Add support for the MT8196 vdecsys clock controller, which provides clock gate control for the video decoder. Reviewed-by: Nícolas F. R. A. Prado Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Laura Nao --- drivers/clk/mediatek/Kconfig | 7 + drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8196-vdec.c | 253 +++++++++++++++++++++++++ 3 files changed, 261 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8196-vdec.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index f2237f27495f..12d32bc03fc6 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -1059,6 +1059,13 @@ config COMMON_CLK_MT8196_UFSSYS help This driver supports MediaTek MT8196 ufssys clocks. +config COMMON_CLK_MT8196_VDECSYS + tristate "Clock driver for MediaTek MT8196 vdecsys" + depends on COMMON_CLK_MT8196 + default m + help + This driver supports MediaTek MT8196 vdecsys clocks. + config COMMON_CLK_MT8365 tristate "Clock driver for MediaTek MT8365" depends on ARCH_MEDIATEK || COMPILE_TEST diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index f3afd34311c8..131582b12783 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -161,6 +161,7 @@ obj-$(CONFIG_COMMON_CLK_MT8196_MMSYS) += clk-mt8196-disp0.o clk-mt8196-disp1.o c clk-mt8196-ovl0.o clk-mt8196-ovl1.o obj-$(CONFIG_COMMON_CLK_MT8196_PEXTPSYS) += clk-mt8196-pextp.o obj-$(CONFIG_COMMON_CLK_MT8196_UFSSYS) += clk-mt8196-ufs_ao.o +obj-$(CONFIG_COMMON_CLK_MT8196_VDECSYS) += clk-mt8196-vdec.o obj-$(CONFIG_COMMON_CLK_MT8365) += clk-mt8365-apmixedsys.o clk-mt8365.o obj-$(CONFIG_COMMON_CLK_MT8365_APU) += clk-mt8365-apu.o obj-$(CONFIG_COMMON_CLK_MT8365_CAM) += clk-mt8365-cam.o diff --git a/drivers/clk/mediatek/clk-mt8196-vdec.c b/drivers/clk/mediatek/clk-mt8196-vdec.c new file mode 100644 index 000000000000..9de07a6c0db7 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8196-vdec.c @@ -0,0 +1,253 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2025 MediaTek Inc. + * Guangjie Song + * Copyright (c) 2025 Collabora Ltd. + * Laura Nao + */ + +#include "clk-gate.h" +#include "clk-mtk.h" + +#include +#include +#include +#include +#include + +static const struct mtk_gate_regs vde20_cg_regs = { + .set_ofs = 0x0, + .clr_ofs = 0x4, + .sta_ofs = 0x0, +}; + +static const struct mtk_gate_regs vde20_hwv_regs = { + .set_ofs = 0x0088, + .clr_ofs = 0x008c, + .sta_ofs = 0x2c44, +}; + +static const struct mtk_gate_regs vde21_cg_regs = { + .set_ofs = 0x200, + .clr_ofs = 0x204, + .sta_ofs = 0x200, +}; + +static const struct mtk_gate_regs vde21_hwv_regs = { + .set_ofs = 0x0080, + .clr_ofs = 0x0084, + .sta_ofs = 0x2c40, +}; + +static const struct mtk_gate_regs vde22_cg_regs = { + .set_ofs = 0x8, + .clr_ofs = 0xc, + .sta_ofs = 0x8, +}; + +static const struct mtk_gate_regs vde22_hwv_regs = { + .set_ofs = 0x0078, + .clr_ofs = 0x007c, + .sta_ofs = 0x2c3c, +}; + +#define GATE_HWV_VDE20(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vde20_cg_regs, \ + .hwv_regs = &vde20_hwv_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\ + .flags = CLK_OPS_PARENT_ENABLE, \ + } + +#define GATE_HWV_VDE21(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vde21_cg_regs, \ + .hwv_regs = &vde21_hwv_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\ + .flags = CLK_OPS_PARENT_ENABLE, \ + } + +#define GATE_HWV_VDE22(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vde22_cg_regs, \ + .hwv_regs = &vde22_hwv_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\ + .flags = CLK_OPS_PARENT_ENABLE | \ + CLK_IGNORE_UNUSED, \ + } + +static const struct mtk_gate vde2_clks[] = { + /* VDE20 */ + GATE_HWV_VDE20(CLK_VDE2_VDEC_CKEN, "vde2_vdec_cken", "vdec", 0), + GATE_HWV_VDE20(CLK_VDE2_VDEC_ACTIVE, "vde2_vdec_active", "vdec", 4), + GATE_HWV_VDE20(CLK_VDE2_VDEC_CKEN_ENG, "vde2_vdec_cken_eng", "vdec", 8), + /* VDE21 */ + GATE_HWV_VDE21(CLK_VDE2_LAT_CKEN, "vde2_lat_cken", "vdec", 0), + GATE_HWV_VDE21(CLK_VDE2_LAT_ACTIVE, "vde2_lat_active", "vdec", 4), + GATE_HWV_VDE21(CLK_VDE2_LAT_CKEN_ENG, "vde2_lat_cken_eng", "vdec", 8), + /* VDE22 */ + GATE_HWV_VDE22(CLK_VDE2_LARB1_CKEN, "vde2_larb1_cken", "vdec", 0), +}; + +static const struct mtk_clk_desc vde2_mcd = { + .clks = vde2_clks, + .num_clks = ARRAY_SIZE(vde2_clks), + .need_runtime_pm = true, +}; + +static const struct mtk_gate_regs vde10_hwv_regs = { + .set_ofs = 0x00a0, + .clr_ofs = 0x00a4, + .sta_ofs = 0x2c50, +}; + +static const struct mtk_gate_regs vde11_cg_regs = { + .set_ofs = 0x1e0, + .clr_ofs = 0x1e0, + .sta_ofs = 0x1e0, +}; + +static const struct mtk_gate_regs vde11_hwv_regs = { + .set_ofs = 0x00b0, + .clr_ofs = 0x00b4, + .sta_ofs = 0x2c58, +}; + +static const struct mtk_gate_regs vde12_cg_regs = { + .set_ofs = 0x1ec, + .clr_ofs = 0x1ec, + .sta_ofs = 0x1ec, +}; + +static const struct mtk_gate_regs vde12_hwv_regs = { + .set_ofs = 0x00a8, + .clr_ofs = 0x00ac, + .sta_ofs = 0x2c54, +}; + +static const struct mtk_gate_regs vde13_cg_regs = { + .set_ofs = 0x200, + .clr_ofs = 0x204, + .sta_ofs = 0x200, +}; + +static const struct mtk_gate_regs vde13_hwv_regs = { + .set_ofs = 0x0098, + .clr_ofs = 0x009c, + .sta_ofs = 0x2c4c, +}; + +static const struct mtk_gate_regs vde14_hwv_regs = { + .set_ofs = 0x0090, + .clr_ofs = 0x0094, + .sta_ofs = 0x2c48, +}; + +#define GATE_HWV_VDE10(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vde20_cg_regs, \ + .hwv_regs = &vde10_hwv_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\ + .flags = CLK_OPS_PARENT_ENABLE, \ + } + +#define GATE_HWV_VDE11(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vde11_cg_regs, \ + .hwv_regs = &vde11_hwv_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_hwv_ops_setclr_inv, \ + .flags = CLK_OPS_PARENT_ENABLE, \ + } + +#define GATE_HWV_VDE12(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vde12_cg_regs, \ + .hwv_regs = &vde12_hwv_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_hwv_ops_setclr_inv, \ + .flags = CLK_OPS_PARENT_ENABLE \ + } + +#define GATE_HWV_VDE13(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vde13_cg_regs, \ + .hwv_regs = &vde13_hwv_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\ + .flags = CLK_OPS_PARENT_ENABLE, \ + } + +#define GATE_HWV_VDE14(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vde22_cg_regs, \ + .hwv_regs = &vde14_hwv_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_hwv_ops_setclr_inv,\ + .flags = CLK_OPS_PARENT_ENABLE | \ + CLK_IGNORE_UNUSED, \ + } + +static const struct mtk_gate vde1_clks[] = { + /* VDE10 */ + GATE_HWV_VDE10(CLK_VDE1_VDEC_CKEN, "vde1_vdec_cken", "vdec", 0), + GATE_HWV_VDE10(CLK_VDE1_VDEC_ACTIVE, "vde1_vdec_active", "vdec", 4), + GATE_HWV_VDE10(CLK_VDE1_VDEC_CKEN_ENG, "vde1_vdec_cken_eng", "vdec", 8), + /* VDE11 */ + GATE_HWV_VDE11(CLK_VDE1_VDEC_SOC_IPS_EN, "vde1_vdec_soc_ips_en", "vdec", 0), + /* VDE12 */ + GATE_HWV_VDE12(CLK_VDE1_VDEC_SOC_APTV_EN, "vde1_aptv_en", "ck_tck_26m_mx9_ck", 0), + GATE_HWV_VDE12(CLK_VDE1_VDEC_SOC_APTV_TOP_EN, "vde1_aptv_topen", "ck_tck_26m_mx9_ck", 1), + /* VDE13 */ + GATE_HWV_VDE13(CLK_VDE1_LAT_CKEN, "vde1_lat_cken", "vdec", 0), + GATE_HWV_VDE13(CLK_VDE1_LAT_ACTIVE, "vde1_lat_active", "vdec", 4), + GATE_HWV_VDE13(CLK_VDE1_LAT_CKEN_ENG, "vde1_lat_cken_eng", "vdec", 8), + /* VDE14 */ + GATE_HWV_VDE14(CLK_VDE1_LARB1_CKEN, "vde1_larb1_cken", "vdec", 0), +}; + +static const struct mtk_clk_desc vde1_mcd = { + .clks = vde1_clks, + .num_clks = ARRAY_SIZE(vde1_clks), + .need_runtime_pm = true, +}; + +static const struct of_device_id of_match_clk_mt8196_vdec[] = { + { .compatible = "mediatek,mt8196-vdecsys", .data = &vde2_mcd }, + { .compatible = "mediatek,mt8196-vdecsys-soc", .data = &vde1_mcd }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, of_match_clk_mt8196_vdec); + +static struct platform_driver clk_mt8196_vdec_drv = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt8196-vdec", + .of_match_table = of_match_clk_mt8196_vdec, + }, +}; +module_platform_driver(clk_mt8196_vdec_drv); + +MODULE_DESCRIPTION("MediaTek MT8196 Video Decoders clocks driver"); +MODULE_LICENSE("GPL"); -- 2.39.5