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path: root/drivers/net/fm/t1024.c
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Diffstat (limited to 'drivers/net/fm/t1024.c')
-rw-r--r--drivers/net/fm/t1024.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/drivers/net/fm/t1024.c b/drivers/net/fm/t1024.c
new file mode 100644
index 0000000..9b31173
--- /dev/null
+++ b/drivers/net/fm/t1024.c
@@ -0,0 +1,88 @@
+/* Copyright 2014 Freescale Semiconductor, Inc.
+ *
+ * Shengzhou Liu <Shengzhou.Liu@freescale.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <phy.h>
+#include <fm_eth.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_10GEC1] = FSL_CORENET_DEVDISR2_10GEC1_1, /* MAC1 */
+};
+
+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) && (is_serdes_configured(XFI_FM1_MAC1)))
+ return PHY_INTERFACE_MODE_XGMII;
+
+ if ((port == FM1_DTSEC3) && ((rcwsr13 & FSL_CORENET_RCWSR13_EC2) ==
+ FSL_CORENET_RCWSR13_EC2_RGMII) &&
+ (!is_serdes_configured(QSGMII_FM1_A)))
+ return PHY_INTERFACE_MODE_RGMII;
+
+ if ((port == FM1_DTSEC4) && ((rcwsr13 & FSL_CORENET_RCWSR13_EC1) ==
+ FSL_CORENET_RCWSR13_EC1_RGMII) &&
+ (!is_serdes_configured(QSGMII_FM1_A)))
+ return PHY_INTERFACE_MODE_RGMII;
+
+ /* handle SGMII */
+ switch (port) {
+ case FM1_DTSEC1:
+ case FM1_DTSEC2:
+ case FM1_DTSEC3:
+ if (is_serdes_configured(SGMII_FM1_DTSEC1 + port - FM1_DTSEC1))
+ return PHY_INTERFACE_MODE_SGMII;
+ else if (is_serdes_configured(SGMII_2500_FM1_DTSEC1
+ + port - FM1_DTSEC1))
+ return PHY_INTERFACE_MODE_SGMII_2500;
+ break;
+ default:
+ break;
+ }
+
+ /* handle QSGMII */
+ switch (port) {
+ case FM1_DTSEC1:
+ case FM1_DTSEC2:
+ case FM1_DTSEC3:
+ case FM1_DTSEC4:
+ /* check lane A on SerDes1 */
+ if (is_serdes_configured(QSGMII_FM1_A))
+ return PHY_INTERFACE_MODE_QSGMII;
+ break;
+ default:
+ break;
+ }
+
+ return PHY_INTERFACE_MODE_NONE;
+}