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From: Ben Gamari <bgamari.foss@gmail.com>
To: Raju Sana <venkat.rajuece@gmail.com>
Cc: beagleboard@googlegroups.com, linux-omap@vger.kernel.org,
	spi-devel-general@lists.sourceforge.net,
	Ben Gamari <bgamari.foss@gmail.com>
Subject: [PATCH] beagledaq: Hack in cs_gpios
Date: Tue, 30 Aug 2011 09:52:23 -0400	[thread overview]
Message-ID: <1314712343-27367-1-git-send-email-bgamari.foss@gmail.com> (raw)
In-Reply-To: <1314712254-27199-1-git-send-email-bgamari.foss@gmail.com>

---
 arch/arm/mach-omap2/board-omap3beagle.c |    4 ++--
 arch/arm/mach-omap2/devices.c           |   15 +++++++++++++++
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 67999da..481c1a9 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -661,8 +661,8 @@ static struct spi_board_info beagledaq_mcspi_board_info[] = {
 	},
 };
 
-static int mcspi3_cs_gpios[4];
-static int mcspi4_cs_gpios[4];
+int mcspi3_cs_gpios[4];
+int mcspi4_cs_gpios[4];
 
 static void __init beagledaq_init(void)
 {
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 5b8ca68..6808251 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -341,6 +341,9 @@ struct omap_device_pm_latency omap_mcspi_latency[] = {
 	},
 };
 
+extern int mcspi3_cs_gpios[4];
+extern int mcspi4_cs_gpios[4];
+
 static int omap_mcspi_init(struct omap_hwmod *oh, void *unused)
 {
 	struct omap_device *od;
@@ -369,6 +372,18 @@ static int omap_mcspi_init(struct omap_hwmod *oh, void *unused)
 			return -EINVAL;
 	}
 
+	/* HACK: Not enough time to figure out how to export cs_gpios from
+	 * board file to driver correctly */
+	if (spi_num == 2) {
+		// Setup McSPI3 cs_gpios
+		pdata->num_cs = 4;
+		pdata->cs_gpios = mcspi3_cs_gpios;
+	} else if (spi_num == 3) {
+		// Setup McSPI4 cs_gpios
+		pdata->num_cs = 4;
+		pdata->cs_gpios = mcspi4_cs_gpios;
+	}
+
 	spi_num++;
 	od = omap_device_build(name, spi_num, oh, pdata,
 				sizeof(*pdata),	omap_mcspi_latency,
-- 
1.7.4.1


  parent reply	other threads:[~2011-08-30 13:52 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-20 19:47 (no subject) Ben Gamari
2010-01-21  0:04 ` Ben Dooks
2010-01-21  0:04 ` (no subject) Ben Dooks
2010-01-21  0:04 ` Ben Dooks
2010-01-22 15:53 ` Re: Ben Gamari
2010-01-28  4:10 ` McSPI questions pertaining to GPIO chip select support Ben Gamari
     [not found] ` <1264651770-sup-5197@ben-laptop>
2010-01-28  4:15   ` Bill Gatliff
2010-01-28  4:25     ` Ben Gamari
2010-01-28  4:27       ` Bill Gatliff
2010-01-28  4:33   ` jassi brar
     [not found]     ` <1b68c6791001272033q60dd31dbif4de285cd9bac83d-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-01-29  0:32       ` Ben Gamari
2010-01-29  1:09         ` jassi brar
     [not found]           ` <1b68c6791001281709l7d11da30lee486632e85b99cb-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-01-29  1:58             ` Ben Gamari
2010-12-21 17:56       ` [RFC PATCH] GPIO chip select support for McSPI Ben Gamari
2010-12-21 17:56       ` [PATCH] mcspi: Add support for GPIO chip select lines Ben Gamari
     [not found]     ` <1292954195-20204-2-git-send-email-bgamari.foss@gmail.com>
2010-12-23 19:59       ` Tony Lindgren
2010-12-23 21:38       ` Grant Likely
2010-12-23 23:09         ` Ben Gamari
2010-12-24  0:37           ` Grant Likely
2010-12-24  2:27             ` Ben Gamari
2010-12-24  3:28               ` Grant Likely
2010-12-24  6:05                 ` Ben Gamari
2011-02-12  8:33                   ` Grant Likely
2011-02-13 22:07                     ` Ben Gamari
2011-08-30 10:14   ` McSPI questions pertaining to GPIO chip select support Raju Sana
2011-08-30 13:50     ` Ben Gamari
2011-08-30 13:50       ` [PATCH] mcspi: Add support for GPIO chip select lines Ben Gamari
2011-08-30 13:52       ` Ben Gamari [this message]
     [not found]         ` <1314712343-27367-1-git-send-email-bgamari.foss-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-09-05 12:42           ` [PATCH] beagledaq: Hack in cs_gpios Raju Sana

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