From df6136802a5ccc06a71272b0a780006da8a5f176 Mon Sep 17 00:00:00 2001
From: Kevin O'Connor <kevin@koconnor.net>
Date: Tue, 12 Mar 2019 12:35:11 -0400
Subject: [PATCH] linux: Use enumerations for pin mappings

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
---
 klippy/pins.py     | 1 -
 src/linux/analog.c | 2 ++
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/klippy/pins.py b/klippy/pins.py
index 8cd9f636..30ca9691 100644
--- a/klippy/pins.py
+++ b/klippy/pins.py
@@ -14,7 +14,6 @@ class error(Exception):
 ######################################################################
 
 MCU_PINS = {
-    "linux": {"analog%d" % i: i for i in range(8)}, # XXX
 }
 
 
diff --git a/src/linux/analog.c b/src/linux/analog.c
index 5011f531..2ce085a8 100644
--- a/src/linux/analog.c
+++ b/src/linux/analog.c
@@ -15,6 +15,8 @@
 
 DECL_CONSTANT("ADC_MAX", 4095); // Assume 12bit adc
 
+DECL_ENUMERATION_RANGE("pin", "analog0", 0, 8);
+
 #define IIO_PATH "/sys/bus/iio/devices/iio:device0/in_voltage%d_raw"
 
 struct gpio_adc