diff options
Diffstat (limited to 'drivers/clk/rockchip/clk.h')
| -rw-r--r-- | drivers/clk/rockchip/clk.h | 639 |
1 files changed, 578 insertions, 61 deletions
diff --git a/drivers/clk/rockchip/clk.h b/drivers/clk/rockchip/clk.h index d6798a9055..df819c61f1 100644 --- a/drivers/clk/rockchip/clk.h +++ b/drivers/clk/rockchip/clk.h @@ -1,23 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (c) 2014 MundoReader S.L. * Author: Heiko Stuebner <heiko@sntech.de> * + * Copyright (c) 2015 Rockchip Electronics Co. Ltd. + * Author: Xing Zheng <zhengxing@rock-chips.com> + * * based on * * samsung/clk.h * Copyright (c) 2013 Samsung Electronics Co., Ltd. * Copyright (c) 2013 Linaro Ltd. * Author: Thomas Abraham <thomas.ab@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #ifndef CLK_ROCKCHIP_CLK_H @@ -25,31 +19,97 @@ #include <io.h> #include <linux/clk.h> - -/* To keep changes from kernel smaller */ -#define CLK_GATE_SET_TO_DISABLE CLK_GATE_INVERTED -#define CLK_GET_RATE_NOCACHE 0 +#include <restart.h> #define HIWORD_UPDATE(val, mask, shift) \ ((val) << (shift) | (mask) << ((shift) + 16)) -/* register positions shared by RK2928, RK3066 and RK3188 */ -#define RK2928_PLL_CON(x) (x * 0x4) +/* register positions shared by PX30, RV1108, RK2928, RK3036, RK3066, RK3188 and RK3228 */ +#define BOOST_PLL_H_CON(x) ((x) * 0x4) +#define BOOST_CLK_CON 0x0008 +#define BOOST_BOOST_CON 0x000c +#define BOOST_SWITCH_CNT 0x0010 +#define BOOST_HIGH_PERF_CNT0 0x0014 +#define BOOST_HIGH_PERF_CNT1 0x0018 +#define BOOST_STATIS_THRESHOLD 0x001c +#define BOOST_SHORT_SWITCH_CNT 0x0020 +#define BOOST_SWITCH_THRESHOLD 0x0024 +#define BOOST_FSM_STATUS 0x0028 +#define BOOST_PLL_L_CON(x) ((x) * 0x4 + 0x2c) +#define BOOST_RECOVERY_MASK 0x1 +#define BOOST_RECOVERY_SHIFT 1 +#define BOOST_SW_CTRL_MASK 0x1 +#define BOOST_SW_CTRL_SHIFT 2 +#define BOOST_LOW_FREQ_EN_MASK 0x1 +#define BOOST_LOW_FREQ_EN_SHIFT 3 +#define BOOST_BUSY_STATE BIT(8) + +#define PX30_PLL_CON(x) ((x) * 0x4) +#define PX30_CLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define PX30_CLKGATE_CON(x) ((x) * 0x4 + 0x200) +#define PX30_GLB_SRST_FST 0xb8 +#define PX30_GLB_SRST_SND 0xbc +#define PX30_SOFTRST_CON(x) ((x) * 0x4 + 0x300) +#define PX30_MODE_CON 0xa0 +#define PX30_MISC_CON 0xa4 +#define PX30_SDMMC_CON0 0x380 +#define PX30_SDMMC_CON1 0x384 +#define PX30_SDIO_CON0 0x388 +#define PX30_SDIO_CON1 0x38c +#define PX30_EMMC_CON0 0x390 +#define PX30_EMMC_CON1 0x394 + +#define PX30_PMU_PLL_CON(x) ((x) * 0x4) +#define PX30_PMU_CLKSEL_CON(x) ((x) * 0x4 + 0x40) +#define PX30_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x80) +#define PX30_PMU_MODE 0x0020 + +#define RV1108_PLL_CON(x) ((x) * 0x4) +#define RV1108_CLKSEL_CON(x) ((x) * 0x4 + 0x60) +#define RV1108_CLKGATE_CON(x) ((x) * 0x4 + 0x120) +#define RV1108_SOFTRST_CON(x) ((x) * 0x4 + 0x180) +#define RV1108_GLB_SRST_FST 0x1c0 +#define RV1108_GLB_SRST_SND 0x1c4 +#define RV1108_MISC_CON 0x1cc +#define RV1108_SDMMC_CON0 0x1d8 +#define RV1108_SDMMC_CON1 0x1dc +#define RV1108_SDIO_CON0 0x1e0 +#define RV1108_SDIO_CON1 0x1e4 +#define RV1108_EMMC_CON0 0x1e8 +#define RV1108_EMMC_CON1 0x1ec + +#define RK2928_PLL_CON(x) ((x) * 0x4) #define RK2928_MODE_CON 0x40 -#define RK2928_CLKSEL_CON(x) (x * 0x4 + 0x44) -#define RK2928_CLKGATE_CON(x) (x * 0x4 + 0xd0) +#define RK2928_CLKSEL_CON(x) ((x) * 0x4 + 0x44) +#define RK2928_CLKGATE_CON(x) ((x) * 0x4 + 0xd0) #define RK2928_GLB_SRST_FST 0x100 #define RK2928_GLB_SRST_SND 0x104 -#define RK2928_SOFTRST_CON(x) (x * 0x4 + 0x110) +#define RK2928_SOFTRST_CON(x) ((x) * 0x4 + 0x110) #define RK2928_MISC_CON 0x134 +#define RK3036_SDMMC_CON0 0x144 +#define RK3036_SDMMC_CON1 0x148 +#define RK3036_SDIO_CON0 0x14c +#define RK3036_SDIO_CON1 0x150 +#define RK3036_EMMC_CON0 0x154 +#define RK3036_EMMC_CON1 0x158 + +#define RK3228_GLB_SRST_FST 0x1f0 +#define RK3228_GLB_SRST_SND 0x1f4 +#define RK3228_SDMMC_CON0 0x1c0 +#define RK3228_SDMMC_CON1 0x1c4 +#define RK3228_SDIO_CON0 0x1c8 +#define RK3228_SDIO_CON1 0x1cc +#define RK3228_EMMC_CON0 0x1d8 +#define RK3228_EMMC_CON1 0x1dc + #define RK3288_PLL_CON(x) RK2928_PLL_CON(x) #define RK3288_MODE_CON 0x50 -#define RK3288_CLKSEL_CON(x) (x * 0x4 + 0x60) -#define RK3288_CLKGATE_CON(x) (x * 0x4 + 0x160) +#define RK3288_CLKSEL_CON(x) ((x) * 0x4 + 0x60) +#define RK3288_CLKGATE_CON(x) ((x) * 0x4 + 0x160) #define RK3288_GLB_SRST_FST 0x1b0 #define RK3288_GLB_SRST_SND 0x1b4 -#define RK3288_SOFTRST_CON(x) (x * 0x4 + 0x1b8) +#define RK3288_SOFTRST_CON(x) ((x) * 0x4 + 0x1b8) #define RK3288_MISC_CON 0x1e8 #define RK3288_SDMMC_CON0 0x200 #define RK3288_SDMMC_CON1 0x204 @@ -60,41 +120,247 @@ #define RK3288_EMMC_CON0 0x218 #define RK3288_EMMC_CON1 0x21c +#define RK3308_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3308_CLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define RK3308_CLKGATE_CON(x) ((x) * 0x4 + 0x300) +#define RK3308_GLB_SRST_FST 0xb8 +#define RK3308_SOFTRST_CON(x) ((x) * 0x4 + 0x400) +#define RK3308_MODE_CON 0xa0 +#define RK3308_SDMMC_CON0 0x480 +#define RK3308_SDMMC_CON1 0x484 +#define RK3308_SDIO_CON0 0x488 +#define RK3308_SDIO_CON1 0x48c +#define RK3308_EMMC_CON0 0x490 +#define RK3308_EMMC_CON1 0x494 + +#define RK3328_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3328_CLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define RK3328_CLKGATE_CON(x) ((x) * 0x4 + 0x200) +#define RK3328_GRFCLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define RK3328_GLB_SRST_FST 0x9c +#define RK3328_GLB_SRST_SND 0x98 +#define RK3328_SOFTRST_CON(x) ((x) * 0x4 + 0x300) +#define RK3328_MODE_CON 0x80 +#define RK3328_MISC_CON 0x84 +#define RK3328_SDMMC_CON0 0x380 +#define RK3328_SDMMC_CON1 0x384 +#define RK3328_SDIO_CON0 0x388 +#define RK3328_SDIO_CON1 0x38c +#define RK3328_EMMC_CON0 0x390 +#define RK3328_EMMC_CON1 0x394 +#define RK3328_SDMMC_EXT_CON0 0x398 +#define RK3328_SDMMC_EXT_CON1 0x39C + +#define RK3368_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3368_CLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define RK3368_CLKGATE_CON(x) ((x) * 0x4 + 0x200) +#define RK3368_GLB_SRST_FST 0x280 +#define RK3368_GLB_SRST_SND 0x284 +#define RK3368_SOFTRST_CON(x) ((x) * 0x4 + 0x300) +#define RK3368_MISC_CON 0x380 +#define RK3368_SDMMC_CON0 0x400 +#define RK3368_SDMMC_CON1 0x404 +#define RK3368_SDIO0_CON0 0x408 +#define RK3368_SDIO0_CON1 0x40c +#define RK3368_SDIO1_CON0 0x410 +#define RK3368_SDIO1_CON1 0x414 +#define RK3368_EMMC_CON0 0x418 +#define RK3368_EMMC_CON1 0x41c + +#define RK3399_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3399_CLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define RK3399_CLKGATE_CON(x) ((x) * 0x4 + 0x300) +#define RK3399_SOFTRST_CON(x) ((x) * 0x4 + 0x400) +#define RK3399_GLB_SRST_FST 0x500 +#define RK3399_GLB_SRST_SND 0x504 +#define RK3399_GLB_CNT_TH 0x508 +#define RK3399_MISC_CON 0x50c +#define RK3399_RST_CON 0x510 +#define RK3399_RST_ST 0x514 +#define RK3399_SDMMC_CON0 0x580 +#define RK3399_SDMMC_CON1 0x584 +#define RK3399_SDIO_CON0 0x588 +#define RK3399_SDIO_CON1 0x58c + +#define RK3399_PMU_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3399_PMU_CLKSEL_CON(x) ((x) * 0x4 + 0x80) +#define RK3399_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x100) +#define RK3399_PMU_SOFTRST_CON(x) ((x) * 0x4 + 0x110) + +#define RK3568_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3568_MODE_CON0 0xc0 +#define RK3568_MISC_CON0 0xc4 +#define RK3568_MISC_CON1 0xc8 +#define RK3568_MISC_CON2 0xcc +#define RK3568_GLB_CNT_TH 0xd0 +#define RK3568_GLB_SRST_FST 0xd4 +#define RK3568_GLB_SRST_SND 0xd8 +#define RK3568_GLB_RST_CON 0xdc +#define RK3568_GLB_RST_ST 0xe0 +#define RK3568_CLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define RK3568_CLKGATE_CON(x) ((x) * 0x4 + 0x300) +#define RK3568_SOFTRST_CON(x) ((x) * 0x4 + 0x400) +#define RK3568_SDMMC0_CON0 0x580 +#define RK3568_SDMMC0_CON1 0x584 +#define RK3568_SDMMC1_CON0 0x588 +#define RK3568_SDMMC1_CON1 0x58c +#define RK3568_SDMMC2_CON0 0x590 +#define RK3568_SDMMC2_CON1 0x594 +#define RK3568_EMMC_CON0 0x598 +#define RK3568_EMMC_CON1 0x59c + +#define RK3568_PMU_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3568_PMU_MODE_CON0 0x80 +#define RK3568_PMU_CLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define RK3568_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x180) +#define RK3568_PMU_SOFTRST_CON(x) ((x) * 0x4 + 0x200) + +#define RK3588_PHP_CRU_BASE 0x8000 +#define RK3588_PMU_CRU_BASE 0x30000 +#define RK3588_BIGCORE0_CRU_BASE 0x50000 +#define RK3588_BIGCORE1_CRU_BASE 0x52000 +#define RK3588_DSU_CRU_BASE 0x58000 + +#define RK3588_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3588_MODE_CON0 0x280 +#define RK3588_B0_PLL_MODE_CON0 (RK3588_BIGCORE0_CRU_BASE + 0x280) +#define RK3588_B1_PLL_MODE_CON0 (RK3588_BIGCORE1_CRU_BASE + 0x280) +#define RK3588_LPLL_MODE_CON0 (RK3588_DSU_CRU_BASE + 0x280) +#define RK3588_CLKSEL_CON(x) ((x) * 0x4 + 0x300) +#define RK3588_CLKGATE_CON(x) ((x) * 0x4 + 0x800) +#define RK3588_SOFTRST_CON(x) ((x) * 0x4 + 0xa00) +#define RK3588_GLB_CNT_TH 0xc00 +#define RK3588_GLB_SRST_FST 0xc08 +#define RK3588_GLB_SRST_SND 0xc0c +#define RK3588_GLB_RST_CON 0xc10 +#define RK3588_GLB_RST_ST 0xc04 +#define RK3588_SDIO_CON0 0xC24 +#define RK3588_SDIO_CON1 0xC28 +#define RK3588_SDMMC_CON0 0xC30 +#define RK3588_SDMMC_CON1 0xC34 + +#define RK3588_PHP_CLKGATE_CON(x) ((x) * 0x4 + RK3588_PHP_CRU_BASE + 0x800) +#define RK3588_PHP_SOFTRST_CON(x) ((x) * 0x4 + RK3588_PHP_CRU_BASE + 0xa00) + +#define RK3588_PMU_PLL_CON(x) ((x) * 0x4 + RK3588_PHP_CRU_BASE) +#define RK3588_PMU_CLKSEL_CON(x) ((x) * 0x4 + RK3588_PMU_CRU_BASE + 0x300) +#define RK3588_PMU_CLKGATE_CON(x) ((x) * 0x4 + RK3588_PMU_CRU_BASE + 0x800) +#define RK3588_PMU_SOFTRST_CON(x) ((x) * 0x4 + RK3588_PMU_CRU_BASE + 0xa00) + +#define RK3588_B0_PLL_CON(x) ((x) * 0x4 + RK3588_BIGCORE0_CRU_BASE) +#define RK3588_BIGCORE0_CLKSEL_CON(x) ((x) * 0x4 + RK3588_BIGCORE0_CRU_BASE + 0x300) +#define RK3588_BIGCORE0_CLKGATE_CON(x) ((x) * 0x4 + RK3588_BIGCORE0_CRU_BASE + 0x800) +#define RK3588_BIGCORE0_SOFTRST_CON(x) ((x) * 0x4 + RK3588_BIGCORE0_CRU_BASE + 0xa00) +#define RK3588_B1_PLL_CON(x) ((x) * 0x4 + RK3588_BIGCORE1_CRU_BASE) +#define RK3588_BIGCORE1_CLKSEL_CON(x) ((x) * 0x4 + RK3588_BIGCORE1_CRU_BASE + 0x300) +#define RK3588_BIGCORE1_CLKGATE_CON(x) ((x) * 0x4 + RK3588_BIGCORE1_CRU_BASE + 0x800) +#define RK3588_BIGCORE1_SOFTRST_CON(x) ((x) * 0x4 + RK3588_BIGCORE1_CRU_BASE + 0xa00) +#define RK3588_LPLL_CON(x) ((x) * 0x4 + RK3588_DSU_CRU_BASE) +#define RK3588_DSU_CLKSEL_CON(x) ((x) * 0x4 + RK3588_DSU_CRU_BASE + 0x300) +#define RK3588_DSU_CLKGATE_CON(x) ((x) * 0x4 + RK3588_DSU_CRU_BASE + 0x800) +#define RK3588_DSU_SOFTRST_CON(x) ((x) * 0x4 + RK3588_DSU_CRU_BASE + 0xa00) + enum rockchip_pll_type { + pll_rk3036, pll_rk3066, + pll_rk3328, + pll_rk3399, + pll_rk3588, + pll_rk3588_core, }; +#define RK3036_PLL_RATE(_rate, _refdiv, _fbdiv, _postdiv1, \ + _postdiv2, _dsmpd, _frac) \ +{ \ + .rate = _rate##U, \ + .fbdiv = _fbdiv, \ + .postdiv1 = _postdiv1, \ + .refdiv = _refdiv, \ + .postdiv2 = _postdiv2, \ + .dsmpd = _dsmpd, \ + .frac = _frac, \ +} + #define RK3066_PLL_RATE(_rate, _nr, _nf, _no) \ { \ .rate = _rate##U, \ .nr = _nr, \ .nf = _nf, \ .no = _no, \ - .bwadj = (_nf >> 1), \ + .nb = ((_nf) < 2) ? 1 : (_nf) >> 1, \ } -#define RK3066_PLL_RATE_BWADJ(_rate, _nr, _nf, _no, _bw) \ +#define RK3066_PLL_RATE_NB(_rate, _nr, _nf, _no, _nb) \ { \ .rate = _rate##U, \ .nr = _nr, \ .nf = _nf, \ .no = _no, \ - .bwadj = _bw, \ + .nb = _nb, \ } +#define RK3588_PLL_RATE(_rate, _p, _m, _s, _k) \ +{ \ + .rate = _rate##U, \ + .p = _p, \ + .m = _m, \ + .s = _s, \ + .k = _k, \ +} + +/** + * struct rockchip_clk_provider - information about clock provider + * @reg_base: virtual address for the register base. + * @clk_data: holds clock related data like clk* and number of clocks. + * @cru_node: device-node of the clock-provider + * @grf: regmap of the general-register-files syscon + * @lock: maintains exclusion between callbacks for a given clock-provider. + */ +struct rockchip_clk_provider { + void __iomem *reg_base; + struct clk_onecell_data clk_data; + struct device_node *cru_node; + struct regmap *grf; + struct restart_handler restart_handler; + unsigned int reg_restart; + spinlock_t lock; +}; + struct rockchip_pll_rate_table { unsigned long rate; - unsigned int nr; - unsigned int nf; - unsigned int no; - unsigned int bwadj; + union { + struct { + /* for RK3066 */ + unsigned int nr; + unsigned int nf; + unsigned int no; + unsigned int nb; + }; + struct { + /* for RK3036/RK3399 */ + unsigned int fbdiv; + unsigned int postdiv1; + unsigned int refdiv; + unsigned int postdiv2; + unsigned int dsmpd; + unsigned int frac; + }; + struct { + /* for RK3588 */ + unsigned int m; + unsigned int p; + unsigned int s; + unsigned int k; + }; + }; }; /** - * struct rockchip_pll_clock: information about pll clock + * struct rockchip_pll_clock - information about pll clock * @id: platform specific id of the clock. * @name: name of this pll clock. - * @parent_name: name of the parent clock. + * @parent_names: name of the parent clock. + * @num_parents: number of parents * @flags: optional flags for basic clock. * @con_offset: offset of the register for configuring the PLL. * @mode_offset: offset of the register for configuring the PLL-mode. @@ -111,7 +377,7 @@ struct rockchip_pll_rate_table { struct rockchip_pll_clock { unsigned int id; const char *name; - const char **parent_names; + const char *const *parent_names; u8 num_parents; unsigned long flags; int con_offset; @@ -142,71 +408,116 @@ struct rockchip_pll_clock { .rate_table = _rtable, \ } -struct clk *rockchip_clk_register_pll(enum rockchip_pll_type pll_type, - const char *name, const char **parent_names, u8 num_parents, - void __iomem *base, int con_offset, int grf_lock_offset, - int lock_shift, int reg_mode, int mode_shift, +struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx, + enum rockchip_pll_type pll_type, + const char *name, const char *const *parent_names, + u8 num_parents, int con_offset, int grf_lock_offset, + int lock_shift, int mode_offset, int mode_shift, struct rockchip_pll_rate_table *rate_table, - u8 clk_pll_flags); + unsigned long flags, u8 clk_pll_flags); struct rockchip_cpuclk_clksel { int reg; u32 val; }; -#define ROCKCHIP_CPUCLK_NUM_DIVIDERS 2 +#define ROCKCHIP_CPUCLK_NUM_DIVIDERS 6 +#define ROCKCHIP_CPUCLK_MAX_CORES 4 struct rockchip_cpuclk_rate_table { unsigned long prate; struct rockchip_cpuclk_clksel divs[ROCKCHIP_CPUCLK_NUM_DIVIDERS]; + struct rockchip_cpuclk_clksel pre_muxs[ROCKCHIP_CPUCLK_NUM_DIVIDERS]; + struct rockchip_cpuclk_clksel post_muxs[ROCKCHIP_CPUCLK_NUM_DIVIDERS]; }; /** - * struct rockchip_cpuclk_reg_data: describes register offsets and masks of the cpuclock - * @core_reg: register offset of the core settings register - * @div_core_shift: core divider offset used to divide the pll value - * @div_core_mask: core divider mask + * struct rockchip_cpuclk_reg_data - register offsets and masks of the cpuclock + * @core_reg[]: register offset of the cores setting register + * @div_core_shift[]: cores divider offset used to divide the pll value + * @div_core_mask[]: cores divider mask + * @num_cores: number of cpu cores + * @mux_core_reg: register offset of the cores select parent + * @mux_core_alt: mux value to select alternate parent + * @mux_core_main: mux value to select main parent of core * @mux_core_shift: offset of the core multiplexer + * @mux_core_mask: core multiplexer mask */ struct rockchip_cpuclk_reg_data { - int core_reg; - u8 div_core_shift; - u32 div_core_mask; - int mux_core_reg; - u8 mux_core_shift; + int core_reg[ROCKCHIP_CPUCLK_MAX_CORES]; + u8 div_core_shift[ROCKCHIP_CPUCLK_MAX_CORES]; + u32 div_core_mask[ROCKCHIP_CPUCLK_MAX_CORES]; + int num_cores; + int mux_core_reg; + u8 mux_core_alt; + u8 mux_core_main; + u8 mux_core_shift; + u32 mux_core_mask; }; struct clk *rockchip_clk_register_cpuclk(const char *name, - const char **parent_names, u8 num_parents, + 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); + int nrates, void __iomem *reg_base, spinlock_t *lock); struct clk *rockchip_clk_register_mmc(const char *name, - const char **parent_names, u8 num_parents, + const char *const *parent_names, u8 num_parents, void __iomem *reg, int shift); -#define PNAME(x) static const char *x[] __initconst +/* + * 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 **parent_names; + 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; @@ -214,6 +525,7 @@ struct rockchip_clk_branch { 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,\ @@ -237,6 +549,28 @@ struct rockchip_clk_branch { .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) \ { \ @@ -311,6 +645,26 @@ struct rockchip_clk_branch { .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, \ @@ -328,6 +682,58 @@ struct rockchip_clk_branch { .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, \ @@ -343,6 +749,21 @@ struct rockchip_clk_branch { .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, \ @@ -397,19 +818,115 @@ struct rockchip_clk_branch { .div_shift = shift, \ } -void rockchip_clk_init(struct device_node *np, void __iomem *base, - unsigned long nr_clks); -struct regmap *rockchip_clk_get_grf(void); -void rockchip_clk_add_lookup(struct clk *clk, unsigned int id); -void rockchip_clk_register_branches(struct rockchip_clk_branch *clk_list, +#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, \ + } + +/* 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_pll_clock *pll_list, +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(unsigned int lookup_id, const char *name, - const char **parent_names, u8 num_parents, +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 *clocks[], int nclocks); +void rockchip_clk_protect_critical(const char *const clocks[], int nclocks); +void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx, + unsigned int reg); + +#define ROCKCHIP_SOFTRST_HIWORD_MASK BIT(0) + +#ifdef CONFIG_RESET_CONTROLLER +void rockchip_register_softrst_lut(struct device_node *np, + const int *lookup_table, + unsigned int num_regs, + void __iomem *base, u8 flags); +#else +static inline void rockchip_register_softrst_lut(struct device_node *np, + const int *lookup_table, + unsigned int num_regs, + void __iomem *base, u8 flags) +{ +} +#endif + +static inline void rockchip_register_softrst(struct device_node *np, + unsigned int num_regs, + void __iomem *base, u8 flags) +{ + return rockchip_register_softrst_lut(np, NULL, num_regs, base, flags); +} + +void rk3588_rst_init(struct device_node *np, void __iomem *reg_base); #endif |