[PATCH v4 2/4] ARM: imx6: DH: Use common MAC address functions

[Philip Oberfichtner]

To reduce code duplication, let the imx6 based DH boards use the common
code for setting up their MAC addresses.

Signed-off-by: Philip Oberfichtner <p...@denx.de>
Tested-by: Marek Vasut <ma...@denx.de>
Reviewed-by: Marek Vasut <ma...@denx.de>
---

(no changes since v3)

Changes in v3:
        - Reviewed by Marek

Changes in v2:
        - Tested-by Marek

 board/dhelectronics/dh_imx6/dh_imx6.c | 47 ++++++++-------------------
 1 file changed, 14 insertions(+), 33 deletions(-)

diff --git a/board/dhelectronics/dh_imx6/dh_imx6.c 
b/board/dhelectronics/dh_imx6/dh_imx6.c
index e8aba83e1a..07fc9b1fe6 100644
--- a/board/dhelectronics/dh_imx6/dh_imx6.c
+++ b/board/dhelectronics/dh_imx6/dh_imx6.c
@@ -36,6 +36,9 @@
 #include <linux/delay.h>
 #include <usb/ehci-ci.h>
 
+#include "../common/dh_common.h"
+#include "../common/dh_imx.h"
+
 DECLARE_GLOBAL_DATA_PTR;
 
 int dram_init(void)
@@ -82,46 +85,24 @@ int board_usb_phy_mode(int port)
 }
 #endif
 
-static int setup_dhcom_mac_from_fuse(void)
+int dh_setup_mac_address(void)
 {
-       struct udevice *dev;
-       ofnode eeprom;
        unsigned char enetaddr[6];
-       int ret;
 
-       ret = eth_env_get_enetaddr("ethaddr", enetaddr);
-       if (ret)        /* ethaddr is already set */
+       if (dh_mac_is_in_env("ethaddr"))
                return 0;
 
-       imx_get_mac_from_fuse(0, enetaddr);
-
-       if (is_valid_ethaddr(enetaddr)) {
-               eth_env_set_enetaddr("ethaddr", enetaddr);
-               return 0;
-       }
-
-       eeprom = ofnode_get_aliases_node("eeprom0");
-       if (!ofnode_valid(eeprom)) {
-               printf("Can't find eeprom0 alias!\n");
-               return -ENODEV;
-       }
+       if (!dh_imx_get_mac_from_fuse(enetaddr))
+               goto out;
 
-       ret = uclass_get_device_by_ofnode(UCLASS_I2C_EEPROM, eeprom, &dev);
-       if (ret) {
-               printf("Cannot find EEPROM!\n");
-               return ret;
-       }
+       if (!dh_get_mac_from_eeprom(enetaddr, "eeprom0"))
+               goto out;
 
-       ret = i2c_eeprom_read(dev, 0xfa, enetaddr, 0x6);
-       if (ret) {
-               printf("Error reading configuration EEPROM!\n");
-               return ret;
-       }
+       printf("%s: Unable to get MAC address!\n", __func__);
+       return -ENXIO;
 
-       if (is_valid_ethaddr(enetaddr))
-               eth_env_set_enetaddr("ethaddr", enetaddr);
-
-       return 0;
+out:
+       return eth_env_set_enetaddr("ethaddr", enetaddr);
 }
 
 int board_early_init_f(void)
@@ -188,7 +169,7 @@ int board_late_init(void)
        u32 hw_code;
        char buf[16];
 
-       setup_dhcom_mac_from_fuse();
+       dh_setup_mac_address();
 
        hw_code = board_get_hwcode();
 
-- 
2.37.1