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Thu, 22 Oct 2020 04:47:57 -0800 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 22 Oct 2020 05:37:57 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 22 Oct 2020 20:37:55 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 22 Oct 2020 20:37:55 +0800 From: Weiyi Lu To: Matthias Brugger , Rob Herring , Stephen Boyd , Nicolas Boichat Subject: [PATCH v4 20/34] clk: mediatek: Add MT8192 imp i2c wrapper e clock support Date: Thu, 22 Oct 2020 20:37:13 +0800 Message-ID: <1603370247-30437-21-git-send-email-weiyi.lu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1603370247-30437-1-git-send-email-weiyi.lu@mediatek.com> References: <1603370247-30437-1-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-20201022_084803_199441_04CF35D1 X-CRM114-Status: GOOD ( 18.49 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@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, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Add MT8192 imp i2c wrapper e clock provider Signed-off-by: Weiyi Lu --- drivers/clk/mediatek/Kconfig | 6 +++ drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt8192-imp_iic_wrap_e.c | 59 ++++++++++++++++++++++++ 3 files changed, 66 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8192-imp_iic_wrap_e.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index a0eb76d..5c298ee 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -497,6 +497,12 @@ config COMMON_CLK_MT8192_IMP_IIC_WRAP_C help This driver supports MediaTek MT8192 imp_iic_wrap_c clocks. +config COMMON_CLK_MT8192_IMP_IIC_WRAP_E + bool "Clock driver for MediaTek MT8192 imp_iic_wrap_e" + depends on COMMON_CLK_MT8192 + help + This driver supports MediaTek MT8192 imp_iic_wrap_e 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 8aac821..3aae75e 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -70,5 +70,6 @@ obj-$(CONFIG_COMMON_CLK_MT8192_CAMSYS_RAWC) += clk-mt8192-cam_rawc.o obj-$(CONFIG_COMMON_CLK_MT8192_IMGSYS) += clk-mt8192-img.o obj-$(CONFIG_COMMON_CLK_MT8192_IMGSYS2) += clk-mt8192-img2.o obj-$(CONFIG_COMMON_CLK_MT8192_IMP_IIC_WRAP_C) += clk-mt8192-imp_iic_wrap_c.o +obj-$(CONFIG_COMMON_CLK_MT8192_IMP_IIC_WRAP_E) += clk-mt8192-imp_iic_wrap_e.o obj-$(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-imp_iic_wrap_e.c b/drivers/clk/mediatek/clk-mt8192-imp_iic_wrap_e.c new file mode 100644 index 0000000..84043a5c --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8192-imp_iic_wrap_e.c @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2020 MediaTek Inc. +// Author: Weiyi Lu + +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static const struct mtk_gate_regs imp_iic_wrap_e_cg_regs = { + .set_ofs = 0xe08, + .clr_ofs = 0xe04, + .sta_ofs = 0xe00, +}; + +#define GATE_IMP_IIC_WRAP_E(_id, _name, _parent, _shift) \ + GATE_MTK_FLAGS(_id, _name, _parent, &imp_iic_wrap_e_cg_regs, _shift, \ + &mtk_clk_gate_ops_setclr, CLK_OPS_PARENT_ENABLE) + +static const struct mtk_gate imp_iic_wrap_e_clks[] = { + GATE_IMP_IIC_WRAP_E(CLK_IMP_IIC_WRAP_E_I2C3, "imp_iic_wrap_e_i2c3", "infra_i2c0", 0), +}; + +static int clk_mt8192_imp_iic_wrap_e_probe(struct platform_device *pdev) +{ + struct clk_onecell_data *clk_data; + struct device_node *node = pdev->dev.of_node; + int r; + + clk_data = mtk_alloc_clk_data(CLK_IMP_IIC_WRAP_E_NR_CLK); + if (!clk_data) + return -ENOMEM; + + r = mtk_clk_register_gates(node, imp_iic_wrap_e_clks, ARRAY_SIZE(imp_iic_wrap_e_clks), + clk_data); + if (r) + return r; + + return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); +} + +static const struct of_device_id of_match_clk_mt8192_imp_iic_wrap_e[] = { + { .compatible = "mediatek,mt8192-imp_iic_wrap_e", }, + {} +}; + +static struct platform_driver clk_mt8192_imp_iic_wrap_e_drv = { + .probe = clk_mt8192_imp_iic_wrap_e_probe, + .driver = { + .name = "clk-mt8192-imp_iic_wrap_e", + .of_match_table = of_match_clk_mt8192_imp_iic_wrap_e, + }, +}; + +builtin_platform_driver(clk_mt8192_imp_iic_wrap_e_drv);