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Wed, 16 Jun 2021 15:59:19 -0700 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 16 Jun 2021 15:50:51 -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; Thu, 17 Jun 2021 06:50:49 +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; Thu, 17 Jun 2021 06:50:49 +0800 From: Chun-Jie Chen To: Matthias Brugger , Stephen Boyd , Nicolas Boichat , Rob Herring CC: , , , , , , , Chun-Jie Chen Subject: [PATCH 21/22] clk: mediatek: Add MT8195 imp i2c wrapper clock support Date: Thu, 17 Jun 2021 06:47:42 +0800 Message-ID: <20210616224743.5109-22-chun-jie.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210616224743.5109-1-chun-jie.chen@mediatek.com> References: <20210616224743.5109-1-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-20210616_155920_772607_9335C2D6 X-CRM114-Status: GOOD ( 16.59 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add MT8195 imp i2c wrapper clock providers Signed-off-by: Chun-Jie Chen --- drivers/clk/mediatek/Kconfig | 6 ++ drivers/clk/mediatek/Makefile | 1 + .../clk/mediatek/clk-mt8195-imp_iic_wrap.c | 68 +++++++++++++++++++ 3 files changed, 75 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt8195-imp_iic_wrap.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 5089bacdf0a5..ade85a52b7ed 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -684,6 +684,12 @@ config COMMON_CLK_MT8195_WPESYS help This driver supports MediaTek MT8195 wpesys clocks. +config COMMON_CLK_MT8195_IMP_IIC_WRAP + bool "Clock driver for MediaTek MT8195 imp_iic_wrap" + depends on COMMON_CLK_MT8195 + help + This driver supports MediaTek MT8195 imp_iic_wrap 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 32cfb0030d92..b10c6267ba98 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -97,5 +97,6 @@ obj-$(CONFIG_COMMON_CLK_MT8195_VENCSYS) += clk-mt8195-venc.o obj-$(CONFIG_COMMON_CLK_MT8195_VPPSYS0) += clk-mt8195-vpp0.o obj-$(CONFIG_COMMON_CLK_MT8195_VPPSYS1) += clk-mt8195-vpp1.o obj-$(CONFIG_COMMON_CLK_MT8195_WPESYS) += clk-mt8195-wpe.o +obj-$(CONFIG_COMMON_CLK_MT8195_IMP_IIC_WRAP) += clk-mt8195-imp_iic_wrap.o obj-$(CONFIG_COMMON_CLK_MT8516) += clk-mt8516.o obj-$(CONFIG_COMMON_CLK_MT8516_AUDSYS) += clk-mt8516-aud.o diff --git a/drivers/clk/mediatek/clk-mt8195-imp_iic_wrap.c b/drivers/clk/mediatek/clk-mt8195-imp_iic_wrap.c new file mode 100644 index 000000000000..efb62f484bbe --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8195-imp_iic_wrap.c @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2021 MediaTek Inc. +// Author: Chun-Jie Chen + +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static const struct mtk_gate_regs imp_iic_wrap_cg_regs = { + .set_ofs = 0xe08, + .clr_ofs = 0xe04, + .sta_ofs = 0xe00, +}; + +#define GATE_IMP_IIC_WRAP(_id, _name, _parent, _shift) \ + GATE_MTK_FLAGS(_id, _name, _parent, &imp_iic_wrap_cg_regs, _shift, \ + &mtk_clk_gate_ops_setclr, CLK_OPS_PARENT_ENABLE) + +static const struct mtk_gate imp_iic_wrap_s_clks[] = { + GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_S_I2C5, "imp_iic_wrap_s_i2c5", "i2c_sel", 0), + GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_S_I2C6, "imp_iic_wrap_s_i2c6", "i2c_sel", 1), + GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_S_I2C7, "imp_iic_wrap_s_i2c7", "i2c_sel", 2), +}; + +static const struct mtk_gate imp_iic_wrap_w_clks[] = { + GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C0, "imp_iic_wrap_w_i2c0", "i2c_sel", 0), + GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C1, "imp_iic_wrap_w_i2c1", "i2c_sel", 1), + GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C2, "imp_iic_wrap_w_i2c2", "i2c_sel", 2), + GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C3, "imp_iic_wrap_w_i2c3", "i2c_sel", 3), + GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C4, "imp_iic_wrap_w_i2c4", "i2c_sel", 4), +}; + +static const struct mtk_clk_desc imp_iic_wrap_s_desc = { + .clks = imp_iic_wrap_s_clks, + .num_clks = ARRAY_SIZE(imp_iic_wrap_s_clks), +}; + +static const struct mtk_clk_desc imp_iic_wrap_w_desc = { + .clks = imp_iic_wrap_w_clks, + .num_clks = ARRAY_SIZE(imp_iic_wrap_w_clks), +}; + +static const struct of_device_id of_match_clk_mt8195_imp_iic_wrap[] = { + { + .compatible = "mediatek,mt8195-imp_iic_wrap_s", + .data = &imp_iic_wrap_s_desc, + }, { + .compatible = "mediatek,mt8195-imp_iic_wrap_w", + .data = &imp_iic_wrap_w_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8195_imp_iic_wrap_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8195-imp_iic_wrap", + .of_match_table = of_match_clk_mt8195_imp_iic_wrap, + }, +}; + +builtin_platform_driver(clk_mt8195_imp_iic_wrap_drv);