[U-Boot] [PATCH 2/2] IPL: Remove remains of OneNAND IPL
Marek Vasut
marex at denx.de
Thu Sep 6 05:09:08 CEST 2012
After removing the Apollon board, remove the OneNAND IPL too.
There are no users for it any more.
Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Albert Aribaud <albert.u.boot at aribaud.net>
Cc: Minkyu Kang <promsoft at gmail.com>
Cc: Tom Rini <trini at ti.com>
---
.gitignore | 5 -
Makefile | 10 --
board/samsung/goni/lowlevel_init.S | 120 ------------------------
board/samsung/smdkc100/lowlevel_init.S | 42 ---------
onenand_ipl/onenand_boot.c | 48 ----------
onenand_ipl/onenand_ipl.h | 36 --------
onenand_ipl/onenand_read.c | 158 --------------------------------
7 files changed, 419 deletions(-)
delete mode 100644 onenand_ipl/onenand_boot.c
delete mode 100644 onenand_ipl/onenand_ipl.h
delete mode 100644 onenand_ipl/onenand_read.c
diff --git a/.gitignore b/.gitignore
index 2e6fde8..d91e91b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -75,10 +75,5 @@ cscope.*
/ctags
/etags
-# OneNAND IPL files
-/onenand_ipl/onenand-ipl*
-/onenand_ipl/board/*/onenand*
-/onenand_ipl/board/*/*.S
-
# spl ais files
/spl/*.ais
diff --git a/Makefile b/Makefile
index 058fb53..971513d 100644
--- a/Makefile
+++ b/Makefile
@@ -378,7 +378,6 @@ ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
-ONENAND_BIN ?= $(obj)onenand_ipl/onenand-ipl-2k.bin
ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
@@ -550,12 +549,6 @@ nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend
$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin
cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
-onenand_ipl: $(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk
- $(MAKE) -C onenand_ipl/board/$(BOARDDIR) all
-
-$(obj)u-boot-onenand.bin: onenand_ipl $(obj)u-boot.bin
- cat $(ONENAND_BIN) $(obj)u-boot.bin > $(obj)u-boot-onenand.bin
-
$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend
$(MAKE) -C spl all
@@ -790,9 +783,7 @@ clean:
@rm -f $(obj)include/generated/asm-offsets.h
@rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
@rm -f $(obj)nand_spl/{u-boot.lds,u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map,System.map}
- @rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl.map}
@rm -f $(ONENAND_BIN)
- @rm -f $(obj)onenand_ipl/u-boot.lds
@rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.lds,u-boot-spl.map}
@rm -f $(obj)MLO
@rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
@@ -825,7 +816,6 @@ clobber: tidy
@rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
@rm -fr $(obj)include/generated
@[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
- @[ ! -d $(obj)onenand_ipl ] || find $(obj)onenand_ipl -name "*" -type l -print | xargs rm -f
@rm -f $(obj)dts/*.tmp
@rm -f $(obj)spl/u-boot-spl{,-pad}.ais
diff --git a/board/samsung/goni/lowlevel_init.S b/board/samsung/goni/lowlevel_init.S
index 30a5835..1effc9c 100644
--- a/board/samsung/goni/lowlevel_init.S
+++ b/board/samsung/goni/lowlevel_init.S
@@ -79,11 +79,7 @@ skip_check_didle:
str r1, [r0, #0x0] @ GPIO_CON_OFFSET
ldr r1, [r0, #0x4] @ GPIO_DAT_OFFSET
-#ifdef CONFIG_ONENAND_IPL
- orr r1, r1, #(1 << 1) @ 1 * 1-bit
-#else
bic r1, r1, #(1 << 1)
-#endif
str r1, [r0, #0x4] @ GPIO_DAT_OFFSET
/* Don't setup at s5pc100 */
@@ -182,7 +178,6 @@ skip_check_didle:
/* Do not release retention here for S5PC110 */
streq r1, [r0]
-#ifndef CONFIG_ONENAND_IPL
/* Disable Watchdog */
ldreq r0, =S5PC100_WATCHDOG_BASE @ 0xEA200000
ldrne r0, =S5PC110_WATCHDOG_BASE @ 0xE2700000
@@ -193,7 +188,6 @@ skip_check_didle:
ldrne r0, =S5PC110_SROMC_BASE
ldr r1, =0x9
str r1, [r0]
-#endif
/* S5PC100 has 3 groups of interrupt sources */
ldreq r0, =S5PC100_VIC0_BASE @ 0xE4000000
@@ -207,7 +201,6 @@ skip_check_didle:
str r3, [r1, #0x14] @ INTENCLEAR
str r3, [r2, #0x14] @ INTENCLEAR
-#ifndef CONFIG_ONENAND_IPL
/* Set all interrupts as IRQ */
str r5, [r0, #0xc] @ INTSELECT
str r5, [r1, #0xc] @ INTSELECT
@@ -217,120 +210,12 @@ skip_check_didle:
str r5, [r0, #0xf00] @ INTADDRESS
str r5, [r1, #0xf00] @ INTADDRESS
str r5, [r2, #0xf00] @ INTADDRESS
-#endif
-#ifndef CONFIG_ONENAND_IPL
/* for UART */
bl uart_asm_init
bl internal_ram_init
-#endif
-
-#ifdef CONFIG_ONENAND_IPL
- /* init system clock */
- bl system_clock_init
-
- /* OneNAND Sync Read Support at S5PC110 only
- * RM[15] : Sync Read
- * BRWL[14:12] : 7 CLK
- * BL[11:9] : Continuous
- * VHF[3] : Very High Frequency Enable (Over 83MHz)
- * HF[2] : High Frequency Enable (Over 66MHz)
- * WM[1] : Sync Write
- */
- cmp r7, r8
- ldrne r1, =0xE006
- ldrne r0, =0xB001E442
- strneh r1, [r0]
-
- /*
- * GCE[26] : Gated Clock Enable
- * RPE[17] : Enables Read Prefetch
- */
- ldrne r1, =((1 << 26) | (1 << 17) | 0xE006)
- ldrne r0, =0xB0600000
- strne r1, [r0, #0x100] @ ONENAND_IF_CTRL
- ldrne r1, =0x1212
- strne r1, [r0, #0x108]
-
- /* Board detection to set proper memory configuration */
- cmp r7, r8
- moveq r9, #1 /* r9 has 1Gib default at s5pc100 */
- movne r9, #2 /* r9 has 2Gib default at s5pc110 */
-
- ldr r2, =0xE0200200
- ldr r4, [r2, #0x48]
-
- bic r1, r4, #(0x3F << 4) /* PULLUP_DISABLE: 3 * 2-bit */
- bic r1, r1, #(0x3 << 2) /* PULLUP_DISABLE: 2 * 2-bit */
- bic r1, r1, #(0x3 << 14) /* PULLUP_DISABLE: 2 * 2-bit */
- str r1, [r2, #0x48]
- /* For write completion */
- nop
- nop
-
- ldr r3, [r2, #0x44]
- and r1, r3, #(0x7 << 2)
- mov r1, r1, lsr #2
- cmp r1, #0x5
- moveq r9, #3
- cmp r1, #0x6
- moveq r9, #1
- cmp r1, #0x7
- moveq r9, #2
- and r0, r3, #(0x1 << 1)
- mov r0, r0, lsr #1
- orr r1, r1, r0, lsl #3
- cmp r1, #0x8
- moveq r9, #3
- and r1, r3, #(0x7 << 2)
- mov r1, r1, lsr #2
- and r0, r3, #(0x1 << 7)
- mov r0, r0, lsr #7
- orr r1, r1, r0, lsl #3
- cmp r1, #0x9
- moveq r9, #3
- str r4, [r2, #0x48] /* Restore PULLUP configuration */
-
- bl mem_ctrl_asm_init
-
- /* Wakeup support. Don't know if it's going to be used, untested. */
- ldreq r0, =S5PC100_RST_STAT
- ldrne r0, =S5PC110_RST_STAT
- ldr r1, [r0]
- biceq r1, r1, #0xfffffff7
- moveq r2, #(1 << 3)
- bicne r1, r1, #0xfffeffff
- movne r2, #(1 << 16)
- cmp r1, r2
- bne 1f
-wakeup:
- /* turn off L2 cache */
- bl l2_cache_disable
-
- cmp r7, r8
- ldreq r0, =0xC100
- ldrne r0, =0xC110
-
- /* invalidate L2 cache also */
- bl invalidate_dcache
-
- /* turn on L2 cache */
- bl l2_cache_enable
-
- cmp r7, r8
- /* Load return address and jump to kernel */
- ldreq r0, =S5PC100_INFORM0
- ldrne r0, =S5PC110_INFORM0
-
- /* r1 = physical address of s5pc1xx_cpu_resume function */
- ldr r1, [r0]
- /* Jump to kernel (sleep-s5pc1xx.S) */
- mov pc, r1
- nop
- nop
-#else
cmp r7, r8
/* Clear wakeup status register */
ldreq r0, =S5PC100_WAKEUP_STAT
@@ -347,7 +232,6 @@ wakeup:
orr r1, r1, r2
str r1, [r0]
-#endif
b 1f
didle_wakeup:
@@ -517,7 +401,6 @@ system_clock_init:
mov pc, lr
-#ifndef CONFIG_ONENAND_IPL
internal_ram_init:
ldreq r0, =0xE3800000
ldrne r0, =0xF1500000
@@ -525,9 +408,7 @@ internal_ram_init:
str r1, [r0]
mov pc, lr
-#endif
-#ifndef CONFIG_ONENAND_IPL
/*
* uart_asm_init: Initialize UART's pins
*/
@@ -582,4 +463,3 @@ uart_asm_init:
str r1, [r0, #0x4] @ S5PC1XX_GPIO_DAT_OFFSET
200:
mov pc, lr
-#endif
diff --git a/board/samsung/smdkc100/lowlevel_init.S b/board/samsung/smdkc100/lowlevel_init.S
index 6d18835..6f9a554 100644
--- a/board/samsung/smdkc100/lowlevel_init.S
+++ b/board/samsung/smdkc100/lowlevel_init.S
@@ -50,12 +50,10 @@ lowlevel_init:
orr r0, r0, #0x0
str r5, [r0]
-#ifndef CONFIG_ONENAND_IPL
/* setting SRAM */
ldr r0, =S5PC100_SROMC_BASE
ldr r1, =0x9
str r1, [r0]
-#endif
/* S5PC100 has 3 groups of interrupt sources */
ldr r0, =S5PC100_VIC0_BASE @0xE4000000
@@ -68,7 +66,6 @@ lowlevel_init:
str r3, [r1, #0x14] @INTENCLEAR
str r3, [r2, #0x14] @INTENCLEAR
-#ifndef CONFIG_ONENAND_IPL
/* Set all interrupts as IRQ */
str r5, [r0, #0xc] @INTSELECT
str r5, [r1, #0xc] @INTSELECT
@@ -78,54 +75,17 @@ lowlevel_init:
str r5, [r0, #0xf00] @INTADDRESS
str r5, [r1, #0xf00] @INTADDRESS
str r5, [r2, #0xf00] @INTADDRESS
-#endif
-#ifndef CONFIG_ONENAND_IPL
/* for UART */
bl uart_asm_init
/* for TZPC */
bl tzpc_asm_init
-#endif
-
-#ifdef CONFIG_ONENAND_IPL
- /* init system clock */
- bl system_clock_init
-
- bl mem_ctrl_asm_init
-
- /* Wakeup support. Don't know if it's going to be used, untested. */
- ldr r0, =S5PC100_RST_STAT
- ldr r1, [r0]
- bic r1, r1, #0xfffffff7
- cmp r1, #0x8
- beq wakeup_reset
-#endif
1:
mov lr, r9
mov pc, lr
-#ifdef CONFIG_ONENAND_IPL
-wakeup_reset:
-
- /* Clear wakeup status register */
- ldr r0, =S5PC100_WAKEUP_STAT
- ldr r1, [r0]
- str r1, [r0]
-
- /* Load return address and jump to kernel */
- ldr r0, =S5PC100_INFORM0
-
- /* r1 = physical address of s5pc100_cpu_resume function */
- ldr r1, [r0]
-
- /* Jump to kernel (sleep.S) */
- mov pc, r1
- nop
- nop
-#endif
-
/*
* system_clock_init: Initialize core clock and bus clock.
* void system_clock_init(void)
@@ -178,7 +138,6 @@ system_clock_init:
mov pc, lr
-#ifndef CONFIG_ONENAND_IPL
/*
* uart_asm_init: Initialize UART's pins
*/
@@ -212,4 +171,3 @@ tzpc_asm_init:
str r1, [r0, #0x810]
mov pc, lr
-#endif
diff --git a/onenand_ipl/onenand_boot.c b/onenand_ipl/onenand_boot.c
deleted file mode 100644
index 22baebb..0000000
--- a/onenand_ipl/onenand_boot.c
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * (C) Copyright 2005-2008 Samsung Electronics
- * Kyungmin Park <kyungmin.park at samsung.com>
- *
- * Derived from x-loader
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-#include "onenand_ipl.h"
-
-typedef int (init_fnc_t)(void);
-
-void start_oneboot(void)
-{
- uchar *buf;
-
- buf = (uchar *) CONFIG_SYS_LOAD_ADDR;
-
- onenand_read_block(buf);
-
- ((init_fnc_t *)CONFIG_SYS_LOAD_ADDR)();
-
- /* should never come here */
-}
-
-void hang(void)
-{
- for (;;);
-}
diff --git a/onenand_ipl/onenand_ipl.h b/onenand_ipl/onenand_ipl.h
deleted file mode 100644
index 7ebb3e3..0000000
--- a/onenand_ipl/onenand_ipl.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * (C) Copyright 2005-2008 Samsung Electronics
- * Kyungmin Park <kyungmin.park at samsung.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#ifndef _ONENAND_IPL_H
-#define _ONENAND_IPL_H
-
-#include <linux/mtd/onenand_regs.h>
-
-#define onenand_readw(a) readw(THIS_ONENAND(a))
-#define onenand_writew(v, a) writew(v, THIS_ONENAND(a))
-
-#define THIS_ONENAND(a) (CONFIG_SYS_ONENAND_BASE + (a))
-
-#define READ_INTERRUPT() onenand_readw(ONENAND_REG_INTERRUPT)
-
-extern int (*onenand_read_page)(ulong block, ulong page,
- u_char *buf, int pagesize);
-extern int onenand_read_block(unsigned char *buf);
-#endif
diff --git a/onenand_ipl/onenand_read.c b/onenand_ipl/onenand_read.c
deleted file mode 100644
index 8d0df81..0000000
--- a/onenand_ipl/onenand_read.c
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
- * (C) Copyright 2005-2009 Samsung Electronics
- * Kyungmin Park <kyungmin.park at samsung.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-#include <asm/io.h>
-#include <asm/string.h>
-
-#include "onenand_ipl.h"
-
-#define onenand_block_address(block) (block)
-#define onenand_sector_address(page) (page << 2)
-#define onenand_buffer_address() ((1 << 3) << 8)
-#define onenand_bufferram_address(block) (0)
-
-#ifdef __HAVE_ARCH_MEMCPY32
-extern void *memcpy32(void *dest, void *src, int size);
-#endif
-
-int (*onenand_read_page)(ulong block, ulong page, u_char *buf, int pagesize);
-
-/* read a page with ECC */
-static int generic_onenand_read_page(ulong block, ulong page,
- u_char * buf, int pagesize)
-{
- unsigned long *base;
-
-#ifndef __HAVE_ARCH_MEMCPY32
- unsigned int offset, value;
- unsigned long *p;
-#endif
-
- onenand_writew(onenand_block_address(block),
- ONENAND_REG_START_ADDRESS1);
-
- onenand_writew(onenand_bufferram_address(block),
- ONENAND_REG_START_ADDRESS2);
-
- onenand_writew(onenand_sector_address(page),
- ONENAND_REG_START_ADDRESS8);
-
- onenand_writew(onenand_buffer_address(),
- ONENAND_REG_START_BUFFER);
-
- onenand_writew(ONENAND_INT_CLEAR, ONENAND_REG_INTERRUPT);
-
- onenand_writew(ONENAND_CMD_READ, ONENAND_REG_COMMAND);
-
-#ifndef __HAVE_ARCH_MEMCPY32
- p = (unsigned long *) buf;
-#endif
- base = (unsigned long *) (CONFIG_SYS_ONENAND_BASE + ONENAND_DATARAM);
-
- while (!(READ_INTERRUPT() & ONENAND_INT_READ))
- continue;
-
- /* Check for invalid block mark */
- if (page < 2 && (onenand_readw(ONENAND_SPARERAM) != 0xffff))
- return 1;
-
-#ifdef __HAVE_ARCH_MEMCPY32
- /* 32 bytes boundary memory copy */
- memcpy32(buf, base, pagesize);
-#else
- for (offset = 0; offset < (pagesize >> 2); offset++) {
- value = *(base + offset);
- *p++ = value;
- }
-#endif
-
- return 0;
-}
-
-#ifndef CONFIG_ONENAND_START_PAGE
-#define CONFIG_ONENAND_START_PAGE 1
-#endif
-#define ONENAND_PAGES_PER_BLOCK 64
-
-static void onenand_generic_init(int *page_is_4KiB, int *page)
-{
- int dev_id, density;
-
- if (onenand_readw(ONENAND_REG_TECHNOLOGY))
- *page_is_4KiB = 1;
- dev_id = onenand_readw(ONENAND_REG_DEVICE_ID);
- density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT;
- density &= ONENAND_DEVICE_DENSITY_MASK;
- if (density >= ONENAND_DEVICE_DENSITY_4Gb &&
- !(dev_id & ONENAND_DEVICE_IS_DDP))
- *page_is_4KiB = 1;
-}
-
-/**
- * onenand_read_block - Read CONFIG_SYS_MONITOR_LEN from begining
- * of OneNAND, skipping bad blocks
- * @return 0 on success
- */
-int onenand_read_block(unsigned char *buf)
-{
- int block, nblocks;
- int page = CONFIG_ONENAND_START_PAGE, offset = 0;
- int pagesize, erasesize, erase_shift;
- int page_is_4KiB = 0;
-
- onenand_read_page = generic_onenand_read_page;
-
- onenand_generic_init(&page_is_4KiB, &page);
-
- if (page_is_4KiB) {
- pagesize = 4096; /* OneNAND has 4KiB pagesize */
- erase_shift = 18;
- } else {
- pagesize = 2048; /* OneNAND has 2KiB pagesize */
- erase_shift = 17;
- }
-
- erasesize = (1 << erase_shift);
- nblocks = (CONFIG_SYS_MONITOR_LEN + erasesize - 1) >> erase_shift;
-
- /* NOTE: you must read page from page 1 of block 0 */
- /* read the block page by page */
- for (block = 0; block < nblocks; block++) {
- for (; page < ONENAND_PAGES_PER_BLOCK; page++) {
- if (onenand_read_page(block, page, buf + offset,
- pagesize)) {
- /* This block is bad. Skip it
- * and read next block */
- offset -= page * pagesize;
- nblocks++;
- break;
- }
- offset += pagesize;
- }
- page = 0;
- }
-
- return 0;
-}
--
1.7.10.4
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