build_mpos.sh: apply I2C patch for lvgl_micropython / esp-idf

ThomasFarstrike · ThomasFarstrike · commit a16df1c026f0 · 2025-11-23T12:03:02.000+01:00
diff --git a/patches/i2c_ng.patch b/patches/i2c_ng.patch
@@ -1,5 +1,5 @@
---- lib/esp-idf/components/driver/i2c/i2c.c.orig	2025-11-23 11:54:37.321320078 +0100
-+++ lib/esp-idf/components/driver/i2c/i2c.c	2025-11-23 11:54:54.681590547 +0100
+--- lvgl_micropython/lib/esp-idf/components/driver/i2c/i2c.c.orig	2025-11-23 11:54:37.321320078 +0100
++++ lvgl_micropython/lib/esp-idf/components/driver/i2c/i2c.c	2025-11-23 11:54:54.681590547 +0100
 @@ -1715,8 +1715,8 @@
      // So if the new I2C driver is not linked in, then `i2c_acquire_bus_handle()` should be NULL at runtime.
      extern __attribute__((weak)) esp_err_t i2c_acquire_bus_handle(int port_num, void *i2c_new_bus, int mode);
diff --git a/scripts/build_mpos.sh b/scripts/build_mpos.sh
@@ -70,6 +70,8 @@ echo "Symlinking secp256k1-embedded-ecdh for unix and macOS builds..."
 ln -sf ../../secp256k1-embedded-ecdh "$codebasedir"/lvgl_micropython/ext_mod/secp256k1-embedded-ecdh
 echo "Symlinking c_mpos for unix and macOS builds..."
 ln -sf ../../c_mpos "$codebasedir"/lvgl_micropython/ext_mod/c_mpos
+echo "Applying lvgl_micropython i2c patch..."
+patch -p0 --forward < "$codebasedir"/patches/i2c_ng.patch
 
 echo "Refreshing freezefs..."
 "$codebasedir"/scripts/freezefs_mount_builtin.sh
