sunxi_nand_spl: Properly config page-size in the nand ctl register
authorHans de Goede <hdegoede@redhat.com>
Sat, 15 Aug 2015 18:05:13 +0000 (20:05 +0200)
committerLothar Waßmann <LW@KARO-electronics.de>
Thu, 10 Sep 2015 10:19:13 +0000 (12:19 +0200)
Properly config page-size in the nand ctl register, it seems that things
work fine without doing this, but still lets play it safe and properly
set the page-size.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
drivers/mtd/nand/sunxi_nand_spl.c

index 61eb393..872cedf 100644 (file)
@@ -42,6 +42,8 @@
 #define NFC_CTL_EN                 (1 << 0)
 #define NFC_CTL_RESET              (1 << 1)
 #define NFC_CTL_RAM_METHOD         (1 << 14)
+#define NFC_CTL_PAGE_SIZE_MASK     (0xf << 8)
+#define NFC_CTL_PAGE_SIZE(a)       ((fls(a) - 11) << 8)
 
 
 #define NFC_ECC_EN                 (1 << 0)
@@ -294,6 +296,9 @@ int nand_spl_load_image(uint32_t offs, unsigned int size, void *dest)
        void *current_dest;
        uint32_t ecc_errors = 0;
 
+       clrsetbits_le32(SUNXI_NFC_BASE + NFC_CTL, NFC_CTL_PAGE_SIZE_MASK,
+                       NFC_CTL_PAGE_SIZE(CONFIG_NAND_SUNXI_SPL_PAGE_SIZE));
+
        for (current_dest = dest;
                        current_dest < (dest + size);
                        current_dest += CONFIG_NAND_SUNXI_SPL_ECC_PAGE_SIZE) {