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>
diff --git a/board/denx/m28evk/m28evk.c b/board/denx/m28evk/m28evk.c
index 53df476..3d28ea8 100644
--- a/board/denx/m28evk/m28evk.c
+++ b/board/denx/m28evk/m28evk.c
@@ -90,6 +90,8 @@
{
/* 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 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 @@
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");