diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/ssi/imx_spi.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/hw/ssi/imx_spi.c b/hw/ssi/imx_spi.c index 21e2c9dea3..4cfbb73e35 100644 --- a/hw/ssi/imx_spi.c +++ b/hw/ssi/imx_spi.c @@ -332,6 +332,14 @@ static void imx_spi_write(void *opaque, hwaddr offset, uint64_t value, DPRINTF("reg[%s] <= 0x%" PRIx32 "\n", imx_spi_reg_name(index), (uint32_t)value); + if (!imx_spi_is_enabled(s)) { + /* Block is disabled */ + if (index != ECSPI_CONREG) { + /* Ignore access */ + return; + } + } + change_mask = s->regs[index] ^ value; switch (index) { @@ -340,10 +348,7 @@ static void imx_spi_write(void *opaque, hwaddr offset, uint64_t value, TYPE_IMX_SPI, __func__); break; case ECSPI_TXDATA: - if (!imx_spi_is_enabled(s)) { - /* Ignore writes if device is disabled */ - break; - } else if (fifo32_is_full(&s->tx_fifo)) { + if (fifo32_is_full(&s->tx_fifo)) { /* Ignore writes if queue is full */ break; } |