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author | Harsh Sharma <harsh.sharma@multitech.com> | 2022-08-23 09:21:48 -0500 |
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committer | Harsh Sharma <harsh.sharma@multitech.com> | 2022-08-23 09:21:48 -0500 |
commit | ddc64ad625fd8696c202dd4b7deed90fcba50696 (patch) | |
tree | 5ea6f5236cfaff315ef8693c91f20d8db935110d /mtcpmhs/gpio-expander-0.2.dtso | |
parent | 9d1754d92ced9f771cd0fcf00a128ca58e388596 (diff) | |
parent | a75f4a12bdd234c442bdb78761d4fa64015e4405 (diff) | |
download | mt-dt-overlay-ddc64ad625fd8696c202dd4b7deed90fcba50696.tar.gz mt-dt-overlay-ddc64ad625fd8696c202dd4b7deed90fcba50696.tar.bz2 mt-dt-overlay-ddc64ad625fd8696c202dd4b7deed90fcba50696.zip |
Merge branch 'vp/fix_gpio_addr' into 'master'
1.2.9
MTX-4571 Fix I2C GPIO addr for MTCDT3 v 0.2. Remove 0x20 (0x18) GPIO.
See merge request !6
Diffstat (limited to 'mtcpmhs/gpio-expander-0.2.dtso')
-rw-r--r-- | mtcpmhs/gpio-expander-0.2.dtso | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/mtcpmhs/gpio-expander-0.2.dtso b/mtcpmhs/gpio-expander-0.2.dtso new file mode 100644 index 0000000..c0736c3 --- /dev/null +++ b/mtcpmhs/gpio-expander-0.2.dtso @@ -0,0 +1,50 @@ +/* + * DTS overlay for MTCDT3 0.2 hardware version. + */ + +/dts-v1/; +/plugin/; + +/* + * Location(s): + * Put: MTCDT3/0.2/gpio-expander.dtbo + */ + +#include "am4372.dtsi" +#include <dt-bindings/pinctrl/am43xx.h> +#include <dt-bindings/pwm/pwm.h> +#include <dt-bindings/gpio/gpio.h> + + +/ { + compatible = "ti,am437x-gp-evm", "ti,am4372", "ti,am43"; + fragment@0 { + target-path = "/ocp@44000000/interconnect@48000000/segment@0/target-module@2a000/i2c@0"; + __overlay__ { + gpiom1: gpio@19 { + compatible = "nxp,pca9557"; + gpio-controller; + #gpio-cells = <2>; + reg = <0x19>; + interrupt-parent = <&gpio1>; + interrupts = <7 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + #interrupt-cells=<2>; + gpio-line-names = "", "", "modesel_0", "modesel_1", "termination_en", "RTS_override", "gpio_exp_led", ""; + }; /*gpio@20*/ + }; /*overlay*/ + }; /*fragment@0*/ + + fragement@1 { + target-path = "/"; + __overlay__ { + leds-exp { + compatible = "gpio-leds"; + led-gpio { + gpios = <&gpiom1 6 GPIO_ACTIVE_LOW>; + default-state = "off"; + }; /*led-gpio*/ + }; /*leds-exp*/ + }; /*overlay*/ + }; /*fragement@1*/ +}; |