davinci: Drop CONFIG_MAC_ADDR_IN_EEPROM

Looking over the current boards, there are no users of
CONFIG_MAC_ADDR_IN_EEPROM.  Further, omapl138_lcdk uses
CONFIG_NET_RANDOM_ETHADDR.  Drop various unused code paths.

Cc: Adam Ford <aford173@gmail.com>
Cc: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: NTom Rini <trini@konsulko.com>

arch/arm/mach-davinci/include/mach/davinci_misc.h

@@ -35,7 +35,6 @@ struct lpsc_resource {
 	const int	lpsc_no;
 };
 
-int dvevm_read_mac_address(uint8_t *buf);
 void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr);
 int davinci_configure_pin_mux(const struct pinmux_config *pins, int n_pins);
 int davinci_configure_pin_mux_items(const struct pinmux_resource *item,

arch/arm/mach-davinci/misc.c

@@ -41,33 +41,6 @@ int dram_init_banksize(void)
 #endif
 
 #ifdef CONFIG_DRIVER_TI_EMAC
-/*
- * Read ethernet MAC address from EEPROM for DVEVM compatible boards.
- * Returns 1 if found, 0 otherwise.
- */
-int dvevm_read_mac_address(uint8_t *buf)
-{
-#ifdef CONFIG_SYS_I2C_EEPROM_ADDR
-	/* Read MAC address. */
-	if (i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0x7F00,
-		CONFIG_SYS_I2C_EEPROM_ADDR_LEN, (uint8_t *) &buf[0], 6))
-		goto i2cerr;
-
-	/* Check that MAC address is valid. */
-	if (!is_valid_ethaddr(buf))
-		goto err;
-
-	return 1; /* Found */
-
-i2cerr:
-	printf("Read from EEPROM @ 0x%02x failed\n",
-		CONFIG_SYS_I2C_EEPROM_ADDR);
-err:
-#endif /* CONFIG_SYS_I2C_EEPROM_ADDR */
-
-	return 0;
-}
-
 /*
  * Set the mii mode as MII or RMII
  */

board/davinci/da8xxevm/Kconfig

@@ -22,15 +22,6 @@ config MAC_ADDR_IN_SPIFLASH
 	  their MAC address in SPI Flash from the factory
 	  Enable this option to read the MAC from SPI Flash
 
-config MAC_ADDR_IN_EEPROM
-	bool "MAC address in EEPROM"
-	help
-	  The DA850 EVM comes with SoM are programmed with
-	  their MAC address in SPI Flash from the factory,
-	  but the kit has an optional expansion board with
-	  EEPROM available.  Enable this option to read the
-	  MAC from the EEPROM
-
 endif
 
 endif

board/davinci/da8xxevm/da850evm.c

@@ -129,19 +129,12 @@ int misc_init_r(void)
 {
 	dspwake();
 
-#if defined(CONFIG_MAC_ADDR_IN_SPIFLASH) || defined(CONFIG_MAC_ADDR_IN_EEPROM)
-
-	uchar env_enetaddr[6];
-	int enetaddr_found;
+#if defined(CONFIG_MAC_ADDR_IN_SPIFLASH)
+	uchar env_enetaddr[6], buff[6];
+	int enetaddr_found, spi_mac_read;
 
 	enetaddr_found = eth_env_get_enetaddr("ethaddr", env_enetaddr);
 
-#endif
-
-#ifdef CONFIG_MAC_ADDR_IN_SPIFLASH
-	int spi_mac_read;
-	uchar buff[6];
-
 	spi_mac_read = get_mac_addr(buff);
 	buff[0] = 0;
 
@@ -173,34 +166,6 @@ int misc_init_r(void)
 					"with the MAC address in the environment\n");
 		printf("Default using MAC address from environment\n");
 	}
-
-#elif defined(CONFIG_MAC_ADDR_IN_EEPROM)
-	uint8_t enetaddr[8];
-	int eeprom_mac_read;
-
-	/* Read Ethernet MAC address from EEPROM */
-	eeprom_mac_read = dvevm_read_mac_address(enetaddr);
-
-	/*
-	 * MAC address not present in the environment
-	 * try and read the MAC address from EEPROM flash
-	 * and set it.
-	 */
-	if (!enetaddr_found) {
-		if (eeprom_mac_read)
-			/* Set Ethernet MAC address from EEPROM */
-			davinci_sync_env_enetaddr(enetaddr);
-	} else {
-		/*
-		 * MAC address present in environment compare it with
-		 * the MAC address in EEPROM and warn on mismatch
-		 */
-		if (eeprom_mac_read && memcmp(enetaddr, env_enetaddr, 6))
-			printf("Warning: MAC address in EEPROM don't match "
-					"with the MAC address in the environment\n");
-		printf("Default using MAC address from environment\n");
-	}
-
 #endif
 	return 0;
 }

board/davinci/da8xxevm/omapl138_lcdk.c

@@ -236,12 +236,6 @@ int board_init(void)
 
 #define CFG_MAC_ADDR_OFFSET	(flash->size - SZ_64K)
 
-static int  get_mac_addr(u8 *addr)
-{
-	/* Need to find a way to get MAC ADDRESS */
-	return 0;
-}
-
 void dsp_lpsc_on(unsigned domain, unsigned int id)
 {
 	dv_reg_p mdstat, mdctl, ptstat, ptcmd;
@@ -304,29 +298,6 @@ int rmii_hw_init(void)
 
 int misc_init_r(void)
 {
-	uint8_t tmp[20], addr[10];
-
-
-	if (env_get("ethaddr") == NULL) {
-		/* Read Ethernet MAC address from EEPROM */
-		if (dvevm_read_mac_address(addr)) {
-			/* Set Ethernet MAC address from EEPROM */
-			davinci_sync_env_enetaddr(addr);
-		} else {
-			get_mac_addr(addr);
-		}
-
-		if (!is_multicast_ethaddr(addr) && !is_zero_ethaddr(addr)) {
-			sprintf((char *)tmp, "%02x:%02x:%02x:%02x:%02x:%02x",
-				addr[0], addr[1], addr[2], addr[3], addr[4],
-				addr[5]);
-
-			env_set("ethaddr", (char *)tmp);
-		} else {
-			printf("Invalid MAC address read.\n");
-		}
-	}
-
 #ifdef CONFIG_DRIVER_TI_EMAC_USE_RMII
 	/* Select RMII fucntion through the expander */
 	if (rmii_hw_init())