From fca152cb89b1481c660819664cc2d76a2a15e011 Mon Sep 17 00:00:00 2001
From: Michael Niewöhner <foss@mniewoehner.de>
Date: Sun, 20 Dec 2020 18:01:26 +0100
Subject: soc/intel/cnl: add Kconfig values for GMA backlight registers
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Add the right register values for backlight control to CNL's Kconfig.
To make iasl happy about the reversed register order, split the field.

Change-Id: I05a06cc42397c202df9c9a1ebc72fb10da3b10ec
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48772
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
---
 src/drivers/intel/gma/acpi/gma.asl | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/drivers/intel/gma')

diff --git a/src/drivers/intel/gma/acpi/gma.asl b/src/drivers/intel/gma/acpi/gma.asl
index c4ee2db826..03b049106c 100644
--- a/src/drivers/intel/gma/acpi/gma.asl
+++ b/src/drivers/intel/gma/acpi/gma.asl
@@ -20,6 +20,9 @@ Device (GFX0)
 	{
 		Offset (CONFIG_INTEL_GMA_BCLV_OFFSET),
 		BCLV, CONFIG_INTEL_GMA_BCLV_WIDTH,
+	}
+	Field (GFRG, DWordAcc, NoLock, Preserve)
+	{
 		Offset (CONFIG_INTEL_GMA_BCLM_OFFSET),
 		BCLM, CONFIG_INTEL_GMA_BCLM_WIDTH
 	}
-- 
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