+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2014 Google, Inc
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <errno.h>
-#include <fdtdec.h>
#include <malloc.h>
#include <spi.h>
#include <dm/device-internal.h>
struct dm_spi_bus *spi = dev_get_uclass_priv(bus);
struct spi_slave *slave = dev_get_parent_priv(dev);
int speed;
- int ret;
speed = slave->max_hz;
if (spi->max_hz) {
if (!speed)
speed = 100000;
if (speed != slave->speed) {
- ret = spi_set_speed_mode(bus, speed, slave->mode);
+ int ret = spi_set_speed_mode(bus, speed, slave->mode);
+
if (ret)
return ret;
slave->speed = speed;
{
struct dm_spi_slave_platdata *plat = dev_get_parent_platdata(dev);
- if (dev->of_offset == -1)
+ if (!dev_of_valid(dev))
return 0;
- return spi_slave_ofdata_to_platdata(gd->fdt_blob, dev->of_offset, plat);
+ return spi_slave_ofdata_to_platdata(dev, plat);
}
#endif
#if !CONFIG_IS_ENABLED(OF_PLATDATA)
struct dm_spi_bus *spi = dev_get_uclass_priv(bus);
- spi->max_hz = fdtdec_get_int(gd->fdt_blob, bus->of_offset,
- "spi-max-frequency", 0);
+ spi->max_hz = dev_read_u32_default(bus, "spi-max-frequency", 0);
#endif
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
struct dm_spi_ops *ops = spi_get_ops(bus);
-
if (ops->claim_bus)
ops->claim_bus += gd->reloc_off;
if (ops->release_bus)
bool created = false;
int ret;
-#if CONFIG_IS_ENABLED(OF_PLATDATA)
+#if CONFIG_IS_ENABLED(OF_PLATDATA) || CONFIG_IS_ENABLED(OF_PRIOR_STAGE)
ret = uclass_first_device_err(UCLASS_SPI, &bus);
#else
ret = uclass_get_device_by_seq(UCLASS_SPI, busnum, &bus);
debug("%s: Error path, created=%d, device '%s'\n", __func__,
created, dev->name);
if (created) {
- device_remove(dev);
+ device_remove(dev, DM_REMOVE_NORMAL);
device_unbind(dev);
}
return ret;
}
-/* Compatibility function - to be removed */
-struct spi_slave *spi_setup_slave_fdt(const void *blob, int node,
- int bus_node)
-{
- struct udevice *bus, *dev;
- int ret;
-
- ret = uclass_get_device_by_of_offset(UCLASS_SPI, bus_node, &bus);
- if (ret)
- return NULL;
- ret = device_get_child_by_of_offset(bus, node, &dev);
- if (ret)
- return NULL;
- return dev_get_parent_priv(dev);
-}
-
/* Compatibility function - to be removed */
struct spi_slave *spi_setup_slave(unsigned int busnum, unsigned int cs,
unsigned int speed, unsigned int mode)
int ret;
ret = spi_get_bus_and_cs(busnum, cs, speed, mode, NULL, 0, &dev,
- &slave);
+ &slave);
if (ret)
return NULL;
void spi_free_slave(struct spi_slave *slave)
{
- device_remove(slave->dev);
+ device_remove(slave->dev, DM_REMOVE_NORMAL);
slave->dev = NULL;
}
-int spi_slave_ofdata_to_platdata(const void *blob, int node,
+int spi_slave_ofdata_to_platdata(struct udevice *dev,
struct dm_spi_slave_platdata *plat)
{
int mode = 0;
int value;
- plat->cs = fdtdec_get_int(blob, node, "reg", -1);
- plat->max_hz = fdtdec_get_int(blob, node, "spi-max-frequency", 0);
- if (fdtdec_get_bool(blob, node, "spi-cpol"))
+ plat->cs = dev_read_u32_default(dev, "reg", -1);
+ plat->max_hz = dev_read_u32_default(dev, "spi-max-frequency", 0);
+ if (dev_read_bool(dev, "spi-cpol"))
mode |= SPI_CPOL;
- if (fdtdec_get_bool(blob, node, "spi-cpha"))
+ if (dev_read_bool(dev, "spi-cpha"))
mode |= SPI_CPHA;
- if (fdtdec_get_bool(blob, node, "spi-cs-high"))
+ if (dev_read_bool(dev, "spi-cs-high"))
mode |= SPI_CS_HIGH;
- if (fdtdec_get_bool(blob, node, "spi-3wire"))
+ if (dev_read_bool(dev, "spi-3wire"))
mode |= SPI_3WIRE;
- if (fdtdec_get_bool(blob, node, "spi-half-duplex"))
+ if (dev_read_bool(dev, "spi-half-duplex"))
mode |= SPI_PREAMBLE;
/* Device DUAL/QUAD mode */
- value = fdtdec_get_uint(blob, node, "spi-tx-bus-width", 1);
+ value = dev_read_u32_default(dev, "spi-tx-bus-width", 1);
switch (value) {
case 1:
break;
break;
}
- value = fdtdec_get_uint(blob, node, "spi-rx-bus-width", 1);
+ value = dev_read_u32_default(dev, "spi-rx-bus-width", 1);
switch (value) {
case 1:
break;