[PATCH v1] fsi: run clock at 100MHz

Lakshmi Yadlapati lakshmiy at us.ibm.com
Fri Dec 15 04:10:42 AEDT 2023


Adjust FSI speed to 100MHz for improved stability and optimized
data transmission.

Signed-off-by: Lakshmi Yadlapati <lakshmiy at us.ibm.com>
---
 drivers/fsi/fsi-master-aspeed.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/fsi/fsi-master-aspeed.c b/drivers/fsi/fsi-master-aspeed.c
index f0a19cd451a0..b065e1bb9054 100644
--- a/drivers/fsi/fsi-master-aspeed.c
+++ b/drivers/fsi/fsi-master-aspeed.c
@@ -87,7 +87,7 @@ static const u32 fsi_base = 0xa0000000;
 #define FSI_LINK_ENABLE_SETUP_TIME	10	/* in mS */
 
 /* Run the bus at maximum speed by default */
-#define FSI_DIVISOR_DEFAULT            1
+#define FSI_DIVISOR_DEFAULT            2
 #define FSI_DIVISOR_CABLED             2
 static u16 aspeed_fsi_divisor = FSI_DIVISOR_DEFAULT;
 module_param_named(bus_div,aspeed_fsi_divisor, ushort, 0);
-- 
2.39.2



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