chumby8: add initial I2C config

dougg3 · Aug 10, 2022 · edb5337 · edb5337
1 parent 3fc7780
commit edb5337
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diff --git a/board/chumby/chumby8/linux.config b/board/chumby/chumby8/linux.config
@@ -30,6 +30,7 @@ CONFIG_DEVTMPFS_MOUNT=y
 # CONFIG_STANDALONE is not set
 # CONFIG_PREVENT_FIRMWARE_BUILD is not set
 # CONFIG_BLK_DEV is not set
+CONFIG_EEPROM_AT24=y
 CONFIG_SCSI=y
 CONFIG_BLK_DEV_SD=y
 CONFIG_NETDEVICES=y
@@ -48,6 +49,8 @@ CONFIG_TOUCHSCREEN_CHUMBY8=m
 CONFIG_SERIAL_PXA=y
 CONFIG_SERIAL_PXA_CONSOLE=y
 # CONFIG_HW_RANDOM is not set
+CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_PXA=y
 CONFIG_SPI=y
 CONFIG_SPI_PXA2XX=m
 CONFIG_SPI_SPIDEV=m

diff --git a/board/chumby/chumby8/pxa168-chumby8.dts b/board/chumby/chumby8/pxa168-chumby8.dts
@@ -183,6 +183,20 @@
 	status = "okay";
 };
 
+&twsi1 {
+	status = "okay";
+	clock-frequency = <100000>;
+
+	eeprom@50 {
+		compatible = "atmel,24c08";
+		reg = <0x50>;
+	};
+};
+
+&twsi2 {
+	status = "okay";
+};
+
 &gpio {
 	sdhci2_cmd_gpio {
 		gpio-hog;