diff options
| author | Simon Glass <sjg@chromium.org> | 2018-10-01 11:55:19 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2018-10-09 04:40:27 -0600 |
| commit | 66613f5dd25c4372b3f5ecb2f0c1d08b7f77b3a8 (patch) | |
| tree | b84db5dbc8d913df08c7ebef2b9b022016a29218 /drivers/mtd | |
| parent | ef8a25006df35cafbd47a574681901d9b8f23000 (diff) | |
dm: spi: Clean up detection of sandbox SPI emulator
Now that we don't have to deal with the command-line flag we can simplify
the code for detecting the emulator. Remove the lookup based on the SPI
specification, relying just on the device tree to locate the emulator.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/spi/sandbox.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/mtd/spi/sandbox.c b/drivers/mtd/spi/sandbox.c index 514484eba0..7fef754c63 100644 --- a/drivers/mtd/spi/sandbox.c +++ b/drivers/mtd/spi/sandbox.c @@ -115,24 +115,22 @@ static int sandbox_sf_probe(struct udevice *dev) const struct spi_flash_info *data; struct sandbox_spi_flash_plat_data *pdata = dev_get_platdata(dev); struct sandbox_state *state = state_get_current(); + struct dm_spi_slave_platdata *slave_plat; struct udevice *bus = dev->parent; const char *spec = NULL; + struct udevice *emul; int ret = 0; int cs = -1; - int i; debug("%s: bus %d, looking for emul=%p: ", __func__, bus->seq, dev); - if (bus->seq >= 0 && bus->seq < CONFIG_SANDBOX_SPI_MAX_BUS) { - for (i = 0; i < CONFIG_SANDBOX_SPI_MAX_CS; i++) { - if (state->spi[bus->seq][i].emul == dev) - cs = i; - } - } - if (cs == -1) { + ret = sandbox_spi_get_emul(state, bus, dev, &emul); + if (ret) { printf("Error: Unknown chip select for device '%s'\n", - dev->name); - return -EINVAL; + dev->name); + return ret; } + slave_plat = dev_get_parent_platdata(dev); + cs = slave_plat->cs; debug("found at cs %d\n", cs); if (!pdata->filename) { |