1 files changed, 0 insertions, 137 deletions
diff --git a/arch/arm/cpu/arm926ejs/kirkwood/dram.c b/arch/arm/cpu/arm926ejs/kirkwood/dram.c
deleted file mode 100644
index d73ae47..0000000
--- a/arch/arm/cpu/arm926ejs/kirkwood/dram.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * (C) Copyright 2009
- * Marvell Semiconductor <www.marvell.com>
- * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <config.h>
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/cpu.h>
-#include <asm/arch/kirkwood.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-struct kw_sdram_bank {
-	u32	win_bar;
-	u32	win_sz;
-};
-
-struct kw_sdram_addr_dec {
-	struct kw_sdram_bank	sdram_bank[4];
-};
-
-#define KW_REG_CPUCS_WIN_ENABLE		(1 << 0)
-#define KW_REG_CPUCS_WIN_WR_PROTECT	(1 << 1)
-#define KW_REG_CPUCS_WIN_WIN0_CS(x)	(((x) & 0x3) << 2)
-#define KW_REG_CPUCS_WIN_SIZE(x)	(((x) & 0xff) << 24)
-
-/*
- * kw_sdram_bar - reads SDRAM Base Address Register
- */
-u32 kw_sdram_bar(enum memory_bank bank)
-{
-	struct kw_sdram_addr_dec *base =
-		(struct kw_sdram_addr_dec *)KW_REGISTER(0x1500);
-	u32 result = 0;
-	u32 enable = 0x01 & readl(&base->sdram_bank[bank].win_sz);
-
-	if ((!enable) || (bank > BANK3))
-		return 0;
-
-	result = readl(&base->sdram_bank[bank].win_bar);
-	return result;
-}
-
-/*
- * kw_sdram_bs_set - writes SDRAM Bank size
- */
-static void kw_sdram_bs_set(enum memory_bank bank, u32 size)
-{
-	struct kw_sdram_addr_dec *base =
-		(struct kw_sdram_addr_dec *)KW_REGISTER(0x1500);
-	/* Read current register value */
-	u32 reg = readl(&base->sdram_bank[bank].win_sz);
-
-	/* Clear window size */
-	reg &= ~KW_REG_CPUCS_WIN_SIZE(0xFF);
-
-	/* Set new window size */
-	reg |= KW_REG_CPUCS_WIN_SIZE((size - 1) >> 24);
-
-	writel(reg, &base->sdram_bank[bank].win_sz);
-}
-
-/*
- * kw_sdram_bs - reads SDRAM Bank size
- */
-u32 kw_sdram_bs(enum memory_bank bank)
-{
-	struct kw_sdram_addr_dec *base =
-		(struct kw_sdram_addr_dec *)KW_REGISTER(0x1500);
-	u32 result = 0;
-	u32 enable = 0x01 & readl(&base->sdram_bank[bank].win_sz);
-
-	if ((!enable) || (bank > BANK3))
-		return 0;
-	result = 0xff000000 & readl(&base->sdram_bank[bank].win_sz);
-	result += 0x01000000;
-	return result;
-}
-
-void kw_sdram_size_adjust(enum memory_bank bank)
-{
-	u32 size;
-
-	/* probe currently equipped RAM size */
-	size = get_ram_size((void *)kw_sdram_bar(bank), kw_sdram_bs(bank));
-
-	/* adjust SDRAM window size accordingly */
-	kw_sdram_bs_set(bank, size);
-}
-
-#ifndef CONFIG_SYS_BOARD_DRAM_INIT
-int dram_init(void)
-{
-	int i;
-
-	gd->ram_size = 0;
-	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
-		gd->bd->bi_dram[i].start = kw_sdram_bar(i);
-		gd->bd->bi_dram[i].size = kw_sdram_bs(i);
-		/*
-		 * It is assumed that all memory banks are consecutive
-		 * and without gaps.
-		 * If the gap is found, ram_size will be reported for
-		 * consecutive memory only
-		 */
-		if (gd->bd->bi_dram[i].start != gd->ram_size)
-			break;
-
-		gd->ram_size += gd->bd->bi_dram[i].size;
-
-	}
-
-	for (; i < CONFIG_NR_DRAM_BANKS; i++) {
-		/* If above loop terminated prematurely, we need to set
-		 * remaining banks' start address & size as 0. Otherwise other
-		 * u-boot functions and Linux kernel gets wrong values which
-		 * could result in crash */
-		gd->bd->bi_dram[i].start = 0;
-		gd->bd->bi_dram[i].size = 0;
-	}
-
-	return 0;
-}
-
-/*
- * If this function is not defined here,
- * board.c alters dram bank zero configuration defined above.
- */
-void dram_init_banksize(void)
-{
-	dram_init();
-}
-#endif /* CONFIG_SYS_BOARD_DRAM_INIT */