From 9d0c6572d5f0715aebd2864d79f47abeb9ff0653 Mon Sep 17 00:00:00 2001 From: Chun-Jie Chen Date: Tue, 14 Sep 2021 10:16:19 +0800 Subject: clk: mediatek: Add MT8195 camsys clock support Add MT8195 camsys clock controllers which provide clock gate control for camera IP blocks. Signed-off-by: Chun-Jie Chen Reviewed-by: Chen-Yu Tsai Link: https://lore.kernel.org/r/20210914021633.26377-11-chun-jie.chen@mediatek.com Signed-off-by: Stephen Boyd --- drivers/clk/mediatek/Makefile | 3 +- drivers/clk/mediatek/clk-mt8195-cam.c | 142 ++++++++++++++++++++++++++++++++++ 2 files changed, 144 insertions(+), 1 deletion(-) create mode 100644 drivers/clk/mediatek/clk-mt8195-cam.c (limited to 'drivers/clk/mediatek') diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index 62c37eae4e62..e9bee5cca9c4 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -81,6 +81,7 @@ obj-$(CONFIG_COMMON_CLK_MT8192_SCP_ADSP) += clk-mt8192-scp_adsp.o obj-$(CONFIG_COMMON_CLK_MT8192_VDECSYS) += clk-mt8192-vdec.o obj-$(CONFIG_COMMON_CLK_MT8192_VENCSYS) += clk-mt8192-venc.o obj-$(CONFIG_COMMON_CLK_MT8195) += clk-mt8195-apmixedsys.o clk-mt8195-topckgen.o \ - clk-mt8195-peri_ao.o clk-mt8195-infra_ao.o + clk-mt8195-peri_ao.o clk-mt8195-infra_ao.o \ + clk-mt8195-cam.o obj-$(CONFIG_COMMON_CLK_MT8516) += clk-mt8516.o obj-$(CONFIG_COMMON_CLK_MT8516_AUDSYS) += clk-mt8516-aud.o diff --git a/drivers/clk/mediatek/clk-mt8195-cam.c b/drivers/clk/mediatek/clk-mt8195-cam.c new file mode 100644 index 000000000000..3d261fc3848e --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8195-cam.c @@ -0,0 +1,142 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2021 MediaTek Inc. +// Author: Chun-Jie Chen + +#include "clk-gate.h" +#include "clk-mtk.h" + +#include +#include +#include + +static const struct mtk_gate_regs cam_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_CAM(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &cam_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate cam_clks[] = { + GATE_CAM(CLK_CAM_LARB13, "cam_larb13", "top_cam", 0), + GATE_CAM(CLK_CAM_LARB14, "cam_larb14", "top_cam", 1), + GATE_CAM(CLK_CAM_MAIN_CAM, "cam_main_cam", "top_cam", 3), + GATE_CAM(CLK_CAM_MAIN_CAMTG, "cam_main_camtg", "top_cam", 4), + GATE_CAM(CLK_CAM_SENINF, "cam_seninf", "top_cam", 5), + GATE_CAM(CLK_CAM_GCAMSVA, "cam_gcamsva", "top_cam", 6), + GATE_CAM(CLK_CAM_GCAMSVB, "cam_gcamsvb", "top_cam", 7), + GATE_CAM(CLK_CAM_GCAMSVC, "cam_gcamsvc", "top_cam", 8), + GATE_CAM(CLK_CAM_SCAMSA, "cam_scamsa", "top_cam", 9), + GATE_CAM(CLK_CAM_SCAMSB, "cam_scamsb", "top_cam", 10), + GATE_CAM(CLK_CAM_CAMSV_TOP, "cam_camsv_top", "top_cam", 11), + GATE_CAM(CLK_CAM_CAMSV_CQ, "cam_camsv_cq", "top_cam", 12), + GATE_CAM(CLK_CAM_ADL, "cam_adl", "top_cam", 16), + GATE_CAM(CLK_CAM_ASG, "cam_asg", "top_cam", 17), + GATE_CAM(CLK_CAM_PDA, "cam_pda", "top_cam", 18), + GATE_CAM(CLK_CAM_FAKE_ENG, "cam_fake_eng", "top_cam", 19), + GATE_CAM(CLK_CAM_MAIN_MRAW0, "cam_main_mraw0", "top_cam", 20), + GATE_CAM(CLK_CAM_MAIN_MRAW1, "cam_main_mraw1", "top_cam", 21), + GATE_CAM(CLK_CAM_MAIN_MRAW2, "cam_main_mraw2", "top_cam", 22), + GATE_CAM(CLK_CAM_MAIN_MRAW3, "cam_main_mraw3", "top_cam", 23), + GATE_CAM(CLK_CAM_CAM2MM0_GALS, "cam_cam2mm0_gals", "top_cam", 24), + GATE_CAM(CLK_CAM_CAM2MM1_GALS, "cam_cam2mm1_gals", "top_cam", 25), + GATE_CAM(CLK_CAM_CAM2SYS_GALS, "cam_cam2sys_gals", "top_cam", 26), +}; + +static const struct mtk_gate cam_mraw_clks[] = { + GATE_CAM(CLK_CAM_MRAW_LARBX, "cam_mraw_larbx", "top_cam", 0), + GATE_CAM(CLK_CAM_MRAW_CAMTG, "cam_mraw_camtg", "top_cam", 2), + GATE_CAM(CLK_CAM_MRAW_MRAW0, "cam_mraw_mraw0", "top_cam", 3), + GATE_CAM(CLK_CAM_MRAW_MRAW1, "cam_mraw_mraw1", "top_cam", 4), + GATE_CAM(CLK_CAM_MRAW_MRAW2, "cam_mraw_mraw2", "top_cam", 5), + GATE_CAM(CLK_CAM_MRAW_MRAW3, "cam_mraw_mraw3", "top_cam", 6), +}; + +static const struct mtk_gate cam_rawa_clks[] = { + GATE_CAM(CLK_CAM_RAWA_LARBX, "cam_rawa_larbx", "top_cam", 0), + GATE_CAM(CLK_CAM_RAWA_CAM, "cam_rawa_cam", "top_cam", 1), + GATE_CAM(CLK_CAM_RAWA_CAMTG, "cam_rawa_camtg", "top_cam", 2), +}; + +static const struct mtk_gate cam_rawb_clks[] = { + GATE_CAM(CLK_CAM_RAWB_LARBX, "cam_rawb_larbx", "top_cam", 0), + GATE_CAM(CLK_CAM_RAWB_CAM, "cam_rawb_cam", "top_cam", 1), + GATE_CAM(CLK_CAM_RAWB_CAMTG, "cam_rawb_camtg", "top_cam", 2), +}; + +static const struct mtk_gate cam_yuva_clks[] = { + GATE_CAM(CLK_CAM_YUVA_LARBX, "cam_yuva_larbx", "top_cam", 0), + GATE_CAM(CLK_CAM_YUVA_CAM, "cam_yuva_cam", "top_cam", 1), + GATE_CAM(CLK_CAM_YUVA_CAMTG, "cam_yuva_camtg", "top_cam", 2), +}; + +static const struct mtk_gate cam_yuvb_clks[] = { + GATE_CAM(CLK_CAM_YUVB_LARBX, "cam_yuvb_larbx", "top_cam", 0), + GATE_CAM(CLK_CAM_YUVB_CAM, "cam_yuvb_cam", "top_cam", 1), + GATE_CAM(CLK_CAM_YUVB_CAMTG, "cam_yuvb_camtg", "top_cam", 2), +}; + +static const struct mtk_clk_desc cam_desc = { + .clks = cam_clks, + .num_clks = ARRAY_SIZE(cam_clks), +}; + +static const struct mtk_clk_desc cam_mraw_desc = { + .clks = cam_mraw_clks, + .num_clks = ARRAY_SIZE(cam_mraw_clks), +}; + +static const struct mtk_clk_desc cam_rawa_desc = { + .clks = cam_rawa_clks, + .num_clks = ARRAY_SIZE(cam_rawa_clks), +}; + +static const struct mtk_clk_desc cam_rawb_desc = { + .clks = cam_rawb_clks, + .num_clks = ARRAY_SIZE(cam_rawb_clks), +}; + +static const struct mtk_clk_desc cam_yuva_desc = { + .clks = cam_yuva_clks, + .num_clks = ARRAY_SIZE(cam_yuva_clks), +}; + +static const struct mtk_clk_desc cam_yuvb_desc = { + .clks = cam_yuvb_clks, + .num_clks = ARRAY_SIZE(cam_yuvb_clks), +}; + +static const struct of_device_id of_match_clk_mt8195_cam[] = { + { + .compatible = "mediatek,mt8195-camsys", + .data = &cam_desc, + }, { + .compatible = "mediatek,mt8195-camsys_mraw", + .data = &cam_mraw_desc, + }, { + .compatible = "mediatek,mt8195-camsys_rawa", + .data = &cam_rawa_desc, + }, { + .compatible = "mediatek,mt8195-camsys_rawb", + .data = &cam_rawb_desc, + }, { + .compatible = "mediatek,mt8195-camsys_yuva", + .data = &cam_yuva_desc, + }, { + .compatible = "mediatek,mt8195-camsys_yuvb", + .data = &cam_yuvb_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8195_cam_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8195-cam", + .of_match_table = of_match_clk_mt8195_cam, + }, +}; +builtin_platform_driver(clk_mt8195_cam_drv); -- cgit v1.2.3