diff options
Diffstat (limited to 'qemu/roms/u-boot/board/samsung/smdkc100/onenand.c')
-rw-r--r-- | qemu/roms/u-boot/board/samsung/smdkc100/onenand.c | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/qemu/roms/u-boot/board/samsung/smdkc100/onenand.c b/qemu/roms/u-boot/board/samsung/smdkc100/onenand.c deleted file mode 100644 index 577c1a546..000000000 --- a/qemu/roms/u-boot/board/samsung/smdkc100/onenand.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (C) 2008-2009 Samsung Electronics - * Kyungmin Park <kyungmin.park@samsung.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <linux/compat.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/onenand.h> -#include <linux/mtd/samsung_onenand.h> - -#include <onenand_uboot.h> - -#include <asm/io.h> -#include <asm/arch/clock.h> - -void onenand_board_init(struct mtd_info *mtd) -{ - struct onenand_chip *this = mtd->priv; - struct s5pc100_clock *clk = - (struct s5pc100_clock *)samsung_get_base_clock(); - struct samsung_onenand *onenand; - int value; - - this->base = (void *)S5PC100_ONENAND_BASE; - onenand = (struct samsung_onenand *)this->base; - - /* D0 Domain memory clock gating */ - value = readl(&clk->gate_d01); - value &= ~(1 << 2); /* CLK_ONENANDC */ - value |= (1 << 2); - writel(value, &clk->gate_d01); - - value = readl(&clk->src0); - value &= ~(1 << 24); /* MUX_1nand: 0 from HCLKD0 */ - value &= ~(1 << 20); /* MUX_HREF: 0 from FIN_27M */ - writel(value, &clk->src0); - - value = readl(&clk->div1); - value &= ~(3 << 16); /* PCLKD1_RATIO */ - value |= (1 << 16); - writel(value, &clk->div1); - - writel(ONENAND_MEM_RESET_COLD, &onenand->mem_reset); - - while (!(readl(&onenand->int_err_stat) & RST_CMP)) - continue; - - writel(RST_CMP, &onenand->int_err_ack); - - /* - * Access_Clock [2:0] - * 166 MHz, 134 Mhz : 3 - * 100 Mhz, 60 Mhz : 2 - */ - writel(0x3, &onenand->acc_clock); - - writel(INT_ERR_ALL, &onenand->int_err_mask); - writel(1 << 0, &onenand->int_pin_en); /* Enable */ - - value = readl(&onenand->int_err_mask); - value &= ~RDY_ACT; - writel(value, &onenand->int_err_mask); - - s3c_onenand_init(mtd); -} |