Hi,
I have committed this patch to add BF527 SDP board bus support. I did
the test by detectflash, but did not try flashmem.
Regards,
Jie
* src/bus/buses_list.h: Add bf527_sdp.
* src/bus/Makefile.am(libbus_la_SOURCES): Add bf527_sdp.c.
* src/bus/bf527_sdp.c: New file.
Index: src/bus/buses_list.h
===================================================================
--- src/bus/buses_list.h (revision 1991)
+++ src/bus/buses_list.h (working copy)
@@ -44,6 +44,7 @@
_URJ_BUS(bf51x)
_URJ_BUS(bf526_ezkit)
_URJ_BUS(bf527_ezkit)
+_URJ_BUS(bf527_sdp)
_URJ_BUS(bf52x)
_URJ_BUS(bf533_ezkit)
_URJ_BUS(bf533_stamp)
Index: src/bus/Makefile.am
===================================================================
--- src/bus/Makefile.am (revision 1991)
+++ src/bus/Makefile.am (working copy)
@@ -56,6 +56,7 @@
blackfin.c \
blackfin.h \
bf518f_ezbrd.c \
+ bf527_sdp.c \
bf533_stamp.c \
bf537_stamp.c \
bf548_ezkit.c \
Index: src/bus/bf527_sdp.c
===================================================================
--- src/bus/bf527_sdp.c (revision 0)
+++ src/bus/bf527_sdp.c (revision 0)
@@ -0,0 +1,87 @@
+/*
+ * $Id$
+ *
+ * Analog Devices ADSP-BF527 SDP board bus driver
+ * Copyright (C) 2011 Analog Devices, Inc.
+ *
+ * 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.
+ *
+ * Written by Jie Zhang <[email protected]>, 2011.
+ */
+
+#include "blackfin.h"
+
+typedef struct
+{
+ bfin_bus_params_t params; /* needs to be first */
+ urj_part_signal_t *pg0; /* ~FLASH_EN */
+} bus_params_t;
+
+#define PG0 ((bus_params_t *) bus->params)->pg0
+
+static void
+bf527_sdp_select_flash (urj_bus_t *bus, uint32_t addr)
+{
+ urj_part_t *part = bus->part;
+
+ urj_part_set_signal (part, PG0, 1, 0);
+}
+
+static void
+bf527_sdp_unselect_flash (urj_bus_t *bus)
+{
+ urj_part_t *part = bus->part;
+
+ urj_part_set_signal (part, PG0, 1, 1);
+}
+
+static urj_bus_t *
+bf527_sdp_bus_new (urj_chain_t *chain, const urj_bus_driver_t *driver,
+ const urj_param_t *cmd_params[])
+{
+ urj_bus_t *bus;
+ urj_part_t *part;
+ bfin_bus_params_t *params;
+ int failed = 0;
+
+ bus = urj_bus_generic_new (chain, driver, sizeof (bus_params_t));
+ if (bus == NULL)
+ return NULL;
+ part = bus->part;
+
+ params = bus->params;
+ params->async_size = 4 * 1024 * 1024;
+ params->ams_cnt = 4;
+ params->abe_cnt = 2;
+ params->addr_cnt = 19;
+ params->data_cnt = 16;
+ params->sdram = 1;
+ params->select_flash = bf527_sdp_select_flash;
+ params->unselect_flash = bf527_sdp_unselect_flash;
+ failed |= bfin_bus_new (bus, cmd_params);
+
+ failed |= urj_bus_generic_attach_sig (part, &PG0, "PG0");
+
+ if (failed)
+ {
+ urj_bus_generic_free (bus);
+ return NULL;
+ }
+
+ return bus;
+}
+
+BFIN_BUS_DECLARE(bf527_sdp, "BF527 SDP board");
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