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Diffstat (limited to 'drivers/net/fm/t4240.c')
-rw-r--r--drivers/net/fm/t4240.c128
1 files changed, 128 insertions, 0 deletions
diff --git a/drivers/net/fm/t4240.c b/drivers/net/fm/t4240.c
new file mode 100644
index 000000000..48c530c91
--- /dev/null
+++ b/drivers/net/fm/t4240.c
@@ -0,0 +1,128 @@
+/*
+ * Copyright 2012 Freescale Semiconductor, Inc.
+ * Roy Zang <tie-fei.zang@freescale.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+#include <common.h>
+#include <phy.h>
+#include <fm_eth.h>
+#include <asm/io.h>
+#include <asm/immap_85xx.h>
+#include <asm/fsl_serdes.h>
+
+u32 port_to_devdisr[] = {
+ [FM1_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC1_1,
+ [FM1_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC1_2,
+ [FM1_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC1_3,
+ [FM1_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC1_4,
+ [FM1_DTSEC5] = FSL_CORENET_DEVDISR2_DTSEC1_5,
+ [FM1_DTSEC6] = FSL_CORENET_DEVDISR2_DTSEC1_6,
+ [FM1_DTSEC9] = FSL_CORENET_DEVDISR2_DTSEC1_9,
+ [FM1_DTSEC10] = FSL_CORENET_DEVDISR2_DTSEC1_10,
+ [FM1_10GEC1] = FSL_CORENET_DEVDISR2_10GEC1_1,
+ [FM1_10GEC2] = FSL_CORENET_DEVDISR2_10GEC1_2,
+ [FM2_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC2_1,
+ [FM2_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC2_2,
+ [FM2_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC2_3,
+ [FM2_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC2_4,
+ [FM2_DTSEC5] = FSL_CORENET_DEVDISR2_DTSEC2_5,
+ [FM2_DTSEC6] = FSL_CORENET_DEVDISR2_DTSEC2_6,
+ [FM2_DTSEC9] = FSL_CORENET_DEVDISR2_DTSEC2_9,
+ [FM2_DTSEC10] = FSL_CORENET_DEVDISR2_DTSEC2_10,
+ [FM2_10GEC1] = FSL_CORENET_DEVDISR2_10GEC2_1,
+ [FM2_10GEC2] = FSL_CORENET_DEVDISR2_10GEC2_2,
+};
+
+static int is_device_disabled(enum fm_port port)
+{
+ ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ u32 devdisr2 = in_be32(&gur->devdisr2);
+
+ return port_to_devdisr[port] & devdisr2;
+}
+
+void fman_disable_port(enum fm_port port)
+{
+ ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+
+ setbits_be32(&gur->devdisr2, port_to_devdisr[port]);
+}
+
+phy_interface_t fman_port_enet_if(enum fm_port port)
+{
+ ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ u32 rcwsr13 = in_be32(&gur->rcwsr[13]);
+
+ if (is_device_disabled(port))
+ return PHY_INTERFACE_MODE_NONE;
+
+ if ((port == FM1_10GEC1 || port == FM1_10GEC2)
+ && (is_serdes_configured(XAUI_FM1)))
+ return PHY_INTERFACE_MODE_XGMII;
+
+ if ((port == FM2_10GEC1 || port == FM2_10GEC2)
+ && (is_serdes_configured(XAUI_FM2)))
+ return PHY_INTERFACE_MODE_XGMII;
+
+#define FSL_CORENET_RCWSR13_EC1 0x60000000 /* bits 417..418 */
+#define FSL_CORENET_RCWSR13_EC1_FM2_DTSEC5_RGMII 0x00000000
+#define FSL_CORENET_RCWSR13_EC1_FM2_GPIO 0x40000000
+#define FSL_CORENET_RCWSR13_EC2 0x18000000 /* bits 419..420 */
+#define FSL_CORENET_RCWSR13_EC2_FM1_DTSEC5_RGMII 0x00000000
+#define FSL_CORENET_RCWSR13_EC2_FM2_DTSEC6_RGMII 0x08000000
+#define FSL_CORENET_RCWSR13_EC2_FM1_GPIO 0x10000000
+ /* handle RGMII first */
+ if ((port == FM2_DTSEC5) && ((rcwsr13 & FSL_CORENET_RCWSR13_EC1) ==
+ FSL_CORENET_RCWSR13_EC1_FM2_DTSEC5_RGMII))
+ return PHY_INTERFACE_MODE_RGMII;
+
+ if ((port == FM1_DTSEC5) && ((rcwsr13 & FSL_CORENET_RCWSR13_EC2) ==
+ FSL_CORENET_RCWSR13_EC2_FM1_DTSEC5_RGMII))
+ return PHY_INTERFACE_MODE_RGMII;
+
+ if ((port == FM2_DTSEC6) && ((rcwsr13 & FSL_CORENET_RCWSR13_EC2) ==
+ FSL_CORENET_RCWSR13_EC2_FM2_DTSEC6_RGMII))
+ return PHY_INTERFACE_MODE_RGMII;
+ switch (port) {
+ case FM1_DTSEC1:
+ case FM1_DTSEC2:
+ case FM1_DTSEC3:
+ case FM1_DTSEC4:
+ case FM1_DTSEC5:
+ case FM1_DTSEC6:
+ case FM1_DTSEC9:
+ case FM1_DTSEC10:
+ if (is_serdes_configured(SGMII_FM1_DTSEC1 + port - FM1_DTSEC1))
+ return PHY_INTERFACE_MODE_SGMII;
+ break;
+ case FM2_DTSEC1:
+ case FM2_DTSEC2:
+ case FM2_DTSEC3:
+ case FM2_DTSEC4:
+ case FM2_DTSEC5:
+ case FM2_DTSEC6:
+ case FM2_DTSEC9:
+ case FM2_DTSEC10:
+ if (is_serdes_configured(SGMII_FM2_DTSEC1 + port - FM2_DTSEC1))
+ return PHY_INTERFACE_MODE_SGMII;
+ break;
+ default:
+ return PHY_INTERFACE_MODE_NONE;
+ }
+
+ return PHY_INTERFACE_MODE_NONE;
+}