V4L/DVB: mfd: Add support for the timberdale FPGA

The timberdale FPGA is found on the Intel in-Vehicle Infotainment reference board
russelville.

The driver is a PCI driver which chunks up the I/O memory and distributes interrupts
to a number of platform devices for each IP inside the FPGA.

Signed-off-by: Richard Röjfors <richard.rojfors@pelagicore.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 130 insertions, 0 deletions

diff --git a/drivers/mfd/timberdale.h b/drivers/mfd/timberdale.h
new file mode 100644
index 00000000000..8d27ffabc25
--- /dev/null
+++ b/drivers/mfd/timberdale.h
@@ -0,0 +1,130 @@
+/*
+ * timberdale.h timberdale FPGA MFD driver defines
+ * Copyright (c) 2009 Intel Corporation
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/* Supports:
+ * Timberdale FPGA
+ */
+
+#ifndef MFD_TIMBERDALE_H
+#define MFD_TIMBERDALE_H
+
+#define DRV_VERSION		"0.1"
+
+/* This driver only support versions >= 3.8 and < 4.0  */
+#define TIMB_SUPPORTED_MAJOR	3
+
+/* This driver only support minor >= 8 */
+#define TIMB_REQUIRED_MINOR	8
+
+/* Registers of the control area */
+#define TIMB_REV_MAJOR	0x00
+#define TIMB_REV_MINOR	0x04
+#define TIMB_HW_CONFIG	0x08
+#define TIMB_SW_RST	0x40
+
+/* bits in the TIMB_HW_CONFIG register */
+#define TIMB_HW_CONFIG_SPI_8BIT	0x80
+
+#define TIMB_HW_VER_MASK	0x0f
+#define TIMB_HW_VER0		0x00
+#define TIMB_HW_VER1		0x01
+#define TIMB_HW_VER2		0x02
+#define TIMB_HW_VER3		0x03
+
+#define OCORESOFFSET	0x0
+#define OCORESEND	0x1f
+
+#define SPIOFFSET	0x80
+#define SPIEND		0xff
+
+#define UARTLITEOFFSET	0x100
+#define UARTLITEEND	0x10f
+
+#define RDSOFFSET	0x180
+#define RDSEND		0x183
+
+#define ETHOFFSET	0x300
+#define ETHEND		0x3ff
+
+#define GPIOOFFSET	0x400
+#define GPIOEND		0x7ff
+
+#define CHIPCTLOFFSET	0x800
+#define CHIPCTLEND	0x8ff
+#define CHIPCTLSIZE	(CHIPCTLEND - CHIPCTLOFFSET)
+
+#define INTCOFFSET	0xc00
+#define INTCEND		0xfff
+#define INTCSIZE	(INTCEND - INTCOFFSET)
+
+#define MOSTOFFSET	0x1000
+#define MOSTEND		0x13ff
+
+#define UARTOFFSET	0x1400
+#define UARTEND		0x17ff
+
+#define XIICOFFSET	0x1800
+#define XIICEND		0x19ff
+
+#define I2SOFFSET	0x1C00
+#define I2SEND		0x1fff
+
+#define LOGIWOFFSET	0x30000
+#define LOGIWEND	0x37fff
+
+#define MLCOREOFFSET	0x40000
+#define MLCOREEND	0x43fff
+
+#define DMAOFFSET	0x01000000
+#define DMAEND		0x013fffff
+
+/* SDHC0 is placed in PCI bar 1 */
+#define SDHC0OFFSET	0x00
+#define SDHC0END	0xff
+
+/* SDHC1 is placed in PCI bar 2 */
+#define SDHC1OFFSET	0x00
+#define SDHC1END	0xff
+
+#define PCI_VENDOR_ID_TIMB	0x10ee
+#define PCI_DEVICE_ID_TIMB	0xa123
+
+#define IRQ_TIMBERDALE_INIC		0
+#define IRQ_TIMBERDALE_MLB		1
+#define IRQ_TIMBERDALE_GPIO		2
+#define IRQ_TIMBERDALE_I2C		3
+#define IRQ_TIMBERDALE_UART		4
+#define IRQ_TIMBERDALE_DMA		5
+#define IRQ_TIMBERDALE_I2S		6
+#define IRQ_TIMBERDALE_TSC_INT		7
+#define IRQ_TIMBERDALE_SDHC		8
+#define IRQ_TIMBERDALE_ADV7180		9
+#define IRQ_TIMBERDALE_ETHSW_IF		10
+#define IRQ_TIMBERDALE_SPI		11
+#define IRQ_TIMBERDALE_UARTLITE		12
+#define IRQ_TIMBERDALE_MLCORE		13
+#define IRQ_TIMBERDALE_MLCORE_BUF	14
+#define IRQ_TIMBERDALE_RDS		15
+#define TIMBERDALE_NR_IRQS		16
+
+#define GPIO_PIN_ASCB		8
+#define GPIO_PIN_INIC_RST	14
+#define GPIO_PIN_BT_RST		15
+#define GPIO_NR_PINS		16
+
+#endif