Re: [RFC V2] devicetree: Dialog Semiconductor consolidate existing vendor prefixes to standardise on 'dlg'

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Jul 15, 2014 at 10:03 AM, Opensource [Steve Twiss]
<stwiss.opensource@xxxxxxxxxxx> wrote:
> From: Opensource [Steve Twiss] <stwiss.opensource@xxxxxxxxxxx>
>
> This patch series updates the device tree vendor prefix for
> Dialog Semiconductor.
>
> Various methods are currently used throughout the kernel: 'diasemi',
> 'dialog' and 'dlg'. Others have also been suggested.
>
> This patch set aims to consolidate the usage of the vendor prefix to
> use a common standard. The prefix 'dlg' is used.
>
> Here is my working for justifying this change:
>
> ./arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
>         Has the following entry:
>         compatible = "dialog,da9063";
>         However the DA9063 driver does not support device tree yet so
>         it would be safe to rename this.
>
> ./arch/arm/boot/dts/imx53-smd.dts
>         Has the following entry:
>         compatible = "dialog,da9053", "dialog,da9052";
>         However, the existing driver files for DA9053 define a different
>         compatible string with the "dlg" prefix. See the entries below.
>         None of these would have allowed the "dialog" prefix.
>         { .compatible = "dlg,da9052", .data = &da9052_i2c_id[0] },
>         { .compatible = "dlg,da9053-aa", .data = &da9052_i2c_id[1] },
>         { .compatible = "dlg,da9053-ba", .data = &da9052_i2c_id[2] },
>         { .compatible = "dlg,da9053-bb", .data = &da9052_i2c_id[3] },
>         { .compatible = "dlg,da9053-bc", .data = &da9052_i2c_id[4] },
>         In this particular case the change for DA9053 did not match up
>         with the expected compatibility strings and therefore I have
>         retained the more general "dlg,da9053" because I do not know
>         which silicon variant (-aa, -ba, -bb, or -bc) is the correct
>         one to use.
>
> ./devicetree/bindings/i2c/trivial-devices.txt
>         Has the following entry:
>         dialog,da9053  DA9053: flexible system level PMIC with multicore support
>         Instead of depreciating this "dialog" line I am just replacing it
>         with a "dlg" because the existing driver DA9053 does not support
>         the dialog keyword.
>
> ./drivers/mfd/da9055-core.c
>         Has the following entries for the mfd cells
>                 .of_compatible = "dialog,da9055-gpio", etc...
>         In this case, the driver does not actually pass in any platform data
>         to any of the mfd cells and so they are not actually used
>         yet in the driver. Nobody else references this information.
>
> ./devicetree/bindings/regulator/da9210.txt
>         Has the following two entries in the binding file:
>         - compatible:   must be "diasemi,da9210"
>         compatible = "diasemi,da9210";
>         However the DA9210 driver does not support device tree.
>
> ./arch/arm/boot/dts/r8a7790-lager.dts
> ./arch/arm/boot/dts/r8a7791-koelsch.dts
>         These two files have the following entries:
>         compatible = "diasemi,da9210";
>         These both reference the "diasemi,da9210" but the device
>         driver does not support device tree
>
> The remaining files in the kernel I have found correctly references
> the driver files compatibility information and so did not need to
> be changed.
>
> ./devicetree/bindings/mfd/da9052-i2c.txt
>         - compatible : Should be "dlg,da9052", "dlg,da9053-aa",
>                  "dlg,da9053-ab", or "dlg,da9053-bb"
>
> ./devicetree/bindings/mfd/da9055.txt
>         compatible = "dlg,da9055-pmic";
>
> ./arch/arm/boot/dts/imx53-voipac-dmm-668.dtsi
>         compatible = "dlg,da9053-aa", "dlg,da9052";
>
> ./arch/arm/boot/dts/imx53-qsb.dts
>         compatible = "dlg,da9053-aa", "dlg,da9052";
>
> ./devicetree/bindings/sound/da9055.txt
>         - compatible: "dlg,da9055-codec"
>         compatible = "dlg,da9055-codec";
>
>
> Signed-off-by: Opensource [Steve Twiss] <stwiss.opensource@xxxxxxxxxxx>

Can you format your email normally and drop "Opensource" and the brackets.

I'm okay with this, but it also needs acks from i.MX and SHMobile
folks as it could break out of tree users.

Acked-by: Rob Herring <robh@xxxxxxxxxx>

Rob

> ---
> Checks performed with linux-next/next-20140715/scripts/checkpatch.pl
>  trivial-devices.txt       total: 0 errors, 0 warnings, 89 lines checked
>  da9210.txt                total: 0 errors, 0 warnings, 21 lines checked
>  vendor-prefixes.txt       total: 0 errors, 0 warnings, 149 lines checked
>  imx53-smd.dts             total: 0 errors, 2 warnings, 279 lines checked
>  imx6qdl-phytec-pfla02.dtsi total: 0 errors, 2 warnings, 357 lines checked
>  r8a7790-lager.dts         total: 0 errors, 3 warnings, 403 lines checked
>  r8a7791-koelsch.dts       total: 0 errors, 4 warnings, 461 lines checked
>  da9055-core.c             total: 0 errors, 0 warnings, 428 lines checked
>
> This e-mail is in response to the previous threads here:
> https://lkml.org/lkml/2014/6/11/262
> http://comments.gmane.org/gmane.linux.ports.arm.kernel/341358
>
> Changes since RFC V1
> - addition of changes to DTS files referencing "diasemi,da9210"
>    arch/arm/boot/dts/r8a7790-lager.dts
>    arch/arm/boot/dts/r8a7791-koelsch.dts
>
> This RFC V2 does not answer the response to RFC V1 from Mark Brown:
> http://www.spinics.net/lists/arm-kernel/msg347615.html
>
> This patch applies against linux-next and next-20140715
>
> Regards,
> Steve Twiss, Dialog Semiconductor Ltd.
>
>
>
>  .../devicetree/bindings/i2c/trivial-devices.txt    |  2 +-
>  .../devicetree/bindings/regulator/da9210.txt       |  4 ++--
>  .../devicetree/bindings/vendor-prefixes.txt        |  1 +
>  arch/arm/boot/dts/imx53-smd.dts                    |  2 +-
>  arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi       |  2 +-
>  arch/arm/boot/dts/r8a7790-lager.dts                |  2 +-
>  arch/arm/boot/dts/r8a7791-koelsch.dts              |  2 +-
>  drivers/mfd/da9055-core.c                          | 26 +++++++++++-----------
>  8 files changed, 21 insertions(+), 20 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/i2c/trivial-devices.txt b/Documentation/devicetree/bindings/i2c/trivial-devices.txt
> index 37803eb..a02b8a1 100644
> --- a/Documentation/devicetree/bindings/i2c/trivial-devices.txt
> +++ b/Documentation/devicetree/bindings/i2c/trivial-devices.txt
> @@ -44,7 +44,7 @@ dallas,ds1775         Tiny Digital Thermometer and Thermostat
>  dallas,ds3232          Extremely Accurate I²C RTC with Integrated Crystal and SRAM
>  dallas,ds4510          CPU Supervisor with Nonvolatile Memory and Programmable I/O
>  dallas,ds75            Digital Thermometer and Thermostat
> -dialog,da9053          DA9053: flexible system level PMIC with multicore support
> +dlg,da9053             DA9053: flexible system level PMIC with multicore support
>  epson,rx8025           High-Stability. I2C-Bus INTERFACE REAL TIME CLOCK MODULE
>  epson,rx8581           I2C-BUS INTERFACE REAL TIME CLOCK MODULE
>  fsl,mag3110            MAG3110: Xtrinsic High Accuracy, 3D Magnetometer
> diff --git a/Documentation/devicetree/bindings/regulator/da9210.txt b/Documentation/devicetree/bindings/regulator/da9210.txt
> index f120f22..3297c53 100644
> --- a/Documentation/devicetree/bindings/regulator/da9210.txt
> +++ b/Documentation/devicetree/bindings/regulator/da9210.txt
> @@ -2,7 +2,7 @@
>
>  Required properties:
>
> -- compatible:  must be "diasemi,da9210"
> +- compatible:  must be "dlg,da9210"
>  - reg:         the i2c slave address of the regulator. It should be 0x68.
>
>  Any standard regulator properties can be used to configure the single da9210
> @@ -11,7 +11,7 @@ DCDC.
>  Example:
>
>         da9210@68 {
> -               compatible = "diasemi,da9210";
> +               compatible = "dlg,da9210";
>                 reg = <0x68>;
>
>                 regulator-min-microvolt = <900000>;
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
> index 5d27e5a..35a833e 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.txt
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
> @@ -37,6 +37,7 @@ dallas        Maxim Integrated Products (formerly Dallas Semiconductor)
>  davicom        DAVICOM Semiconductor, Inc.
>  denx   Denx Software Engineering
>  digi   Digi International Inc.
> +dlg    Dialog Semiconductor
>  dlink  D-Link Corporation
>  dmo    Data Modul AG
>  ebv    EBV Elektronik
> diff --git a/arch/arm/boot/dts/imx53-smd.dts b/arch/arm/boot/dts/imx53-smd.dts
> index 5ec1590..1d32557 100644
> --- a/arch/arm/boot/dts/imx53-smd.dts
> +++ b/arch/arm/boot/dts/imx53-smd.dts
> @@ -265,7 +265,7 @@
>         };
>
>         pmic: dialog@48 {
> -               compatible = "dialog,da9053", "dialog,da9052";
> +               compatible = "dlg,da9053", "dlg,da9052";
>                 reg = <0x48>;
>         };
>  };
> diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
> index 2694aa8..0e50bb0 100644
> --- a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
> @@ -83,7 +83,7 @@
>         };
>
>         pmic@58 {
> -               compatible = "dialog,da9063";
> +               compatible = "dlg,da9063";
>                 reg = <0x58>;
>                 interrupt-parent = <&gpio4>;
>                 interrupts = <17 0x8>; /* active-low GPIO4_17 */
> diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
> index 856b423..e3db105 100644
> --- a/arch/arm/boot/dts/r8a7790-lager.dts
> +++ b/arch/arm/boot/dts/r8a7790-lager.dts
> @@ -374,7 +374,7 @@
>         status = "okay";
>
>         vdd_dvfs: regulator@68 {
> -               compatible = "diasemi,da9210";
> +               compatible = "dlg,da9210";
>                 reg = <0x68>;
>
>                 regulator-min-microvolt = <1000000>;
> diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts
> index 23486c0..33b9532 100644
> --- a/arch/arm/boot/dts/r8a7791-koelsch.dts
> +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts
> @@ -426,7 +426,7 @@
>         clock-frequency = <100000>;
>
>         vdd_dvfs: regulator@68 {
> -               compatible = "diasemi,da9210";
> +               compatible = "dlg,da9210";
>                 reg = <0x68>;
>
>                 regulator-min-microvolt = <1000000>;
> diff --git a/drivers/mfd/da9055-core.c b/drivers/mfd/da9055-core.c
> index caf8dcf..b4d920c 100644
> --- a/drivers/mfd/da9055-core.c
> +++ b/drivers/mfd/da9055-core.c
> @@ -296,73 +296,73 @@ static struct resource da9055_ld05_6_resource = {
>
>  static const struct mfd_cell da9055_devs[] = {
>         {
> -               .of_compatible = "dialog,da9055-gpio",
> +               .of_compatible = "dlg,da9055-gpio",
>                 .name = "da9055-gpio",
>         },
>         {
> -               .of_compatible = "dialog,da9055-regulator",
> +               .of_compatible = "dlg,da9055-regulator",
>                 .name = "da9055-regulator",
>                 .id = 1,
>         },
>         {
> -               .of_compatible = "dialog,da9055-regulator",
> +               .of_compatible = "dlg,da9055-regulator",
>                 .name = "da9055-regulator",
>                 .id = 2,
>         },
>         {
> -               .of_compatible = "dialog,da9055-regulator",
> +               .of_compatible = "dlg,da9055-regulator",
>                 .name = "da9055-regulator",
>                 .id = 3,
>         },
>         {
> -               .of_compatible = "dialog,da9055-regulator",
> +               .of_compatible = "dlg,da9055-regulator",
>                 .name = "da9055-regulator",
>                 .id = 4,
>         },
>         {
> -               .of_compatible = "dialog,da9055-regulator",
> +               .of_compatible = "dlg,da9055-regulator",
>                 .name = "da9055-regulator",
>                 .id = 5,
>         },
>         {
> -               .of_compatible = "dialog,da9055-regulator",
> +               .of_compatible = "dlg,da9055-regulator",
>                 .name = "da9055-regulator",
>                 .id = 6,
>         },
>         {
> -               .of_compatible = "dialog,da9055-regulator",
> +               .of_compatible = "dlg,da9055-regulator",
>                 .name = "da9055-regulator",
>                 .id = 7,
>                 .resources = &da9055_ld05_6_resource,
>                 .num_resources = 1,
>         },
>         {
> -               .of_compatible = "dialog,da9055-regulator",
> +               .of_compatible = "dlg,da9055-regulator",
>                 .name = "da9055-regulator",
>                 .resources = &da9055_ld05_6_resource,
>                 .num_resources = 1,
>                 .id = 8,
>         },
>         {
> -               .of_compatible = "dialog,da9055-onkey",
> +               .of_compatible = "dlg,da9055-onkey",
>                 .name = "da9055-onkey",
>                 .resources = &da9055_onkey_resource,
>                 .num_resources = 1,
>         },
>         {
> -               .of_compatible = "dialog,da9055-rtc",
> +               .of_compatible = "dlg,da9055-rtc",
>                 .name = "da9055-rtc",
>                 .resources = da9055_rtc_resource,
>                 .num_resources = ARRAY_SIZE(da9055_rtc_resource),
>         },
>         {
> -               .of_compatible = "dialog,da9055-hwmon",
> +               .of_compatible = "dlg,da9055-hwmon",
>                 .name = "da9055-hwmon",
>                 .resources = &da9055_hwmon_resource,
>                 .num_resources = 1,
>         },
>         {
> -               .of_compatible = "dialog,da9055-watchdog",
> +               .of_compatible = "dlg,da9055-watchdog",
>                 .name = "da9055-watchdog",
>         },
>  };
> --
> end-of-patch for RFC V2
>

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel





[Index of Archives]     [Linux Kernel]     [Linux ARM (vger)]     [Linux ARM MSM]     [Linux Omap]     [CentOS ARM]     [Linux Arm]     [Linux Tegra]     [Fedora ARM]     [Linux for Samsung SOC]     [eCos]     [Linux Fastboot]     [Gcc Help]     [Git]     [DCCP]     [IETF Announce]     [Security]     [Linux MIPS]     [Yosemite Campsites]     [Photos]