xobs/fomu-flash
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

spi: handle qpi better for command handling

Browse Source 
Signed-off-by: Sean Cross <sean@xobs.io>
This commit is contained in:
Sean Cross 2018-12-18 20:53:22 -05:00
parent af1dff1e28
commit f4ac6ea812
1 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
spi.c
View File

@ -116,6 +116,10 @@ void spiPause(struct ff_spi *spi) {
void spiBegin(struct ff_spi *spi) { void spiBegin(struct ff_spi *spi) {
spi_set_state(spi, SS_SINGLE); spi_set_state(spi, SS_SINGLE);
if ((spi->type == ST_SINGLE) || (spi->type == ST_DUAL)) {
gpioWrite(spi->pins.wp, 1);
gpioWrite(spi->pins.hold, 1);
}
gpioWrite(spi->pins.cs, 0); gpioWrite(spi->pins.cs, 0);
} }
@ -302,21 +306,21 @@ uint8_t spiReadSr(struct ff_spi *spi, int sr) {
case 1: case 1:
spiBegin(spi); spiBegin(spi);
spiCommand(spi, 0x05); spiCommand(spi, 0x05);
val = spiRx(spi); val = spiCommandRx(spi);
spiEnd(spi); spiEnd(spi);
break; break;
case 2: case 2:
spiBegin(spi); spiBegin(spi);
spiCommand(spi, 0x35); spiCommand(spi, 0x35);
val = spiRx(spi); val = spiCommandRx(spi);
spiEnd(spi); spiEnd(spi);
break; break;
case 3: case 3:
spiBegin(spi); spiBegin(spi);
spiCommand(spi, 0x15); spiCommand(spi, 0x15);
val = spiRx(spi); val = spiCommandRx(spi);
spiEnd(spi); spiEnd(spi);
break; break;