Improve support of OpenGL for BeagleBone Black
Make ti-gfx working on BeagleBone Black by adding an ugly necessary patch to the kernel wich fix: pvrsrvkm: Unknown symbol v7_dma_map_area pvrsrvkm: Unknown symbol v7_dma_flush_range Add drivers to the default kernel config used in beaglebone_defconfig to enable the framebuffer. Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
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@ -122,7 +122,6 @@ CONFIG_SMSC_PHY=y
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# CONFIG_INPUT_KEYBOARD is not set
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# CONFIG_INPUT_MOUSE is not set
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CONFIG_SERIO_LIBPS2=y
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CONFIG_VT_HW_CONSOLE_BINDING=y
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# CONFIG_LEGACY_PTYS is not set
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CONFIG_SERIAL_8250=y
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CONFIG_SERIAL_8250_CONSOLE=y
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@ -163,6 +162,16 @@ CONFIG_REGULATOR_TPS65023=y
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CONFIG_REGULATOR_TPS6507X=y
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CONFIG_REGULATOR_TPS65217=y
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CONFIG_REGULATOR_TIAVSCLASS0=y
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CONFIG_FB=y
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CONFIG_FIRMWARE_EDID=y
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CONFIG_FB_DA8XX=y
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CONFIG_FB_DA8XX_TDA998X=y
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CONFIG_OMAP2_DSS=y
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CONFIG_OMAP2_DSS_SDI=y
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CONFIG_OMAP2_DSS_DSI=y
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CONFIG_FB_OMAP2=y
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CONFIG_DISPLAY_CONNECTOR_HDMI=y
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CONFIG_FRAMEBUFFER_CONSOLE=y
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CONFIG_USB=y
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CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
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CONFIG_USB_MON=y
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@ -0,0 +1,34 @@
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From 29885f2f3d700341d322274db6ad085e601c0994 Mon Sep 17 00:00:00 2001
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From: Pantelis Antoniou <panto@antoniou-consulting.com>
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Date: Fri, 4 Jan 2013 00:32:33 +0200
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Subject: [PATCH 3/3] arm: Export cache flush management symbols when
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!MULTI_CACHE
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When compiling a kernel without CONFIG_MULTI_CACHE enabled the
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dma access functions end up not being exported. Fix it.
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Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
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---
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arch/arm/kernel/setup.c | 9 +++++++++
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1 file changed, 9 insertions(+)
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diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
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index da1d1aa..dcb678c 100644
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--- a/arch/arm/kernel/setup.c
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+++ b/arch/arm/kernel/setup.c
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@@ -923,3 +923,12 @@ const struct seq_operations cpuinfo_op = {
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.stop = c_stop,
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.show = c_show
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};
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+
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+/* export the cache management functions */
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+#ifndef MULTI_CACHE
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+
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+EXPORT_SYMBOL(__glue(_CACHE,_dma_map_area));
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+EXPORT_SYMBOL(__glue(_CACHE,_dma_unmap_area));
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+EXPORT_SYMBOL(__glue(_CACHE,_dma_flush_range));
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+
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+#endif
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--
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1.7.10.4
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@ -33,6 +33,7 @@ BR2_LINUX_KERNEL=y
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BR2_LINUX_KERNEL_CUSTOM_GIT=y
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BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git"
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BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="7f280334068b7c875ade51f8f3921ab311f0c824"
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BR2_LINUX_KERNEL_PATCH="board/beaglebone/patches/linux/"
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BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
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BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/beaglebone/linux-3.12.config"
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BR2_LINUX_KERNEL_ZIMAGE=y
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