[PATCH v9 7/8] ARM: dts: ti: omap: samsung-espresso7: Add initial support for Galaxy Tab 2 7.0

Mithil Bavishi
2026-03-03T20:30:39Z

Create a device tree for the 7 inch variants (P3100, P3110, P3113)

Signed-off-by: Mithil Bavishi <bavishimithil@gmail.com>
---
arch/arm/boot/dts/ti/omap/Makefile | 1 +
.../dts/ti/omap/omap4-samsung-espresso7.dts | 70 +++++++++++++++++++
2 files changed, 71 insertions(+)
create mode 100644 arch/arm/boot/dts/ti/omap/omap4-samsung-espresso7.dts

diff --git a/arch/arm/boot/dts/ti/omap/Makefile b/arch/arm/boot/dts/ti/omap/Makefile
index 3f54b515c..1fd426204 100644
--- a/arch/arm/boot/dts/ti/omap/Makefile
+++ b/arch/arm/boot/dts/ti/omap/Makefile
@@ -80,6 +80,7 @@ dtb-$(CONFIG_ARCH_OMAP4) += \
omap4-sdp-es23plus.dtb \
omap4-var-dvk-om44.dtb \
omap4-var-stk-om44.dtb \
+ omap4-samsung-espresso7.dtb \
omap4-xyboard-mz609.dtb \
omap4-xyboard-mz617.dtb
dtb-$(CONFIG_SOC_AM33XX) += \
diff --git a/arch/arm/boot/dts/ti/omap/omap4-samsung-espresso7.dts b/arch/arm/boot/dts/ti/omap/omap4-samsung-espresso7.dts
new file mode 100644
index 000000000..cae37ff06
--- /dev/null
+++ b/arch/arm/boot/dts/ti/omap/omap4-samsung-espresso7.dts
@@ -0,0 +1,70 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/dts-v1/;
+
+#include "omap4-samsung-espresso-common.dtsi"
+
+/ {
+ model = "Samsung Galaxy Tab 2 (7 inch)";
+ compatible = "samsung,espresso7", "ti,omap4430", "ti,omap4";
+
+ backlight: backlight {
+ compatible = "pwm-backlight";
+ pinctrl-names = "default";
+ pinctrl-0 = <&backlight_pins>;
+ pwms = <&pwm10 0 1200 0>;
+ power-supply = <&reg_lcd>;
+ enable-gpios = <&gpio3 31 GPIO_ACTIVE_HIGH>;
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <2>;
+ };
+
+ panel {
+ compatible = "samsung,ltn070nl01", "panel-lvds";
+ power-supply = <&reg_lcd>;
+ width-mm = <154>;
+ height-mm = <90>;
+ data-mapping = "vesa-24";
+ backlight = <&backlight>;
+
+ panel-timing {
+ clock-frequency = <47255554>;
+
+ hback-porch = <210>;
+ hactive = <1024>;
+ hfront-porch = <186>;
+ hsync-len = <50>;
+
+ vback-porch = <11>;
+ vactive = <600>;
+ vfront-porch = <24>;
+ vsync-len = <10>;
+
+ hsync-active = <0>;
+ vsync-active = <0>;
+ de-active = <1>;
+ pixelclk-active = <1>;
+ syncclk-active = <0>;
+ };
+
+ port {
+ panel_in: endpoint {
+ remote-endpoint = <&bridge_out>;
+ };
+ };
+ };
+};
+
+&i2c3 {
+ touchscreen@48 {
+ compatible = "melfas,mms136";
+ reg = <0x48>;
+ interrupt-parent = <&gpio2>;
+ interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
+ touchscreen-size-x = <1024>;
+ touchscreen-size-y = <600>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&touch_pins>;
+ avdd-supply = <&reg_touch_ldo_en>;
+ vdd-supply = <&ldo6>;
+ };
+};
--
2.43.0