The PineNote contains an eInk ED103TC2 panel connected to the EBC, powered by a TI TPS651851 PMIC.
Signed-off-by: Samuel Holland samuel@sholland.org ---
.../boot/dts/rockchip/rk3566-pinenote.dtsi | 80 +++++++++++++++++++ 1 file changed, 80 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi index fea748adfa90..4a53931c3f92 100644 --- a/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi @@ -72,6 +72,16 @@ led-0 { }; };
+ panel { + compatible = "eink,ed103tc2"; + + port { + panel_in_ebc: endpoint { + remote-endpoint = <&ebc_out_panel>; + }; + }; + }; + sdio_pwrseq: sdio-pwrseq { compatible = "mmc-pwrseq-simple"; clocks = <&rk817 1>; @@ -213,6 +223,20 @@ &cpu3 { cpu-supply = <&vdd_cpu>; };
+&ebc { + io-channels = <&ebc_pmic 0>; + panel-supply = <&v3p3>; + vcom-supply = <&vcom>; + vdrive-supply = <&vdrive>; + status = "okay"; + + port { + ebc_out_panel: endpoint { + remote-endpoint = <&panel_in_ebc>; + }; + }; +}; + &i2c0 { status = "okay";
@@ -466,6 +490,47 @@ led@1 { default-brightness = <0>; }; }; + + /* TODO: write binding */ + ebc_pmic: pmic@68 { + compatible = "ti,tps65185"; + reg = <0x68>; + interrupt-parent = <&gpio3>; + interrupts = <RK_PA6 IRQ_TYPE_LEVEL_LOW>; + #io-channel-cells = <1>; + pinctrl-0 = <&ebc_pmic_pins>; + pinctrl-names = "default"; + powerup-gpios = <&gpio3 RK_PB0 GPIO_ACTIVE_HIGH>; + pwr_good-gpios = <&gpio3 RK_PA7 GPIO_ACTIVE_HIGH>; + vcom_ctrl-gpios = <&gpio4 RK_PB2 GPIO_ACTIVE_HIGH>; + vin-supply = <&vcc_bat>; + vin3p3-supply = <&vcc_3v3>; + wakeup-gpios = <&gpio3 RK_PA5 GPIO_ACTIVE_HIGH>; + ti,up-sequence = <1>, <0>, <2>, <3>; + ti,up-delay-ms = <3>, <3>, <3>, <3>; + ti,down-sequence = <2>, <3>, <1>, <0>; + ti,down-delay-ms = <3>, <6>, <6>, <6>; + + regulators { + v3p3: v3p3 { + regulator-name = "v3p3"; + regulator-always-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + vcom: vcom { + regulator-name = "vcom"; + /* voltage range is board-specific */ + }; + + vdrive: vdrive { + regulator-name = "vdrive"; + regulator-min-microvolt = <15000000>; + regulator-max-microvolt = <15000000>; + }; + }; + }; };
&i2s1_8ch { @@ -508,6 +573,21 @@ bt_wake_h: bt-wake-h { }; };
+ ebc-pmic { + ebc_pmic_pins: ebc-pmic-pins { + rockchip,pins = /* wakeup */ + <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>, + /* int */ + <3 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>, + /* pwr_good */ + <3 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>, + /* pwrup */ + <3 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>, + /* vcom_ctrl */ + <4 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + led { led_pin: led-pin { rockchip,pins = <3 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;