From 44d1a262715d0f4891e499661a89a6cd49bbb440 Mon Sep 17 00:00:00 2001 From: Tomasz Moń Date: Tue, 20 Dec 2011 13:36:43 +0000 Subject: Sansa Connect: use udelay() in AVR spi_txrx(). git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31377 a1c6a512-1295-4272-9138-f99709370657 --- firmware/target/arm/tms320dm320/sansa-connect/avr-sansaconnect.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'firmware/target/arm/tms320dm320/sansa-connect') diff --git a/firmware/target/arm/tms320dm320/sansa-connect/avr-sansaconnect.c b/firmware/target/arm/tms320dm320/sansa-connect/avr-sansaconnect.c index c22bd2c21d..c8b2c9623c 100644 --- a/firmware/target/arm/tms320dm320/sansa-connect/avr-sansaconnect.c +++ b/firmware/target/arm/tms320dm320/sansa-connect/avr-sansaconnect.c @@ -229,8 +229,8 @@ static void spi_txrx(unsigned char *buf_tx, unsigned char *buf_rx, int n) { IO_SERIAL1_TX_DATA = buf_tx[i]; - /* a short wait for AVR to process data */ - sleep(0); + /* 100 us wait for AVR */ + udelay(100); do { @@ -240,8 +240,8 @@ static void spi_txrx(unsigned char *buf_tx, unsigned char *buf_rx, int n) if (buf_rx != NULL) buf_rx[i] = rxdata & 0xFF; - /* seems to be unneccessary */ - //udelay(100); + /* 100 us wait to give AVR time to process data */ + udelay(100); } IO_SERIAL1_TX_ENABLE = 0; -- cgit v1.2.3