From: Fabio Estevam fabio.estevam@freescale.com
FSL bootlets code set the PORT_PRIORITY_ORDER field of register HW_EMI_CTRL as 0x2, which means:
PORT0231 = 0x02 Priority Order: AXI0, AHB2, AHB3, AHB1
Signed-off-by: Fabio Estevam fabio.estevam@freescale.com --- arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c b/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c index f500851..68b9587 100644 --- a/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c +++ b/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c @@ -274,7 +274,7 @@ static void mx23_mem_init(void) early_delay(20000);
/* Adjust EMI port priority. */ - clrsetbits_le32(0x80020000, 0x1f << 16, 0x8); + clrsetbits_le32(0x80020000, 0x1f << 16, 0x2); early_delay(20000);
setbits_le32(MXS_DRAM_BASE + 0x40, 1 << 19);