* Felipe Balbi <balbi@xxxxxx> [140701 14:10]: > Hi, > > On Tue, Jul 01, 2014 at 04:00:20PM -0500, Darren Etheridge wrote: > > Add the necessary nodes to enable the LCD controller and the > > LCD panel that is attached to the Texas Instruments AM335x > > EVMSK platform. Also setup the necessary pin mux within the > > DT file to drive the LCD connector and add the correct > > pinmux settings for the lcd pins to be configured to when > > the SoC goes into sleep state for the minimum power > > consumption. > > > > For the sleep mode LCD pin settings, MUX_MODE7 is chosen as > > this corresponds to switching the pins into input GPIO's with > > an internal pulldown. Which has been determined to offer the > > lowest power solution vs leaving the pins configured in LCD > > mode. > > > > Signed-off-by: Darren Etheridge <detheridge@xxxxxx> > > Acked-by: Wolfram Sang <wsa@xxxxxxxxxxxxxxxxxxxx> > > Tested-by: Felipe Balbi <balbi@xxxxxx> > > serial console capture: http://slexy.org/view/s200thiMb3 > > note that v2 has been pending since May 9th: > http://marc.info/?l=linux-omap&m=139966159102339&w=2 > > > --- > > Tony, Benoit, > > > > I didn't see this patch get applied anywhere, so I updated it and I am > > resending it. Please let me know if you need any more info before you will > > apply it. Tomi, do you want to ack this one or want to queue the panel .dts changes into a separate branch? Regards, Tony > > Thanks, Darren > > > > v3: > > Updated subject to match classification style of subsystem > > Rebased against 3.16-rc3 > > > > v2: > > Fixed up the incorrect label ordering in the pinmux comments for LCD pins > > 16 through 23 as reported by Wolfram Sang <wsa@xxxxxxxxxxxxxxxxxxxx> > > > > arch/arm/boot/dts/am335x-evmsk.dts | 105 +++++++++++++++++++++++++++++++++++++ > > 1 file changed, 105 insertions(+) > > > > diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts > > index ab9a34c..59766e2 100644 > > --- a/arch/arm/boot/dts/am335x-evmsk.dts > > +++ b/arch/arm/boot/dts/am335x-evmsk.dts > > @@ -149,12 +149,113 @@ > > "Headphone Jack", "HPLOUT", > > "Headphone Jack", "HPROUT"; > > }; > > + > > + panel { > > + compatible = "ti,tilcdc,panel"; > > + pinctrl-names = "default", "sleep"; > > + pinctrl-0 = <&lcd_pins_default>; > > + pinctrl-1 = <&lcd_pins_sleep>; > > + status = "okay"; > > + panel-info { > > + ac-bias = <255>; > > + ac-bias-intrpt = <0>; > > + dma-burst-sz = <16>; > > + bpp = <32>; > > + fdd = <0x80>; > > + sync-edge = <0>; > > + sync-ctrl = <1>; > > + raster-order = <0>; > > + fifo-th = <0>; > > + }; > > + display-timings { > > + 480x272 { > > + hactive = <480>; > > + vactive = <272>; > > + hback-porch = <43>; > > + hfront-porch = <8>; > > + hsync-len = <4>; > > + vback-porch = <12>; > > + vfront-porch = <4>; > > + vsync-len = <10>; > > + clock-frequency = <9000000>; > > + hsync-active = <0>; > > + vsync-active = <0>; > > + }; > > + }; > > + }; > > }; > > > > &am33xx_pinmux { > > pinctrl-names = "default"; > > pinctrl-0 = <&gpio_keys_s0 &clkout2_pin>; > > > > + lcd_pins_default: lcd_pins_default { > > + pinctrl-single,pins = < > > + 0x20 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad8.lcd_data23 */ > > + 0x24 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad9.lcd_data22 */ > > + 0x28 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad10.lcd_data21 */ > > + 0x2c (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad11.lcd_data20 */ > > + 0x30 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad12.lcd_data19 */ > > + 0x34 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad13.lcd_data18 */ > > + 0x38 (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad14.lcd_data17 */ > > + 0x3c (PIN_OUTPUT | MUX_MODE1) /* gpmc_ad15.lcd_data16 */ > > + 0xa0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data0.lcd_data0 */ > > + 0xa4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data1.lcd_data1 */ > > + 0xa8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data2.lcd_data2 */ > > + 0xac (PIN_OUTPUT | MUX_MODE0) /* lcd_data3.lcd_data3 */ > > + 0xb0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data4.lcd_data4 */ > > + 0xb4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data5.lcd_data5 */ > > + 0xb8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data6.lcd_data6 */ > > + 0xbc (PIN_OUTPUT | MUX_MODE0) /* lcd_data7.lcd_data7 */ > > + 0xc0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data8.lcd_data8 */ > > + 0xc4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data9.lcd_data9 */ > > + 0xc8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data10.lcd_data10 */ > > + 0xcc (PIN_OUTPUT | MUX_MODE0) /* lcd_data11.lcd_data11 */ > > + 0xd0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data12.lcd_data12 */ > > + 0xd4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data13.lcd_data13 */ > > + 0xd8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data14.lcd_data14 */ > > + 0xdc (PIN_OUTPUT | MUX_MODE0) /* lcd_data15.lcd_data15 */ > > + 0xe0 (PIN_OUTPUT | MUX_MODE0) /* lcd_vsync.lcd_vsync */ > > + 0xe4 (PIN_OUTPUT | MUX_MODE0) /* lcd_hsync.lcd_hsync */ > > + 0xe8 (PIN_OUTPUT | MUX_MODE0) /* lcd_pclk.lcd_pclk */ > > + 0xec (PIN_OUTPUT | MUX_MODE0) /* lcd_ac_bias_en.lcd_ac_bias_en */ > > + >; > > + }; > > + > > + lcd_pins_sleep: lcd_pins_sleep { > > + pinctrl-single,pins = < > > + 0x20 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad8.lcd_data23 */ > > + 0x24 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad9.lcd_data22 */ > > + 0x28 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad10.lcd_data21 */ > > + 0x2c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad11.lcd_data20 */ > > + 0x30 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad12.lcd_data19 */ > > + 0x34 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad13.lcd_data18 */ > > + 0x38 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad14.lcd_data17 */ > > + 0x3c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad15.lcd_data16 */ > > + 0xa0 (PULL_DISABLE | MUX_MODE7) /* lcd_data0.lcd_data0 */ > > + 0xa4 (PULL_DISABLE | MUX_MODE7) /* lcd_data1.lcd_data1 */ > > + 0xa8 (PULL_DISABLE | MUX_MODE7) /* lcd_data2.lcd_data2 */ > > + 0xac (PULL_DISABLE | MUX_MODE7) /* lcd_data3.lcd_data3 */ > > + 0xb0 (PULL_DISABLE | MUX_MODE7) /* lcd_data4.lcd_data4 */ > > + 0xb4 (PULL_DISABLE | MUX_MODE7) /* lcd_data5.lcd_data5 */ > > + 0xb8 (PULL_DISABLE | MUX_MODE7) /* lcd_data6.lcd_data6 */ > > + 0xbc (PULL_DISABLE | MUX_MODE7) /* lcd_data7.lcd_data7 */ > > + 0xc0 (PULL_DISABLE | MUX_MODE7) /* lcd_data8.lcd_data8 */ > > + 0xc4 (PULL_DISABLE | MUX_MODE7) /* lcd_data9.lcd_data9 */ > > + 0xc8 (PULL_DISABLE | MUX_MODE7) /* lcd_data10.lcd_data10 */ > > + 0xcc (PULL_DISABLE | MUX_MODE7) /* lcd_data11.lcd_data11 */ > > + 0xd0 (PULL_DISABLE | MUX_MODE7) /* lcd_data12.lcd_data12 */ > > + 0xd4 (PULL_DISABLE | MUX_MODE7) /* lcd_data13.lcd_data13 */ > > + 0xd8 (PULL_DISABLE | MUX_MODE7) /* lcd_data14.lcd_data14 */ > > + 0xdc (PULL_DISABLE | MUX_MODE7) /* lcd_data15.lcd_data15 */ > > + 0xe0 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_vsync.lcd_vsync */ > > + 0xe4 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_hsync.lcd_hsync */ > > + 0xe8 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_pclk.lcd_pclk */ > > + 0xec (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_ac_bias_en.lcd_ac_bias_en */ > > + >; > > + }; > > + > > + > > user_leds_s0: user_leds_s0 { > > pinctrl-single,pins = < > > 0x10 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad4.gpio1_4 */ > > @@ -573,3 +674,7 @@ > > ti,wire-config = <0x00 0x11 0x22 0x33>; > > }; > > }; > > + > > +&lcdc { > > + status = "okay"; > > +}; > > -- > > 1.9.1 > > > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > > the body of a message to majordomo@xxxxxxxxxxxxxxx > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > -- > balbi -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
