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authorMinkyu Kang <mk7.kang@samsung.com>2010-04-19 10:26:18 +0900
committerMinkyu Kang <mk7.kang@samsung.com>2010-04-19 10:26:18 +0900
commit83653121d7382fccfe329cb732f77f116341ef1d (patch)
tree0b1ce6764252af15dfb2614372de98a44a7ec61f /arch/arm/include/asm/arch-kirkwood/spi.h
parent0f1f21a345e02a68ec16f7ab9e7dc687f9276089 (diff)
parent07739bcef5da07cc4a4edef8b91014ccc332eda3 (diff)
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Merge branch 'master' of git://git.denx.de/u-boot-arm
Conflicts: cpu/arm1176/cpu.c cpu/arm1176/start.S cpu/arm_cortexa8/s5pc1xx/Makefile cpu/arm_cortexa8/s5pc1xx/clock.c drivers/serial/serial_s5p.c include/asm-arm/arch-s5pc1xx/clk.h include/asm-arm/arch-s5pc1xx/gpio.h include/asm-arm/arch-s5pc1xx/uart.h Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'arch/arm/include/asm/arch-kirkwood/spi.h')
-rw-r--r--arch/arm/include/asm/arch-kirkwood/spi.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-kirkwood/spi.h b/arch/arm/include/asm/arch-kirkwood/spi.h
new file mode 100644
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--- /dev/null
+++ b/arch/arm/include/asm/arch-kirkwood/spi.h
@@ -0,0 +1,56 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * Derived from drivers/spi/mpc8xxx_spi.c
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#ifndef __KW_SPI_H__
+#define __KW_SPI_H__
+
+/* SPI Registers on kirkwood SOC */
+struct kwspi_registers {
+ u32 ctrl; /* 0x10600 */
+ u32 cfg; /* 0x10604 */
+ u32 dout; /* 0x10608 */
+ u32 din; /* 0x1060c */
+ u32 irq_cause; /* 0x10610 */
+ u32 irq_mask; /* 0x10614 */
+};
+
+#define KWSPI_CLKPRESCL_MASK 0x1f
+#define KWSPI_CSN_ACT 1 /* Activates serial memory interface */
+#define KWSPI_SMEMRDY (1 << 1) /* SerMem Data xfer ready */
+#define KWSPI_IRQUNMASK 1 /* unmask SPI interrupt */
+#define KWSPI_IRQMASK 0 /* mask SPI interrupt */
+#define KWSPI_SMEMRDIRQ 1 /* SerMem data xfer ready irq */
+#define KWSPI_XFERLEN_1BYTE 0
+#define KWSPI_XFERLEN_2BYTE (1 << 5)
+#define KWSPI_XFERLEN_MASK (1 << 5)
+#define KWSPI_ADRLEN_1BYTE 0
+#define KWSPI_ADRLEN_2BYTE 1 << 8
+#define KWSPI_ADRLEN_3BYTE 2 << 8
+#define KWSPI_ADRLEN_4BYTE 3 << 8
+#define KWSPI_ADRLEN_MASK 3 << 8
+#define KWSPI_TIMEOUT 10000
+
+#endif /* __KW_SPI_H__ */