Merge pull request ARMmbed#13674 from heuisam/dev_bp6a

Samsung: uart fixes

Author: 0xc0170

targets/TARGET_Samsung/TARGET_SIDK_S1SBP6A/PeripheralNames.h

@@ -66,17 +66,17 @@ typedef enum {
 #define _UART_NAME(a, b)    _UART_NAME_(a, b)
 
 #ifndef UART_STDIO_PORT
-#define STDIO_UART_TX     UART_TX0
-#define STDIO_UART_RX     UART_RX0
-#define STDIO_UART        UART_0
+#define STDIO_UART_TX     UART2_TX
+#define STDIO_UART_RX     UART2_RX
+#define STDIO_UART        UART_2
 #else
 #define STDIO_UART_TX _UART_NAME(UART_TX, UART_STDIO_PORT)
 #define STDIO_UART_RX _UART_NAME(UART_RX, UART_STDIO_PORT)
 #define STDIO_UART _UART_NAME(UART_, UART_STDIO_PORT)
 #endif
 
-#define USBTX   UART_TX0
-#define USBRX   UART_RX0
+#define USBTX   UART2_TX
+#define USBRX   UART2_RX
 
 #ifdef __cplusplus
 }

targets/TARGET_Samsung/TARGET_SIDK_S1SBP6A/PinNames.h

@@ -107,8 +107,6 @@ typedef enum {
     ECG_INP,
     ECG_INN,
 
-    UART_TX0 = GPIO24,
-    UART_RX0 = GPIO25,
     AN0 = GPA0_INP,
     AN1 = GPA1_INP,
     AN2 = GPA24_INP0,

targets/TARGET_Samsung/TARGET_SIDK_S1SBP6A/device/TOOLCHAIN_ARM_STD/s1sbp6a.sct

@@ -37,7 +37,7 @@
 #endif
 
 #if !defined(MBED_ROM_SIZE)
-#define MBED_ROM_SIZE  0x200000  // 2MB KB
+#define MBED_ROM_SIZE  0x200000  // 2 MB
 #endif
 
 #if !defined(MBED_RAM_START)
@@ -52,7 +52,7 @@
 #define MBED_APP_START  0x00000000
 #endif
 #if !defined(MBED_APP_SIZE)
-#define MBED_APP_SIZE   0x0080000  //512K
+#define MBED_APP_SIZE   0x0080000  //512KB
 #endif
 
 #if !defined(MBED_CONF_TARGET_BOOT_STACK_SIZE)

targets/TARGET_Samsung/TARGET_SIDK_S1SBP6A/device/memory_zones.h

@@ -45,15 +45,15 @@
 #endif
 
 #if !defined(MBED_ROM_SIZE)
-#define MBED_ROM_SIZE  0x200000  // 2MB KB
+#define MBED_ROM_SIZE  0x200000  // 2MB
 #endif
 
 #if !defined(MBED_RAM_START)
 #define MBED_RAM_START  0x20000000
 #endif
 
 #if !defined(MBED_RAM_SIZE)
-#define MBED_RAM_SIZE  0x40000  // 256 KB
+#define MBED_RAM_SIZE  0x40000  // 25KB
 #endif
 
 #if !defined(MBED_APP_START)

targets/TARGET_Samsung/TARGET_SIDK_S1SBP6A/device/system_s1sbp6a.c

@@ -37,7 +37,7 @@ static void peripheral_init(void)
 {
     /*AFE Voltage Config */
     putreg32(&BP_AFE_TOP->REF_CTRL, 0x7A68201F);
-    putreg32(&BP_AFE_TOP->AFE_CLK_CTRL, 0x0);
+    putreg32(&BP_AFE_TOP->AFE_CLK_CTRL, 0x08);
 }
 
 void SystemCoreClockUpdate(void)             /* Get Core Clock Frequency      */

targets/TARGET_Samsung/TARGET_SIDK_S1SBP6A/serial_api.c

@@ -139,7 +139,7 @@ void serial_baud(serial_t *obj, int baudrate)
     struct serial_s *objs = serial_s(obj);
     float fFrac = 0;
     float fDiv  = 0;
-    uint32_t Peri_Clock = bp6a_cmu_get_clock_freq(CMU_UART0_CLK);
+    uint32_t Peri_Clock = bp6a_cmu_get_clock_freq(CMU_UART0_CLK + obj->index);
 
     fDiv = ((float)Peri_Clock / ((float)baudrate * 16)) - (float)1.0;
     fFrac = (uint32_t)((fDiv - (int32_t)fDiv) * 16.0f);
@@ -215,7 +215,7 @@ void uart1_irq(void)
 
 void uart2_irq(void)
 {
-    uint32_t uints = getreg32(BP_UART0_BASE + UART_UINTP_OFFSET);
+    uint32_t uints = getreg32(BP_UART2_BASE + UART_UINTP_OFFSET);
 
     if (uints & UART_UINTS_RXD_MASK) {
         _uart_irq_handler(RxIrq, 2);