From 620740bf1986311041a40bd2992d1b549f84b2ba Mon Sep 17 00:00:00 2001
From: Marti Bolivar <mbolivar@leaflabs.com>
Date: Tue, 15 Feb 2011 20:00:10 -0500
Subject: undoing USART[45] -> UART[45] mistake

---
 libmaple/libmaple.h |  3 ++-
 libmaple/nvic.h     |  4 ++--
 libmaple/rcc.c      |  4 ++--
 libmaple/rcc.h      |  4 ++--
 libmaple/usart.c    | 28 ++++++++++++++--------------
 libmaple/usart.h    |  4 ++--
 6 files changed, 24 insertions(+), 23 deletions(-)

(limited to 'libmaple')

diff --git a/libmaple/libmaple.h b/libmaple/libmaple.h
index 417d732..664568f 100644
--- a/libmaple/libmaple.h
+++ b/libmaple/libmaple.h
@@ -101,7 +101,8 @@
     #define NR_GPIO_PORTS             7
     #define NR_GPIO_PINS             63
     #define NR_TIMERS                 8
-    #define NR_USART                  3
+    // 3 USART, plus UART4 and UART5
+    #define NR_USART                  5
     #define NR_FSMC                   1
     #define NR_DAC_PINS               2
 
diff --git a/libmaple/nvic.h b/libmaple/nvic.h
index 2a54b27..6004c36 100644
--- a/libmaple/nvic.h
+++ b/libmaple/nvic.h
@@ -63,8 +63,8 @@ enum {
     NVIC_USART1       = 37,
     NVIC_USART2       = 38,
     NVIC_USART3       = 39,
-    NVIC_USART4       = 52,   // high density only
-    NVIC_USART5       = 53,   // high density only
+    NVIC_UART4        = 52,   // high density only
+    NVIC_UART5        = 53,   // high density only
 
     NVIC_EXTI0        = 6,
     NVIC_EXTI1        = 7,
diff --git a/libmaple/rcc.c b/libmaple/rcc.c
index 8914539..313eaf7 100644
--- a/libmaple/rcc.c
+++ b/libmaple/rcc.c
@@ -57,8 +57,8 @@ static const struct rcc_dev_info rcc_dev_table[] = {
     [RCC_USART1] = { .clk_domain = APB2, .line_num = 14 },
     [RCC_USART2] = { .clk_domain = APB1, .line_num = 17 },
     [RCC_USART3] = { .clk_domain = APB1, .line_num = 18 },
-    [RCC_USART4] = { .clk_domain = APB1, .line_num = 19 }, // High-density only
-    [RCC_USART5] = { .clk_domain = APB1, .line_num = 20 }, // High-density only
+    [RCC_UART4]  = { .clk_domain = APB1, .line_num = 19 }, // High-density only
+    [RCC_UART5]  = { .clk_domain = APB1, .line_num = 20 }, // High-density only
     [RCC_TIMER1] = { .clk_domain = APB2, .line_num = 11 },
     [RCC_TIMER2] = { .clk_domain = APB1, .line_num = 0 },
     [RCC_TIMER3] = { .clk_domain = APB1, .line_num = 1 },
diff --git a/libmaple/rcc.h b/libmaple/rcc.h
index deb567c..a7c4c53 100644
--- a/libmaple/rcc.h
+++ b/libmaple/rcc.h
@@ -158,8 +158,8 @@ enum {
     RCC_USART1,
     RCC_USART2,
     RCC_USART3,
-    RCC_USART4,      // High-density devices only (Maple Native)
-    RCC_USART5,      // High-density devices only (Maple Native)
+    RCC_UART4,      // High-density devices only (Maple Native)
+    RCC_UART5,      // High-density devices only (Maple Native)
     RCC_TIMER1,
     RCC_TIMER2,
     RCC_TIMER3,
diff --git a/libmaple/usart.c b/libmaple/usart.c
index dca7ea5..27aab49 100644
--- a/libmaple/usart.c
+++ b/libmaple/usart.c
@@ -36,8 +36,8 @@
 #define USART1_BASE    0x40013800
 #define USART2_BASE    0x40004400
 #define USART3_BASE    0x40004800
-#define USART4_BASE    0x40004C00  // High-density devices only (Maple Native)
-#define USART5_BASE    0x40005000  // High-density devices only (Maple Native)
+#define UART4_BASE     0x40004C00  // High-density devices only (Maple Native)
+#define UART5_BASE     0x40005000  // High-density devices only (Maple Native)
 
 #define USART_UE       BIT(13)
 #define USART_M        BIT(12)
@@ -65,15 +65,15 @@ struct usart_dev usart_dev_table[] = {
     },
 #if NR_USART >= 5
     /* TODO test */
-    [USART4] = {
-        .base = (usart_port*)USART4_BASE,
-        .rcc_dev_num = RCC_USART4,
-        .nvic_dev_num = NVIC_USART4
+    [UART4] = {
+        .base = (usart_port*)UART4_BASE,
+        .rcc_dev_num = RCC_UART4,
+        .nvic_dev_num = NVIC_UART4
     },
-    [USART5] = {
-        .base = (usart_port*)USART5_BASE,
-        .rcc_dev_num = RCC_USART5,
-        .nvic_dev_num = NVIC_USART5
+    [UART5] = {
+        .base = (usart_port*)UART5_BASE,
+        .rcc_dev_num = RCC_UART5,
+        .nvic_dev_num = NVIC_UART5
     },
 #endif
 };
@@ -107,12 +107,12 @@ void USART3_IRQHandler(void) {
 }
 
 #if NR_USART >= 5
-void USART4_IRQHandler(void) {
-    usart_irq(USART4);
+void UART4_IRQHandler(void) {
+    usart_irq(UART4);
 }
 
-void USART5_IRQHandler(void) {
-    usart_irq(USART5);
+void UART5_IRQHandler(void) {
+    usart_irq(UART5);
 }
 #endif
 
diff --git a/libmaple/usart.h b/libmaple/usart.h
index 2735ac6..cbc7bde 100644
--- a/libmaple/usart.h
+++ b/libmaple/usart.h
@@ -42,8 +42,8 @@ enum {
     USART1,
     USART2,
     USART3,
-    USART4,
-    USART5,
+    UART4,
+    UART5,
 };
 
 /* peripheral register struct  */
-- 
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