From: Oleksij Rempel <o.rempel@pengutronix.de> To: Biwen Li <biwen.li@nxp.com> Cc: andy.shevchenko@gmail.com, rafael@kernel.org, leoyang.li@nxp.com, meenakshi.aggarwal@nxp.com, udit.kumar@nxp.com, wsa@the-dreams.de, rjw@rjwysocki.net, chuanhua.han@nxp.com, shawnguo@kernel.org, s.hauer@pengutronix.de, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [v2] ACPI: support for NXP i2c controller Date: Fri, 6 Sep 2019 16:39:38 +0200 [thread overview] Message-ID: <20190906143938.weqs6rvdvlnrzpau@pengutronix.de> (raw) In-Reply-To: <20190906075319.21244-1-biwen.li@nxp.com> On Fri, Sep 06, 2019 at 03:53:19PM +0800, Biwen Li wrote: > From: Chuanhua Han <chuanhua.han@nxp.com> > > Enable NXP i2c controller to boot with ACPI > > Signed-off-by: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com> > Signed-off-by: Udit Kumar <udit.kumar@nxp.com> > Signed-off-by: Chuanhua Han <chuanhua.han@nxp.com> > Signed-off-by: Biwen Li <biwen.li@nxp.com> for i2c-imx.c: Acked-by: Oleksij Rempel <o.rempel@pengutronix.de> Tested on iMX6Q SabreSD Tested-by: Oleksij Rempel <o.rempel@pengutronix.de> > --- > Change in v2: > - Simplify code > - Adjust header file order > - Not use ACPI_PTR() > > drivers/acpi/acpi_apd.c | 7 +++++++ > drivers/i2c/busses/i2c-imx.c | 17 +++++++++++++---- > 2 files changed, 20 insertions(+), 4 deletions(-) > > diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c > index 7cd0c9ac71ea..71511ae2dfcd 100644 > --- a/drivers/acpi/acpi_apd.c > +++ b/drivers/acpi/acpi_apd.c > @@ -160,11 +160,17 @@ static const struct apd_device_desc hip08_i2c_desc = { > .setup = acpi_apd_setup, > .fixed_clk_rate = 250000000, > }; > + > static const struct apd_device_desc thunderx2_i2c_desc = { > .setup = acpi_apd_setup, > .fixed_clk_rate = 125000000, > }; > > +static const struct apd_device_desc nxp_i2c_desc = { > + .setup = acpi_apd_setup, > + .fixed_clk_rate = 350000000, > +}; > + > static const struct apd_device_desc hip08_spi_desc = { > .setup = acpi_apd_setup, > .fixed_clk_rate = 250000000, > @@ -238,6 +244,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = { > { "HISI02A1", APD_ADDR(hip07_i2c_desc) }, > { "HISI02A2", APD_ADDR(hip08_i2c_desc) }, > { "HISI0173", APD_ADDR(hip08_spi_desc) }, > + { "NXP0001", APD_ADDR(nxp_i2c_desc) }, > #endif > { } > }; > diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c > index 15f6cde6452f..a3b61336fe55 100644 > --- a/drivers/i2c/busses/i2c-imx.c > +++ b/drivers/i2c/busses/i2c-imx.c > @@ -20,6 +20,7 @@ > * > */ > > +#include <linux/acpi.h> > #include <linux/clk.h> > #include <linux/completion.h> > #include <linux/delay.h> > @@ -255,6 +256,12 @@ static const struct of_device_id i2c_imx_dt_ids[] = { > }; > MODULE_DEVICE_TABLE(of, i2c_imx_dt_ids); > > +static const struct acpi_device_id i2c_imx_acpi_ids[] = { > + {"NXP0001", .driver_data = (kernel_ulong_t)&vf610_i2c_hwdata}, > + { } > +}; > +MODULE_DEVICE_TABLE(acpi, i2c_imx_acpi_ids); > + > static inline int is_imx1_i2c(struct imx_i2c_struct *i2c_imx) > { > return i2c_imx->hwdata->devtype == IMX1_I2C; > @@ -1048,14 +1055,13 @@ static const struct i2c_algorithm i2c_imx_algo = { > > static int i2c_imx_probe(struct platform_device *pdev) > { > - const struct of_device_id *of_id = of_match_device(i2c_imx_dt_ids, > - &pdev->dev); > struct imx_i2c_struct *i2c_imx; > struct resource *res; > struct imxi2c_platform_data *pdata = dev_get_platdata(&pdev->dev); > void __iomem *base; > int irq, ret; > dma_addr_t phy_addr; > + const struct imx_i2c_hwdata *match; > > dev_dbg(&pdev->dev, "<%s>\n", __func__); > > @@ -1075,8 +1081,9 @@ static int i2c_imx_probe(struct platform_device *pdev) > if (!i2c_imx) > return -ENOMEM; > > - if (of_id) > - i2c_imx->hwdata = of_id->data; > + match = device_get_match_data(&pdev->dev); > + if (match) > + i2c_imx->hwdata = match; > else > i2c_imx->hwdata = (struct imx_i2c_hwdata *) > platform_get_device_id(pdev)->driver_data; > @@ -1089,6 +1096,7 @@ static int i2c_imx_probe(struct platform_device *pdev) > i2c_imx->adapter.nr = pdev->id; > i2c_imx->adapter.dev.of_node = pdev->dev.of_node; > i2c_imx->base = base; > + ACPI_COMPANION_SET(&i2c_imx->adapter.dev, ACPI_COMPANION(&pdev->dev)); > > /* Get I2C clock */ > i2c_imx->clk = devm_clk_get(&pdev->dev, NULL); > @@ -1247,6 +1255,7 @@ static struct platform_driver i2c_imx_driver = { > .name = DRIVER_NAME, > .pm = &i2c_imx_pm_ops, > .of_match_table = i2c_imx_dt_ids, > + .acpi_match_table = i2c_imx_acpi_ids, > }, > .id_table = imx_i2c_devtype, > }; > -- > 2.17.1 > > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
WARNING: multiple messages have this Message-ID (diff)
From: Oleksij Rempel <o.rempel@pengutronix.de> To: Biwen Li <biwen.li@nxp.com> Cc: wsa@the-dreams.de, s.hauer@pengutronix.de, udit.kumar@nxp.com, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, leoyang.li@nxp.com, linux-acpi@vger.kernel.org, andy.shevchenko@gmail.com, meenakshi.aggarwal@nxp.com, linux-i2c@vger.kernel.org, chuanhua.han@nxp.com, rafael@kernel.org, shawnguo@kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [v2] ACPI: support for NXP i2c controller Date: Fri, 6 Sep 2019 16:39:38 +0200 [thread overview] Message-ID: <20190906143938.weqs6rvdvlnrzpau@pengutronix.de> (raw) In-Reply-To: <20190906075319.21244-1-biwen.li@nxp.com> On Fri, Sep 06, 2019 at 03:53:19PM +0800, Biwen Li wrote: > From: Chuanhua Han <chuanhua.han@nxp.com> > > Enable NXP i2c controller to boot with ACPI > > Signed-off-by: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com> > Signed-off-by: Udit Kumar <udit.kumar@nxp.com> > Signed-off-by: Chuanhua Han <chuanhua.han@nxp.com> > Signed-off-by: Biwen Li <biwen.li@nxp.com> for i2c-imx.c: Acked-by: Oleksij Rempel <o.rempel@pengutronix.de> Tested on iMX6Q SabreSD Tested-by: Oleksij Rempel <o.rempel@pengutronix.de> > --- > Change in v2: > - Simplify code > - Adjust header file order > - Not use ACPI_PTR() > > drivers/acpi/acpi_apd.c | 7 +++++++ > drivers/i2c/busses/i2c-imx.c | 17 +++++++++++++---- > 2 files changed, 20 insertions(+), 4 deletions(-) > > diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c > index 7cd0c9ac71ea..71511ae2dfcd 100644 > --- a/drivers/acpi/acpi_apd.c > +++ b/drivers/acpi/acpi_apd.c > @@ -160,11 +160,17 @@ static const struct apd_device_desc hip08_i2c_desc = { > .setup = acpi_apd_setup, > .fixed_clk_rate = 250000000, > }; > + > static const struct apd_device_desc thunderx2_i2c_desc = { > .setup = acpi_apd_setup, > .fixed_clk_rate = 125000000, > }; > > +static const struct apd_device_desc nxp_i2c_desc = { > + .setup = acpi_apd_setup, > + .fixed_clk_rate = 350000000, > +}; > + > static const struct apd_device_desc hip08_spi_desc = { > .setup = acpi_apd_setup, > .fixed_clk_rate = 250000000, > @@ -238,6 +244,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = { > { "HISI02A1", APD_ADDR(hip07_i2c_desc) }, > { "HISI02A2", APD_ADDR(hip08_i2c_desc) }, > { "HISI0173", APD_ADDR(hip08_spi_desc) }, > + { "NXP0001", APD_ADDR(nxp_i2c_desc) }, > #endif > { } > }; > diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c > index 15f6cde6452f..a3b61336fe55 100644 > --- a/drivers/i2c/busses/i2c-imx.c > +++ b/drivers/i2c/busses/i2c-imx.c > @@ -20,6 +20,7 @@ > * > */ > > +#include <linux/acpi.h> > #include <linux/clk.h> > #include <linux/completion.h> > #include <linux/delay.h> > @@ -255,6 +256,12 @@ static const struct of_device_id i2c_imx_dt_ids[] = { > }; > MODULE_DEVICE_TABLE(of, i2c_imx_dt_ids); > > +static const struct acpi_device_id i2c_imx_acpi_ids[] = { > + {"NXP0001", .driver_data = (kernel_ulong_t)&vf610_i2c_hwdata}, > + { } > +}; > +MODULE_DEVICE_TABLE(acpi, i2c_imx_acpi_ids); > + > static inline int is_imx1_i2c(struct imx_i2c_struct *i2c_imx) > { > return i2c_imx->hwdata->devtype == IMX1_I2C; > @@ -1048,14 +1055,13 @@ static const struct i2c_algorithm i2c_imx_algo = { > > static int i2c_imx_probe(struct platform_device *pdev) > { > - const struct of_device_id *of_id = of_match_device(i2c_imx_dt_ids, > - &pdev->dev); > struct imx_i2c_struct *i2c_imx; > struct resource *res; > struct imxi2c_platform_data *pdata = dev_get_platdata(&pdev->dev); > void __iomem *base; > int irq, ret; > dma_addr_t phy_addr; > + const struct imx_i2c_hwdata *match; > > dev_dbg(&pdev->dev, "<%s>\n", __func__); > > @@ -1075,8 +1081,9 @@ static int i2c_imx_probe(struct platform_device *pdev) > if (!i2c_imx) > return -ENOMEM; > > - if (of_id) > - i2c_imx->hwdata = of_id->data; > + match = device_get_match_data(&pdev->dev); > + if (match) > + i2c_imx->hwdata = match; > else > i2c_imx->hwdata = (struct imx_i2c_hwdata *) > platform_get_device_id(pdev)->driver_data; > @@ -1089,6 +1096,7 @@ static int i2c_imx_probe(struct platform_device *pdev) > i2c_imx->adapter.nr = pdev->id; > i2c_imx->adapter.dev.of_node = pdev->dev.of_node; > i2c_imx->base = base; > + ACPI_COMPANION_SET(&i2c_imx->adapter.dev, ACPI_COMPANION(&pdev->dev)); > > /* Get I2C clock */ > i2c_imx->clk = devm_clk_get(&pdev->dev, NULL); > @@ -1247,6 +1255,7 @@ static struct platform_driver i2c_imx_driver = { > .name = DRIVER_NAME, > .pm = &i2c_imx_pm_ops, > .of_match_table = i2c_imx_dt_ids, > + .acpi_match_table = i2c_imx_acpi_ids, > }, > .id_table = imx_i2c_devtype, > }; > -- > 2.17.1 > > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-09-06 14:39 UTC|newest] Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-09-06 7:53 [v2] ACPI: support for NXP i2c controller Biwen Li 2019-09-06 7:53 ` Biwen Li 2019-09-06 10:31 ` Andy Shevchenko 2019-09-06 10:31 ` Andy Shevchenko 2019-09-11 6:23 ` [EXT] " Biwen Li 2019-09-11 6:23 ` Biwen Li 2019-09-06 14:39 ` Oleksij Rempel [this message] 2019-09-06 14:39 ` Oleksij Rempel 2019-09-11 6:25 ` Biwen Li 2019-09-11 6:25 ` Biwen Li 2019-09-11 6:25 ` Biwen Li 2019-09-13 14:13 ` Wolfram Sang 2019-09-13 14:13 ` Wolfram Sang
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20190906143938.weqs6rvdvlnrzpau@pengutronix.de \ --to=o.rempel@pengutronix.de \ --cc=andy.shevchenko@gmail.com \ --cc=biwen.li@nxp.com \ --cc=chuanhua.han@nxp.com \ --cc=leoyang.li@nxp.com \ --cc=linux-acpi@vger.kernel.org \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux-i2c@vger.kernel.org \ --cc=linux-kernel@vger.kernel.org \ --cc=meenakshi.aggarwal@nxp.com \ --cc=rafael@kernel.org \ --cc=rjw@rjwysocki.net \ --cc=s.hauer@pengutronix.de \ --cc=shawnguo@kernel.org \ --cc=udit.kumar@nxp.com \ --cc=wsa@the-dreams.de \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.