From bb87c1109ce2f4c947b5b92a1f82ec75f8f969f8 Mon Sep 17 00:00:00 2001 From: "Garmin.Chang" Date: Fri, 31 Mar 2023 20:36:16 +0800 Subject: [PATCH] clk: mediatek: Add MT8188 vencsys clock support Add MT8188 vencsys clock controllers which provide clock gate control for video encoder. Signed-off-by: Garmin.Chang Reviewed-by: AngeloGioacchino Del Regno Link: https://lore.kernel.org/r/20230331123621.16167-15-Garmin.Chang@mediatek.com Signed-off-by: Stephen Boyd --- drivers/clk/mediatek/Kconfig | 7 ++++ drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8188-venc.c | 54 ++++++++++++++++++++++++++ 3 files changed, 62 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8188-venc.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index d39fa2b1c572..87ac1df8e901 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -734,6 +734,13 @@ config COMMON_CLK_MT8188_VDOSYS help This driver supports MediaTek MT8188 vdosys0/1 (multimedia) clocks. +config COMMON_CLK_MT8188_VENCSYS + tristate "Clock driver for MediaTek MT8188 vencsys" + depends on COMMON_CLK_MT8188_VPPSYS + default COMMON_CLK_MT8188_VPPSYS + help + This driver supports MediaTek MT8188 vencsys clocks. + 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 a6b80bb0b1bf..d56be5cb0534 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -108,6 +108,7 @@ obj-$(CONFIG_COMMON_CLK_MT8188_IPESYS) += clk-mt8188-ipe.o obj-$(CONFIG_COMMON_CLK_MT8188_MFGCFG) += clk-mt8188-mfg.o obj-$(CONFIG_COMMON_CLK_MT8188_VDECSYS) += clk-mt8188-vdec.o obj-$(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_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-mt8188-venc.c b/drivers/clk/mediatek/clk-mt8188-venc.c new file mode 100644 index 000000000000..6f6589ccd5a0 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8188-venc.c @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022 MediaTek Inc. + * Author: Garmin Chang + */ + +#include +#include +#include + +#include "clk-gate.h" +#include "clk-mtk.h" + +static const struct mtk_gate_regs venc1_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_VENC1(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &venc1_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv) + +static const struct mtk_gate venc1_clks[] = { + GATE_VENC1(CLK_VENC1_LARB, "venc1_larb", "top_venc", 0), + GATE_VENC1(CLK_VENC1_VENC, "venc1_venc", "top_venc", 4), + GATE_VENC1(CLK_VENC1_JPGENC, "venc1_jpgenc", "top_venc", 8), + GATE_VENC1(CLK_VENC1_JPGDEC, "venc1_jpgdec", "top_venc", 12), + GATE_VENC1(CLK_VENC1_JPGDEC_C1, "venc1_jpgdec_c1", "top_venc", 16), + GATE_VENC1(CLK_VENC1_GALS, "venc1_gals", "top_venc", 28), + GATE_VENC1(CLK_VENC1_GALS_SRAM, "venc1_gals_sram", "top_venc", 31), +}; + +static const struct mtk_clk_desc venc1_desc = { + .clks = venc1_clks, + .num_clks = ARRAY_SIZE(venc1_clks), +}; + +static const struct of_device_id of_match_clk_mt8188_venc1[] = { + { .compatible = "mediatek,mt8188-vencsys", .data = &venc1_desc }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(platform, of_match_clk_mt8188_venc1); + +static struct platform_driver clk_mt8188_venc1_drv = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt8188-venc1", + .of_match_table = of_match_clk_mt8188_venc1, + }, +}; + +module_platform_driver(clk_mt8188_venc1_drv); +MODULE_LICENSE("GPL"); -- 2.25.1