ENGR00123924: Reconstructure fuse files and add fuse to mx53.

1. Reconstructure fuse. Move fuse files to common directory.
2. Read mac from fuse in fec.
3. Remove scc and srk command from fuse command.
4. Change fuse to iim.
5. Add fuse for mx53.

Signed-off-by: Terry Lv <r65388@freescale.com>

7 files changed, 0 insertions, 455 deletions

diff --git a/cpu/arm1136/mx35/generic.c b/cpu/arm1136/mx35/generic.c
index 05feda477..1b4825a26 100644
--- a/cpu/arm1136/mx35/generic.c
+++ b/cpu/arm1136/mx35/generic.c
@@ -372,13 +372,7 @@ int cpu_eth_init(bd_t *bis)
 	int rc = -ENODEV;
 
 #if defined(CONFIG_MXC_FEC)
-	char *env = NULL;
-
 	rc = mxc_fec_initialize(bis);
-
-	env = getenv("fec_addr");
-	if (env)
-		mxc_fec_set_mac_from_env(env);
 #endif
 
 	return rc;
diff --git a/cpu/arm926ejs/mx25/generic.c b/cpu/arm926ejs/mx25/generic.c
index 5155f9a6c..4b8775db8 100644
--- a/cpu/arm926ejs/mx25/generic.c
+++ b/cpu/arm926ejs/mx25/generic.c
@@ -128,13 +128,7 @@ int cpu_eth_init(bd_t *bis)
 	int rc = -ENODEV;
 
 #if defined(CONFIG_MXC_FEC)
-	char *env = NULL;
-
 	rc = mxc_fec_initialize(bis);
-
-	env = getenv("fec_addr");
-	if (env)
-		mxc_fec_set_mac_from_env(env);
 #endif
 
 	return rc;
diff --git a/cpu/arm_cortexa8/mx50/generic.c b/cpu/arm_cortexa8/mx50/generic.c
index 79a803c5a..d1562d1e8 100644
--- a/cpu/arm_cortexa8/mx50/generic.c
+++ b/cpu/arm_cortexa8/mx50/generic.c
@@ -991,13 +991,7 @@ int cpu_eth_init(bd_t *bis)
 {
 	int rc = -ENODEV;
 #if defined(CONFIG_MXC_FEC)
-	char *env = NULL;
-
 	rc = mxc_fec_initialize(bis);
-
-	env = getenv("fec_addr");
-	if (env)
-		mxc_fec_set_mac_from_env(env);
 #endif
 	return rc;
 }
diff --git a/cpu/arm_cortexa8/mx51/cmd_fuse.c b/cpu/arm_cortexa8/mx51/cmd_fuse.c
deleted file mode 100644
index 24eb19332..000000000
--- a/cpu/arm_cortexa8/mx51/cmd_fuse.c
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * (C) Copyright 2008-2010 Freescale Semiconductor, Inc.
- * Terry Lv
- *
- * Copyright 2007, Freescale Semiconductor, Inc
- * Andy Fleming
- *
- * Based vaguely on the pxa mmc code:
- * (C) Copyright 2003
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * 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 <linux/types.h>
-#include <asm/io.h>
-#include <asm/arch/mx51.h>
-#include <command.h>
-#include <common.h>
-#include <asm/arch/imx_fuse.h>
-
-int do_fuseops(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
-	int rc = 0;
-	int bank = 0,
-		row = 0,
-		val = 0;
-
-	switch (argc) {
-	case 4:
-		if (strcmp(argv[1], "read") == 0) {
-			bank = simple_strtoul(argv[2], NULL, 16);
-			row = simple_strtoul(argv[3], NULL, 16);
-
-			fuse_read(bank, row);
-		} else if (strcmp(argv[1], "blow") == 0) {
-			fuse_blow_func(argv[2], argv[3]);
-		} else {
-			printf("It is too dangeous for you to use fuse command.\n");
-			printf("Usage:\n%s\n", cmdtp->usage);
-			rc = 1;
-		}
-		break;
-	case 5:
-		if (strcmp(argv[1], "blow") == 0) {
-			bank = simple_strtoul(argv[2], NULL, 16);
-			row = simple_strtoul(argv[3], NULL, 16);
-			val = simple_strtoul(argv[4], NULL, 16);
-
-			fuse_blow(bank, row, val);
-		} else {
-			printf("It is too dangeous for you to use fuse command.\n");
-			printf("Usage:\n%s\n", cmdtp->usage);
-			rc = 1;
-		}
-		break;
-	default:
-		rc = 1;
-		printf("It is too dangeous for you to use fuse command.\n");
-		printf("Usage:\n%s\n", cmdtp->usage);
-		break;
-	}
-
-	return rc;
-}
-
-U_BOOT_CMD(
-	fuse, 5, 1, do_fuseops,
-	"Fuse sub system",
-	"read <bank> <row>	- Read some fuses\n"
-	"blow <bank> <row> <value>	- Blow some fuses\n"
-	"blow scc <value>	- Blow scc value\n"
-	"blow srk <value>	- Blow srk value\n"
-	"blow fecmac <0x##:0x##:0x##:0x##:0x##:0x##>"
-	"- Blow FEC Mac address");
-
diff --git a/cpu/arm_cortexa8/mx51/generic.c b/cpu/arm_cortexa8/mx51/generic.c
index eb1a0230b..4706a0067 100644
--- a/cpu/arm_cortexa8/mx51/generic.c
+++ b/cpu/arm_cortexa8/mx51/generic.c
@@ -258,13 +258,7 @@ int cpu_eth_init(bd_t *bis)
 	int rc = -ENODEV;
 
 #if defined(CONFIG_MXC_FEC)
-	char *env = NULL;
-
 	rc = mxc_fec_initialize(bis);
-
-	env = getenv("fec_addr");
-	if (env)
-		mxc_fec_set_mac_from_env(env);
 #endif
 
 	return rc;
diff --git a/cpu/arm_cortexa8/mx51/imx_fuse.c b/cpu/arm_cortexa8/mx51/imx_fuse.c
deleted file mode 100644
index 3901a250a..000000000
--- a/cpu/arm_cortexa8/mx51/imx_fuse.c
+++ /dev/null
@@ -1,333 +0,0 @@
-/*
- * (C) Copyright 2008-2010 Freescale Semiconductor, Inc.
- * Terry Lv
- *
- * Copyright 2007, Freescale Semiconductor, Inc
- * Andy Fleming
- *
- * Based vaguely on the pxa mmc code:
- * (C) Copyright 2003
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * 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 <linux/types.h>
-#include <asm/io.h>
-#include <asm/arch/mx51.h>
-#include <asm/arch/imx_fuse.h>
-#include <common.h>
-#include <net.h>
-
-static void quick_itoa(u32 num, char *a)
-{
-	int i, j, k;
-	for (i = 0; i <= 7; i++) {
-		j = (num >> (4 * i)) & 0xF;
-		k = (j < 10) ? '0' : ('a' - 0xa);
-		a[i] = j + k;
-	}
-}
-
-/* slen - streng length, e.g.: 23 -> slen=2; abcd -> slen=4 */
-/* only convert hex value as string input. so "12" is 0x12. */
-static u32 quick_atoi(char *a, u32 slen)
-{
-	u32 i, num = 0, digit;
-
-	for (i = 0; i < slen; i++) {
-		if (a[i] >= '0' && a[i] <= '9') {
-			digit = a[i] - '0';
-		} else if (a[i] >= 'a' && a[i] <= 'f') {
-			digit = a[i] - 'a' + 10;
-		} else if (a[i] >= 'A' && a[i] <= 'F') {
-			digit = a[i] - 'A' + 10;
-		} else {
-			printf("ERROR: %c\n", a[i]);
-			return -1;
-		}
-		num = (num * 16) + digit;
-	}
-
-    return num;
-}
-
-static void fuse_op_start(void)
-{
-    /* Do not generate interrupt */
-    writel(0, IIM_BASE_ADDR + IIM_STATM_OFF);
-    /* clear the status bits and error bits */
-    writel(0x3, IIM_BASE_ADDR + IIM_STAT_OFF);
-    writel(0xFE, IIM_BASE_ADDR + IIM_ERR_OFF);
-}
-
-/*
- * The action should be either:
- *          POLL_FUSE_PRGD
- * or:
- *          POLL_FUSE_SNSD
- */
-static s32 poll_fuse_op_done(s32 action)
-{
-	u32 status, error;
-
-	if (action != POLL_FUSE_PRGD && action != POLL_FUSE_SNSD) {
-		printf("%s(%d) invalid operation\n", __func__, action);
-		return -1;
-    }
-
-    /* Poll busy bit till it is NOT set */
-	while ((readl(IIM_BASE_ADDR + IIM_STAT_OFF) & IIM_STAT_BUSY) != 0)
-		;
-
-    /* Test for successful write */
-	status = readl(IIM_BASE_ADDR + IIM_STAT_OFF);
-	error = readl(IIM_BASE_ADDR + IIM_ERR_OFF);
-
-	if ((status & action) != 0 && \
-			(error & (action >> IIM_ERR_SHIFT)) == 0) {
-		if (error) {
-			printf("Even though the operation seems successful...\n");
-			printf("There are some error(s) at addr=0x%x: 0x%x\n",
-					(IIM_BASE_ADDR + IIM_ERR_OFF), error);
-		}
-		return 0;
-	}
-	printf("%s(%d) failed\n", __func__, action);
-	printf("status address=0x%x, value=0x%x\n",
-			(IIM_BASE_ADDR + IIM_STAT_OFF), status);
-	printf("There are some error(s) at addr=0x%x: 0x%x\n",
-			(IIM_BASE_ADDR + IIM_ERR_OFF), error);
-	return -1;
-}
-
-static u32 sense_fuse(s32 bank, s32 row, s32 bit)
-{
-	s32 addr, addr_l, addr_h, reg_addr;
-
-	fuse_op_start();
-
-	addr = ((bank << 11) | (row << 3) | (bit & 0x7));
-	/* Set IIM Program Upper Address */
-	addr_h = (addr >> 8) & 0x000000FF;
-	/* Set IIM Program Lower Address */
-	addr_l = (addr & 0x000000FF);
-
-#ifdef IIM_FUSE_DEBUG
-	printf("%s: addr_h=0x%x, addr_l=0x%x\n",
-			__func__, addr_h, addr_l);
-#endif
-	writel(addr_h, IIM_BASE_ADDR + IIM_UA_OFF);
-	writel(addr_l, IIM_BASE_ADDR + IIM_LA_OFF);
-
-    /* Start sensing */
-	writel(0x8, IIM_BASE_ADDR + IIM_FCTL_OFF);
-	if (poll_fuse_op_done(POLL_FUSE_SNSD) != 0) {
-		printf("%s(bank: %d, row: %d, bit: %d failed\n",
-				__func__, bank, row, bit);
-	}
-	reg_addr = IIM_BASE_ADDR + IIM_SDAT_OFF;
-
-	return readl(reg_addr);
-}
-
-int fuse_read(int bank, char row)
-{
-    u32 fuse_val;
-	s32 err = 0;
-
-	printf("Read fuse at bank:%d row:%d\n", bank, row);
-	fuse_val = sense_fuse(bank, row, 0);
-	printf("fuses at (bank:%d, row:%d) = 0x%x\n", bank, row, fuse_val);
-
-	return err;
-}
-
-/* Blow fuses based on the bank, row and bit positions (all 0-based)
-*/
-static s32 fuse_blow_bit(s32 bank, s32 row, s32 bit)
-{
-	int addr, addr_l, addr_h, ret = -1;
-
-	fuse_op_start();
-
-	/* Disable IIM Program Protect */
-	writel(0xAA, IIM_BASE_ADDR + IIM_PREG_P_OFF);
-
-	addr = ((bank << 11) | (row << 3) | (bit & 0x7));
-	/* Set IIM Program Upper Address */
-	addr_h = (addr >> 8) & 0x000000FF;
-	/* Set IIM Program Lower Address */
-	addr_l = (addr & 0x000000FF);
-
-#ifdef IIM_FUSE_DEBUG
-	printf("blowing addr_h=0x%x, addr_l=0x%x\n", addr_h, addr_l);
-#endif
-
-	writel(addr_h, IIM_BASE_ADDR + IIM_UA_OFF);
-	writel(addr_l, IIM_BASE_ADDR + IIM_LA_OFF);
-
-	/* Start Programming */
-	writel(0x31, IIM_BASE_ADDR + IIM_FCTL_OFF);
-	if (poll_fuse_op_done(POLL_FUSE_PRGD) == 0)
-		ret = 0;
-
-	/* Enable IIM Program Protect */
-	writel(0x0, IIM_BASE_ADDR + IIM_PREG_P_OFF);
-
-	return ret;
-}
-
-static void fuse_blow_row(s32 bank, s32 row, s32 value)
-{
-	u32 reg, i;
-
-	/* enable fuse blown */
-	reg = readl(CCM_BASE_ADDR + 0x64);
-	reg |= 0x10;
-	writel(reg, CCM_BASE_ADDR + 0x64);
-
-	for (i = 0; i < 8; i++) {
-		if (((value >> i) & 0x1) == 0)
-			continue;
-	if (fuse_blow_bit(bank, row, i) != 0) {
-			printf("fuse_blow_bit(bank: %d, row: %d, bit: %d failed\n",
-					bank, row, i);
-		}
-    }
-    reg &= ~0x10;
-    writel(reg, CCM_BASE_ADDR + 0x64);
-}
-
-int fuse_blow(int bank, int row, int val)
-{
-    u32 fuse_val, err = 0;
-
-	printf("Blowing fuse at bank:%d row:%d value:%d\n",
-			bank, row, val);
-	fuse_blow_row(bank, row, val);
-	fuse_val = sense_fuse(bank, row, 0);
-	printf("fuses at (bank:%d, row:%d) = 0x%x\n", bank, row, fuse_val);
-
-	return err;
-}
-
-static int fuse_read_mac_addr(u8 *data)
-{
-    data[0] = sense_fuse(1, 9, 0) ;
-    data[1] = sense_fuse(1, 10, 0) ;
-    data[2] = sense_fuse(1, 11, 0) ;
-    data[3] = sense_fuse(1, 12, 0) ;
-    data[4] = sense_fuse(1, 13, 0) ;
-    data[5] = sense_fuse(1, 14, 0) ;
-
-    if ((data[0] == 0) && (data[1] == 0) && (data[2] == 0) &&
-		(data[3] == 0) && (data[4] == 0) && (data[5] == 0)) {
-		return 0;
-    }
-
-    return 1;
-}
-
-int fuse_blow_func(char *func_name, char *func_val)
-{
-	u32 value, i;
-	char *s;
-	char val[3];
-	s32 err = 0;
-
-	if (0 == strcmp(func_name, "scc")) {
-		/* fuse_blow scc C3D153EDFD2EA9982226EF5047D3B9A0B9C7138EA87C028401D28C2C2C0B9AA2 */
-		printf("Ready to burn SCC fuses\n");
-		s = func_val;
-		for (i = 0; ; ++i) {
-			memcpy(val, s, 2);
-			val[2] = '\0';
-			value = quick_atoi(val, 2);
-			/* printf("fuse_blow_row(2, %d, value=0x%x)\n", i, value); */
-			fuse_blow_row(2, i, value);
-
-			if ((++s)[0] == '\0') {
-				printf("ERROR: Odd string input\n");
-				err = -1;
-				break;
-			}
-			if ((++s)[0] == '\0') {
-				printf("Successful\n");
-				break;
-			}
-		}
-	} else if (0 == strcmp(func_name, "srk")) {
-		/* fuse_blow srk 418bccd09b53bee1ab59e2662b3c7877bc0094caee201052add49be8780dff95 */
-		printf("Ready to burn SRK key fuses\n");
-		s = func_val;
-		for (i = 0; ; ++i) {
-			memcpy(val, s, 2);
-			val[2] = '\0';
-			value = quick_atoi(val, 2);
-			if (i == 0) {
-				/* 0x41 goes to SRK_HASH[255:248], bank 1, row 1 */
-				fuse_blow_row(1, 1, value);
-			} else {
-				/* 0x8b in SRK_HASH[247:240] bank 3, row 1 */
-				/* 0xcc in SRK_HASH[239:232] bank 3, row 2 */
-				/* ... */
-				fuse_blow_row(3, i, value);
-
-				if ((++s)[0] == '\0') {
-					printf("ERROR: Odd string input\n");
-					err = -1;
-					break;
-				}
-				if ((++s)[0] == '\0') {
-					printf("Successful\n");
-					break;
-				}
-			}
-		}
-	} else if (0 == strcmp(func_name, "fecmac")) {
-		u8 ea[6] = { 0 };
-
-		if (NULL == func_val) {
-			/* Read the Mac address and print it */
-			fuse_read_mac_addr(ea);
-
-			printf("FEC MAC address: ");
-			printf("0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x\n\n",
-					ea[0], ea[1], ea[2], ea[3], ea[4], ea[5]);
-
-			return 0;
-		}
-
-		eth_parse_enetaddr(func_val, ea);
-		if (!is_valid_ether_addr(ea)) {
-			printf("Error: invalid mac address parameter!\n");
-			err = -1;
-		} else {
-			for (i = 0; i < 6; ++i)
-				fuse_blow_row(1, i + 9, ea[i]);
-		}
-	} else {
-		printf("This command is not supported\n");
-	}
-
-	return err;
-}
-
-
diff --git a/cpu/arm_cortexa8/mx53/generic.c b/cpu/arm_cortexa8/mx53/generic.c
index 53bc09fe4..664412ca0 100644
--- a/cpu/arm_cortexa8/mx53/generic.c
+++ b/cpu/arm_cortexa8/mx53/generic.c
@@ -971,13 +971,7 @@ int cpu_eth_init(bd_t *bis)
 {
 	int rc = -ENODEV;
 #if defined(CONFIG_MXC_FEC)
-	char *env = NULL;
-
 	rc = mxc_fec_initialize(bis);
-
-	env = getenv("fec_addr");
-	if (env)
-		mxc_fec_set_mac_from_env(env);
 #endif
 	return rc;
 }