icorem6: Use CONFIG_DM_ETH support

Use CONFIG_DM_ETH and remove board_eth_init code
from board files.

Cc: Joe Hershberger <joe.hershberger@ni.com>
Cc: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Michael Trimarchi <michael@amarulasolutions.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>

arch/arm/cpu/armv7/mx6/Kconfig

@@ -126,6 +126,7 @@ config TARGET_MX6Q_ICORE
 	select MX6QDL
 	select OF_CONTROL
 	select DM
+	select DM_ETH
 	select DM_GPIO
 	select DM_MMC
 	select DM_THERMAL

board/engicam/icorem6/icorem6.c

@@ -7,8 +7,6 @@
  */
 
 #include <common.h>
-#include <miiphy.h>
-#include <netdev.h>
 
 #include <asm/io.h>
 #include <asm/gpio.h>
@@ -27,80 +25,11 @@ DECLARE_GLOBAL_DATA_PTR;
 	PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED |		\
 	PAD_CTL_DSE_40ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
 
-#define ENET_PAD_CTRL  (PAD_CTL_PKE | PAD_CTL_PUE |		\
-	PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED   |		\
-	PAD_CTL_DSE_40ohm   | PAD_CTL_HYS)
-
 static iomux_v3_cfg_t const uart4_pads[] = {
 	IOMUX_PADS(PAD_KEY_COL0__UART4_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
 	IOMUX_PADS(PAD_KEY_ROW0__UART4_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
 };
 
-static iomux_v3_cfg_t const enet_pads[] = {
-	IOMUX_PADS(PAD_ENET_CRS_DV__ENET_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL)),
-	IOMUX_PADS(PAD_GPIO_16__ENET_REF_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL | PAD_CTL_SRE_FAST)),
-	IOMUX_PADS(PAD_ENET_TX_EN__ENET_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL)),
-	IOMUX_PADS(PAD_ENET_RXD1__ENET_RX_DATA1	| MUX_PAD_CTRL(ENET_PAD_CTRL)),
-	IOMUX_PADS(PAD_ENET_RXD0__ENET_RX_DATA0	| MUX_PAD_CTRL(ENET_PAD_CTRL)),
-	IOMUX_PADS(PAD_ENET_TXD1__ENET_TX_DATA1	| MUX_PAD_CTRL(ENET_PAD_CTRL)),
-	IOMUX_PADS(PAD_ENET_TXD0__ENET_TX_DATA0	| MUX_PAD_CTRL(ENET_PAD_CTRL)),
-	IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
-	IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)),
-	IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | MUX_PAD_CTRL(NO_PAD_CTRL)),
-};
-
-#ifdef CONFIG_FEC_MXC
-#define ENET_PHY_RST		IMX_GPIO_NR(7, 12)
-static int setup_fec(void)
-{
-	struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
-	struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR;
-	s32 timeout = 100000;
-	u32 reg = 0;
-	int ret;
-
-	/* Enable fec clock */
-	setbits_le32(&ccm->CCGR1, MXC_CCM_CCGR1_ENET_MASK);
-
-	/* use 50MHz */
-	ret = enable_fec_anatop_clock(0, ENET_50MHZ);
-	if (ret)
-		return ret;
-
-	/* Enable PLLs */
-	reg = readl(&anatop->pll_enet);
-	reg &= ~BM_ANADIG_PLL_SYS_POWERDOWN;
-	writel(reg, &anatop->pll_enet);
-	reg = readl(&anatop->pll_enet);
-	reg |= BM_ANADIG_PLL_SYS_ENABLE;
-	while (timeout--) {
-		if (readl(&anatop->pll_enet) & BM_ANADIG_PLL_SYS_LOCK)
-			break;
-	}
-	if (timeout <= 0)
-		return -EIO;
-	reg &= ~BM_ANADIG_PLL_SYS_BYPASS;
-	writel(reg, &anatop->pll_enet);
-
-	/* reset the phy */
-	gpio_direction_output(ENET_PHY_RST, 0);
-	udelay(10000);
-	gpio_set_value(ENET_PHY_RST, 1);
-
-	return 0;
-}
-
-int board_eth_init(bd_t *bis)
-{
-	int ret;
-
-	SETUP_IOMUX_PADS(enet_pads);
-	setup_fec();
-
-	return ret = cpu_eth_init(bis);
-}
-#endif
-
 #ifdef CONFIG_NAND_MXS
 
 #define GPMI_PAD_CTRL0	(PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP)

configs/imx6qdl_icore_mmc_defconfig

@@ -30,7 +30,6 @@ CONFIG_CMD_FS_GENERIC=y
 CONFIG_OF_LIBFDT=y
 CONFIG_FEC_MXC=y
 CONFIG_MXC_UART=y
-CONFIG_NETDEVICES=y
 CONFIG_IMX_THERMAL=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX6=y

configs/imx6qdl_icore_nand_defconfig

@@ -24,7 +24,6 @@ CONFIG_OF_LIBFDT=y
 CONFIG_FEC_MXC=y
 CONFIG_MXC_UART=y
 CONFIG_NAND_MXS=y
-CONFIG_NETDEVICES=y
 CONFIG_IMX_THERMAL=y
 # CONFIG_BLK is not set
 # CONFIG_DM_MMC_OPS is not set