spi: stm32_qspi: assign functional operation mode in _stm32_qspi_gen_ccr

This patch assigns the functional operation mode in _stm32_qspi_gen_ccr
function.

Signed-off-by: Christophe Kerello <christophe.kerello@st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>

diff --git a/drivers/spi/stm32_qspi.c b/drivers/spi/stm32_qspi.c
index f6cc353..81b8462 100644 (file)
--- a/drivers/spi/stm32_qspi.c
+++ b/drivers/spi/stm32_qspi.c
@@ -220,7 +220,7 @@ static void _stm32_qspi_set_cs(struct stm32_qspi_priv *priv, unsigned int cs)
                        cs ? STM32_QSPI_CR_FSEL : 0);
 }
 
-static unsigned int _stm32_qspi_gen_ccr(struct stm32_qspi_priv *priv)
+static unsigned int _stm32_qspi_gen_ccr(struct stm32_qspi_priv *priv, u8 fmode)
 {
        unsigned int ccr_reg = 0;
        u8 imode, admode, dmode;
@@ -258,8 +258,11 @@ static unsigned int _stm32_qspi_gen_ccr(struct stm32_qspi_priv *priv)
                                << STM32_QSPI_CCR_ADSIZE_SHIFT);
                ccr_reg |= (admode << STM32_QSPI_CCR_ADMODE_SHIFT);
        }
+
+       ccr_reg |= (fmode << STM32_QSPI_CCR_FMODE_SHIFT);
        ccr_reg |= (imode << STM32_QSPI_CCR_IMODE_SHIFT);
        ccr_reg |= cmd;
+
        return ccr_reg;
 }
 
@@ -272,8 +275,7 @@ static void _stm32_qspi_enable_mmap(struct stm32_qspi_priv *priv,
                        | CMD_HAS_DUMMY;
        priv->dummycycles = flash->dummy_byte * 8;
 
-       ccr_reg = _stm32_qspi_gen_ccr(priv);
-       ccr_reg |= (STM32_QSPI_CCR_MEM_MAP << STM32_QSPI_CCR_FMODE_SHIFT);
+       ccr_reg = _stm32_qspi_gen_ccr(priv, STM32_QSPI_CCR_MEM_MAP);
 
        _stm32_qspi_wait_for_not_busy(priv);
 
@@ -359,9 +361,8 @@ static int _stm32_qspi_xfer(struct stm32_qspi_priv *priv,
                }
 
                if (flags & SPI_XFER_END) {
-                       ccr_reg = _stm32_qspi_gen_ccr(priv);
-                       ccr_reg |= STM32_QSPI_CCR_IND_WRITE
-                                       << STM32_QSPI_CCR_FMODE_SHIFT;
+                       ccr_reg = _stm32_qspi_gen_ccr(priv,
+                                                     STM32_QSPI_CCR_IND_WRITE);
 
                        _stm32_qspi_wait_for_not_busy(priv);
 
@@ -392,9 +393,7 @@ static int _stm32_qspi_xfer(struct stm32_qspi_priv *priv,
                        }
                }
        } else if (din) {
-               ccr_reg = _stm32_qspi_gen_ccr(priv);
-               ccr_reg |= STM32_QSPI_CCR_IND_READ
-                               << STM32_QSPI_CCR_FMODE_SHIFT;
+               ccr_reg = _stm32_qspi_gen_ccr(priv, STM32_QSPI_CCR_IND_READ);
 
                _stm32_qspi_wait_for_not_busy(priv);