cm-t35: move the eeprom code to common place
Compulab boards use the same eeprom code, so move the eeprom related
code to live under board/compulab/common directory.
Also make several adjustments to eeprom functions namespace, so it will
be generic for compulab boards.
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Tested-by: Nikita Kiryanov <nikita@compulab.co.il>
diff --git a/board/compulab/cm_t35/Makefile b/board/compulab/cm_t35/Makefile
index 6d07947..8b922b3 100644
--- a/board/compulab/cm_t35/Makefile
+++ b/board/compulab/cm_t35/Makefile
@@ -11,7 +11,6 @@
LIB = $(obj)lib$(BOARD).o
-COBJS-$(CONFIG_DRIVER_OMAP34XX_I2C) += eeprom.o
COBJS-$(CONFIG_LCD) += display.o
COBJS := cm_t35.o leds.o $(COBJS-y)
diff --git a/board/compulab/cm_t35/cm_t35.c b/board/compulab/cm_t35/cm_t35.c
index 3caa5be..a6d4aba 100644
--- a/board/compulab/cm_t35/cm_t35.c
+++ b/board/compulab/cm_t35/cm_t35.c
@@ -33,7 +33,7 @@
#include <asm/ehci-omap.h>
#include <asm/gpio.h>
-#include "eeprom.h"
+#include "../common/eeprom.h"
DECLARE_GLOBAL_DATA_PTR;
@@ -160,7 +160,7 @@
u32 get_board_rev(void)
{
if (!cm_t3x_rev)
- cm_t3x_rev = cm_t3x_eeprom_get_board_rev();
+ cm_t3x_rev = cl_eeprom_get_board_rev();
return cm_t3x_rev;
};
@@ -509,7 +509,7 @@
if (rc)
return 0;
- rc = cm_t3x_eeprom_read_mac_addr(enetaddr);
+ rc = cl_eeprom_read_mac_addr(enetaddr);
if (rc)
return rc;
@@ -598,5 +598,4 @@
{
return omap_ehci_hcd_stop();
}
-
#endif /* CONFIG_USB_EHCI_OMAP */
diff --git a/board/compulab/common/Makefile b/board/compulab/common/Makefile
new file mode 100644
index 0000000..ec2e510
--- /dev/null
+++ b/board/compulab/common/Makefile
@@ -0,0 +1,35 @@
+#
+# (C) Copyright 2011 - 2013 CompuLab, Ltd. <www.compulab.co.il>
+#
+# Author: Igor Grinberg <grinberg@compulab.co.il>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+include $(TOPDIR)/config.mk
+
+ifneq ($(OBJTREE),$(SRCTREE))
+$(shell mkdir -p $(obj)board/$(VENDOR)/common)
+endif
+
+LIB = $(obj)lib$(VENDOR).o
+
+COBJS-$(CONFIG_DRIVER_OMAP34XX_I2C) += eeprom.o
+
+COBJS := $(COBJS-y)
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+all: $(LIB)
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(call cmd_link_o_target, $(OBJS) $(SOBJS))
+
+#########################################################################
+# This is for $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/compulab/cm_t35/eeprom.c b/board/compulab/common/eeprom.c
similarity index 60%
rename from board/compulab/cm_t35/eeprom.c
rename to board/compulab/common/eeprom.c
index df91acd..5aa3dbd 100644
--- a/board/compulab/cm_t35/eeprom.c
+++ b/board/compulab/common/eeprom.c
@@ -22,30 +22,30 @@
#define LAYOUT_INVALID 0
#define LAYOUT_LEGACY 0xff
-static int eeprom_layout; /* Implicitly LAYOUT_INVALID */
+static int cl_eeprom_layout; /* Implicitly LAYOUT_INVALID */
-static int cm_t3x_eeprom_read(uint offset, uchar *buf, int len)
+static int cl_eeprom_read(uint offset, uchar *buf, int len)
{
return i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, offset,
CONFIG_SYS_I2C_EEPROM_ADDR_LEN, buf, len);
}
-static int eeprom_setup_layout(void)
+static int cl_eeprom_setup_layout(void)
{
int res;
- if (eeprom_layout != LAYOUT_INVALID)
+ if (cl_eeprom_layout != LAYOUT_INVALID)
return 0;
- res = cm_t3x_eeprom_read(EEPROM_LAYOUT_VER_OFFSET,
- (uchar *)&eeprom_layout, 1);
+ res = cl_eeprom_read(EEPROM_LAYOUT_VER_OFFSET,
+ (uchar *)&cl_eeprom_layout, 1);
if (res) {
- eeprom_layout = LAYOUT_INVALID;
+ cl_eeprom_layout = LAYOUT_INVALID;
return res;
}
- if (eeprom_layout == 0 || eeprom_layout >= 0x20)
- eeprom_layout = LAYOUT_LEGACY;
+ if (cl_eeprom_layout == 0 || cl_eeprom_layout >= 0x20)
+ cl_eeprom_layout = LAYOUT_LEGACY;
return 0;
}
@@ -56,12 +56,14 @@
uint offset;
memset(serialnr, 0, sizeof(*serialnr));
- if (eeprom_setup_layout())
+
+ if (cl_eeprom_setup_layout())
return;
- offset = (eeprom_layout != LAYOUT_LEGACY) ?
- BOARD_SERIAL_OFFSET : BOARD_SERIAL_OFFSET_LEGACY;
- if (cm_t3x_eeprom_read(offset, (uchar *)serial, 8))
+ offset = (cl_eeprom_layout != LAYOUT_LEGACY) ?
+ BOARD_SERIAL_OFFSET : BOARD_SERIAL_OFFSET_LEGACY;
+
+ if (cl_eeprom_read(offset, (uchar *)serial, 8))
return;
if (serial[0] != 0xffffffff && serial[1] != 0xffffffff) {
@@ -71,45 +73,46 @@
}
/*
- * Routine: cm_t3x_eeprom_read_mac_addr
+ * Routine: cl_eeprom_read_mac_addr
* Description: read mac address and store it in buf.
*/
-int cm_t3x_eeprom_read_mac_addr(uchar *buf)
+int cl_eeprom_read_mac_addr(uchar *buf)
{
uint offset;
- if (eeprom_setup_layout())
+ if (cl_eeprom_setup_layout())
return 0;
- offset = (eeprom_layout != LAYOUT_LEGACY) ?
+ offset = (cl_eeprom_layout != LAYOUT_LEGACY) ?
MAC_ADDR_OFFSET : MAC_ADDR_OFFSET_LEGACY;
- return cm_t3x_eeprom_read(offset, buf, 6);
+
+ return cl_eeprom_read(offset, buf, 6);
}
/*
- * Routine: cm_t3x_eeprom_get_board_rev
+ * Routine: cl_eeprom_get_board_rev
* Description: read system revision from eeprom
*/
-u32 cm_t3x_eeprom_get_board_rev(void)
+u32 cl_eeprom_get_board_rev(void)
{
u32 rev = 0;
char str[5]; /* Legacy representation can contain at most 4 digits */
uint offset = BOARD_REV_OFFSET_LEGACY;
- if (eeprom_setup_layout())
+ if (cl_eeprom_setup_layout())
return 0;
- if (eeprom_layout != LAYOUT_LEGACY)
+ if (cl_eeprom_layout != LAYOUT_LEGACY)
offset = BOARD_REV_OFFSET;
- if (cm_t3x_eeprom_read(offset, (uchar *)&rev, BOARD_REV_SIZE))
+ if (cl_eeprom_read(offset, (uchar *)&rev, BOARD_REV_SIZE))
return 0;
/*
* Convert legacy syntactic representation to semantic
* representation. i.e. for rev 1.00: 0x100 --> 0x64
*/
- if (eeprom_layout == LAYOUT_LEGACY) {
+ if (cl_eeprom_layout == LAYOUT_LEGACY) {
sprintf(str, "%x", rev);
rev = simple_strtoul(str, NULL, 10);
}
diff --git a/board/compulab/cm_t35/eeprom.h b/board/compulab/common/eeprom.h
similarity index 62%
rename from board/compulab/cm_t35/eeprom.h
rename to board/compulab/common/eeprom.h
index 02ffbb1..cf8c302 100644
--- a/board/compulab/cm_t35/eeprom.h
+++ b/board/compulab/common/eeprom.h
@@ -11,14 +11,14 @@
#define _EEPROM_
#ifdef CONFIG_DRIVER_OMAP34XX_I2C
-int cm_t3x_eeprom_read_mac_addr(uchar *buf);
-u32 cm_t3x_eeprom_get_board_rev(void);
+int cl_eeprom_read_mac_addr(uchar *buf);
+u32 cl_eeprom_get_board_rev(void);
#else
-static inline int cm_t3x_eeprom_read_mac_addr(uchar *buf)
+static inline int cl_eeprom_read_mac_addr(uchar *buf)
{
return 1;
}
-static inline u32 cm_t3x_eeprom_get_board_rev(void)
+static inline u32 cl_eeprom_get_board_rev(void)
{
return 0;
}