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Signed-off-by: Irving-CH Lin --- drivers/clk/mediatek/Kconfig | 13 ++ drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8189-apmixedsys.c | 192 +++++++++++++++++++ 3 files changed, 206 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8189-apmixedsys.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 2c09fd729bab..80813d7e02af 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -815,6 +815,19 @@ config COMMON_CLK_MT8188_WPESYS help This driver supports MediaTek MT8188 Warp Engine clocks. +config COMMON_CLK_MT8189 + bool "Clock driver for MediaTek MT8189" + depends on ARM64 || COMPILE_TEST + select COMMON_CLK_MEDIATEK + select COMMON_CLK_MEDIATEK_FHCTL + default ARCH_MEDIATEK + help + Enable this option to support the clock management for MediaTek MT8189 SoC. This + includes handling of all primary clock functions and features specific to the MT8189 + platform. Enabling this driver ensures that the system's clock functionality aligns + with the MediaTek MT8189 hardware capabilities, providing efficient management of + clock speeds and power consumption. + config COMMON_CLK_MT8192 tristate "Clock driver for MediaTek MT8192" depends on ARM64 || COMPILE_TEST diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index d8736a060dbd..66577ccb9b93 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -123,6 +123,7 @@ obj-$(CONFIG_COMMON_CLK_MT8188_VDOSYS) += clk-mt8188-vdo0.o clk-mt8188-vdo1.o obj-$(CONFIG_COMMON_CLK_MT8188_VENCSYS) += clk-mt8188-venc.o obj-$(CONFIG_COMMON_CLK_MT8188_VPPSYS) += clk-mt8188-vpp0.o clk-mt8188-vpp1.o obj-$(CONFIG_COMMON_CLK_MT8188_WPESYS) += clk-mt8188-wpe.o +obj-$(CONFIG_COMMON_CLK_MT8189) += clk-mt8189-apmixedsys.o obj-$(CONFIG_COMMON_CLK_MT8192) += clk-mt8192-apmixedsys.o clk-mt8192.o obj-$(CONFIG_COMMON_CLK_MT8192_AUDSYS) += clk-mt8192-aud.o obj-$(CONFIG_COMMON_CLK_MT8192_CAMSYS) += clk-mt8192-cam.o diff --git a/drivers/clk/mediatek/clk-mt8189-apmixedsys.c b/drivers/clk/mediatek/clk-mt8189-apmixedsys.c new file mode 100644 index 000000000000..9c91b7fed87e --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8189-apmixedsys.c @@ -0,0 +1,192 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2025 MediaTek Inc. + * Author: Qiqi Wang + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "clk-fhctl.h" +#include "clk-mtk.h" +#include "clk-pll.h" + +#include + +#define MT8189_PLL_FMAX (3800UL * MHZ) +#define MT8189_PLL_FMIN (1500UL * MHZ) +#define MT8189_PLLEN_OFS 0x70 +#define MT8189_INTEGER_BITS 8 + +#define PLL_SETCLR(_id, _name, _reg, _en_setclr_bit, \ + _rstb_setclr_bit, _flags, _pd_reg, \ + _pd_shift, _tuner_reg, _tuner_en_reg, \ + _tuner_en_bit, _pcw_reg, _pcw_shift, \ + _pcwbits) { \ + .id = _id, \ + .name = _name, \ + .en_reg = MT8189_PLLEN_OFS, \ + .reg = _reg, \ + .pll_en_bit = _en_setclr_bit, \ + .rst_bar_mask = BIT(_rstb_setclr_bit), \ + .flags = _flags, \ + .fmax = MT8189_PLL_FMAX, \ + .fmin = MT8189_PLL_FMIN, \ + .pd_reg = _pd_reg, \ + .pd_shift = _pd_shift, \ + .tuner_reg = _tuner_reg, \ + .tuner_en_reg = _tuner_en_reg, \ + .tuner_en_bit = _tuner_en_bit, \ + .pcw_reg = _pcw_reg, \ + .pcw_shift = _pcw_shift, \ + .pcwbits = _pcwbits, \ + .pcwibits = MT8189_INTEGER_BITS, \ + } + +static const struct mtk_pll_data apmixed_plls[] = { + PLL_SETCLR(CLK_APMIXED_ARMPLL_LL, "armpll-ll", 0x204, 18, + 0, PLL_AO, 0x208, 24, 0, 0, 0, 0x208, 0, 22), + PLL_SETCLR(CLK_APMIXED_ARMPLL_BL, "armpll-bl", 0x214, 17, + 0, PLL_AO, 0x218, 24, 0, 0, 0, 0x218, 0, 22), + PLL_SETCLR(CLK_APMIXED_CCIPLL, "ccipll", 0x224, 16, + 0, PLL_AO, 0x228, 24, 0, 0, 0, 0x228, 0, 22), + PLL_SETCLR(CLK_APMIXED_MAINPLL, "mainpll", 0x304, 15, + 23, HAVE_RST_BAR | PLL_AO, + 0x308, 24, 0, 0, 0, 0x308, 0, 22), + PLL_SETCLR(CLK_APMIXED_UNIVPLL, "univpll", 0x314, 14, + 23, HAVE_RST_BAR, 0x318, 24, 0, 0, 0, 0x318, 0, 22), + PLL_SETCLR(CLK_APMIXED_MMPLL, "mmpll", 0x324, 13, + 23, HAVE_RST_BAR, 0x328, 24, 0, 0, 0, 0x328, 0, 22), + PLL_SETCLR(CLK_APMIXED_MFGPLL, "mfgpll", 0x504, 7, + 0, 0, 0x508, 24, 0, 0, 0, 0x508, 0, 22), + PLL_SETCLR(CLK_APMIXED_APLL1, "apll1", 0x404, 11, + 0, 0, 0x408, 24, 0x040, 0x00c, 0, 0x40c, 0, 32), + PLL_SETCLR(CLK_APMIXED_APLL2, "apll2", 0x418, 10, + 0, 0, 0x41c, 24, 0x044, 0x00c, 1, 0x420, 0, 32), + PLL_SETCLR(CLK_APMIXED_EMIPLL, "emipll", 0x334, 12, + 0, PLL_AO, 0x338, 24, 0, 0, 0, 0x338, 0, 22), + PLL_SETCLR(CLK_APMIXED_APUPLL2, "apupll2", 0x614, 2, + 0, 0, 0x618, 24, 0, 0, 0, 0x618, 0, 22), + PLL_SETCLR(CLK_APMIXED_APUPLL, "apupll", 0x604, 3, + 0, 0, 0x608, 24, 0, 0, 0, 0x608, 0, 22), + PLL_SETCLR(CLK_APMIXED_TVDPLL1, "tvdpll1", 0x42c, 9, + 0, 0, 0x430, 24, 0, 0, 0, 0x430, 0, 22), + PLL_SETCLR(CLK_APMIXED_TVDPLL2, "tvdpll2", 0x43c, 8, + 0, 0, 0x440, 24, 0, 0, 0, 0x440, 0, 22), + PLL_SETCLR(CLK_APMIXED_ETHPLL, "ethpll", 0x514, 6, + 0, 0, 0x518, 24, 0, 0, 0, 0x518, 0, 22), + PLL_SETCLR(CLK_APMIXED_MSDCPLL, "msdcpll", 0x524, 5, + 0, 0, 0x528, 24, 0, 0, 0, 0x528, 0, 22), + PLL_SETCLR(CLK_APMIXED_UFSPLL, "ufspll", 0x534, 4, + 0, 0, 0x538, 24, 0, 0, 0, 0x538, 0, 22), +}; + +#define FH(_pllid, _fhid, _offset) { \ + .data = { \ + .pll_id = _pllid, \ + .fh_id = _fhid, \ + .fh_ver = FHCTL_PLLFH_V2, \ + .fhx_offset = _offset, \ + .dds_mask = GENMASK(21, 0), \ + .slope0_value = 0x6003c97, \ + .slope1_value = 0x6003c97, \ + .sfstrx_en = BIT(2), \ + .frddsx_en = BIT(1), \ + .fhctlx_en = BIT(0), \ + .tgl_org = BIT(31), \ + .dvfs_tri = BIT(31), \ + .pcwchg = BIT(31), \ + .dt_val = 0x0, \ + .df_val = 0x9, \ + .updnlmt_shft = 16, \ + .msk_frddsx_dys = GENMASK(23, 20), \ + .msk_frddsx_dts = GENMASK(19, 16), \ + }, \ + } + +static struct mtk_pllfh_data pllfhs[] = { + FH(CLK_APMIXED_ARMPLL_LL, 0, 0x003C), + FH(CLK_APMIXED_ARMPLL_BL, 1, 0x0050), + FH(CLK_APMIXED_CCIPLL, 2, 0x0064), + FH(CLK_APMIXED_MAINPLL, 3, 0x0078), + FH(CLK_APMIXED_MMPLL, 4, 0x008C), + FH(CLK_APMIXED_MFGPLL, 5, 0x00A0), + FH(CLK_APMIXED_EMIPLL, 6, 0x00B4), + FH(CLK_APMIXED_TVDPLL1, 7, 0x00C8), + FH(CLK_APMIXED_TVDPLL2, 8, 0x00DC), + FH(CLK_APMIXED_MSDCPLL, 9, 0x00F0), + FH(CLK_APMIXED_UFSPLL, 10, 0x0104), + FH(CLK_APMIXED_APUPLL, 11, 0x0118), + FH(CLK_APMIXED_APUPLL2, 12, 0x012c), +}; + +static const struct of_device_id of_match_clk_mt8189_apmixed[] = { + { .compatible = "mediatek,mt8189-apmixedsys" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, of_match_clk_mt8189_apmixed); + +static int clk_mt8189_apmixed_probe(struct platform_device *pdev) +{ + int r; + struct clk_hw_onecell_data *clk_data; + struct device_node *node = pdev->dev.of_node; + const u8 *fhctl_node = "mediatek,mt8189-fhctl"; + + clk_data = mtk_alloc_clk_data(ARRAY_SIZE(apmixed_plls)); + if (!clk_data) + return -ENOMEM; + + fhctl_parse_dt(fhctl_node, pllfhs, ARRAY_SIZE(pllfhs)); + + r = mtk_clk_register_pllfhs(&pdev->dev, apmixed_plls, ARRAY_SIZE(apmixed_plls), + pllfhs, ARRAY_SIZE(pllfhs), clk_data); + if (r) + goto free_apmixed_data; + + r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); + if (r) + goto unregister_plls; + + platform_set_drvdata(pdev, clk_data); + + return 0; + +unregister_plls: + mtk_clk_unregister_plls(apmixed_plls, ARRAY_SIZE(apmixed_plls), + clk_data); +free_apmixed_data: + mtk_free_clk_data(clk_data); + return r; +} + +static void clk_mt8189_apmixed_remove(struct platform_device *pdev) +{ + struct device_node *node = pdev->dev.of_node; + struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev); + + of_clk_del_provider(node); + mtk_clk_unregister_pllfhs(apmixed_plls, ARRAY_SIZE(apmixed_plls), pllfhs, + ARRAY_SIZE(pllfhs), clk_data); + mtk_free_clk_data(clk_data); +} + +static struct platform_driver clk_mt8189_apmixed_drv = { + .probe = clk_mt8189_apmixed_probe, + .remove = clk_mt8189_apmixed_remove, + .driver = { + .name = "clk-mt8189-apmixed", + .of_match_table = of_match_clk_mt8189_apmixed, + }, +}; + +module_platform_driver(clk_mt8189_apmixed_drv); +MODULE_DESCRIPTION("MediaTek MT8189 apmixed clocks driver"); +MODULE_LICENSE("GPL"); -- 2.45.2