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Mon, 9 Nov 2020 10:03:53 +0800 From: Weiyi Lu To: Matthias Brugger , Rob Herring , Stephen Boyd , Nicolas Boichat Subject: [PATCH v5 12/24] clk: mediatek: Add MT8192 camsys clock support Date: Mon, 9 Nov 2020 10:03:37 +0800 Message-ID: <1604887429-29445-13-git-send-email-weiyi.lu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1604887429-29445-1-git-send-email-weiyi.lu@mediatek.com> References: <1604887429-29445-1-git-send-email-weiyi.lu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201108_210409_044990_01592BCA X-CRM114-Status: GOOD ( 17.93 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Weiyi Lu , srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Yingjoe Chen , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add MT8192 camsys and camsys raw clock providers Signed-off-by: Weiyi Lu --- drivers/clk/mediatek/Kconfig | 6 ++ drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8192-cam.c | 107 ++++++++++++++++++++++++++++++++++ 3 files changed, 114 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8192-cam.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 1a8b0c1..a75b7ec 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -503,6 +503,12 @@ config COMMON_CLK_MT8192_AUDSYS help This driver supports MediaTek MT8192 audsys clocks. +config COMMON_CLK_MT8192_CAMSYS + bool "Clock driver for MediaTek MT8192 camsys" + depends on COMMON_CLK_MT8192 + help + This driver supports MediaTek MT8192 camsys and camsys_raw clocks. + config COMMON_CLK_MT8516 bool "Clock driver for MediaTek MT8516" depends on ARCH_MEDIATEK || COMPILE_TEST diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index 1d0f2e8..94bf7a0 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -69,5 +69,6 @@ obj-$(CONFIG_COMMON_CLK_MT8183_VDECSYS) += clk-mt8183-vdec.o obj-$(CONFIG_COMMON_CLK_MT8183_VENCSYS) += clk-mt8183-venc.o obj-$(CONFIG_COMMON_CLK_MT8192) += clk-mt8192.o obj-$(CONFIG_COMMON_CLK_MT8192_AUDSYS) += clk-mt8192-aud.o +obj-$(CONFIG_COMMON_CLK_MT8192_CAMSYS) += clk-mt8192-cam.o obj-$(CONFIG_COMMON_CLK_MT8516) += clk-mt8516.o obj-$(CONFIG_COMMON_CLK_MT8516_AUDSYS) += clk-mt8516-aud.o diff --git a/drivers/clk/mediatek/clk-mt8192-cam.c b/drivers/clk/mediatek/clk-mt8192-cam.c new file mode 100644 index 0000000..549ea8e --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8192-cam.c @@ -0,0 +1,107 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2020 MediaTek Inc. +// Author: Weiyi Lu + +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#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", "cam_sel", 0), + GATE_CAM(CLK_CAM_DFP_VAD, "cam_dfp_vad", "cam_sel", 1), + GATE_CAM(CLK_CAM_LARB14, "cam_larb14", "cam_sel", 2), + GATE_CAM(CLK_CAM_CAM, "cam_cam", "cam_sel", 6), + GATE_CAM(CLK_CAM_CAMTG, "cam_camtg", "cam_sel", 7), + GATE_CAM(CLK_CAM_SENINF, "cam_seninf", "cam_sel", 8), + GATE_CAM(CLK_CAM_CAMSV0, "cam_camsv0", "cam_sel", 9), + GATE_CAM(CLK_CAM_CAMSV1, "cam_camsv1", "cam_sel", 10), + GATE_CAM(CLK_CAM_CAMSV2, "cam_camsv2", "cam_sel", 11), + GATE_CAM(CLK_CAM_CAMSV3, "cam_camsv3", "cam_sel", 12), + GATE_CAM(CLK_CAM_CCU0, "cam_ccu0", "cam_sel", 13), + GATE_CAM(CLK_CAM_CCU1, "cam_ccu1", "cam_sel", 14), + GATE_CAM(CLK_CAM_MRAW0, "cam_mraw0", "cam_sel", 15), + GATE_CAM(CLK_CAM_FAKE_ENG, "cam_fake_eng", "cam_sel", 17), + GATE_CAM(CLK_CAM_CCU_GALS, "cam_ccu_gals", "cam_sel", 18), + GATE_CAM(CLK_CAM_CAM2MM_GALS, "cam2mm_gals", "cam_sel", 19), +}; + +static const struct mtk_gate cam_rawa_clks[] = { + GATE_CAM(CLK_CAM_RAWA_LARBX, "cam_rawa_larbx", "cam_sel", 0), + GATE_CAM(CLK_CAM_RAWA_CAM, "cam_rawa_cam", "cam_sel", 1), + GATE_CAM(CLK_CAM_RAWA_CAMTG, "cam_rawa_camtg", "cam_sel", 2), +}; + +static const struct mtk_gate cam_rawb_clks[] = { + GATE_CAM(CLK_CAM_RAWB_LARBX, "cam_rawb_larbx", "cam_sel", 0), + GATE_CAM(CLK_CAM_RAWB_CAM, "cam_rawb_cam", "cam_sel", 1), + GATE_CAM(CLK_CAM_RAWB_CAMTG, "cam_rawb_camtg", "cam_sel", 2), +}; + +static const struct mtk_gate cam_rawc_clks[] = { + GATE_CAM(CLK_CAM_RAWC_LARBX, "cam_rawc_larbx", "cam_sel", 0), + GATE_CAM(CLK_CAM_RAWC_CAM, "cam_rawc_cam", "cam_sel", 1), + GATE_CAM(CLK_CAM_RAWC_CAMTG, "cam_rawc_camtg", "cam_sel", 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_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_rawc_desc = { + .clks = cam_rawc_clks, + .num_clks = ARRAY_SIZE(cam_rawc_clks), +}; + +static const struct of_device_id of_match_clk_mt8192_cam[] = { + { + .compatible = "mediatek,mt8192-camsys", + .data = &cam_desc, + }, { + .compatible = "mediatek,mt8192-camsys_rawa", + .data = &cam_rawa_desc, + }, { + .compatible = "mediatek,mt8192-camsys_rawb", + .data = &cam_rawb_desc, + }, { + .compatible = "mediatek,mt8192-camsys_rawc", + .data = &cam_rawc_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8192_cam_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8192-cam", + .of_match_table = of_match_clk_mt8192_cam, + }, +}; + +builtin_platform_driver(clk_mt8192_cam_drv);