* [PATCH RESEND v6 1/5] arm64: dts: qcom: shikra: Add CAMSS node
2026-08-05 13:52 [PATCH RESEND v6 0/5] Add CAMSS and IMX577 sensor support for Shikra EVK Nihal Kumar Gupta
@ 2026-08-05 13:52 ` Nihal Kumar Gupta
2026-08-05 15:09 ` sashiko-bot
2026-08-05 13:52 ` [PATCH RESEND v6 2/5] arm64: dts: qcom: shikra: Add CCI definitions Nihal Kumar Gupta
` (3 subsequent siblings)
4 siblings, 1 reply; 7+ messages in thread
From: Nihal Kumar Gupta @ 2026-08-05 13:52 UTC (permalink / raw)
To: Bryan O'Donoghue, Vladimir Zapolskiy, Loic Poulain,
Mauro Carvalho Chehab, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Robert Foss, Andi Shyti, Bryan O'Donoghue,
Bjorn Andersson, Konrad Dybcio, Frank Li, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam
Cc: linux-arm-msm, linux-media, devicetree, linux-kernel, linux-i2c,
imx, linux-arm-kernel, Suresh Vankadara, Vikram Sharma,
Nihal Kumar Gupta
Add the Camera Subsystem node. Shikra shares the same IP as QCM2290
with two CSIPHYs, two CSIDs and two VFEs, but does not include CDM
and OPE blocks, so only a single IOMMU context bank is needed.
Co-developed-by: Vikram Sharma <vikram.sharma@oss.qualcomm.com>
Signed-off-by: Vikram Sharma <vikram.sharma@oss.qualcomm.com>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Nihal Kumar Gupta <nihal.gupta@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/shikra.dtsi | 100 +++++++++++++++++++++++++++++++++++
1 file changed, 100 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/shikra.dtsi b/arch/arm64/boot/dts/qcom/shikra.dtsi
index 80e8045282d819f14cb816b8b924dbcfbfd866ec..2e5976861253f4402c75509f52301c21e3864d1e 100644
--- a/arch/arm64/boot/dts/qcom/shikra.dtsi
+++ b/arch/arm64/boot/dts/qcom/shikra.dtsi
@@ -640,6 +640,106 @@ &clk_virt SLAVE_QUP_CORE_0 RPM_ALWAYS_TAG>,
};
};
+ camss: camss@5c11000 {
+ compatible = "qcom,shikra-camss", "qcom,qcm2290-camss";
+
+ reg = <0x0 0x05c11000 0x0 0x1000>,
+ <0x0 0x05c6e000 0x0 0x1000>,
+ <0x0 0x05c75000 0x0 0x1000>,
+ <0x0 0x05c52000 0x0 0x1000>,
+ <0x0 0x05c53000 0x0 0x1000>,
+ <0x0 0x05c66000 0x0 0x400>,
+ <0x0 0x05c68000 0x0 0x400>,
+ <0x0 0x05c6f000 0x0 0x4000>,
+ <0x0 0x05c76000 0x0 0x4000>;
+ reg-names = "top",
+ "csid0",
+ "csid1",
+ "csiphy0",
+ "csiphy1",
+ "csitpg0",
+ "csitpg1",
+ "vfe0",
+ "vfe1";
+
+ clocks = <&gcc GCC_CAMERA_AHB_CLK>,
+ <&gcc GCC_CAMSS_AXI_CLK>,
+ <&gcc GCC_CAMSS_NRT_AXI_CLK>,
+ <&gcc GCC_CAMSS_RT_AXI_CLK>,
+ <&gcc GCC_CAMSS_TFE_0_CSID_CLK>,
+ <&gcc GCC_CAMSS_TFE_1_CSID_CLK>,
+ <&gcc GCC_CAMSS_CPHY_0_CLK>,
+ <&gcc GCC_CAMSS_CSI0PHYTIMER_CLK>,
+ <&gcc GCC_CAMSS_CPHY_1_CLK>,
+ <&gcc GCC_CAMSS_CSI1PHYTIMER_CLK>,
+ <&gcc GCC_CAMSS_TOP_AHB_CLK>,
+ <&gcc GCC_CAMSS_TFE_0_CLK>,
+ <&gcc GCC_CAMSS_TFE_0_CPHY_RX_CLK>,
+ <&gcc GCC_CAMSS_TFE_1_CLK>,
+ <&gcc GCC_CAMSS_TFE_1_CPHY_RX_CLK>;
+ clock-names = "ahb",
+ "axi",
+ "camnoc_nrt_axi",
+ "camnoc_rt_axi",
+ "csi0",
+ "csi1",
+ "csiphy0",
+ "csiphy0_timer",
+ "csiphy1",
+ "csiphy1_timer",
+ "top_ahb",
+ "vfe0",
+ "vfe0_cphy_rx",
+ "vfe1",
+ "vfe1_cphy_rx";
+
+ interrupts = <GIC_SPI 210 IRQ_TYPE_EDGE_RISING 0>,
+ <GIC_SPI 212 IRQ_TYPE_EDGE_RISING 0>,
+ <GIC_SPI 72 IRQ_TYPE_EDGE_RISING 0>,
+ <GIC_SPI 73 IRQ_TYPE_EDGE_RISING 0>,
+ <GIC_SPI 309 IRQ_TYPE_EDGE_RISING 0>,
+ <GIC_SPI 310 IRQ_TYPE_EDGE_RISING 0>,
+ <GIC_SPI 211 IRQ_TYPE_EDGE_RISING 0>,
+ <GIC_SPI 213 IRQ_TYPE_EDGE_RISING 0>;
+ interrupt-names = "csid0",
+ "csid1",
+ "csiphy0",
+ "csiphy1",
+ "csitpg0",
+ "csitpg1",
+ "vfe0",
+ "vfe1";
+
+ interconnects = <&mem_noc MASTER_AMPSS_M0 RPM_ACTIVE_TAG
+ &config_noc SLAVE_CAMERA_CFG RPM_ACTIVE_TAG>,
+ <&mmrt_virt MASTER_CAMNOC_HF RPM_ALWAYS_TAG
+ &mc_virt SLAVE_EBI_CH0 RPM_ALWAYS_TAG>,
+ <&mmnrt_virt MASTER_CAMNOC_SF RPM_ALWAYS_TAG
+ &mc_virt SLAVE_EBI_CH0 RPM_ALWAYS_TAG>;
+ interconnect-names = "ahb",
+ "hf_mnoc",
+ "sf_mnoc";
+
+ iommus = <&apps_smmu 0x400 0x0>;
+
+ power-domains = <&gcc GCC_CAMSS_TOP_GDSC>;
+
+ status = "disabled";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ };
+
+ port@1 {
+ reg = <1>;
+ };
+ };
+ };
+
sram@c11e000 {
compatible = "qcom,shikra-imem", "mmio-sram";
reg = <0x0 0x0c11e000 0x0 0x1000>;
--
2.34.1
^ permalink raw reply related [flat|nested] 7+ messages in thread* Re: [PATCH RESEND v6 1/5] arm64: dts: qcom: shikra: Add CAMSS node
2026-08-05 13:52 ` [PATCH RESEND v6 1/5] arm64: dts: qcom: shikra: Add CAMSS node Nihal Kumar Gupta
@ 2026-08-05 15:09 ` sashiko-bot
0 siblings, 0 replies; 7+ messages in thread
From: sashiko-bot @ 2026-08-05 15:09 UTC (permalink / raw)
To: Nihal Kumar Gupta; +Cc: devicetree, imx, media-ci, Frank.Li, robh, conor+dt
Thank you for your contribution! Sashiko AI review found 1 potential issue(s) to consider:
- [Low] Missing device tree binding update for 'qcom,shikra-camss' compatible string.
--
--- Patch [1]: [PATCH RESEND v6 1/5] arm64: dts: qcom: shikra: Add CAMSS node ---
commit 61ed442ae43c338e75ef6a64a39ccb1fc9e42714
Author: Nihal Kumar Gupta <nihal.gupta@oss.qualcomm.com>
arm64: dts: qcom: shikra: Add CAMSS node
This commit adds the Camera Subsystem (CAMSS) node to the Shikra device tree.
It configures the registers, clocks, interrupts, interconnects, and other
properties for the camera IP, which is similar to QCM2290 but uses a single
IOMMU context bank.
> diff --git a/arch/arm64/boot/dts/qcom/shikra.dtsi b/arch/arm64/boot/dts/qcom/shikra.dtsi
> --- a/arch/arm64/boot/dts/qcom/shikra.dtsi
> +++ b/arch/arm64/boot/dts/qcom/shikra.dtsi
> @@ -640,6 +640,106 @@ &clk_virt SLAVE_QUP_CORE_0 RPM_ALWAYS_TAG>,
> };
> };
>
> + camss: camss@5c11000 {
> + compatible = "qcom,shikra-camss", "qcom,qcm2290-camss";
[Severity: Low]
Is there a corresponding dt-binding update to allow this new compatible string?
Running dtbs_check will likely fail validation here because the schema for
the QCM2290 CAMSS expects exactly const: qcom,qcm2290-camss and does not
currently accept a list or the qcom,shikra-camss string.
[ ... ]
--
Sashiko AI review · https://sashiko.dev/#/patchset/20260805-shikra-camss-review-v6-0-a8dbc66f0d87@oss.qualcomm.com?part=1
^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH RESEND v6 2/5] arm64: dts: qcom: shikra: Add CCI definitions
2026-08-05 13:52 [PATCH RESEND v6 0/5] Add CAMSS and IMX577 sensor support for Shikra EVK Nihal Kumar Gupta
2026-08-05 13:52 ` [PATCH RESEND v6 1/5] arm64: dts: qcom: shikra: Add CAMSS node Nihal Kumar Gupta
@ 2026-08-05 13:52 ` Nihal Kumar Gupta
2026-08-05 13:52 ` [PATCH RESEND v6 3/5] arm64: dts: qcom: shikra: Add pin configuration for mclks Nihal Kumar Gupta
` (2 subsequent siblings)
4 siblings, 0 replies; 7+ messages in thread
From: Nihal Kumar Gupta @ 2026-08-05 13:52 UTC (permalink / raw)
To: Bryan O'Donoghue, Vladimir Zapolskiy, Loic Poulain,
Mauro Carvalho Chehab, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Robert Foss, Andi Shyti, Bryan O'Donoghue,
Bjorn Andersson, Konrad Dybcio, Frank Li, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam
Cc: linux-arm-msm, linux-media, devicetree, linux-kernel, linux-i2c,
imx, linux-arm-kernel, Suresh Vankadara, Vikram Sharma,
Nihal Kumar Gupta
Qualcomm Shikra SoC has one Camera Control Interface (CCI)
containing two I2C hosts.
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Reviewed-by: Loic Poulain <loic.poulain@oss.qualcomm.com>
Signed-off-by: Nihal Kumar Gupta <nihal.gupta@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/shikra.dtsi | 70 ++++++++++++++++++++++++++++++++++++
1 file changed, 70 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/shikra.dtsi b/arch/arm64/boot/dts/qcom/shikra.dtsi
index 2e5976861253f4402c75509f52301c21e3864d1e..ddfcfb137bb29439ce20ba6ebf3a76693792b56c 100644
--- a/arch/arm64/boot/dts/qcom/shikra.dtsi
+++ b/arch/arm64/boot/dts/qcom/shikra.dtsi
@@ -355,6 +355,38 @@ qup_uart0_default: qup-uart0-default-state {
bias-disable;
};
+ cci_i2c0_default: cci-i2c0-default-state {
+ /* SDA, SCL */
+ pins = "gpio36", "gpio37";
+ function = "cci_i2c0";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ cci_i2c0_sleep: cci-i2c0-sleep-state {
+ /* SDA, SCL */
+ pins = "gpio36", "gpio37";
+ function = "cci_i2c0";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ cci_i2c1_default: cci-i2c1-default-state {
+ /* SDA, SCL */
+ pins = "gpio41", "gpio42";
+ function = "cci_i2c1";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ cci_i2c1_sleep: cci-i2c1-sleep-state {
+ /* SDA, SCL */
+ pins = "gpio41", "gpio42";
+ function = "cci_i2c1";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
sdc1_state_on: sdc1-on-state {
clk-pins {
pins = "sdc1_clk";
@@ -738,6 +770,44 @@ port@1 {
reg = <1>;
};
};
+
+ };
+
+ cci: cci@5c1b000 {
+ compatible = "qcom,shikra-cci", "qcom,msm8996-cci";
+ reg = <0x0 0x05c1b000 0x0 0x1000>;
+
+ interrupts = <GIC_SPI 206 IRQ_TYPE_EDGE_RISING 0>;
+
+ clocks = <&gcc GCC_CAMSS_TOP_AHB_CLK>,
+ <&gcc GCC_CAMSS_CCI_0_CLK>;
+ clock-names = "ahb",
+ "cci";
+
+ power-domains = <&gcc GCC_CAMSS_TOP_GDSC>;
+
+ pinctrl-0 = <&cci_i2c0_default &cci_i2c1_default>;
+ pinctrl-1 = <&cci_i2c0_sleep &cci_i2c1_sleep>;
+ pinctrl-names = "default", "sleep";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ status = "disabled";
+
+ cci_i2c0: i2c-bus@0 {
+ reg = <0>;
+ clock-frequency = <400000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ cci_i2c1: i2c-bus@1 {
+ reg = <1>;
+ clock-frequency = <400000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
};
sram@c11e000 {
--
2.34.1
^ permalink raw reply related [flat|nested] 7+ messages in thread* [PATCH RESEND v6 3/5] arm64: dts: qcom: shikra: Add pin configuration for mclks
2026-08-05 13:52 [PATCH RESEND v6 0/5] Add CAMSS and IMX577 sensor support for Shikra EVK Nihal Kumar Gupta
2026-08-05 13:52 ` [PATCH RESEND v6 1/5] arm64: dts: qcom: shikra: Add CAMSS node Nihal Kumar Gupta
2026-08-05 13:52 ` [PATCH RESEND v6 2/5] arm64: dts: qcom: shikra: Add CCI definitions Nihal Kumar Gupta
@ 2026-08-05 13:52 ` Nihal Kumar Gupta
2026-08-05 13:52 ` [PATCH RESEND v6 4/5] arm64: dts: qcom: shikra-cqm-cqs-evk-imx577-camera: Add DT overlay Nihal Kumar Gupta
2026-08-05 13:52 ` [PATCH RESEND v6 5/5] arm64: dts: qcom: shikra-iqs-evk-imx577-camera: " Nihal Kumar Gupta
4 siblings, 0 replies; 7+ messages in thread
From: Nihal Kumar Gupta @ 2026-08-05 13:52 UTC (permalink / raw)
To: Bryan O'Donoghue, Vladimir Zapolskiy, Loic Poulain,
Mauro Carvalho Chehab, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Robert Foss, Andi Shyti, Bryan O'Donoghue,
Bjorn Andersson, Konrad Dybcio, Frank Li, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam
Cc: linux-arm-msm, linux-media, devicetree, linux-kernel, linux-i2c,
imx, linux-arm-kernel, Suresh Vankadara, Vikram Sharma,
Nihal Kumar Gupta, Konrad Dybcio
Add pinctrl configuration for the four available camera master clocks.
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Nihal Kumar Gupta <nihal.gupta@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/shikra.dtsi | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/shikra.dtsi b/arch/arm64/boot/dts/qcom/shikra.dtsi
index ddfcfb137bb29439ce20ba6ebf3a76693792b56c..c6839aa2349f397b041f3201b8a33fa90e36c77f 100644
--- a/arch/arm64/boot/dts/qcom/shikra.dtsi
+++ b/arch/arm64/boot/dts/qcom/shikra.dtsi
@@ -387,6 +387,34 @@ cci_i2c1_sleep: cci-i2c1-sleep-state {
bias-pull-down;
};
+ cam_mclk0_default: cam-mclk0-default-state {
+ pins = "gpio34";
+ function = "cam_mclk";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ cam_mclk1_default: cam-mclk1-default-state {
+ pins = "gpio35";
+ function = "cam_mclk";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ cam_mclk2_default: cam-mclk2-default-state {
+ pins = "gpio96";
+ function = "cam_mclk";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ cam_mclk3_default: cam-mclk3-default-state {
+ pins = "gpio98";
+ function = "cam_mclk";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
sdc1_state_on: sdc1-on-state {
clk-pins {
pins = "sdc1_clk";
--
2.34.1
^ permalink raw reply related [flat|nested] 7+ messages in thread* [PATCH RESEND v6 4/5] arm64: dts: qcom: shikra-cqm-cqs-evk-imx577-camera: Add DT overlay
2026-08-05 13:52 [PATCH RESEND v6 0/5] Add CAMSS and IMX577 sensor support for Shikra EVK Nihal Kumar Gupta
` (2 preceding siblings ...)
2026-08-05 13:52 ` [PATCH RESEND v6 3/5] arm64: dts: qcom: shikra: Add pin configuration for mclks Nihal Kumar Gupta
@ 2026-08-05 13:52 ` Nihal Kumar Gupta
2026-08-05 13:52 ` [PATCH RESEND v6 5/5] arm64: dts: qcom: shikra-iqs-evk-imx577-camera: " Nihal Kumar Gupta
4 siblings, 0 replies; 7+ messages in thread
From: Nihal Kumar Gupta @ 2026-08-05 13:52 UTC (permalink / raw)
To: Bryan O'Donoghue, Vladimir Zapolskiy, Loic Poulain,
Mauro Carvalho Chehab, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Robert Foss, Andi Shyti, Bryan O'Donoghue,
Bjorn Andersson, Konrad Dybcio, Frank Li, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam
Cc: linux-arm-msm, linux-media, devicetree, linux-kernel, linux-i2c,
imx, linux-arm-kernel, Suresh Vankadara, Vikram Sharma,
Nihal Kumar Gupta
Shikra CQM and CQS are retail variants sharing the same PM4125 PMIC
and identical camera supply rails. The only difference between them
is the integrated modem on CQM, which does not affect camera hardware.
Add a shared overlay for optional IMX577 integration via CSIPHY1,
used by both CQM and CQS EVK boards.
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Nihal Kumar Gupta <nihal.gupta@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/Makefile | 6 ++
.../dts/qcom/shikra-cqm-cqs-evk-imx577-camera.dtso | 79 ++++++++++++++++++++++
2 files changed, 85 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 1c86e7e98f55d539f5292816ce06c9a46bd4904c..03ed24afad5795b49848a2548c0facdc9f3e7115 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -339,6 +339,12 @@ dtb-$(CONFIG_ARCH_QCOM) += sdx75-idp.dtb
dtb-$(CONFIG_ARCH_QCOM) += shikra-cqm-evk.dtb
dtb-$(CONFIG_ARCH_QCOM) += shikra-cqs-evk.dtb
dtb-$(CONFIG_ARCH_QCOM) += shikra-iqs-evk.dtb
+
+shikra-cqm-evk-imx577-camera-dtbs := shikra-cqm-evk.dtb shikra-cqm-cqs-evk-imx577-camera.dtbo
+shikra-cqs-evk-imx577-camera-dtbs := shikra-cqs-evk.dtb shikra-cqm-cqs-evk-imx577-camera.dtbo
+
+dtb-$(CONFIG_ARCH_QCOM) += shikra-cqm-evk-imx577-camera.dtb
+dtb-$(CONFIG_ARCH_QCOM) += shikra-cqs-evk-imx577-camera.dtb
dtb-$(CONFIG_ARCH_QCOM) += sm4250-oneplus-billie2.dtb
dtb-$(CONFIG_ARCH_QCOM) += sm4450-qrd.dtb
dtb-$(CONFIG_ARCH_QCOM) += sm6115-fxtec-pro1x.dtb
diff --git a/arch/arm64/boot/dts/qcom/shikra-cqm-cqs-evk-imx577-camera.dtso b/arch/arm64/boot/dts/qcom/shikra-cqm-cqs-evk-imx577-camera.dtso
new file mode 100644
index 0000000000000000000000000000000000000000..3a481d972cd27a2a324d96d8f47c161e11ea54f3
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/shikra-cqm-cqs-evk-imx577-camera.dtso
@@ -0,0 +1,79 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/clock/qcom,shikra-gcc.h>
+#include <dt-bindings/gpio/gpio.h>
+
+&camss {
+ vdd-csiphy-1p2-supply = <&pm4125_l5>;
+ vdd-csiphy-1p8-supply = <&pm4125_l13>;
+
+ status = "okay";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@1 {
+ reg = <1>;
+
+ csiphy1_ep: endpoint {
+ data-lanes = <0 1 2 3>;
+ remote-endpoint = <&imx577_ep1>;
+ };
+ };
+ };
+};
+
+&cci {
+ status = "okay";
+};
+
+&cci_i2c1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ camera@1a {
+ compatible = "sony,imx577";
+ reg = <0x1a>;
+
+ reset-gpios = <&tlmm 33 GPIO_ACTIVE_LOW>;
+ pinctrl-0 = <&cam_mclk1_default &cam1_reset_default>;
+ pinctrl-names = "default";
+
+ clocks = <&gcc GCC_CAMSS_MCLK1_CLK>;
+ assigned-clocks = <&gcc GCC_CAMSS_MCLK1_CLK>;
+ assigned-clock-rates = <24000000>;
+
+ /*
+ * avdd and dvdd are supplied by on-board regulators on the
+ * IMX577 module from the connector's 3.3 V rail; they are
+ * not SoC-controlled. dovdd (1.8 V) powers the carrier board
+ * level-shifter that translates CCI I2C and reset lines
+ * between the SoC and the connector.
+ */
+ dovdd-supply = <&pm4125_l15>;
+
+ port {
+ imx577_ep1: endpoint {
+ link-frequencies = /bits/ 64 <600000000>;
+ data-lanes = <1 2 3 4>;
+ remote-endpoint = <&csiphy1_ep>;
+ };
+ };
+ };
+};
+
+&tlmm {
+ cam1_reset_default: cam1-reset-default-state {
+ pins = "gpio33";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+};
--
2.34.1
^ permalink raw reply related [flat|nested] 7+ messages in thread* [PATCH RESEND v6 5/5] arm64: dts: qcom: shikra-iqs-evk-imx577-camera: Add DT overlay
2026-08-05 13:52 [PATCH RESEND v6 0/5] Add CAMSS and IMX577 sensor support for Shikra EVK Nihal Kumar Gupta
` (3 preceding siblings ...)
2026-08-05 13:52 ` [PATCH RESEND v6 4/5] arm64: dts: qcom: shikra-cqm-cqs-evk-imx577-camera: Add DT overlay Nihal Kumar Gupta
@ 2026-08-05 13:52 ` Nihal Kumar Gupta
4 siblings, 0 replies; 7+ messages in thread
From: Nihal Kumar Gupta @ 2026-08-05 13:52 UTC (permalink / raw)
To: Bryan O'Donoghue, Vladimir Zapolskiy, Loic Poulain,
Mauro Carvalho Chehab, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Robert Foss, Andi Shyti, Bryan O'Donoghue,
Bjorn Andersson, Konrad Dybcio, Frank Li, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam
Cc: linux-arm-msm, linux-media, devicetree, linux-kernel, linux-i2c,
imx, linux-arm-kernel, Suresh Vankadara, Vikram Sharma,
Nihal Kumar Gupta
Shikra IQS is an industrial-grade variant using PM8150 PMIC, requiring
different CSIPHY and sensor supply rails compared to the retail boards
(CQM and CQS) which use PM4125.
Add a dedicated overlay for optional IMX577 integration via CSIPHY1.
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Signed-off-by: Nihal Kumar Gupta <nihal.gupta@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/Makefile | 2 +
.../dts/qcom/shikra-iqs-evk-imx577-camera.dtso | 79 ++++++++++++++++++++++
2 files changed, 81 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 03ed24afad5795b49848a2548c0facdc9f3e7115..5884ff14ad4552249b029d4aad569ccde5768647 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -342,9 +342,11 @@ dtb-$(CONFIG_ARCH_QCOM) += shikra-iqs-evk.dtb
shikra-cqm-evk-imx577-camera-dtbs := shikra-cqm-evk.dtb shikra-cqm-cqs-evk-imx577-camera.dtbo
shikra-cqs-evk-imx577-camera-dtbs := shikra-cqs-evk.dtb shikra-cqm-cqs-evk-imx577-camera.dtbo
+shikra-iqs-evk-imx577-camera-dtbs := shikra-iqs-evk.dtb shikra-iqs-evk-imx577-camera.dtbo
dtb-$(CONFIG_ARCH_QCOM) += shikra-cqm-evk-imx577-camera.dtb
dtb-$(CONFIG_ARCH_QCOM) += shikra-cqs-evk-imx577-camera.dtb
+dtb-$(CONFIG_ARCH_QCOM) += shikra-iqs-evk-imx577-camera.dtb
dtb-$(CONFIG_ARCH_QCOM) += sm4250-oneplus-billie2.dtb
dtb-$(CONFIG_ARCH_QCOM) += sm4450-qrd.dtb
dtb-$(CONFIG_ARCH_QCOM) += sm6115-fxtec-pro1x.dtb
diff --git a/arch/arm64/boot/dts/qcom/shikra-iqs-evk-imx577-camera.dtso b/arch/arm64/boot/dts/qcom/shikra-iqs-evk-imx577-camera.dtso
new file mode 100644
index 0000000000000000000000000000000000000000..d8c968a918c67cdebc0e7c6fc14ef820c97ecb75
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/shikra-iqs-evk-imx577-camera.dtso
@@ -0,0 +1,79 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/clock/qcom,shikra-gcc.h>
+#include <dt-bindings/gpio/gpio.h>
+
+&camss {
+ vdd-csiphy-1p2-supply = <&pm8150_l11>;
+ vdd-csiphy-1p8-supply = <&pm8150_l12>;
+
+ status = "okay";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@1 {
+ reg = <1>;
+
+ csiphy1_ep: endpoint {
+ data-lanes = <0 1 2 3>;
+ remote-endpoint = <&imx577_ep1>;
+ };
+ };
+ };
+};
+
+&cci {
+ status = "okay";
+};
+
+&cci_i2c1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ camera@1a {
+ compatible = "sony,imx577";
+ reg = <0x1a>;
+
+ reset-gpios = <&tlmm 33 GPIO_ACTIVE_LOW>;
+ pinctrl-0 = <&cam_mclk1_default &cam1_reset_default>;
+ pinctrl-names = "default";
+
+ clocks = <&gcc GCC_CAMSS_MCLK1_CLK>;
+ assigned-clocks = <&gcc GCC_CAMSS_MCLK1_CLK>;
+ assigned-clock-rates = <24000000>;
+
+ /*
+ * avdd and dvdd are supplied by on-board regulators on the
+ * IMX577 module from the connector's 3.3 V rail; they are
+ * not SoC-controlled. dovdd (1.8 V) powers the carrier board
+ * level-shifter that translates CCI I2C and reset lines
+ * between the SoC and the connector.
+ */
+ dovdd-supply = <&pm8150_l15>;
+
+ port {
+ imx577_ep1: endpoint {
+ link-frequencies = /bits/ 64 <600000000>;
+ data-lanes = <1 2 3 4>;
+ remote-endpoint = <&csiphy1_ep>;
+ };
+ };
+ };
+};
+
+&tlmm {
+ cam1_reset_default: cam1-reset-default-state {
+ pins = "gpio33";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+};
--
2.34.1
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