diff options
Diffstat (limited to 'arch/arm/boot/dts/imx51-zii-rdu1.dts')
| -rw-r--r-- | arch/arm/boot/dts/imx51-zii-rdu1.dts | 75 |
1 files changed, 74 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/imx51-zii-rdu1.dts b/arch/arm/boot/dts/imx51-zii-rdu1.dts index 8a878687197b..469cce2c0357 100644 --- a/arch/arm/boot/dts/imx51-zii-rdu1.dts +++ b/arch/arm/boot/dts/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 >; }; |