fix SPI2 issue (openwch#120)

Author: aselectroworks

libraries/SPI/src/utility/spi_com.c

@@ -395,7 +395,7 @@ spi_status_e spi_transfer(spi_t *obj, uint8_t *tx_buffer, uint8_t *rx_buffer,
     SPI_I2S_SendData(_SPI, *tx_buffer++);
 
     if (!skipReceive) {
-      while(SPI_I2S_GetFlagStatus(SPI1, SPI_I2S_FLAG_RXNE) == RESET)
+      while(SPI_I2S_GetFlagStatus(_SPI, SPI_I2S_FLAG_RXNE) == RESET)
       {
         if ((GetTick() - tickstart >= Timeout)) {
         ret = SPI_TIMEOUT;

variants/CH32V20x/CH32V203C8/PeripheralPins.c

@@ -173,7 +173,7 @@ WEAK const PinMap PinMap_SPI_MISO[] = {
 #ifdef SPI_MODULE_ENABLED
 WEAK const PinMap PinMap_SPI_SCLK[] = {
   {PA_5, SPI1, CH_PIN_DATA(CH_MODE_OUTPUT_50MHz, CH_CNF_OUTPUT_AFPP, 0, AFIO_NONE)},
-  {PB_13, SPI1, CH_PIN_DATA(CH_MODE_OUTPUT_50MHz, CH_CNF_OUTPUT_AFPP, 0, AFIO_NONE)},
+  {PB_13, SPI2, CH_PIN_DATA(CH_MODE_OUTPUT_50MHz, CH_CNF_OUTPUT_AFPP, 0, AFIO_NONE)},
   {NC,   NP,   0}
 };
 #endif

variants/CH32V30x/CH32V307VCT6/PeripheralPins.c

@@ -158,7 +158,7 @@ WEAK const PinMap PinMap_SPI_SCLK[] = {
 #ifdef SPI_MODULE_ENABLED
 WEAK const PinMap PinMap_SPI_SSEL[] = {
   {PA_4,  SPI1, CH_PIN_DATA(CH_MODE_OUTPUT_50MHz, CH_CNF_OUTPUT_AFPP, 0, AFIO_NONE)},
-  {PB_12, SPI1, CH_PIN_DATA(CH_MODE_OUTPUT_50MHz, CH_CNF_OUTPUT_AFPP, 0, AFIO_NONE)},
+  {PB_12, SPI2, CH_PIN_DATA(CH_MODE_OUTPUT_50MHz, CH_CNF_OUTPUT_AFPP, 0, AFIO_NONE)},
   {NC,    NP,   0}
 };
 #endif