arm64: a37xx: remove old pinctrl implementation

Since the new pinctrl/gpio driver is used, so this patch removes
the old board specific pin control settings.

Cc: Simon Glass <sjg@chromium.org>
Cc: Stefan Roese <sr@denx.de>
Signed-off-by: NKen Ma <make@marvell.com>
Signed-off-by: NStefan Roese <sr@denx.de>

board/Marvell/mvebu_armada-37xx/board.c

@@ -50,29 +50,6 @@ DECLARE_GLOBAL_DATA_PTR;
 
 int board_early_init_f(void)
 {
-	const void *blob = gd->fdt_blob;
-	const char *bank_name;
-	const char *compat = "marvell,armada-3700-pinctl";
-	int off, len;
-	void __iomem *addr;
-
-	/* FIXME
-	 * Temporary WA for setting correct pin control values
-	 * until the real pin control driver is awailable.
-	 */
-	off = fdt_node_offset_by_compatible(blob, -1, compat);
-	while (off != -FDT_ERR_NOTFOUND) {
-		bank_name = fdt_getprop(blob, off, "bank-name", &len);
-		addr = (void __iomem *)fdtdec_get_addr_size_auto_noparent(
-				blob, off, "reg", 0, NULL, true);
-		if (!strncmp(bank_name, "armada-3700-nb", len))
-			writel(PINCTRL_NB_REG_VALUE, addr);
-		else if (!strncmp(bank_name, "armada-3700-sb", len))
-			writel(PINCTRL_SB_REG_VALUE, addr);
-
-		off = fdt_node_offset_by_compatible(blob, off, compat);
-	}
-
 	return 0;
 }