diff mbox series

[v4,3/3] ARM: tegra: Add device-tree for LG Optimus 4X HD (P880)

Message ID 20240214091201.17636-4-clamor95@gmail.com (mailing list archive)
State Mainlined
Commit ea5e97e9ce0466b421bf0350fdb05409f5369162
Headers show
Series Tegra30: add support for LG tegra based phones | expand

Commit Message

Svyatoslav Ryhel Feb. 14, 2024, 9:12 a.m. UTC
Add device-tree for LG Optimus 4X HD P880, which is a NVIDIA
Tegra30-based smartphone, originally running Android.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
---
 arch/arm/boot/dts/nvidia/Makefile            |   1 +
 arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts | 489 +++++++++++++++++++
 2 files changed, 490 insertions(+)
 create mode 100644 arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/nvidia/Makefile b/arch/arm/boot/dts/nvidia/Makefile
index f66337e5d188..96972559253c 100644
--- a/arch/arm/boot/dts/nvidia/Makefile
+++ b/arch/arm/boot/dts/nvidia/Makefile
@@ -39,6 +39,7 @@  dtb-$(CONFIG_ARCH_TEGRA_3x_SOC) += \
 	tegra30-cardhu-a02.dtb \
 	tegra30-cardhu-a04.dtb \
 	tegra30-colibri-eval-v3.dtb \
+	tegra30-lg-p880.dtb \
 	tegra30-lg-p895.dtb \
 	tegra30-ouya.dtb \
 	tegra30-pegatron-chagall.dtb
diff --git a/arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts b/arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts
new file mode 100644
index 000000000000..2f7754fd42a1
--- /dev/null
+++ b/arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts
@@ -0,0 +1,489 @@ 
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include "tegra30-lg-x3.dtsi"
+
+/ {
+	model = "LG Optimus 4X HD P880";
+	compatible = "lg,p880", "nvidia,tegra30";
+
+	aliases {
+		mmc1 = &sdmmc3; /* uSD slot */
+		mmc2 = &sdmmc1; /* WiFi */
+	};
+
+	pinmux@70000868 {
+		pinctrl-names = "default";
+		pinctrl-0 = <&state_default>;
+
+		state_default: pinmux {
+			/* WLAN SDIO pinmux */
+			host-wlan-wake {
+				nvidia,pins = "pu4";
+				nvidia,function = "pwm1";
+				nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+				nvidia,tristate = <TEGRA_PIN_ENABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+
+			/* GNSS UART-B pinmux */
+			uartb-rxd {
+				nvidia,pins = "uart2_rxd_pc3";
+				nvidia,function = "uartb";
+				nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+			uartb-txd {
+				nvidia,pins = "uart2_txd_pc2";
+				nvidia,function = "uartb";
+				nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_DISABLE>;
+			};
+			gps-reset {
+				nvidia,pins = "kb_row7_pr7";
+				nvidia,function = "kbc";
+				nvidia,pull = <TEGRA_PIN_PULL_UP>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_DISABLE>;
+			};
+
+			/* MicroSD pinmux */
+			sdmmc3-clk {
+				nvidia,pins = "sdmmc3_clk_pa6";
+				nvidia,function = "sdmmc3";
+				nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+			sdmmc3-data {
+				nvidia,pins = "sdmmc3_cmd_pa7",
+						"sdmmc3_dat0_pb7",
+						"sdmmc3_dat1_pb6",
+						"sdmmc3_dat2_pb5",
+						"sdmmc3_dat3_pb4";
+				nvidia,function = "sdmmc3";
+				nvidia,pull = <TEGRA_PIN_PULL_UP>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+			microsd-detect {
+				nvidia,pins = "clk2_out_pw5";
+				nvidia,function = "rsvd2";
+				nvidia,pull = <TEGRA_PIN_PULL_UP>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+
+			/* GPIO keys pinmux */
+			volume-up {
+				nvidia,pins = "ulpi_data6_po7";
+				nvidia,function = "spi2";
+				nvidia,pull = <TEGRA_PIN_PULL_UP>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+
+			/* Sensors pinmux */
+			current-alert-irq {
+				nvidia,pins = "uart2_rts_n_pj6";
+				nvidia,function = "uartb";
+				nvidia,pull = <TEGRA_PIN_PULL_UP>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+			};
+
+			/* AUDIO pinmux */
+			sub-mic-ldo {
+				nvidia,pins = "gmi_cs7_n_pi6";
+				nvidia,function = "gmi";
+				nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
+				nvidia,tristate = <TEGRA_PIN_DISABLE>;
+				nvidia,enable-input = <TEGRA_PIN_DISABLE>;
+			};
+		};
+	};
+
+	i2c@7000c400 {
+		touchscreen@20 {
+			rmi4-f11@11 {
+				syna,clip-x-high = <1110>;
+				syna,clip-y-high = <1973>;
+
+				touchscreen-inverted-y;
+			};
+		};
+	};
+
+	memory-controller@7000f000 {
+		emc-timings-0 {
+			/* SAMSUNG 1GB K4P8G304EB FGC1 533MHz */
+			nvidia,ram-code = <0>;
+
+			timing-12750000 {
+				clock-frequency = <12750000>;
+
+				nvidia,emem-configuration = < 0x00050001 0xc0000010
+					0x00000001 0x00000001 0x00000002 0x00000000
+					0x00000003 0x00000001 0x00000002 0x00000004
+					0x00000001 0x00000000 0x00000002 0x00000002
+					0x02020001 0x00060402 0x77230303 0x001f0000 >;
+			};
+
+			timing-25500000 {
+				clock-frequency = <25500000>;
+
+				nvidia,emem-configuration = < 0x00020001 0xc0000010
+					0x00000001 0x00000001 0x00000002 0x00000000
+					0x00000003 0x00000001 0x00000002 0x00000004
+					0x00000001 0x00000000 0x00000002 0x00000002
+					0x02020001 0x00060402 0x73e30303 0x001f0000 >;
+			};
+
+			timing-51000000 {
+				clock-frequency = <51000000>;
+
+				nvidia,emem-configuration = < 0x00010001 0xc0000010
+					0x00000001 0x00000001 0x00000002 0x00000000
+					0x00000003 0x00000001 0x00000002 0x00000004
+					0x00000001 0x00000000 0x00000002 0x00000002
+					0x02020001 0x00060402 0x72c30303 0x001f0000 >;
+			};
+
+			timing-102000000 {
+				clock-frequency = <102000000>;
+
+				nvidia,emem-configuration = < 0x00000001 0xc0000018
+					0x00000001 0x00000001 0x00000003 0x00000001
+					0x00000003 0x00000001 0x00000002 0x00000004
+					0x00000001 0x00000000 0x00000002 0x00000002
+					0x02020001 0x00060403 0x72430504 0x001f0000 >;
+			};
+
+			timing-204000000 {
+				clock-frequency = <204000000>;
+
+				nvidia,emem-configuration = < 0x00000003 0xc0000025
+					0x00000001 0x00000001 0x00000006 0x00000003
+					0x00000005 0x00000001 0x00000002 0x00000004
+					0x00000001 0x00000000 0x00000003 0x00000002
+					0x02030001 0x00070506 0x71e40a07 0x001f0000 >;
+			};
+
+			timing-266500000 {
+				clock-frequency = <266500000>;
+
+				nvidia,emem-configuration = < 0x00000004 0xC0000030
+					0x00000001 0x00000002 0x00000008 0x00000004
+					0x00000006 0x00000001 0x00000002 0x00000005
+					0x00000001 0x00000000 0x00000003 0x00000003
+					0x03030001 0x00090608 0x70040c09 0x001f0000 >;
+			};
+
+			timing-533000000 {
+				clock-frequency = <533000000>;
+
+				nvidia,emem-configuration = < 0x00000008 0xC0000060
+					0x00000003 0x00000004 0x00000010 0x0000000a
+					0x0000000d 0x00000002 0x00000002 0x00000008
+					0x00000002 0x00000000 0x00000004 0x00000005
+					0x05040002 0x00110b10 0x70281811 0x001f0000 >;
+			};
+		};
+	};
+
+	memory-controller@7000f400 {
+		emc-timings-0 {
+			/* SAMSUNG 1GB K4P8G304EB FGC1 533MHz */
+			nvidia,ram-code = <0>;
+
+			timing-12750000 {
+				clock-frequency = <12750000>;
+
+				nvidia,emc-auto-cal-interval = <0x001fffff>;
+				nvidia,emc-mode-1 = <0x00010022>;
+				nvidia,emc-mode-2 = <0x00020001>;
+				nvidia,emc-mode-reset = <0x00000000>;
+				nvidia,emc-zcal-cnt-long = <0x00000009>;
+				nvidia,emc-cfg-dyn-self-ref;
+				nvidia,emc-cfg-periodic-qrst;
+
+				nvidia,emc-configuration =  < 0x00000000
+					0x00000001 0x00000002 0x00000002 0x00000004
+					0x00000004 0x00000001 0x00000005 0x00000002
+					0x00000002 0x00000001 0x00000001 0x00000000
+					0x00000001 0x00000003 0x00000001 0x0000000b
+					0x00000009 0x0000002f 0x00000000 0x0000000b
+					0x00000001 0x00000001 0x00000002 0x00000000
+					0x00000001 0x00000007 0x00000002 0x00000002
+					0x00000003 0x00000008 0x00000004 0x00000001
+					0x00000002 0x00000036 0x00000004 0x00000004
+					0x00000000 0x00000000 0x00004282 0x007800a4
+					0x00008000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x00100220 0x0800201c 0x00000000
+					0x77ffc004 0x01f1f008 0x00000000 0x00000007
+					0x08000068 0x08000000 0x00000802 0x00064000
+					0x00000009 0x00090009 0xa0f10000 0x00000000
+					0x00000000 0x80000164 0xe0000000 0xff00ff00 >;
+			};
+
+			timing-25500000 {
+				clock-frequency = <25500000>;
+
+				nvidia,emc-auto-cal-interval = <0x001fffff>;
+				nvidia,emc-mode-1 = <0x00010022>;
+				nvidia,emc-mode-2 = <0x00020001>;
+				nvidia,emc-mode-reset = <0x00000000>;
+				nvidia,emc-zcal-cnt-long = <0x00000009>;
+				nvidia,emc-cfg-dyn-self-ref;
+				nvidia,emc-cfg-periodic-qrst;
+
+				nvidia,emc-configuration =  < 0x00000001
+					0x00000003 0x00000002 0x00000002 0x00000004
+					0x00000004 0x00000001 0x00000005 0x00000002
+					0x00000002 0x00000001 0x00000001 0x00000000
+					0x00000001 0x00000003 0x00000001 0x0000000b
+					0x00000009 0x00000060 0x00000000 0x00000018
+					0x00000001 0x00000001 0x00000002 0x00000000
+					0x00000001 0x00000007 0x00000004 0x00000004
+					0x00000003 0x00000008 0x00000004 0x00000001
+					0x00000002 0x0000006b 0x00000004 0x00000004
+					0x00000000 0x00000000 0x00004282 0x007800a4
+					0x00008000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x00100220 0x0800201c 0x00000000
+					0x77ffc004 0x01f1f008 0x00000000 0x00000007
+					0x08000068 0x08000000 0x00000802 0x00064000
+					0x0000000a 0x00090009 0xa0f10000 0x00000000
+					0x00000000 0x800001c5 0xe0000000 0xff00ff00 >;
+			};
+
+			timing-51000000 {
+				clock-frequency = <51000000>;
+
+				nvidia,emc-auto-cal-interval = <0x001fffff>;
+				nvidia,emc-mode-1 = <0x00010022>;
+				nvidia,emc-mode-2 = <0x00020001>;
+				nvidia,emc-mode-reset = <0x00000000>;
+				nvidia,emc-zcal-cnt-long = <0x00000009>;
+				nvidia,emc-cfg-dyn-self-ref;
+				nvidia,emc-cfg-periodic-qrst;
+
+				nvidia,emc-configuration =  < 0x00000003
+					0x00000006 0x00000002 0x00000002 0x00000004
+					0x00000004 0x00000001 0x00000005 0x00000002
+					0x00000002 0x00000001 0x00000001 0x00000000
+					0x00000001 0x00000003 0x00000001 0x0000000b
+					0x00000009 0x000000c0 0x00000000 0x00000030
+					0x00000001 0x00000001 0x00000002 0x00000000
+					0x00000001 0x00000007 0x00000008 0x00000008
+					0x00000003 0x00000008 0x00000004 0x00000001
+					0x00000002 0x000000d5 0x00000004 0x00000004
+					0x00000000 0x00000000 0x00004282 0x007800a4
+					0x00008000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x00100220 0x0800201c 0x00000000
+					0x77ffc004 0x01f1f008 0x00000000 0x00000007
+					0x08000068 0x08000000 0x00000802 0x00064000
+					0x00000013 0x00090009 0xa0f10000 0x00000000
+					0x00000000 0x80000287 0xe0000000 0xff00ff00 >;
+			};
+
+			timing-102000000 {
+				clock-frequency = <102000000>;
+
+				nvidia,emc-auto-cal-interval = <0x001fffff>;
+				nvidia,emc-mode-1 = <0x00010022>;
+				nvidia,emc-mode-2 = <0x00020001>;
+				nvidia,emc-mode-reset = <0x00000000>;
+				nvidia,emc-zcal-cnt-long = <0x0000000a>;
+				nvidia,emc-cfg-dyn-self-ref;
+				nvidia,emc-cfg-periodic-qrst;
+
+				nvidia,emc-configuration =  < 0x00000006
+					0x0000000d 0x00000004 0x00000002 0x00000004
+					0x00000004 0x00000001 0x00000005 0x00000002
+					0x00000002 0x00000001 0x00000001 0x00000000
+					0x00000001 0x00000003 0x00000001 0x0000000b
+					0x00000009 0x00000181 0x00000000 0x00000060
+					0x00000001 0x00000001 0x00000002 0x00000000
+					0x00000001 0x00000007 0x0000000f 0x0000000f
+					0x00000003 0x00000008 0x00000004 0x00000001
+					0x00000002 0x000001a9 0x00000004 0x00000004
+					0x00000000 0x00000000 0x00004282 0x007800a4
+					0x00008000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x000fc000 0x000fc000 0x000fc000
+					0x000fc000 0x00100220 0x0800201c 0x00000000
+					0x77ffc004 0x01f1f008 0x00000000 0x00000007
+					0x08000068 0x08000000 0x00000802 0x00064000
+					0x00000025 0x00090009 0xa0f10000 0x00000000
+					0x00000000 0x8000040b 0xe0000000 0xff00ff00 >;
+			};
+
+			timing-204000000 {
+				clock-frequency = <204000000>;
+
+				nvidia,emc-auto-cal-interval = <0x001fffff>;
+				nvidia,emc-mode-1 = <0x00010042>;
+				nvidia,emc-mode-2 = <0x00020001>;
+				nvidia,emc-mode-reset = <0x00000000>;
+				nvidia,emc-zcal-cnt-long = <0x00000013>;
+				nvidia,emc-cfg-dyn-self-ref;
+				nvidia,emc-cfg-periodic-qrst;
+
+				nvidia,emc-configuration =  < 0x0000000c
+					0x0000001a 0x00000008 0x00000003 0x00000005
+					0x00000004 0x00000001 0x00000006 0x00000003
+					0x00000003 0x00000002 0x00000002 0x00000000
+					0x00000001 0x00000003 0x00000001 0x0000000c
+					0x0000000a 0x00000303 0x00000000 0x000000c0
+					0x00000001 0x00000001 0x00000003 0x00000000
+					0x00000001 0x00000007 0x0000001d 0x0000001d
+					0x00000004 0x0000000b 0x00000005 0x00000001
+					0x00000002 0x00000351 0x00000004 0x00000006
+					0x00000000 0x00000000 0x00004282 0x004400a4
+					0x00008000 0x00070000 0x00070000 0x00070000
+					0x00070000 0x00070000 0x00070000 0x00070000
+					0x00070000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00080000 0x00080000 0x00080000
+					0x00080000 0x000e0220 0x0800201c 0x00000000
+					0x77ffc004 0x01f1f008 0x00000000 0x00000007
+					0x08000068 0x08000000 0x00000802 0x00064000
+					0x0000004a 0x00090009 0xa0f10000 0x00000000
+					0x00000000 0x80000713 0xe0000000 0xff00ff00 >;
+			};
+
+			timing-266500000 {
+				clock-frequency = <266500000>;
+
+				nvidia,emc-auto-cal-interval = <0x001fffff>;
+				nvidia,emc-mode-1 = <0x00010042>;
+				nvidia,emc-mode-2 = <0x00020002>;
+				nvidia,emc-mode-reset = <0x00000000>;
+				nvidia,emc-zcal-cnt-long = <0x00000018>;
+				nvidia,emc-cfg-periodic-qrst;
+
+				nvidia,emc-configuration =  < 0x0000000f
+					0x00000022 0x0000000b 0x00000004 0x00000005
+					0x00000005 0x00000001 0x00000007 0x00000004
+					0x00000004 0x00000002 0x00000002 0x00000000
+					0x00000002 0x00000005 0x00000002 0x0000000c
+					0x0000000b 0x000003ef 0x00000000 0x000000fb
+					0x00000001 0x00000001 0x00000004 0x00000000
+					0x00000001 0x00000009 0x00000026 0x00000026
+					0x00000004 0x0000000e 0x00000006 0x00000001
+					0x00000002 0x00000455 0x00000000 0x00000004
+					0x00000000 0x00000000 0x00006282 0x003200a4
+					0x00008000 0x00050000 0x00050000 0x00050000
+					0x00050000 0x00050000 0x00050000 0x00050000
+					0x00050000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00060000 0x00060000 0x00060000
+					0x00060000 0x000b0220 0x0800003d 0x00000000
+					0x77ffc004 0x01f1f008 0x00000000 0x00000007
+					0x08000068 0x08000000 0x00000802 0x00064000
+					0x00000060 0x000a000a 0xa0f10000 0x00000000
+					0x00000000 0x800008ee 0xe0000000 0xff00ff00 >;
+			};
+
+			timing-533000000 {
+				clock-frequency = <533000000>;
+
+				nvidia,emc-auto-cal-interval = <0x001fffff>;
+				nvidia,emc-mode-1 = <0x000100c2>;
+				nvidia,emc-mode-2 = <0x00020006>;
+				nvidia,emc-mode-reset = <0x00000000>;
+				nvidia,emc-zcal-cnt-long = <0x00000030>;
+				nvidia,emc-cfg-periodic-qrst;
+
+				nvidia,emc-configuration =  < 0x0000001f
+					0x00000045 0x00000016 0x00000009 0x00000008
+					0x00000009 0x00000003 0x0000000d 0x00000009
+					0x00000009 0x00000005 0x00000003 0x00000000
+					0x00000004 0x00000009 0x00000006 0x0000000d
+					0x00000010 0x000007df 0x00000000 0x000001f7
+					0x00000003 0x00000003 0x00000009 0x00000000
+					0x00000001 0x0000000f 0x0000004b 0x0000004b
+					0x00000008 0x0000001b 0x0000000c 0x00000001
+					0x00000002 0x000008aa 0x00000000 0x00000006
+					0x00000000 0x00000000 0x00006282 0xf0120091
+					0x00008000 0x0000000a 0x0000000a 0x0000000a
+					0x0000000a 0x0000000a 0x0000000a 0x0000000a
+					0x0000000a 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x00000000 0x00000000 0x00000000
+					0x00000000 0x0000000a 0x0000000a 0x0000000a
+					0x0000000a 0x00090220 0x0800003d 0x00000000
+					0x77ffc004 0x01f1f408 0x00000000 0x00000007
+					0x08000068 0x08000000 0x00000802 0x00064000
+					0x000000c0 0x000e000e 0xa0f10000 0x00000000
+					0x00000000 0x800010d9 0xe0000000 0xff00ff88 >;
+			};
+		};
+	};
+
+	sdmmc3: mmc@78000400 {
+		status = "okay";
+
+		cd-gpios = <&gpio TEGRA_GPIO(W, 5) GPIO_ACTIVE_LOW>;
+		bus-width = <4>;
+
+		vmmc-supply = <&vdd_usd>;
+		vqmmc-supply = <&vdd_1v8_vio>;
+	};
+
+	battery: battery-cell {
+		compatible = "simple-battery";
+		device-chemistry = "lithium-ion";
+		charge-full-design-microamp-hours = <2150000>;
+		energy-full-design-microwatt-hours = <8200000>;
+		operating-range-celsius = <0 45>;
+	};
+
+	gpio-keys {
+		key-volume-up {
+			label = "Volume Up";
+			gpios = <&gpio TEGRA_GPIO(O, 7) GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_VOLUMEUP>;
+			debounce-interval = <10>;
+			wakeup-event-action = <EV_ACT_ASSERTED>;
+			wakeup-source;
+		};
+	};
+
+	sound {
+		compatible = "lg,tegra-audio-max98089-p880",
+			     "nvidia,tegra-audio-max98089";
+		nvidia,model = "LG Optimus 4X HD MAX98089";
+
+		nvidia,int-mic-en-gpios = <&gpio TEGRA_GPIO(I, 6) GPIO_ACTIVE_HIGH>;
+	};
+};