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Message-Id: <20130828192405.EB8603E08D0@localhost>
Date: Wed, 28 Aug 2013 20:24:05 +0100
From: Grant Likely <grant.likely@...retlab.ca>
To: Wolfram Sang <wsa@...-dreams.de>, linux-i2c@...r.kernel.org
Cc: Wolfram Sang <wsa@...-dreams.de>, linux-acpi@...r.kernel.org,
linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
linuxppc-dev@...ts.ozlabs.org, dri-devel@...ts.freedesktop.org,
linux-tegra@...r.kernel.org,
davinci-linux-open-source@...ux.davincidsp.com,
linux-arm-kernel@...ts.infradead.org, linux-omap@...r.kernel.org,
linux-samsung-soc@...r.kernel.org, linux-media@...r.kernel.org,
devicetree@...r.kernel.org, devel@...verdev.osuosl.org,
alsa-devel@...a-project.org
Subject: Re: [PATCH V3] i2c: move of helpers into the core
On Thu, 22 Aug 2013 18:00:14 +0200, Wolfram Sang <wsa@...-dreams.de> wrote:
> I2C of helpers used to live in of_i2c.c but experience (from SPI) shows
> that it is much cleaner to have this in the core. This also removes a
> circular dependency between the helpers and the core, and so we can
> finally register child nodes in the core instead of doing this manually
> in each driver. So, fix the drivers and documentation, too.
>
> Acked-by: Rob Herring <rob.herring@...xeda.com>
> Reviewed-by: Felipe Balbi <balbi@...com>
> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> Tested-by: Sylwester Nawrocki <s.nawrocki@...sung.com>
> Signed-off-by: Wolfram Sang <wsa@...-dreams.de>
Acked-by: Grant Likely <grant.likely@...aro.org>
> ---
>
> V2->V3: Was trying to be too smart by only fixing includes needed.
> Took a more general approach this time, converting of_i2c.h
> to i2c.h in case i2c.h was not already there. Otherwise
> remove it. Improved my build scripts and no build failures,
> no complaints from buildbot as well.
>
>
> Documentation/acpi/enumeration.txt | 1 -
> arch/powerpc/platforms/44x/warp.c | 1 -
> drivers/gpu/drm/tilcdc/tilcdc_slave.c | 1 -
> drivers/gpu/drm/tilcdc/tilcdc_tfp410.c | 1 -
> drivers/gpu/host1x/drm/output.c | 2 +-
> drivers/i2c/busses/i2c-at91.c | 3 -
> drivers/i2c/busses/i2c-cpm.c | 6 --
> drivers/i2c/busses/i2c-davinci.c | 2 -
> drivers/i2c/busses/i2c-designware-platdrv.c | 2 -
> drivers/i2c/busses/i2c-gpio.c | 3 -
> drivers/i2c/busses/i2c-i801.c | 2 -
> drivers/i2c/busses/i2c-ibm_iic.c | 4 -
> drivers/i2c/busses/i2c-imx.c | 3 -
> drivers/i2c/busses/i2c-mpc.c | 2 -
> drivers/i2c/busses/i2c-mv64xxx.c | 3 -
> drivers/i2c/busses/i2c-mxs.c | 3 -
> drivers/i2c/busses/i2c-nomadik.c | 3 -
> drivers/i2c/busses/i2c-ocores.c | 3 -
> drivers/i2c/busses/i2c-octeon.c | 3 -
> drivers/i2c/busses/i2c-omap.c | 3 -
> drivers/i2c/busses/i2c-pnx.c | 3 -
> drivers/i2c/busses/i2c-powermac.c | 9 +-
> drivers/i2c/busses/i2c-pxa.c | 2 -
> drivers/i2c/busses/i2c-s3c2410.c | 2 -
> drivers/i2c/busses/i2c-sh_mobile.c | 2 -
> drivers/i2c/busses/i2c-sirf.c | 3 -
> drivers/i2c/busses/i2c-stu300.c | 2 -
> drivers/i2c/busses/i2c-tegra.c | 3 -
> drivers/i2c/busses/i2c-versatile.c | 2 -
> drivers/i2c/busses/i2c-wmt.c | 3 -
> drivers/i2c/busses/i2c-xiic.c | 3 -
> drivers/i2c/i2c-core.c | 109 +++++++++++++++++++++-
> drivers/i2c/i2c-mux.c | 3 -
> drivers/i2c/muxes/i2c-arb-gpio-challenge.c | 1 -
> drivers/i2c/muxes/i2c-mux-gpio.c | 1 -
> drivers/i2c/muxes/i2c-mux-pinctrl.c | 1 -
> drivers/media/platform/exynos4-is/fimc-is-i2c.c | 4 +-
> drivers/media/platform/exynos4-is/fimc-is.c | 2 +-
> drivers/media/platform/exynos4-is/media-dev.c | 1 -
> drivers/of/Kconfig | 6 --
> drivers/of/Makefile | 1 -
> drivers/of/of_i2c.c | 114 -----------------------
> drivers/staging/imx-drm/imx-tve.c | 2 +-
> include/linux/i2c.h | 20 ++++
> include/linux/of_i2c.h | 46 ---------
> sound/soc/fsl/imx-sgtl5000.c | 2 +-
> sound/soc/fsl/imx-wm8962.c | 2 +-
> 47 files changed, 138 insertions(+), 262 deletions(-)
> delete mode 100644 drivers/of/of_i2c.c
> delete mode 100644 include/linux/of_i2c.h
>
> diff --git a/Documentation/acpi/enumeration.txt b/Documentation/acpi/enumeration.txt
> index d9be7a9..958266e 100644
> --- a/Documentation/acpi/enumeration.txt
> +++ b/Documentation/acpi/enumeration.txt
> @@ -238,7 +238,6 @@ An I2C bus (controller) driver does:
> if (ret)
> /* handle error */
>
> - of_i2c_register_devices(adapter);
> /* Enumerate the slave devices behind this bus via ACPI */
> acpi_i2c_register_devices(adapter);
>
> diff --git a/arch/powerpc/platforms/44x/warp.c b/arch/powerpc/platforms/44x/warp.c
> index 4cfa499..534574a 100644
> --- a/arch/powerpc/platforms/44x/warp.c
> +++ b/arch/powerpc/platforms/44x/warp.c
> @@ -16,7 +16,6 @@
> #include <linux/interrupt.h>
> #include <linux/delay.h>
> #include <linux/of_gpio.h>
> -#include <linux/of_i2c.h>
> #include <linux/slab.h>
> #include <linux/export.h>
>
> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_slave.c b/drivers/gpu/drm/tilcdc/tilcdc_slave.c
> index dfffaf0..a19f657 100644
> --- a/drivers/gpu/drm/tilcdc/tilcdc_slave.c
> +++ b/drivers/gpu/drm/tilcdc/tilcdc_slave.c
> @@ -16,7 +16,6 @@
> */
>
> #include <linux/i2c.h>
> -#include <linux/of_i2c.h>
> #include <linux/pinctrl/pinmux.h>
> #include <linux/pinctrl/consumer.h>
> #include <drm/drm_encoder_slave.h>
> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c
> index 925c7cd..c38b56b 100644
> --- a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c
> +++ b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c
> @@ -16,7 +16,6 @@
> */
>
> #include <linux/i2c.h>
> -#include <linux/of_i2c.h>
> #include <linux/gpio.h>
> #include <linux/of_gpio.h>
> #include <linux/pinctrl/pinmux.h>
> diff --git a/drivers/gpu/host1x/drm/output.c b/drivers/gpu/host1x/drm/output.c
> index 8140fc6..137ae81 100644
> --- a/drivers/gpu/host1x/drm/output.c
> +++ b/drivers/gpu/host1x/drm/output.c
> @@ -9,7 +9,7 @@
>
> #include <linux/module.h>
> #include <linux/of_gpio.h>
> -#include <linux/of_i2c.h>
> +#include <linux/i2c.h>
>
> #include "drm.h"
>
> diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c
> index 6bb839b..fd05930 100644
> --- a/drivers/i2c/busses/i2c-at91.c
> +++ b/drivers/i2c/busses/i2c-at91.c
> @@ -28,7 +28,6 @@
> #include <linux/module.h>
> #include <linux/of.h>
> #include <linux/of_device.h>
> -#include <linux/of_i2c.h>
> #include <linux/platform_device.h>
> #include <linux/slab.h>
> #include <linux/platform_data/dma-atmel.h>
> @@ -775,8 +774,6 @@ static int at91_twi_probe(struct platform_device *pdev)
> return rc;
> }
>
> - of_i2c_register_devices(&dev->adapter);
> -
> dev_info(dev->dev, "AT91 i2c bus driver.\n");
> return 0;
> }
> diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c
> index 2e1f7eb..b2b8aa9 100644
> --- a/drivers/i2c/busses/i2c-cpm.c
> +++ b/drivers/i2c/busses/i2c-cpm.c
> @@ -42,7 +42,6 @@
> #include <linux/dma-mapping.h>
> #include <linux/of_device.h>
> #include <linux/of_platform.h>
> -#include <linux/of_i2c.h>
> #include <sysdev/fsl_soc.h>
> #include <asm/cpm.h>
>
> @@ -681,11 +680,6 @@ static int cpm_i2c_probe(struct platform_device *ofdev)
> dev_dbg(&ofdev->dev, "hw routines for %s registered.\n",
> cpm->adap.name);
>
> - /*
> - * register OF I2C devices
> - */
> - of_i2c_register_devices(&cpm->adap);
> -
> return 0;
> out_shut:
> cpm_i2c_shutdown(cpm);
> diff --git a/drivers/i2c/busses/i2c-davinci.c b/drivers/i2c/busses/i2c-davinci.c
> index fa55605..62be3b3 100644
> --- a/drivers/i2c/busses/i2c-davinci.c
> +++ b/drivers/i2c/busses/i2c-davinci.c
> @@ -38,7 +38,6 @@
> #include <linux/slab.h>
> #include <linux/cpufreq.h>
> #include <linux/gpio.h>
> -#include <linux/of_i2c.h>
> #include <linux/of_device.h>
>
> #include <mach/hardware.h>
> @@ -728,7 +727,6 @@ static int davinci_i2c_probe(struct platform_device *pdev)
> dev_err(&pdev->dev, "failure adding adapter\n");
> goto err_unuse_clocks;
> }
> - of_i2c_register_devices(adap);
>
> return 0;
>
> diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
> index 4c5fada..27ea436 100644
> --- a/drivers/i2c/busses/i2c-designware-platdrv.c
> +++ b/drivers/i2c/busses/i2c-designware-platdrv.c
> @@ -35,7 +35,6 @@
> #include <linux/err.h>
> #include <linux/interrupt.h>
> #include <linux/of.h>
> -#include <linux/of_i2c.h>
> #include <linux/platform_device.h>
> #include <linux/pm.h>
> #include <linux/pm_runtime.h>
> @@ -172,7 +171,6 @@ static int dw_i2c_probe(struct platform_device *pdev)
> dev_err(&pdev->dev, "failure adding adapter\n");
> return r;
> }
> - of_i2c_register_devices(adap);
> acpi_i2c_register_devices(adap);
>
> pm_runtime_set_autosuspend_delay(&pdev->dev, 1000);
> diff --git a/drivers/i2c/busses/i2c-gpio.c b/drivers/i2c/busses/i2c-gpio.c
> index bc6e139..e5da9fe 100644
> --- a/drivers/i2c/busses/i2c-gpio.c
> +++ b/drivers/i2c/busses/i2c-gpio.c
> @@ -16,7 +16,6 @@
> #include <linux/platform_device.h>
> #include <linux/gpio.h>
> #include <linux/of_gpio.h>
> -#include <linux/of_i2c.h>
>
> struct i2c_gpio_private_data {
> struct i2c_adapter adap;
> @@ -224,8 +223,6 @@ static int i2c_gpio_probe(struct platform_device *pdev)
> if (ret)
> goto err_add_bus;
>
> - of_i2c_register_devices(adap);
> -
> platform_set_drvdata(pdev, priv);
>
> dev_info(&pdev->dev, "using pins %u (SDA) and %u (SCL%s)\n",
> diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
> index 4ebceed..4296d17 100644
> --- a/drivers/i2c/busses/i2c-i801.c
> +++ b/drivers/i2c/busses/i2c-i801.c
> @@ -87,7 +87,6 @@
> #include <linux/slab.h>
> #include <linux/wait.h>
> #include <linux/err.h>
> -#include <linux/of_i2c.h>
>
> #if (defined CONFIG_I2C_MUX_GPIO || defined CONFIG_I2C_MUX_GPIO_MODULE) && \
> defined CONFIG_DMI
> @@ -1230,7 +1229,6 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
> goto exit_free_irq;
> }
>
> - of_i2c_register_devices(&priv->adapter);
> i801_probe_optional_slaves(priv);
> /* We ignore errors - multiplexing is optional */
> i801_add_mux(priv);
> diff --git a/drivers/i2c/busses/i2c-ibm_iic.c b/drivers/i2c/busses/i2c-ibm_iic.c
> index 973f516..ff3caa0 100644
> --- a/drivers/i2c/busses/i2c-ibm_iic.c
> +++ b/drivers/i2c/busses/i2c-ibm_iic.c
> @@ -42,7 +42,6 @@
> #include <linux/io.h>
> #include <linux/i2c.h>
> #include <linux/of_platform.h>
> -#include <linux/of_i2c.h>
>
> #include "i2c-ibm_iic.h"
>
> @@ -759,9 +758,6 @@ static int iic_probe(struct platform_device *ofdev)
> dev_info(&ofdev->dev, "using %s mode\n",
> dev->fast_mode ? "fast (400 kHz)" : "standard (100 kHz)");
>
> - /* Now register all the child nodes */
> - of_i2c_register_devices(adap);
> -
> return 0;
>
> error_cleanup:
> diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
> index e242797..bbbea6b 100644
> --- a/drivers/i2c/busses/i2c-imx.c
> +++ b/drivers/i2c/busses/i2c-imx.c
> @@ -50,7 +50,6 @@
> #include <linux/slab.h>
> #include <linux/of.h>
> #include <linux/of_device.h>
> -#include <linux/of_i2c.h>
> #include <linux/platform_data/i2c-imx.h>
>
> /** Defines ********************************************************************
> @@ -570,8 +569,6 @@ static int __init i2c_imx_probe(struct platform_device *pdev)
> return ret;
> }
>
> - of_i2c_register_devices(&i2c_imx->adapter);
> -
> /* Set up platform driver data */
> platform_set_drvdata(pdev, i2c_imx);
>
> diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
> index 7607dc0..9f2513d 100644
> --- a/drivers/i2c/busses/i2c-mpc.c
> +++ b/drivers/i2c/busses/i2c-mpc.c
> @@ -18,7 +18,6 @@
> #include <linux/sched.h>
> #include <linux/init.h>
> #include <linux/of_platform.h>
> -#include <linux/of_i2c.h>
> #include <linux/slab.h>
>
> #include <linux/io.h>
> @@ -691,7 +690,6 @@ static int fsl_i2c_probe(struct platform_device *op)
> dev_err(i2c->dev, "failed to add adapter\n");
> goto fail_add;
> }
> - of_i2c_register_devices(&i2c->adap);
>
> return result;
>
> diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
> index b1f42bf..8220322 100644
> --- a/drivers/i2c/busses/i2c-mv64xxx.c
> +++ b/drivers/i2c/busses/i2c-mv64xxx.c
> @@ -21,7 +21,6 @@
> #include <linux/of.h>
> #include <linux/of_device.h>
> #include <linux/of_irq.h>
> -#include <linux/of_i2c.h>
> #include <linux/clk.h>
> #include <linux/err.h>
>
> @@ -689,8 +688,6 @@ mv64xxx_i2c_probe(struct platform_device *pd)
> goto exit_free_irq;
> }
>
> - of_i2c_register_devices(&drv_data->adapter);
> -
> return 0;
>
> exit_free_irq:
> diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
> index df8ff5a..62ed07d 100644
> --- a/drivers/i2c/busses/i2c-mxs.c
> +++ b/drivers/i2c/busses/i2c-mxs.c
> @@ -27,7 +27,6 @@
> #include <linux/stmp_device.h>
> #include <linux/of.h>
> #include <linux/of_device.h>
> -#include <linux/of_i2c.h>
> #include <linux/dma-mapping.h>
> #include <linux/dmaengine.h>
>
> @@ -701,8 +700,6 @@ static int mxs_i2c_probe(struct platform_device *pdev)
> return err;
> }
>
> - of_i2c_register_devices(adap);
> -
> return 0;
> }
>
> diff --git a/drivers/i2c/busses/i2c-nomadik.c b/drivers/i2c/busses/i2c-nomadik.c
> index 512dfe6..519df17 100644
> --- a/drivers/i2c/busses/i2c-nomadik.c
> +++ b/drivers/i2c/busses/i2c-nomadik.c
> @@ -24,7 +24,6 @@
> #include <linux/pm_runtime.h>
> #include <linux/platform_data/i2c-nomadik.h>
> #include <linux/of.h>
> -#include <linux/of_i2c.h>
> #include <linux/pinctrl/consumer.h>
>
> #define DRIVER_NAME "nmk-i2c"
> @@ -1045,8 +1044,6 @@ static int nmk_i2c_probe(struct amba_device *adev, const struct amba_id *id)
> goto err_add_adap;
> }
>
> - of_i2c_register_devices(adap);
> -
> pm_runtime_put(&adev->dev);
>
> return 0;
> diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
> index 0e1f824..0a52b78 100644
> --- a/drivers/i2c/busses/i2c-ocores.c
> +++ b/drivers/i2c/busses/i2c-ocores.c
> @@ -24,7 +24,6 @@
> #include <linux/i2c-ocores.h>
> #include <linux/slab.h>
> #include <linux/io.h>
> -#include <linux/of_i2c.h>
> #include <linux/log2.h>
>
> struct ocores_i2c {
> @@ -435,8 +434,6 @@ static int ocores_i2c_probe(struct platform_device *pdev)
> if (pdata) {
> for (i = 0; i < pdata->num_devices; i++)
> i2c_new_device(&i2c->adap, pdata->devices + i);
> - } else {
> - of_i2c_register_devices(&i2c->adap);
> }
>
> return 0;
> diff --git a/drivers/i2c/busses/i2c-octeon.c b/drivers/i2c/busses/i2c-octeon.c
> index 956fe32..b929ba2 100644
> --- a/drivers/i2c/busses/i2c-octeon.c
> +++ b/drivers/i2c/busses/i2c-octeon.c
> @@ -15,7 +15,6 @@
> #include <linux/interrupt.h>
> #include <linux/kernel.h>
> #include <linux/module.h>
> -#include <linux/of_i2c.h>
> #include <linux/delay.h>
> #include <linux/sched.h>
> #include <linux/slab.h>
> @@ -599,8 +598,6 @@ static int octeon_i2c_probe(struct platform_device *pdev)
> }
> dev_info(i2c->dev, "version %s\n", DRV_VERSION);
>
> - of_i2c_register_devices(&i2c->adap);
> -
> return 0;
>
> out:
> diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
> index 142b694d..a9f0f80 100644
> --- a/drivers/i2c/busses/i2c-omap.c
> +++ b/drivers/i2c/busses/i2c-omap.c
> @@ -38,7 +38,6 @@
> #include <linux/clk.h>
> #include <linux/io.h>
> #include <linux/of.h>
> -#include <linux/of_i2c.h>
> #include <linux/of_device.h>
> #include <linux/slab.h>
> #include <linux/i2c-omap.h>
> @@ -1245,8 +1244,6 @@ omap_i2c_probe(struct platform_device *pdev)
> dev_info(dev->dev, "bus %d rev%d.%d at %d kHz\n", adap->nr,
> major, minor, dev->speed);
>
> - of_i2c_register_devices(adap);
> -
> pm_runtime_mark_last_busy(dev->dev);
> pm_runtime_put_autosuspend(dev->dev);
>
> diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c
> index 5f39c6d..7b57d67 100644
> --- a/drivers/i2c/busses/i2c-pnx.c
> +++ b/drivers/i2c/busses/i2c-pnx.c
> @@ -23,7 +23,6 @@
> #include <linux/err.h>
> #include <linux/clk.h>
> #include <linux/slab.h>
> -#include <linux/of_i2c.h>
>
> #define I2C_PNX_TIMEOUT_DEFAULT 10 /* msec */
> #define I2C_PNX_SPEED_KHZ_DEFAULT 100
> @@ -741,8 +740,6 @@ static int i2c_pnx_probe(struct platform_device *pdev)
> goto out_irq;
> }
>
> - of_i2c_register_devices(&alg_data->adapter);
> -
> dev_dbg(&pdev->dev, "%s: Master at %#8x, irq %d.\n",
> alg_data->adapter.name, res->start, alg_data->irq);
>
> diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c
> index 8dc90da..1010f2e 100644
> --- a/drivers/i2c/busses/i2c-powermac.c
> +++ b/drivers/i2c/busses/i2c-powermac.c
> @@ -440,7 +440,9 @@ static int i2c_powermac_probe(struct platform_device *dev)
> adapter->algo = &i2c_powermac_algorithm;
> i2c_set_adapdata(adapter, bus);
> adapter->dev.parent = &dev->dev;
> - adapter->dev.of_node = dev->dev.of_node;
> +
> + /* Clear of_node to skip automatic registration of i2c child nodes */
> + adapter->dev.of_node = NULL;
> rc = i2c_add_adapter(adapter);
> if (rc) {
> printk(KERN_ERR "i2c-powermac: Adapter %s registration "
> @@ -450,9 +452,8 @@ static int i2c_powermac_probe(struct platform_device *dev)
>
> printk(KERN_INFO "PowerMac i2c bus %s registered\n", adapter->name);
>
> - /* Cannot use of_i2c_register_devices() due to Apple device-tree
> - * funkyness
> - */
> + /* Use custom child registration due to Apple device-tree funkyness */
> + adapter->dev.of_node = dev->dev.of_node;
> i2c_powermac_register_devices(adapter, bus);
>
> return rc;
> diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
> index fbafed2..bc65014 100644
> --- a/drivers/i2c/busses/i2c-pxa.c
> +++ b/drivers/i2c/busses/i2c-pxa.c
> @@ -31,7 +31,6 @@
> #include <linux/i2c-pxa.h>
> #include <linux/of.h>
> #include <linux/of_device.h>
> -#include <linux/of_i2c.h>
> #include <linux/platform_device.h>
> #include <linux/err.h>
> #include <linux/clk.h>
> @@ -1185,7 +1184,6 @@ static int i2c_pxa_probe(struct platform_device *dev)
> printk(KERN_INFO "I2C: Failed to add bus\n");
> goto eadapt;
> }
> - of_i2c_register_devices(&i2c->adap);
>
> platform_set_drvdata(dev, i2c);
>
> diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
> index cab1c91..643426e 100644
> --- a/drivers/i2c/busses/i2c-s3c2410.c
> +++ b/drivers/i2c/busses/i2c-s3c2410.c
> @@ -36,7 +36,6 @@
> #include <linux/cpufreq.h>
> #include <linux/slab.h>
> #include <linux/io.h>
> -#include <linux/of_i2c.h>
> #include <linux/of_gpio.h>
> #include <linux/pinctrl/consumer.h>
>
> @@ -1154,7 +1153,6 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
> return ret;
> }
>
> - of_i2c_register_devices(&i2c->adap);
> platform_set_drvdata(pdev, i2c);
>
> pm_runtime_enable(&pdev->dev);
> diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c
> index debf745..aa1268f 100644
> --- a/drivers/i2c/busses/i2c-sh_mobile.c
> +++ b/drivers/i2c/busses/i2c-sh_mobile.c
> @@ -27,7 +27,6 @@
> #include <linux/platform_device.h>
> #include <linux/interrupt.h>
> #include <linux/i2c.h>
> -#include <linux/of_i2c.h>
> #include <linux/err.h>
> #include <linux/pm_runtime.h>
> #include <linux/clk.h>
> @@ -758,7 +757,6 @@ static int sh_mobile_i2c_probe(struct platform_device *dev)
> "I2C adapter %d with bus speed %lu Hz (L/H=%x/%x)\n",
> adap->nr, pd->bus_speed, pd->iccl, pd->icch);
>
> - of_i2c_register_devices(adap);
> return 0;
>
> err_all:
> diff --git a/drivers/i2c/busses/i2c-sirf.c b/drivers/i2c/busses/i2c-sirf.c
> index a63c7d5..0ff22e2 100644
> --- a/drivers/i2c/busses/i2c-sirf.c
> +++ b/drivers/i2c/busses/i2c-sirf.c
> @@ -12,7 +12,6 @@
> #include <linux/slab.h>
> #include <linux/platform_device.h>
> #include <linux/i2c.h>
> -#include <linux/of_i2c.h>
> #include <linux/clk.h>
> #include <linux/err.h>
> #include <linux/io.h>
> @@ -366,8 +365,6 @@ static int i2c_sirfsoc_probe(struct platform_device *pdev)
>
> clk_disable(clk);
>
> - of_i2c_register_devices(adap);
> -
> dev_info(&pdev->dev, " I2C adapter ready to operate\n");
>
> return 0;
> diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c
> index d1a6b20..047546c 100644
> --- a/drivers/i2c/busses/i2c-stu300.c
> +++ b/drivers/i2c/busses/i2c-stu300.c
> @@ -17,7 +17,6 @@
> #include <linux/clk.h>
> #include <linux/io.h>
> #include <linux/slab.h>
> -#include <linux/of_i2c.h>
>
> /* the name of this kernel module */
> #define NAME "stu300"
> @@ -936,7 +935,6 @@ stu300_probe(struct platform_device *pdev)
> platform_set_drvdata(pdev, dev);
> dev_info(&pdev->dev, "ST DDC I2C @ %p, irq %d\n",
> dev->virtbase, dev->irq);
> - of_i2c_register_devices(adap);
>
> return 0;
> }
> diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
> index 9aa1b60..c457cb4 100644
> --- a/drivers/i2c/busses/i2c-tegra.c
> +++ b/drivers/i2c/busses/i2c-tegra.c
> @@ -25,7 +25,6 @@
> #include <linux/interrupt.h>
> #include <linux/delay.h>
> #include <linux/slab.h>
> -#include <linux/of_i2c.h>
> #include <linux/of_device.h>
> #include <linux/module.h>
> #include <linux/clk/tegra.h>
> @@ -802,8 +801,6 @@ static int tegra_i2c_probe(struct platform_device *pdev)
> return ret;
> }
>
> - of_i2c_register_devices(&i2c_dev->adapter);
> -
> return 0;
> }
>
> diff --git a/drivers/i2c/busses/i2c-versatile.c b/drivers/i2c/busses/i2c-versatile.c
> index f3a8790..6bb3a89 100644
> --- a/drivers/i2c/busses/i2c-versatile.c
> +++ b/drivers/i2c/busses/i2c-versatile.c
> @@ -16,7 +16,6 @@
> #include <linux/platform_device.h>
> #include <linux/slab.h>
> #include <linux/io.h>
> -#include <linux/of_i2c.h>
>
> #define I2C_CONTROL 0x00
> #define I2C_CONTROLS 0x00
> @@ -108,7 +107,6 @@ static int i2c_versatile_probe(struct platform_device *dev)
> ret = i2c_bit_add_numbered_bus(&i2c->adap);
> if (ret >= 0) {
> platform_set_drvdata(dev, i2c);
> - of_i2c_register_devices(&i2c->adap);
> return 0;
> }
>
> diff --git a/drivers/i2c/busses/i2c-wmt.c b/drivers/i2c/busses/i2c-wmt.c
> index baaa7d1..c65da3d 100644
> --- a/drivers/i2c/busses/i2c-wmt.c
> +++ b/drivers/i2c/busses/i2c-wmt.c
> @@ -21,7 +21,6 @@
> #include <linux/module.h>
> #include <linux/of.h>
> #include <linux/of_address.h>
> -#include <linux/of_i2c.h>
> #include <linux/of_irq.h>
> #include <linux/platform_device.h>
>
> @@ -439,8 +438,6 @@ static int wmt_i2c_probe(struct platform_device *pdev)
>
> platform_set_drvdata(pdev, i2c_dev);
>
> - of_i2c_register_devices(adap);
> -
> return 0;
> }
>
> diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c
> index 3d0f052..8823db7 100644
> --- a/drivers/i2c/busses/i2c-xiic.c
> +++ b/drivers/i2c/busses/i2c-xiic.c
> @@ -40,7 +40,6 @@
> #include <linux/i2c-xiic.h>
> #include <linux/io.h>
> #include <linux/slab.h>
> -#include <linux/of_i2c.h>
>
> #define DRIVER_NAME "xiic-i2c"
>
> @@ -752,8 +751,6 @@ static int xiic_i2c_probe(struct platform_device *pdev)
> i2c_new_device(&i2c->adap, pdata->devices + i);
> }
>
> - of_i2c_register_devices(&i2c->adap);
> -
> return 0;
>
> add_adapter_failed:
> diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
> index f32ca29..08ebd78 100644
> --- a/drivers/i2c/i2c-core.c
> +++ b/drivers/i2c/i2c-core.c
> @@ -23,7 +23,11 @@
> SMBus 2.0 support by Mark Studebaker <mdsxyz123@...oo.com> and
> Jean Delvare <khali@...ux-fr.org>
> Mux support by Rodolfo Giometti <giometti@...eenne.com> and
> - Michael Lawnick <michael.lawnick.ext@....com> */
> + Michael Lawnick <michael.lawnick.ext@....com>
> + OF support is copyright (c) 2008 Jochen Friedrich <jochen@...am.de>
> + (based on a previous patch from Jon Smirl <jonsmirl@...il.com>) and
> + (c) 2013 Wolfram Sang <wsa@...-dreams.de>
> + */
>
> #include <linux/module.h>
> #include <linux/kernel.h>
> @@ -35,7 +39,9 @@
> #include <linux/init.h>
> #include <linux/idr.h>
> #include <linux/mutex.h>
> +#include <linux/of.h>
> #include <linux/of_device.h>
> +#include <linux/of_irq.h>
> #include <linux/completion.h>
> #include <linux/hardirq.h>
> #include <linux/irqflags.h>
> @@ -954,6 +960,104 @@ static void i2c_scan_static_board_info(struct i2c_adapter *adapter)
> up_read(&__i2c_board_lock);
> }
>
> +/* OF support code */
> +
> +#if IS_ENABLED(CONFIG_OF)
> +static void of_i2c_register_devices(struct i2c_adapter *adap)
> +{
> + void *result;
> + struct device_node *node;
> +
> + /* Only register child devices if the adapter has a node pointer set */
> + if (!adap->dev.of_node)
> + return;
> +
> + dev_dbg(&adap->dev, "of_i2c: walking child nodes\n");
> +
> + for_each_available_child_of_node(adap->dev.of_node, node) {
> + struct i2c_board_info info = {};
> + struct dev_archdata dev_ad = {};
> + const __be32 *addr;
> + int len;
> +
> + dev_dbg(&adap->dev, "of_i2c: register %s\n", node->full_name);
> +
> + if (of_modalias_node(node, info.type, sizeof(info.type)) < 0) {
> + dev_err(&adap->dev, "of_i2c: modalias failure on %s\n",
> + node->full_name);
> + continue;
> + }
> +
> + addr = of_get_property(node, "reg", &len);
> + if (!addr || (len < sizeof(int))) {
> + dev_err(&adap->dev, "of_i2c: invalid reg on %s\n",
> + node->full_name);
> + continue;
> + }
> +
> + info.addr = be32_to_cpup(addr);
> + if (info.addr > (1 << 10) - 1) {
> + dev_err(&adap->dev, "of_i2c: invalid addr=%x on %s\n",
> + info.addr, node->full_name);
> + continue;
> + }
> +
> + info.irq = irq_of_parse_and_map(node, 0);
> + info.of_node = of_node_get(node);
> + info.archdata = &dev_ad;
> +
> + if (of_get_property(node, "wakeup-source", NULL))
> + info.flags |= I2C_CLIENT_WAKE;
> +
> + request_module("%s%s", I2C_MODULE_PREFIX, info.type);
> +
> + result = i2c_new_device(adap, &info);
> + if (result == NULL) {
> + dev_err(&adap->dev, "of_i2c: Failure registering %s\n",
> + node->full_name);
> + of_node_put(node);
> + irq_dispose_mapping(info.irq);
> + continue;
> + }
> + }
> +}
> +
> +static int of_dev_node_match(struct device *dev, void *data)
> +{
> + return dev->of_node == data;
> +}
> +
> +/* must call put_device() when done with returned i2c_client device */
> +struct i2c_client *of_find_i2c_device_by_node(struct device_node *node)
> +{
> + struct device *dev;
> +
> + dev = bus_find_device(&i2c_bus_type, NULL, node,
> + of_dev_node_match);
> + if (!dev)
> + return NULL;
> +
> + return i2c_verify_client(dev);
> +}
> +EXPORT_SYMBOL(of_find_i2c_device_by_node);
> +
> +/* must call put_device() when done with returned i2c_adapter device */
> +struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node *node)
> +{
> + struct device *dev;
> +
> + dev = bus_find_device(&i2c_bus_type, NULL, node,
> + of_dev_node_match);
> + if (!dev)
> + return NULL;
> +
> + return i2c_verify_adapter(dev);
> +}
> +EXPORT_SYMBOL(of_find_i2c_adapter_by_node);
> +#else
> +static void of_i2c_register_devices(struct i2c_adapter *adap) { }
> +#endif /* CONFIG_OF */
> +
> static int i2c_do_add_adapter(struct i2c_driver *driver,
> struct i2c_adapter *adap)
> {
> @@ -1058,6 +1162,8 @@ static int i2c_register_adapter(struct i2c_adapter *adap)
>
> exit_recovery:
> /* create pre-declared device nodes */
> + of_i2c_register_devices(adap);
> +
> if (adap->nr < __i2c_first_dynamic_bus_num)
> i2c_scan_static_board_info(adap);
>
> @@ -1282,7 +1388,6 @@ void i2c_del_adapter(struct i2c_adapter *adap)
> }
> EXPORT_SYMBOL(i2c_del_adapter);
>
> -
> /* ------------------------------------------------------------------------- */
>
> int i2c_for_each_dev(void *data, int (*fn)(struct device *, void *))
> diff --git a/drivers/i2c/i2c-mux.c b/drivers/i2c/i2c-mux.c
> index 7409ebb..797e311 100644
> --- a/drivers/i2c/i2c-mux.c
> +++ b/drivers/i2c/i2c-mux.c
> @@ -25,7 +25,6 @@
> #include <linux/i2c.h>
> #include <linux/i2c-mux.h>
> #include <linux/of.h>
> -#include <linux/of_i2c.h>
>
> /* multiplexer per channel data */
> struct i2c_mux_priv {
> @@ -185,8 +184,6 @@ struct i2c_adapter *i2c_add_mux_adapter(struct i2c_adapter *parent,
> dev_info(&parent->dev, "Added multiplexed i2c bus %d\n",
> i2c_adapter_id(&priv->adap));
>
> - of_i2c_register_devices(&priv->adap);
> -
> return &priv->adap;
> }
> EXPORT_SYMBOL_GPL(i2c_add_mux_adapter);
> diff --git a/drivers/i2c/muxes/i2c-arb-gpio-challenge.c b/drivers/i2c/muxes/i2c-arb-gpio-challenge.c
> index 210b6f7..b901638 100644
> --- a/drivers/i2c/muxes/i2c-arb-gpio-challenge.c
> +++ b/drivers/i2c/muxes/i2c-arb-gpio-challenge.c
> @@ -21,7 +21,6 @@
> #include <linux/i2c-mux.h>
> #include <linux/init.h>
> #include <linux/module.h>
> -#include <linux/of_i2c.h>
> #include <linux/of_gpio.h>
> #include <linux/platform_device.h>
> #include <linux/slab.h>
> diff --git a/drivers/i2c/muxes/i2c-mux-gpio.c b/drivers/i2c/muxes/i2c-mux-gpio.c
> index 5a0ce00..128a981 100644
> --- a/drivers/i2c/muxes/i2c-mux-gpio.c
> +++ b/drivers/i2c/muxes/i2c-mux-gpio.c
> @@ -16,7 +16,6 @@
> #include <linux/module.h>
> #include <linux/slab.h>
> #include <linux/gpio.h>
> -#include <linux/of_i2c.h>
> #include <linux/of_gpio.h>
>
> struct gpiomux {
> diff --git a/drivers/i2c/muxes/i2c-mux-pinctrl.c b/drivers/i2c/muxes/i2c-mux-pinctrl.c
> index a43c0ce..859a6d2 100644
> --- a/drivers/i2c/muxes/i2c-mux-pinctrl.c
> +++ b/drivers/i2c/muxes/i2c-mux-pinctrl.c
> @@ -20,7 +20,6 @@
> #include <linux/i2c-mux.h>
> #include <linux/init.h>
> #include <linux/module.h>
> -#include <linux/of_i2c.h>
> #include <linux/pinctrl/consumer.h>
> #include <linux/i2c-mux-pinctrl.h>
> #include <linux/platform_device.h>
> diff --git a/drivers/media/platform/exynos4-is/fimc-is-i2c.c b/drivers/media/platform/exynos4-is/fimc-is-i2c.c
> index 617a798..9930556 100644
> --- a/drivers/media/platform/exynos4-is/fimc-is-i2c.c
> +++ b/drivers/media/platform/exynos4-is/fimc-is-i2c.c
> @@ -12,7 +12,7 @@
>
> #include <linux/clk.h>
> #include <linux/module.h>
> -#include <linux/of_i2c.h>
> +#include <linux/i2c.h>
> #include <linux/platform_device.h>
> #include <linux/pm_runtime.h>
> #include <linux/slab.h>
> @@ -67,8 +67,6 @@ static int fimc_is_i2c_probe(struct platform_device *pdev)
> pm_runtime_enable(&pdev->dev);
> pm_runtime_enable(&i2c_adap->dev);
>
> - of_i2c_register_devices(i2c_adap);
> -
> return 0;
> }
>
> diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c
> index 967f6a9..2276fdc 100644
> --- a/drivers/media/platform/exynos4-is/fimc-is.c
> +++ b/drivers/media/platform/exynos4-is/fimc-is.c
> @@ -21,7 +21,7 @@
> #include <linux/interrupt.h>
> #include <linux/kernel.h>
> #include <linux/module.h>
> -#include <linux/of_i2c.h>
> +#include <linux/i2c.h>
> #include <linux/of_irq.h>
> #include <linux/of_address.h>
> #include <linux/of_platform.h>
> diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
> index 19f556c..f8c66b4 100644
> --- a/drivers/media/platform/exynos4-is/media-dev.c
> +++ b/drivers/media/platform/exynos4-is/media-dev.c
> @@ -20,7 +20,6 @@
> #include <linux/of.h>
> #include <linux/of_platform.h>
> #include <linux/of_device.h>
> -#include <linux/of_i2c.h>
> #include <linux/platform_device.h>
> #include <linux/pm_runtime.h>
> #include <linux/types.h>
> diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
> index 80e5c13..78cc760 100644
> --- a/drivers/of/Kconfig
> +++ b/drivers/of/Kconfig
> @@ -48,12 +48,6 @@ config OF_IRQ
> def_bool y
> depends on !SPARC
>
> -config OF_I2C
> - def_tristate I2C
> - depends on I2C
> - help
> - OpenFirmware I2C accessors
> -
> config OF_NET
> depends on NETDEVICES
> def_bool y
> diff --git a/drivers/of/Makefile b/drivers/of/Makefile
> index 1f9c0c4..efd0510 100644
> --- a/drivers/of/Makefile
> +++ b/drivers/of/Makefile
> @@ -3,7 +3,6 @@ obj-$(CONFIG_OF_FLATTREE) += fdt.o
> obj-$(CONFIG_OF_PROMTREE) += pdt.o
> obj-$(CONFIG_OF_ADDRESS) += address.o
> obj-$(CONFIG_OF_IRQ) += irq.o
> -obj-$(CONFIG_OF_I2C) += of_i2c.o
> obj-$(CONFIG_OF_NET) += of_net.o
> obj-$(CONFIG_OF_SELFTEST) += selftest.o
> obj-$(CONFIG_OF_MDIO) += of_mdio.o
> diff --git a/drivers/of/of_i2c.c b/drivers/of/of_i2c.c
> deleted file mode 100644
> index b667264..0000000
> --- a/drivers/of/of_i2c.c
> +++ /dev/null
> @@ -1,114 +0,0 @@
> -/*
> - * OF helpers for the I2C API
> - *
> - * Copyright (c) 2008 Jochen Friedrich <jochen@...am.de>
> - *
> - * Based on a previous patch from Jon Smirl <jonsmirl@...il.com>
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License as published by
> - * the Free Software Foundation; either version 2 of the License, or
> - * (at your option) any later version.
> - */
> -
> -#include <linux/i2c.h>
> -#include <linux/irq.h>
> -#include <linux/of.h>
> -#include <linux/of_i2c.h>
> -#include <linux/of_irq.h>
> -#include <linux/module.h>
> -
> -void of_i2c_register_devices(struct i2c_adapter *adap)
> -{
> - void *result;
> - struct device_node *node;
> -
> - /* Only register child devices if the adapter has a node pointer set */
> - if (!adap->dev.of_node)
> - return;
> -
> - dev_dbg(&adap->dev, "of_i2c: walking child nodes\n");
> -
> - for_each_available_child_of_node(adap->dev.of_node, node) {
> - struct i2c_board_info info = {};
> - struct dev_archdata dev_ad = {};
> - const __be32 *addr;
> - int len;
> -
> - dev_dbg(&adap->dev, "of_i2c: register %s\n", node->full_name);
> -
> - if (of_modalias_node(node, info.type, sizeof(info.type)) < 0) {
> - dev_err(&adap->dev, "of_i2c: modalias failure on %s\n",
> - node->full_name);
> - continue;
> - }
> -
> - addr = of_get_property(node, "reg", &len);
> - if (!addr || (len < sizeof(int))) {
> - dev_err(&adap->dev, "of_i2c: invalid reg on %s\n",
> - node->full_name);
> - continue;
> - }
> -
> - info.addr = be32_to_cpup(addr);
> - if (info.addr > (1 << 10) - 1) {
> - dev_err(&adap->dev, "of_i2c: invalid addr=%x on %s\n",
> - info.addr, node->full_name);
> - continue;
> - }
> -
> - info.irq = irq_of_parse_and_map(node, 0);
> - info.of_node = of_node_get(node);
> - info.archdata = &dev_ad;
> -
> - if (of_get_property(node, "wakeup-source", NULL))
> - info.flags |= I2C_CLIENT_WAKE;
> -
> - request_module("%s%s", I2C_MODULE_PREFIX, info.type);
> -
> - result = i2c_new_device(adap, &info);
> - if (result == NULL) {
> - dev_err(&adap->dev, "of_i2c: Failure registering %s\n",
> - node->full_name);
> - of_node_put(node);
> - irq_dispose_mapping(info.irq);
> - continue;
> - }
> - }
> -}
> -EXPORT_SYMBOL(of_i2c_register_devices);
> -
> -static int of_dev_node_match(struct device *dev, void *data)
> -{
> - return dev->of_node == data;
> -}
> -
> -/* must call put_device() when done with returned i2c_client device */
> -struct i2c_client *of_find_i2c_device_by_node(struct device_node *node)
> -{
> - struct device *dev;
> -
> - dev = bus_find_device(&i2c_bus_type, NULL, node,
> - of_dev_node_match);
> - if (!dev)
> - return NULL;
> -
> - return i2c_verify_client(dev);
> -}
> -EXPORT_SYMBOL(of_find_i2c_device_by_node);
> -
> -/* must call put_device() when done with returned i2c_adapter device */
> -struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node *node)
> -{
> - struct device *dev;
> -
> - dev = bus_find_device(&i2c_bus_type, NULL, node,
> - of_dev_node_match);
> - if (!dev)
> - return NULL;
> -
> - return i2c_verify_adapter(dev);
> -}
> -EXPORT_SYMBOL(of_find_i2c_adapter_by_node);
> -
> -MODULE_LICENSE("GPL");
> diff --git a/drivers/staging/imx-drm/imx-tve.c b/drivers/staging/imx-drm/imx-tve.c
> index a56797d..2d76fd4 100644
> --- a/drivers/staging/imx-drm/imx-tve.c
> +++ b/drivers/staging/imx-drm/imx-tve.c
> @@ -21,7 +21,7 @@
> #include <linux/clk.h>
> #include <linux/clk-provider.h>
> #include <linux/module.h>
> -#include <linux/of_i2c.h>
> +#include <linux/i2c.h>
> #include <linux/regmap.h>
> #include <linux/regulator/consumer.h>
> #include <linux/spinlock.h>
> diff --git a/include/linux/i2c.h b/include/linux/i2c.h
> index e988fa9..2189189 100644
> --- a/include/linux/i2c.h
> +++ b/include/linux/i2c.h
> @@ -542,6 +542,26 @@ static inline int i2c_adapter_id(struct i2c_adapter *adap)
>
> #endif /* I2C */
>
> +#if IS_ENABLED(CONFIG_OF)
> +/* must call put_device() when done with returned i2c_client device */
> +extern struct i2c_client *of_find_i2c_device_by_node(struct device_node *node);
> +
> +/* must call put_device() when done with returned i2c_adapter device */
> +extern struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node *node);
> +
> +#else
> +
> +static inline struct i2c_client *of_find_i2c_device_by_node(struct device_node *node)
> +{
> + return NULL;
> +}
> +
> +static inline struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node *node)
> +{
> + return NULL;
> +}
> +#endif /* CONFIG_OF */
> +
> #if IS_ENABLED(CONFIG_ACPI_I2C)
> extern void acpi_i2c_register_devices(struct i2c_adapter *adap);
> #else
> diff --git a/include/linux/of_i2c.h b/include/linux/of_i2c.h
> deleted file mode 100644
> index cfb545c..0000000
> --- a/include/linux/of_i2c.h
> +++ /dev/null
> @@ -1,46 +0,0 @@
> -/*
> - * Generic I2C API implementation for PowerPC.
> - *
> - * Copyright (c) 2008 Jochen Friedrich <jochen@...am.de>
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License as published by
> - * the Free Software Foundation; either version 2 of the License, or
> - * (at your option) any later version.
> - */
> -
> -#ifndef __LINUX_OF_I2C_H
> -#define __LINUX_OF_I2C_H
> -
> -#if defined(CONFIG_OF_I2C) || defined(CONFIG_OF_I2C_MODULE)
> -#include <linux/i2c.h>
> -
> -extern void of_i2c_register_devices(struct i2c_adapter *adap);
> -
> -/* must call put_device() when done with returned i2c_client device */
> -extern struct i2c_client *of_find_i2c_device_by_node(struct device_node *node);
> -
> -/* must call put_device() when done with returned i2c_adapter device */
> -extern struct i2c_adapter *of_find_i2c_adapter_by_node(
> - struct device_node *node);
> -
> -#else
> -static inline void of_i2c_register_devices(struct i2c_adapter *adap)
> -{
> - return;
> -}
> -
> -static inline struct i2c_client *of_find_i2c_device_by_node(struct device_node *node)
> -{
> - return NULL;
> -}
> -
> -/* must call put_device() when done with returned i2c_adapter device */
> -static inline struct i2c_adapter *of_find_i2c_adapter_by_node(
> - struct device_node *node)
> -{
> - return NULL;
> -}
> -#endif /* CONFIG_OF_I2C */
> -
> -#endif /* __LINUX_OF_I2C_H */
> diff --git a/sound/soc/fsl/imx-sgtl5000.c b/sound/soc/fsl/imx-sgtl5000.c
> index 3f726e4..f2fbde9 100644
> --- a/sound/soc/fsl/imx-sgtl5000.c
> +++ b/sound/soc/fsl/imx-sgtl5000.c
> @@ -13,7 +13,7 @@
> #include <linux/module.h>
> #include <linux/of.h>
> #include <linux/of_platform.h>
> -#include <linux/of_i2c.h>
> +#include <linux/i2c.h>
> #include <linux/clk.h>
> #include <sound/soc.h>
>
> diff --git a/sound/soc/fsl/imx-wm8962.c b/sound/soc/fsl/imx-wm8962.c
> index 52a36a9..9fd7a65 100644
> --- a/sound/soc/fsl/imx-wm8962.c
> +++ b/sound/soc/fsl/imx-wm8962.c
> @@ -15,7 +15,7 @@
>
> #include <linux/module.h>
> #include <linux/of_platform.h>
> -#include <linux/of_i2c.h>
> +#include <linux/i2c.h>
> #include <linux/slab.h>
> #include <linux/clk.h>
> #include <sound/soc.h>
> --
> 1.7.10.4
>
> --
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