct clk_parent_data hdmi_cec_parents[] = {
{ .fw_name = "losc" },
{ .hw = &hdmi_cec_32k_clk.common.hw },
};
static SUNXI_CCU_MUX_DATA_WITH_GATE(hdmi_cec_clk, "hdmi-cec", hdmi_cec_parents, 0xb10,
24, 1, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_hdmi_clk, "bus-hdmi", psi_ahb_hws,
0xb1c, BIT(0), 0);
static const struct clk_parent_data mipi_dsi_parents[] = {
{ .fw_name = "hosc" },
{ .hw = &pll_periph0_clk.hw },
{ .hw = &pll_video0_2x_clk.hw },
{ .hw = &pll_video1_2x_clk.hw },
{ .hw = &pll_audio1_div2_clk.common.hw },
};
static SUNXI_CCU_M_DATA_WITH_MUX_GATE(mipi_dsi_clk, "mipi-dsi", mipi_dsi_parents, 0xb24,
0, 4, /* M */
24, 3, /* mux */
BIT(31), /* gate */
CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE_HWS(bus_mipi_dsi_clk, "bus-mipi-dsi", psi_ahb_hws,
0xb4c, BIT(0), 0);
static const struct clk_hw *tcon_tve_parents[] = {
&pll_video0_clk.hw,
&pll_video0_4x_clk.common.hw,
&pll_video1_clk.hw,
&pll_video1_4x_clk.common.hw,
&pll_periph0_2x_clk.common.hw,
&pll_audio1_div2_clk.common.hw,
};
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(tcon_lcd0_clk, "tcon-lcd0", tcon_tve_parents, 0xb60,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE_HWS(bus_tcon_lcd0_clk, "bus-tcon-lcd0", psi_ahb_hws,
0xb7c, BIT(0), 0);
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(tcon_tv_clk, "tcon-tv", tcon_tve_parents, 0xb80,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE_HWS(bus_tcon_tv_clk, "bus-tcon-tv", psi_ahb_hws,
0xb9c, BIT(0), 0);
static SUNXI_CCU_MP_HW_WITH_MUX_GATE(tve_clk, "tve", tcon_tve_parents, 0xbb0,
0, 4, /* M */
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_tve_top_clk, "bus-tve-top", psi_ahb_hws,
0xbbc, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_tve_clk, "bus-tve", psi_ahb_hws,
0xbbc, BIT(1), 0);
static const struct clk_parent_data tvd_parents[] = {
{ .fw_name = "hosc" },
{ .hw = &pll_video0_clk.hw },
{ .hw = &pll_video1_clk.hw },
{ .hw = &pll_periph0_clk.hw },
};
static SUNXI_CCU_M_DATA_WITH_MUX_GATE(tvd_clk, "tvd", tvd_parents, 0xbc0,
0, 5, /* M */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_tvd_top_clk, "bus-tvd-top", psi_ahb_hws,
0xbdc, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_tvd_clk, "bus-tvd", psi_ahb_hws,
0xbdc, BIT(1), 0);
static SUNXI_CCU_MP_DATA_WITH_MUX_GATE(ledc_clk, "ledc", ir_tx_ledc_parents, 0xbf0,
0, 4, /* M */
8, 2, /* P */
24, 1, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_ledc_clk, "bus-ledc", psi_ahb_hws,
0xbfc, BIT(0), 0);
static const struct clk_hw *csi_top_parents[] = {
&pll_periph0_2x_clk.common.hw,
&pll_video0_2x_clk.hw,
&pll_video1_2x_clk.hw,
};
static SUNXI_CCU_M_HW_WITH_MUX_GATE(csi_top_clk, "csi-top", csi_top_parents, 0xc04,
0, 4, /* M */
24, 3, /* mux */
BIT(31), /* gate */
0);
static const struct clk_parent_data csi_mclk_parents[] = {
{ .fw_name = "hosc" },
{ .hw = &pll_periph0_clk.hw },
{ .hw = &pll_video0_clk.hw },
{ .hw = &pll_video1_clk.hw },
{ .hw = &pll_audio1_div2_clk.common.hw },
{ .hw = &pll_audio1_div5_clk.common.hw },
};
static SUNXI_CCU_M_DATA_WITH_MUX_GATE(csi_mclk_clk, "csi-mclk", csi_mclk_parents, 0xc08,
0, 5, /* M */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_csi_clk, "bus-csi", psi_ahb_hws,
0xc1c, BIT(0), 0);
static const struct clk_parent_data tpadc_parents[] = {
{ .fw_name = "hosc" },
{ .hw = &pll_audio0_clk.hw },
};
static SUNXI_CCU_MUX_DATA_WITH_GATE(tpadc_clk, "tpadc", tpadc_parents, 0xc50,
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_tpadc_clk, "bus-tpadc", apb0_hws,
0xc5c, BIT(0), 0);
static SUNXI_CCU_GATE_HWS(bus_tzma_clk, "bus-tzma", apb0_hws,
0xc6c, BIT(0), 0);
static const struct clk_parent_data dsp_parents[] = {
{ .fw_name = "hosc" },
{ .fw_name = "losc" },
{ .fw_name = "iosc" },
{ .hw = &pll_periph0_2x_clk.common.hw },
{ .hw = &pll_audio1_div2_clk.common.hw },
};
static SUNXI_CCU_M_DATA_WITH_MUX_GATE(dsp_clk, "dsp", dsp_parents, 0xc70,
0, 5, /* M */
24, 3, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_GATE_HWS(bus_dsp_cfg_clk, "bus-dsp-cfg", psi_ahb_hws,
0xc7c, BIT(1), 0);
/*
* The RISC-V gate is not modelled - it is in a separate register (0xd04)
* and has a special key field. The clock is critical anyway.
*/
static const struct clk_parent_data riscv_parents[] = {
{ .fw_name = "hosc" },
{ .fw_name = "losc" },
{ .fw_name = "iosc" },
{ .hw = &pll_periph0_800M_clk.common.hw },
{ .hw = &pll_periph0_clk.hw },
{ .hw = &pll_cpux_clk.common.hw },
{ .hw = &pll_audio1_div2_clk.common.hw },
};
static SUNXI_CCU_M_DATA_WITH_MUX(riscv_clk, "riscv", riscv_parents, 0xd00,
0, 5, /* M */
24, 3, /* mux */
CLK_SET_RATE_PARENT | CLK_IS_CRITICAL);
/* The riscv-axi clk must be divided by at least 2. */
static struct clk_div_table riscv_axi_table[] = {
{ .val = 1, .div = 2 },
{ .val = 2, .div = 3 },
{ .val = 3, .div = 4 },
{ /* Sentinel */ }
};
static SUNXI_CCU_DIV_TABLE_HW(riscv_axi_clk, "riscv-axi", &riscv_clk.common.hw,
0xd00, 8, 2, riscv_axi_table, 0);
static SUNXI_CCU_GATE_HWS(bus_riscv_cfg_clk, "bus-riscv-cfg", psi_ahb_hws,
0xd0c, BIT(0), CLK_IS_CRITICAL);
static SUNXI_CCU_GATE_DATA(fanout_24M_clk, "fanout-24M", osc24M,
0xf30, BIT(0), 0);
static SUNXI_CCU_GATE_DATA_WITH_PREDIV(fanout_12M_clk, "fanout-12M", osc24M,
0xf30, BIT(1), 2, 0);
static SUNXI_CCU_GATE_HWS_WITH_PREDIV(fanout_16M_clk, "fanout-16M", pll_periph0_2x_hws,
0xf30, BIT(2), 75, 0);
static SUNXI_CCU_GATE_HWS_WITH_PREDIV(fanout_25M_clk, "fanout-25M", pll_periph0_hws,
0xf30, BIT(3), 24, 0);
static SUNXI_CCU_GATE_HWS_WITH_PREDIV(fanout_32k_clk, "fanout-32k", pll_periph0_2x_hws,
0xf30, BIT(4), 36621, 0);
/* This clock has a second divider that is not modelled and forced to 0. */
#define SUN20I_D1_FANOUT_27M_REG 0xf34
static const struct clk_hw *fanout_27M_parents[] = {
&pll_video0_clk.hw,
&pll_video1_clk.hw,
};
static SUNXI_CCU_M_HW_WITH_MUX_GATE(fanout_27M_clk, "fanout-27M", fanout_27M_parents, 0xf34,
0, 5, /* M */
24, 2, /* mux */
BIT(31), /* gate */
0);
static SUNXI_CCU_M_HWS_WITH_GATE(fanout_pclk_clk, "fanout-pclk", apb0_hws, 0xf38,
0, 5, /* M */
BIT(31), /* gate */
0);
static const struct clk_hw *fanout_parents[] = {
&fanout_32k_clk.common.hw,
&fanout_12M_clk.common.hw,
&fanout_16M_clk.common.hw,
&fanout_24M_clk.common.hw,
&fanout_25M_clk.common.hw,
&fanout_27M_clk.common.hw,
&fanout_pclk_clk.common.hw,
};
static SUNXI_CCU_MUX_HW_WITH_GATE(fanout0_clk, "fanout0", fanout_parents, 0xf3c,
0, 3, /* mux */
BIT(21), /* gate */
0);
static SUNXI_CCU_MUX_HW_WITH_GATE(fanout1_clk, "fanout1", fanout_parents, 0xf3c,
3, 3, /* mux */
BIT(22), /* gate */
0);
static SUNXI_CCU_MUX_HW_WITH_GATE(fanout2_clk, "fanout2", fanout_parents, 0xf3c,
6, 3, /* mux */
BIT(23), /* gate */
0);
static struct ccu_common *sun20i_d1_ccu_clks[] = {
&pll_cpux_clk.common,
&pll_ddr0_clk.common,
&pll_periph0_4x_clk.common,
&pll_periph0_2x_clk.common,
&pll_periph0_800M_clk.common,
&pll_video0_4x_clk.common,
&pll_video1_4x_clk.common,
&pll_ve_clk.common,
&pll_audio0_4x_clk.common,
&pll_audio1_clk.common,
&pll_audio1_div2_clk.common,
&pll_audio1_div5_clk.common,
&cpux_clk.common,
&cpux_axi_clk.common,
&cpux_apb_clk.common,
&psi_ahb_clk.common,
&apb0_clk.common,
&apb1_clk.common,
&de_clk.common,
&bus_de_clk.common,
&di_clk.common,
&bus_di_clk.common,
&g2d_clk.common,
&bus_g2d_clk.common,
&ce_clk.common,
&bus_ce_clk.common,
&ve_clk.common,
&bus_ve_clk.common,
&bus_dma_clk.common,
&bus_msgbox0_clk.common,
&bus_msgbox1_clk.common,
&bus_msgbox2_clk.common,
&bus_spinlock_clk.common,
&bus_hstimer_clk.common,
&avs_clk.common,
&bus_dbg_clk.common,
&bus_pwm_clk.common,
&bus_iommu_clk.common,
&dram_clk.common,
&mbus_dma_clk.common,
&mbus_ve_clk.common,
&mbus_ce_clk.common,
&mbus_tvin_clk.common,
&mbus_csi_clk.common,
&mbus_g2d_clk.common,
&mbus_riscv_clk.common,
&bus_dram_clk.common,
&mmc0_clk.common,
&mmc1_clk.common,
&mmc2_clk.common,
&bus_mmc0_clk.common,
&bus_mmc1_clk.common,
&bus_mmc2_clk.common,
&bus_uart0_clk.common,
&bus_uart1_clk.common,
&bus_uart2_clk.common,
&bus_uart3_clk.common,
&bus_uart4_clk.common,
&bus_uart5_clk.common,
&bus_i2c0_clk.common,
&bus_i2c1_clk.common,
&bus_i2c2_clk.common,
&bus_i2c3_clk.common,
&spi0_clk.common,
&spi1_clk.common,
&bus_spi0_clk.common,
&bus_spi1_clk.common,
&emac_25M_clk.common,
&bus_emac_clk.common,
&ir_tx_clk.common,
&bus_ir_tx_clk.common,
&bus_gpadc_clk.common,
&bus_ths_clk.common,
&i2s0_clk.common,
&i2s1_clk.common,
&i2s2_clk.common,
&i2s2_asrc_clk.common,
&bus_i2s0_clk.common,
&bus_i2s1_clk.common,
&bus_i2s2_clk.common,
&spdif_tx_clk.common,
&spdif_rx_clk.common,
&bus_spdif_clk.common,
&dmic_clk.common,
&bus_dmic_clk.common,
&audio_dac_clk.common,
&audio_adc_clk.common,
&bus_audio_clk.common,
&usb_ohci0_clk.common,
&usb_ohci1_clk.common,
&bus_ohci0_clk.common,
&bus_ohci1_clk.common,
&bus_ehci0_clk.common,
&bus_ehci1_clk.common,
&bus_otg_clk.common,
&bus_lradc_clk.common,
&bus_dpss_top_clk.common,
&hdmi_24M_clk.common,
&hdmi_cec_32k_clk.common,
&hdmi_cec_clk.common,
&bus_hdmi_clk.common,
&mipi_dsi_clk.common,
&bus_mipi_dsi_clk.common,
&tcon_lcd0_clk.common,
&bus_tcon_lcd0_clk.common,
&tcon_tv_clk.common,
&bus_tcon_tv_clk.common,
&tve_clk.common,
&bus_tve_top_clk.common,
&bus_tve_clk.common,
&tvd_clk.common,
&bus_tvd_top_clk.common,
&bus_tvd_clk.common,
&ledc_clk.common,
&bus_ledc_clk.common,
&csi_top_clk.common,
&csi_mclk_clk.common,
&bus_csi_clk.common,
&tpadc_clk.common,
&bus_tpadc_clk.common,
&bus_tzma_clk.common,
&dsp_clk.common,
&bus_dsp_cfg_clk.common,
&riscv_clk.common,
&riscv_axi_clk.common,
&bus_riscv_cfg_clk.common,
&fanout_24M_clk.common,
&fanout_12M_clk.common,
&fanout_16M_clk.common,
&fanout_25M_clk.common,
&fanout_32k_clk.common,
&fanout_27M_clk.common,
&fanout_pclk_clk.common,
&fanout0_clk.common,
&fanout1_clk.common,
&fanout2_clk.common,
};
static struct clk_hw_onecell_data sun20i_d1_hw_clks = {
.num = CLK_NUMBER,
.hws = {
[CLK_PLL_CPUX] = &pll_cpux_clk.common.hw,
[CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw,
[CLK_PLL_PERIPH0_4X] = &pll_periph0_4x_clk.common.hw,
[CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.common.hw,
[CLK_PLL_PERIPH0_800M] = &pll_periph0_800M_clk.common.hw,
[CLK_PLL_PERIPH0] = &pll_periph0_clk.hw,
[CLK_PLL_PERIPH0_DIV3] = &pll_periph0_div3_clk.hw,
[CLK_PLL_VIDEO0_4X] = &pll_video0_4x_clk.common.hw,
[CLK_PLL_VIDEO0_2X] = &pll_video0_2x_clk.hw,
[CLK_PLL_VIDEO0] = &pll_video0_clk.hw,
[CLK_PLL_VIDEO1_4X] = &pll_video1_4x_clk.common.hw,
[CLK_PLL_VIDEO1_2X] = &pll_video1_2x_clk.hw,
[CLK_PLL_VIDEO1] = &pll_video1_clk.hw,
[CLK_PLL_VE] = &pll_ve_clk.common.hw,
[CLK_PLL_AUDIO0_4X] = &pll_audio0_4x_clk.common.hw,
[CLK_PLL_AUDIO0_2X] = &pll_audio0_2x_clk.hw,
[CLK_PLL_AUDIO0] = &pll_audio0_clk.hw,
[CLK_PLL_AUDIO1] = &pll_audio1_clk.common.hw,
[CLK_PLL_AUDIO1_DIV2] = &pll_audio1_div2_clk.common.hw,
[CLK_PLL_AUDIO1_DIV5] = &pll_audio1_div5_clk.common.hw,
[CLK_CPUX] = &cpux_clk.common.hw,
[CLK_CPUX_AXI] = &cpux_axi_clk.common.hw,
[CLK_CPUX_APB] = &cpux_apb_clk.common.hw,
[CLK_PSI_AHB] = &psi_ahb_clk.common.hw,
[CLK_APB0] = &apb0_clk.common.hw,
[CLK_APB1] = &apb1_clk.common.hw,
[CLK_MBUS] = &mbus_clk.hw,
[CLK_DE] = &de_clk.common.hw,
[CLK_BUS_DE] = &bus_de_clk.common.hw,
[CLK_DI] = &di_clk.common.hw,
[CLK_BUS_DI] = &bus_di_clk.common.hw,
[CLK_G2D] = &g2d_clk.common.hw,
[CLK_BUS_G2D] = &bus_g2d_clk.common.hw,
[CLK_CE] = &ce_clk.common.hw,
[CLK_BUS_CE] = &bus_ce_clk.common.hw,
[CLK_VE] = &ve_clk.common.hw,
[CLK_BUS_VE] = &bus_ve_clk.common.hw,
[CLK_BUS_DMA] = &bus_dma_clk.common.hw,
[CLK_BUS_MSGBOX0] = &bus_msgbox0_clk.common.hw,
[CLK_BUS_MSGBOX1] = &bus_msgbox1_clk.common.hw,
[CLK_BUS_MSGBOX2] = &bus_msgbox2_clk.common.hw,
[CLK_BUS_SPINLOCK] = &bus_spinlock_clk.common.hw,
[CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
[CLK_AVS] = &avs_clk.common.hw,
[CLK_BUS_DBG] = &bus_dbg_clk.common.hw,
[CLK_BUS_PWM] = &bus_pwm_clk.common.hw,
[CLK_BUS_IOMMU] = &bus_iommu_clk.common.hw,
[CLK_DRAM] = &dram_clk.common.hw,
[CLK_MBUS_DMA] = &mbus_dma_clk.common.hw,
[CLK_MBUS_VE] = &mbus_ve_clk.common.hw,
[CLK_MBUS_CE] = &mbus_ce_clk.common.hw,
[CLK_MBUS_TVIN] = &mbus_tvin_clk.common.hw,
[CLK_MBUS_CSI] = &mbus_csi_clk.common.hw,
[CLK_MBUS_G2D] = &mbus_g2d_clk.common.hw,
[CLK_MBUS_RISCV] = &mbus_riscv_clk.common.hw,
[CLK_BUS_DRAM] = &bus_dram_clk.common.hw,
[CLK_MMC0] = &mmc0_clk.common.hw,
[CLK_MMC1] = &mmc1_clk.common.hw,
[CLK_MMC2] = &mmc2_clk.common.hw,
[CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw,
[CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw,
[CLK_BUS_MMC2] = &bus_mmc2_clk.common.hw,
[CLK_BUS_UART0] = &bus_uart0_clk.common.hw,
[CLK_BUS_UART1] = &bus_uart1_clk.common.hw,
[CLK_BUS_UART2] = &bus_uart2_clk.common.hw,
[CLK_BUS_UART3] = &bus_uart3_clk.common.hw,
[CLK_BUS_UART4] = &bus_uart4_clk.common.hw,
[CLK_BUS_UART5] = &bus_uart5_clk.common.hw,
[CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
[CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw,
[CLK_BUS_I2C2] = &bus_i2c2_clk.common.hw,
[CLK_BUS_I2C3] = &bus_i2c3_clk.common.hw,
[CLK_SPI0] = &spi0_clk.common.hw,
[CLK_SPI1] = &spi1_clk.common.hw,
[CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
[CLK_BUS_SPI1] = &bus_spi1_clk.common.hw,
[CLK_EMAC_25M] = &emac_25M_clk.common.hw,
[CLK_BUS_EMAC] = &bus_emac_clk.common.hw,
[CLK_IR_TX] = &ir_tx_clk.common.hw,
[CLK_BUS_IR_TX] = &bus_ir_tx_clk.common.hw,
[CLK_BUS_GPADC] = &bus_gpadc_clk.common.hw,
[CLK_BUS_THS] = &bus_ths_clk.common.hw,
[CLK_I2S0] = &i2s0_clk.common.hw,
[CLK_I2S1] = &i2s1_clk.common.hw,
[CLK_I2S2] = &i2s2_clk.common.hw,
[CLK_I2S2_ASRC] = &i2s2_asrc_clk.common.hw,
[CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw,
[CLK_BUS_I2S1] = &bus_i2s1_clk.common.hw,
[CLK_BUS_I2S2] = &bus_i2s2_clk.common.hw,
[CLK_SPDIF_TX] = &spdif_tx_clk.common.hw,
[CLK_SPDIF_RX] = &spdif_rx_clk.common.hw,
[CLK_BUS_SPDIF] = &bus_spdif_clk.common.hw,
[CLK_DMIC] = &dmic_clk.common.hw,
[CLK_BUS_DMIC] = &bus_dmic_clk.common.hw,
[CLK_AUDIO_DAC] = &audio_dac_clk.common.hw,
[CLK_AUDIO_ADC] = &audio_adc_clk.common.hw,
[CLK_BUS_AUDIO] = &bus_audio_clk.common.hw,
[CLK_USB_OHCI0] = &usb_ohci0_clk.common.hw,
[CLK_USB_OHCI1] = &usb_ohci1_clk.common.hw,
[CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw,
[CLK_BUS_OHCI1] = &bus_ohci1_clk.common.hw,
[CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw,
[CLK_BUS_EHCI1] = &bus_ehci1_clk.common.hw,
[CLK_BUS_OTG] = &bus_otg_clk.common.hw,
[CLK_BUS_LRADC] = &bus_lradc_clk.common.hw,
[CLK_BUS_DPSS_TOP] = &bus_dpss_top_clk.common.hw,
[CLK_HDMI_24M] = &hdmi_24M_clk.common.hw,
[CLK_HDMI_CEC_32K] = &hdmi_cec_32k_clk.common.hw,
[CLK_HDMI_CEC] = &hdmi_cec_clk.common.hw,
[CLK_BUS_HDMI] = &bus_hdmi_clk.common.hw,
[CLK_MIPI_DSI] = &mipi_dsi_clk.common.hw,
[CLK_BUS_MIPI_DSI] = &bus_mipi_dsi_clk.common.hw,
[CLK_TCON_LCD0] = &tcon_lcd0_clk.common.hw,
[CLK_BUS_TCON_LCD0] = &bus_tcon_lcd0_clk.common.hw,
[CLK_TCON_TV] = &tcon_tv_clk.common.hw,
[CLK_BUS_TCON_TV] = &bus_tcon_tv_clk.common.hw,
[CLK_TVE] = &tve_clk.common.hw,
[CLK_BUS_TVE_TOP] = &bus_tve_top_clk.common.hw,
[CLK_BUS_TVE] = &bus_tve_clk.common.hw,
[CLK_TVD] = &tvd_clk.common.hw,
[CLK_BUS_TVD_TOP] = &bus_tvd_top_clk.common.hw,
[CLK_BUS_TVD] = &bus_tvd_clk.common.hw,
[CLK_LEDC] = &ledc_clk.common.hw,
[CLK_BUS_LEDC] = &bus_ledc_clk.common.hw,
[CLK_CSI_TOP] = &csi_top_clk.common.hw,
[CLK_CSI_MCLK] = &csi_mclk_clk.common.hw,
[CLK_BUS_CSI] = &bus_csi_clk.common.hw,
[CLK_TPADC] = &tpadc_clk.common.hw,
[CLK_BUS_TPADC] = &bus_tpadc_clk.common.hw,
[CLK_BUS_TZMA] = &bus_tzma_clk.common.hw,
[CLK_DSP] = &dsp_clk.common.hw,
[CLK_BUS_DSP_CFG] = &bus_dsp_cfg_clk.common.hw,
[CLK_RISCV] = &riscv_clk.common.hw,
[CLK_RISCV_AXI] = &riscv_axi_clk.common.hw,
[CLK_BUS_RISCV_CFG] = &bus_riscv_cfg_clk.common.hw,
[CLK_FANOUT_24M] = &fanout_24M_clk.common.hw,
[CLK_FANOUT_12M] = &fanout_12M_clk.common.hw,
[CLK_FANOUT_16M] = &fanout_16M_clk.common.hw,
[CLK_FANOUT_25M] = &fanout_25M_clk.common.hw,
[CLK_FANOUT_32K] = &fanout_32k_clk.common.hw,
[CLK_FANOUT_27M] = &fanout_27M_clk.common.hw,
[CLK_FANOUT_PCLK] = &fanout_pclk_clk.common.hw,
[CLK_FANOUT0] = &fanout0_clk.common.hw,
[CLK_FANOUT1] = &fanout1_clk.common.hw,
[CLK_FANOUT2] = &fanout2_clk.common.hw,
},
};
static struct ccu_reset_map sun20i_d1_ccu_resets[] = {
[RST_MBUS] = { 0x540, BIT(30) },
[RST_BUS_DE] = { 0x60c, BIT(16) },
[RST_BUS_DI] = { 0x62c, BIT(16) },
[RST_BUS_G2D] = { 0x63c, BIT(16) },
[RST_BUS_CE] = { 0x68c, BIT(16) },
[RST_BUS_VE] = { 0x69c, BIT(16) },
[RST_BUS_DMA] = { 0x70c, BIT(16) },
[RST_BUS_MSGBOX0] = { 0x71c, BIT(16) },
[RST_BUS_MSGBOX1] = { 0x71c, BIT(17) },
[RST_BUS_MSGBOX2] = { 0x71c, BIT(18) },
[RST_BUS_SPINLOCK] = { 0x72c, BIT(16) },
[RST_BUS_HSTIMER] = { 0x73c, BIT(16) },
[RST_BUS_DBG] = { 0x78c, BIT(16) },
[RST_BUS_PWM] = { 0x7ac, BIT(16) },
[RST_BUS_DRAM] = { 0x80c, BIT(16) },
[RST_BUS_MMC0] = { 0x84c, BIT(16) },
[RST_BUS_MMC1] = { 0x84c, BIT(17) },
[RST_BUS_MMC2] = { 0x84c, BIT(18) },
[RST_BUS_UART0] = { 0x90c, BIT(16) },
[RST_BUS_UART1] = { 0x90c, BIT(17) },
[RST_BUS_UART2] = { 0x90c, BIT(18) },
[RST_BUS_UART3] = { 0x90c, BIT(19) },
[RST_BUS_UART4] = { 0x90c, BIT(20) },
[RST_BUS_UART5] = { 0x90c, BIT(21) },
[RST_BUS_I2C0] = { 0x91c, BIT(16) },
[RST_BUS_I2C1] = { 0x91c, BIT(17) },
[RST_BUS_I2C2] = { 0x91c, BIT(18) },
[RST_BUS_I2C3] = { 0x91c, BIT(19) },
[RST_BUS_SPI0] = { 0x96c, BIT(16) },
[RST_BUS_SPI1] = { 0x96c, BIT(17) },
[RST_BUS_EMAC] = { 0x97c, BIT(16) },
[RST_BUS_IR_TX] = { 0x9cc, BIT(16) },
[RST_BUS_GPADC] = { 0x9ec, BIT(16) },
[RST_BUS_THS] = { 0x9fc, BIT(16) },
[RST_BUS_I2S0] = { 0xa20, BIT(16) },
[RST_BUS_I2S1] = { 0xa20, BIT(17) },
[RST_BUS_I2S2] = { 0xa20, BIT(18) },
[RST_BUS_SPDIF] = { 0xa2c, BIT(16) },
[RST_BUS_DMIC] = { 0xa4c, BIT(16) },
[RST_BUS_AUDIO] = { 0xa5c, BIT(16) },
[RST_USB_PHY0] = { 0xa70, BIT(30) },
[RST_USB_PHY1] = { 0xa74, BIT(30) },
[RST_BUS_OHCI0] = { 0xa8c, BIT(16) },
[RST_BUS_OHCI1] = { 0xa8c, BIT(17) },
[RST_BUS_EHCI0] = { 0xa8c, BIT(20) },
[RST_BUS_EHCI1] = { 0xa8c, BIT(21) },
[RST_BUS_OTG] = { 0xa8c, BIT(24) },
[RST_BUS_LRADC] = { 0xa9c, BIT(16) },
[RST_BUS_DPSS_TOP] = { 0xabc, BIT(16) },
[RST_BUS_HDMI_MAIN] = { 0xb1c, BIT(16) },
[RST_BUS_HDMI_SUB] = { 0xb1c, BIT(17) },
[RST_BUS_MIPI_DSI] = { 0xb4c, BIT(16) },
[RST_BUS_TCON_LCD0] = { 0xb7c, BIT(16) },
[RST_BUS_TCON_TV] = { 0xb9c, BIT(16) },
[RST_BUS_LVDS0] = { 0xbac, BIT(16) },
[RST_BUS_TVE_TOP] = { 0xbbc, BIT(16) },
[RST_BUS_TVE] = { 0xbbc, BIT(17) },
[RST_BUS_TVD_TOP] = { 0xbdc, BIT(16) },
[RST_BUS_TVD] = { 0xbdc, BIT(17) },
[RST_BUS_LEDC] = { 0xbfc, BIT(16) },
[RST_BUS_CSI] = { 0xc1c, BIT(16) },
[RST_BUS_TPADC] = { 0xc5c, BIT(16) },
[RST_DSP] = { 0xc7c, BIT(16) },
[RST_BUS_DSP_CFG] = { 0xc7c, BIT(17) },
[RST_BUS_DSP_DBG] = { 0xc7c, BIT(18) },
[RST_BUS_RISCV_CFG] = { 0xd0c, BIT(16) },
};
static const struct sunxi_ccu_desc sun20i_d1_ccu_desc = {
.ccu_clks = sun20i_d1_ccu_clks,
.num_ccu_clks = ARRAY_SIZE(sun20i_d1_ccu_clks),
.hw_clks = &sun20i_d1_hw_clks,
.resets = sun20i_d1_ccu_resets,
.num_resets = ARRAY_SIZE(sun20i_d1_ccu_resets),
};
static const u32 pll_regs[] = {
SUN20I_D1_PLL_CPUX_REG,
SUN20I_D1_PLL_DDR0_REG,
SUN20I_D1_PLL_PERIPH0_REG,
SUN20I_D1_PLL_VIDEO0_REG,
SUN20I_D1_PLL_VIDEO1_REG,
SUN20I_D1_PLL_VE_REG,
SUN20I_D1_PLL_AUDIO0_REG,
SUN20I_D1_PLL_AUDIO1_REG,
};
static const u32 pll_video_regs[] = {
SUN20I_D1_PLL_VIDEO0_REG,
SUN20I_D1_PLL_VIDEO1_REG,
};
static struct ccu_mux_nb sun20i_d1_riscv_nb = {
.common = &riscv_clk.common,
.cm = &riscv_clk.mux,
.delay_us = 1,
.bypass_index = 4, /* index of pll-periph0 */
};
static int sun20i_d1_ccu_probe(struct platform_device *pdev)
{
void __iomem *reg;
u32 val;
int i, ret;
reg = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(reg))
return PTR_ERR(reg);
/* Enable the enable, LDO, and lock bits on all PLLs. */
for (i = 0; i < ARRAY_SIZE(pll_regs); i++) {
val = readl(reg + pll_regs[i]);
val |= BIT(31) | BIT(30) | BIT(29);
writel(val, reg + pll_regs[i]);
}
/* Force PLL_CPUX factor M to 0. */
val = readl(reg + SUN20I_D1_PLL_CPUX_REG);
val &= ~GENMASK(1, 0);
writel(val, reg + SUN20I_D1_PLL_CPUX_REG);
/*
* Force the output divider of video PLLs to 0.
*
* See the comment before pll-video0 definition for the reason.
*/
for (i = 0; i < ARRAY_SIZE(pll_video_regs); i++) {
val = readl(reg + pll_video_regs[i]);
val &= ~BIT(0);
writel(val, reg + pll_video_regs[i]);
}
/* Enforce m1 = 0, m0 = 0 for PLL_AUDIO0 */
val = readl(reg + SUN20I_D1_PLL_AUDIO0_REG);
val &= ~BIT(1) | BIT(0);
writel(val, reg + SUN20I_D1_PLL_AUDIO0_REG);
/* Force fanout-27M factor N to 0. */
val = readl(reg + SUN20I_D1_FANOUT_27M_REG);
val &= ~GENMASK(9, 8);
writel(val, reg + SUN20I_D1_FANOUT_27M_REG);
ret = devm_sunxi_ccu_probe(&pdev->dev, reg, &sun20i_d1_ccu_desc);
if (ret)
return ret;
/* Reparent CPU during PLL CPUX rate changes */
ccu_mux_notifier_register(pll_cpux_clk.common.hw.clk,
&sun20i_d1_riscv_nb);
return 0;
}
static const struct of_device_id sun20i_d1_ccu_ids[] = {
{ .compatible = "allwinner,sun20i-d1-ccu" },
{ }
};
static struct platform_driver sun20i_d1_ccu_driver = {
.probe = sun20i_d1_ccu_probe,
.driver = {
.name = "sun20i-d1-ccu",
.suppress_bind_attrs = true,
.of_match_table = sun20i_d1_ccu_ids,
},
};
module_platform_driver(sun20i_d1_ccu_driver);
MODULE_IMPORT_NS(SUNXI_CCU);
MODULE_LICENSE("GPL");