[U-Boot] [PATCH 12/12] dm: x86: Move link to use driver model for video

[Simon Glass <sjg@chromium.org>]

Update the configuration to use the new driver. Drop the existing plumbing
code and unused header files.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

 arch/x86/cpu/ivybridge/Makefile               |   1 -
 arch/x86/cpu/ivybridge/bd82x6x.c              |  12 -
 arch/x86/cpu/ivybridge/early_me.c             |   1 -
 arch/x86/cpu/ivybridge/gma.c                  | 850 --------------------------
 arch/x86/cpu/ivybridge/gma.h                  | 156 -----
 arch/x86/cpu/ivybridge/model_206ax.c          |   1 -
 arch/x86/cpu/ivybridge/sata.c                 |   1 -
 arch/x86/include/asm/arch-ivybridge/bd82x6x.h |  12 -
 arch/x86/include/asm/cpu.h                    |   1 -
 configs/chromebook_link_defconfig             |   2 +
 10 files changed, 2 insertions(+), 1035 deletions(-)
 delete mode 100644 arch/x86/cpu/ivybridge/gma.c
 delete mode 100644 arch/x86/cpu/ivybridge/gma.h
 delete mode 100644 arch/x86/include/asm/arch-ivybridge/bd82x6x.h

diff --git a/arch/x86/cpu/ivybridge/Makefile b/arch/x86/cpu/ivybridge/Makefile
index 9cdb07b..498e71a 100644
--- a/arch/x86/cpu/ivybridge/Makefile
+++ b/arch/x86/cpu/ivybridge/Makefile
@@ -9,7 +9,6 @@ obj-y += fsp_configs.o ivybridge.o
 else
 obj-y += cpu.o
 obj-y += early_me.o
-obj-y += gma.o
 obj-y += lpc.o
 obj-y += model_206ax.o
 obj-y += northbridge.o
diff --git a/arch/x86/cpu/ivybridge/bd82x6x.c b/arch/x86/cpu/ivybridge/bd82x6x.c
index 5b58d6c..e63ea6b 100644
--- a/arch/x86/cpu/ivybridge/bd82x6x.c
+++ b/arch/x86/cpu/ivybridge/bd82x6x.c
@@ -9,14 +9,12 @@
 #include <fdtdec.h>
 #include <malloc.h>
 #include <pch.h>
-#include <syscon.h>
 #include <asm/cpu.h>
 #include <asm/intel_regs.h>
 #include <asm/io.h>
 #include <asm/lapic.h>
 #include <asm/lpc_common.h>
 #include <asm/pci.h>
-#include <asm/arch/bd82x6x.h>
 #include <asm/arch/model_206ax.h>
 #include <asm/arch/pch.h>
 #include <asm/arch/sandybridge.h>
@@ -155,22 +153,12 @@ void pch_iobp_update(struct udevice *dev, u32 address, u32 andvalue,
 
 static int bd82x6x_probe(struct udevice *dev)
 {
-	struct udevice *gma_dev;
-	int ret;
-
 	if (!(gd->flags & GD_FLG_RELOC))
 		return 0;
 
 	/* Cause the SATA device to do its init */
 	uclass_first_device(UCLASS_AHCI, &dev);
 
-	ret = syscon_get_by_driver_data(X86_SYSCON_GMA, &gma_dev);
-	if (ret)
-		return ret;
-	ret = gma_func0_init(gma_dev);
-	if (ret)
-		return ret;
-
 	return 0;
 }
 #endif /* CONFIG_HAVE_FSP */
diff --git a/arch/x86/cpu/ivybridge/early_me.c b/arch/x86/cpu/ivybridge/early_me.c
index cda96ab..5435a92 100644
--- a/arch/x86/cpu/ivybridge/early_me.c
+++ b/arch/x86/cpu/ivybridge/early_me.c
@@ -162,7 +162,6 @@ int intel_early_me_init_done(struct udevice *dev, struct udevice *me_dev,
 
 static const struct udevice_id ivybridge_syscon_ids[] = {
 	{ .compatible = "intel,me", .data = X86_SYSCON_ME },
-	{ .compatible = "intel,gma", .data = X86_SYSCON_GMA },
 	{ }
 };
 
diff --git a/arch/x86/cpu/ivybridge/gma.c b/arch/x86/cpu/ivybridge/gma.c
deleted file mode 100644
index 37e2e6e..0000000
--- a/arch/x86/cpu/ivybridge/gma.c
+++ /dev/null
@@ -1,850 +0,0 @@
-/*
- * From Coreboot file of the same name
- *
- * Copyright (C) 2011 Chromium OS Authors
- *
- * SPDX-License-Identifier:	GPL-2.0
- */
-
-#include <common.h>
-#include <bios_emul.h>
-#include <dm.h>
-#include <errno.h>
-#include <fdtdec.h>
-#include <pci_rom.h>
-#include <asm/intel_regs.h>
-#include <asm/io.h>
-#include <asm/mtrr.h>
-#include <asm/pci.h>
-#include <asm/arch/pch.h>
-#include <asm/arch/sandybridge.h>
-
-struct gt_powermeter {
-	u16 reg;
-	u32 value;
-};
-
-static const struct gt_powermeter snb_pm_gt1[] = {
-	{ 0xa200, 0xcc000000 },
-	{ 0xa204, 0x07000040 },
-	{ 0xa208, 0x0000fe00 },
-	{ 0xa20c, 0x00000000 },
-	{ 0xa210, 0x17000000 },
-	{ 0xa214, 0x00000021 },
-	{ 0xa218, 0x0817fe19 },
-	{ 0xa21c, 0x00000000 },
-	{ 0xa220, 0x00000000 },
-	{ 0xa224, 0xcc000000 },
-	{ 0xa228, 0x07000040 },
-	{ 0xa22c, 0x0000fe00 },
-	{ 0xa230, 0x00000000 },
-	{ 0xa234, 0x17000000 },
-	{ 0xa238, 0x00000021 },
-	{ 0xa23c, 0x0817fe19 },
-	{ 0xa240, 0x00000000 },
-	{ 0xa244, 0x00000000 },
-	{ 0xa248, 0x8000421e },
-	{ 0 }
-};
-
-static const struct gt_powermeter snb_pm_gt2[] = {
-	{ 0xa200, 0x330000a6 },
-	{ 0xa204, 0x402d0031 },
-	{ 0xa208, 0x00165f83 },
-	{ 0xa20c, 0xf1000000 },
-	{ 0xa210, 0x00000000 },
-	{ 0xa214, 0x00160016 },
-	{ 0xa218, 0x002a002b },
-	{ 0xa21c, 0x00000000 },
-	{ 0xa220, 0x00000000 },
-	{ 0xa224, 0x330000a6 },
-	{ 0xa228, 0x402d0031 },
-	{ 0xa22c, 0x00165f83 },
-	{ 0xa230, 0xf1000000 },
-	{ 0xa234, 0x00000000 },
-	{ 0xa238, 0x00160016 },
-	{ 0xa23c, 0x002a002b },
-	{ 0xa240, 0x00000000 },
-	{ 0xa244, 0x00000000 },
-	{ 0xa248, 0x8000421e },
-	{ 0 }
-};
-
-static const struct gt_powermeter ivb_pm_gt1[] = {
-	{ 0xa800, 0x00000000 },
-	{ 0xa804, 0x00021c00 },
-	{ 0xa808, 0x00000403 },
-	{ 0xa80c, 0x02001700 },
-	{ 0xa810, 0x05000200 },
-	{ 0xa814, 0x00000000 },
-	{ 0xa818, 0x00690500 },
-	{ 0xa81c, 0x0000007f },
-	{ 0xa820, 0x01002501 },
-	{ 0xa824, 0x00000300 },
-	{ 0xa828, 0x01000331 },
-	{ 0xa82c, 0x0000000c },
-	{ 0xa830, 0x00010016 },
-	{ 0xa834, 0x01100101 },
-	{ 0xa838, 0x00010103 },
-	{ 0xa83c, 0x00041300 },
-	{ 0xa840, 0x00000b30 },
-	{ 0xa844, 0x00000000 },
-	{ 0xa848, 0x7f000000 },
-	{ 0xa84c, 0x05000008 },
-	{ 0xa850, 0x00000001 },
-	{ 0xa854, 0x00000004 },
-	{ 0xa858, 0x00000007 },
-	{ 0xa85c, 0x00000000 },
-	{ 0xa860, 0x00010000 },
-	{ 0xa248, 0x0000221e },
-	{ 0xa900, 0x00000000 },
-	{ 0xa904, 0x00001c00 },
-	{ 0xa908, 0x00000000 },
-	{ 0xa90c, 0x06000000 },
-	{ 0xa910, 0x09000200 },
-	{ 0xa914, 0x00000000 },
-	{ 0xa918, 0x00590000 },
-	{ 0xa91c, 0x00000000 },
-	{ 0xa920, 0x04002501 },
-	{ 0xa924, 0x00000100 },
-	{ 0xa928, 0x03000410 },
-	{ 0xa92c, 0x00000000 },
-	{ 0xa930, 0x00020000 },
-	{ 0xa934, 0x02070106 },
-	{ 0xa938, 0x00010100 },
-	{ 0xa93c, 0x00401c00 },
-	{ 0xa940, 0x00000000 },
-	{ 0xa944, 0x00000000 },
-	{ 0xa948, 0x10000e00 },
-	{ 0xa94c, 0x02000004 },
-	{ 0xa950, 0x00000001 },
-	{ 0xa954, 0x00000004 },
-	{ 0xa960, 0x00060000 },
-	{ 0xaa3c, 0x00001c00 },
-	{ 0xaa54, 0x00000004 },
-	{ 0xaa60, 0x00060000 },
-	{ 0 }
-};
-
-static const struct gt_powermeter ivb_pm_gt2[] = {
-	{ 0xa800, 0x10000000 },
-	{ 0xa804, 0x00033800 },
-	{ 0xa808, 0x00000902 },
-	{ 0xa80c, 0x0c002f00 },
-	{ 0xa810, 0x12000400 },
-	{ 0xa814, 0x00000000 },
-	{ 0xa818, 0x00d20800 },
-	{ 0xa81c, 0x00000002 },
-	{ 0xa820, 0x03004b02 },
-	{ 0xa824, 0x00000600 },
-	{ 0xa828, 0x07000773 },
-	{ 0xa82c, 0x00000000 },
-	{ 0xa830, 0x00010032 },
-	{ 0xa834, 0x1520040d },
-	{ 0xa838, 0x00020105 },
-	{ 0xa83c, 0x00083700 },
-	{ 0xa840, 0x0000151d },
-	{ 0xa844, 0x00000000 },
-	{ 0xa848, 0x20001b00 },
-	{ 0xa84c, 0x0a000010 },
-	{ 0xa850, 0x00000000 },
-	{ 0xa854, 0x00000008 },
-	{ 0xa858, 0x00000008 },
-	{ 0xa85c, 0x00000000 },
-	{ 0xa860, 0x00020000 },
-	{ 0xa248, 0x0000221e },
-	{ 0xa900, 0x00000000 },
-	{ 0xa904, 0x00003500 },
-	{ 0xa908, 0x00000000 },
-	{ 0xa90c, 0x0c000000 },
-	{ 0xa910, 0x12000500 },
-	{ 0xa914, 0x00000000 },
-	{ 0xa918, 0x00b20000 },
-	{ 0xa91c, 0x00000000 },
-	{ 0xa920, 0x08004b02 },
-	{ 0xa924, 0x00000200 },
-	{ 0xa928, 0x07000820 },
-	{ 0xa92c, 0x00000000 },
-	{ 0xa930, 0x00030000 },
-	{ 0xa934, 0x050f020d },
-	{ 0xa938, 0x00020300 },
-	{ 0xa93c, 0x00903900 },
-	{ 0xa940, 0x00000000 },
-	{ 0xa944, 0x00000000 },
-	{ 0xa948, 0x20001b00 },
-	{ 0xa94c, 0x0a000010 },
-	{ 0xa950, 0x00000000 },
-	{ 0xa954, 0x00000008 },
-	{ 0xa960, 0x00110000 },
-	{ 0xaa3c, 0x00003900 },
-	{ 0xaa54, 0x00000008 },
-	{ 0xaa60, 0x00110000 },
-	{ 0 }
-};
-
-static const struct gt_powermeter ivb_pm_gt2_17w[] = {
-	{ 0xa800, 0x20000000 },
-	{ 0xa804, 0x000e3800 },
-	{ 0xa808, 0x00000806 },
-	{ 0xa80c, 0x0c002f00 },
-	{ 0xa810, 0x0c000800 },
-	{ 0xa814, 0x00000000 },
-	{ 0xa818, 0x00d20d00 },
-	{ 0xa81c, 0x000000ff },
-	{ 0xa820, 0x03004b02 },
-	{ 0xa824, 0x00000600 },
-	{ 0xa828, 0x07000773 },
-	{ 0xa82c, 0x00000000 },
-	{ 0xa830, 0x00020032 },
-	{ 0xa834, 0x1520040d },
-	{ 0xa838, 0x00020105 },
-	{ 0xa83c, 0x00083700 },
-	{ 0xa840, 0x000016ff },
-	{ 0xa844, 0x00000000 },
-	{ 0xa848, 0xff000000 },
-	{ 0xa84c, 0x0a000010 },
-	{ 0xa850, 0x00000002 },
-	{ 0xa854, 0x00000008 },
-	{ 0xa858, 0x0000000f },
-	{ 0xa85c, 0x00000000 },
-	{ 0xa860, 0x00020000 },
-	{ 0xa248, 0x0000221e },
-	{ 0xa900, 0x00000000 },
-	{ 0xa904, 0x00003800 },
-	{ 0xa908, 0x00000000 },
-	{ 0xa90c, 0x0c000000 },
-	{ 0xa910, 0x12000800 },
-	{ 0xa914, 0x00000000 },
-	{ 0xa918, 0x00b20000 },
-	{ 0xa91c, 0x00000000 },
-	{ 0xa920, 0x08004b02 },
-	{ 0xa924, 0x00000300 },
-	{ 0xa928, 0x01000820 },
-	{ 0xa92c, 0x00000000 },
-	{ 0xa930, 0x00030000 },
-	{ 0xa934, 0x15150406 },
-	{ 0xa938, 0x00020300 },
-	{ 0xa93c, 0x00903900 },
-	{ 0xa940, 0x00000000 },
-	{ 0xa944, 0x00000000 },
-	{ 0xa948, 0x20001b00 },
-	{ 0xa94c, 0x0a000010 },
-	{ 0xa950, 0x00000000 },
-	{ 0xa954, 0x00000008 },
-	{ 0xa960, 0x00110000 },
-	{ 0xaa3c, 0x00003900 },
-	{ 0xaa54, 0x00000008 },
-	{ 0xaa60, 0x00110000 },
-	{ 0 }
-};
-
-static const struct gt_powermeter ivb_pm_gt2_35w[] = {
-	{ 0xa800, 0x00000000 },
-	{ 0xa804, 0x00030400 },
-	{ 0xa808, 0x00000806 },
-	{ 0xa80c, 0x0c002f00 },
-	{ 0xa810, 0x0c000300 },
-	{ 0xa814, 0x00000000 },
-	{ 0xa818, 0x00d20d00 },
-	{ 0xa81c, 0x000000ff },
-	{ 0xa820, 0x03004b02 },
-	{ 0xa824, 0x00000600 },
-	{ 0xa828, 0x07000773 },
-	{ 0xa82c, 0x00000000 },
-	{ 0xa830, 0x00020032 },
-	{ 0xa834, 0x1520040d },
-	{ 0xa838, 0x00020105 },
-	{ 0xa83c, 0x00083700 },
-	{ 0xa840, 0x000016ff },
-	{ 0xa844, 0x00000000 },
-	{ 0xa848, 0xff000000 },
-	{ 0xa84c, 0x0a000010 },
-	{ 0xa850, 0x00000001 },
-	{ 0xa854, 0x00000008 },
-	{ 0xa858, 0x00000008 },
-	{ 0xa85c, 0x00000000 },
-	{ 0xa860, 0x00020000 },
-	{ 0xa248, 0x0000221e },
-	{ 0xa900, 0x00000000 },
-	{ 0xa904, 0x00003800 },
-	{ 0xa908, 0x00000000 },
-	{ 0xa90c, 0x0c000000 },
-	{ 0xa910, 0x12000800 },
-	{ 0xa914, 0x00000000 },
-	{ 0xa918, 0x00b20000 },
-	{ 0xa91c, 0x00000000 },
-	{ 0xa920, 0x08004b02 },
-	{ 0xa924, 0x00000300 },
-	{ 0xa928, 0x01000820 },
-	{ 0xa92c, 0x00000000 },
-	{ 0xa930, 0x00030000 },
-	{ 0xa934, 0x15150406 },
-	{ 0xa938, 0x00020300 },
-	{ 0xa93c, 0x00903900 },
-	{ 0xa940, 0x00000000 },
-	{ 0xa944, 0x00000000 },
-	{ 0xa948, 0x20001b00 },
-	{ 0xa94c, 0x0a000010 },
-	{ 0xa950, 0x00000000 },
-	{ 0xa954, 0x00000008 },
-	{ 0xa960, 0x00110000 },
-	{ 0xaa3c, 0x00003900 },
-	{ 0xaa54, 0x00000008 },
-	{ 0xaa60, 0x00110000 },
-	{ 0 }
-};
-
-/*
- * Some vga option roms are used for several chipsets but they only have one
- * PCI ID in their header. If we encounter such an option rom, we need to do
- * the mapping ourselves.
- */
-
-u32 map_oprom_vendev(u32 vendev)
-{
-	u32 new_vendev = vendev;
-
-	switch (vendev) {
-	case 0x80860102:		/* GT1 Desktop */
-	case 0x8086010a:		/* GT1 Server */
-	case 0x80860112:		/* GT2 Desktop */
-	case 0x80860116:		/* GT2 Mobile */
-	case 0x80860122:		/* GT2 Desktop >=1.3GHz */
-	case 0x80860126:		/* GT2 Mobile >=1.3GHz */
-	case 0x80860156:		/* IVB */
-	case 0x80860166:		/* IVB */
-		/* Set to GT1 Mobile */
-		new_vendev = 0x80860106;
-		break;
-	}
-
-	return new_vendev;
-}
-
-static inline u32 gtt_read(void *bar, u32 reg)
-{
-	return readl(bar + reg);
-}
-
-static inline void gtt_write(void *bar, u32 reg, u32 data)
-{
-	writel(data, bar + reg);
-}
-
-static void gtt_write_powermeter(void *bar, const struct gt_powermeter *pm)
-{
-	for (; pm && pm->reg; pm++)
-		gtt_write(bar, pm->reg, pm->value);
-}
-
-#define GTT_RETRY 1000
-static int gtt_poll(void *bar, u32 reg, u32 mask, u32 value)
-{
-	unsigned try = GTT_RETRY;
-	u32 data;
-
-	while (try--) {
-		data = gtt_read(bar, reg);
-		if ((data & mask) == value)
-			return 1;
-		udelay(10);
-	}
-
-	printf("GT init timeout\n");
-	return 0;
-}
-
-static int gma_pm_init_pre_vbios(void *gtt_bar, int rev)
-{
-	u32 reg32;
-
-	debug("GT Power Management Init, silicon = %#x\n", rev);
-
-	if (rev < IVB_STEP_C0) {
-		/* 1: Enable force wake */
-		gtt_write(gtt_bar, 0xa18c, 0x00000001);
-		gtt_poll(gtt_bar, 0x130090, (1 << 0), (1 << 0));
-	} else {
-		gtt_write(gtt_bar, 0xa180, 1 << 5);
-		gtt_write(gtt_bar, 0xa188, 0xffff0001);
-		gtt_poll(gtt_bar, 0x130040, (1 << 0), (1 << 0));
-	}
-
-	if ((rev & BASE_REV_MASK) == BASE_REV_SNB) {
-		/* 1d: Set GTT+0x42004 [15:14]=11 (SnB C1+) */
-		reg32 = gtt_read(gtt_bar, 0x42004);
-		reg32 |= (1 << 14) | (1 << 15);
-		gtt_write(gtt_bar, 0x42004, reg32);
-	}
-
-	if (rev >= IVB_STEP_A0) {
-		/* Display Reset Acknowledge Settings */
-		reg32 = gtt_read(gtt_bar, 0x45010);
-		reg32 |= (1 << 1) | (1 << 0);
-		gtt_write(gtt_bar, 0x45010, reg32);
-	}
-
-	/* 2: Get GT SKU from GTT+0x911c[13] */
-	reg32 = gtt_read(gtt_bar, 0x911c);
-	if ((rev & BASE_REV_MASK) == BASE_REV_SNB) {
-		if (reg32 & (1 << 13)) {
-			debug("SNB GT1 Power Meter Weights\n");
-			gtt_write_powermeter(gtt_bar, snb_pm_gt1);
-		} else {
-			debug("SNB GT2 Power Meter Weights\n");
-			gtt_write_powermeter(gtt_bar, snb_pm_gt2);
-		}
-	} else {
-		u32 unit = readl(MCHBAR_REG(0x5938)) & 0xf;
-
-		if (reg32 & (1 << 13)) {
-			/* GT1 SKU */
-			debug("IVB GT1 Power Meter Weights\n");
-			gtt_write_powermeter(gtt_bar, ivb_pm_gt1);
-		} else {
-			/* GT2 SKU */
-			u32 tdp = readl(MCHBAR_REG(0x5930)) & 0x7fff;
-			tdp /= (1 << unit);
-
-			if (tdp <= 17) {
-				/* <=17W ULV */
-				debug("IVB GT2 17W Power Meter Weights\n");
-				gtt_write_powermeter(gtt_bar, ivb_pm_gt2_17w);
-			} else if ((tdp >= 25) && (tdp <= 35)) {
-				/* 25W-35W */
-				debug("IVB GT2 25W-35W Power Meter Weights\n");
-				gtt_write_powermeter(gtt_bar, ivb_pm_gt2_35w);
-			} else {
-				/* All others */
-				debug("IVB GT2 35W Power Meter Weights\n");
-				gtt_write_powermeter(gtt_bar, ivb_pm_gt2_35w);
-			}
-		}
-	}
-
-	/* 3: Gear ratio map */
-	gtt_write(gtt_bar, 0xa004, 0x00000010);
-
-	/* 4: GFXPAUSE */
-	gtt_write(gtt_bar, 0xa000, 0x00070020);
-
-	/* 5: Dynamic EU trip control */
-	gtt_write(gtt_bar, 0xa080, 0x00000004);
-
-	/* 6: ECO bits */
-	reg32 = gtt_read(gtt_bar, 0xa180);
-	reg32 |= (1 << 26) | (1 << 31);
-	/* (bit 20=1 for SNB step D1+ / IVB A0+) */
-	if (rev >= SNB_STEP_D1)
-		reg32 |= (1 << 20);
-	gtt_write(gtt_bar, 0xa180, reg32);
-
-	/* 6a: for SnB step D2+ only */
-	if (((rev & BASE_REV_MASK) == BASE_REV_SNB) &&
-	    (rev >= SNB_STEP_D2)) {
-		reg32 = gtt_read(gtt_bar, 0x9400);
-		reg32 |= (1 << 7);
-		gtt_write(gtt_bar, 0x9400, reg32);
-
-		reg32 = gtt_read(gtt_bar, 0x941c);
-		reg32 &= 0xf;
-		reg32 |= (1 << 1);
-		gtt_write(gtt_bar, 0x941c, reg32);
-		gtt_poll(gtt_bar, 0x941c, (1 << 1), (0 << 1));
-	}
-
-	if ((rev & BASE_REV_MASK) == BASE_REV_IVB) {
-		reg32 = gtt_read(gtt_bar, 0x907c);
-		reg32 |= (1 << 16);
-		gtt_write(gtt_bar, 0x907c, reg32);
-
-		/* 6b: Clocking reset controls */
-		gtt_write(gtt_bar, 0x9424, 0x00000001);
-	} else {
-		/* 6b: Clocking reset controls */
-		gtt_write(gtt_bar, 0x9424, 0x00000000);
-	}
-
-	/* 7 */
-	if (gtt_poll(gtt_bar, 0x138124, (1 << 31), (0 << 31))) {
-		gtt_write(gtt_bar, 0x138128, 0x00000029); /* Mailbox Data */
-		/* Mailbox Cmd for RC6 VID */
-		gtt_write(gtt_bar, 0x138124, 0x80000004);
-		if (gtt_poll(gtt_bar, 0x138124, (1 << 31), (0 << 31)))
-			gtt_write(gtt_bar, 0x138124, 0x8000000a);
-		gtt_poll(gtt_bar, 0x138124, (1 << 31), (0 << 31));
-	}
-
-	/* 8 */
-	gtt_write(gtt_bar, 0xa090, 0x00000000); /* RC Control */
-	gtt_write(gtt_bar, 0xa098, 0x03e80000); /* RC1e Wake Rate Limit */
-	gtt_write(gtt_bar, 0xa09c, 0x0028001e); /* RC6/6p Wake Rate Limit */
-	gtt_write(gtt_bar, 0xa0a0, 0x0000001e); /* RC6pp Wake Rate Limit */
-	gtt_write(gtt_bar, 0xa0a8, 0x0001e848); /* RC Evaluation Interval */
-	gtt_write(gtt_bar, 0xa0ac, 0x00000019); /* RC Idle Hysteresis */
-
-	/* 9 */
-	gtt_write(gtt_bar, 0x2054, 0x0000000a); /* Render Idle Max Count */
-	gtt_write(gtt_bar, 0x12054, 0x0000000a); /* Video Idle Max Count */
-	gtt_write(gtt_bar, 0x22054, 0x0000000a); /* Blitter Idle Max Count */
-
-	/* 10 */
-	gtt_write(gtt_bar, 0xa0b0, 0x00000000); /* Unblock Ack to Busy */
-	gtt_write(gtt_bar, 0xa0b4, 0x000003e8); /* RC1e Threshold */
-	gtt_write(gtt_bar, 0xa0b8, 0x0000c350); /* RC6 Threshold */
-	gtt_write(gtt_bar, 0xa0bc, 0x000186a0); /* RC6p Threshold */
-	gtt_write(gtt_bar, 0xa0c0, 0x0000fa00); /* RC6pp Threshold */
-
-	/* 11 */
-	gtt_write(gtt_bar, 0xa010, 0x000f4240); /* RP Down Timeout */
-	gtt_write(gtt_bar, 0xa014, 0x12060000); /* RP Interrupt Limits */
-	gtt_write(gtt_bar, 0xa02c, 0x00015f90); /* RP Up Threshold */
-	gtt_write(gtt_bar, 0xa030, 0x000186a0); /* RP Down Threshold */
-	gtt_write(gtt_bar, 0xa068, 0x000186a0); /* RP Up EI */
-	gtt_write(gtt_bar, 0xa06c, 0x000493e0); /* RP Down EI */
-	gtt_write(gtt_bar, 0xa070, 0x0000000a); /* RP Idle Hysteresis */
-
-	/* 11a: Enable Render Standby (RC6) */
-	if ((rev & BASE_REV_MASK) == BASE_REV_IVB) {
-		/*
-		 * IvyBridge should also support DeepRenderStandby.
-		 *
-		 * Unfortunately it does not work reliably on all SKUs so
-		 * disable it here and it can be enabled by the kernel.
-		 */
-		gtt_write(gtt_bar, 0xa090, 0x88040000); /* HW RC Control */
-	} else {
-		gtt_write(gtt_bar, 0xa090, 0x88040000); /* HW RC Control */
-	}
-
-	/* 12: Normal Frequency Request */
-	/* RPNFREQ_VAL comes from MCHBAR 0x5998 23:16 (8 bits!? use 7) */
-	reg32 = readl(MCHBAR_REG(0x5998));
-	reg32 >>= 16;
-	reg32 &= 0xef;
-	reg32 <<= 25;
-	gtt_write(gtt_bar, 0xa008, reg32);
-
-	/* 13: RP Control */
-	gtt_write(gtt_bar, 0xa024, 0x00000592);
-
-	/* 14: Enable PM Interrupts */
-	gtt_write(gtt_bar, 0x4402c, 0x03000076);
-
-	/* Clear 0x6c024 [8:6] */
-	reg32 = gtt_read(gtt_bar, 0x6c024);
-	reg32 &= ~0x000001c0;
-	gtt_write(gtt_bar, 0x6c024, reg32);
-
-	return 0;
-}
-
-int gma_pm_init_post_vbios(struct udevice *dev, int rev, void *gtt_bar)
-{
-	const void *blob = gd->fdt_blob;
-	int node = dev->of_offset;
-	u32 reg32, cycle_delay;
-
-	debug("GT Power Management Init (post VBIOS)\n");
-
-	/* 15: Deassert Force Wake */
-	if (rev < IVB_STEP_C0) {
-		gtt_write(gtt_bar, 0xa18c, gtt_read(gtt_bar, 0xa18c) & ~1);
-		gtt_poll(gtt_bar, 0x130090, (1 << 0), (0 << 0));
-	} else {
-		gtt_write(gtt_bar, 0xa188, 0x1fffe);
-		if (gtt_poll(gtt_bar, 0x130040, (1 << 0), (0 << 0))) {
-			gtt_write(gtt_bar, 0xa188,
-				  gtt_read(gtt_bar, 0xa188) | 1);
-		}
-	}
-
-	/* 16: SW RC Control */
-	gtt_write(gtt_bar, 0xa094, 0x00060000);
-
-	/* Setup Digital Port Hotplug */
-	reg32 = gtt_read(gtt_bar, 0xc4030);
-	if (!reg32) {
-		u32 dp_hotplug[3];
-
-		if (fdtdec_get_int_array(blob, node, "intel,dp_hotplug",
-					 dp_hotplug, ARRAY_SIZE(dp_hotplug)))
-			return -EINVAL;
-
-		reg32 = (dp_hotplug[0] & 0x7) << 2;
-		reg32 |= (dp_hotplug[0] & 0x7) << 10;
-		reg32 |= (dp_hotplug[0] & 0x7) << 18;
-		gtt_write(gtt_bar, 0xc4030, reg32);
-	}
-
-	/* Setup Panel Power On Delays */
-	reg32 = gtt_read(gtt_bar, 0xc7208);
-	if (!reg32) {
-		reg32 = (unsigned)fdtdec_get_int(blob, node,
-						 "panel-port-select", 0) << 30;
-		reg32 |= fdtdec_get_int(blob, node, "panel-power-up-delay", 0)
-				<< 16;
-		reg32 |= fdtdec_get_int(blob, node,
-					"panel-power-backlight-on-delay", 0);
-		gtt_write(gtt_bar, 0xc7208, reg32);
-	}
-
-	/* Setup Panel Power Off Delays */
-	reg32 = gtt_read(gtt_bar, 0xc720c);
-	if (!reg32) {
-		reg32 = fdtdec_get_int(blob, node, "panel-power-down-delay", 0)
-				<< 16;
-		reg32 |= fdtdec_get_int(blob, node,
-					"panel-power-backlight-off-delay", 0);
-		gtt_write(gtt_bar, 0xc720c, reg32);
-	}
-
-	/* Setup Panel Power Cycle Delay */
-	cycle_delay = fdtdec_get_int(blob, node,
-				     "intel,panel-power-cycle-delay", 0);
-	if (cycle_delay) {
-		reg32 = gtt_read(gtt_bar, 0xc7210);
-		reg32 &= ~0xff;
-		reg32 |= cycle_delay;
-		gtt_write(gtt_bar, 0xc7210, reg32);
-	}
-
-	/* Enable Backlight if needed */
-	reg32 = fdtdec_get_int(blob, node, "intel,cpu-backlight", 0);
-	if (reg32) {
-		gtt_write(gtt_bar, 0x48250, (1 << 31));
-		gtt_write(gtt_bar, 0x48254, reg32);
-	}
-	reg32 = fdtdec_get_int(blob, node, "intel,pch-backlight", 0);
-	if (reg32) {
-		gtt_write(gtt_bar, 0xc8250, (1 << 31));
-		gtt_write(gtt_bar, 0xc8254, reg32);
-	}
-
-	return 0;
-}
-
-/*
- * Some vga option roms are used for several chipsets but they only have one
- * PCI ID in their header. If we encounter such an option rom, we need to do
- * the mapping ourselves.
- */
-
-uint32_t board_map_oprom_vendev(uint32_t vendev)
-{
-	switch (vendev) {
-	case 0x80860102:		/* GT1 Desktop */
-	case 0x8086010a:		/* GT1 Server */
-	case 0x80860112:		/* GT2 Desktop */
-	case 0x80860116:		/* GT2 Mobile */
-	case 0x80860122:		/* GT2 Desktop >=1.3GHz */
-	case 0x80860126:		/* GT2 Mobile >=1.3GHz */
-	case 0x80860156:                /* IVB */
-	case 0x80860166:                /* IVB */
-		return 0x80860106;	/* GT1 Mobile */
-	}
-
-	return vendev;
-}
-
-static int int15_handler(void)
-{
-	int res = 0;
-
-	debug("%s: INT15 function %04x!\n", __func__, M.x86.R_AX);
-
-	switch (M.x86.R_AX) {
-	case 0x5f34:
-		/*
-		 * Set Panel Fitting Hook:
-		 *  bit 2 = Graphics Stretching
-		 *  bit 1 = Text Stretching
-		 *  bit 0 = Centering (do not set with bit1 or bit2)
-		 *  0     = video bios default
-		 */
-		M.x86.R_AX = 0x005f;
-		M.x86.R_CL = 0x00; /* Use video bios default */
-		res = 1;
-		break;
-	case 0x5f35:
-		/*
-		 * Boot Display Device Hook:
-		 *  bit 0 = CRT
-		 *  bit 1 = TV (eDP)
-		 *  bit 2 = EFP
-		 *  bit 3 = LFP
-		 *  bit 4 = CRT2
-		 *  bit 5 = TV2 (eDP)
-		 *  bit 6 = EFP2
-		 *  bit 7 = LFP2
-		 */
-		M.x86.R_AX = 0x005f;
-		M.x86.R_CX = 0x0000; /* Use video bios default */
-		res = 1;
-		break;
-	case 0x5f51:
-		/*
-		 * Hook to select active LFP configuration:
-		 *  00h = No LVDS, VBIOS does not enable LVDS
-		 *  01h = Int-LVDS, LFP driven by integrated LVDS decoder
-		 *  02h = SVDO-LVDS, LFP driven by SVDO decoder
-		 *  03h = eDP, LFP Driven by Int-DisplayPort encoder
-		 */
-		M.x86.R_AX = 0x005f;
-		M.x86.R_CX = 0x0003; /* eDP */
-		res = 1;
-		break;
-	case 0x5f70:
-		switch (M.x86.R_CH) {
-		case 0:
-			/* Get Mux */
-			M.x86.R_AX = 0x005f;
-			M.x86.R_CX = 0x0000;
-			res = 1;
-			break;
-		case 1:
-			/* Set Mux */
-			M.x86.R_AX = 0x005f;
-			M.x86.R_CX = 0x0000;
-			res = 1;
-			break;
-		case 2:
-			/* Get SG/Non-SG mode */
-			M.x86.R_AX = 0x005f;
-			M.x86.R_CX = 0x0000;
-			res = 1;
-			break;
-		default:
-			/* Interrupt was not handled */
-			debug("Unknown INT15 5f70 function: 0x%02x\n",
-			      M.x86.R_CH);
-			break;
-		}
-		break;
-	case 0x5fac:
-		res = 1;
-		break;
-	default:
-		debug("Unknown INT15 function %04x!\n", M.x86.R_AX);
-		break;
-	}
-	return res;
-}
-
-void sandybridge_setup_graphics(struct udevice *dev, struct udevice *video_dev)
-{
-	u32 reg32;
-	u16 reg16;
-	u8 reg8;
-
-	dm_pci_read_config16(video_dev, PCI_DEVICE_ID, &reg16);
-	switch (reg16) {
-	case 0x0102: /* GT1 Desktop */
-	case 0x0106: /* GT1 Mobile */
-	case 0x010a: /* GT1 Server */
-	case 0x0112: /* GT2 Desktop */
-	case 0x0116: /* GT2 Mobile */
-	case 0x0122: /* GT2 Desktop >=1.3GHz */
-	case 0x0126: /* GT2 Mobile >=1.3GHz */
-	case 0x0156: /* IvyBridge */
-	case 0x0166: /* IvyBridge */
-		break;
-	default:
-		debug("Graphics not supported by this CPU/chipset\n");
-		return;
-	}
-
-	debug("Initialising Graphics\n");
-
-	/* Setup IGD memory by setting GGC[7:3] = 1 for 32MB */
-	dm_pci_read_config16(dev, GGC, &reg16);
-	reg16 &= ~0x00f8;
-	reg16 |= 1 << 3;
-	/* Program GTT memory by setting GGC[9:8] = 2MB */
-	reg16 &= ~0x0300;
-	reg16 |= 2 << 8;
-	/* Enable VGA decode */
-	reg16 &= ~0x0002;
-	dm_pci_write_config16(dev, GGC, reg16);
-
-	/* Enable 256MB aperture */
-	dm_pci_read_config8(video_dev, MSAC, &reg8);
-	reg8 &= ~0x06;
-	reg8 |= 0x02;
-	dm_pci_write_config8(video_dev, MSAC, reg8);
-
-	/* Erratum workarounds */
-	reg32 = readl(MCHBAR_REG(0x5f00));
-	reg32 |= (1 << 9) | (1 << 10);
-	writel(reg32, MCHBAR_REG(0x5f00));
-
-	/* Enable SA Clock Gating */
-	reg32 = readl(MCHBAR_REG(0x5f00));
-	writel(reg32 | 1, MCHBAR_REG(0x5f00));
-
-	/* GPU RC6 workaround for sighting 366252 */
-	reg32 = readl(MCHBAR_REG(0x5d14));
-	reg32 |= (1 << 31);
-	writel(reg32, MCHBAR_REG(0x5d14));
-
-	/* VLW */
-	reg32 = readl(MCHBAR_REG(0x6120));
-	reg32 &= ~(1 << 0);
-	writel(reg32, MCHBAR_REG(0x6120));
-
-	reg32 = readl(MCHBAR_REG(0x5418));
-	reg32 |= (1 << 4) | (1 << 5);
-	writel(reg32, MCHBAR_REG(0x5418));
-}
-
-int gma_func0_init(struct udevice *dev)
-{
-#ifdef CONFIG_VIDEO
-	ulong start;
-#endif
-	struct udevice *nbridge;
-	void *gtt_bar;
-	ulong base;
-	u32 reg32;
-	int ret;
-	int rev;
-
-	/* Enable PCH Display Port */
-	writew(0x0010, RCB_REG(DISPBDF));
-	setbits_le32(RCB_REG(FD2), PCH_ENABLE_DBDF);
-
-	ret = uclass_first_device_err(UCLASS_NORTHBRIDGE, &nbridge);
-	if (ret)
-		return ret;
-	rev = bridge_silicon_revision(nbridge);
-	sandybridge_setup_graphics(nbridge, dev);
-
-	/* IGD needs to be Bus Master */
-	dm_pci_read_config32(dev, PCI_COMMAND, &reg32);
-	reg32 |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY | PCI_COMMAND_IO;
-	dm_pci_write_config32(dev, PCI_COMMAND, reg32);
-
-	/* Use write-combining for the graphics memory, 256MB */
-	base = dm_pci_read_bar32(dev, 2);
-	mtrr_add_request(MTRR_TYPE_WRCOMB, base, 256 << 20);
-	mtrr_commit(true);
-
-	gtt_bar = (void *)dm_pci_read_bar32(dev, 0);
-	debug("GT bar %p\n", gtt_bar);
-	ret = gma_pm_init_pre_vbios(gtt_bar, rev);
-	if (ret)
-		return ret;
-
-#ifdef CONFIG_VIDEO
-	start = get_timer(0);
-	ret = dm_pci_run_vga_bios(dev, int15_handler,
-				  PCI_ROM_USE_NATIVE | PCI_ROM_ALLOW_FALLBACK);
-	debug("BIOS ran in %lums\n", get_timer(start));
-#endif
-	/* Post VBIOS init */
-	ret = gma_pm_init_post_vbios(dev, rev, gtt_bar);
-	if (ret)
-		return ret;
-
-	return 0;
-}
diff --git a/arch/x86/cpu/ivybridge/gma.h b/arch/x86/cpu/ivybridge/gma.h
deleted file mode 100644
index e7ec649..0000000
--- a/arch/x86/cpu/ivybridge/gma.h
+++ /dev/null
@@ -1,156 +0,0 @@
-/*
- * From Coreboot file of the same name
- *
- * Copyright (C) 2012 Chromium OS Authors
- *
- * SPDX-License-Identifier:	GPL-2.0
- */
-
-/* mailbox 0: header */
-__packed struct opregion_header {
-	u8	signature[16];
-	u32	size;
-	u32	version;
-	u8	sbios_version[32];
-	u8	vbios_version[16];
-	u8	driver_version[16];
-	u32	mailboxes;
-	u8	reserved[164];
-};
-
-#define IGD_OPREGION_SIGNATURE "IntelGraphicsMem"
-#define IGD_OPREGION_VERSION  2
-
-#define IGD_MBOX1	(1 << 0)
-#define IGD_MBOX2	(1 << 1)
-#define IGD_MBOX3	(1 << 2)
-#define IGD_MBOX4	(1 << 3)
-#define IGD_MBOX5	(1 << 4)
-
-#define MAILBOXES_MOBILE  (IGD_MBOX1 | IGD_MBOX2 | IGD_MBOX3 | \
-			   IGD_MBOX4 | IGD_MBOX5)
-#define MAILBOXES_DESKTOP (IGD_MBOX2 | IGD_MBOX4)
-
-#define SBIOS_VERSION_SIZE 32
-
-/* mailbox 1: public acpi methods */
-__packed struct opregion_mailbox1 {
-	u32	drdy;
-	u32	csts;
-	u32	cevt;
-	u8	reserved1[20];
-	u32	didl[8];
-	u32	cpdl[8];
-	u32	cadl[8];
-	u32	nadl[8];
-	u32	aslp;
-	u32	tidx;
-	u32	chpd;
-	u32	clid;
-	u32	cdck;
-	u32	sxsw;
-	u32	evts;
-	u32	cnot;
-	u32	nrdy;
-	u8	reserved2[60];
-};
-
-/* mailbox 2: software sci interface */
-__packed struct opregion_mailbox2 {
-	u32	scic;
-	u32	parm;
-	u32	dslp;
-	u8	reserved[244];
-};
-
-/* mailbox 3: power conservation */
-__packed struct opregion_mailbox3 {
-	u32	ardy;
-	u32	aslc;
-	u32	tche;
-	u32	alsi;
-	u32	bclp;
-	u32	pfit;
-	u32	cblv;
-	u16	bclm[20];
-	u32	cpfm;
-	u32	epfm;
-	u8	plut[74];
-	u32	pfmb;
-	u32	ccdv;
-	u32	pcft;
-	u8	reserved[94];
-};
-
-#define IGD_BACKLIGHT_BRIGHTNESS 0xff
-#define IGD_INITIAL_BRIGHTNESS 0x64
-
-#define IGD_FIELD_VALID	(1 << 31)
-#define IGD_WORD_FIELD_VALID (1 << 15)
-#define IGD_PFIT_STRETCH 6
-
-/* mailbox 4: vbt */
-__packed struct {
-	u8 gvd1[7168];
-} opregion_vbt_t;
-
-/* IGD OpRegion */
-__packed struct igd_opregion {
-	opregion_header_t header;
-	opregion_mailbox1_t mailbox1;
-	opregion_mailbox2_t mailbox2;
-	opregion_mailbox3_t mailbox3;
-	opregion_vbt_t vbt;
-};
-
-/* Intel Video BIOS (Option ROM) */
-__packed struct optionrom_header {
-	u16	signature;
-	u8	size;
-	u8	reserved[21];
-	u16	pcir_offset;
-	u16	vbt_offset;
-};
-
-#define OPROM_SIGNATURE 0xaa55
-
-__packed struct optionrom_pcir {
-	u32 signature;
-	u16 vendor;
-	u16 device;
-	u16 reserved1;
-	u16 length;
-	u8  revision;
-	u8  classcode[3];
-	u16 imagelength;
-	u16 coderevision;
-	u8  codetype;
-	u8  indicator;
-	u16 reserved2;
-};
-
-__packed struct optionrom_vbt {
-	u8  hdr_signature[20];
-	u16 hdr_version;
-	u16 hdr_size;
-	u16 hdr_vbt_size;
-	u8  hdr_vbt_checksum;
-	u8  hdr_reserved;
-	u32 hdr_vbt_datablock;
-	u32 hdr_aim[4];
-	u8  datahdr_signature[16];
-	u16 datahdr_version;
-	u16 datahdr_size;
-	u16 datahdr_datablocksize;
-	u8  coreblock_id;
-	u16 coreblock_size;
-	u16 coreblock_biossize;
-	u8  coreblock_biostype;
-	u8  coreblock_releasestatus;
-	u8  coreblock_hwsupported;
-	u8  coreblock_integratedhw;
-	u8  coreblock_biosbuild[4];
-	u8  coreblock_biossignon[155];
-};
-
-#define VBT_SIGNATURE 0x54425624
diff --git a/arch/x86/cpu/ivybridge/model_206ax.c b/arch/x86/cpu/ivybridge/model_206ax.c
index 38e244b..b074367 100644
--- a/arch/x86/cpu/ivybridge/model_206ax.c
+++ b/arch/x86/cpu/ivybridge/model_206ax.c
@@ -20,7 +20,6 @@
 #include <asm/processor.h>
 #include <asm/speedstep.h>
 #include <asm/turbo.h>
-#include <asm/arch/bd82x6x.h>
 #include <asm/arch/model_206ax.h>
 
 static void enable_vmx(void)
diff --git a/arch/x86/cpu/ivybridge/sata.c b/arch/x86/cpu/ivybridge/sata.c
index 1ce8195..87ff872 100644
--- a/arch/x86/cpu/ivybridge/sata.c
+++ b/arch/x86/cpu/ivybridge/sata.c
@@ -12,7 +12,6 @@
 #include <asm/pch_common.h>
 #include <asm/pci.h>
 #include <asm/arch/pch.h>
-#include <asm/arch/bd82x6x.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
diff --git a/arch/x86/include/asm/arch-ivybridge/bd82x6x.h b/arch/x86/include/asm/arch-ivybridge/bd82x6x.h
deleted file mode 100644
index e866580..0000000
--- a/arch/x86/include/asm/arch-ivybridge/bd82x6x.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- * Copyright (C) 2014 Google, Inc
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#ifndef _ASM_ARCH_BD82X6X_H
-#define _ASM_ARCH_BD82X6X_H
-
-int gma_func0_init(struct udevice *dev);
-
-#endif
diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h
index 7892757..540024a 100644
--- a/arch/x86/include/asm/cpu.h
+++ b/arch/x86/include/asm/cpu.h
@@ -53,7 +53,6 @@ enum {
 enum {
 	X86_NONE,
 	X86_SYSCON_ME,		/* Intel Management Engine */
-	X86_SYSCON_GMA,		/* Intel Graphics Media Accelerator */
 	X86_SYSCON_PINCONF,	/* Intel x86 pin configuration */
 };
 
diff --git a/configs/chromebook_link_defconfig b/configs/chromebook_link_defconfig
index 8c91bfe..2475222 100644
--- a/configs/chromebook_link_defconfig
+++ b/configs/chromebook_link_defconfig
@@ -57,8 +57,10 @@ CONFIG_TPM_TIS_LPC=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
 CONFIG_USB_STORAGE=y
+CONFIG_DM_VIDEO=y
 CONFIG_VIDEO_VESA=y
 CONFIG_FRAMEBUFFER_SET_VESA_MODE=y
 CONFIG_FRAMEBUFFER_VESA_MODE_11A=y
+CONFIG_VIDEO_IVYBRIDGE_IGD=y
 CONFIG_USE_PRIVATE_LIBGCC=y
 CONFIG_TPM=y
-- 
2.8.0.rc3.226.g39d4020