Add sb800 spi support.

[coreboot.git] / src / southbridge / amd / cimx / sb800 / spi.h

diff --git a/src/southbridge/amd/cimx/sb800/spi.h b/src/southbridge/amd/cimx/sb800/spi.h
new file mode 100644 (file)
index 0000000..57921d9
--- /dev/null
+++ b/src/southbridge/amd/cimx/sb800/spi.h
@@ -0,0 +1,42 @@
+/*
+ *****************************************************************************
+ *
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 Advanced Micro 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; version 2 of the License.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * ***************************************************************************
+ *
+ */
+
+#ifndef _SB800_CIMX_SPI_H_
+#define _SB800_CIMX_SPI_H_
+
+void execute_command(volatile u8 * spi_address);
+void wait4command_complete(volatile u8 * spi_address);
+void reset_internal_fifo_pointer(volatile u8 * spi_address);
+u8 read_spi_status(volatile u8 * spi_address);
+void wait4flashpart_ready(volatile u8 * spi_address);
+void write_spi_status(volatile u8 * spi_address, u8 status);
+void read_spi_id(volatile u8 * spi_address);
+void spi_write_enable(volatile u8 * spi_address);
+void sector_erase_spi(volatile u8 * spi_address, u32 address);
+void chip_erase_spi(volatile u8 * spi_address);
+void byte_program(volatile u8 * spi_address, u32 address, u32 data);
+void dword_noneAAI_program(volatile u8 * spi_address, u32 address, u32 data);
+void dword_program(volatile u8 * spi_address, u32 address, u32 data);
+void direct_byte_program(volatile u8 * spi_address, volatile u32 * address, u32 data);
+
+#endif