ARM: UniPhier: remove Denali NAND controller fixup code
authorMasahiro Yamada <yamada.m@jp.panasonic.com>
Fri, 28 Nov 2014 06:19:32 +0000 (15:19 +0900)
committerMasahiro Yamada <yamada.m@jp.panasonic.com>
Sun, 7 Dec 2014 08:47:32 +0000 (17:47 +0900)
This ugly work-around code is unnecessary since commit f09eb52b3ffc
(mtd: denali: set some registers after nand_scan_ident()).

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
arch/arm/cpu/armv7/uniphier/board_late_init.c

index 37300206f60ab5b9ac0365c63e93d1876c8b0b1e..0622a1e16e0dfc3a63b04fa46f962538958eca66 100644 (file)
@@ -26,42 +26,6 @@ static void nand_denali_wp_disable(void)
 #endif
 }
 
-static void nand_denali_fixup(void)
-{
-#if defined(CONFIG_NAND_DENALI) && \
-       (defined(CONFIG_MACH_PH1_SLD8) || defined(CONFIG_MACH_PH1_PRO4))
-       /*
-        * The Denali NAND controller on some of UniPhier SoCs does not
-        * automatically query the device parameters.  For those SoCs,
-        * some registers must be set after the device is probed.
-        */
-       void __iomem *denali_reg = (void __iomem *)CONFIG_SYS_NAND_REGS_BASE;
-       struct mtd_info *mtd;
-       struct nand_chip *chip;
-
-       if (nand_curr_device < 0 ||
-           nand_curr_device >= CONFIG_SYS_MAX_NAND_DEVICE) {
-               /* NAND was not detected. Just return. */
-               return;
-       }
-
-       mtd = &nand_info[nand_curr_device];
-       chip = mtd->priv;
-
-       writel(mtd->erasesize / mtd->writesize, denali_reg + PAGES_PER_BLOCK);
-       writel(0, denali_reg + DEVICE_WIDTH);
-       writel(mtd->writesize, denali_reg + DEVICE_MAIN_AREA_SIZE);
-       writel(mtd->oobsize, denali_reg + DEVICE_SPARE_AREA_SIZE);
-       writel(1, denali_reg + DEVICES_CONNECTED);
-
-       /*
-        * chip->scan_bbt in nand_scan_tail() has been skipped.
-        * It should be done in here.
-        */
-       chip->scan_bbt(mtd);
-#endif
-}
-
 int board_late_init(void)
 {
        puts("MODE:  ");
@@ -70,7 +34,6 @@ int board_late_init(void)
        case BOOT_DEVICE_MMC1:
                printf("eMMC Boot\n");
                setenv("bootmode", "emmcboot");
-               nand_denali_fixup();
                break;
        case BOOT_DEVICE_NAND:
                printf("NAND Boot\n");
@@ -80,7 +43,6 @@ int board_late_init(void)
        case BOOT_DEVICE_NOR:
                printf("NOR Boot\n");
                setenv("bootmode", "norboot");
-               nand_denali_fixup();
                break;
        default:
                printf("Unsupported Boot Mode\n");