From: Chen-Yu Tsai <wenst@chromium.org>
To: Chun-Jie Chen <chun-jie.chen@mediatek.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>,
Stephen Boyd <sboyd@kernel.org>,
Nicolas Boichat <drinkcat@chromium.org>,
Rob Herring <robh+dt@kernel.org>,
linux-arm-kernel@lists.infradead.org,
LKML <linux-kernel@vger.kernel.org>,
linux-mediatek@lists.infradead.org, linux-clk@vger.kernel.org,
devicetree@vger.kernel.org,
srv_heupstream <srv_heupstream@mediatek.com>,
Project_Global_Chrome_Upstream_Group
<Project_Global_Chrome_Upstream_Group@mediatek.com>
Subject: Re: [PATCH 21/22] clk: mediatek: Add MT8195 imp i2c wrapper clock support
Date: Mon, 12 Jul 2021 16:34:12 +0800 [thread overview]
Message-ID: <CAGXv+5G1-ruOkK4R1J-ZUzVARHHdyZ88hri6u3ej-+v1Ox8bKw@mail.gmail.com> (raw)
In-Reply-To: <20210616224743.5109-22-chun-jie.chen@mediatek.com>
Hi,
On Thu, Jun 17, 2021 at 6:59 AM Chun-Jie Chen
<chun-jie.chen@mediatek.com> wrote:
>
> Add MT8195 imp i2c wrapper clock providers
>
> Signed-off-by: Chun-Jie Chen <chun-jie.chen@mediatek.com>
> ---
> 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.
> +
General comments from other patches also apply.
> 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 <chun-jie.chen@mediatek.com>
> +
> +#include <linux/clk-provider.h>
> +#include <linux/platform_device.h>
> +
> +#include "clk-mtk.h"
> +#include "clk-gate.h"
> +
> +#include <dt-bindings/clock/mt8195-clk.h>
> +
> +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),
The datasheet doesn't provide the actual index numbers for each bit,
but based on the address range groupings I'd say the numbering here
is reasonable.
ChenYu
> +};
> +
> +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);
> --
> 2.18.0
> _______________________________________________
> Linux-mediatek mailing list
> Linux-mediatek@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-mediatek
next prev parent reply other threads:[~2021-07-12 8:39 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-16 22:47 [PATCH 00/22] Mediatek MT8195 clock support Chun-Jie Chen
2021-06-16 22:47 ` [PATCH 01/22] dt-bindings: ARM: Mediatek: Add new document bindings of MT8195 clock Chun-Jie Chen
2021-06-24 21:21 ` Rob Herring
2021-07-12 9:32 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 02/22] clk: mediatek: Add dt-bindings of MT8195 clocks Chun-Jie Chen
2021-06-24 21:22 ` Rob Herring
2021-07-12 9:37 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 03/22] clk: mediatek: Fix corner case of tuner_en_reg Chun-Jie Chen
2021-06-30 7:31 ` Chen-Yu Tsai
2021-06-30 10:53 ` Matthias Brugger
2021-06-30 11:09 ` Chen-Yu Tsai
2021-06-30 11:43 ` Matthias Brugger
2021-07-01 4:02 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 04/22] clk: mediatek: Add MT8195 basic clocks support Chun-Jie Chen
2021-07-02 11:44 ` Chen-Yu Tsai
[not found] ` <1626913060.1546.4.camel@mtksdaap41>
2021-07-22 7:44 ` Chen-Yu Tsai
2021-08-11 4:31 ` Chun-Jie Chen
2021-06-16 22:47 ` [PATCH 05/22] clk: mediatek: Add MT8195 audio clock support Chun-Jie Chen
2021-07-05 9:03 ` Chen-Yu Tsai
2021-07-12 1:26 ` Chun-Jie Chen
2021-07-12 2:09 ` Chen-Yu Tsai
2021-07-12 4:35 ` Chun-Jie Chen
2021-07-12 7:06 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 06/22] clk: mediatek: Add MT8195 audio src " Chun-Jie Chen
2021-07-05 10:07 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 07/22] clk: mediatek: Add MT8195 camsys " Chun-Jie Chen
2021-07-06 8:53 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 08/22] clk: mediatek: Add MT8195 ccusys " Chun-Jie Chen
2021-07-06 9:00 ` Chen-Yu Tsai
2021-08-17 0:56 ` Chun-Jie Chen
2021-06-16 22:47 ` [PATCH 09/22] clk: mediatek: Add MT8195 imgsys " Chun-Jie Chen
2021-07-06 9:07 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 10/22] clk: mediatek: Add MT8195 ipesys " Chun-Jie Chen
2021-07-06 9:11 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 11/22] clk: mediatek: Add MT8195 mfgcfg " Chun-Jie Chen
2021-07-09 6:29 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 12/22] clk: mediatek: Add MT8195 scp adsp " Chun-Jie Chen
2021-07-09 6:39 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 13/22] clk: mediatek: Add MT8195 nnasys " Chun-Jie Chen
2021-07-09 8:24 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 14/22] clk: mediatek: Add MT8195 vdecsys " Chun-Jie Chen
2021-07-09 8:40 ` Chen-Yu Tsai
2021-07-12 1:34 ` Chun-Jie Chen
2021-06-16 22:47 ` [PATCH 15/22] clk: mediatek: Add MT8195 vdosys0 " Chun-Jie Chen
2021-07-09 8:51 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 16/22] clk: mediatek: Add MT8195 vdosys1 " Chun-Jie Chen
2021-07-09 9:30 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 17/22] clk: mediatek: Add MT8195 vencsys " Chun-Jie Chen
2021-07-09 10:26 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 18/22] clk: mediatek: Add MT8195 vppsys0 " Chun-Jie Chen
2021-07-09 10:38 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 19/22] clk: mediatek: Add MT8195 vppsys1 " Chun-Jie Chen
2021-07-09 10:45 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 20/22] clk: mediatek: Add MT8195 wpesys " Chun-Jie Chen
2021-08-25 11:26 ` Chen-Yu Tsai
2021-06-16 22:47 ` [PATCH 21/22] clk: mediatek: Add MT8195 imp i2c wrapper " Chun-Jie Chen
2021-07-12 8:34 ` Chen-Yu Tsai [this message]
2021-06-16 22:47 ` [PATCH 22/22] clk: mediatek: Add MT8195 apusys " Chun-Jie Chen
2021-07-12 8:51 ` Chen-Yu Tsai
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