linux-kernel - [PATCH] xilinx_hwicap: add support for virtex6 FPGAs

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Message-ID: <4F8F383C.1040002@iogearbox.net>
Date:	Wed, 18 Apr 2012 23:55:08 +0200
From:	Daniel Borkmann <danborkmann@...earbox.net>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:	Michal Simek <monstr@...str.eu>, Arnd Bergmann <arnd@...db.de>,
	Ariane Keller <ariane.keller@....ee.ethz.ch>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] xilinx_hwicap: add support for virtex6 FPGAs

This patch adds support for the virtex6 FPGA to the xilinx_hwicap driver.

Tested on a Xilinx ML605 board. The patch is against the latest linus-tree.

Signed-off-by: Ariane Keller <ariane.keller@....ee.ethz.ch>
Signed-off-by: Daniel Borkmann <daniel.borkmann@....ee.ethz.ch>
---
 drivers/char/xilinx_hwicap/xilinx_hwicap.c |   30 ++++++++++++++++++++++++++++
 1 files changed, 30 insertions(+), 0 deletions(-)

diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.c b/drivers/char/xilinx_hwicap/xilinx_hwicap.c
index 31ba11c..2c5d15b 100644
--- a/drivers/char/xilinx_hwicap/xilinx_hwicap.c
+++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.c
@@ -167,6 +167,7 @@ static const struct config_registers v4_config_registers = {
 	.BOOTSTS = UNIMPLEMENTED,
 	.CTL_1 = UNIMPLEMENTED,
 };
+
 static const struct config_registers v5_config_registers = {
 	.CRC = 0,
 	.FAR = 1,
@@ -192,6 +193,31 @@ static const struct config_registers v5_config_registers = {
 	.CTL_1 = 19,
 };
 
+static const struct config_registers v6_config_registers = {
+	.CRC = 0,
+	.FAR = 1,
+	.FDRI = 2,
+	.FDRO = 3,
+	.CMD = 4,
+	.CTL = 5,
+	.MASK = 6,
+	.STAT = 7,
+	.LOUT = 8,
+	.COR = 9,
+	.MFWR = 10,
+	.FLR = UNIMPLEMENTED,
+	.KEY = UNIMPLEMENTED,
+	.CBC = 11,
+	.IDCODE = 12,
+	.AXSS = 13,
+	.C0R_1 = 14,
+	.CSOB = 15,
+	.WBSTAR = 16,
+	.TIMER = 17,
+	.BOOTSTS = 22,
+	.CTL_1 = 24,
+};
+
 /**
  * hwicap_command_desync - Send a DESYNC command to the ICAP port.
  * @drvdata: a pointer to the drvdata.
@@ -744,6 +770,8 @@ static int __devinit hwicap_of_probe(struct platform_device *op,
 			regs = &v4_config_registers;
 		} else if (!strcmp(family, "virtex5")) {
 			regs = &v5_config_registers;
+		} else if (!strcmp(family, "virtex6")) {
+			regs = &v6_config_registers;
 		}
 	}
 	return hwicap_setup(&op->dev, id ? *id : -1, &res, config,
@@ -785,6 +813,8 @@ static int __devinit hwicap_drv_probe(struct platform_device *pdev)
 			regs = &v4_config_registers;
 		} else if (!strcmp(family, "virtex5")) {
 			regs = &v5_config_registers;
+		} else if (!strcmp(family, "virtex6")) {
+			regs = &v6_config_registers;
 		}
 	}
 
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