| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Maxime Ripard | 5209 | 92.80% | 3 | 18.75% |
| Chen-Yu Tsai | 240 | 4.28% | 6 | 37.50% |
| Samuel Holland | 96 | 1.71% | 1 | 6.25% |
| Icenowy Zheng | 62 | 1.10% | 3 | 18.75% |
| Stephen Boyd | 3 | 0.05% | 1 | 6.25% |
| Thomas Gleixner | 2 | 0.04% | 1 | 6.25% |
| Mylène Josserand | 1 | 0.02% | 1 | 6.25% |
| Total | 5613 | 16 |
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016 Maxime Ripard. All rights reserved. */ #include <linux/clk-provider.h> #include <linux/io.h> #include <linux/module.h> #include <linux/platform_device.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_phase.h" #include "ccu-sun8i-a23-a33.h" static struct ccu_nkmp pll_cpux_clk = { .enable = BIT(31), .lock = BIT(28), .n = _SUNXI_CCU_MULT(8, 5), .k = _SUNXI_CCU_MULT(4, 2), .m = _SUNXI_CCU_DIV(0, 2), .p = _SUNXI_CCU_DIV_MAX(16, 2, 4), .common = { .reg = 0x000, .hw.init = CLK_HW_INIT("pll-cpux", "osc24M", &ccu_nkmp_ops, 0), }, }; /* * The Audio PLL is supposed to have 4 outputs: 3 fixed factors from * the base (2x, 4x and 8x), and one variable divider (the one true * pll audio). * * With sigma-delta modulation for fractional-N on the audio PLL, * we have to use specific dividers. This means the variable divider * can no longer be used, as the audio codec requests the exact clock * rates we support through this mechanism. So we now hard code the * variable divider to 1. This means the clock rates will no longer * match the clock names. */ #define SUN8I_A33_PLL_AUDIO_REG 0x008 static struct ccu_sdm_setting pll_audio_sdm_table[] = { { .rate = 22579200, .pattern = 0xc0010d84, .m = 8, .n = 7 }, { .rate = 24576000, .pattern = 0xc000ac02, .m = 14, .n = 14 }, }; static SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(pll_audio_base_clk, "pll-audio-base", "osc24M", 0x008, 8, 7, /* N */ 0, 5, /* M */ pll_audio_sdm_table, BIT(24), 0x284, BIT(31), BIT(31), /* gate */ BIT(28), /* lock */ CLK_SET_RATE_UNGATE); static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video", "osc24M", 0x010, 8, 7, /* N */ 0, 4, /* M */ BIT(24), /* frac enable */ BIT(25), /* frac select */ 270000000, /* frac rate 0 */ 297000000, /* frac rate 1 */ BIT(31), /* gate */ BIT(28), /* lock */ CLK_SET_RATE_UNGATE); static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve", "osc24M", 0x018, 8, 7, /* N */ 0, 4, /* M */ BIT(24), /* frac enable */ BIT(25), /* frac select */ 270000000, /* frac rate 0 */ 297000000, /* frac rate 1 */ BIT(31), /* gate */ BIT(28), /* lock */ CLK_SET_RATE_UNGATE); static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr0_clk, "pll-ddr0", "osc24M", 0x020, 8, 5, /* N */ 4, 2, /* K */ 0, 2, /* M */ BIT(31), /* gate */ BIT(28), /* lock */ 0); static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph_clk, "pll-periph", "osc24M", 0x028, 8, 5, /* N */ 4, 2, /* K */ BIT(31), /* gate */ BIT(28), /* lock */ 2, /* post-div */ CLK_SET_RATE_UNGATE); static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_gpu_clk, "pll-gpu", "osc24M", 0x038, 8, 7, /* N */ 0, 4, /* M */ BIT(24), /* frac enable */ BIT(25), /* frac select */ 270000000, /* frac rate 0 */ 297000000, /* frac rate 1 */ BIT(31), /* gate */ BIT(28), /* lock */ CLK_SET_RATE_UNGATE); /* * The MIPI PLL has 2 modes: "MIPI" and "HDMI". * * The MIPI mode is a standard NKM-style clock. The HDMI mode is an * integer / fractional clock with switchable multipliers and dividers. * This is not supported here. We hardcode the PLL to MIPI mode. */ #define SUN8I_A33_PLL_MIPI_REG 0x040 static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_mipi_clk, "pll-mipi", "pll-video", 0x040, 8, 4, /* N */ 4, 2, /* K */ 0, 4, /* M */ BIT(31) | BIT(23) | BIT(22), /* gate */ BIT(28), /* lock */ CLK_SET_RATE_UNGATE); static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_hsic_clk, "pll-hsic", "osc24M", 0x044, 8, 7, /* N */ 0, 4, /* M */ BIT(24), /* frac enable */ BIT(25), /* frac select */ 270000000, /* frac rate 0 */ 297000000, /* frac rate 1 */ BIT(31), /* gate */ BIT(28), /* lock */ CLK_SET_RATE_UNGATE); static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_de_clk, "pll-de", "osc24M", 0x048, 8, 7, /* N */ 0, 4, /* M */ BIT(24), /* frac enable */ BIT(25), /* frac select */ 270000000, /* frac rate 0 */ 297000000, /* frac rate 1 */ BIT(31), /* gate */ BIT(28), /* lock */ CLK_SET_RATE_UNGATE); static struct ccu_mult pll_ddr1_clk = { .enable = BIT(31), .lock = BIT(28), .mult = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 6, 0, 12, 0), .common = { .reg = 0x04c, .hw.init = CLK_HW_INIT("pll-ddr1", "osc24M", &ccu_mult_ops, CLK_SET_RATE_UNGATE), }, }; static const char * const cpux_parents[] = { "osc32k", "osc24M", "pll-cpux" , "pll-cpux" }; static SUNXI_CCU_MUX(cpux_clk, "cpux", cpux_parents, 0x050, 16, 2, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT); static SUNXI_CCU_M(axi_clk, "axi", "cpux", 0x050, 0, 2, 0); static const char * const ahb1_parents[] = { "osc32k", "osc24M", "axi" , "pll-periph" }; static const struct ccu_mux_var_prediv ahb1_predivs[] = { { .index = 3, .shift = 6, .width = 2 }, }; static struct ccu_div ahb1_clk = { .div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO), .mux = { .shift = 12, .width = 2, .var_predivs = ahb1_predivs, .n_var_predivs = ARRAY_SIZE(ahb1_predivs), }, .common = { .reg = 0x054, .features = CCU_FEATURE_VARIABLE_PREDIV, .hw.init = CLK_HW_INIT_PARENTS("ahb1", ahb1_parents, &ccu_div_ops, 0), }, }; static struct clk_div_table apb1_div_table[] = { { .val = 0, .div = 2 }, { .val = 1, .div = 2 }, { .val = 2, .div = 4 }, { .val = 3, .div = 8 }, { /* Sentinel */ }, }; static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1", 0x054, 8, 2, apb1_div_table, 0); static const char * const apb2_parents[] = { "osc32k", "osc24M", "pll-periph" , "pll-periph" }; static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058, 0, 5, /* M */ 16, 2, /* P */ 24, 2, /* mux */ 0); static SUNXI_CCU_GATE(bus_mipi_dsi_clk, "bus-mipi-dsi", "ahb1", 0x060, BIT(1), 0); static SUNXI_CCU_GATE(bus_ss_clk, "bus-ss", "ahb1", 0x060, BIT(5), 0); static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb1", 0x060, BIT(6), 0); static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb1", 0x060, BIT(8), 0); static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb1", 0x060, BIT(9), 0); static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb1", 0x060, BIT(10), 0); static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb1", 0x060, BIT(13), 0); static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb1", 0x060, BIT(14), 0); static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb1", 0x060, BIT(19), 0); static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb1", 0x060, BIT(20), 0); static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb1", 0x060, BIT(21), 0); static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb1", 0x060, BIT(24), 0); static SUNXI_CCU_GATE(bus_ehci_clk, "bus-ehci", "ahb1", 0x060, BIT(26), 0); static SUNXI_CCU_GATE(bus_ohci_clk, "bus-ohci", "ahb1", 0x060, BIT(29), 0); static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb1", 0x064, BIT(0), 0); static SUNXI_CCU_GATE(bus_lcd_clk, "bus-lcd", "ahb1", 0x064, BIT(4), 0); static SUNXI_CCU_GATE(bus_csi_clk, "bus-csi", "ahb1", 0x064, BIT(8), 0); static SUNXI_CCU_GATE(bus_de_be_clk, "bus-de-be", "ahb1", 0x064, BIT(12), 0); static SUNXI_CCU_GATE(bus_de_fe_clk, "bus-de-fe", "ahb1", 0x064, BIT(14), 0); static SUNXI_CCU_GATE(bus_gpu_clk, "bus-gpu", "ahb1", 0x064, BIT(20), 0); static SUNXI_CCU_GATE(bus_msgbox_clk, "bus-msgbox", "ahb1", 0x064, BIT(21), 0); static SUNXI_CCU_GATE(bus_spinlock_clk, "bus-spinlock", "ahb1", 0x064, BIT(22), 0); static SUNXI_CCU_GATE(bus_drc_clk, "bus-drc", "ahb1", 0x064, BIT(25), 0); static SUNXI_CCU_GATE(bus_sat_clk, "bus-sat", "ahb1", 0x064, BIT(26), 0); static SUNXI_CCU_GATE(bus_codec_clk, "bus-codec", "apb1", 0x068, BIT(0), 0); static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb1", 0x068, BIT(5), 0); static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1", 0x068, BIT(12), 0); static SUNXI_CCU_GATE(bus_i2s1_clk, "bus-i2s1", "apb1", 0x068, BIT(13), 0); static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2", 0x06c, BIT(0), 0); static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2", 0x06c, BIT(1), 0); static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb2", 0x06c, BIT(2), 0); static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2", 0x06c, BIT(16), 0); static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2", 0x06c, BIT(17), 0); static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2", 0x06c, BIT(18), 0); static SUNXI_CCU_GATE(bus_uart3_clk, "bus-uart3", "apb2", 0x06c, BIT(19), 0); static SUNXI_CCU_GATE(bus_uart4_clk, "bus-uart4", "apb2", 0x06c, BIT(20), 0); static const char * const mod0_default_parents[] = { "osc24M", "pll-periph" }; static SUNXI_CCU_MP_WITH_MUX_GATE(nand_clk, "nand", mod0_default_parents, 0x080, 0, 4, /* M */ 16, 2, /* P */ 24, 2, /* mux */ BIT(31), /* gate */ 0); static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088, 0, 4, /* M */ 16, 2, /* P */ 24, 2, /* mux */ BIT(31), /* gate */ 0); static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0_sample", "mmc0", 0x088, 20, 3, 0); static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0_output", "mmc0", 0x088, 8, 3, 0); static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c, 0, 4, /* M */ 16, 2, /* P */ 24, 2, /* mux */ BIT(31), /* gate */ 0); static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1_sample", "mmc1", 0x08c, 20, 3, 0); static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1_output", "mmc1", 0x08c, 8, 3, 0); static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 0x090, 0, 4, /* M */ 16, 2, /* P */ 24, 2, /* mux */ BIT(31), /* gate */ 0); static SUNXI_CCU_PHASE(mmc2_sample_clk, "mmc2_sample", "mmc2", 0x090, 20, 3, 0); static SUNXI_CCU_PHASE(mmc2_output_clk, "mmc2_output", "mmc2", 0x090, 8, 3, 0); static SUNXI_CCU_MP_WITH_MUX_GATE(ss_clk, "ss", mod0_default_parents, 0x09c, 0, 4, /* M */ 16, 2, /* P */ 24, 2, /* mux */ BIT(31), /* gate */ 0); static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0, 0, 4, /* M */ 16, 2, /* P */ 24, 2, /* mux */ BIT(31), /* gate */ 0); static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents, 0x0a4, 0, 4, /* M */ 16, 2, /* P */ 24, 2, /* mux */ BIT(31), /* gate */ 0); static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x", "pll-audio-2x", "pll-audio" }; static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents, 0x0b0, 16, 2, BIT(31), CLK_SET_RATE_PARENT); static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents, 0x0b4, 16, 2, BIT(31), CLK_SET_RATE_PARENT); /* TODO: the parent for most of the USB clocks is not known */ static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M", 0x0cc, BIT(8), 0); static SUNXI_CCU_GATE(usb_phy1_clk, "usb-phy1", "osc24M", 0x0cc, BIT(9), 0); static SUNXI_CCU_GATE(usb_hsic_clk, "usb-hsic", "pll-hsic", 0x0cc, BIT(10), 0); static SUNXI_CCU_GATE(usb_hsic_12M_clk, "usb-hsic-12M", "osc24M", 0x0cc, BIT(11), 0); static SUNXI_CCU_GATE(usb_ohci_clk, "usb-ohci", "osc24M", 0x0cc, BIT(16), 0); static SUNXI_CCU_M(dram_clk, "dram", "pll-ddr", 0x0f4, 0, 4, CLK_IS_CRITICAL); static const char * const pll_ddr_parents[] = { "pll-ddr0", "pll-ddr1" }; static SUNXI_CCU_MUX(pll_ddr_clk, "pll-ddr", pll_ddr_parents, 0x0f8, 16, 1, 0); static SUNXI_CCU_GATE(dram_ve_clk, "dram-ve", "dram", 0x100, BIT(0), 0); static SUNXI_CCU_GATE(dram_csi_clk, "dram-csi", "dram", 0x100, BIT(1), 0); static SUNXI_CCU_GATE(dram_drc_clk, "dram-drc", "dram", 0x100, BIT(16), 0); static SUNXI_CCU_GATE(dram_de_fe_clk, "dram-de-fe", "dram", 0x100, BIT(24), 0); static SUNXI_CCU_GATE(dram_de_be_clk, "dram-de-be", "dram", 0x100, BIT(26), 0); static const char * const de_parents[] = { "pll-video", "pll-periph-2x", "pll-gpu", "pll-de" }; static const u8 de_table[] = { 0, 2, 3, 5 }; static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_be_clk, "de-be", de_parents, de_table, 0x104, 0, 4, 24, 3, BIT(31), 0); static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_fe_clk, "de-fe", de_parents, de_table, 0x10c, 0, 4, 24, 3, BIT(31), 0); static const char * const lcd_ch0_parents[] = { "pll-video", "pll-video-2x", "pll-mipi" }; static const u8 lcd_ch0_table[] = { 0, 2, 4 }; static SUNXI_CCU_MUX_TABLE_WITH_GATE(lcd_ch0_clk, "lcd-ch0", lcd_ch0_parents, lcd_ch0_table, 0x118, 24, 3, BIT(31), CLK_SET_RATE_PARENT); static const char * const lcd_ch1_parents[] = { "pll-video", "pll-video-2x" }; static const u8 lcd_ch1_table[] = { 0, 2 }; static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(lcd_ch1_clk, "lcd-ch1", lcd_ch1_parents, lcd_ch1_table, 0x12c, 0, 4, 24, 2, BIT(31), 0); static const char * const csi_sclk_parents[] = { "pll-video", "pll-de", "pll-mipi", "pll-ve" }; static const u8 csi_sclk_table[] = { 0, 3, 4, 5 }; static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_sclk_clk, "csi-sclk", csi_sclk_parents, csi_sclk_table, 0x134, 16, 4, 24, 3, BIT(31), 0); static const char * const csi_mclk_parents[] = { "pll-video", "pll-de", "osc24M" }; static const u8 csi_mclk_table[] = { 0, 3, 5 }; static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_mclk_clk, "csi-mclk", csi_mclk_parents, csi_mclk_table, 0x134, 0, 5, 8, 3, BIT(15), 0); static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve", 0x13c, 16, 3, BIT(31), CLK_SET_RATE_PARENT); static SUNXI_CCU_GATE(ac_dig_clk, "ac-dig", "pll-audio", 0x140, BIT(31), CLK_SET_RATE_PARENT); static SUNXI_CCU_GATE(ac_dig_4x_clk, "ac-dig-4x", "pll-audio-4x", 0x140, BIT(30), CLK_SET_RATE_PARENT); static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M", 0x144, BIT(31), 0); static const char * const mbus_parents[] = { "osc24M", "pll-periph-2x", "pll-ddr0", "pll-ddr1" }; static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents, 0x15c, 0, 3, 24, 2, BIT(31), CLK_IS_CRITICAL); static const char * const dsi_sclk_parents[] = { "pll-video", "pll-video-2x" }; static const u8 dsi_sclk_table[] = { 0, 2 }; static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_sclk_clk, "dsi-sclk", dsi_sclk_parents, dsi_sclk_table, 0x168, 16, 4, 24, 2, BIT(31), 0); static const char * const dsi_dphy_parents[] = { "pll-video", "pll-periph" }; static const u8 dsi_dphy_table[] = { 0, 2 }; static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_dphy_clk, "dsi-dphy", dsi_dphy_parents, dsi_dphy_table, 0x168, 0, 4, 8, 2, BIT(15), 0); static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(drc_clk, "drc", de_parents, de_table, 0x180, 0, 4, 24, 3, BIT(31), 0); static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu", 0x1a0, 0, 3, BIT(31), CLK_SET_RATE_PARENT); static const char * const ats_parents[] = { "osc24M", "pll-periph" }; static SUNXI_CCU_M_WITH_MUX_GATE(ats_clk, "ats", ats_parents, 0x1b0, 0, 3, 24, 2, BIT(31), 0); static struct ccu_common *sun8i_a33_ccu_clks[] = { &pll_cpux_clk.common, &pll_audio_base_clk.common, &pll_video_clk.common, &pll_ve_clk.common, &pll_ddr0_clk.common, &pll_periph_clk.common, &pll_gpu_clk.common, &pll_mipi_clk.common, &pll_hsic_clk.common, &pll_de_clk.common, &pll_ddr1_clk.common, &pll_ddr_clk.common, &cpux_clk.common, &axi_clk.common, &ahb1_clk.common, &apb1_clk.common, &apb2_clk.common, &bus_mipi_dsi_clk.common, &bus_ss_clk.common, &bus_dma_clk.common, &bus_mmc0_clk.common, &bus_mmc1_clk.common, &bus_mmc2_clk.common, &bus_nand_clk.common, &bus_dram_clk.common, &bus_hstimer_clk.common, &bus_spi0_clk.common, &bus_spi1_clk.common, &bus_otg_clk.common, &bus_ehci_clk.common, &bus_ohci_clk.common, &bus_ve_clk.common, &bus_lcd_clk.common, &bus_csi_clk.common, &bus_de_fe_clk.common, &bus_de_be_clk.common, &bus_gpu_clk.common, &bus_msgbox_clk.common, &bus_spinlock_clk.common, &bus_drc_clk.common, &bus_sat_clk.common, &bus_codec_clk.common, &bus_pio_clk.common, &bus_i2s0_clk.common, &bus_i2s1_clk.common, &bus_i2c0_clk.common, &bus_i2c1_clk.common, &bus_i2c2_clk.common, &bus_uart0_clk.common, &bus_uart1_clk.common, &bus_uart2_clk.common, &bus_uart3_clk.common, &bus_uart4_clk.common, &nand_clk.common, &mmc0_clk.common, &mmc0_sample_clk.common, &mmc0_output_clk.common, &mmc1_clk.common, &mmc1_sample_clk.common, &mmc1_output_clk.common, &mmc2_clk.common, &mmc2_sample_clk.common, &mmc2_output_clk.common, &ss_clk.common, &spi0_clk.common, &spi1_clk.common, &i2s0_clk.common, &i2s1_clk.common, &usb_phy0_clk.common, &usb_phy1_clk.common, &usb_hsic_clk.common, &usb_hsic_12M_clk.common, &usb_ohci_clk.common, &dram_clk.common, &dram_ve_clk.common, &dram_csi_clk.common, &dram_drc_clk.common, &dram_de_fe_clk.common, &dram_de_be_clk.common, &de_be_clk.common, &de_fe_clk.common, &lcd_ch0_clk.common, &lcd_ch1_clk.common, &csi_sclk_clk.common, &csi_mclk_clk.common, &ve_clk.common, &ac_dig_clk.common, &ac_dig_4x_clk.common, &avs_clk.common, &mbus_clk.common, &dsi_sclk_clk.common, &dsi_dphy_clk.common, &drc_clk.common, &gpu_clk.common, &ats_clk.common, }; static const struct clk_hw *clk_parent_pll_audio[] = { &pll_audio_base_clk.common.hw }; /* We hardcode the divider to 1 for now */ static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio", clk_parent_pll_audio, 1, 1, CLK_SET_RATE_PARENT); static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x", clk_parent_pll_audio, 2, 1, CLK_SET_RATE_PARENT); static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x", clk_parent_pll_audio, 1, 1, CLK_SET_RATE_PARENT); static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x", clk_parent_pll_audio, 1, 2, CLK_SET_RATE_PARENT); static CLK_FIXED_FACTOR_HW(pll_periph_2x_clk, "pll-periph-2x", &pll_periph_clk.common.hw, 1, 2, 0); static CLK_FIXED_FACTOR_HW(pll_video_2x_clk, "pll-video-2x", &pll_video_clk.common.hw, 1, 2, 0); static struct clk_hw_onecell_data sun8i_a33_hw_clks = { .hws = { [CLK_PLL_CPUX] = &pll_cpux_clk.common.hw, [CLK_PLL_AUDIO_BASE] = &pll_audio_base_clk.common.hw, [CLK_PLL_AUDIO] = &pll_audio_clk.hw, [CLK_PLL_AUDIO_2X] = &pll_audio_2x_clk.hw, [CLK_PLL_AUDIO_4X] = &pll_audio_4x_clk.hw, [CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw, [CLK_PLL_VIDEO] = &pll_video_clk.common.hw, [CLK_PLL_VIDEO_2X] = &pll_video_2x_clk.hw, [CLK_PLL_VE] = &pll_ve_clk.common.hw, [CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw, [CLK_PLL_PERIPH] = &pll_periph_clk.common.hw, [CLK_PLL_PERIPH_2X] = &pll_periph_2x_clk.hw, [CLK_PLL_GPU] = &pll_gpu_clk.common.hw, [CLK_PLL_MIPI] = &pll_mipi_clk.common.hw, [CLK_PLL_HSIC] = &pll_hsic_clk.common.hw, [CLK_PLL_DE] = &pll_de_clk.common.hw, [CLK_PLL_DDR1] = &pll_ddr1_clk.common.hw, [CLK_PLL_DDR] = &pll_ddr_clk.common.hw, [CLK_CPUX] = &cpux_clk.common.hw, [CLK_AXI] = &axi_clk.common.hw, [CLK_AHB1] = &ahb1_clk.common.hw, [CLK_APB1] = &apb1_clk.common.hw, [CLK_APB2] = &apb2_clk.common.hw, [CLK_BUS_MIPI_DSI] = &bus_mipi_dsi_clk.common.hw, [CLK_BUS_SS] = &bus_ss_clk.common.hw, [CLK_BUS_DMA] = &bus_dma_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_NAND] = &bus_nand_clk.common.hw, [CLK_BUS_DRAM] = &bus_dram_clk.common.hw, [CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw, [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw, [CLK_BUS_SPI1] = &bus_spi1_clk.common.hw, [CLK_BUS_OTG] = &bus_otg_clk.common.hw, [CLK_BUS_EHCI] = &bus_ehci_clk.common.hw, [CLK_BUS_OHCI] = &bus_ohci_clk.common.hw, [CLK_BUS_VE] = &bus_ve_clk.common.hw, [CLK_BUS_LCD] = &bus_lcd_clk.common.hw, [CLK_BUS_CSI] = &bus_csi_clk.common.hw, [CLK_BUS_DE_BE] = &bus_de_be_clk.common.hw, [CLK_BUS_DE_FE] = &bus_de_fe_clk.common.hw, [CLK_BUS_GPU] = &bus_gpu_clk.common.hw, [CLK_BUS_MSGBOX] = &bus_msgbox_clk.common.hw, [CLK_BUS_SPINLOCK] = &bus_spinlock_clk.common.hw, [CLK_BUS_DRC] = &bus_drc_clk.common.hw, [CLK_BUS_SAT] = &bus_sat_clk.common.hw, [CLK_BUS_CODEC] = &bus_codec_clk.common.hw, [CLK_BUS_PIO] = &bus_pio_clk.common.hw, [CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw, [CLK_BUS_I2S1] = &bus_i2s1_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_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_NAND] = &nand_clk.common.hw, [CLK_MMC0] = &mmc0_clk.common.hw, [CLK_MMC0_SAMPLE] = &mmc0_sample_clk.common.hw, [CLK_MMC0_OUTPUT] = &mmc0_output_clk.common.hw, [CLK_MMC1] = &mmc1_clk.common.hw, [CLK_MMC1_SAMPLE] = &mmc1_sample_clk.common.hw, [CLK_MMC1_OUTPUT] = &mmc1_output_clk.common.hw, [CLK_MMC2] = &mmc2_clk.common.hw, [CLK_MMC2_SAMPLE] = &mmc2_sample_clk.common.hw, [CLK_MMC2_OUTPUT] = &mmc2_output_clk.common.hw, [CLK_SS] = &ss_clk.common.hw, [CLK_SPI0] = &spi0_clk.common.hw, [CLK_SPI1] = &spi1_clk.common.hw, [CLK_I2S0] = &i2s0_clk.common.hw, [CLK_I2S1] = &i2s1_clk.common.hw, [CLK_USB_PHY0] = &usb_phy0_clk.common.hw, [CLK_USB_PHY1] = &usb_phy1_clk.common.hw, [CLK_USB_HSIC] = &usb_hsic_clk.common.hw, [CLK_USB_HSIC_12M] = &usb_hsic_12M_clk.common.hw, [CLK_USB_OHCI] = &usb_ohci_clk.common.hw, [CLK_DRAM] = &dram_clk.common.hw, [CLK_DRAM_VE] = &dram_ve_clk.common.hw, [CLK_DRAM_CSI] = &dram_csi_clk.common.hw, [CLK_DRAM_DRC] = &dram_drc_clk.common.hw, [CLK_DRAM_DE_FE] = &dram_de_fe_clk.common.hw, [CLK_DRAM_DE_BE] = &dram_de_be_clk.common.hw, [CLK_DE_BE] = &de_be_clk.common.hw, [CLK_DE_FE] = &de_fe_clk.common.hw, [CLK_LCD_CH0] = &lcd_ch0_clk.common.hw, [CLK_LCD_CH1] = &lcd_ch1_clk.common.hw, [CLK_CSI_SCLK] = &csi_sclk_clk.common.hw, [CLK_CSI_MCLK] = &csi_mclk_clk.common.hw, [CLK_VE] = &ve_clk.common.hw, [CLK_AC_DIG] = &ac_dig_clk.common.hw, [CLK_AC_DIG_4X] = &ac_dig_4x_clk.common.hw, [CLK_AVS] = &avs_clk.common.hw, [CLK_MBUS] = &mbus_clk.common.hw, [CLK_DSI_SCLK] = &dsi_sclk_clk.common.hw, [CLK_DSI_DPHY] = &dsi_dphy_clk.common.hw, [CLK_DRC] = &drc_clk.common.hw, [CLK_GPU] = &gpu_clk.common.hw, [CLK_ATS] = &ats_clk.common.hw, }, .num = CLK_NUMBER, }; static struct ccu_reset_map sun8i_a33_ccu_resets[] = { [RST_USB_PHY0] = { 0x0cc, BIT(0) }, [RST_USB_PHY1] = { 0x0cc, BIT(1) }, [RST_USB_HSIC] = { 0x0cc, BIT(2) }, [RST_MBUS] = { 0x0fc, BIT(31) }, [RST_BUS_MIPI_DSI] = { 0x2c0, BIT(1) }, [RST_BUS_SS] = { 0x2c0, BIT(5) }, [RST_BUS_DMA] = { 0x2c0, BIT(6) }, [RST_BUS_MMC0] = { 0x2c0, BIT(8) }, [RST_BUS_MMC1] = { 0x2c0, BIT(9) }, [RST_BUS_MMC2] = { 0x2c0, BIT(10) }, [RST_BUS_NAND] = { 0x2c0, BIT(13) }, [RST_BUS_DRAM] = { 0x2c0, BIT(14) }, [RST_BUS_HSTIMER] = { 0x2c0, BIT(19) }, [RST_BUS_SPI0] = { 0x2c0, BIT(20) }, [RST_BUS_SPI1] = { 0x2c0, BIT(21) }, [RST_BUS_OTG] = { 0x2c0, BIT(24) }, [RST_BUS_EHCI] = { 0x2c0, BIT(26) }, [RST_BUS_OHCI] = { 0x2c0, BIT(29) }, [RST_BUS_VE] = { 0x2c4, BIT(0) }, [RST_BUS_LCD] = { 0x2c4, BIT(4) }, [RST_BUS_CSI] = { 0x2c4, BIT(8) }, [RST_BUS_DE_BE] = { 0x2c4, BIT(12) }, [RST_BUS_DE_FE] = { 0x2c4, BIT(14) }, [RST_BUS_GPU] = { 0x2c4, BIT(20) }, [RST_BUS_MSGBOX] = { 0x2c4, BIT(21) }, [RST_BUS_SPINLOCK] = { 0x2c4, BIT(22) }, [RST_BUS_DRC] = { 0x2c4, BIT(25) }, [RST_BUS_SAT] = { 0x2c4, BIT(26) }, [RST_BUS_LVDS] = { 0x2c8, BIT(0) }, [RST_BUS_CODEC] = { 0x2d0, BIT(0) }, [RST_BUS_I2S0] = { 0x2d0, BIT(12) }, [RST_BUS_I2S1] = { 0x2d0, BIT(13) }, [RST_BUS_I2C0] = { 0x2d8, BIT(0) }, [RST_BUS_I2C1] = { 0x2d8, BIT(1) }, [RST_BUS_I2C2] = { 0x2d8, BIT(2) }, [RST_BUS_UART0] = { 0x2d8, BIT(16) }, [RST_BUS_UART1] = { 0x2d8, BIT(17) }, [RST_BUS_UART2] = { 0x2d8, BIT(18) }, [RST_BUS_UART3] = { 0x2d8, BIT(19) }, [RST_BUS_UART4] = { 0x2d8, BIT(20) }, }; static const struct sunxi_ccu_desc sun8i_a33_ccu_desc = { .ccu_clks = sun8i_a33_ccu_clks, .num_ccu_clks = ARRAY_SIZE(sun8i_a33_ccu_clks), .hw_clks = &sun8i_a33_hw_clks, .resets = sun8i_a33_ccu_resets, .num_resets = ARRAY_SIZE(sun8i_a33_ccu_resets), }; static struct ccu_pll_nb sun8i_a33_pll_cpu_nb = { .common = &pll_cpux_clk.common, /* copy from pll_cpux_clk */ .enable = BIT(31), .lock = BIT(28), }; static struct ccu_mux_nb sun8i_a33_cpu_nb = { .common = &cpux_clk.common, .cm = &cpux_clk.mux, .delay_us = 1, /* > 8 clock cycles at 24 MHz */ .bypass_index = 1, /* index of 24 MHz oscillator */ }; static int sun8i_a33_ccu_probe(struct platform_device *pdev) { void __iomem *reg; int ret; u32 val; reg = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(reg)) return PTR_ERR(reg); /* Force the PLL-Audio-1x divider to 1 */ val = readl(reg + SUN8I_A33_PLL_AUDIO_REG); val &= ~GENMASK(19, 16); writel(val | (0 << 16), reg + SUN8I_A33_PLL_AUDIO_REG); /* Force PLL-MIPI to MIPI mode */ val = readl(reg + SUN8I_A33_PLL_MIPI_REG); val &= ~BIT(16); writel(val, reg + SUN8I_A33_PLL_MIPI_REG); ret = devm_sunxi_ccu_probe(&pdev->dev, reg, &sun8i_a33_ccu_desc); if (ret) return ret; /* Gate then ungate PLL CPU after any rate changes */ ccu_pll_notifier_register(&sun8i_a33_pll_cpu_nb); /* Reparent CPU during PLL CPU rate changes */ ccu_mux_notifier_register(pll_cpux_clk.common.hw.clk, &sun8i_a33_cpu_nb); return 0; } static const struct of_device_id sun8i_a33_ccu_ids[] = { { .compatible = "allwinner,sun8i-a33-ccu" }, { } }; static struct platform_driver sun8i_a33_ccu_driver = { .probe = sun8i_a33_ccu_probe, .driver = { .name = "sun8i-a33-ccu", .suppress_bind_attrs = true, .of_match_table = sun8i_a33_ccu_ids, }, }; module_platform_driver(sun8i_a33_ccu_driver); MODULE_IMPORT_NS(SUNXI_CCU); MODULE_LICENSE("GPL");
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