Differences

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--- rk3328-roc-cc_dts [2024/03/10 07:20] – created torte
+++ rk3328-roc-cc_dts [2025/01/21 12:36] (current) – torte
@@ Line 1: / Line 1: @@
+{{page>redirect#this_wiki_has_moved}}
+https://torte71.github.io/InsideSovolKlipperScreen/rk3328-roc-cc_dts.html
+{{page>redirect#section}}
+----
 ===== Sovol KlipperScreen =====
 ==== Rebuilding ====
 === Internal wifi ===
-Source of Sovol's rk3328-roc-cc.dtb from 5.16.20 kernel
+Source of Sovol's rk3328-roc-cc.dtb from 5.16.20 kernel ({{wiki:rk3328-roc-cc.dts|download}})
 (This does not yet include the [[#wifipatch|wifi-patch]])
+To apply the patch by your own:
+  * Decompile dtb to dts: ''dtc -I dtb -O dts /boot/dtb/rockchip/rk3328-roc-cc.dtb -o rk3328-roc-cc.dts''
+  * Modify rk3328-roc-cc.dts: Change line 863 from "rockchip,spi_test_bus1_cs2" to "armbian,spi-dev"
+  * Compile dts back to dtb: ''dtc -I dts -O dtb rk3328-roc-cc.dts -o /boot/dtb/rockchip/rk3328-roc-cc.dtb''
 <code>
@@ Line 2960: / Line 2971: @@
 {{anchor:wifipatch}}
+Patch to get spi-dev working:
 <code>
-bla
+--- rk3328-roc-cc-org.dts	Sat Mar 09 16:36:40 2024
++++ rk3328-roc-cc-new.dts	Sat Mar 09 17:33:57 2024
+@@ -860,7 +860,7 @@
+ 		spi_for_cs2@0 {
+ 			reg = <0x00>;
+-			compatible = "rockchip,spi_test_bus1_cs2";
++			compatible = "armbian,spi-dev";
+ 			pinctrl-names = "default";
+ 			pinctrl-0 = <0x35>;
+ 			spi-max-frequency = <0x4c4b40>;
 </code>