[U-Boot] [PATCH 2/5] altera_tse: Fix SGDMA reset triggering.

Joachim Foerster joachim.foerster at missinglinkelectronics.com
Mon Oct 17 17:24:43 CEST 2011


The SW_RESET needs to be set!

Signed-off-by: Joachim Foerster <joachim.foerster at missinglinkelectronics.com>
---
 drivers/net/altera_tse.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/altera_tse.c b/drivers/net/altera_tse.c
index c7f8ba9..8bc600a 100644
--- a/drivers/net/altera_tse.c
+++ b/drivers/net/altera_tse.c
@@ -357,8 +357,8 @@ static void tse_eth_reset(struct eth_device *dev)
 
 	if (counter >= ALT_TSE_SGDMA_BUSY_WATCHDOG_CNTR) {
 		debug("Timeout waiting for rx sgdma!\n");
-		rx_sgdma->control &= ALT_SGDMA_CONTROL_SOFTWARERESET_MSK;
-		rx_sgdma->control &= ALT_SGDMA_CONTROL_SOFTWARERESET_MSK;
+		rx_sgdma->control = ALT_SGDMA_CONTROL_SOFTWARERESET_MSK;
+		rx_sgdma->control = ALT_SGDMA_CONTROL_SOFTWARERESET_MSK;
 	}
 
 	counter = 0;
@@ -370,8 +370,8 @@ static void tse_eth_reset(struct eth_device *dev)
 
 	if (counter >= ALT_TSE_SGDMA_BUSY_WATCHDOG_CNTR) {
 		debug("Timeout waiting for tx sgdma!\n");
-		tx_sgdma->control &= ALT_SGDMA_CONTROL_SOFTWARERESET_MSK;
-		tx_sgdma->control &= ALT_SGDMA_CONTROL_SOFTWARERESET_MSK;
+		tx_sgdma->control = ALT_SGDMA_CONTROL_SOFTWARERESET_MSK;
+		tx_sgdma->control = ALT_SGDMA_CONTROL_SOFTWARERESET_MSK;
 	}
 	/* reset the mac */
 	mac_dev->command_config.bits.transmit_enable = 1;
-- 
1.7.6



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