struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
unsigned int max_hz, unsigned int mode)
{
+ u32 mcr_val;
struct fsl_qspi *qspi;
struct fsl_qspi_regs *regs;
u32 total_size;
qspi->slave.max_write_size = TX_BUFFER_SIZE;
+ mcr_val = qspi_read32(qspi->priv.flags, ®s->mcr);
qspi_write32(qspi->priv.flags, ®s->mcr,
- QSPI_MCR_RESERVED_MASK | QSPI_MCR_MDIS_MASK);
+ QSPI_MCR_RESERVED_MASK | QSPI_MCR_MDIS_MASK |
+ (mcr_val & QSPI_MCR_END_CFD_MASK));
qspi_cfg_smpr(&qspi->priv,
~(QSPI_SMPR_FSDLY_MASK | QSPI_SMPR_DDRSMP_MASK |
static int fsl_qspi_probe(struct udevice *bus)
{
+ u32 mcr_val;
u32 amba_size_per_chip;
struct fsl_qspi_platdata *plat = dev_get_platdata(bus);
struct fsl_qspi_priv *priv = dev_get_priv(bus);
priv->flash_num = plat->flash_num;
priv->num_chipselect = plat->num_chipselect;
+ mcr_val = qspi_read32(priv->flags, &priv->regs->mcr);
qspi_write32(priv->flags, &priv->regs->mcr,
- QSPI_MCR_RESERVED_MASK | QSPI_MCR_MDIS_MASK);
+ QSPI_MCR_RESERVED_MASK | QSPI_MCR_MDIS_MASK |
+ (mcr_val & QSPI_MCR_END_CFD_MASK));
qspi_cfg_smpr(priv, ~(QSPI_SMPR_FSDLY_MASK | QSPI_SMPR_DDRSMP_MASK |
QSPI_SMPR_FSPHS_MASK | QSPI_SMPR_HSENA_MASK), 0);
* setting the size of these devices to 0. This would ensure
* that the complete memory map is assigned to only one flash device.
*/
- qspi_write32(priv->flags, &priv->regs->sfa1ad, priv->amba_base[1]);
+ qspi_write32(priv->flags, &priv->regs->sfa1ad,
+ priv->amba_base[0] + amba_size_per_chip);
switch (priv->num_chipselect) {
+ case 1:
+ break;
case 2:
qspi_write32(priv->flags, &priv->regs->sfa2ad,
priv->amba_base[1]);
struct fdt_resource res_regs, res_mem;
struct fsl_qspi_platdata *plat = bus->platdata;
const void *blob = gd->fdt_blob;
- int node = bus->of_offset;
+ int node = dev_of_offset(bus);
int ret, flash_num = 0, subnode;
if (fdtdec_get_bool(blob, node, "big-endian"))
}
/* Count flash numbers */
- fdt_for_each_subnode(blob, subnode, node)
+ fdt_for_each_subnode(subnode, blob, node)
++flash_num;
if (flash_num == 0) {