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![Elaine Zhang](/assets/img/avatar_default.png)
Before the change: The sizeof rk3568_pll_rates = 2544 Use union: The sizeof rk3568_pll_rates = 1696 In future Soc, more PLL types will be added, and the rockchip_pll_rate_table will add more members, and the space savings will be even more pronounced by using union. Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com> Link: https://lore.kernel.org/r/20210511090726.15146-1-zhangqing@rock-chips.com Signed-off-by: Heiko Stuebner <heiko@sntech.de>
915 lines
26 KiB
C
915 lines
26 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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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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#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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/* register positions shared by PX30, RV1108, RK2928, RK3036, RK3066, RK3188 and RK3228 */
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#define BOOST_PLL_H_CON(x) ((x) * 0x4)
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#define BOOST_CLK_CON 0x0008
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#define BOOST_BOOST_CON 0x000c
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#define BOOST_SWITCH_CNT 0x0010
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#define BOOST_HIGH_PERF_CNT0 0x0014
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#define BOOST_HIGH_PERF_CNT1 0x0018
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#define BOOST_STATIS_THRESHOLD 0x001c
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#define BOOST_SHORT_SWITCH_CNT 0x0020
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#define BOOST_SWITCH_THRESHOLD 0x0024
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#define BOOST_FSM_STATUS 0x0028
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#define BOOST_PLL_L_CON(x) ((x) * 0x4 + 0x2c)
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#define BOOST_RECOVERY_MASK 0x1
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#define BOOST_RECOVERY_SHIFT 1
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#define BOOST_SW_CTRL_MASK 0x1
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#define BOOST_SW_CTRL_SHIFT 2
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#define BOOST_LOW_FREQ_EN_MASK 0x1
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#define BOOST_LOW_FREQ_EN_SHIFT 3
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#define BOOST_BUSY_STATE BIT(8)
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#define PX30_PLL_CON(x) ((x) * 0x4)
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#define PX30_CLKSEL_CON(x) ((x) * 0x4 + 0x100)
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#define PX30_CLKGATE_CON(x) ((x) * 0x4 + 0x200)
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#define PX30_GLB_SRST_FST 0xb8
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#define PX30_GLB_SRST_SND 0xbc
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#define PX30_SOFTRST_CON(x) ((x) * 0x4 + 0x300)
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#define PX30_MODE_CON 0xa0
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#define PX30_MISC_CON 0xa4
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#define PX30_SDMMC_CON0 0x380
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#define PX30_SDMMC_CON1 0x384
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#define PX30_SDIO_CON0 0x388
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#define PX30_SDIO_CON1 0x38c
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#define PX30_EMMC_CON0 0x390
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#define PX30_EMMC_CON1 0x394
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#define PX30_PMU_PLL_CON(x) ((x) * 0x4)
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#define PX30_PMU_CLKSEL_CON(x) ((x) * 0x4 + 0x40)
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#define PX30_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x80)
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#define PX30_PMU_MODE 0x0020
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#define RV1108_PLL_CON(x) ((x) * 0x4)
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#define RV1108_CLKSEL_CON(x) ((x) * 0x4 + 0x60)
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#define RV1108_CLKGATE_CON(x) ((x) * 0x4 + 0x120)
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#define RV1108_SOFTRST_CON(x) ((x) * 0x4 + 0x180)
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#define RV1108_GLB_SRST_FST 0x1c0
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#define RV1108_GLB_SRST_SND 0x1c4
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#define RV1108_MISC_CON 0x1cc
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#define RV1108_SDMMC_CON0 0x1d8
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#define RV1108_SDMMC_CON1 0x1dc
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#define RV1108_SDIO_CON0 0x1e0
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#define RV1108_SDIO_CON1 0x1e4
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#define RV1108_EMMC_CON0 0x1e8
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#define RV1108_EMMC_CON1 0x1ec
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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 RK3308_PLL_CON(x) RK2928_PLL_CON(x)
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#define RK3308_CLKSEL_CON(x) ((x) * 0x4 + 0x100)
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#define RK3308_CLKGATE_CON(x) ((x) * 0x4 + 0x300)
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#define RK3308_GLB_SRST_FST 0xb8
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#define RK3308_SOFTRST_CON(x) ((x) * 0x4 + 0x400)
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#define RK3308_MODE_CON 0xa0
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#define RK3308_SDMMC_CON0 0x480
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#define RK3308_SDMMC_CON1 0x484
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#define RK3308_SDIO_CON0 0x488
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#define RK3308_SDIO_CON1 0x48c
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#define RK3308_EMMC_CON0 0x490
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#define RK3308_EMMC_CON1 0x494
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#define RK3328_PLL_CON(x) RK2928_PLL_CON(x)
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#define RK3328_CLKSEL_CON(x) ((x) * 0x4 + 0x100)
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#define RK3328_CLKGATE_CON(x) ((x) * 0x4 + 0x200)
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#define RK3328_GRFCLKSEL_CON(x) ((x) * 0x4 + 0x100)
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#define RK3328_GLB_SRST_FST 0x9c
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#define RK3328_GLB_SRST_SND 0x98
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#define RK3328_SOFTRST_CON(x) ((x) * 0x4 + 0x300)
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#define RK3328_MODE_CON 0x80
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#define RK3328_MISC_CON 0x84
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#define RK3328_SDMMC_CON0 0x380
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#define RK3328_SDMMC_CON1 0x384
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#define RK3328_SDIO_CON0 0x388
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#define RK3328_SDIO_CON1 0x38c
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#define RK3328_EMMC_CON0 0x390
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#define RK3328_EMMC_CON1 0x394
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#define RK3328_SDMMC_EXT_CON0 0x398
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#define RK3328_SDMMC_EXT_CON1 0x39C
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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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#define RK3568_PLL_CON(x) RK2928_PLL_CON(x)
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#define RK3568_MODE_CON0 0xc0
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#define RK3568_MISC_CON0 0xc4
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#define RK3568_MISC_CON1 0xc8
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#define RK3568_MISC_CON2 0xcc
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#define RK3568_GLB_CNT_TH 0xd0
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#define RK3568_GLB_SRST_FST 0xd4
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#define RK3568_GLB_SRST_SND 0xd8
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#define RK3568_GLB_RST_CON 0xdc
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#define RK3568_GLB_RST_ST 0xe0
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#define RK3568_CLKSEL_CON(x) ((x) * 0x4 + 0x100)
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#define RK3568_CLKGATE_CON(x) ((x) * 0x4 + 0x300)
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#define RK3568_SOFTRST_CON(x) ((x) * 0x4 + 0x400)
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#define RK3568_SDMMC0_CON0 0x580
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#define RK3568_SDMMC0_CON1 0x584
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#define RK3568_SDMMC1_CON0 0x588
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#define RK3568_SDMMC1_CON1 0x58c
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#define RK3568_SDMMC2_CON0 0x590
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#define RK3568_SDMMC2_CON1 0x594
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#define RK3568_EMMC_CON0 0x598
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#define RK3568_EMMC_CON1 0x59c
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#define RK3568_PMU_PLL_CON(x) RK2928_PLL_CON(x)
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#define RK3568_PMU_MODE_CON0 0x80
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#define RK3568_PMU_CLKSEL_CON(x) ((x) * 0x4 + 0x100)
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#define RK3568_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x180)
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#define RK3568_PMU_SOFTRST_CON(x) ((x) * 0x4 + 0x200)
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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_rk3328,
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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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union {
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struct {
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/* for RK3066 */
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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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};
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struct {
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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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};
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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 5
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#define ROCKCHIP_CPUCLK_MAX_CORES 4
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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 cores setting register
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* @div_core_shift[]: cores divider offset used to divide the pll value
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* @div_core_mask[]: cores divider mask
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* @num_cores: number of cpu cores
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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[ROCKCHIP_CPUCLK_MAX_CORES];
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u8 div_core_shift[ROCKCHIP_CPUCLK_MAX_CORES];
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u32 div_core_mask[ROCKCHIP_CPUCLK_MAX_CORES];
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int num_cores;
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u8 mux_core_alt;
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u8 mux_core_main;
|
|
u8 mux_core_shift;
|
|
u32 mux_core_mask;
|
|
};
|
|
|
|
struct clk *rockchip_clk_register_cpuclk(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 __iomem *reg_base, spinlock_t *lock);
|
|
|
|
struct clk *rockchip_clk_register_mmc(const char *name,
|
|
const char *const *parent_names, u8 num_parents,
|
|
void __iomem *reg, int shift);
|
|
|
|
/*
|
|
* DDRCLK flags, including method of setting the rate
|
|
* ROCKCHIP_DDRCLK_SIP: use SIP call to bl31 to change ddrclk rate.
|
|
*/
|
|
#define ROCKCHIP_DDRCLK_SIP BIT(0)
|
|
|
|
struct clk *rockchip_clk_register_ddrclk(const char *name, int flags,
|
|
const char *const *parent_names,
|
|
u8 num_parents, int mux_offset,
|
|
int mux_shift, int mux_width,
|
|
int div_shift, int div_width,
|
|
int ddr_flags, void __iomem *reg_base,
|
|
spinlock_t *lock);
|
|
|
|
#define ROCKCHIP_INVERTER_HIWORD_MASK BIT(0)
|
|
|
|
struct clk *rockchip_clk_register_inverter(const char *name,
|
|
const char *const *parent_names, u8 num_parents,
|
|
void __iomem *reg, int shift, int flags,
|
|
spinlock_t *lock);
|
|
|
|
struct clk *rockchip_clk_register_muxgrf(const char *name,
|
|
const char *const *parent_names, u8 num_parents,
|
|
int flags, struct regmap *grf, int reg,
|
|
int shift, int width, int mux_flags);
|
|
|
|
#define PNAME(x) static const char *const x[] __initconst
|
|
|
|
enum rockchip_clk_branch_type {
|
|
branch_composite,
|
|
branch_mux,
|
|
branch_muxgrf,
|
|
branch_divider,
|
|
branch_fraction_divider,
|
|
branch_gate,
|
|
branch_mmc,
|
|
branch_inverter,
|
|
branch_factor,
|
|
branch_ddrclk,
|
|
branch_half_divider,
|
|
};
|
|
|
|
struct rockchip_clk_branch {
|
|
unsigned int id;
|
|
enum rockchip_clk_branch_type branch_type;
|
|
const char *name;
|
|
const char *const *parent_names;
|
|
u8 num_parents;
|
|
unsigned long flags;
|
|
int muxdiv_offset;
|
|
u8 mux_shift;
|
|
u8 mux_width;
|
|
u8 mux_flags;
|
|
int div_offset;
|
|
u8 div_shift;
|
|
u8 div_width;
|
|
u8 div_flags;
|
|
struct clk_div_table *div_table;
|
|
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_DIV_OFFSET(_id, cname, pnames, f, mo, ms, mw, \
|
|
mf, do, 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_offset = do, \
|
|
.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 MUXGRF(_id, cname, pnames, f, o, s, w, mf) \
|
|
{ \
|
|
.id = _id, \
|
|
.branch_type = branch_muxgrf, \
|
|
.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, \
|
|
}
|
|
|
|
#define COMPOSITE_HALFDIV(_id, cname, pnames, f, mo, ms, mw, mf, ds, dw,\
|
|
df, go, gs, gf) \
|
|
{ \
|
|
.id = _id, \
|
|
.branch_type = branch_half_divider, \
|
|
.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_NOGATE_HALFDIV(_id, cname, pnames, f, mo, ms, mw, mf, \
|
|
ds, dw, df) \
|
|
{ \
|
|
.id = _id, \
|
|
.branch_type = branch_half_divider, \
|
|
.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_NOMUX_HALFDIV(_id, cname, pname, f, mo, ds, dw, df, \
|
|
go, gs, gf) \
|
|
{ \
|
|
.id = _id, \
|
|
.branch_type = branch_half_divider, \
|
|
.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 DIV_HALF(_id, cname, pname, f, o, s, w, df) \
|
|
{ \
|
|
.id = _id, \
|
|
.branch_type = branch_half_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, \
|
|
}
|
|
|
|
/* SGRF clocks are only accessible from secure mode, so not controllable */
|
|
#define SGRF_GATE(_id, cname, pname) \
|
|
FACTOR(_id, cname, pname, 0, 1, 1)
|
|
|
|
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,
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struct rockchip_pll_clock *pll_list,
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unsigned int nr_pll, int grf_lock_offset);
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void rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx,
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unsigned int lookup_id, 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);
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void rockchip_clk_protect_critical(const char *const clocks[], int nclocks);
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void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx,
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unsigned int reg, void (*cb)(void));
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#define ROCKCHIP_SOFTRST_HIWORD_MASK BIT(0)
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struct clk *rockchip_clk_register_halfdiv(const char *name,
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const char *const *parent_names,
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u8 num_parents, void __iomem *base,
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int muxdiv_offset, u8 mux_shift,
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u8 mux_width, u8 mux_flags,
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u8 div_shift, u8 div_width,
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u8 div_flags, int gate_offset,
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u8 gate_shift, u8 gate_flags,
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unsigned long flags,
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spinlock_t *lock);
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#ifdef CONFIG_RESET_CONTROLLER
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void rockchip_register_softrst(struct device_node *np,
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unsigned int num_regs,
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void __iomem *base, u8 flags);
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#else
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static inline void rockchip_register_softrst(struct device_node *np,
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unsigned int num_regs,
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void __iomem *base, u8 flags)
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{
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}
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#endif
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#endif
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