Add MT8192 mfgcfg clock provider Signed-off-by: Weiyi Lu <weiyi.lu@xxxxxxxxxxxx> Signed-off-by: chun-jie.chen <chun-jie.chen@xxxxxxxxxxxx> --- drivers/clk/mediatek/Kconfig | 6 ++++ drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8192-mfg.c | 50 +++++++++++++++++++++++++++ 3 files changed, 57 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8192-mfg.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 59104b8cd7dc..e212f3416855 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -544,6 +544,12 @@ config COMMON_CLK_MT8192_MDPSYS help This driver supports MediaTek MT8192 mdpsys clocks. +config COMMON_CLK_MT8192_MFGCFG + bool "Clock driver for MediaTek MT8192 mfgcfg" + depends on COMMON_CLK_MT8192 + help + This driver supports MediaTek MT8192 mfgcfg 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 7b258cb1f914..024841a79f1c 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -74,5 +74,6 @@ obj-$(CONFIG_COMMON_CLK_MT8192_IMGSYS) += clk-mt8192-img.o obj-$(CONFIG_COMMON_CLK_MT8192_IMP_IIC_WRAP) += clk-mt8192-imp_iic_wrap.o obj-$(CONFIG_COMMON_CLK_MT8192_IPESYS) += clk-mt8192-ipe.o obj-$(CONFIG_COMMON_CLK_MT8192_MDPSYS) += clk-mt8192-mdp.o +obj-$(CONFIG_COMMON_CLK_MT8192_MFGCFG) += clk-mt8192-mfg.o obj-$(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-mfg.c b/drivers/clk/mediatek/clk-mt8192-mfg.c new file mode 100644 index 000000000000..510be987d406 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8192-mfg.c @@ -0,0 +1,50 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2020 MediaTek Inc. +// Author: Weiyi Lu <weiyi.lu@xxxxxxxxxxxx> + +#include <linux/clk-provider.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include <dt-bindings/clock/mt8192-clk.h> + +static const struct mtk_gate_regs mfg_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_MFG(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &mfg_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate mfg_clks[] = { + GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_pll_sel", 0), +}; + +static const struct mtk_clk_desc mfg_desc = { + .clks = mfg_clks, + .num_clks = ARRAY_SIZE(mfg_clks), +}; + +static const struct of_device_id of_match_clk_mt8192_mfg[] = { + { + .compatible = "mediatek,mt8192-mfgcfg", + .data = &mfg_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8192_mfg_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8192-mfg", + .of_match_table = of_match_clk_mt8192_mfg, + }, +}; + +builtin_platform_driver(clk_mt8192_mfg_drv); -- 2.18.0