1 files changed, 62 insertions, 0 deletions
diff --git a/board/isee/igep0146/igep0146_eeprom.c b/board/isee/igep0146/igep0146_eeprom.c
new file mode 100644
index 0000000..33bf1f3
--- /dev/null
+++ b/board/isee/igep0146/igep0146_eeprom.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2016 ISEE 2007 SL - http://www.isee.biz
+ *
+ * EEPROM support source file for IGEP0046 board
+ *
+ * Author: Jose Miguel Sanchez Sanabria <jsanabria@iseebcn.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <asm/arch/sys_proto.h>
+
+
+int eeprom46_write_setup (uint8_t s_addr, const char* data, u32 size)
+{
+    u32 i;
+    u32 remain = size % 32;
+    u32 blocks = size / 32;
+    for (i=0; i < blocks; i++){
+        if(i2c_write(CONFIG_SYS_I2C_EEPROM_ADDR, s_addr + (i*32), 2, (uint8_t*) data + (i*32), 32)){
+            return -1;
+        }
+        udelay(5000);
+    }
+    if(remain > 0){
+        if(i2c_write(CONFIG_SYS_I2C_EEPROM_ADDR, s_addr + (i*32), 2, (uint8_t*) data + (i*32), remain))
+            return -1;
+        else
+            udelay(5000);
+    }
+    return 0;
+}
+
+int eeprom46_read_setup (uint8_t s_addr, char* data, u32 size)
+{
+    u32 i;
+    u32 remain = size % 32;
+    u32 blocks = size / 32;
+    for (i=0; i < blocks; i++){
+        if(i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, s_addr + (i*32), 2, (uint8_t*) data + (i*32), 32)){
+            return -1;
+        }
+    }
+    if(remain > 0)
+        if(i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, s_addr + (i*32), 2, (uint8_t*) data + (i*32), remain))
+            return -1;
+    return 0;
+}
+
+int check_eeprom (void)
+{
+    i2c_set_bus_num(CONFIG_SYS_I2C_EEPROM_BUS);
+    /* Check if baseboard eeprom is available */
+	if (i2c_probe(CONFIG_SYS_I2C_EEPROM_ADDR)) {
+		printf("Could not probe the EEPROM at 0x%x\n",
+		       CONFIG_SYS_I2C_EEPROM_ADDR);
+		return -1;
+	}
+	return 0;
+}