Patchwork [U-Boot,v2,3/9] tegra20: remove inline assembly for u32 cast

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Submitter Allen Martin
Date Aug. 1, 2012, 8:32 p.m.
Message ID <1343853146-15498-4-git-send-email-amartin@nvidia.com>
Download mbox | patch
Permalink /patch/174588/
State Superseded
Headers show

Comments

Allen Martin - Aug. 1, 2012, 8:32 p.m.
This inline assembly just converts a function address to a u32.
Replace it with equivalent C code since the assembly was not thumb
compatible.

Signed-off-by: Allen Martin <amartin@nvidia.com>
---
 arch/arm/cpu/tegra20-common/warmboot_avp.c |    9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

Patch

diff --git a/arch/arm/cpu/tegra20-common/warmboot_avp.c b/arch/arm/cpu/tegra20-common/warmboot_avp.c
index cd01908..0a7f09f 100644
--- a/arch/arm/cpu/tegra20-common/warmboot_avp.c
+++ b/arch/arm/cpu/tegra20-common/warmboot_avp.c
@@ -51,14 +51,7 @@  void wb_start(void)
 	/* enable JTAG & TBE */
 	writel(CONFIG_CTL_TBE | CONFIG_CTL_JTAG, &pmt->pmt_cfg_ctl);
 
-	/* Are we running where we're supposed to be? */
-	asm volatile (
-		"adr	%0, wb_start;"	/* reg: wb_start address */
-		: "=r"(reg)		/* output */
-					/* no input, no clobber list */
-	);
-
-	if (reg != AP20_WB_RUN_ADDRESS)
+	if ((u32)wb_start != AP20_WB_RUN_ADDRESS)
 		goto do_reset;
 
 	/* Are we running with AVP? */