diff mbox series

[v2,3/3] clk: imx95-blk-ctl: Add one clock gate for HSIO block

Message ID 1725503468-22105-4-git-send-email-hongxing.zhu@nxp.com (mailing list archive)
State Superseded
Headers show
Series Add one clock gate for i.MX95 HSIO block | expand

Commit Message

Hongxing Zhu Sept. 5, 2024, 2:31 a.m. UTC
CREF_EN (Bit6) of LFAST_IO_REG control i.MX95 PCIe REF clock out
enable/disable.

Add compatible string "fsl,imx95-hsio-blk-ctl" to support PCIe REF clock
out gate.

Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
---
 drivers/clk/imx/clk-imx95-blk-ctl.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

Comments

Frank Li Sept. 5, 2024, 3:34 a.m. UTC | #1
On Thu, Sep 05, 2024 at 10:31:08AM +0800, Richard Zhu wrote:
> CREF_EN (Bit6) of LFAST_IO_REG control i.MX95 PCIe REF clock out
> enable/disable.
>
> Add compatible string "fsl,imx95-hsio-blk-ctl" to support PCIe REF clock
> out gate.
>
> Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
> ---

Reviewed-by: Frank Li <Frank.Li@nxp.com>

>  drivers/clk/imx/clk-imx95-blk-ctl.c | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
>
> diff --git a/drivers/clk/imx/clk-imx95-blk-ctl.c b/drivers/clk/imx/clk-imx95-blk-ctl.c
> index 74f595f9e5e3..596dfb2f3b75 100644
> --- a/drivers/clk/imx/clk-imx95-blk-ctl.c
> +++ b/drivers/clk/imx/clk-imx95-blk-ctl.c
> @@ -248,6 +248,25 @@ static const struct imx95_blk_ctl_dev_data dispmix_csr_dev_data = {
>  	.clk_reg_offset = 0,
>  };
>
> +static const struct imx95_blk_ctl_clk_dev_data hsio_blk_ctl_clk_dev_data[] = {
> +	[0] = {
> +		.name = "hsio_blk_ctl_clk",
> +		.parent_names = (const char *[]){ "hsio_pll", },
> +		.num_parents = 1,
> +		.reg = 0,
> +		.bit_idx = 6,
> +		.bit_width = 1,
> +		.type = CLK_GATE,
> +		.flags = CLK_SET_RATE_PARENT,
> +	}
> +};
> +
> +static const struct imx95_blk_ctl_dev_data hsio_blk_ctl_dev_data = {
> +	.num_clks = 1,
> +	.clk_dev_data = hsio_blk_ctl_clk_dev_data,
> +	.clk_reg_offset = 0,
> +};
> +
>  static int imx95_bc_probe(struct platform_device *pdev)
>  {
>  	struct device *dev = &pdev->dev;
> @@ -418,6 +437,7 @@ static const struct of_device_id imx95_bc_of_match[] = {
>  	{ .compatible = "nxp,imx95-display-master-csr", },
>  	{ .compatible = "nxp,imx95-lvds-csr", .data = &lvds_csr_dev_data },
>  	{ .compatible = "nxp,imx95-display-csr", .data = &dispmix_csr_dev_data },
> +	{ .compatible = "nxp,imx95-hsio-blk-ctl", .data = &hsio_blk_ctl_dev_data },
>  	{ .compatible = "nxp,imx95-vpu-csr", .data = &vpublk_dev_data },
>  	{ /* Sentinel */ },
>  };
> --
> 2.37.1
>
Peng Fan Sept. 5, 2024, 8:05 a.m. UTC | #2
> Subject: [PATCH v2 3/3] clk: imx95-blk-ctl: Add one clock gate for HSIO
> block
> 
> CREF_EN (Bit6) of LFAST_IO_REG control i.MX95 PCIe REF clock out
> enable/disable.
> 
> Add compatible string "fsl,imx95-hsio-blk-ctl" to support PCIe REF clock

Typo: nxp,imx95-hsio-blk-ctl.

Except this, LGTM: Reviewed-by: Peng Fan <peng.fan@nxp.com>

Regards,
Peng.
Hongxing Zhu Sept. 5, 2024, 8:57 a.m. UTC | #3
> -----Original Message-----
> From: Peng Fan <peng.fan@nxp.com>
> Sent: 2024年9月5日 16:06
> To: Hongxing Zhu <hongxing.zhu@nxp.com>; robh@kernel.org;
> krzk+dt@kernel.org; conor+dt@kernel.org; abelvesa@kernel.org;
> mturquette@baylibre.com; sboyd@kernel.org; shawnguo@kernel.org;
> s.hauer@pengutronix.de; festevam@gmail.com
> Cc: devicetree@vger.kernel.org; linux-kernel@vger.kernel.org;
> linux-arm-kernel@lists.infradead.org; linux-clk@vger.kernel.org;
> imx@lists.linux.dev; kernel@pengutronix.de; Hongxing Zhu
> <hongxing.zhu@nxp.com>
> Subject: RE: [PATCH v2 3/3] clk: imx95-blk-ctl: Add one clock gate for HSIO
> block
> 
> > Subject: [PATCH v2 3/3] clk: imx95-blk-ctl: Add one clock gate for
> > HSIO block
> >
> > CREF_EN (Bit6) of LFAST_IO_REG control i.MX95 PCIe REF clock out
> > enable/disable.
> >
> > Add compatible string "fsl,imx95-hsio-blk-ctl" to support PCIe REF
> > clock
> 
> Typo: nxp,imx95-hsio-blk-ctl.
Nice catch, thanks.
Would be corrected later.
Best Regards
Richard Zhu
> 
> Except this, LGTM: Reviewed-by: Peng Fan <peng.fan@nxp.com>
> 
> Regards,
> Peng.
diff mbox series

Patch

diff --git a/drivers/clk/imx/clk-imx95-blk-ctl.c b/drivers/clk/imx/clk-imx95-blk-ctl.c
index 74f595f9e5e3..596dfb2f3b75 100644
--- a/drivers/clk/imx/clk-imx95-blk-ctl.c
+++ b/drivers/clk/imx/clk-imx95-blk-ctl.c
@@ -248,6 +248,25 @@  static const struct imx95_blk_ctl_dev_data dispmix_csr_dev_data = {
 	.clk_reg_offset = 0,
 };
 
+static const struct imx95_blk_ctl_clk_dev_data hsio_blk_ctl_clk_dev_data[] = {
+	[0] = {
+		.name = "hsio_blk_ctl_clk",
+		.parent_names = (const char *[]){ "hsio_pll", },
+		.num_parents = 1,
+		.reg = 0,
+		.bit_idx = 6,
+		.bit_width = 1,
+		.type = CLK_GATE,
+		.flags = CLK_SET_RATE_PARENT,
+	}
+};
+
+static const struct imx95_blk_ctl_dev_data hsio_blk_ctl_dev_data = {
+	.num_clks = 1,
+	.clk_dev_data = hsio_blk_ctl_clk_dev_data,
+	.clk_reg_offset = 0,
+};
+
 static int imx95_bc_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
@@ -418,6 +437,7 @@  static const struct of_device_id imx95_bc_of_match[] = {
 	{ .compatible = "nxp,imx95-display-master-csr", },
 	{ .compatible = "nxp,imx95-lvds-csr", .data = &lvds_csr_dev_data },
 	{ .compatible = "nxp,imx95-display-csr", .data = &dispmix_csr_dev_data },
+	{ .compatible = "nxp,imx95-hsio-blk-ctl", .data = &hsio_blk_ctl_dev_data },
 	{ .compatible = "nxp,imx95-vpu-csr", .data = &vpublk_dev_data },
 	{ /* Sentinel */ },
 };