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authorMiquel Raynal <miquel.raynal@bootlin.com>2019-05-07 14:18:48 +0200
committerTom Rini <trini@konsulko.com>2019-07-11 10:05:15 -0400
commit76bdaaa196be0c45c7933127fb33c8f9c23f541d (patch)
tree067d04abf33ebaf67b84a2f42265ec7aff1794c7 /arch/arm/cpu/arm926ejs/spear
parent10a5b3cd99690f138597544629460c16dcfadd16 (diff)
arm: spear: Purely cosmetic changes in start.S
Before cleaning a bit further the spear/start.S file, apply a few cosmetic changes: capital letters, comment indentation and small rewriting. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'arch/arm/cpu/arm926ejs/spear')
-rw-r--r--arch/arm/cpu/arm926ejs/spear/start.S17
1 files changed, 8 insertions, 9 deletions
diff --git a/arch/arm/cpu/arm926ejs/spear/start.S b/arch/arm/cpu/arm926ejs/spear/start.S
index c3bb58c55b..566cf668b7 100644
--- a/arch/arm/cpu/arm926ejs/spear/start.S
+++ b/arch/arm/cpu/arm926ejs/spear/start.S
@@ -31,11 +31,10 @@
.globl reset
reset:
-/*
- * SPL has to return back to BootROM in a few cases.
- * eg. Ethernet boot, UART boot, USB boot
- * Saving registers for returning back
- */
+ /*
+ * SPL has to return back to BootROM in a few cases (eg. Ethernet boot,
+ * UART boot, USB boot): save registers in BootROM's stack.
+ */
stmdb sp!, {r0-r12,r14}
bl cpu_init_crit
ldmia sp!, {r0-r12,pc}
@@ -52,14 +51,14 @@ reset:
*/
cpu_init_crit:
/*
- * flush v4 I/D caches
+ * Flush v4 I/D caches
*/
mov r0, #0
- mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */
- mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */
+ mcr p15, 0, r0, c7, c7, 0 /* Flush v3/v4 cache */
+ mcr p15, 0, r0, c8, c7, 0 /* Flush v4 TLB */
/*
- * enable instruction cache
+ * Enable instruction cache
*/
mrc p15, 0, r0, c1, c0, 0
orr r0, r0, #0x00001000 /* set bit 12 (I) I-Cache */