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authorYe Li <ye.li@nxp.com>2016-03-04 16:43:35 +0800
committerYe Li <ye.li@nxp.com>2016-03-25 15:04:06 +0800
commitb646262f1f201e11e08968ddf88aeb8ab41fcf21 (patch)
treef5453f98de9ac7445e2407763275dd41cc71c1b6 /board/freescale
parent8807bf82daeba98802d5a49b4a7d8c3ebcc9c988 (diff)
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MLK-12452-3 mx6sxsabresd: Add secondary enet support
Add configurations and board codes for second enet. Signed-off-by: Ye Li <ye.li@nxp.com>
Diffstat (limited to 'board/freescale')
-rw-r--r--board/freescale/mx6sxsabresd/mx6sxsabresd.c37
1 files changed, 31 insertions, 6 deletions
diff --git a/board/freescale/mx6sxsabresd/mx6sxsabresd.c b/board/freescale/mx6sxsabresd/mx6sxsabresd.c
index d826524..3053af8 100644
--- a/board/freescale/mx6sxsabresd/mx6sxsabresd.c
+++ b/board/freescale/mx6sxsabresd/mx6sxsabresd.c
@@ -154,6 +154,23 @@ static iomux_v3_cfg_t const fec1_pads[] = {
MX6_PAD_RGMII1_TXC__ENET1_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
};
+static iomux_v3_cfg_t const fec2_pads[] = {
+ MX6_PAD_ENET1_MDC__ENET2_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET1_MDIO__ENET2_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII2_RX_CTL__ENET2_RX_EN | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
+ MX6_PAD_RGMII2_RD0__ENET2_RX_DATA_0 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
+ MX6_PAD_RGMII2_RD1__ENET2_RX_DATA_1 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
+ MX6_PAD_RGMII2_RD2__ENET2_RX_DATA_2 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
+ MX6_PAD_RGMII2_RD3__ENET2_RX_DATA_3 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
+ MX6_PAD_RGMII2_RXC__ENET2_RX_CLK | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
+ MX6_PAD_RGMII2_TX_CTL__ENET2_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII2_TD0__ENET2_TX_DATA_0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII2_TD1__ENET2_TX_DATA_1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII2_TD2__ENET2_TX_DATA_2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII2_TD3__ENET2_TX_DATA_3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII2_TXC__ENET2_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
+};
+
static iomux_v3_cfg_t const peri_3v3_pads[] = {
MX6_PAD_QSPI1A_DATA0__GPIO4_IO_16 | MUX_PAD_CTRL(NO_PAD_CTRL),
};
@@ -174,16 +191,20 @@ static void setup_iomux_uart(void)
imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
}
-static int setup_fec(void)
+static int setup_fec(int fec_id)
{
struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR;
int reg, ret;
- /* Use 125MHz anatop loopback REF_CLK1 for ENET1 */
- clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC1_MASK, 0);
+ if (0 == fec_id)
+ /* Use 125M anatop loopback REF_CLK1 for ENET1, clear gpr1[13], gpr1[17]*/
+ clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC1_MASK, 0);
+ else
+ /* Use 125M anatop loopback REF_CLK1 for ENET2, clear gpr1[14], gpr1[18]*/
+ clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC2_MASK, 0);
- ret = enable_fec_anatop_clock(0, ENET_125MHZ);
+ ret = enable_fec_anatop_clock(fec_id, ENET_125MHZ);
if (ret)
return ret;
@@ -207,8 +228,12 @@ static int setup_fec(void)
int board_eth_init(bd_t *bis)
{
- imx_iomux_v3_setup_multiple_pads(fec1_pads, ARRAY_SIZE(fec1_pads));
- setup_fec();
+ if (0 == CONFIG_FEC_ENET_DEV)
+ imx_iomux_v3_setup_multiple_pads(fec1_pads, ARRAY_SIZE(fec1_pads));
+ else
+ imx_iomux_v3_setup_multiple_pads(fec2_pads, ARRAY_SIZE(fec2_pads));
+
+ setup_fec(CONFIG_FEC_ENET_DEV);
return cpu_eth_init(bis);
}