nand/fsl_elbc: shrink SPL a bit by converting out_be32() to __raw_writel()

This is needed to make room for a bugfix on p1_p2_rdb_pc.  A sync is used
before the final write to LSOR that initiates the transaction, to ensure
all the other set up has been completed.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>

diff --git a/nand_spl/nand_boot_fsl_elbc.c b/nand_spl/nand_boot_fsl_elbc.c
index 502605b1d5cc00ddf13c6763282b83783cc47222..e9d649743eeef51f6c5175249493a042b48ca26b 100644 (file)
--- a/nand_spl/nand_boot_fsl_elbc.c
+++ b/nand_spl/nand_boot_fsl_elbc.c
@@ -66,39 +66,42 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst)
 
        if (large) {
                fmr |= FMR_ECCM;
-               out_be32(&regs->fcr, (NAND_CMD_READ0 << FCR_CMD0_SHIFT) |
-                                    (NAND_CMD_READSTART << FCR_CMD1_SHIFT));
-               out_be32(&regs->fir,
-                        (FIR_OP_CW0 << FIR_OP0_SHIFT) |
-                        (FIR_OP_CA  << FIR_OP1_SHIFT) |
-                        (FIR_OP_PA  << FIR_OP2_SHIFT) |
-                        (FIR_OP_CW1 << FIR_OP3_SHIFT) |
-                        (FIR_OP_RBW << FIR_OP4_SHIFT));
+               __raw_writel((NAND_CMD_READ0 << FCR_CMD0_SHIFT) |
+                       (NAND_CMD_READSTART << FCR_CMD1_SHIFT),
+                       &regs->fcr);
+               __raw_writel(
+                       (FIR_OP_CW0 << FIR_OP0_SHIFT) |
+                       (FIR_OP_CA  << FIR_OP1_SHIFT) |
+                       (FIR_OP_PA  << FIR_OP2_SHIFT) |
+                       (FIR_OP_CW1 << FIR_OP3_SHIFT) |
+                       (FIR_OP_RBW << FIR_OP4_SHIFT),
+                       &regs->fir);
        } else {
-               out_be32(&regs->fcr, NAND_CMD_READ0 << FCR_CMD0_SHIFT);
-               out_be32(&regs->fir,
-                        (FIR_OP_CW0 << FIR_OP0_SHIFT) |
-                        (FIR_OP_CA  << FIR_OP1_SHIFT) |
-                        (FIR_OP_PA  << FIR_OP2_SHIFT) |
-                        (FIR_OP_RBW << FIR_OP3_SHIFT));
+               __raw_writel(NAND_CMD_READ0 << FCR_CMD0_SHIFT, &regs->fcr);
+               __raw_writel(
+                       (FIR_OP_CW0 << FIR_OP0_SHIFT) |
+                       (FIR_OP_CA  << FIR_OP1_SHIFT) |
+                       (FIR_OP_PA  << FIR_OP2_SHIFT) |
+                       (FIR_OP_RBW << FIR_OP3_SHIFT),
+                       &regs->fir);
        }
 
-       out_be32(&regs->fbcr, 0);
-       clrsetbits_be32(&regs->bank[0].br, BR_DECC, BR_DECC_CHK_GEN);
+       __raw_writel(0, &regs->fbcr);
 
        while (pos < uboot_size) {
                int i = 0;
-               out_be32(&regs->fbar, offs >> block_shift);
+               __raw_writel(offs >> block_shift, &regs->fbar);
 
                do {
                        int j;
                        unsigned int page_offs = (offs & (block_size - 1)) << 1;
 
-                       out_be32(&regs->ltesr, ~0);
-                       out_be32(&regs->lteatr, 0);
-                       out_be32(&regs->fpar, page_offs);
-                       out_be32(&regs->fmr, fmr);
-                       out_be32(&regs->lsor, 0);
+                       __raw_writel(~0, &regs->ltesr);
+                       __raw_writel(0, &regs->lteatr);
+                       __raw_writel(page_offs, &regs->fpar);
+                       __raw_writel(fmr, &regs->fmr);
+                       sync();
+                       __raw_writel(0, &regs->lsor);
                        nand_wait();
 
                        page_offs %= WINDOW_SIZE;