Add MT8186 vencsys clock controller which provide clock gate control for video encoder. Signed-off-by: Chun-Jie Chen <chun-jie.chen@xxxxxxxxxxxx> --- drivers/clk/mediatek/Makefile | 2 +- drivers/clk/mediatek/clk-mt8186-venc.c | 50 ++++++++++++++++++++++++++ 2 files changed, 51 insertions(+), 1 deletion(-) create mode 100644 drivers/clk/mediatek/clk-mt8186-venc.c diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index e29e6a661115..c5d5a10734d0 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -70,7 +70,7 @@ obj-$(CONFIG_COMMON_CLK_MT8183_VENCSYS) += clk-mt8183-venc.o obj-$(CONFIG_COMMON_CLK_MT8186) += clk-mt8186-mcu.o clk-mt8186-topckgen.o clk-mt8186-infra_ao.o \ clk-mt8186-apmixedsys.o clk-mt8186-imp_iic_wrap.o \ clk-mt8186-mfg.o clk-mt8186-mm.o clk-mt8186-wpe.o \ - clk-mt8186-img.o clk-mt8186-vdec.o + clk-mt8186-img.o clk-mt8186-vdec.o clk-mt8186-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 diff --git a/drivers/clk/mediatek/clk-mt8186-venc.c b/drivers/clk/mediatek/clk-mt8186-venc.c new file mode 100644 index 000000000000..4cd69f9ebf76 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8186-venc.c @@ -0,0 +1,50 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2022 MediaTek Inc. +// Author: Chun-Jie Chen <chun-jie.chen@xxxxxxxxxxxx> + +#include "clk-gate.h" +#include "clk-mtk.h" + +#include <dt-bindings/clock/mt8186-clk.h> +#include <linux/clk-provider.h> +#include <linux/platform_device.h> + +static const struct mtk_gate_regs venc_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_VENC(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &venc_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv) + +static const struct mtk_gate venc_clks[] = { + GATE_VENC(CLK_VENC_CKE0_LARB, "venc_cke0_larb", "top_venc", 0), + GATE_VENC(CLK_VENC_CKE1_VENC, "venc_cke1_venc", "top_venc", 4), + GATE_VENC(CLK_VENC_CKE2_JPGENC, "venc_cke2_jpgenc", "top_venc", 8), + GATE_VENC(CLK_VENC_CKE5_GALS, "venc_cke5_gals", "top_venc", 28), +}; + +static const struct mtk_clk_desc venc_desc = { + .clks = venc_clks, + .num_clks = ARRAY_SIZE(venc_clks), +}; + +static const struct of_device_id of_match_clk_mt8186_venc[] = { + { + .compatible = "mediatek,mt8186-vencsys", + .data = &venc_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8186_venc_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8186-venc", + .of_match_table = of_match_clk_mt8186_venc, + }, +}; +builtin_platform_driver(clk_mt8186_venc_drv); -- 2.18.0