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From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 6/7] ARM i.MX28 tx28: use a fixed framebuffer address
Date: Fri, 14 Jan 2011 20:51:38 +0100	[thread overview]
Message-ID: <1295034699-18863-7-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1295034699-18863-1-git-send-email-s.hauer@pengutronix.de>

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 arch/arm/boards/karo-tx28/tx28-stk5.c |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boards/karo-tx28/tx28-stk5.c b/arch/arm/boards/karo-tx28/tx28-stk5.c
index 6de41f7..b4dd65d 100644
--- a/arch/arm/boards/karo-tx28/tx28-stk5.c
+++ b/arch/arm/boards/karo-tx28/tx28-stk5.c
@@ -19,6 +19,8 @@
 #include <errno.h>
 #include <mci.h>
 #include <fec.h>
+#include <sizes.h>
+#include <reloc.h>
 #include <asm/io.h>
 #include <mach/imx-regs.h>
 #include <mach/clock.h>
@@ -181,11 +183,15 @@ static struct fb_videomode tx28evk_vmodes[] = {
 	},
 };
 
+#define MAX_FB_SIZE SZ_2M
+
 static struct imx_fb_videomode imxfb_mode = {
 	.mode_list = tx28evk_vmodes,
 	.mode_cnt = ARRAY_SIZE(tx28evk_vmodes),
 	.dotclk_delay = 0,	/* no adaption required */
 	.ld_intf_width = STMLCDIF_24BIT,	/* full 24 bit */
+	.fixed_screen = (void *)(0x40000000 + SZ_128M - MAX_FB_SIZE),
+	.fixed_screen_size = MAX_FB_SIZE,
 };
 
 static struct device_d ldcif_dev = {
@@ -352,6 +358,12 @@ void base_board_init(void)
 	imx_set_sspclk(0, 100000000, 1);
 
 	register_device(&mci_socket);
+
+	if (imxfb_mode.fixed_screen < (void *)&_end) {
+		printf("Warning: fixed_screen overlaps barebox\n");
+		imxfb_mode.fixed_screen = NULL;
+	}
+
 	register_device(&ldcif_dev);
 
 	imx_enable_enetclk();
-- 
1.7.2.3


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  parent reply	other threads:[~2011-01-14 19:51 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-14 19:51 some i.MX28 related patches Sascha Hauer
2011-01-14 19:51 ` [PATCH 1/7] fec i.MX28: Make it work with MMU on Sascha Hauer
2011-01-14 19:51 ` [PATCH 2/7] ARM tx28: Add mmu support Sascha Hauer
2011-01-14 19:51 ` [PATCH 3/7] video stm/mx2x: simplify memory allocation Sascha Hauer
2011-01-15 15:00   ` Juergen Beisert
2011-01-15 15:10     ` Sascha Hauer
2011-01-14 19:51 ` [PATCH 4/7] video stm/mx2x: allow to pass in fb memory from platform data Sascha Hauer
2011-01-15 15:04   ` Juergen Beisert
2011-01-14 19:51 ` [PATCH 5/7] provide real barebox end variable Sascha Hauer
2011-01-15  1:50   ` Jean-Christophe PLAGNIOL-VILLARD
2011-01-15 14:48     ` Sascha Hauer
2011-01-14 19:51 ` Sascha Hauer [this message]
2011-01-14 19:51 ` [PATCH 7/7] ARM i.MX28 tx28 defconfig: enable MMU Sascha Hauer

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