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-rw-r--r--board/engicam/icorem6/icorem6.c72
-rw-r--r--configs/imx6qdl_icore_mmc_defconfig4
-rw-r--r--include/configs/imx6qdl_icore.h12
3 files changed, 88 insertions, 0 deletions
diff --git a/board/engicam/icorem6/icorem6.c b/board/engicam/icorem6/icorem6.c
index 1856972..a23cb7e 100644
--- a/board/engicam/icorem6/icorem6.c
+++ b/board/engicam/icorem6/icorem6.c
@@ -9,12 +9,15 @@
#include <common.h>
#include <fsl_esdhc.h>
#include <mmc.h>
+#include <miiphy.h>
+#include <netdev.h>
#include <asm/io.h>
#include <asm/gpio.h>
#include <linux/sizes.h>
#include <asm/arch/clock.h>
+#include <asm/arch/crm_regs.h>
#include <asm/arch/iomux.h>
#include <asm/arch/mx6-pins.h>
#include <asm/arch/sys_proto.h>
@@ -30,11 +33,28 @@ DECLARE_GLOBAL_DATA_PTR;
PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_LOW | \
PAD_CTL_DSE_80ohm | 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)),
+};
+
static iomux_v3_cfg_t const usdhc1_pads[] = {
IOMUX_PADS(PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
IOMUX_PADS(PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
@@ -99,6 +119,58 @@ int board_mmc_init(bd_t *bis)
}
#endif
+#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
+
int board_early_init_f(void)
{
SETUP_IOMUX_PADS(uart4_pads);
diff --git a/configs/imx6qdl_icore_mmc_defconfig b/configs/imx6qdl_icore_mmc_defconfig
index ced6b10..c2c2fe8 100644
--- a/configs/imx6qdl_icore_mmc_defconfig
+++ b/configs/imx6qdl_icore_mmc_defconfig
@@ -14,6 +14,8 @@ CONFIG_SYS_MAXARGS=32
# CONFIG_CMD_IMLS is not set
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_GPIO=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
CONFIG_CMD_MEMTEST=y
CONFIG_CMD_MMC=y
CONFIG_CMD_CACHE=y
@@ -23,7 +25,9 @@ CONFIG_CMD_EXT4_WRITE=y
CONFIG_CMD_FAT=y
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_SPL_LIBDISK_SUPPORT=y
CONFIG_SPL_LIBCOMMON_SUPPORT=y
diff --git a/include/configs/imx6qdl_icore.h b/include/configs/imx6qdl_icore.h
index 0bd0f23..ad4c5f2 100644
--- a/include/configs/imx6qdl_icore.h
+++ b/include/configs/imx6qdl_icore.h
@@ -111,6 +111,18 @@
# define CONFIG_SYS_FSL_ESDHC_ADDR USDHC2_BASE_ADDR
#endif
+/* Ethernet */
+#ifdef CONFIG_FEC_MXC
+# define IMX_FEC_BASE ENET_BASE_ADDR
+# define CONFIG_FEC_MXC_PHYADDR 0
+# define CONFIG_FEC_XCV_TYPE RMII
+# define CONFIG_ETHPRIME "FEC"
+
+# define CONFIG_MII
+# define CONFIG_PHYLIB
+# define CONFIG_PHY_SMSC
+#endif
+
/* SPL */
#ifdef CONFIG_SPL
# define CONFIG_SPL_MMC_SUPPORT