Re: [PATCH v3 3/4] arm64: dts: qcom: msm8998: align TLMM pin configuration with DT schema

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On 13.10.2022 23:06, Krzysztof Kozlowski wrote:
> DT schema expects TLMM pin configuration nodes to be named with
> '-state' suffix and their optional children with '-pins' suffix.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> 
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx>

Konrad
> 
> Changes since v2:
> 1. None
> ---
>  .../boot/dts/qcom/msm8998-clamshell.dtsi      |  7 +-
>  .../boot/dts/qcom/msm8998-fxtec-pro1.dts      | 16 ++--
>  arch/arm64/boot/dts/qcom/msm8998-mtp.dts      |  4 +-
>  .../dts/qcom/msm8998-oneplus-cheeseburger.dts | 10 +--
>  .../boot/dts/qcom/msm8998-oneplus-common.dtsi | 14 ++--
>  .../dts/qcom/msm8998-sony-xperia-yoshino.dtsi | 30 ++++----
>  arch/arm64/boot/dts/qcom/msm8998.dtsi         | 76 +++++++++----------
>  7 files changed, 78 insertions(+), 79 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-clamshell.dtsi b/arch/arm64/boot/dts/qcom/msm8998-clamshell.dtsi
> index 7928b8197474..16685fadd3e1 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998-clamshell.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8998-clamshell.dtsi
> @@ -35,7 +35,7 @@ bluetooth {
>  };
>  
>  &blsp1_uart3_on {
> -	rx {
> +	rx-pins {
>  		/delete-property/ bias-disable;
>  		/*
>  		 * Configure a pull-up on 45 (RX). This is needed to
> @@ -46,7 +46,7 @@ rx {
>  		bias-pull-up;
>  	};
>  
> -	cts {
> +	cts-pins {
>  		/delete-property/ bias-disable;
>  		/*
>  		 * Configure a pull-down on 47 (CTS) to match the pull
> @@ -357,8 +357,9 @@ &sdhc2 {
>  &tlmm {
>  	gpio-reserved-ranges = <0 4>, <81 4>;
>  
> -	touchpad: touchpad-pin {
> +	touchpad: touchpad-pin-state {
>  		pins = "gpio123";
> +		function = "gpio";
>  		bias-pull-up;
>  	};
>  };
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-fxtec-pro1.dts b/arch/arm64/boot/dts/qcom/msm8998-fxtec-pro1.dts
> index 429ba57e20f7..5fc0564664cf 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998-fxtec-pro1.dts
> +++ b/arch/arm64/boot/dts/qcom/msm8998-fxtec-pro1.dts
> @@ -216,7 +216,7 @@ bluetooth {
>  };
>  
>  &blsp1_uart3_on {
> -	rx {
> +	rx-pins {
>  		/delete-property/ bias-disable;
>  		/*
>  		 * Configure a pull-up on 45 (RX). This is needed to
> @@ -227,7 +227,7 @@ rx {
>  		bias-pull-up;
>  	};
>  
> -	cts {
> +	cts-pins {
>  		/delete-property/ bias-disable;
>  		/*
>  		 * Configure a pull-down on 47 (CTS) to match the pull
> @@ -615,14 +615,14 @@ &remoteproc_slpi {
>  &tlmm {
>  	gpio-reserved-ranges = <0 4>;
>  
> -	mdp_vsync_n: mdp-vsync-n {
> +	mdp_vsync_n: mdp-vsync-n-state {
>  		pins = "gpio10";
>  		function = "mdp_vsync_a";
>  		bias-pull-down;
>  		drive-strength = <2>;
>  	};
>  
> -	gpio_kb_pins_extra: gpio-kb-pins-extra {
> +	gpio_kb_pins_extra: gpio-kb-pins-extra-state {
>  		pins = "gpio21", "gpio32", "gpio33", "gpio114",
>  		       "gpio128", "gpio129";
>  		function = "gpio";
> @@ -630,21 +630,21 @@ gpio_kb_pins_extra: gpio-kb-pins-extra {
>  		bias-pull-up;
>  	};
>  
> -	ts_vio_default: ts-vio-def {
> +	ts_vio_default: ts-vio-def-state {
>  		pins = "gpio81";
>  		function = "gpio";
>  		bias-disable;
>  		drive-strength = <2>;
>  	};
>  
> -	ts_rst_n: ts-rst-n {
> +	ts_rst_n: ts-rst-n-state {
>  		pins = "gpio89";
>  		function = "gpio";
>  		bias-pull-up;
>  		drive-strength = <8>;
>  	};
>  
> -	hall_sensor1_default: hall-sensor1-def {
> +	hall_sensor1_default: hall-sensor1-def-state {
>  		pins = "gpio124";
>  		function = "gpio";
>  		bias-disable;
> @@ -652,7 +652,7 @@ hall_sensor1_default: hall-sensor1-def {
>  		input-enable;
>  	};
>  
> -	ts_int_n: ts-int-n {
> +	ts_int_n: ts-int-n-state {
>  		pins = "gpio125";
>  		function = "gpio";
>  		bias-disable;
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-mtp.dts b/arch/arm64/boot/dts/qcom/msm8998-mtp.dts
> index a3ca58100aee..61f5a827a8d7 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/msm8998-mtp.dts
> @@ -46,7 +46,7 @@ bluetooth {
>  };
>  
>  &blsp1_uart3_on {
> -	rx {
> +	rx-pins {
>  		/delete-property/ bias-disable;
>  		/*
>  		 * Configure a pull-up on 45 (RX). This is needed to
> @@ -57,7 +57,7 @@ rx {
>  		bias-pull-up;
>  	};
>  
> -	cts {
> +	cts-pins {
>  		/delete-property/ bias-disable;
>  		/*
>  		 * Configure a pull-down on 47 (CTS) to match the pull
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-oneplus-cheeseburger.dts b/arch/arm64/boot/dts/qcom/msm8998-oneplus-cheeseburger.dts
> index 122f6c25220e..b951f98d1b7b 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998-oneplus-cheeseburger.dts
> +++ b/arch/arm64/boot/dts/qcom/msm8998-oneplus-cheeseburger.dts
> @@ -33,11 +33,9 @@ button-backlight {
>  
>  &pmi8998_gpio {
>  	button_backlight_default: button-backlight-state {
> -		pinconf {
> -			pins = "gpio5";
> -			function = "gpio";
> -			bias-pull-down;
> -			qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
> -		};
> +		pins = "gpio5";
> +		function = "gpio";
> +		bias-pull-down;
> +		qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
>  	};
>  };
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi
> index 62bda23791bb..748de88d5d57 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi
> @@ -233,7 +233,7 @@ bluetooth {
>  };
>  
>  &blsp1_uart3_on {
> -	rx {
> +	rx-pins {
>  		/delete-property/ bias-disable;
>  		/*
>  		 * Configure a pull-up on 46 (RX). This is needed to
> @@ -244,7 +244,7 @@ rx {
>  		bias-pull-up;
>  	};
>  
> -	cts {
> +	cts-pins {
>  		/delete-property/ bias-disable;
>  		/*
>  		 * Configure a pull-down on 47 (CTS) to match the pull
> @@ -492,7 +492,7 @@ vreg_bob: bob {
>  &tlmm {
>  	gpio-reserved-ranges = <0 4>, <81 4>;
>  
> -	hall_sensor_default: hall-sensor-default {
> +	hall_sensor_default: hall-sensor-default-state {
>  		pins = "gpio124";
>  		function = "gpio";
>  		drive-strength = <2>;
> @@ -500,28 +500,28 @@ hall_sensor_default: hall-sensor-default {
>  		input-enable;
>  	};
>  
> -	ts_int_active: ts-int-active {
> +	ts_int_active: ts-int-active-state {
>  		pins = "gpio125";
>  		function = "gpio";
>  		drive-strength = <8>;
>  		bias-pull-up;
>  	};
>  
> -	ts_reset_active: ts-reset-active {
> +	ts_reset_active: ts-reset-active-state {
>  		pins = "gpio89";
>  		function = "gpio";
>  		drive-strength = <8>;
>  		bias-pull-up;
>  	};
>  
> -	nfc_int_active: nfc-int-active {
> +	nfc_int_active: nfc-int-active-state {
>  		pins = "gpio92";
>  		function = "gpio";
>  		drive-strength = <6>;
>  		bias-pull-up;
>  	};
>  
> -	nfc_enable_active: nfc-enable-active {
> +	nfc_enable_active: nfc-enable-active-state {
>  		pins = "gpio12", "gpio116";
>  		function = "gpio";
>  		drive-strength = <6>;
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi b/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi
> index d08639082247..440f2b2d2b2e 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi
> @@ -565,14 +565,14 @@ &sdhc2 {
>  &tlmm {
>  	gpio-reserved-ranges = <0 4>, <81 4>;
>  
> -	mdp_vsync_n: mdp-vsync-n {
> +	mdp_vsync_n: mdp-vsync-n-state {
>  		pins = "gpio10";
>  		function = "mdp_vsync_a";
>  		drive-strength = <2>;
>  		bias-pull-down;
>  	};
>  
> -	nfc_ven: nfc-ven {
> +	nfc_ven: nfc-ven-state {
>  		pins = "gpio12";
>  		function = "gpio";
>  		bias-disable;
> @@ -580,42 +580,42 @@ nfc_ven: nfc-ven {
>  		output-low;
>  	};
>  
> -	msm_mclk0_default: msm-mclk0-active {
> +	msm_mclk0_default: msm-mclk0-active-state {
>  		pins = "gpio13";
>  		function = "cam_mclk";
>  		drive-strength = <2>;
>  		bias-disable;
>  	};
>  
> -	msm_mclk1_default: msm-mclk1-active {
> +	msm_mclk1_default: msm-mclk1-active-state {
>  		pins = "gpio14";
>  		function = "cam_mclk";
>  		drive-strength = <2>;
>  		bias-disable;
>  	};
>  
> -	cci0_default: cci0-default {
> +	cci0_default: cci0-default-state {
>  		pins = "gpio18", "gpio19";
>  		function = "cci_i2c";
>  		bias-disable;
>  		drive-strength = <2>;
>  	};
>  
> -	cci1_default: cci1-default {
> +	cci1_default: cci1-default-state {
>  		pins = "gpio19", "gpio20";
>  		function = "cci_i2c";
>  		bias-disable;
>  		drive-strength = <2>;
>  	};
>  
> -	cam0_vdig_default: cam0-vdig-default {
> +	cam0_vdig_default: cam0-vdig-default-state {
>  		pins = "gpio21";
>  		function = "gpio";
>  		bias-disable;
>  		drive-strength = <2>;
>  	};
>  
> -	tof_int: tof-int {
> +	tof_int: tof-int-state {
>  		pins = "gpio22";
>  		function = "gpio";
>  		bias-pull-up;
> @@ -623,28 +623,28 @@ tof_int: tof-int {
>  		input-enable;
>  	};
>  
> -	cam1_vdig_default: cam1-vdig-default {
> +	cam1_vdig_default: cam1-vdig-default-state {
>  		pins = "gpio25";
>  		function = "gpio";
>  		bias-disable;
>  		drive-strength = <2>;
>  	};
>  
> -	usb_extcon_active: usb-extcon-active {
> +	usb_extcon_active: usb-extcon-active-state {
>  		pins = "gpio38";
>  		function = "gpio";
>  		bias-disable;
>  		drive-strength = <16>;
>  	};
>  
> -	tof_reset: tof-reset {
> +	tof_reset: tof-reset-state {
>  		pins = "gpio27";
>  		function = "gpio";
>  		bias-disable;
>  		drive-strength = <2>;
>  	};
>  
> -	hall_sensor0_default: acc-cover-open {
> +	hall_sensor0_default: acc-cover-open-state {
>  		pins = "gpio124";
>  		function = "gpio";
>  		bias-disable;
> @@ -652,14 +652,14 @@ hall_sensor0_default: acc-cover-open {
>  		input-enable;
>  	};
>  
> -	ts_int_n: ts-int-n {
> +	ts_int_n: ts-int-n-state {
>  		pins = "gpio125";
>  		function = "gpio";
>  		drive-strength = <8>;
>  		bias-pull-up;
>  	};
>  
> -	usb_vbus_active: usb-vbus-active {
> +	usb_vbus_active: usb-vbus-active-state {
>  		pins = "gpio128";
>  		function = "gpio";
>  		bias-disable;
> @@ -667,7 +667,7 @@ usb_vbus_active: usb-vbus-active {
>  		output-low;
>  	};
>  
> -	ts_vddio_en: ts-vddio-en-default {
> +	ts_vddio_en: ts-vddio-en-default-state {
>  		pins = "gpio133";
>  		function = "gpio";
>  		bias-disable;
> diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi
> index 2c4acf227253..9650670eae05 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi
> @@ -1062,76 +1062,76 @@ tlmm: pinctrl@3400000 {
>  			interrupt-controller;
>  			#interrupt-cells = <2>;
>  
> -			sdc2_on: sdc2-on {
> -				clk {
> +			sdc2_on: sdc2-on-state {
> +				clk-pins {
>  					pins = "sdc2_clk";
>  					drive-strength = <16>;
>  					bias-disable;
>  				};
>  
> -				cmd {
> +				cmd-pins {
>  					pins = "sdc2_cmd";
>  					drive-strength = <10>;
>  					bias-pull-up;
>  				};
>  
> -				data {
> +				data-pins {
>  					pins = "sdc2_data";
>  					drive-strength = <10>;
>  					bias-pull-up;
>  				};
>  			};
>  
> -			sdc2_off: sdc2-off {
> -				clk {
> +			sdc2_off: sdc2-off-state {
> +				clk-pins {
>  					pins = "sdc2_clk";
>  					drive-strength = <2>;
>  					bias-disable;
>  				};
>  
> -				cmd {
> +				cmd-pins {
>  					pins = "sdc2_cmd";
>  					drive-strength = <2>;
>  					bias-pull-up;
>  				};
>  
> -				data {
> +				data-pins {
>  					pins = "sdc2_data";
>  					drive-strength = <2>;
>  					bias-pull-up;
>  				};
>  			};
>  
> -			sdc2_cd: sdc2-cd {
> +			sdc2_cd: sdc2-cd-state {
>  				pins = "gpio95";
>  				function = "gpio";
>  				bias-pull-up;
>  				drive-strength = <2>;
>  			};
>  
> -			blsp1_uart3_on: blsp1-uart3-on {
> -				tx {
> +			blsp1_uart3_on: blsp1-uart3-on-state {
> +				tx-pins {
>  					pins = "gpio45";
>  					function = "blsp_uart3_a";
>  					drive-strength = <2>;
>  					bias-disable;
>  				};
>  
> -				rx {
> +				rx-pins {
>  					pins = "gpio46";
>  					function = "blsp_uart3_a";
>  					drive-strength = <2>;
>  					bias-disable;
>  				};
>  
> -				cts {
> +				cts-pins {
>  					pins = "gpio47";
>  					function = "blsp_uart3_a";
>  					drive-strength = <2>;
>  					bias-disable;
>  				};
>  
> -				rfr {
> +				rfr-pins {
>  					pins = "gpio48";
>  					function = "blsp_uart3_a";
>  					drive-strength = <2>;
> @@ -1139,168 +1139,168 @@ rfr {
>  				};
>  			};
>  
> -			blsp1_i2c1_default: blsp1-i2c1-default {
> +			blsp1_i2c1_default: blsp1-i2c1-default-state {
>  				pins = "gpio2", "gpio3";
>  				function = "blsp_i2c1";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp1_i2c1_sleep: blsp1-i2c1-sleep {
> +			blsp1_i2c1_sleep: blsp1-i2c1-sleep-state-state {
>  				pins = "gpio2", "gpio3";
>  				function = "blsp_i2c1";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp1_i2c2_default: blsp1-i2c2-default {
> +			blsp1_i2c2_default: blsp1-i2c2-default-state {
>  				pins = "gpio32", "gpio33";
>  				function = "blsp_i2c2";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp1_i2c2_sleep: blsp1-i2c2-sleep {
> +			blsp1_i2c2_sleep: blsp1-i2c2-sleep-state-state {
>  				pins = "gpio32", "gpio33";
>  				function = "blsp_i2c2";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp1_i2c3_default: blsp1-i2c3-default {
> +			blsp1_i2c3_default: blsp1-i2c3-default-state {
>  				pins = "gpio47", "gpio48";
>  				function = "blsp_i2c3";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp1_i2c3_sleep: blsp1-i2c3-sleep {
> +			blsp1_i2c3_sleep: blsp1-i2c3-sleep-state {
>  				pins = "gpio47", "gpio48";
>  				function = "blsp_i2c3";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp1_i2c4_default: blsp1-i2c4-default {
> +			blsp1_i2c4_default: blsp1-i2c4-default-state {
>  				pins = "gpio10", "gpio11";
>  				function = "blsp_i2c4";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp1_i2c4_sleep: blsp1-i2c4-sleep {
> +			blsp1_i2c4_sleep: blsp1-i2c4-sleep-state {
>  				pins = "gpio10", "gpio11";
>  				function = "blsp_i2c4";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp1_i2c5_default: blsp1-i2c5-default {
> +			blsp1_i2c5_default: blsp1-i2c5-default-state {
>  				pins = "gpio87", "gpio88";
>  				function = "blsp_i2c5";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp1_i2c5_sleep: blsp1-i2c5-sleep {
> +			blsp1_i2c5_sleep: blsp1-i2c5-sleep-state {
>  				pins = "gpio87", "gpio88";
>  				function = "blsp_i2c5";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp1_i2c6_default: blsp1-i2c6-default {
> +			blsp1_i2c6_default: blsp1-i2c6-default-state {
>  				pins = "gpio43", "gpio44";
>  				function = "blsp_i2c6";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp1_i2c6_sleep: blsp1-i2c6-sleep {
> +			blsp1_i2c6_sleep: blsp1-i2c6-sleep-state {
>  				pins = "gpio43", "gpio44";
>  				function = "blsp_i2c6";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  			/* 6 interfaces per QUP, BLSP2 indexes are numbered (n)+6 */
> -			blsp2_i2c1_default: blsp2-i2c1-default {
> +			blsp2_i2c1_default: blsp2-i2c1-default-state {
>  				pins = "gpio55", "gpio56";
>  				function = "blsp_i2c7";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp2_i2c1_sleep: blsp2-i2c1-sleep {
> +			blsp2_i2c1_sleep: blsp2-i2c1-sleep-state {
>  				pins = "gpio55", "gpio56";
>  				function = "blsp_i2c7";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp2_i2c2_default: blsp2-i2c2-default {
> +			blsp2_i2c2_default: blsp2-i2c2-default-state {
>  				pins = "gpio6", "gpio7";
>  				function = "blsp_i2c8";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp2_i2c2_sleep: blsp2-i2c2-sleep {
> +			blsp2_i2c2_sleep: blsp2-i2c2-sleep-state {
>  				pins = "gpio6", "gpio7";
>  				function = "blsp_i2c8";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp2_i2c3_default: blsp2-i2c3-default {
> +			blsp2_i2c3_default: blsp2-i2c3-default-state {
>  				pins = "gpio51", "gpio52";
>  				function = "blsp_i2c9";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp2_i2c3_sleep: blsp2-i2c3-sleep {
> +			blsp2_i2c3_sleep: blsp2-i2c3-sleep-state {
>  				pins = "gpio51", "gpio52";
>  				function = "blsp_i2c9";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp2_i2c4_default: blsp2-i2c4-default {
> +			blsp2_i2c4_default: blsp2-i2c4-default-state {
>  				pins = "gpio67", "gpio68";
>  				function = "blsp_i2c10";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp2_i2c4_sleep: blsp2-i2c4-sleep {
> +			blsp2_i2c4_sleep: blsp2-i2c4-sleep-state {
>  				pins = "gpio67", "gpio68";
>  				function = "blsp_i2c10";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp2_i2c5_default: blsp2-i2c5-default {
> +			blsp2_i2c5_default: blsp2-i2c5-default-state {
>  				pins = "gpio60", "gpio61";
>  				function = "blsp_i2c11";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp2_i2c5_sleep: blsp2-i2c5-sleep {
> +			blsp2_i2c5_sleep: blsp2-i2c5-sleep-state {
>  				pins = "gpio60", "gpio61";
>  				function = "blsp_i2c11";
>  				drive-strength = <2>;
>  				bias-pull-up;
>  			};
>  
> -			blsp2_i2c6_default: blsp2-i2c6-default {
> +			blsp2_i2c6_default: blsp2-i2c6-default-state {
>  				pins = "gpio83", "gpio84";
>  				function = "blsp_i2c12";
>  				drive-strength = <2>;
>  				bias-disable;
>  			};
>  
> -			blsp2_i2c6_sleep: blsp2-i2c6-sleep {
> +			blsp2_i2c6_sleep: blsp2-i2c6-sleep-state {
>  				pins = "gpio83", "gpio84";
>  				function = "blsp_i2c12";
>  				drive-strength = <2>;



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