samd_sercom: Specify the sercom explicitly in a config option

Do not infer the sercom from the config section name, as that
prevents one from using SPI buses on multiple samd mcus.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

1 files changed, 6 insertions, 6 deletions

diff --git a/klippy/extras/samd_sercom.py b/klippy/extras/samd_sercom.py
index 36df2f0a..44a9263c 100644
--- a/klippy/extras/samd_sercom.py
+++ b/klippy/extras/samd_sercom.py
@@ -7,8 +7,8 @@
 class SamdSERCOM:
     def __init__(self, config):
         self.printer = config.get_printer()
-        self.name = config.get_name().split()[1]
 
+        self.sercom = config.get("sercom")
         self.tx_pin = config.get("tx_pin")
         self.rx_pin = config.get("rx_pin", None)
         self.clk_pin = config.get("clk_pin")
@@ -18,15 +18,15 @@ class SamdSERCOM:
         self.mcu = tx_pin_params['chip']
         self.mcu.add_config_cmd(
             "set_sercom_pin bus=%s sercom_pin_type=tx pin=%s" % (
-                self.name, tx_pin_params['pin']))
+                self.sercom, tx_pin_params['pin']))
 
         clk_pin_params = ppins.lookup_pin(self.clk_pin)
         if self.mcu is not clk_pin_params['chip']:
-           raise ppins.error("%s: SERCOM pins must be on same mcu" % (
-                    config.get_name(),))
+            raise ppins.error("%s: SERCOM pins must be on same mcu" % (
+                config.get_name(),))
         self.mcu.add_config_cmd(
             "set_sercom_pin bus=%s sercom_pin_type=clk pin=%s" % (
-                self.name, clk_pin_params['pin']))
+                self.sercom, clk_pin_params['pin']))
 
         if self.rx_pin:
             rx_pin_params = ppins.lookup_pin(self.rx_pin)
@@ -35,7 +35,7 @@ class SamdSERCOM:
                     config.get_name(),))
             self.mcu.add_config_cmd(
                 "set_sercom_pin bus=%s sercom_pin_type=rx pin=%s" % (
-                    self.name, rx_pin_params['pin']))
+                    self.sercom, rx_pin_params['pin']))
 
 def load_config_prefix(config):
     return SamdSERCOM(config)