linux-kernel - RE: [PATCH v2 1/4] dt-bindings: Add headers for Tegra234 I2C

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Date:   Sun, 23 Jan 2022 16:56:22 +0000
From:   Akhil R <akhilrajeev@...dia.com>
To:     Dmitry Osipenko <digetx@...il.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Laxman Dewangan <ldewangan@...dia.com>,
        "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
        Mikko Perttunen <mperttunen@...dia.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "thierry.reding@...il.com" <thierry.reding@...il.com>
Subject: RE: [PATCH v2 1/4] dt-bindings: Add headers for Tegra234 I2C

> > Add dt-bindings header files for I2C controllers for Tegra234
> >
> > Signed-off-by: Akhil R <akhilrajeev@...dia.com>
> > ---
> >  include/dt-bindings/clock/tegra234-clock.h | 19 +++++++++++++++++++
> > include/dt-bindings/reset/tegra234-reset.h |  8 ++++++++
> >  2 files changed, 27 insertions(+)
> >
> > diff --git a/include/dt-bindings/clock/tegra234-clock.h
> > b/include/dt-bindings/clock/tegra234-clock.h
> > index 8d7e66e..5d05c19 100644
> > --- a/include/dt-bindings/clock/tegra234-clock.h
> > +++ b/include/dt-bindings/clock/tegra234-clock.h
> > @@ -30,5 +30,24 @@
> >  #define TEGRA234_CLK_PLLC4                   237U
> >  /** @brief 32K input clock provided by PMIC */
> >  #define TEGRA234_CLK_CLK_32K                 289U
> > +/** @brief output of mux controlled by
> CLK_RST_CONTROLLER_CLK_SOURCE_I2C1 */
> > +#define TEGRA234_CLK_I2C1                    48U
> > +/** @brief output of mux controlled by
> CLK_RST_CONTROLLER_CLK_SOURCE_I2C2 */
> > +#define TEGRA234_CLK_I2C2                    49U
> > +/** @brief output of mux controlled by
> CLK_RST_CONTROLLER_CLK_SOURCE_I2C3 */
> > +#define TEGRA234_CLK_I2C3                    50U
> > +/** output of mux controlled by CLK_RST_CONTROLLER_CLK_SOURCE_I2C4
> */
> > +#define TEGRA234_CLK_I2C4                    51U
> > +/** @brief output of mux controlled by
> CLK_RST_CONTROLLER_CLK_SOURCE_I2C6 */
> > +#define TEGRA234_CLK_I2C6                    52U
> > +/** @brief output of mux controlled by
> CLK_RST_CONTROLLER_CLK_SOURCE_I2C7 */
> > +#define TEGRA234_CLK_I2C7                    53U
> > +/** @brief output of mux controlled by
> CLK_RST_CONTROLLER_CLK_SOURCE_I2C8 */
> > +#define TEGRA234_CLK_I2C8                    54U
> > +/** @brief output of mux controlled by
> CLK_RST_CONTROLLER_CLK_SOURCE_I2C9 */
> > +#define TEGRA234_CLK_I2C9                    55U
> > +
> > +/** @brief PLLP clk output */
> > +#define TEGRA234_CLK_PLLP_OUT0                       102U
> >
> >  #endif
> > diff --git a/include/dt-bindings/reset/tegra234-reset.h
> > b/include/dt-bindings/reset/tegra234-reset.h
> > index 50e13bc..e07e898 100644
> > --- a/include/dt-bindings/reset/tegra234-reset.h
> > +++ b/include/dt-bindings/reset/tegra234-reset.h
> > @@ -12,6 +12,14 @@
> >   */
> >  #define TEGRA234_RESET_SDMMC4                        85U
> >  #define TEGRA234_RESET_UARTA                 100U
> > +#define TEGRA234_RESET_I2C1                  24U
> > +#define TEGRA234_RESET_I2C2                  29U
> > +#define TEGRA234_RESET_I2C3                  30U
> > +#define TEGRA234_RESET_I2C4                  31U
> > +#define TEGRA234_RESET_I2C6                  32U
> > +#define TEGRA234_RESET_I2C7                  33U
> > +#define TEGRA234_RESET_I2C8                  34U
> > +#define TEGRA234_RESET_I2C9                  35U
> 
> Why ID order isn't maintained?
Do you mean RESET_UART4, SDMMC4 etc should be
below RESET_I2C*?

Regards,
Akhil

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nvpublic