s5pc210: universal: Reduce the OneNAND configuration time

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

diff --git a/board/samsung/universal_c210/lowlevel_init.S b/board/samsung/universal_c210/lowlevel_init.S
index d85d1ed..b18138c 100644 (file)
--- a/board/samsung/universal_c210/lowlevel_init.S
+++ b/board/samsung/universal_c210/lowlevel_init.S
@@ -105,6 +105,10 @@ lowlevel_init:
 
 #ifdef CONFIG_PRELOADER
        ldr     r0, =0x0C600000
+
+       ldr     r1, =0x1212
+       str     r1, [r0, #0x108]
+
 1:     ldr     r1, [r0, #0x10C]                        @ ONENAND_IF_STATUS
        and     r1, r1, #1
        cmp     r1, #1
@@ -126,20 +130,17 @@ lowlevel_init:
        ldr     r2, =0x0C000000
        ldrh    r1, [r2]
 
+       /* XXX: Must insert 2 nop */
+       nop
+       nop
+
        /*
         * GCE[26]      : Gated Clock Enable
         * RPE[17]      : Enables Read Prefetch
         * HF[2]        : High Frequency
         */
-       /* XXX: need some time to access OneNAND SFR */
-       mov     r1, #0x10000
-1:     subs    r1, r1, #1
-       bne     1b
-
        ldr     r1, =((1 << 26) | (1 << 17) | 0xE006)
        str     r1, [r0, #0x100]                        @ ONENAND_IF_CTRL
-       ldr     r1, =0x1212
-       str     r1, [r0, #0x108]
 #endif
 
 #ifndef CONFIG_PRELOADER