summaryrefslogtreecommitdiffstats
path: root/include/asm-ppc/mpc8xxx_spi.h
diff options
context:
space:
mode:
authorBen Warren <biggerbadderben@gmail.com>2008-01-16 22:37:35 -0500
committerKim Phillips <kim.phillips@freescale.com>2008-01-17 11:02:25 -0600
commit04a9e1180ac76a7bacc15a6fcd95ad839d65bddb (patch)
tree200373a0d0d38d7f12a6b21ff52d4b1a49ca2d59 /include/asm-ppc/mpc8xxx_spi.h
parenta8cb43a89be6cfd283257a603dd9841503ccce0f (diff)
downloadbootable_bootloader_goldelico_gta04-04a9e1180ac76a7bacc15a6fcd95ad839d65bddb.zip
bootable_bootloader_goldelico_gta04-04a9e1180ac76a7bacc15a6fcd95ad839d65bddb.tar.gz
bootable_bootloader_goldelico_gta04-04a9e1180ac76a7bacc15a6fcd95ad839d65bddb.tar.bz2
Add support for a Freescale non-CPM SPI controller
This patch adds support for the SPI controller found on Freescale PowerPC processors such as the MCP834x family. Additionally, a new config option, CONFIG_HARD_SPI, is added for general purpose SPI controller use. Signed-off-by: Ben Warren <biggerbadderben@gmail.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Diffstat (limited to 'include/asm-ppc/mpc8xxx_spi.h')
-rw-r--r--include/asm-ppc/mpc8xxx_spi.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/include/asm-ppc/mpc8xxx_spi.h b/include/asm-ppc/mpc8xxx_spi.h
new file mode 100644
index 0000000..38f12b9
--- /dev/null
+++ b/include/asm-ppc/mpc8xxx_spi.h
@@ -0,0 +1,49 @@
+/*
+ * Freescale non-CPM SPI Controller
+ *
+ * Copyright 2008 Qstreams Networks, Inc.
+ *
+ * This software may be used and distributed according to the
+ * terms of the GNU Public License, Version 2, incorporated
+ * herein by reference.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * Version 2 as published by the Free Software Foundation.
+ *
+ * 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
+ */
+
+#ifndef _ASM_MPC8XXX_SPI_H_
+#define _ASM_MPC8XXX_SPI_H_
+
+#include <asm/types.h>
+
+#if defined(CONFIG_MPC834X) || \
+ defined(CONFIG_MPC8313) || \
+ defined(CONFIG_MPC8315) || \
+ defined(CONFIG_MPC837X)
+
+typedef struct spi8xxx
+{
+ u8 res0[0x20]; /* 0x0-0x01f reserved */
+ u32 mode; /* mode register */
+ u32 event; /* event register */
+ u32 mask; /* mask register */
+ u32 com; /* command register */
+ u32 tx; /* transmit register */
+ u32 rx; /* receive register */
+ u8 res1[0xC8]; /* fill up to 0x100 */
+} spi8xxx_t;
+
+#endif
+
+#endif /* _ASM_MPC8XXX_SPI_H_ */