| Message ID | 1368796883-5501-1-git-send-email-dmurphy@ti.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On 08:21-20130517, Dan Murphy wrote: [...] May be others with better DT experience can help here.. but here is a trick to reduce dts file changes: > diff --git a/arch/arm/boot/dts/omap4-panda-es.dts b/arch/arm/boot/dts/omap4-panda-es.dts > index f1d8c21..08d2e38 100644 > --- a/arch/arm/boot/dts/omap4-panda-es.dts > +++ b/arch/arm/boot/dts/omap4-panda-es.dts > @@ -34,3 +34,37 @@ > 0x5e 0x100 /* hdmi_sda.hdmi_sda INPUT | MODE 0 */ > >; > }; > + > +&omap4_pmx_core { > + led_gpio_pins: gpio_led_pmx { > + pinctrl-single,pins = < > + 0xb6 0x3 /* gpio_110 OUTPUT | MODE 3 */ > + >; > + }; > +}; > + > +&led_wkgpio_pins { > + pinctrl-single,pins = < > + 0x1c 0x3 /* gpio_wk8 OUTPUT | MODE 3 */ > + >; > +}; > + > +&leds { > + compatible = "gpio-leds"; > + pinctrl-names = "default"; Normally, override will either add (if new param) OR replace (if same param) So the above two are superfluous. > + pinctrl-0 = < > + &led_gpio_pins > + &led_wkgpio_pins > + >; These are needed > + > + heartbeat { > + label = "pandaboard::status1"; can drop this > + gpios = <&gpio4 14 0>; needed > + linux,default-trigger = "heartbeat"; can be dropped > + }; > + mmc { > + label = "pandaboard::status2"; could be dropped > + gpios = <&gpio1 8 0>; needed > + linux,default-trigger = "mmc0"; could be dropped.
diff --git a/arch/arm/boot/dts/omap4-panda-common.dtsi b/arch/arm/boot/dts/omap4-panda-common.dtsi index 03bd60d..5fd59b3 100644 --- a/arch/arm/boot/dts/omap4-panda-common.dtsi +++ b/arch/arm/boot/dts/omap4-panda-common.dtsi @@ -16,8 +16,13 @@ reg = <0x80000000 0x40000000>; /* 1 GB */ }; - leds { + leds: leds { compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = < + &led_wkgpio_pins + >; + heartbeat { label = "pandaboard::status1"; gpios = <&gpio1 7 0>; @@ -137,6 +142,15 @@ }; }; +&omap4_pmx_wkup { + led_wkgpio_pins: pinmux_leds_wkpins { + pinctrl-single,pins = < + 0x1a 0x3 /* gpio_wk7 OUTPUT | MODE 3 */ + 0x1c 0x3 /* gpio_wk8 OUTPUT | MODE 3 */ + >; + }; +}; + &i2c1 { pinctrl-names = "default"; pinctrl-0 = <&i2c1_pins>; diff --git a/arch/arm/boot/dts/omap4-panda-es.dts b/arch/arm/boot/dts/omap4-panda-es.dts index f1d8c21..08d2e38 100644 --- a/arch/arm/boot/dts/omap4-panda-es.dts +++ b/arch/arm/boot/dts/omap4-panda-es.dts @@ -34,3 +34,37 @@ 0x5e 0x100 /* hdmi_sda.hdmi_sda INPUT | MODE 0 */ >; }; + +&omap4_pmx_core { + led_gpio_pins: gpio_led_pmx { + pinctrl-single,pins = < + 0xb6 0x3 /* gpio_110 OUTPUT | MODE 3 */ + >; + }; +}; + +&led_wkgpio_pins { + pinctrl-single,pins = < + 0x1c 0x3 /* gpio_wk8 OUTPUT | MODE 3 */ + >; +}; + +&leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = < + &led_gpio_pins + &led_wkgpio_pins + >; + + heartbeat { + label = "pandaboard::status1"; + gpios = <&gpio4 14 0>; + linux,default-trigger = "heartbeat"; + }; + mmc { + label = "pandaboard::status2"; + gpios = <&gpio1 8 0>; + linux,default-trigger = "mmc0"; + }; +};
The GPIO for LED D1 on the omap4-panda a1-a3 rev and the omap4-panda-es are different. A1-A3 = gpio_wk7 ES = gpio_110 There is no change to LED D2 Abstract away the pinmux and the LED definitions for the two boards into the respective DTS files. Signed-off-by: Dan Murphy <dmurphy@ti.com> --- v5 - Provide pincrtl phandle to the gpio-led driver arch/arm/boot/dts/omap4-panda-common.dtsi | 16 ++++++++++++- arch/arm/boot/dts/omap4-panda-es.dts | 34 +++++++++++++++++++++++++++++ 2 files changed, 49 insertions(+), 1 deletions(-)