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9bec2b9c61
Currently, unbinding a CCU driver unmaps the device's MMIO region, while leaving its clocks/resets and their providers registered. This can cause a page fault later when some clock operation tries to perform MMIO. Fix this by separating the CCU initialization from the memory allocation, and then using a devres callback to unregister the clocks and resets. This also fixes a memory leak of the `struct ccu_reset`, and uses the correct owner (the specific platform driver) for the clocks and resets. Early OF clock providers are never unregistered, and limited error handling is possible, so they are mostly unchanged. The error reporting is made more consistent by moving the message inside of_sunxi_ccu_probe. Signed-off-by: Samuel Holland <samuel@sholland.org> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Link: https://lore.kernel.org/r/20210901050526.45673-2-samuel@sholland.org
843 lines
26 KiB
C
843 lines
26 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2016 Icenowy Zheng <icenowy@aosc.xyz>
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*
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* Based on ccu-sun8i-h3.c, which is:
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* Copyright (c) 2016 Maxime Ripard. All rights reserved.
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*/
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#include <linux/clk-provider.h>
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#include <linux/io.h>
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#include <linux/of_address.h>
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#include "ccu_common.h"
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#include "ccu_reset.h"
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#include "ccu_div.h"
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#include "ccu_gate.h"
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#include "ccu_mp.h"
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#include "ccu_mult.h"
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#include "ccu_nk.h"
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#include "ccu_nkm.h"
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#include "ccu_nkmp.h"
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#include "ccu_nm.h"
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#include "ccu_phase.h"
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#include "ccu-sun8i-v3s.h"
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static SUNXI_CCU_NKMP_WITH_GATE_LOCK(pll_cpu_clk, "pll-cpu",
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"osc24M", 0x000,
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8, 5, /* N */
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4, 2, /* K */
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0, 2, /* M */
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16, 2, /* P */
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BIT(31), /* gate */
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BIT(28), /* lock */
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0);
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/*
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* The Audio PLL is supposed to have 4 outputs: 3 fixed factors from
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* the base (2x, 4x and 8x), and one variable divider (the one true
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* pll audio).
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*
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* With sigma-delta modulation for fractional-N on the audio PLL,
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* we have to use specific dividers. This means the variable divider
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* can no longer be used, as the audio codec requests the exact clock
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* rates we support through this mechanism. So we now hard code the
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* variable divider to 1. This means the clock rates will no longer
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* match the clock names.
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*/
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#define SUN8I_V3S_PLL_AUDIO_REG 0x008
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static struct ccu_sdm_setting pll_audio_sdm_table[] = {
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{ .rate = 22579200, .pattern = 0xc0010d84, .m = 8, .n = 7 },
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{ .rate = 24576000, .pattern = 0xc000ac02, .m = 14, .n = 14 },
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};
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static SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
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"osc24M", 0x008,
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8, 7, /* N */
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0, 5, /* M */
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pll_audio_sdm_table, BIT(24),
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0x284, BIT(31),
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BIT(31), /* gate */
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BIT(28), /* lock */
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CLK_SET_RATE_UNGATE);
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static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video",
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"osc24M", 0x0010,
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8, 7, /* N */
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0, 4, /* M */
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BIT(24), /* frac enable */
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BIT(25), /* frac select */
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270000000, /* frac rate 0 */
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297000000, /* frac rate 1 */
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BIT(31), /* gate */
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BIT(28), /* lock */
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0);
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static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
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"osc24M", 0x0018,
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8, 7, /* N */
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0, 4, /* M */
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BIT(24), /* frac enable */
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BIT(25), /* frac select */
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270000000, /* frac rate 0 */
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297000000, /* frac rate 1 */
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BIT(31), /* gate */
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BIT(28), /* lock */
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0);
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static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr0_clk, "pll-ddr0",
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"osc24M", 0x020,
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8, 5, /* N */
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4, 2, /* K */
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0, 2, /* M */
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BIT(31), /* gate */
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BIT(28), /* lock */
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0);
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static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph0_clk, "pll-periph0",
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"osc24M", 0x028,
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8, 5, /* N */
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4, 2, /* K */
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BIT(31), /* gate */
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BIT(28), /* lock */
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2, /* post-div */
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0);
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static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_isp_clk, "pll-isp",
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"osc24M", 0x002c,
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8, 7, /* N */
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0, 4, /* M */
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BIT(24), /* frac enable */
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BIT(25), /* frac select */
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270000000, /* frac rate 0 */
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297000000, /* frac rate 1 */
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BIT(31), /* gate */
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BIT(28), /* lock */
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0);
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static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph1_clk, "pll-periph1",
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"osc24M", 0x044,
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8, 5, /* N */
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4, 2, /* K */
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BIT(31), /* gate */
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BIT(28), /* lock */
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2, /* post-div */
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0);
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static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_ddr1_clk, "pll-ddr1",
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"osc24M", 0x04c,
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8, 7, /* N */
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0, 2, /* M */
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BIT(31), /* gate */
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BIT(28), /* lock */
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0);
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static const char * const cpu_parents[] = { "osc32k", "osc24M",
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"pll-cpu", "pll-cpu" };
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static SUNXI_CCU_MUX(cpu_clk, "cpu", cpu_parents,
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0x050, 16, 2, CLK_IS_CRITICAL);
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static SUNXI_CCU_M(axi_clk, "axi", "cpu", 0x050, 0, 2, 0);
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static const char * const ahb1_parents[] = { "osc32k", "osc24M",
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"axi", "pll-periph0" };
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static const struct ccu_mux_var_prediv ahb1_predivs[] = {
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{ .index = 3, .shift = 6, .width = 2 },
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};
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static struct ccu_div ahb1_clk = {
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.div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
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.mux = {
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.shift = 12,
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.width = 2,
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.var_predivs = ahb1_predivs,
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.n_var_predivs = ARRAY_SIZE(ahb1_predivs),
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},
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.common = {
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.reg = 0x054,
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.features = CCU_FEATURE_VARIABLE_PREDIV,
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.hw.init = CLK_HW_INIT_PARENTS("ahb1",
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ahb1_parents,
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&ccu_div_ops,
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0),
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},
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};
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static struct clk_div_table apb1_div_table[] = {
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{ .val = 0, .div = 2 },
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{ .val = 1, .div = 2 },
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{ .val = 2, .div = 4 },
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{ .val = 3, .div = 8 },
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{ /* Sentinel */ },
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};
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static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1",
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0x054, 8, 2, apb1_div_table, 0);
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static const char * const apb2_parents[] = { "osc32k", "osc24M",
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"pll-periph0", "pll-periph0" };
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static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058,
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0, 5, /* M */
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16, 2, /* P */
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24, 2, /* mux */
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0);
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static const char * const ahb2_parents[] = { "ahb1", "pll-periph0" };
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static const struct ccu_mux_fixed_prediv ahb2_fixed_predivs[] = {
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{ .index = 1, .div = 2 },
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};
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static struct ccu_mux ahb2_clk = {
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.mux = {
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.shift = 0,
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.width = 1,
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.fixed_predivs = ahb2_fixed_predivs,
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.n_predivs = ARRAY_SIZE(ahb2_fixed_predivs),
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},
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.common = {
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.reg = 0x05c,
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.features = CCU_FEATURE_FIXED_PREDIV,
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.hw.init = CLK_HW_INIT_PARENTS("ahb2",
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ahb2_parents,
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&ccu_mux_ops,
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0),
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},
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};
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static SUNXI_CCU_GATE(bus_ce_clk, "bus-ce", "ahb1",
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0x060, BIT(5), 0);
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static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb1",
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0x060, BIT(6), 0);
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static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb1",
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0x060, BIT(8), 0);
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static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb1",
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0x060, BIT(9), 0);
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static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb1",
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0x060, BIT(10), 0);
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static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb1",
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0x060, BIT(14), 0);
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static SUNXI_CCU_GATE(bus_emac_clk, "bus-emac", "ahb2",
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0x060, BIT(17), 0);
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static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb1",
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0x060, BIT(19), 0);
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static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb1",
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0x060, BIT(20), 0);
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static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb1",
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0x060, BIT(24), 0);
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static SUNXI_CCU_GATE(bus_ehci0_clk, "bus-ehci0", "ahb1",
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0x060, BIT(26), 0);
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static SUNXI_CCU_GATE(bus_ohci0_clk, "bus-ohci0", "ahb1",
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0x060, BIT(29), 0);
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static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb1",
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0x064, BIT(0), 0);
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static SUNXI_CCU_GATE(bus_tcon0_clk, "bus-tcon0", "ahb1",
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0x064, BIT(4), 0);
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static SUNXI_CCU_GATE(bus_csi_clk, "bus-csi", "ahb1",
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0x064, BIT(8), 0);
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static SUNXI_CCU_GATE(bus_de_clk, "bus-de", "ahb1",
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0x064, BIT(12), 0);
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static SUNXI_CCU_GATE(bus_codec_clk, "bus-codec", "apb1",
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0x068, BIT(0), 0);
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static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb1",
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0x068, BIT(5), 0);
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static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1",
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0x068, BIT(12), 0);
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static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2",
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0x06c, BIT(0), 0);
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static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2",
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0x06c, BIT(1), 0);
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static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2",
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0x06c, BIT(16), 0);
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static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2",
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0x06c, BIT(17), 0);
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static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2",
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0x06c, BIT(18), 0);
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static SUNXI_CCU_GATE(bus_ephy_clk, "bus-ephy", "ahb1",
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0x070, BIT(0), 0);
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static SUNXI_CCU_GATE(bus_dbg_clk, "bus-dbg", "ahb1",
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0x070, BIT(7), 0);
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static const char * const mod0_default_parents[] = { "osc24M", "pll-periph0",
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"pll-periph1" };
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static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088,
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0, 4, /* M */
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16, 2, /* P */
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24, 2, /* mux */
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BIT(31), /* gate */
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0);
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static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0_sample", "mmc0",
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0x088, 20, 3, 0);
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static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0_output", "mmc0",
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0x088, 8, 3, 0);
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static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c,
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0, 4, /* M */
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16, 2, /* P */
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24, 2, /* mux */
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BIT(31), /* gate */
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0);
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static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1_sample", "mmc1",
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0x08c, 20, 3, 0);
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static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1_output", "mmc1",
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0x08c, 8, 3, 0);
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static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 0x090,
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0, 4, /* M */
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16, 2, /* P */
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24, 2, /* mux */
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BIT(31), /* gate */
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0);
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static SUNXI_CCU_PHASE(mmc2_sample_clk, "mmc2_sample", "mmc2",
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0x090, 20, 3, 0);
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static SUNXI_CCU_PHASE(mmc2_output_clk, "mmc2_output", "mmc2",
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0x090, 8, 3, 0);
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static const char * const ce_parents[] = { "osc24M", "pll-periph0", };
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static SUNXI_CCU_MP_WITH_MUX_GATE(ce_clk, "ce", ce_parents, 0x09c,
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0, 4, /* M */
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16, 2, /* P */
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24, 2, /* mux */
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BIT(31), /* gate */
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0);
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static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0,
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0, 4, /* M */
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16, 2, /* P */
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24, 2, /* mux */
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BIT(31), /* gate */
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0);
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static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
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"pll-audio-2x", "pll-audio" };
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static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
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0x0b0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
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static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M",
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0x0cc, BIT(8), 0);
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static SUNXI_CCU_GATE(usb_ohci0_clk, "usb-ohci0", "osc24M",
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0x0cc, BIT(16), 0);
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static const char * const dram_parents[] = { "pll-ddr0", "pll-ddr1",
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"pll-periph0-2x" };
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static SUNXI_CCU_M_WITH_MUX(dram_clk, "dram", dram_parents,
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0x0f4, 0, 4, 20, 2, CLK_IS_CRITICAL);
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static SUNXI_CCU_GATE(dram_ve_clk, "dram-ve", "dram",
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0x100, BIT(0), 0);
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static SUNXI_CCU_GATE(dram_csi_clk, "dram-csi", "dram",
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0x100, BIT(1), 0);
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static SUNXI_CCU_GATE(dram_ehci_clk, "dram-ehci", "dram",
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0x100, BIT(17), 0);
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static SUNXI_CCU_GATE(dram_ohci_clk, "dram-ohci", "dram",
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0x100, BIT(18), 0);
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static const char * const de_parents[] = { "pll-video", "pll-periph0" };
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static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents,
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0x104, 0, 4, 24, 2, BIT(31),
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CLK_SET_RATE_PARENT);
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static const char * const tcon_parents[] = { "pll-video" };
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static SUNXI_CCU_M_WITH_MUX_GATE(tcon_clk, "tcon", tcon_parents,
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0x118, 0, 4, 24, 3, BIT(31), 0);
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static SUNXI_CCU_GATE(csi_misc_clk, "csi-misc", "osc24M",
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0x130, BIT(31), 0);
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static const char * const csi_mclk_parents[] = { "osc24M", "pll-video",
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"pll-periph0", "pll-periph1" };
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static SUNXI_CCU_M_WITH_MUX_GATE(csi0_mclk_clk, "csi0-mclk", csi_mclk_parents,
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0x130, 0, 5, 8, 3, BIT(15), 0);
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static const char * const csi1_sclk_parents[] = { "pll-video", "pll-isp" };
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static SUNXI_CCU_M_WITH_MUX_GATE(csi1_sclk_clk, "csi-sclk", csi1_sclk_parents,
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0x134, 16, 4, 24, 3, BIT(31), 0);
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static SUNXI_CCU_M_WITH_MUX_GATE(csi1_mclk_clk, "csi-mclk", csi_mclk_parents,
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0x134, 0, 5, 8, 3, BIT(15), 0);
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static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
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0x13c, 16, 3, BIT(31), 0);
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static SUNXI_CCU_GATE(ac_dig_clk, "ac-dig", "pll-audio",
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0x140, BIT(31), CLK_SET_RATE_PARENT);
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static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M",
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0x144, BIT(31), 0);
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static const char * const mbus_parents[] = { "osc24M", "pll-periph0-2x",
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"pll-ddr" };
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static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents,
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0x15c, 0, 3, 24, 2, BIT(31), CLK_IS_CRITICAL);
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static const char * const mipi_csi_parents[] = { "pll-video", "pll-periph0",
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"pll-isp" };
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static SUNXI_CCU_M_WITH_MUX_GATE(mipi_csi_clk, "mipi-csi", mipi_csi_parents,
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0x16c, 0, 3, 24, 2, BIT(31), 0);
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static struct ccu_common *sun8i_v3s_ccu_clks[] = {
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&pll_cpu_clk.common,
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&pll_audio_base_clk.common,
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&pll_video_clk.common,
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&pll_ve_clk.common,
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&pll_ddr0_clk.common,
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&pll_periph0_clk.common,
|
|
&pll_isp_clk.common,
|
|
&pll_periph1_clk.common,
|
|
&pll_ddr1_clk.common,
|
|
&cpu_clk.common,
|
|
&axi_clk.common,
|
|
&ahb1_clk.common,
|
|
&apb1_clk.common,
|
|
&apb2_clk.common,
|
|
&ahb2_clk.common,
|
|
&bus_ce_clk.common,
|
|
&bus_dma_clk.common,
|
|
&bus_mmc0_clk.common,
|
|
&bus_mmc1_clk.common,
|
|
&bus_mmc2_clk.common,
|
|
&bus_dram_clk.common,
|
|
&bus_emac_clk.common,
|
|
&bus_hstimer_clk.common,
|
|
&bus_spi0_clk.common,
|
|
&bus_otg_clk.common,
|
|
&bus_ehci0_clk.common,
|
|
&bus_ohci0_clk.common,
|
|
&bus_ve_clk.common,
|
|
&bus_tcon0_clk.common,
|
|
&bus_csi_clk.common,
|
|
&bus_de_clk.common,
|
|
&bus_codec_clk.common,
|
|
&bus_pio_clk.common,
|
|
&bus_i2c0_clk.common,
|
|
&bus_i2c1_clk.common,
|
|
&bus_uart0_clk.common,
|
|
&bus_uart1_clk.common,
|
|
&bus_uart2_clk.common,
|
|
&bus_ephy_clk.common,
|
|
&bus_dbg_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,
|
|
&ce_clk.common,
|
|
&spi0_clk.common,
|
|
&usb_phy0_clk.common,
|
|
&usb_ohci0_clk.common,
|
|
&dram_clk.common,
|
|
&dram_ve_clk.common,
|
|
&dram_csi_clk.common,
|
|
&dram_ohci_clk.common,
|
|
&dram_ehci_clk.common,
|
|
&de_clk.common,
|
|
&tcon_clk.common,
|
|
&csi_misc_clk.common,
|
|
&csi0_mclk_clk.common,
|
|
&csi1_sclk_clk.common,
|
|
&csi1_mclk_clk.common,
|
|
&ve_clk.common,
|
|
&ac_dig_clk.common,
|
|
&avs_clk.common,
|
|
&mbus_clk.common,
|
|
&mipi_csi_clk.common,
|
|
};
|
|
|
|
static const struct clk_hw *clk_parent_pll_audio[] = {
|
|
&pll_audio_base_clk.common.hw
|
|
};
|
|
|
|
static struct ccu_common *sun8i_v3_ccu_clks[] = {
|
|
&pll_cpu_clk.common,
|
|
&pll_audio_base_clk.common,
|
|
&pll_video_clk.common,
|
|
&pll_ve_clk.common,
|
|
&pll_ddr0_clk.common,
|
|
&pll_periph0_clk.common,
|
|
&pll_isp_clk.common,
|
|
&pll_periph1_clk.common,
|
|
&pll_ddr1_clk.common,
|
|
&cpu_clk.common,
|
|
&axi_clk.common,
|
|
&ahb1_clk.common,
|
|
&apb1_clk.common,
|
|
&apb2_clk.common,
|
|
&ahb2_clk.common,
|
|
&bus_ce_clk.common,
|
|
&bus_dma_clk.common,
|
|
&bus_mmc0_clk.common,
|
|
&bus_mmc1_clk.common,
|
|
&bus_mmc2_clk.common,
|
|
&bus_dram_clk.common,
|
|
&bus_emac_clk.common,
|
|
&bus_hstimer_clk.common,
|
|
&bus_spi0_clk.common,
|
|
&bus_otg_clk.common,
|
|
&bus_ehci0_clk.common,
|
|
&bus_ohci0_clk.common,
|
|
&bus_ve_clk.common,
|
|
&bus_tcon0_clk.common,
|
|
&bus_csi_clk.common,
|
|
&bus_de_clk.common,
|
|
&bus_codec_clk.common,
|
|
&bus_pio_clk.common,
|
|
&bus_i2s0_clk.common,
|
|
&bus_i2c0_clk.common,
|
|
&bus_i2c1_clk.common,
|
|
&bus_uart0_clk.common,
|
|
&bus_uart1_clk.common,
|
|
&bus_uart2_clk.common,
|
|
&bus_ephy_clk.common,
|
|
&bus_dbg_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,
|
|
&ce_clk.common,
|
|
&spi0_clk.common,
|
|
&i2s0_clk.common,
|
|
&usb_phy0_clk.common,
|
|
&usb_ohci0_clk.common,
|
|
&dram_clk.common,
|
|
&dram_ve_clk.common,
|
|
&dram_csi_clk.common,
|
|
&dram_ohci_clk.common,
|
|
&dram_ehci_clk.common,
|
|
&de_clk.common,
|
|
&tcon_clk.common,
|
|
&csi_misc_clk.common,
|
|
&csi0_mclk_clk.common,
|
|
&csi1_sclk_clk.common,
|
|
&csi1_mclk_clk.common,
|
|
&ve_clk.common,
|
|
&ac_dig_clk.common,
|
|
&avs_clk.common,
|
|
&mbus_clk.common,
|
|
&mipi_csi_clk.common,
|
|
};
|
|
|
|
/* We hardcode the divider to 1 for SDM support */
|
|
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_periph0_2x_clk, "pll-periph0-2x",
|
|
&pll_periph0_clk.common.hw,
|
|
1, 2, 0);
|
|
|
|
static struct clk_hw_onecell_data sun8i_v3s_hw_clks = {
|
|
.hws = {
|
|
[CLK_PLL_CPU] = &pll_cpu_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_VE] = &pll_ve_clk.common.hw,
|
|
[CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw,
|
|
[CLK_PLL_PERIPH0] = &pll_periph0_clk.common.hw,
|
|
[CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.hw,
|
|
[CLK_PLL_ISP] = &pll_isp_clk.common.hw,
|
|
[CLK_PLL_PERIPH1] = &pll_periph1_clk.common.hw,
|
|
[CLK_PLL_DDR1] = &pll_ddr1_clk.common.hw,
|
|
[CLK_CPU] = &cpu_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_AHB2] = &ahb2_clk.common.hw,
|
|
[CLK_BUS_CE] = &bus_ce_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_DRAM] = &bus_dram_clk.common.hw,
|
|
[CLK_BUS_EMAC] = &bus_emac_clk.common.hw,
|
|
[CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
|
|
[CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
|
|
[CLK_BUS_OTG] = &bus_otg_clk.common.hw,
|
|
[CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw,
|
|
[CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw,
|
|
[CLK_BUS_VE] = &bus_ve_clk.common.hw,
|
|
[CLK_BUS_TCON0] = &bus_tcon0_clk.common.hw,
|
|
[CLK_BUS_CSI] = &bus_csi_clk.common.hw,
|
|
[CLK_BUS_DE] = &bus_de_clk.common.hw,
|
|
[CLK_BUS_CODEC] = &bus_codec_clk.common.hw,
|
|
[CLK_BUS_PIO] = &bus_pio_clk.common.hw,
|
|
[CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
|
|
[CLK_BUS_I2C1] = &bus_i2c1_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_EPHY] = &bus_ephy_clk.common.hw,
|
|
[CLK_BUS_DBG] = &bus_dbg_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_CE] = &ce_clk.common.hw,
|
|
[CLK_SPI0] = &spi0_clk.common.hw,
|
|
[CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
|
|
[CLK_USB_OHCI0] = &usb_ohci0_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_EHCI] = &dram_ehci_clk.common.hw,
|
|
[CLK_DRAM_OHCI] = &dram_ohci_clk.common.hw,
|
|
[CLK_DE] = &de_clk.common.hw,
|
|
[CLK_TCON0] = &tcon_clk.common.hw,
|
|
[CLK_CSI_MISC] = &csi_misc_clk.common.hw,
|
|
[CLK_CSI0_MCLK] = &csi0_mclk_clk.common.hw,
|
|
[CLK_CSI1_SCLK] = &csi1_sclk_clk.common.hw,
|
|
[CLK_CSI1_MCLK] = &csi1_mclk_clk.common.hw,
|
|
[CLK_VE] = &ve_clk.common.hw,
|
|
[CLK_AC_DIG] = &ac_dig_clk.common.hw,
|
|
[CLK_AVS] = &avs_clk.common.hw,
|
|
[CLK_MBUS] = &mbus_clk.common.hw,
|
|
[CLK_MIPI_CSI] = &mipi_csi_clk.common.hw,
|
|
},
|
|
.num = CLK_PLL_DDR1 + 1,
|
|
};
|
|
|
|
static struct clk_hw_onecell_data sun8i_v3_hw_clks = {
|
|
.hws = {
|
|
[CLK_PLL_CPU] = &pll_cpu_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_VE] = &pll_ve_clk.common.hw,
|
|
[CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw,
|
|
[CLK_PLL_PERIPH0] = &pll_periph0_clk.common.hw,
|
|
[CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.hw,
|
|
[CLK_PLL_ISP] = &pll_isp_clk.common.hw,
|
|
[CLK_PLL_PERIPH1] = &pll_periph1_clk.common.hw,
|
|
[CLK_PLL_DDR1] = &pll_ddr1_clk.common.hw,
|
|
[CLK_CPU] = &cpu_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_AHB2] = &ahb2_clk.common.hw,
|
|
[CLK_BUS_CE] = &bus_ce_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_DRAM] = &bus_dram_clk.common.hw,
|
|
[CLK_BUS_EMAC] = &bus_emac_clk.common.hw,
|
|
[CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
|
|
[CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
|
|
[CLK_BUS_OTG] = &bus_otg_clk.common.hw,
|
|
[CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw,
|
|
[CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw,
|
|
[CLK_BUS_VE] = &bus_ve_clk.common.hw,
|
|
[CLK_BUS_TCON0] = &bus_tcon0_clk.common.hw,
|
|
[CLK_BUS_CSI] = &bus_csi_clk.common.hw,
|
|
[CLK_BUS_DE] = &bus_de_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_I2C0] = &bus_i2c0_clk.common.hw,
|
|
[CLK_BUS_I2C1] = &bus_i2c1_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_EPHY] = &bus_ephy_clk.common.hw,
|
|
[CLK_BUS_DBG] = &bus_dbg_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_CE] = &ce_clk.common.hw,
|
|
[CLK_SPI0] = &spi0_clk.common.hw,
|
|
[CLK_I2S0] = &i2s0_clk.common.hw,
|
|
[CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
|
|
[CLK_USB_OHCI0] = &usb_ohci0_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_EHCI] = &dram_ehci_clk.common.hw,
|
|
[CLK_DRAM_OHCI] = &dram_ohci_clk.common.hw,
|
|
[CLK_DE] = &de_clk.common.hw,
|
|
[CLK_TCON0] = &tcon_clk.common.hw,
|
|
[CLK_CSI_MISC] = &csi_misc_clk.common.hw,
|
|
[CLK_CSI0_MCLK] = &csi0_mclk_clk.common.hw,
|
|
[CLK_CSI1_SCLK] = &csi1_sclk_clk.common.hw,
|
|
[CLK_CSI1_MCLK] = &csi1_mclk_clk.common.hw,
|
|
[CLK_VE] = &ve_clk.common.hw,
|
|
[CLK_AC_DIG] = &ac_dig_clk.common.hw,
|
|
[CLK_AVS] = &avs_clk.common.hw,
|
|
[CLK_MBUS] = &mbus_clk.common.hw,
|
|
[CLK_MIPI_CSI] = &mipi_csi_clk.common.hw,
|
|
},
|
|
.num = CLK_I2S0 + 1,
|
|
};
|
|
|
|
static struct ccu_reset_map sun8i_v3s_ccu_resets[] = {
|
|
[RST_USB_PHY0] = { 0x0cc, BIT(0) },
|
|
|
|
[RST_MBUS] = { 0x0fc, BIT(31) },
|
|
|
|
[RST_BUS_CE] = { 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_DRAM] = { 0x2c0, BIT(14) },
|
|
[RST_BUS_EMAC] = { 0x2c0, BIT(17) },
|
|
[RST_BUS_HSTIMER] = { 0x2c0, BIT(19) },
|
|
[RST_BUS_SPI0] = { 0x2c0, BIT(20) },
|
|
[RST_BUS_OTG] = { 0x2c0, BIT(24) },
|
|
[RST_BUS_EHCI0] = { 0x2c0, BIT(26) },
|
|
[RST_BUS_OHCI0] = { 0x2c0, BIT(29) },
|
|
|
|
[RST_BUS_VE] = { 0x2c4, BIT(0) },
|
|
[RST_BUS_TCON0] = { 0x2c4, BIT(4) },
|
|
[RST_BUS_CSI] = { 0x2c4, BIT(8) },
|
|
[RST_BUS_DE] = { 0x2c4, BIT(12) },
|
|
[RST_BUS_DBG] = { 0x2c4, BIT(31) },
|
|
|
|
[RST_BUS_EPHY] = { 0x2c8, BIT(2) },
|
|
|
|
[RST_BUS_CODEC] = { 0x2d0, BIT(0) },
|
|
|
|
[RST_BUS_I2C0] = { 0x2d8, BIT(0) },
|
|
[RST_BUS_I2C1] = { 0x2d8, BIT(1) },
|
|
[RST_BUS_UART0] = { 0x2d8, BIT(16) },
|
|
[RST_BUS_UART1] = { 0x2d8, BIT(17) },
|
|
[RST_BUS_UART2] = { 0x2d8, BIT(18) },
|
|
};
|
|
|
|
static struct ccu_reset_map sun8i_v3_ccu_resets[] = {
|
|
[RST_USB_PHY0] = { 0x0cc, BIT(0) },
|
|
|
|
[RST_MBUS] = { 0x0fc, BIT(31) },
|
|
|
|
[RST_BUS_CE] = { 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_DRAM] = { 0x2c0, BIT(14) },
|
|
[RST_BUS_EMAC] = { 0x2c0, BIT(17) },
|
|
[RST_BUS_HSTIMER] = { 0x2c0, BIT(19) },
|
|
[RST_BUS_SPI0] = { 0x2c0, BIT(20) },
|
|
[RST_BUS_OTG] = { 0x2c0, BIT(24) },
|
|
[RST_BUS_EHCI0] = { 0x2c0, BIT(26) },
|
|
[RST_BUS_OHCI0] = { 0x2c0, BIT(29) },
|
|
|
|
[RST_BUS_VE] = { 0x2c4, BIT(0) },
|
|
[RST_BUS_TCON0] = { 0x2c4, BIT(4) },
|
|
[RST_BUS_CSI] = { 0x2c4, BIT(8) },
|
|
[RST_BUS_DE] = { 0x2c4, BIT(12) },
|
|
[RST_BUS_DBG] = { 0x2c4, BIT(31) },
|
|
|
|
[RST_BUS_EPHY] = { 0x2c8, BIT(2) },
|
|
|
|
[RST_BUS_CODEC] = { 0x2d0, BIT(0) },
|
|
[RST_BUS_I2S0] = { 0x2d0, BIT(12) },
|
|
|
|
[RST_BUS_I2C0] = { 0x2d8, BIT(0) },
|
|
[RST_BUS_I2C1] = { 0x2d8, BIT(1) },
|
|
[RST_BUS_UART0] = { 0x2d8, BIT(16) },
|
|
[RST_BUS_UART1] = { 0x2d8, BIT(17) },
|
|
[RST_BUS_UART2] = { 0x2d8, BIT(18) },
|
|
};
|
|
|
|
static const struct sunxi_ccu_desc sun8i_v3s_ccu_desc = {
|
|
.ccu_clks = sun8i_v3s_ccu_clks,
|
|
.num_ccu_clks = ARRAY_SIZE(sun8i_v3s_ccu_clks),
|
|
|
|
.hw_clks = &sun8i_v3s_hw_clks,
|
|
|
|
.resets = sun8i_v3s_ccu_resets,
|
|
.num_resets = ARRAY_SIZE(sun8i_v3s_ccu_resets),
|
|
};
|
|
|
|
static const struct sunxi_ccu_desc sun8i_v3_ccu_desc = {
|
|
.ccu_clks = sun8i_v3_ccu_clks,
|
|
.num_ccu_clks = ARRAY_SIZE(sun8i_v3_ccu_clks),
|
|
|
|
.hw_clks = &sun8i_v3_hw_clks,
|
|
|
|
.resets = sun8i_v3_ccu_resets,
|
|
.num_resets = ARRAY_SIZE(sun8i_v3_ccu_resets),
|
|
};
|
|
|
|
static void __init sun8i_v3_v3s_ccu_init(struct device_node *node,
|
|
const struct sunxi_ccu_desc *ccu_desc)
|
|
{
|
|
void __iomem *reg;
|
|
u32 val;
|
|
|
|
reg = of_io_request_and_map(node, 0, of_node_full_name(node));
|
|
if (IS_ERR(reg)) {
|
|
pr_err("%pOF: Could not map the clock registers\n", node);
|
|
return;
|
|
}
|
|
|
|
/* Force the PLL-Audio-1x divider to 1 */
|
|
val = readl(reg + SUN8I_V3S_PLL_AUDIO_REG);
|
|
val &= ~GENMASK(19, 16);
|
|
writel(val, reg + SUN8I_V3S_PLL_AUDIO_REG);
|
|
|
|
of_sunxi_ccu_probe(node, reg, ccu_desc);
|
|
}
|
|
|
|
static void __init sun8i_v3s_ccu_setup(struct device_node *node)
|
|
{
|
|
sun8i_v3_v3s_ccu_init(node, &sun8i_v3s_ccu_desc);
|
|
}
|
|
|
|
static void __init sun8i_v3_ccu_setup(struct device_node *node)
|
|
{
|
|
sun8i_v3_v3s_ccu_init(node, &sun8i_v3_ccu_desc);
|
|
}
|
|
|
|
CLK_OF_DECLARE(sun8i_v3s_ccu, "allwinner,sun8i-v3s-ccu",
|
|
sun8i_v3s_ccu_setup);
|
|
|
|
CLK_OF_DECLARE(sun8i_v3_ccu, "allwinner,sun8i-v3-ccu",
|
|
sun8i_v3_ccu_setup);
|