Initial import

1 files changed, 94 insertions, 0 deletions

diff --git a/arch/arm/mach-imx/iomux-v1.h b/arch/arm/mach-imx/iomux-v1.h
new file mode 100644
index 000000000..02651a40f
--- /dev/null
+++ b/arch/arm/mach-imx/iomux-v1.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2008 by Sascha Hauer <kernel@pengutronix.de>
+ * Copyright (C) 2009 by Holger Schurig <hs4233@mail.mn-solutions.de>
+ *
+ * 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 __MACH_IOMUX_V1_H__
+#define __MACH_IOMUX_V1_H__
+
+/*
+*  GPIO Module and I/O Multiplexer
+*  x = 0..3 for reg_A, reg_B, reg_C, reg_D
+*/
+#define MXC_DDIR(x)	(0x00 + ((x) << 8))
+#define MXC_OCR1(x)	(0x04 + ((x) << 8))
+#define MXC_OCR2(x)	(0x08 + ((x) << 8))
+#define MXC_ICONFA1(x)	(0x0c + ((x) << 8))
+#define MXC_ICONFA2(x)	(0x10 + ((x) << 8))
+#define MXC_ICONFB1(x)	(0x14 + ((x) << 8))
+#define MXC_ICONFB2(x)	(0x18 + ((x) << 8))
+#define MXC_DR(x)	(0x1c + ((x) << 8))
+#define MXC_GIUS(x)	(0x20 + ((x) << 8))
+#define MXC_SSR(x)	(0x24 + ((x) << 8))
+#define MXC_ICR1(x)	(0x28 + ((x) << 8))
+#define MXC_ICR2(x)	(0x2c + ((x) << 8))
+#define MXC_IMR(x)	(0x30 + ((x) << 8))
+#define MXC_ISR(x)	(0x34 + ((x) << 8))
+#define MXC_GPR(x)	(0x38 + ((x) << 8))
+#define MXC_SWR(x)	(0x3c + ((x) << 8))
+#define MXC_PUEN(x)	(0x40 + ((x) << 8))
+
+#define MX1_NUM_GPIO_PORT	4
+#define MX21_NUM_GPIO_PORT	6
+#define MX27_NUM_GPIO_PORT	6
+
+#define GPIO_PIN_MASK 0x1f
+
+#define GPIO_PORT_SHIFT 5
+#define GPIO_PORT_MASK (0x7 << GPIO_PORT_SHIFT)
+
+#define GPIO_PORTA	(0 << GPIO_PORT_SHIFT)
+#define GPIO_PORTB	(1 << GPIO_PORT_SHIFT)
+#define GPIO_PORTC	(2 << GPIO_PORT_SHIFT)
+#define GPIO_PORTD	(3 << GPIO_PORT_SHIFT)
+#define GPIO_PORTE	(4 << GPIO_PORT_SHIFT)
+#define GPIO_PORTF	(5 << GPIO_PORT_SHIFT)
+
+#define GPIO_OUT	(1 << 8)
+#define GPIO_IN		(0 << 8)
+#define GPIO_PUEN	(1 << 9)
+
+#define GPIO_PF		(1 << 10)
+#define GPIO_AF		(1 << 11)
+
+#define GPIO_OCR_SHIFT 12
+#define GPIO_OCR_MASK	(3 << GPIO_OCR_SHIFT)
+#define GPIO_AIN	(0 << GPIO_OCR_SHIFT)
+#define GPIO_BIN	(1 << GPIO_OCR_SHIFT)
+#define GPIO_CIN	(2 << GPIO_OCR_SHIFT)
+#define GPIO_GPIO	(3 << GPIO_OCR_SHIFT)
+
+#define GPIO_AOUT_SHIFT	14
+#define GPIO_AOUT_MASK	(3 << GPIO_AOUT_SHIFT)
+#define GPIO_AOUT	(0 << GPIO_AOUT_SHIFT)
+#define GPIO_AOUT_ISR	(1 << GPIO_AOUT_SHIFT)
+#define GPIO_AOUT_0	(2 << GPIO_AOUT_SHIFT)
+#define GPIO_AOUT_1	(3 << GPIO_AOUT_SHIFT)
+
+#define GPIO_BOUT_SHIFT	16
+#define GPIO_BOUT_MASK	(3 << GPIO_BOUT_SHIFT)
+#define GPIO_BOUT	(0 << GPIO_BOUT_SHIFT)
+#define GPIO_BOUT_ISR	(1 << GPIO_BOUT_SHIFT)
+#define GPIO_BOUT_0	(2 << GPIO_BOUT_SHIFT)
+#define GPIO_BOUT_1	(3 << GPIO_BOUT_SHIFT)
+
+extern int mxc_gpio_mode(int gpio_mode);
+extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count,
+		const char *label);
+
+extern int imx_iomuxv1_init(void __iomem *base, int numports);
+
+#endif /* __MACH_IOMUX_V1_H__ */