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| author | Vignesh R <vigneshr@ti.com> | 2016-02-10 10:51:43 +0530 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2016-02-15 12:04:46 -0500 |
| commit | 900e2104d8d336d85d1a80e3906458ee318a3c0b (patch) | |
| tree | f2c2f4fc24919a4134e241dd1c9e958d68176208 /include/configs/dra7xx_evm.h | |
| parent | 195629cd5350419a04e8ac5d206c58714f9b4385 (diff) | |
| download | u-boot-imx-900e2104d8d336d85d1a80e3906458ee318a3c0b.zip u-boot-imx-900e2104d8d336d85d1a80e3906458ee318a3c0b.tar.gz u-boot-imx-900e2104d8d336d85d1a80e3906458ee318a3c0b.tar.bz2 | |
ARM : DRA7: Switch QSPI to use MODE-0 at 64MHz
According to Data Manual(SPRS915P) of AM572x, TI QSPI controller on
DRA74 EVM(rev 1.1+) can support up to 64MHz in MODE-0, whereas MODE-3 is
limited to 48MHz. Hence, switch to MODE-0 for better throughput.
Also, add IODelay parameters for the same.
Signed-off-by: Vignesh R <vigneshr@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'include/configs/dra7xx_evm.h')
| -rw-r--r-- | include/configs/dra7xx_evm.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/configs/dra7xx_evm.h b/include/configs/dra7xx_evm.h index 9d62421..4658283 100644 --- a/include/configs/dra7xx_evm.h +++ b/include/configs/dra7xx_evm.h @@ -138,8 +138,8 @@ #define CONFIG_CMD_SF #define CONFIG_CMD_SPI #define CONFIG_TI_SPI_MMAP -#define CONFIG_SF_DEFAULT_SPEED 48000000 -#define CONFIG_DEFAULT_SPI_MODE SPI_MODE_3 +#define CONFIG_SF_DEFAULT_SPEED 64000000 +#define CONFIG_SF_DEFAULT_MODE SPI_MODE_0 #define CONFIG_QSPI_QUAD_SUPPORT #ifdef CONFIG_SPL_BUILD |