Support for the Calao TNY-A9260/TNY-A9G20 boards

[karo-tx-uboot.git] / board / calao / tny_a9260 / spi.c

diff --git a/board/calao/tny_a9260/spi.c b/board/calao/tny_a9260/spi.c
new file mode 100644 (file)
index 0000000..2db9f84
--- /dev/null
+++ b/board/calao/tny_a9260/spi.c
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2009
+ * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.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
+ */
+
+#include <common.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/at91_spi.h>
+#include <asm/arch/gpio.h>
+#include <spi.h>
+
+#define TNY_A9260_CS_PIN       AT91_PIN_PC11
+
+int spi_cs_is_valid(unsigned int bus, unsigned int cs)
+{
+       return bus == 0 && cs == 1;
+}
+
+void spi_cs_activate(struct spi_slave *slave)
+{
+       at91_set_gpio_value(TNY_A9260_CS_PIN, 0);
+}
+
+void spi_cs_deactivate(struct spi_slave *slave)
+{
+       at91_set_gpio_value(TNY_A9260_CS_PIN, 1);
+}
+
+void spi_init_f(void)
+{
+       /* everything done in board_init */
+}