From a8915151dc5ddd5342d4b8db48a563abf4369891 Mon Sep 17 00:00:00 2001
From: Leo C <erbl259-lmu@yahoo.de>
Date: Sun, 30 Apr 2017 12:42:38 +0200
Subject: [PATCH] Rename ARM_OPENCM3 -> LIBOPENCM3, redefine IRMP_BIT as
 bitmask

---
 irmp.c       |  6 ++----
 irmp.h       | 10 ++++------
 irmpconfig.h |  3 +--
 irmpsystem.h |  4 ++--
 4 files changed, 9 insertions(+), 14 deletions(-)

diff --git a/irmp.c b/irmp.c
index f95410b..c37449c 100644
--- a/irmp.c
+++ b/irmp.c
@@ -2189,14 +2189,12 @@ irmp_init (void)
 #  endif
     GPIO_Init(IRMP_PORT, &GPIO_InitStructure);
 
-#elif defined (ARM_OPENCM3)                                             // STM32 with libopencm3
+#elif defined (LIBOPENCM3)                                             // STM32 with libopencm3
 
     /* GPIOx clock enable */
     rcc_periph_clock_enable(IRMP_PORT_RCC);
-
     /* GPIO Configuration */
-	 gpio_set_mode(IRMP_PORT, GPIO_MODE_INPUT,
-         GPIO_CNF_INPUT_FLOAT, 1<<IRMP_BIT);
+    gpio_set_mode(IRMP_PORT, GPIO_MODE_INPUT, GPIO_CNF_INPUT_FLOAT, IRMP_BIT);
 
 #elif defined(STELLARIS_ARM_CORTEX_M4)
     // Enable the GPIO port
diff --git a/irmp.h b/irmp.h
index 3efc62c..c0b3c18 100644
--- a/irmp.h
+++ b/irmp.h
@@ -63,17 +63,15 @@
 #    warning The STM32 port of IRMP uses the ST standard peripheral drivers which are not enabled in your build configuration.
 #  endif
 
-#elif defined (ARM_OPENCM3)
+#elif defined (LIBOPENCM3)
 #  define _CONCAT(a,b)                          a##b
 #  define CONCAT(a,b)                           _CONCAT(a,b)
 #  define IRMP_PORT                             CONCAT(GPIO, IRMP_PORT_LETTER)
-#  define IRMP_PORT_RCC                       	CONCAT(RCC_GPIO, IRMP_PORT_LETTER)
+#  define IRMP_PORT_RCC                         CONCAT(RCC_GPIO, IRMP_PORT_LETTER)
 
-#  define IRMP_BIT                              IRMP_BIT_NUMBER
+#  define IRMP_BIT                              CONCAT(GPIO, IRMP_BIT_NUMBER)
 #  define IRMP_PIN                              IRMP_PORT   // for use with input(x) below
-#  define input(x)                              ((GPIO_IDR(IRMP_PORT) & (1<<IRMP_BIT)) != 0)
-//#  define input(x)                              (BBIO_PERIPH(IRMP_PORT+IDR, IRMP_BIT))
-#  define IRMP_TIMER                            CONCAT(TIM, IRMP_TIMER_NUMBER)
+#  define input(x)                              ((GPIO_IDR(x) & IRMP_BIT) != 0)
 
 #elif defined (STELLARIS_ARM_CORTEX_M4)
 #  define _CONCAT(a,b)                          a##b
diff --git a/irmpconfig.h b/irmpconfig.h
index 67c3638..3767de7 100644
--- a/irmpconfig.h
+++ b/irmpconfig.h
@@ -140,10 +140,9 @@
  * Change hardware pin here for ARM STM32 with libopencm3
  *---------------------------------------------------------------------------------------------------------------------------------------------------
  */
-#elif defined (ARM_OPENCM3)                                             // use C13 as IR input on STM32
+#elif defined (LIBOPENCM3)
 #  define IRMP_PORT_LETTER                      B
 #  define IRMP_BIT_NUMBER                       4
-#  define IRMP_TIMER_NUMBER                     3                      // Timer to use
 
 /*---------------------------------------------------------------------------------------------------------------------------------------------------
  * Change hardware pin here for Stellaris ARM Cortex M4
diff --git a/irmpsystem.h b/irmpsystem.h
index 7300a76..cdb5ffc 100644
--- a/irmpsystem.h
+++ b/irmpsystem.h
@@ -27,7 +27,7 @@
 #elif defined(__PCM__) || defined(__PCB__) || defined(__PCH__)                      // CCS PIC compiler
 #  define PIC_CCS
 #elif defined(STM32F1)                                                              // ARM STM32 with libopencm3
-#  define ARM_OPENCM3
+#  define LIBOPENCM3
 #elif defined(STM32L1XX_MD) || defined(STM32L1XX_MDP) || defined(STM32L1XX_HD)      // ARM STM32
 #  include <stm32l1xx.h>
 #  define ARM_STM32
@@ -135,7 +135,7 @@ typedef unsigned short                  uint16_t;
 #  define PROGMEM
 #  define memcpy_P                      memcpy
 
-#elif defined(ARM_OPENCM3)
+#elif defined(LIBOPENCM3)
 
 #  include <libopencm3/cm3/nvic.h>
 #  include <libopencm3/stm32/rcc.h>
-- 
2.39.2