[RFC PATCH 2/2] Droid3: add initial DTS

From: Merlijn Wajer
Date: Sun Dec 12 2021 - 18:00:09 EST

Not everything works yet, but a lot does work:

* serial
* display
* keyboard
* touchscreen
* slider/power button

What doesn't work yet:

* display backlight
* keyboard backlight

Signed-off-by: Merlijn Wajer <merlijn@xxxxxxxxxx>
---
arch/arm/boot/dts/Makefile | 1 +
.../boot/dts/motorola-mapphone-common.dtsi | 4 +-
arch/arm/boot/dts/omap4-droid3-xt862.dts | 163 ++++++++++++++++++
3 files changed, 166 insertions(+), 2 deletions(-)
create mode 100644 arch/arm/boot/dts/omap4-droid3-xt862.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 7e0934180724..7ea8441817e5 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -874,6 +874,7 @@ dtb-$(CONFIG_SOC_AM33XX) += \
am335x-osd3358-sm-red.dtb
dtb-$(CONFIG_ARCH_OMAP4) += \
omap4-droid-bionic-xt875.dtb \
+ omap4-droid3-xt862.dtb \
omap4-droid4-xt894.dtb \
omap4-duovero-parlor.dtb \
omap4-kc1.dtb \
diff --git a/arch/arm/boot/dts/motorola-mapphone-common.dtsi b/arch/arm/boot/dts/motorola-mapphone-common.dtsi
index bf18ff33d900..d0d1a1b1676c 100644
--- a/arch/arm/boot/dts/motorola-mapphone-common.dtsi
+++ b/arch/arm/boot/dts/motorola-mapphone-common.dtsi
@@ -19,7 +19,7 @@ aliases {
* We seem to have only 1021 MB accessible, 1021 - 1022 is locked,
* then 1023 - 1024 seems to contain mbm.
*/
- memory {
+ memory0: memory {
device_type = "memory";
reg = <0x80000000 0x3fd00000>; /* 1021 MB */
};
@@ -35,7 +35,7 @@ reserved-memory {
* first 512K of that and just overwrite the rest and configure
* only 384K instead of 2M.
*/
- ramoops@a0080000 {
+ ramoops0: ramoops@a0080000 {
compatible = "ramoops";
reg = <0xa0080000 0x60000>;
record-size = <0x20000>;
diff --git a/arch/arm/boot/dts/omap4-droid3-xt862.dts b/arch/arm/boot/dts/omap4-droid3-xt862.dts
new file mode 100644
index 000000000000..f3a7175301ec
--- /dev/null
+++ b/arch/arm/boot/dts/omap4-droid3-xt862.dts
@@ -0,0 +1,163 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/dts-v1/;
+
+#include "motorola-mapphone-common.dtsi"
+
+/ {
+ model = "Motorola Droid 3 XT862";
+ compatible = "motorola,droid3", "ti,omap4430", "ti,omap4";
+
+ /*
+ * We use pad 0x4a100116 abe_dmic_din3.gpio_122 as the irq instead
+ * of the gpio interrupt to avoid lost events in deeper idle states.
+ */
+ gpio_keys {
+ compatible = "gpio-keys";
+
+ slider {
+ label = "Keypad Slide";
+ interrupts-extended = <&omap4_pmx_core 0xd6>;
+ gpios = <&gpio4 26 GPIO_ACTIVE_HIGH>; /* gpio122 */
+ linux,input-type = <EV_SW>;
+ linux,code = <SW_KEYPAD_SLIDE>;
+ linux,can-disable;
+ /* Value above 7.95ms for no GPIO hardware debounce */
+ debounce-interval = <10>;
+ };
+ };
+};
+
+// Do don't know if pstore is supported, but the current config causes panics,
+// so delete the node for now
+/delete-node/ &ramoops0;
+
+&memory0 {
+ reg = <0x80000000 0x1fd00000>; /* 509 MB */
+};
+
+&dsi1_out_ep {
+ lanes = <1 0 3 2 5 4>;
+};
+
+&i2c1 {
+ led-controller@38 {
+ compatible = "ti,lm3532";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x38>;
+
+ enable-gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>;
+
+ ramp-up-us = <1024>;
+ ramp-down-us = <8193>;
+
+ backlight_led: led@0 {
+ reg = <0>;
+ led-sources = <2>;
+ ti,led-mode = <0>;
+ label = ":backlight";
+ };
+
+ led@1 {
+ reg = <1>;
+ led-sources = <1>;
+ ti,led-mode = <0>;
+ label = ":kbd_backlight";
+ };
+ };
+};
+
+&i2c4 {
+ kxtf9: accelerometer@f {
+ compatible = "kionix,kxtf9";
+ reg = <0x0f>;
+
+ vdd-supply = <&vhvio>;
+
+ interrupt-parent = <&gpio2>;
+ interrupts = <2 IRQ_TYPE_EDGE_RISING>;
+
+ rotation-matrix = "1", "0", "0",
+ "0", "1", "0",
+ "0", "0", "1";
+ };
+};
+
+&aes2_target {
+ status = "disabled";
+};
+
+&keypad {
+ keypad,num-rows = <8>;
+ keypad,num-columns = <8>;
+ linux,keymap = <
+
+ /* Row 1 */
+ MATRIX_KEY(0, 2, KEY_1)
+ MATRIX_KEY(0, 6, KEY_2)
+ MATRIX_KEY(2, 3, KEY_3)
+ MATRIX_KEY(0, 7, KEY_4)
+ MATRIX_KEY(0, 4, KEY_5)
+ MATRIX_KEY(5, 5, KEY_6)
+ MATRIX_KEY(0, 1, KEY_7)
+ MATRIX_KEY(0, 5, KEY_8)
+ MATRIX_KEY(0, 0, KEY_9)
+ MATRIX_KEY(1, 6, KEY_0)
+
+ /* Row 2 */
+ MATRIX_KEY(3, 4, KEY_APOSTROPHE)
+ MATRIX_KEY(7, 6, KEY_Q)
+ MATRIX_KEY(7, 7, KEY_W)
+ MATRIX_KEY(7, 2, KEY_E)
+ MATRIX_KEY(1, 0, KEY_R)
+ MATRIX_KEY(4, 4, KEY_T)
+ MATRIX_KEY(1, 2, KEY_Y)
+ MATRIX_KEY(6, 7, KEY_U)
+ MATRIX_KEY(2, 2, KEY_I)
+ MATRIX_KEY(5, 6, KEY_O)
+ MATRIX_KEY(3, 7, KEY_P)
+ MATRIX_KEY(6, 5, KEY_BACKSPACE)
+
+ /* Row 3 */
+ MATRIX_KEY(5, 4, KEY_TAB)
+ MATRIX_KEY(7, 5, KEY_A)
+ //MATRIX_KEY(5, 7, KEY_A)
+ MATRIX_KEY(2, 7, KEY_S)
+ MATRIX_KEY(7, 0, KEY_D)
+ MATRIX_KEY(2, 6, KEY_F)
+ MATRIX_KEY(6, 2, KEY_G)
+ MATRIX_KEY(6, 6, KEY_H)
+ MATRIX_KEY(1, 4, KEY_J)
+ MATRIX_KEY(3, 1, KEY_K)
+ MATRIX_KEY(2, 1, KEY_L)
+ MATRIX_KEY(4, 6, KEY_ENTER)
+
+ /* Row 4 */
+ MATRIX_KEY(3, 6, KEY_LEFTSHIFT) /* KEY_CAPSLOCK */
+ MATRIX_KEY(6, 1, KEY_Z)
+ MATRIX_KEY(7, 4, KEY_X)
+ MATRIX_KEY(5, 1, KEY_C)
+ MATRIX_KEY(1, 7, KEY_V)
+ MATRIX_KEY(2, 4, KEY_B)
+ MATRIX_KEY(4, 1, KEY_N)
+ MATRIX_KEY(1, 1, KEY_M)
+ MATRIX_KEY(3, 5, KEY_COMMA)
+ MATRIX_KEY(5, 2, KEY_DOT)
+ MATRIX_KEY(6, 3, KEY_UP)
+ MATRIX_KEY(7, 3, KEY_OK)
+
+ /* Row 5 */
+ MATRIX_KEY(2, 5, KEY_LEFTCTRL) /* KEY_LEFTSHIFT */
+ MATRIX_KEY(4, 5, KEY_LEFTALT) /* SYM */
+ MATRIX_KEY(6, 0, KEY_MINUS)
+ MATRIX_KEY(4, 7, KEY_EQUAL)
+ MATRIX_KEY(1, 5, KEY_SPACE)
+ MATRIX_KEY(3, 2, KEY_SLASH)
+ MATRIX_KEY(4, 3, KEY_LEFT)
+ MATRIX_KEY(5, 3, KEY_DOWN)
+ MATRIX_KEY(3, 3, KEY_RIGHT)
+
+ MATRIX_KEY(5, 0, KEY_VOLUMEUP)
+ MATRIX_KEY(3, 0, KEY_VOLUMEDOWN)
+ >;
+};
--
2.32.0