M28EVK: Implement support for new board V2.0

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>

board/denx/m28evk/m28evk.c

@@ -90,6 +90,8 @@ int board_mmc_init(bd_t *bis)
 {
 	/* Configure WP as input. */
 	gpio_direction_input(MX28_PAD_AUART2_CTS__GPIO_3_10);
+	/* Turn on the power to the card. */
+	gpio_direction_output(MX28_PAD_PWM3__GPIO_3_28, 0);
 
 	return mxsmmc_initialize(bis, 0, m28_mmc_wp);
 }
@@ -103,10 +105,18 @@ int board_mmc_init(bd_t *bis)
 
 int fecmxc_mii_postcall(int phy)
 {
+#if	defined(CONFIG_DENX_M28_V11) || defined(CONFIG_DENX_M28_V10)
+	/* KZ8031 PHY on old boards. */
+	const uint32_t freq = 0x0080;
+#else
+	/* KZ8021 PHY on new boards. */
+	const uint32_t freq = 0x0000;
+#endif
+
 	miiphy_write("FEC1", phy, MII_BMCR, 0x9000);
 	miiphy_write("FEC1", phy, MII_OPMODE_STRAP_OVERRIDE, 0x0202);
 	if (phy == 3)
-		miiphy_write("FEC1", 3, MII_PHY_CTRL2, 0x8180);
+		miiphy_write("FEC1", 3, MII_PHY_CTRL2, 0x8100 | freq);
 	return 0;
 }
 
@@ -123,6 +133,14 @@ int board_eth_init(bd_t *bis)
 		CLKCTRL_ENET_TIME_SEL_MASK | CLKCTRL_ENET_CLK_OUT_EN,
 		CLKCTRL_ENET_TIME_SEL_RMII_CLK);
 
+#if !defined(CONFIG_DENX_M28_V11) && !defined(CONFIG_DENX_M28_V10)
+	/* Reset the new PHY */
+	gpio_direction_output(MX28_PAD_AUART2_RTS__GPIO_3_11, 0);
+	udelay(10000);
+	gpio_set_value(MX28_PAD_AUART2_RTS__GPIO_3_11, 1);
+	udelay(10000);
+#endif
+
 	ret = fecmxc_initialize_multi(bis, 0, 0, MXS_ENET0_BASE);
 	if (ret) {
 		printf("FEC MXS: Unable to init FEC0\n");

board/denx/m28evk/spl_boot.c

@@ -109,8 +109,9 @@ const iomux_cfg_t iomux_setup[] = {
 		(MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL),
 	MX28_PAD_SSP0_SCK__SSP0_SCK |
 		(MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL),
-	MX28_PAD_PWM3__GPIO_3_28 | MUX_CONFIG_SSP0,	/* Power .. FIXME */
-	MX28_PAD_AUART2_CTS__GPIO_3_10,	/* WP ... FIXME */
+	MX28_PAD_PWM3__GPIO_3_28 | MUX_CONFIG_SSP0 |
+		(MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL),	/* Power */
+	MX28_PAD_AUART2_CTS__GPIO_3_10,	/* WP */
 
 	/* GPMI NAND */
 	MX28_PAD_GPMI_D00__GPMI_D0 | MUX_CONFIG_GPMI,
@@ -147,6 +148,9 @@ const iomux_cfg_t iomux_setup[] = {
 	MX28_PAD_ENET0_RXD3__ENET1_RXD1 | MUX_CONFIG_ENET,
 	MX28_PAD_ENET0_TXD2__ENET1_TXD0 | MUX_CONFIG_ENET,
 	MX28_PAD_ENET0_TXD3__ENET1_TXD1 | MUX_CONFIG_ENET,
+#if !defined(CONFIG_DENX_M28_V11) && !defined(CONFIG_DENX_M28_V10)
+	MX28_PAD_AUART2_RTS__GPIO_3_11,	/* PHY reset */
+#endif
 
 	/* I2C */
 	MX28_PAD_I2C0_SCL__I2C0_SCL,