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[V4,16/18] ARM: OMAP2+: Remove unnecesssary GPMC definitions and variable

Message ID 1363710956-26773-17-git-send-email-jon-hunter@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Hunter, Jon March 19, 2013, 4:35 p.m. UTC 
With commit 21cc2bd (ARM: OMAP2+: Remove apollon board support) the
variable "boot_rom_space" is now not needed and the code surrounding
this variable can be cleaned up and simplified. Remove unnecessary
definitions and clean-up the comment as well.

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Tested-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
---
 arch/arm/mach-omap2/gpmc.c |   12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)
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Patch

diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 9797f46..ebb88cf 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -92,9 +92,7 @@ 
 #define GPMC_CS_SIZE		0x30
 #define	GPMC_BCH_SIZE		0x10
 
-#define GPMC_MEM_START		0x00000000
 #define GPMC_MEM_END		0x3FFFFFFF
-#define BOOT_ROM_SPACE		0x100000	/* 1MB */
 
 #define GPMC_CHUNK_SHIFT	24		/* 16 MB */
 #define GPMC_SECTION_SHIFT	28		/* 128 MB */
@@ -790,13 +788,13 @@  static void gpmc_mem_exit(void)
 static int gpmc_mem_init(void)
 {
 	int cs, rc;
-	unsigned long boot_rom_space = 0;
 
-	/* never allocate the first page, to facilitate bug detection;
-	 * even if we didn't boot from ROM.
+	/*
+	 * The first 1MB of GPMC address space is typically mapped to
+	 * the internal ROM. Never allocate the first page, to
+	 * facilitate bug detection; even if we didn't boot from ROM.
 	 */
-	boot_rom_space = BOOT_ROM_SPACE;
-	gpmc_mem_root.start = GPMC_MEM_START + boot_rom_space;
+	gpmc_mem_root.start = SZ_1M;
 	gpmc_mem_root.end = GPMC_MEM_END;
 
 	/* Reserve all regions that has been set up by bootloader */