nb/i945: Drop CHANNEL_XOR_RANDOMIZATION selection

CHANNEL_XOR_RANDOMIZATION is configurable for no reason.

Change-Id: I31e6ed6cb040dcba756cbfd2247d90753d372915
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32928
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

src/mainboard/apple/macbook21/Kconfig

@@ -13,7 +13,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_CMOS_DEFAULT
 	select HAVE_MP_TABLE
 	select BOARD_ROMSIZE_KB_2048
-	select CHANNEL_XOR_RANDOMIZATION
 	select INTEL_INT15
 	select HAVE_ACPI_TABLES
 	select HAVE_ACPI_RESUME

src/mainboard/asus/p5gc-mx/Kconfig

@@ -29,7 +29,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_ACPI_TABLES
 	select HAVE_ACPI_RESUME
 	select BOARD_ROMSIZE_KB_512
-	select CHANNEL_XOR_RANDOMIZATION
 	select MAINBOARD_HAS_NATIVE_VGA_INIT
 	select INTEL_GMA_HAVE_VBT
 

src/mainboard/getac/p470/Kconfig

@@ -32,7 +32,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_ACPI_RESUME
 	select UDELAY_LAPIC
 	select BOARD_ROMSIZE_KB_1024
-	select CHANNEL_XOR_RANDOMIZATION
 	select INTEL_INT15
 	select I945_LVDS
 

src/mainboard/gigabyte/ga-945gcm-s2l/Kconfig

@@ -29,7 +29,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_ACPI_TABLES
 	select HAVE_ACPI_RESUME
 	select BOARD_ROMSIZE_KB_512
-	select CHANNEL_XOR_RANDOMIZATION
 	select MAINBOARD_HAS_NATIVE_VGA_INIT
 	select REALTEK_8168_RESET if BOARD_GIGABYTE_GA_945GCM_S2L
 	select INTEL_GMA_HAVE_VBT

src/mainboard/ibase/mb899/Kconfig

@@ -14,7 +14,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_OPTION_TABLE
 	select HAVE_ACPI_RESUME
 	select BOARD_ROMSIZE_KB_512
-	select CHANNEL_XOR_RANDOMIZATION
 	select INTEL_INT15
 
 config MAINBOARD_DIR

src/mainboard/intel/d945gclf/Kconfig

@@ -28,7 +28,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_ACPI_TABLES
 	select HAVE_ACPI_RESUME
 	select BOARD_ROMSIZE_KB_512
-	select CHANNEL_XOR_RANDOMIZATION
 	select MAINBOARD_HAS_NATIVE_VGA_INIT
 	select INTEL_GMA_HAVE_VBT
 

src/mainboard/kontron/986lcd-m/Kconfig

@@ -14,7 +14,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_OPTION_TABLE
 	select HAVE_ACPI_RESUME
 	select BOARD_ROMSIZE_KB_1024
-	select CHANNEL_XOR_RANDOMIZATION
 	select INTEL_INT15
 	select OVERRIDE_CLOCK_DISABLE
 

src/mainboard/lenovo/t60/Kconfig

@@ -17,7 +17,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select INTEL_INT15
 	select HAVE_MP_TABLE
 	select BOARD_ROMSIZE_KB_2048
-	select CHANNEL_XOR_RANDOMIZATION
 	select HAVE_ACPI_TABLES
 	select HAVE_ACPI_RESUME
 	select H8_DOCK_EARLY_INIT

src/mainboard/lenovo/x60/Kconfig

@@ -19,7 +19,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_PIRQ_TABLE
 	select HAVE_MP_TABLE
 	select BOARD_ROMSIZE_KB_2048
-	select CHANNEL_XOR_RANDOMIZATION
 	select HAVE_ACPI_TABLES
 	select HAVE_ACPI_RESUME
 	select USE_OPTION_TABLE

src/mainboard/lenovo/z61t/Kconfig

@@ -17,7 +17,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select INTEL_INT15
 	select HAVE_MP_TABLE
 	select BOARD_ROMSIZE_KB_2048
-	select CHANNEL_XOR_RANDOMIZATION
 	select HAVE_ACPI_TABLES
 	select HAVE_ACPI_RESUME
 	select H8_DOCK_EARLY_INIT

src/mainboard/roda/rk886ex/Kconfig

@@ -17,7 +17,6 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_ACPI_TABLES
 	select HAVE_ACPI_RESUME
 	select BOARD_ROMSIZE_KB_1024
-	select CHANNEL_XOR_RANDOMIZATION
 	select INTEL_INT15
 
 config MAINBOARD_DIR

src/northbridge/intel/i945/Kconfig

@@ -56,10 +56,6 @@ config I945_LVDS
 	  for the LVDS port. A linear framebuffer is only supported for
 	  LVDS.
 
-config CHANNEL_XOR_RANDOMIZATION
-	bool
-	default n
-
 config MMCONF_BASE_ADDRESS
 	hex
 	default 0xf0000000

src/northbridge/intel/i945/raminit.c

@@ -2112,12 +2112,8 @@ static void sdram_post_jedec_initialization(struct sys_info *sysinfo)
 	if (sysinfo->interleaved) {
 
 		reg32 = MCHBAR32(DCC);
-#if CONFIG(CHANNEL_XOR_RANDOMIZATION)
 		reg32 &= ~(1 << 10);
 		reg32 |= (1 << 9);
-#else
-		reg32 &= ~(1 << 9);
-#endif
 		MCHBAR32(DCC) = reg32;
 	}