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Wed, 5 May 2021 03:13:44 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 5 May 2021 18:13:42 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 5 May 2021 18:13:41 +0800 From: chun-jie.chen To: Matthias Brugger , Rob Herring , Stephen Boyd , Nicolas Boichat , "Rob Herring" CC: , , , , , , , chun-jie.chen , Weiyi Lu Subject: [PATCH v8 15/22] clk: mediatek: Add MT8192 ipesys clock support Date: Wed, 5 May 2021 18:07:07 +0800 Message-ID: <20210505100714.3582-16-chun-jie.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210505100714.3582-1-chun-jie.chen@mediatek.com> References: <20210505100714.3582-1-chun-jie.chen@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-20210505_032356_061926_D1F69A65 X-CRM114-Status: GOOD ( 16.91 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Add MT8192 ipesys clock provider Signed-off-by: Weiyi Lu Signed-off-by: chun-jie.chen --- drivers/clk/mediatek/Kconfig | 6 +++ drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8192-ipe.c | 57 +++++++++++++++++++++++++++ 3 files changed, 64 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8192-ipe.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 5becf049d9fa..02e626270ee7 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -532,6 +532,12 @@ config COMMON_CLK_MT8192_IMP_IIC_WRAP help This driver supports MediaTek MT8192 imp_iic_wrap clocks. +config COMMON_CLK_MT8192_IPESYS + bool "Clock driver for MediaTek MT8192 ipesys" + depends on COMMON_CLK_MT8192 + help + This driver supports MediaTek MT8192 ipesys 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 37981626b775..33dc974c6638 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -72,5 +72,6 @@ obj-$(CONFIG_COMMON_CLK_MT8192_AUDSYS) += clk-mt8192-aud.o obj-$(CONFIG_COMMON_CLK_MT8192_CAMSYS) += clk-mt8192-cam.o 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_MT8516) += clk-mt8516.o obj-$(CONFIG_COMMON_CLK_MT8516_AUDSYS) += clk-mt8516-aud.o diff --git a/drivers/clk/mediatek/clk-mt8192-ipe.c b/drivers/clk/mediatek/clk-mt8192-ipe.c new file mode 100644 index 000000000000..218e688fb7dd --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8192-ipe.c @@ -0,0 +1,57 @@ +// 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 ipe_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_IPE(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &ipe_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate ipe_clks[] = { + GATE_IPE(CLK_IPE_LARB19, "ipe_larb19", "ipe_sel", 0), + GATE_IPE(CLK_IPE_LARB20, "ipe_larb20", "ipe_sel", 1), + GATE_IPE(CLK_IPE_SMI_SUBCOM, "ipe_smi_subcom", "ipe_sel", 2), + GATE_IPE(CLK_IPE_FD, "ipe_fd", "ipe_sel", 3), + GATE_IPE(CLK_IPE_FE, "ipe_fe", "ipe_sel", 4), + GATE_IPE(CLK_IPE_RSC, "ipe_rsc", "ipe_sel", 5), + GATE_IPE(CLK_IPE_DPE, "ipe_dpe", "ipe_sel", 6), + GATE_IPE(CLK_IPE_GALS, "ipe_gals", "ipe_sel", 8), +}; + +static const struct mtk_clk_desc ipe_desc = { + .clks = ipe_clks, + .num_clks = ARRAY_SIZE(ipe_clks), +}; + +static const struct of_device_id of_match_clk_mt8192_ipe[] = { + { + .compatible = "mediatek,mt8192-ipesys", + .data = &ipe_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8192_ipe_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8192-ipe", + .of_match_table = of_match_clk_mt8192_ipe, + }, +}; + +builtin_platform_driver(clk_mt8192_ipe_drv);