From d6dfbe06ef4ad84f6b1967a0f930cec48c89d2de Mon Sep 17 00:00:00 2001
From: Stephen Crane <jscrane@gmail.com>
Date: Sun, 11 Nov 2018 11:59:43 +0000
Subject: [PATCH] fixes for lm4f

---
 hw/lm4f-utft-sd.h |  1 +
 sdtape.cpp        |  2 +-
 sound_pwm.cpp     | 16 +++++++++++++++-
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/hw/lm4f-utft-sd.h b/hw/lm4f-utft-sd.h
index c8f4cc5..feee865 100644
--- a/hw/lm4f-utft-sd.h
+++ b/hw/lm4f-utft-sd.h
@@ -1,6 +1,7 @@
 // TFT display...
 // NOTE: edit memorysaver.h to select the correct chip for your display!
 // Daniel Rebollo's boosterpack
+#define USE_UTFT
 #define TFT_BACKLIGHT	PD_6
 #define TFT_MODEL	SSD1289
 #define TFT_RS		PC_6
diff --git a/sdtape.cpp b/sdtape.cpp
index f129b59..59129a7 100644
--- a/sdtape.cpp
+++ b/sdtape.cpp
@@ -25,7 +25,7 @@ bool sdtape::start(const char *programs)
 #if defined(ESP8266)
 	SPIFFS.begin();
 	dir = SPIFFS.openDir("/");
-#else if defined(DISK)
+#elif defined(DISK)
 	dir = DISK.open(programs);
 	if (!dir)
 		return false;
diff --git a/sound_pwm.cpp b/sound_pwm.cpp
index d4905a6..471e099 100644
--- a/sound_pwm.cpp
+++ b/sound_pwm.cpp
@@ -40,7 +40,7 @@ void PWM::set_freq(unsigned freq) {
       ESP_ERROR_CHECK(::ledc_set_freq(SPEED_MODE, TIMER, freq));
 }
 
-#else
+#elif defined(PWM_SOUND)
 static unsigned pin;
 
 void PWM::begin(unsigned gpio) {
@@ -59,4 +59,18 @@ void PWM::stop() {
 void PWM::set_freq(unsigned freq) {
 	analogWriteFreq(freq);
 }
+
+#else
+
+void PWM::begin(unsigned gpio) {
+}
+
+void PWM::set_duty(unsigned duty) {
+}
+
+void PWM::stop() {
+}
+
+void PWM::set_freq(unsigned freq) {
+}
 #endif