*
* Modified by Ruslan Araslanov <ruslan.araslanov@vitecmm.com>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
unsigned int max_hz, unsigned int mode)
{
struct omap3_spi_slave *ds;
-
- ds = malloc(sizeof(struct omap3_spi_slave));
- if (!ds) {
- printf("SPI error: malloc of SPI structure failed\n");
- return NULL;
- }
+ struct mcspi *regs;
/*
* OMAP3 McSPI (MultiChannel SPI) has 4 busses (modules)
switch (bus) {
case 0:
- ds->regs = (struct mcspi *)OMAP3_MCSPI1_BASE;
+ regs = (struct mcspi *)OMAP3_MCSPI1_BASE;
break;
#ifdef OMAP3_MCSPI2_BASE
case 1:
- ds->regs = (struct mcspi *)OMAP3_MCSPI2_BASE;
+ regs = (struct mcspi *)OMAP3_MCSPI2_BASE;
break;
#endif
#ifdef OMAP3_MCSPI3_BASE
case 2:
- ds->regs = (struct mcspi *)OMAP3_MCSPI3_BASE;
+ regs = (struct mcspi *)OMAP3_MCSPI3_BASE;
break;
#endif
#ifdef OMAP3_MCSPI4_BASE
case 3:
- ds->regs = (struct mcspi *)OMAP3_MCSPI4_BASE;
+ regs = (struct mcspi *)OMAP3_MCSPI4_BASE;
break;
#endif
default:
Supported busses 0 - 3\n", bus);
return NULL;
}
- ds->slave.bus = bus;
if (((bus == 0) && (cs > 3)) ||
((bus == 1) && (cs > 1)) ||
on bus %i\n", cs, bus);
return NULL;
}
- ds->slave.cs = cs;
if (max_hz > OMAP3_MCSPI_MAX_FREQ) {
printf("SPI error: unsupported frequency %i Hz. \
Max frequency is 48 Mhz\n", max_hz);
return NULL;
}
- ds->freq = max_hz;
if (mode > SPI_MODE_3) {
printf("SPI error: unsupported SPI mode %i\n", mode);
return NULL;
}
+
+ ds = spi_alloc_slave(struct omap3_spi_slave, bus, cs);
+ if (!ds) {
+ printf("SPI error: malloc of SPI structure failed\n");
+ return NULL;
+ }
+
+ ds->regs = regs;
+ ds->freq = max_hz;
ds->mode = mode;
return &ds->slave;