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Wed, 11 May 2022 04:35:20 -0700 (PDT) Received: from master-x64.sparksnet ([2601:153:980:85b1::10]) by smtp.gmail.com with ESMTPSA id bw26-20020a05622a099a00b002f39b99f6basm953377qtb.84.2022.05.11.04.35.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 May 2022 04:35:20 -0700 (PDT) From: Peter Geis To: linux-rockchip@lists.infradead.org, Jagan Teki , Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski Cc: Heiko Stuebner , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Peter Geis , Rob Herring Subject: [PATCH v2 1/3] dt-bindings: display: panel: feiyang, fy07024di26a30d: make reset gpio optional Date: Wed, 11 May 2022 07:35:14 -0400 Message-Id: <20220511113517.4172962-2-pgwipeout@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220511113517.4172962-1-pgwipeout@gmail.com> References: <20220511113517.4172962-1-pgwipeout@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220511_043524_110984_33164AB0 X-CRM114-Status: GOOD ( 10.84 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Some implementations do not use the reset signal, instead tying it to dvdd. Make the reset gpio optional to permit this. Signed-off-by: Peter Geis Acked-by: Rob Herring --- .../bindings/display/panel/feiyang,fy07024di26a30d.yaml | 1 - 1 file changed, 1 deletion(-) diff --git a/Documentation/devicetree/bindings/display/panel/feiyang,fy07024di26a30d.yaml b/Documentation/devicetree/bindings/display/panel/feiyang,fy07024di26a30d.yaml index 95acf9e96f1c..1cf84c8dd85e 100644 --- a/Documentation/devicetree/bindings/display/panel/feiyang,fy07024di26a30d.yaml +++ b/Documentation/devicetree/bindings/display/panel/feiyang,fy07024di26a30d.yaml @@ -35,7 +35,6 @@ required: - reg - avdd-supply - dvdd-supply - - reset-gpios additionalProperties: false From patchwork Wed May 11 11:35:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Geis X-Patchwork-Id: 12846058 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 503CFC433EF for ; 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Wed, 11 May 2022 04:35:22 -0700 (PDT) From: Peter Geis To: linux-rockchip@lists.infradead.org, Jagan Teki , Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter Cc: Heiko Stuebner , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Peter Geis Subject: [PATCH v2 2/3] drm/panel: feiyang-fy07024di26a30d: make reset gpio optional Date: Wed, 11 May 2022 07:35:15 -0400 Message-Id: <20220511113517.4172962-3-pgwipeout@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220511113517.4172962-1-pgwipeout@gmail.com> References: <20220511113517.4172962-1-pgwipeout@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220511_043525_997450_A87206C0 X-CRM114-Status: GOOD ( 12.59 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Some implementations do not use the reset signal, instead tying it to dvdd. Make the reset gpio optional to permit this. Signed-off-by: Peter Geis --- drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c index a9cd7135cb51..ee61d60eceae 100644 --- a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c +++ b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c @@ -209,7 +209,7 @@ static int feiyang_dsi_probe(struct mipi_dsi_device *dsi) return dev_err_probe(&dsi->dev, PTR_ERR(ctx->avdd), "Couldn't get avdd regulator\n"); - ctx->reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW); + ctx->reset = devm_gpiod_get_optional(&dsi->dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(ctx->reset)) return dev_err_probe(&dsi->dev, PTR_ERR(ctx->reset), "Couldn't get our reset GPIO\n"); From patchwork Wed May 11 11:35:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Geis X-Patchwork-Id: 12846059 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 455C8C433F5 for ; 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Wed, 11 May 2022 04:35:23 -0700 (PDT) From: Peter Geis To: linux-rockchip@lists.infradead.org, Rob Herring , Krzysztof Kozlowski , Heiko Stuebner Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Peter Geis Subject: [PATCH v2 3/3] arm64: dts: rockchip: add pine64 touch panel display to rockpro64 Date: Wed, 11 May 2022 07:35:16 -0400 Message-Id: <20220511113517.4172962-4-pgwipeout@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220511113517.4172962-1-pgwipeout@gmail.com> References: <20220511113517.4172962-1-pgwipeout@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220511_043526_159548_E2E1C1AD X-CRM114-Status: GOOD ( 12.85 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org The Pine64 touch panel is a panel consisting of the Feiyang fy07024di26a30d panel with a Goodix gt911 touch screen. Add the device tree nodes to the rockpro64 to permit attaching this display to the device. Signed-off-by: Peter Geis --- .../boot/dts/rockchip/rk3399-rockpro64.dtsi | 80 ++++++++++++++++++- 1 file changed, 76 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi index 45e77f86d329..f0fb450ddba6 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi @@ -20,6 +20,15 @@ chosen { stdout-path = "serial2:1500000n8"; }; + /* enable for panel backlight support */ + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&pwm0 0 1000000 0>; + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <5>; + status = "disabled"; + }; + clkin_gmac: external-gmac-clock { compatible = "fixed-clock"; clock-frequency = <125000000>; @@ -220,6 +229,14 @@ vdd_log: vdd-log { regulator-min-microvolt = <800000>; regulator-max-microvolt = <1700000>; }; + + avdd: avdd { + compatible = "regulator-fixed"; + regulator-name = "avdd"; + regulator-min-microvolt = <11000000>; + regulator-max-microvolt = <11000000>; + vin-supply = <&vcc3v3_s0>; + }; }; &cpu_l0 { @@ -301,6 +318,11 @@ &hdmi { status = "okay"; }; +/* force hdmi to vopb */ +&hdmi_in_vopl { + status = "disabled"; +}; + &hdmi_sound { status = "okay"; }; @@ -400,8 +422,6 @@ regulator-state-mem { vcc3v0_touch: LDO_REG2 { regulator-name = "vcc3v0_touch"; - regulator-always-on; - regulator-boot-on; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; regulator-state-mem { @@ -490,8 +510,6 @@ regulator-state-mem { vcc3v3_s0: SWITCH_REG2 { regulator-name = "vcc3v3_s0"; - regulator-always-on; - regulator-boot-on; regulator-state-mem { regulator-off-in-suspend; }; @@ -565,6 +583,19 @@ fusb0: typec-portc@22 { vbus-supply = <&vcc5v0_typec>; status = "okay"; }; + + /* enable for pine64 touch screen support */ + touch: touchscreen@5d { + compatible = "goodix,gt911"; + reg = <0x5d>; + AVDD28-supply = <&vcc3v0_touch>; + VDDIO-supply = <&vcc3v0_touch>; + interrupt-parent = <&gpio4>; + interrupts = ; + irq-gpios = <&gpio4 RK_PD5 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio4 RK_PD6 GPIO_ACTIVE_HIGH>; + status = "disabled"; + }; }; &i2s0 { @@ -600,6 +631,47 @@ &io_domains { gpio1830-supply = <&vcc_3v0>; }; +/* enable for pine64 panel display support */ +&mipi_dsi { + status = "disabled"; + clock-master; + + ports { + mipi_out: port@1 { + reg = <1>; + + mipi_out_panel: endpoint { + remote-endpoint = <&mipi_in_panel>; + }; + }; + }; + + mipi_panel: panel@0 { + compatible = "feiyang,fy07024di26a30d"; + reg = <0>; + avdd-supply = <&avdd>; + backlight = <&backlight>; + dvdd-supply = <&vcc3v3_s0>; + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + mipi_in_panel: endpoint { + remote-endpoint = <&mipi_out_panel>; + }; + }; + }; + }; +}; + +/* force dsi to vopl */ +&mipi_in_vopb { + status="disabled"; +}; + &pcie0 { ep-gpios = <&gpio2 RK_PD4 GPIO_ACTIVE_HIGH>; num-lanes = <4>;