diff options
| author | Venkatesh Yadav Abbarapu <venkatesh.abbarapu@amd.com> | 2023-10-11 08:45:15 +0530 |
|---|---|---|
| committer | Michal Simek <michal.simek@amd.com> | 2023-11-07 13:47:08 +0100 |
| commit | 20d1836eeab7a2335892b970575bfb1e9bcac567 (patch) | |
| tree | 6e05afa976cecfe7959904a4902a598ac3d36420 | |
| parent | ba9bdfd959f217a96772b83468c065b48f2581f0 (diff) | |
| download | u-boot-20d1836eeab7a2335892b970575bfb1e9bcac567.zip u-boot-20d1836eeab7a2335892b970575bfb1e9bcac567.tar.gz u-boot-20d1836eeab7a2335892b970575bfb1e9bcac567.tar.bz2 | |
spi: cadence_ospi_versal: Add support for 64-bit address
When 64-bit address is passed only lower 32-bit address
is getting updated. Program the upper 32-bit address in the
DMA destination memory address MSBs register.
Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@amd.com>
Link: https://lore.kernel.org/r/20231011031515.4151-1-venkatesh.abbarapu@amd.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
| -rw-r--r-- | drivers/spi/cadence_ospi_versal.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/spi/cadence_ospi_versal.c b/drivers/spi/cadence_ospi_versal.c index a7685a2..e02a3b3 100644 --- a/drivers/spi/cadence_ospi_versal.c +++ b/drivers/spi/cadence_ospi_versal.c @@ -44,8 +44,10 @@ int cadence_qspi_apb_dma_read(struct cadence_spi_priv *priv, priv->regbase + CQSPI_REG_INDIR_TRIG_ADDR_RANGE); writel(CQSPI_DFLT_DMA_PERIPH_CFG, priv->regbase + CQSPI_REG_DMA_PERIPH_CFG); - writel((unsigned long)rxbuf, priv->regbase + + writel(lower_32_bits((unsigned long)rxbuf), priv->regbase + CQSPI_DMA_DST_ADDR_REG); + writel(upper_32_bits((unsigned long)rxbuf), priv->regbase + + CQSPI_DMA_DST_ADDR_MSB_REG); writel(priv->trigger_address, priv->regbase + CQSPI_DMA_SRC_RD_ADDR_REG); writel(bytes_to_dma, priv->regbase + |