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SubjectRe: [PATCH] arm: dts: twl6030: typical connection to omap4 as a separate dtsi file
On 07/19/2013 07:10 AM, Ruslan Bilovol wrote:
> The OMAP4 SoC family uses specially-designed
> PMIC (power management IC) companion chip for power
> management needs: TWL6030/TWL6032.
> Therefore there is a typical connection of PMIC to OMAP4
> so we can figure it out into separate .dtsi file
> and do not duplicate over board-specific files.
>
> Tested on OMAP4 SDP board and compile-tested for Panda board
>
> Signed-off-by: Ruslan Bilovol <ruslan.bilovol@ti.com>
> ---
> arch/arm/boot/dts/omap4-panda-common.dtsi | 21 +---------------
> arch/arm/boot/dts/omap4-sdp.dts | 21 +---------------
> arch/arm/boot/dts/twl6030_omap4.dtsi | 38 +++++++++++++++++++++++++++++
arch/arm/boot/dts/omap4-var-som.dts ?

> 3 files changed, 40 insertions(+), 40 deletions(-)
> create mode 100644 arch/arm/boot/dts/twl6030_omap4.dtsi
>
> diff --git a/arch/arm/boot/dts/omap4-panda-common.dtsi b/arch/arm/boot/dts/omap4-panda-common.dtsi
> index faa95b5..d796302 100644
> --- a/arch/arm/boot/dts/omap4-panda-common.dtsi
> +++ b/arch/arm/boot/dts/omap4-panda-common.dtsi
> @@ -109,23 +109,9 @@
> };
> };
>
> -&omap4_pmx_wkup {
> - pinctrl-names = "default";
> - pinctrl-0 = <
> - &twl6030_wkup_pins
> - >;
> -
> - twl6030_wkup_pins: pinmux_twl6030_wkup_pins {
> - pinctrl-single,pins = <
> - 0x14 (PIN_OUTPUT | MUX_MODE2) /* fref_clk0_out.sys_drm_msecure */
> - >;
> - };
> -};
> -
> &omap4_pmx_core {
> pinctrl-names = "default";
> pinctrl-0 = <
> - &twl6030_pins
> &twl6040_pins
> &mcpdm_pins
> &mcbsp1_pins
> @@ -134,12 +120,6 @@
> &hsusbb1_pins
> >;
>
> - twl6030_pins: pinmux_twl6030_pins {
> - pinctrl-single,pins = <
> - 0x15e (WAKEUP_EN | PIN_INPUT_PULLUP | MUX_MODE0) /* sys_nirq1.sys_nirq1 */
> - >;
> - };
> -
> twl6040_pins: pinmux_twl6040_pins {
> pinctrl-single,pins = <
> 0xe0 (PIN_OUTPUT | MUX_MODE3) /* hdq_sio.gpio_127 */
> @@ -265,6 +245,7 @@
> };
>
> #include "twl6030.dtsi"
> +#include "twl6030_omap4.dtsi"
>
> &i2c2 {
> pinctrl-names = "default";
> diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
> index 7951b4e..91030c3 100644
> --- a/arch/arm/boot/dts/omap4-sdp.dts
> +++ b/arch/arm/boot/dts/omap4-sdp.dts
> @@ -142,23 +142,9 @@
> };
> };
>
> -&omap4_pmx_wkup {
> - pinctrl-names = "default";
> - pinctrl-0 = <
> - &twl6030_wkup_pins
> - >;
> -
> - twl6030_wkup_pins: pinmux_twl6030_wkup_pins {
> - pinctrl-single,pins = <
> - 0x14 (PIN_OUTPUT | MUX_MODE2) /* fref_clk0_out.sys_drm_msecure */
> - >;
> - };
> -};
> -
> &omap4_pmx_core {
> pinctrl-names = "default";
> pinctrl-0 = <
> - &twl6030_pins
> &twl6040_pins
> &mcpdm_pins
> &dmic_pins
> @@ -193,12 +179,6 @@
> >;
> };
>
> - twl6030_pins: pinmux_twl6030_pins {
> - pinctrl-single,pins = <
> - 0x15e (WAKEUP_EN | PIN_INPUT_PULLUP | MUX_MODE0) /* sys_nirq1.sys_nirq1 */
> - >;
> - };
> -
> twl6040_pins: pinmux_twl6040_pins {
> pinctrl-single,pins = <
> 0xe0 (PIN_OUTPUT | MUX_MODE3) /* hdq_sio.gpio_127 */
> @@ -337,6 +317,7 @@
> };
>
> #include "twl6030.dtsi"
> +#include "twl6030_omap4.dtsi"
>
> &i2c2 {
> pinctrl-names = "default";
> diff --git a/arch/arm/boot/dts/twl6030_omap4.dtsi b/arch/arm/boot/dts/twl6030_omap4.dtsi
> new file mode 100644
> index 0000000..a4fa570
> --- /dev/null
> +++ b/arch/arm/boot/dts/twl6030_omap4.dtsi
> @@ -0,0 +1,38 @@
> +/*
> + * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +
> +&twl {
> + /*
> + * On most OMAP4 platforms, the twl6030 IRQ line is connected
> + * to the SYS_NIRQ1 line on OMAP and the twl6030 MSECURE line is
> + * connected to the fref_clk0_out.sys_drm_msecure line.
> + * Therefore, configure the defaults for the SYS_NIRQ1 and
> + * fref_clk0_out.sys_drm_msecure pins here.
> + */
> + pinctrl-names = "default";
> + pinctrl-0 = <
> + &twl6030_pins
> + &twl6030_wkup_pins
> + >;
> +};
> +
> +&omap4_pmx_wkup {
> + twl6030_wkup_pins: pinmux_twl6030_wkup_pins {
> + pinctrl-single,pins = <
> + 0x14 (PIN_OUTPUT | MUX_MODE2) /* fref_clk0_out.sys_drm_msecure */
> + >;
> + };
> +};
> +
> +&omap4_pmx_core {
> + twl6030_pins: pinmux_twl6030_pins {
> + pinctrl-single,pins = <
> + 0x15e (WAKEUP_EN | PIN_INPUT_PULLUP | MUX_MODE0) /* sys_nirq1.sys_nirq1 */
> + >;
> + };
> +};
>


--
Regards,
Nishanth Menon


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