diff options
| author | T Karthik Reddy <t.karthik.reddy@xilinx.com> | 2022-11-23 12:04:51 +0300 |
|---|---|---|
| committer | Michal Simek <michal.simek@amd.com> | 2022-12-05 10:55:54 +0300 |
| commit | a5e770b21ccc4d3ffc5cf50cab481cb0e35ee6ce (patch) | |
| tree | a57ba961198686019431e10a9c08065c588b8337 /drivers | |
| parent | d9efdc7d424ddfdc2aafeee4268435f9f46dd1db (diff) | |
| download | u-boot-a5e770b21ccc4d3ffc5cf50cab481cb0e35ee6ce.tar.xz | |
spi: zynqmp_gqspi: Update tapdelay value
The driver was using an incorrect value for GQSPI_LPBK_DLY_ADJ_DLY_1
tapdelay for Versal for frequencies above 100MHz. Change it from 2 to 1
based on the recommended value in IP spec.
Signed-off-by: T Karthik Reddy <t.karthik.reddy@xilinx.com>
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@amd.com>
Reviewed-by: Dhruva Gole <d-gole@ti.com>
Link: https://lore.kernel.org/r/20221123090451.11409-1-ashok.reddy.soma@amd.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/spi/zynqmp_gqspi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/zynqmp_gqspi.c b/drivers/spi/zynqmp_gqspi.c index 48eff777df..83a5c8aebf 100644 --- a/drivers/spi/zynqmp_gqspi.c +++ b/drivers/spi/zynqmp_gqspi.c @@ -94,7 +94,7 @@ #define GQSPI_BAUD_DIV_SHIFT 2 #define GQSPI_LPBK_DLY_ADJ_LPBK_SHIFT 5 -#define GQSPI_LPBK_DLY_ADJ_DLY_1 0x2 +#define GQSPI_LPBK_DLY_ADJ_DLY_1 0x1 #define GQSPI_LPBK_DLY_ADJ_DLY_1_SHIFT 3 #define GQSPI_LPBK_DLY_ADJ_DLY_0 0x3 #define GQSPI_USE_DATA_DLY 0x1 |