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path: root/drivers/spi/spi-axi-spi-engine.c
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Diffstat (limited to 'drivers/spi/spi-axi-spi-engine.c')
-rw-r--r--drivers/spi/spi-axi-spi-engine.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/spi/spi-axi-spi-engine.c b/drivers/spi/spi-axi-spi-engine.c
index 74842f6019ed..eb9b78a90dcf 100644
--- a/drivers/spi/spi-axi-spi-engine.c
+++ b/drivers/spi/spi-axi-spi-engine.c
@@ -163,10 +163,21 @@ static void spi_engine_gen_xfer(struct spi_engine_program *p, bool dry,
}
static void spi_engine_gen_sleep(struct spi_engine_program *p, bool dry,
- struct spi_engine *spi_engine, unsigned int clk_div, unsigned int delay)
+ struct spi_engine *spi_engine, unsigned int clk_div,
+ struct spi_transfer *xfer)
{
unsigned int spi_clk = clk_get_rate(spi_engine->ref_clk);
unsigned int t;
+ int delay;
+
+ if (xfer->delay_usecs) {
+ delay = xfer->delay_usecs;
+ } else {
+ delay = spi_delay_to_ns(&xfer->delay, xfer);
+ if (delay < 0)
+ return;
+ delay /= 1000;
+ }
if (delay == 0)
return;
@@ -218,8 +229,7 @@ static int spi_engine_compile_message(struct spi_engine *spi_engine,
spi_engine_gen_cs(p, dry, spi, true);
spi_engine_gen_xfer(p, dry, xfer);
- spi_engine_gen_sleep(p, dry, spi_engine, clk_div,
- xfer->delay_usecs);
+ spi_engine_gen_sleep(p, dry, spi_engine, clk_div, xfer);
cs_change = xfer->cs_change;
if (list_is_last(&xfer->transfer_list, &msg->transfers))