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authorTimur Tabi <timur@freescale.com>2012-10-23 09:40:22 +0000
committerAndy Fleming <afleming@freescale.com>2012-11-27 18:28:06 -0600
commitd31e53b42c35a9285c1e688733ceaa995689418b (patch)
treee7fce076b1adb09e1acef3cde44acd886cab6362 /drivers
parent1956e431f8b0d1f4731794d9969d8e98240fefb4 (diff)
downloadu-boot-linaro-stable-d31e53b42c35a9285c1e688733ceaa995689418b.tar.gz
powerpc/85xx: add support for the Freescale P5040DS Superhydra reference board
The P5040DS reference board (a.k.a "Superhydra") is an enhanced version of P3041DS/P5020DS ("Hydra") reference board. Signed-off-by: Timur Tabi <timur@freescale.com> Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/fm/Makefile1
-rw-r--r--drivers/net/fm/p5040.c113
2 files changed, 114 insertions, 0 deletions
diff --git a/drivers/net/fm/Makefile b/drivers/net/fm/Makefile
index 7a1fcdd81..7fbb50a56 100644
--- a/drivers/net/fm/Makefile
+++ b/drivers/net/fm/Makefile
@@ -44,6 +44,7 @@ COBJS-$(CONFIG_PPC_P2041) += p5020.o
COBJS-$(CONFIG_PPC_P3041) += p5020.o
COBJS-$(CONFIG_PPC_P4080) += p4080.o
COBJS-$(CONFIG_PPC_P5020) += p5020.o
+COBJS-$(CONFIG_PPC_P5040) += p5040.o
COBJS-$(CONFIG_PPC_T4240) += t4240.o
COBJS-$(CONFIG_PPC_B4860) += b4860.o
endif
diff --git a/drivers/net/fm/p5040.c b/drivers/net/fm/p5040.c
new file mode 100644
index 000000000..bc6b4ba0b
--- /dev/null
+++ b/drivers/net/fm/p5040.c
@@ -0,0 +1,113 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * 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_10GEC1] = FSL_CORENET_DEVDISR2_10GEC1,
+ [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_10GEC1] = FSL_CORENET_DEVDISR2_10GEC2,
+};
+
+static int is_device_disabled(enum fm_port port)
+{
+ ccsr_gur_t *gur = (void *)(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 *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+
+ /* don't allow disabling of DTSEC1 as its needed for MDIO */
+ if (port == FM1_DTSEC1)
+ return;
+
+ setbits_be32(&gur->devdisr2, port_to_devdisr[port]);
+}
+
+phy_interface_t fman_port_enet_if(enum fm_port port)
+{
+ ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ u32 rcwsr11 = in_be32(&gur->rcwsr[11]);
+
+ if (is_device_disabled(port))
+ return PHY_INTERFACE_MODE_NONE;
+
+ if ((port == FM1_10GEC1) && (is_serdes_configured(XAUI_FM1)))
+ return PHY_INTERFACE_MODE_XGMII;
+
+ if ((port == FM2_10GEC1) && (is_serdes_configured(XAUI_FM2)))
+ return PHY_INTERFACE_MODE_XGMII;
+
+ /* handle RGMII first */
+ if ((port == FM1_DTSEC5) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC1) ==
+ FSL_CORENET_RCWSR11_EC1_FM1_DTSEC5_RGMII))
+ return PHY_INTERFACE_MODE_RGMII;
+
+ if ((port == FM1_DTSEC5) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC1) ==
+ FSL_CORENET_RCWSR11_EC1_FM1_DTSEC5_MII))
+ return PHY_INTERFACE_MODE_MII;
+
+ if ((port == FM2_DTSEC5) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) ==
+ FSL_CORENET_RCWSR11_EC2_FM2_DTSEC5_RGMII))
+ return PHY_INTERFACE_MODE_RGMII;
+
+ if ((port == FM2_DTSEC5) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) ==
+ FSL_CORENET_RCWSR11_EC2_FM2_DTSEC5_MII))
+ return PHY_INTERFACE_MODE_MII;
+
+ switch (port) {
+ case FM1_DTSEC1:
+ case FM1_DTSEC2:
+ case FM1_DTSEC3:
+ case FM1_DTSEC4:
+ case FM1_DTSEC5:
+ 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:
+ 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;
+}