ENGR00125760-2 MX28: read mac address from fuse

read mac address from fuse

Signed-off-by: Frank Li <Frank.Li@freescale.com>
(cherry picked from commit bc9f0731cfc261245450e9dc4009e394749e67e3)

3 files changed, 261 insertions, 1 deletions

diff --git a/arch/arm/mach-mx28/device.c b/arch/arm/mach-mx28/device.c
index 1d7b4248f9a0..b0ae8bbdcf01 100644
--- a/arch/arm/mach-mx28/device.c
+++ b/arch/arm/mach-mx28/device.c
@@ -27,6 +27,7 @@
 #include <linux/platform_device.h>
 #include <linux/mmc/host.h>
 #include <linux/phy.h>
+#include <linux/etherdevice.h>
 #include <linux/fec.h>
 #include <linux/gpmi-nfc.h>
 
@@ -35,6 +36,7 @@
 #include <mach/hardware.h>
 #include <mach/regs-timrot.h>
 #include <mach/regs-lradc.h>
+#include <mach/regs-ocotp.h>
 #include <mach/device.h>
 #include <mach/dma.h>
 #include <mach/lradc.h>
@@ -759,7 +761,16 @@ static void __init mx28_init_fec(void)
 {
 	struct platform_device *pdev;
 	struct mxs_dev_lookup *lookup;
+	struct fec_platform_data *pfec;
 	int i;
+	u32 val;
+
+	__raw_writel(BM_OCOTP_CTRL_RD_BANK_OPEN,
+			IO_ADDRESS(OCOTP_PHYS_ADDR) + HW_OCOTP_CTRL_SET);
+
+	while (BM_OCOTP_CTRL_BUSY &
+		__raw_readl(IO_ADDRESS(OCOTP_PHYS_ADDR) + HW_OCOTP_CTRL))
+		udelay(10);
 
 	lookup = mxs_get_devices("mxs-fec");
 	if (lookup == NULL || IS_ERR(lookup))
@@ -767,6 +778,8 @@ static void __init mx28_init_fec(void)
 
 	for (i = 0; i < lookup->size; i++) {
 		pdev = lookup->pdev + i;
+		val =  __raw_readl(IO_ADDRESS(OCOTP_PHYS_ADDR) +
+						HW_OCOTP_CUSTn(pdev->id));
 		switch (pdev->id) {
 		case 0:
 			pdev->resource = fec0_resource;
@@ -781,6 +794,15 @@ static void __init mx28_init_fec(void)
 		default:
 			return;
 		}
+
+		pfec = (struct fec_platform_data *)pdev->dev.platform_data;
+		pfec->mac[0] = 0x00;
+		pfec->mac[1] = 0x04;
+		pfec->mac[2] = (val >> 24) & 0xFF;
+		pfec->mac[3] = (val >> 16) & 0xFF;
+		pfec->mac[4] = (val >> 8) & 0xFF;
+		pfec->mac[5] = (val >> 0) & 0xFF;
+
 		mxs_add_device(pdev, 2);
 	}
 }
diff --git a/arch/arm/mach-mx28/emi_settings.c b/arch/arm/mach-mx28/emi_settings.c
index 7dd62b9dd65a..56df6ad0c0d4 100644
--- a/arch/arm/mach-mx28/emi_settings.c
+++ b/arch/arm/mach-mx28/emi_settings.c
@@ -27,7 +27,6 @@
 #include <linux/platform_device.h>
 #include <linux/mmc/host.h>
 #include <linux/phy.h>
-#include <linux/fec.h>
 
 #include <asm/mach/map.h>
 
diff --git a/arch/arm/mach-mx28/include/mach/regs-ocotp.h b/arch/arm/mach-mx28/include/mach/regs-ocotp.h
new file mode 100644
index 000000000000..7907250116ec
--- /dev/null
+++ b/arch/arm/mach-mx28/include/mach/regs-ocotp.h
@@ -0,0 +1,239 @@
+/*
+ * Freescale OCOTP Register Definitions
+ *
+ * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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
+ *
+ * This file is created by xml file. Don't Edit it.
+ *
+ * Xml Revision: 1.21
+ * Template revision: 26195
+ */
+
+#ifndef __ARCH_ARM___OCOTP_H
+#define __ARCH_ARM___OCOTP_H
+
+
+#define HW_OCOTP_CTRL	(0x00000000)
+#define HW_OCOTP_CTRL_SET	(0x00000004)
+#define HW_OCOTP_CTRL_CLR	(0x00000008)
+#define HW_OCOTP_CTRL_TOG	(0x0000000c)
+
+#define BP_OCOTP_CTRL_WR_UNLOCK	16
+#define BM_OCOTP_CTRL_WR_UNLOCK	0xFFFF0000
+#define BF_OCOTP_CTRL_WR_UNLOCK(v) \
+		(((v) << 16) & BM_OCOTP_CTRL_WR_UNLOCK)
+#define BV_OCOTP_CTRL_WR_UNLOCK__KEY 0x3E77
+#define BP_OCOTP_CTRL_RSRVD2	14
+#define BM_OCOTP_CTRL_RSRVD2	0x0000C000
+#define BF_OCOTP_CTRL_RSRVD2(v)  \
+		(((v) << 14) & BM_OCOTP_CTRL_RSRVD2)
+#define BM_OCOTP_CTRL_RELOAD_SHADOWS	0x00002000
+#define BM_OCOTP_CTRL_RD_BANK_OPEN	0x00001000
+#define BP_OCOTP_CTRL_RSRVD1	10
+#define BM_OCOTP_CTRL_RSRVD1	0x00000C00
+#define BF_OCOTP_CTRL_RSRVD1(v)  \
+		(((v) << 10) & BM_OCOTP_CTRL_RSRVD1)
+#define BM_OCOTP_CTRL_ERROR	0x00000200
+#define BM_OCOTP_CTRL_BUSY	0x00000100
+#define BP_OCOTP_CTRL_RSRVD0	6
+#define BM_OCOTP_CTRL_RSRVD0	0x000000C0
+#define BF_OCOTP_CTRL_RSRVD0(v)  \
+		(((v) << 6) & BM_OCOTP_CTRL_RSRVD0)
+#define BP_OCOTP_CTRL_ADDR	0
+#define BM_OCOTP_CTRL_ADDR	0x0000003F
+#define BF_OCOTP_CTRL_ADDR(v)  \
+		(((v) << 0) & BM_OCOTP_CTRL_ADDR)
+
+#define HW_OCOTP_DATA	(0x00000010)
+
+#define BP_OCOTP_DATA_DATA	0
+#define BM_OCOTP_DATA_DATA	0xFFFFFFFF
+#define BF_OCOTP_DATA_DATA(v)	(v)
+
+/*
+ *  multi-register-define name HW_OCOTP_CUSTn
+ *              base 0x00000020
+ *              count 4
+ *              offset 0x10
+ */
+#define HW_OCOTP_CUSTn(n)	(0x00000020 + (n) * 0x10)
+#define BP_OCOTP_CUSTn_BITS	0
+#define BM_OCOTP_CUSTn_BITS	0xFFFFFFFF
+#define BF_OCOTP_CUSTn_BITS(v)	(v)
+
+/*
+ *  multi-register-define name HW_OCOTP_CRYPTOn
+ *              base 0x00000060
+ *              count 4
+ *              offset 0x10
+ */
+#define HW_OCOTP_CRYPTOn(n)	(0x00000060 + (n) * 0x10)
+#define BP_OCOTP_CRYPTOn_BITS	0
+#define BM_OCOTP_CRYPTOn_BITS	0xFFFFFFFF
+#define BF_OCOTP_CRYPTOn_BITS(v)	(v)
+
+/*
+ *  multi-register-define name HW_OCOTP_HWCAPn
+ *              base 0x000000A0
+ *              count 6
+ *              offset 0x10
+ */
+#define HW_OCOTP_HWCAPn(n)	(0x000000a0 + (n) * 0x10)
+#define BP_OCOTP_HWCAPn_BITS	0
+#define BM_OCOTP_HWCAPn_BITS	0xFFFFFFFF
+#define BF_OCOTP_HWCAPn_BITS(v)	(v)
+
+#define HW_OCOTP_SWCAP	(0x00000100)
+
+#define BP_OCOTP_SWCAP_BITS	0
+#define BM_OCOTP_SWCAP_BITS	0xFFFFFFFF
+#define BF_OCOTP_SWCAP_BITS(v)	(v)
+
+#define HW_OCOTP_CUSTCAP	(0x00000110)
+
+#define BP_OCOTP_CUSTCAP_RSRVD1	3
+#define BM_OCOTP_CUSTCAP_RSRVD1	0xFFFFFFF8
+#define BF_OCOTP_CUSTCAP_RSRVD1(v) \
+		(((v) << 3) & BM_OCOTP_CUSTCAP_RSRVD1)
+#define BM_OCOTP_CUSTCAP_RTC_XTAL_32768_PRESENT	0x00000004
+#define BM_OCOTP_CUSTCAP_RTC_XTAL_32000_PRESENT	0x00000002
+#define BM_OCOTP_CUSTCAP_RSRVD0	0x00000001
+
+#define HW_OCOTP_LOCK	(0x00000120)
+
+#define BM_OCOTP_LOCK_ROM7	0x80000000
+#define BM_OCOTP_LOCK_ROM6	0x40000000
+#define BM_OCOTP_LOCK_ROM5	0x20000000
+#define BM_OCOTP_LOCK_ROM4	0x10000000
+#define BM_OCOTP_LOCK_ROM3	0x08000000
+#define BM_OCOTP_LOCK_ROM2	0x04000000
+#define BM_OCOTP_LOCK_ROM1	0x02000000
+#define BM_OCOTP_LOCK_ROM0	0x01000000
+#define BM_OCOTP_LOCK_HWSW_SHADOW_ALT	0x00800000
+#define BM_OCOTP_LOCK_CRYPTODCP_ALT	0x00400000
+#define BM_OCOTP_LOCK_CRYPTOKEY_ALT	0x00200000
+#define BM_OCOTP_LOCK_PIN	0x00100000
+#define BM_OCOTP_LOCK_OPS	0x00080000
+#define BM_OCOTP_LOCK_UN2	0x00040000
+#define BM_OCOTP_LOCK_UN1	0x00020000
+#define BM_OCOTP_LOCK_UN0	0x00010000
+#define BM_OCOTP_LOCK_SRK	0x00008000
+#define BP_OCOTP_LOCK_UNALLOCATED	12
+#define BM_OCOTP_LOCK_UNALLOCATED	0x00007000
+#define BF_OCOTP_LOCK_UNALLOCATED(v)  \
+		(((v) << 12) & BM_OCOTP_LOCK_UNALLOCATED)
+#define BM_OCOTP_LOCK_SRK_SHADOW	0x00000800
+#define BM_OCOTP_LOCK_ROM_SHADOW	0x00000400
+#define BM_OCOTP_LOCK_CUSTCAP	0x00000200
+#define BM_OCOTP_LOCK_HWSW	0x00000100
+#define BM_OCOTP_LOCK_CUSTCAP_SHADOW	0x00000080
+#define BM_OCOTP_LOCK_HWSW_SHADOW	0x00000040
+#define BM_OCOTP_LOCK_CRYPTODCP	0x00000020
+#define BM_OCOTP_LOCK_CRYPTOKEY	0x00000010
+#define BM_OCOTP_LOCK_CUST3	0x00000008
+#define BM_OCOTP_LOCK_CUST2	0x00000004
+#define BM_OCOTP_LOCK_CUST1	0x00000002
+#define BM_OCOTP_LOCK_CUST0	0x00000001
+
+/*
+ *  multi-register-define name HW_OCOTP_OPSn
+ *              base 0x00000130
+ *              count 4
+ *              offset 0x10
+ */
+#define HW_OCOTP_OPSn(n)	(0x00000130 + (n) * 0x10)
+#define BP_OCOTP_OPSn_BITS	0
+#define BM_OCOTP_OPSn_BITS	0xFFFFFFFF
+#define BF_OCOTP_OPSn_BITS(v)	(v)
+
+/*
+ *  multi-register-define name HW_OCOTP_UNn
+ *              base 0x00000170
+ *              count 3
+ *              offset 0x10
+ */
+#define HW_OCOTP_UNn(n)	(0x00000170 + (n) * 0x10)
+#define BP_OCOTP_UNn_BITS	0
+#define BM_OCOTP_UNn_BITS	0xFFFFFFFF
+#define BF_OCOTP_UNn_BITS(v)	(v)
+
+/*
+ *  multi-register-define name HW_OCOTP_ROMn
+ *              base 0x000001A0
+ *              count 8
+ *              offset 0x10
+ */
+#define HW_OCOTP_ROMn(n)	(0x000001a0 + (n) * 0x10)
+#define BP_OCOTP_ROMn_BOOT_MODE	24
+#define BM_OCOTP_ROMn_BOOT_MODE	0xFF000000
+#define BF_OCOTP_ROMn_BOOT_MODE(v) \
+		(((v) << 24) & BM_OCOTP_ROMn_BOOT_MODE)
+#define BP_OCOTP_ROMn_SD_MMC_MODE	22
+#define BM_OCOTP_ROMn_SD_MMC_MODE	0x00C00000
+#define BF_OCOTP_ROMn_SD_MMC_MODE(v)  \
+		(((v) << 22) & BM_OCOTP_ROMn_SD_MMC_MODE)
+#define BP_OCOTP_ROMn_SD_POWER_GATE_GPIO	20
+#define BM_OCOTP_ROMn_SD_POWER_GATE_GPIO	0x00300000
+#define BF_OCOTP_ROMn_SD_POWER_GATE_GPIO(v)  \
+		(((v) << 20) & BM_OCOTP_ROMn_SD_POWER_GATE_GPIO)
+#define BP_OCOTP_ROMn_SD_POWER_UP_DELAY	14
+#define BM_OCOTP_ROMn_SD_POWER_UP_DELAY	0x000FC000
+#define BF_OCOTP_ROMn_SD_POWER_UP_DELAY(v)  \
+		(((v) << 14) & BM_OCOTP_ROMn_SD_POWER_UP_DELAY)
+#define BP_OCOTP_ROMn_SD_BUS_WIDTH	12
+#define BM_OCOTP_ROMn_SD_BUS_WIDTH	0x00003000
+#define BF_OCOTP_ROMn_SD_BUS_WIDTH(v)  \
+		(((v) << 12) & BM_OCOTP_ROMn_SD_BUS_WIDTH)
+#define BP_OCOTP_ROMn_SSP_SCK_INDEX	8
+#define BM_OCOTP_ROMn_SSP_SCK_INDEX	0x00000F00
+#define BF_OCOTP_ROMn_SSP_SCK_INDEX(v)  \
+		(((v) << 8) & BM_OCOTP_ROMn_SSP_SCK_INDEX)
+#define BM_OCOTP_ROMn_EMMC_USE_DDR	0x00000080
+#define BM_OCOTP_ROMn_DISABLE_SPI_NOR_FAST_READ	0x00000040
+#define BM_OCOTP_ROMn_ENABLE_USB_BOOT_SERIAL_NUM	0x00000020
+#define BM_OCOTP_ROMn_ENABLE_UNENCRYPTED_BOOT	0x00000010
+#define BM_OCOTP_ROMn_SD_MBR_BOOT	0x00000008
+#define BM_OCOTP_ROMn_RSRVD2	0x00000004
+#define BM_OCOTP_ROMn_RSRVD1	0x00000002
+#define BM_OCOTP_ROMn_RSRVD0	0x00000001
+
+/*
+ *  multi-register-define name HW_OCOTP_SRKn
+ *              base 0x00000220
+ *              count 8
+ *              offset 0x10
+ */
+#define HW_OCOTP_SRKn(n)	(0x00000220 + (n) * 0x10)
+#define BP_OCOTP_SRKn_BITS	0
+#define BM_OCOTP_SRKn_BITS	0xFFFFFFFF
+#define BF_OCOTP_SRKn_BITS(v)	(v)
+
+#define HW_OCOTP_VERSION	(0x000002a0)
+
+#define BP_OCOTP_VERSION_MAJOR	24
+#define BM_OCOTP_VERSION_MAJOR	0xFF000000
+#define BF_OCOTP_VERSION_MAJOR(v) \
+		(((v) << 24) & BM_OCOTP_VERSION_MAJOR)
+#define BP_OCOTP_VERSION_MINOR	16
+#define BM_OCOTP_VERSION_MINOR	0x00FF0000
+#define BF_OCOTP_VERSION_MINOR(v)  \
+		(((v) << 16) & BM_OCOTP_VERSION_MINOR)
+#define BP_OCOTP_VERSION_STEP	0
+#define BM_OCOTP_VERSION_STEP	0x0000FFFF
+#define BF_OCOTP_VERSION_STEP(v)  \
+		(((v) << 0) & BM_OCOTP_VERSION_STEP)
+#endif /* __ARCH_ARM___OCOTP_H */