From 0807f66b3c6945b863844d92681a16a2a39237a7 Mon Sep 17 00:00:00 2001
From: linuswck <linuswck@m-labs.hk>
Date: Tue, 9 Jan 2024 15:44:55 +0800
Subject: [PATCH] Add digital gpio related fns to Current source - power_up -
 power_down - ld_short_enable - ld_short_disable     - Rev0_2 has hardware
 connection bug for LD_EN net.     - laser driver power will always be enabled

---
 src/laser_diode/current_sources.rs | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/laser_diode/current_sources.rs b/src/laser_diode/current_sources.rs
index 3a10384..f54afe5 100644
--- a/src/laser_diode/current_sources.rs
+++ b/src/laser_diode/current_sources.rs
@@ -60,4 +60,26 @@ impl CurrentSource {
             pins_adc: pins_adc,
         }
     }
+
+    pub fn power_up(&mut self) {
+        self.phy.current_source_ldo_en_pin.set_high();
+    }
+
+    #[deprecated(note=
+        "To be removed when rev0_3 has arrived
+        Rev0_2 has hardware connection bug for LD_EN.
+        LD_EN will always be enabled.")]
+    pub fn power_down(&mut self) {
+        self.phy.current_source_ldo_en_pin.set_low();
+    }
+
+    // LD Terminals are shorted together
+    pub fn ld_short_enable(&mut self) {
+        self.phy.current_source_short_pin.set_low();
+    }
+
+    // LD Current flows from anode to cathode
+    pub fn ld_short_disable(&mut self) {
+        self.phy.current_source_short_pin.set_high();
+    }
 }
\ No newline at end of file