{"id":2220067,"url":"http://patchwork.ozlabs.org/api/patches/2220067/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260406083404.31359-5-clamor95@gmail.com/","project":{"id":21,"url":"http://patchwork.ozlabs.org/api/projects/21/?format=json","name":"Linux Tegra Development","link_name":"linux-tegra","list_id":"linux-tegra.vger.kernel.org","list_email":"linux-tegra@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260406083404.31359-5-clamor95@gmail.com>","list_archive_url":null,"date":"2026-04-06T08:33:59","name":"[v1,4/9] ARM: tegra: grouper: Add support for front camera","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"3bc178a6f794a27d22a2f6730c0646e2badf42a6","submitter":{"id":84146,"url":"http://patchwork.ozlabs.org/api/people/84146/?format=json","name":"Svyatoslav Ryhel","email":"clamor95@gmail.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260406083404.31359-5-clamor95@gmail.com/mbox/","series":[{"id":498831,"url":"http://patchwork.ozlabs.org/api/series/498831/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/list/?series=498831","date":"2026-04-06T08:33:55","name":"ARM: tegra: complete a few Tegra30 device trees","version":1,"mbox":"http://patchwork.ozlabs.org/series/498831/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2220067/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2220067/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-tegra@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=RodDwMqj;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; 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/* CSIA pad */\n+\n+\t\t\t\t\t#address-cells = <1>;\n+\t\t\t\t\t#size-cells = <0>;\n+\n+\t\t\t\t\tport@0 {\n+\t\t\t\t\t\treg = <0>;\n+\n+\t\t\t\t\t\tcsia_input: endpoint {\n+\t\t\t\t\t\t\tdata-lanes = <1 2>;\n+\t\t\t\t\t\t\t/* No rear camera */\n+\t\t\t\t\t\t};\n+\t\t\t\t\t};\n+\n+\t\t\t\t\tport@1 {\n+\t\t\t\t\t\treg = <1>;\n+\n+\t\t\t\t\t\tcsia_output: endpoint {\n+\t\t\t\t\t\t\tremote-endpoint = <&vi_ppa_input>;\n+\t\t\t\t\t\t};\n+\t\t\t\t\t};\n+\t\t\t\t};\n+\n+\t\t\t\t/* CSI-B */\n+\t\t\t\tchannel@1 {\n+\t\t\t\t\treg = <1>;\n+\n+\t\t\t\t\tnvidia,mipi-calibrate = <&csi 1>; /* CSIB pad */\n+\n+\t\t\t\t\t#address-cells = <1>;\n+\t\t\t\t\t#size-cells = <0>;\n+\n+\t\t\t\t\tport@0 {\n+\t\t\t\t\t\treg = <0>;\n+\n+\t\t\t\t\t\tcsib_input: endpoint {\n+\t\t\t\t\t\t\tdata-lanes = <3>;\n+\t\t\t\t\t\t\tremote-endpoint = <&front_camera_output>;\n+\t\t\t\t\t\t};\n+\t\t\t\t\t};\n+\n+\t\t\t\t\tport@1 {\n+\t\t\t\t\t\treg = <1>;\n+\n+\t\t\t\t\t\tcsib_output: endpoint {\n+\t\t\t\t\t\t\tremote-endpoint = <&vi_ppb_input>;\n+\t\t\t\t\t\t};\n+\t\t\t\t\t};\n+\t\t\t\t};\n+\t\t\t};\n+\n+\t\t\tports {\n+\t\t\t\t#address-cells = <1>;\n+\t\t\t\t#size-cells = <0>;\n+\n+\t\t\t\tport@0 {\n+\t\t\t\t\treg = <0>;\n+\n+\t\t\t\t\tvi_ppa_input: endpoint {\n+\t\t\t\t\t\tremote-endpoint = <&csia_output>;\n+\t\t\t\t\t};\n+\t\t\t\t};\n+\n+\t\t\t\tport@1 {\n+\t\t\t\t\treg = <1>;\n+\n+\t\t\t\t\tvi_ppb_input: endpoint {\n+\t\t\t\t\t\tremote-endpoint = <&csib_output>;\n+\t\t\t\t\t};\n+\t\t\t\t};\n+\t\t\t};\n+\t\t};\n+\t};\n+\n \tpinmux@70000868 {\n \t\tpinctrl-names = \"default\";\n \t\tpinctrl-0 = <&state_default>;\n@@ -890,6 +978,36 @@ light-sensor@1c {\n \t\t\tvdd-supply = <&vdd_3v3_sys>;\n \t\t};\n \n+\t\t/* Aptina 1/6\" HD SOC (MI1040) */\n+\t\tfront-camera@48 {\n+\t\t\tcompatible = \"aptina,mi1040\";\n+\t\t\treg = <0x48>;\n+\n+\t\t\tclocks = <&tegra_car TEGRA30_CLK_CSUS>;\n+\n+\t\t\treset-gpios = <&gpio TEGRA_GPIO(O, 0) GPIO_ACTIVE_LOW>;\n+\n+\t\t\tvddio-supply = <&avdd_cam1>;\n+\t\t\tvdd-supply = <&vddio_cam>;\n+\t\t\tvaa-supply = <&avdd_cam1>;\n+\n+\t\t\torientation = <0>; /* Front camera */\n+\n+\t\t\tassigned-clocks = <&tegra_car TEGRA30_CLK_VI_SENSOR>,\n+\t\t\t\t\t <&tegra_car TEGRA30_CLK_CSUS>;\n+\t\t\tassigned-clock-rates = <24000000>;\n+\t\t\tassigned-clock-parents = <&tegra_car TEGRA30_CLK_PLL_P>,\n+\t\t\t\t\t\t <&tegra_car TEGRA30_CLK_VI_SENSOR>;\n+\n+\t\t\tport {\n+\t\t\t\tfront_camera_output: endpoint {\n+\t\t\t\t\tbus-type = ;\n+\t\t\t\t\tlink-frequencies = /bits/ 64 <384000000>;\n+\t\t\t\t\tremote-endpoint = <&csib_input>;\n+\t\t\t\t};\n+\t\t\t};\n+\t\t};\n+\n \t\taccelerometer@68 {\n \t\t\tcompatible = \"invensense,mpu6050\";\n \t\t\treg = <0x68>;\n@@ -1203,6 +1321,16 @@ vcc_3v3_ts: regulator-ts {\n \t\tvin-supply = <&vdd_5v0_sys>;\n \t};\n \n+\tavdd_cam1: regulator-vcam1 {\n+\t\tcompatible = \"regulator-fixed\";\n+\t\tregulator-name = \"avdd_cam1\";\n+\t\tregulator-min-microvolt = <2850000>;\n+\t\tregulator-max-microvolt = <2850000>;\n+\t\tgpio = <&gpio TEGRA_GPIO(R, 6) GPIO_ACTIVE_HIGH>;\n+\t\tenable-active-high;\n+\t\tvin-supply = <&vdd_5v0_sys>;\n+\t};\n+\n \tsound {\n \t\tcompatible = \"nvidia,tegra-audio-rt5640-grouper\",\n \t\t\t \"nvidia,tegra-audio-rt5640\";\ndiff --git a/arch/arm/boot/dts/nvidia/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi b/arch/arm/boot/dts/nvidia/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi\nindex 694c7fe37eb8..4bd98935031b 100644\n--- a/arch/arm/boot/dts/nvidia/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi\n+++ b/arch/arm/boot/dts/nvidia/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi\n@@ -135,7 +135,7 @@ ldo4 {\n \t\t\t\t\tregulator-boot-on;\n \t\t\t\t};\n \n-\t\t\t\tldo5 {\n+\t\t\t\tvddio_cam: ldo5 {\n \t\t\t\t\tregulator-name = \"vdd_camera\";\n \t\t\t\t\tregulator-min-microvolt = <1800000>;\n \t\t\t\t\tregulator-max-microvolt = <1800000>;\n@@ -149,7 +149,7 @@ ldo6 {\n \t\t\t\t\tregulator-boot-on;\n \t\t\t\t};\n \n-\t\t\t\tldo7 {\n+\t\t\t\tavdd_dsi_csi: ldo7 {\n \t\t\t\t\tregulator-name = \"avdd_dsi_csi\";\n \t\t\t\t\tregulator-min-microvolt = <1200000>;\n \t\t\t\t\tregulator-max-microvolt = <1200000>;\ndiff --git a/arch/arm/boot/dts/nvidia/tegra30-asus-nexus7-grouper-ti-pmic.dtsi b/arch/arm/boot/dts/nvidia/tegra30-asus-nexus7-grouper-ti-pmic.dtsi\nindex ee4a3f482769..8fe3c62c9052 100644\n--- a/arch/arm/boot/dts/nvidia/tegra30-asus-nexus7-grouper-ti-pmic.dtsi\n+++ b/arch/arm/boot/dts/nvidia/tegra30-asus-nexus7-grouper-ti-pmic.dtsi\n@@ -92,13 +92,13 @@ ldo4 {\n \t\t\t\t\tregulator-always-on;\n \t\t\t\t};\n \n-\t\t\t\tldo5 {\n+\t\t\t\tvddio_cam: ldo5 {\n \t\t\t\t\tregulator-name = \"vddio_sdmmc,avdd_vdac\";\n \t\t\t\t\tregulator-min-microvolt = <1800000>;\n \t\t\t\t\tregulator-max-microvolt = <1800000>;\n \t\t\t\t};\n \n-\t\t\t\tldo6 {\n+\t\t\t\tavdd_dsi_csi: ldo6 {\n \t\t\t\t\tregulator-name = \"avdd_dsi_csi,pwrdet_mipi\";\n \t\t\t\t\tregulator-min-microvolt = <1200000>;\n \t\t\t\t\tregulator-max-microvolt = <1200000>;\n","prefixes":["v1","4/9"]}