669 lines
18 KiB
C
669 lines
18 KiB
C
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/*
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* Copyright (c) 2014 MundoReader S.L.
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* Author: Heiko Stuebner <heiko@sntech.de>
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*
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* Copyright (c) 2015 Rockchip Electronics Co. Ltd.
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* Author: Xing Zheng <zhengxing@rock-chips.com>
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*
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* based on
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*
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* samsung/clk.h
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* Copyright (c) 2013 Samsung Electronics Co., Ltd.
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* Copyright (c) 2013 Linaro Ltd.
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* Author: Thomas Abraham <thomas.ab@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef CLK_ROCKCHIP_CLK_H
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#define CLK_ROCKCHIP_CLK_H
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#include <linux/io.h>
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#include <linux/clk-provider.h>
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struct clk;
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#define HIWORD_UPDATE(val, mask, shift) \
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((val) << (shift) | (mask) << ((shift) + 16))
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#define RK2928_PLL_CON(x) ((x) * 0x4)
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#define RK2928_MODE_CON 0x40
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#define RK2928_CLKSEL_CON(x) ((x) * 0x4 + 0x44)
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#define RK2928_CLKGATE_CON(x) ((x) * 0x4 + 0xd0)
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#define RK2928_GLB_SRST_FST 0x100
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#define RK2928_GLB_SRST_SND 0x104
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#define RK2928_SOFTRST_CON(x) ((x) * 0x4 + 0x110)
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#define RK2928_MISC_CON 0x134
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#define RK3036_SDMMC_CON0 0x144
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#define RK3036_SDMMC_CON1 0x148
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#define RK3036_SDIO_CON0 0x14c
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#define RK3036_SDIO_CON1 0x150
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#define RK3036_EMMC_CON0 0x154
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#define RK3036_EMMC_CON1 0x158
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#define RK3228_GLB_SRST_FST 0x1f0
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#define RK3228_GLB_SRST_SND 0x1f4
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#define RK3228_SDMMC_CON0 0x1c0
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#define RK3228_SDMMC_CON1 0x1c4
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#define RK3228_SDIO_CON0 0x1c8
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#define RK3228_SDIO_CON1 0x1cc
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#define RK3228_EMMC_CON0 0x1d8
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#define RK3228_EMMC_CON1 0x1dc
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#define RK3288_PLL_CON(x) RK2928_PLL_CON(x)
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#define RK3288_MODE_CON 0x50
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#define RK3288_CLKSEL_CON(x) ((x) * 0x4 + 0x60)
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#define RK3288_CLKGATE_CON(x) ((x) * 0x4 + 0x160)
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#define RK3288_GLB_SRST_FST 0x1b0
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#define RK3288_GLB_SRST_SND 0x1b4
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#define RK3288_SOFTRST_CON(x) ((x) * 0x4 + 0x1b8)
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#define RK3288_MISC_CON 0x1e8
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#define RK3288_SDMMC_CON0 0x200
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#define RK3288_SDMMC_CON1 0x204
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#define RK3288_SDIO0_CON0 0x208
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#define RK3288_SDIO0_CON1 0x20c
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#define RK3288_SDIO1_CON0 0x210
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#define RK3288_SDIO1_CON1 0x214
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#define RK3288_EMMC_CON0 0x218
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#define RK3288_EMMC_CON1 0x21c
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#define RK3368_PLL_CON(x) RK2928_PLL_CON(x)
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#define RK3368_CLKSEL_CON(x) ((x) * 0x4 + 0x100)
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#define RK3368_CLKGATE_CON(x) ((x) * 0x4 + 0x200)
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#define RK3368_GLB_SRST_FST 0x280
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#define RK3368_GLB_SRST_SND 0x284
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#define RK3368_SOFTRST_CON(x) ((x) * 0x4 + 0x300)
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#define RK3368_MISC_CON 0x380
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#define RK3368_SDMMC_CON0 0x400
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#define RK3368_SDMMC_CON1 0x404
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#define RK3368_SDIO0_CON0 0x408
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#define RK3368_SDIO0_CON1 0x40c
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#define RK3368_SDIO1_CON0 0x410
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#define RK3368_SDIO1_CON1 0x414
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#define RK3368_EMMC_CON0 0x418
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#define RK3368_EMMC_CON1 0x41c
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#define RK3399_PLL_CON(x) RK2928_PLL_CON(x)
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#define RK3399_CLKSEL_CON(x) ((x) * 0x4 + 0x100)
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#define RK3399_CLKGATE_CON(x) ((x) * 0x4 + 0x300)
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#define RK3399_SOFTRST_CON(x) ((x) * 0x4 + 0x400)
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#define RK3399_GLB_SRST_FST 0x500
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#define RK3399_GLB_SRST_SND 0x504
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#define RK3399_GLB_CNT_TH 0x508
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#define RK3399_MISC_CON 0x50c
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#define RK3399_RST_CON 0x510
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#define RK3399_RST_ST 0x514
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#define RK3399_SDMMC_CON0 0x580
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#define RK3399_SDMMC_CON1 0x584
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#define RK3399_SDIO_CON0 0x588
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#define RK3399_SDIO_CON1 0x58c
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#define RK3399_PMU_PLL_CON(x) RK2928_PLL_CON(x)
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#define RK3399_PMU_CLKSEL_CON(x) ((x) * 0x4 + 0x80)
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#define RK3399_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x100)
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#define RK3399_PMU_SOFTRST_CON(x) ((x) * 0x4 + 0x110)
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enum rockchip_pll_type {
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pll_rk3036,
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pll_rk3066,
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pll_rk3399,
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};
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#define RK3036_PLL_RATE(_rate, _refdiv, _fbdiv, _postdiv1, \
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_postdiv2, _dsmpd, _frac) \
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{ \
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.rate = _rate##U, \
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.fbdiv = _fbdiv, \
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.postdiv1 = _postdiv1, \
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.refdiv = _refdiv, \
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.postdiv2 = _postdiv2, \
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.dsmpd = _dsmpd, \
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.frac = _frac, \
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}
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#define RK3066_PLL_RATE(_rate, _nr, _nf, _no) \
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{ \
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.rate = _rate##U, \
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.nr = _nr, \
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.nf = _nf, \
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.no = _no, \
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.nb = ((_nf) < 2) ? 1 : (_nf) >> 1, \
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}
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#define RK3066_PLL_RATE_NB(_rate, _nr, _nf, _no, _nb) \
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{ \
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.rate = _rate##U, \
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.nr = _nr, \
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.nf = _nf, \
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.no = _no, \
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.nb = _nb, \
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}
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/**
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* struct rockchip_clk_provider - information about clock provider
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* @reg_base: virtual address for the register base.
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* @clk_data: holds clock related data like clk* and number of clocks.
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* @cru_node: device-node of the clock-provider
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* @grf: regmap of the general-register-files syscon
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* @lock: maintains exclusion between callbacks for a given clock-provider.
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*/
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struct rockchip_clk_provider {
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void __iomem *reg_base;
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struct clk_onecell_data clk_data;
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struct device_node *cru_node;
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struct regmap *grf;
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spinlock_t lock;
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};
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struct rockchip_pll_rate_table {
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unsigned long rate;
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unsigned int nr;
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unsigned int nf;
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unsigned int no;
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unsigned int nb;
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/* for RK3036/RK3399 */
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unsigned int fbdiv;
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unsigned int postdiv1;
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unsigned int refdiv;
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unsigned int postdiv2;
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unsigned int dsmpd;
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unsigned int frac;
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};
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/**
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* struct rockchip_pll_clock - information about pll clock
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* @id: platform specific id of the clock.
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* @name: name of this pll clock.
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* @parent_names: name of the parent clock.
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* @num_parents: number of parents
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* @flags: optional flags for basic clock.
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* @con_offset: offset of the register for configuring the PLL.
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* @mode_offset: offset of the register for configuring the PLL-mode.
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* @mode_shift: offset inside the mode-register for the mode of this pll.
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* @lock_shift: offset inside the lock register for the lock status.
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* @type: Type of PLL to be registered.
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* @pll_flags: hardware-specific flags
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* @rate_table: Table of usable pll rates
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*
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* Flags:
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* ROCKCHIP_PLL_SYNC_RATE - check rate parameters to match against the
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* rate_table parameters and ajust them if necessary.
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*/
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struct rockchip_pll_clock {
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unsigned int id;
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const char *name;
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const char *const *parent_names;
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u8 num_parents;
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unsigned long flags;
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int con_offset;
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int mode_offset;
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int mode_shift;
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int lock_shift;
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enum rockchip_pll_type type;
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u8 pll_flags;
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struct rockchip_pll_rate_table *rate_table;
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};
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#define ROCKCHIP_PLL_SYNC_RATE BIT(0)
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#define PLL(_type, _id, _name, _pnames, _flags, _con, _mode, _mshift, \
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_lshift, _pflags, _rtable) \
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{ \
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.id = _id, \
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.type = _type, \
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.name = _name, \
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.parent_names = _pnames, \
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.num_parents = ARRAY_SIZE(_pnames), \
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.flags = CLK_GET_RATE_NOCACHE | _flags, \
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.con_offset = _con, \
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.mode_offset = _mode, \
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.mode_shift = _mshift, \
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.lock_shift = _lshift, \
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.pll_flags = _pflags, \
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.rate_table = _rtable, \
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}
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struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx,
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enum rockchip_pll_type pll_type,
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const char *name, const char *const *parent_names,
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u8 num_parents, int con_offset, int grf_lock_offset,
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int lock_shift, int mode_offset, int mode_shift,
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struct rockchip_pll_rate_table *rate_table,
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unsigned long flags, u8 clk_pll_flags);
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struct rockchip_cpuclk_clksel {
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int reg;
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u32 val;
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};
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#define ROCKCHIP_CPUCLK_NUM_DIVIDERS 2
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struct rockchip_cpuclk_rate_table {
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unsigned long prate;
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struct rockchip_cpuclk_clksel divs[ROCKCHIP_CPUCLK_NUM_DIVIDERS];
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};
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/**
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* struct rockchip_cpuclk_reg_data - register offsets and masks of the cpuclock
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* @core_reg: register offset of the core settings register
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* @div_core_shift: core divider offset used to divide the pll value
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* @div_core_mask: core divider mask
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* @mux_core_alt: mux value to select alternate parent
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* @mux_core_main: mux value to select main parent of core
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* @mux_core_shift: offset of the core multiplexer
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* @mux_core_mask: core multiplexer mask
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*/
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struct rockchip_cpuclk_reg_data {
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int core_reg;
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u8 div_core_shift;
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u32 div_core_mask;
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u8 mux_core_alt;
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u8 mux_core_main;
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u8 mux_core_shift;
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u32 mux_core_mask;
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};
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struct clk *rockchip_clk_register_cpuclk(const char *name,
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const char *const *parent_names, u8 num_parents,
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const struct rockchip_cpuclk_reg_data *reg_data,
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const struct rockchip_cpuclk_rate_table *rates,
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int nrates, void __iomem *reg_base, spinlock_t *lock);
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struct clk *rockchip_clk_register_mmc(const char *name,
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const char *const *parent_names, u8 num_parents,
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void __iomem *reg, int shift);
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/*
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* DDRCLK flags, including method of setting the rate
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* ROCKCHIP_DDRCLK_SIP: use SIP call to bl31 to change ddrclk rate.
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*/
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#define ROCKCHIP_DDRCLK_SIP BIT(0)
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struct clk *rockchip_clk_register_ddrclk(const char *name, int flags,
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const char *const *parent_names,
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u8 num_parents, int mux_offset,
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int mux_shift, int mux_width,
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int div_shift, int div_width,
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int ddr_flags, void __iomem *reg_base,
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spinlock_t *lock);
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#define ROCKCHIP_INVERTER_HIWORD_MASK BIT(0)
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struct clk *rockchip_clk_register_inverter(const char *name,
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const char *const *parent_names, u8 num_parents,
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void __iomem *reg, int shift, int flags,
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spinlock_t *lock);
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#define PNAME(x) static const char *const x[] __initconst
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enum rockchip_clk_branch_type {
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branch_composite,
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branch_mux,
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branch_divider,
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branch_fraction_divider,
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branch_gate,
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branch_mmc,
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branch_inverter,
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branch_factor,
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branch_ddrclk,
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};
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struct rockchip_clk_branch {
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unsigned int id;
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enum rockchip_clk_branch_type branch_type;
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const char *name;
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const char *const *parent_names;
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u8 num_parents;
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unsigned long flags;
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int muxdiv_offset;
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u8 mux_shift;
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u8 mux_width;
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u8 mux_flags;
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u8 div_shift;
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u8 div_width;
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u8 div_flags;
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||
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struct clk_div_table *div_table;
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||
|
|
int gate_offset;
|
||
|
|
u8 gate_shift;
|
||
|
|
u8 gate_flags;
|
||
|
|
struct rockchip_clk_branch *child;
|
||
|
|
};
|
||
|
|
|
||
|
|
#define COMPOSITE(_id, cname, pnames, f, mo, ms, mw, mf, ds, dw,\
|
||
|
|
df, go, gs, gf) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_composite, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = pnames, \
|
||
|
|
.num_parents = ARRAY_SIZE(pnames), \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.mux_shift = ms, \
|
||
|
|
.mux_width = mw, \
|
||
|
|
.mux_flags = mf, \
|
||
|
|
.div_shift = ds, \
|
||
|
|
.div_width = dw, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.gate_offset = go, \
|
||
|
|
.gate_shift = gs, \
|
||
|
|
.gate_flags = gf, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define COMPOSITE_NOMUX(_id, cname, pname, f, mo, ds, dw, df, \
|
||
|
|
go, gs, gf) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_composite, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.div_shift = ds, \
|
||
|
|
.div_width = dw, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.gate_offset = go, \
|
||
|
|
.gate_shift = gs, \
|
||
|
|
.gate_flags = gf, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define COMPOSITE_NOMUX_DIVTBL(_id, cname, pname, f, mo, ds, dw,\
|
||
|
|
df, dt, go, gs, gf) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_composite, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.div_shift = ds, \
|
||
|
|
.div_width = dw, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.div_table = dt, \
|
||
|
|
.gate_offset = go, \
|
||
|
|
.gate_shift = gs, \
|
||
|
|
.gate_flags = gf, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define COMPOSITE_NODIV(_id, cname, pnames, f, mo, ms, mw, mf, \
|
||
|
|
go, gs, gf) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_composite, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = pnames, \
|
||
|
|
.num_parents = ARRAY_SIZE(pnames), \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.mux_shift = ms, \
|
||
|
|
.mux_width = mw, \
|
||
|
|
.mux_flags = mf, \
|
||
|
|
.gate_offset = go, \
|
||
|
|
.gate_shift = gs, \
|
||
|
|
.gate_flags = gf, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define COMPOSITE_NOGATE(_id, cname, pnames, f, mo, ms, mw, mf, \
|
||
|
|
ds, dw, df) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_composite, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = pnames, \
|
||
|
|
.num_parents = ARRAY_SIZE(pnames), \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.mux_shift = ms, \
|
||
|
|
.mux_width = mw, \
|
||
|
|
.mux_flags = mf, \
|
||
|
|
.div_shift = ds, \
|
||
|
|
.div_width = dw, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.gate_offset = -1, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define COMPOSITE_NOGATE_DIVTBL(_id, cname, pnames, f, mo, ms, \
|
||
|
|
mw, mf, ds, dw, df, dt) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_composite, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = pnames, \
|
||
|
|
.num_parents = ARRAY_SIZE(pnames), \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.mux_shift = ms, \
|
||
|
|
.mux_width = mw, \
|
||
|
|
.mux_flags = mf, \
|
||
|
|
.div_shift = ds, \
|
||
|
|
.div_width = dw, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.div_table = dt, \
|
||
|
|
.gate_offset = -1, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define COMPOSITE_FRAC(_id, cname, pname, f, mo, df, go, gs, gf)\
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_fraction_divider, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.div_shift = 16, \
|
||
|
|
.div_width = 16, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.gate_offset = go, \
|
||
|
|
.gate_shift = gs, \
|
||
|
|
.gate_flags = gf, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define COMPOSITE_FRACMUX(_id, cname, pname, f, mo, df, go, gs, gf, ch) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_fraction_divider, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.div_shift = 16, \
|
||
|
|
.div_width = 16, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.gate_offset = go, \
|
||
|
|
.gate_shift = gs, \
|
||
|
|
.gate_flags = gf, \
|
||
|
|
.child = ch, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define COMPOSITE_FRACMUX_NOGATE(_id, cname, pname, f, mo, df, ch) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_fraction_divider, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.div_shift = 16, \
|
||
|
|
.div_width = 16, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.gate_offset = -1, \
|
||
|
|
.child = ch, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define COMPOSITE_DDRCLK(_id, cname, pnames, f, mo, ms, mw, \
|
||
|
|
ds, dw, df) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_ddrclk, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = pnames, \
|
||
|
|
.num_parents = ARRAY_SIZE(pnames), \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = mo, \
|
||
|
|
.mux_shift = ms, \
|
||
|
|
.mux_width = mw, \
|
||
|
|
.div_shift = ds, \
|
||
|
|
.div_width = dw, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.gate_offset = -1, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define MUX(_id, cname, pnames, f, o, s, w, mf) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_mux, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = pnames, \
|
||
|
|
.num_parents = ARRAY_SIZE(pnames), \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = o, \
|
||
|
|
.mux_shift = s, \
|
||
|
|
.mux_width = w, \
|
||
|
|
.mux_flags = mf, \
|
||
|
|
.gate_offset = -1, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define DIV(_id, cname, pname, f, o, s, w, df) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_divider, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = o, \
|
||
|
|
.div_shift = s, \
|
||
|
|
.div_width = w, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.gate_offset = -1, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define DIVTBL(_id, cname, pname, f, o, s, w, df, dt) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_divider, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.muxdiv_offset = o, \
|
||
|
|
.div_shift = s, \
|
||
|
|
.div_width = w, \
|
||
|
|
.div_flags = df, \
|
||
|
|
.div_table = dt, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define GATE(_id, cname, pname, f, o, b, gf) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_gate, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.gate_offset = o, \
|
||
|
|
.gate_shift = b, \
|
||
|
|
.gate_flags = gf, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define MMC(_id, cname, pname, offset, shift) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_mmc, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.muxdiv_offset = offset, \
|
||
|
|
.div_shift = shift, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define INVERTER(_id, cname, pname, io, is, if) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_inverter, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.muxdiv_offset = io, \
|
||
|
|
.div_shift = is, \
|
||
|
|
.div_flags = if, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define FACTOR(_id, cname, pname, f, fm, fd) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_factor, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.div_shift = fm, \
|
||
|
|
.div_width = fd, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define FACTOR_GATE(_id, cname, pname, f, fm, fd, go, gb, gf) \
|
||
|
|
{ \
|
||
|
|
.id = _id, \
|
||
|
|
.branch_type = branch_factor, \
|
||
|
|
.name = cname, \
|
||
|
|
.parent_names = (const char *[]){ pname }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = f, \
|
||
|
|
.div_shift = fm, \
|
||
|
|
.div_width = fd, \
|
||
|
|
.gate_offset = go, \
|
||
|
|
.gate_shift = gb, \
|
||
|
|
.gate_flags = gf, \
|
||
|
|
}
|
||
|
|
|
||
|
|
struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np,
|
||
|
|
void __iomem *base, unsigned long nr_clks);
|
||
|
|
void rockchip_clk_of_add_provider(struct device_node *np,
|
||
|
|
struct rockchip_clk_provider *ctx);
|
||
|
|
void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx,
|
||
|
|
struct clk *clk, unsigned int id);
|
||
|
|
void rockchip_clk_register_branches(struct rockchip_clk_provider *ctx,
|
||
|
|
struct rockchip_clk_branch *list,
|
||
|
|
unsigned int nr_clk);
|
||
|
|
void rockchip_clk_register_plls(struct rockchip_clk_provider *ctx,
|
||
|
|
struct rockchip_pll_clock *pll_list,
|
||
|
|
unsigned int nr_pll, int grf_lock_offset);
|
||
|
|
void rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx,
|
||
|
|
unsigned int lookup_id, const char *name,
|
||
|
|
const char *const *parent_names, u8 num_parents,
|
||
|
|
const struct rockchip_cpuclk_reg_data *reg_data,
|
||
|
|
const struct rockchip_cpuclk_rate_table *rates,
|
||
|
|
int nrates);
|
||
|
|
void rockchip_clk_protect_critical(const char *const clocks[], int nclocks);
|
||
|
|
void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx,
|
||
|
|
unsigned int reg, void (*cb)(void));
|
||
|
|
|
||
|
|
#define ROCKCHIP_SOFTRST_HIWORD_MASK BIT(0)
|
||
|
|
|
||
|
|
#ifdef CONFIG_RESET_CONTROLLER
|
||
|
|
void rockchip_register_softrst(struct device_node *np,
|
||
|
|
unsigned int num_regs,
|
||
|
|
void __iomem *base, u8 flags);
|
||
|
|
#else
|
||
|
|
static inline void rockchip_register_softrst(struct device_node *np,
|
||
|
|
unsigned int num_regs,
|
||
|
|
void __iomem *base, u8 flags)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|