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Diffstat (limited to 'dts/src/arm/imx51-zii-rdu1.dts')
-rw-r--r--dts/src/arm/imx51-zii-rdu1.dts75
1 files changed, 74 insertions, 1 deletions
diff --git a/dts/src/arm/imx51-zii-rdu1.dts b/dts/src/arm/imx51-zii-rdu1.dts
index 8a87868..469cce2 100644
--- a/dts/src/arm/imx51-zii-rdu1.dts
+++ b/dts/src/arm/imx51-zii-rdu1.dts
@@ -476,6 +476,17 @@
status = "okay";
};
+&gpio1 {
+ unused-sd3-wp-gpio {
+ /*
+ * See pinctrl_esdhc1 below for more details on this
+ */
+ gpio-hog;
+ gpios = <1 GPIO_ACTIVE_HIGH>;
+ output-high;
+ };
+};
+
&i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
@@ -542,7 +553,7 @@
rmi4-f11@11 {
reg = <0x11>;
- touchscreen-inverted-y;
+ touchscreen-inverted-x;
touchscreen-swapped-x-y;
syna,sensor-type = <1>;
};
@@ -554,6 +565,10 @@
remote-endpoint = <&display_in>;
};
+&pmu {
+ secure-reg-access;
+};
+
&ssi2 {
status = "okay";
};
@@ -578,10 +593,47 @@
rave-sp {
compatible = "zii,rave-sp-rdu1";
current-speed = <38400>;
+ #address-cells = <1>;
+ #size-cells = <1>;
watchdog {
compatible = "zii,rave-sp-watchdog";
};
+
+ backlight {
+ compatible = "zii,rave-sp-backlight";
+ };
+
+ pwrbutton {
+ compatible = "zii,rave-sp-pwrbutton";
+ };
+
+ eeprom@a3 {
+ compatible = "zii,rave-sp-eeprom";
+ reg = <0xa3 0x2000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ zii,eeprom-name = "dds-eeprom";
+ };
+
+ eeprom@a4 {
+ compatible = "zii,rave-sp-eeprom";
+ reg = <0xa4 0x4000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ zii,eeprom-name = "main-eeprom";
+ };
+
+ eeprom@ae {
+ compatible = "zii,rave-sp-eeprom";
+ reg = <0xae 0x200>;
+ zii,eeprom-name = "switch-eeprom";
+ /*
+ * Not all RDU1s have this functionality, so we
+ * rely on the bootloader to enable this
+ */
+ status = "disabled";
+ };
};
};
@@ -620,6 +672,10 @@
status = "okay";
};
+&wdog1 {
+ status = "disabled";
+};
+
&iomuxc {
pinctrl_ampgpio: ampgpiogrp {
fsl,pins = <
@@ -660,6 +716,23 @@
MX51_PAD_SD1_DATA1__SD1_DATA1 0x20d5
MX51_PAD_SD1_DATA2__SD1_DATA2 0x20d5
MX51_PAD_SD1_DATA3__SD1_DATA3 0x20d5
+ /*
+ * GPIO1_1 is not directly used by eSDHC1 in
+ * any capacity, but earlier versions of RDU1
+ * used that pin as WP GPIO for eSDHC3 and
+ * because of that that pad has an external
+ * pull-up resistor. This is problematic
+ * because out of reset the pad is configured
+ * as ALT0 which serves as SD1_WP, which, when
+ * pulled high by and external pull-up, will
+ * inhibit execution of any write request to
+ * attached eMMC device.
+ *
+ * To avoid this problem we configure the pad
+ * to ALT1/GPIO and avoid driving SD1_WP
+ * signal high.
+ */
+ MX51_PAD_GPIO1_1__GPIO1_1 0x0000
>;
};