From 0fe9497e77acbca5205d48a620c80e5de1ab47b4 Mon Sep 17 00:00:00 2001
From: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Date: Fri, 1 Aug 2008 17:06:01 +0200
Subject: [PATCH] avr32: Reduce DataFlash bus speed to 8 MHz on ATNGW100
Doing this in combination with "atmel_spi: fix hang due to missed
interrupt" appears to eliminate the overruns I'm seeing when using
JFFS2-on-DataFlash as /usr filesystem on the ATNGW100.
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
---
arch/avr32/boards/atngw100/setup.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/avr32/boards/atngw100/setup.c b/arch/avr32/boards/atngw100/setup.c
index 670c87b2db12..b8286f1ce854 100644
--- a/arch/avr32/boards/atngw100/setup.c
+++ b/arch/avr32/boards/atngw100/setup.c
@@ -47,7 +47,7 @@ static struct eth_platform_data __initdata eth_data[2];
static struct spi_board_info spi0_board_info[] __initdata = {
{
.modalias = "mtd_dataflash",
- .max_speed_hz = 10000000,
+ .max_speed_hz = 8000000,
.chip_select = 0,
},
};
--
2.49.0