From e60476a01ebe7d8c46aac5673dcf55b661187c19 Mon Sep 17 00:00:00 2001
From: Prabhakar Kushwaha <prabhakar@freescale.com>
Date: Fri, 20 Mar 2015 19:28:26 -0700
Subject: board/ls2085qds: Add support ethernet

Add support of ethernet:
 - eth.c: mapping lane to slot for (0x2A, 0x07)
 - ls2085a.c: To enable/disable dpmac and get link type

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
---
 drivers/net/ldpaa_eth/Makefile  |  1 +
 drivers/net/ldpaa_eth/ls2085a.c | 83 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 84 insertions(+)
 create mode 100644 drivers/net/ldpaa_eth/ls2085a.c

(limited to 'drivers/net')

diff --git a/drivers/net/ldpaa_eth/Makefile b/drivers/net/ldpaa_eth/Makefile
index d32d67e..c37633f 100644
--- a/drivers/net/ldpaa_eth/Makefile
+++ b/drivers/net/ldpaa_eth/Makefile
@@ -6,3 +6,4 @@
 
 obj-y += ldpaa_wriop.o
 obj-y += ldpaa_eth.o
+obj-$(CONFIG_LS2085A) += ls2085a.o
diff --git a/drivers/net/ldpaa_eth/ls2085a.c b/drivers/net/ldpaa_eth/ls2085a.c
new file mode 100644
index 0000000..6b7960a
--- /dev/null
+++ b/drivers/net/ldpaa_eth/ls2085a.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2015 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#include <common.h>
+#include <phy.h>
+#include <fsl-mc/ldpaa_wriop.h>
+#include <asm/io.h>
+#include <asm/arch-fsl-lsch3/immap_lsch3.h>
+#include <asm/arch/fsl_serdes.h>
+#include <fsl-mc/ldpaa_wriop.h>
+
+u32 dpmac_to_devdisr[] = {
+	[WRIOP1_DPMAC1] = FSL_CHASSIS3_DEVDISR2_DPMAC1,
+	[WRIOP1_DPMAC2] = FSL_CHASSIS3_DEVDISR2_DPMAC2,
+	[WRIOP1_DPMAC3] = FSL_CHASSIS3_DEVDISR2_DPMAC3,
+	[WRIOP1_DPMAC4] = FSL_CHASSIS3_DEVDISR2_DPMAC4,
+	[WRIOP1_DPMAC5] = FSL_CHASSIS3_DEVDISR2_DPMAC5,
+	[WRIOP1_DPMAC6] = FSL_CHASSIS3_DEVDISR2_DPMAC6,
+	[WRIOP1_DPMAC7] = FSL_CHASSIS3_DEVDISR2_DPMAC7,
+	[WRIOP1_DPMAC8] = FSL_CHASSIS3_DEVDISR2_DPMAC8,
+	[WRIOP1_DPMAC9] = FSL_CHASSIS3_DEVDISR2_DPMAC9,
+	[WRIOP1_DPMAC10] = FSL_CHASSIS3_DEVDISR2_DPMAC10,
+	[WRIOP1_DPMAC11] = FSL_CHASSIS3_DEVDISR2_DPMAC11,
+	[WRIOP1_DPMAC12] = FSL_CHASSIS3_DEVDISR2_DPMAC12,
+	[WRIOP1_DPMAC13] = FSL_CHASSIS3_DEVDISR2_DPMAC13,
+	[WRIOP1_DPMAC14] = FSL_CHASSIS3_DEVDISR2_DPMAC14,
+	[WRIOP1_DPMAC15] = FSL_CHASSIS3_DEVDISR2_DPMAC15,
+	[WRIOP1_DPMAC16] = FSL_CHASSIS3_DEVDISR2_DPMAC16,
+	[WRIOP1_DPMAC17] = FSL_CHASSIS3_DEVDISR2_DPMAC17,
+	[WRIOP1_DPMAC18] = FSL_CHASSIS3_DEVDISR2_DPMAC18,
+	[WRIOP1_DPMAC19] = FSL_CHASSIS3_DEVDISR2_DPMAC19,
+	[WRIOP1_DPMAC20] = FSL_CHASSIS3_DEVDISR2_DPMAC20,
+	[WRIOP1_DPMAC21] = FSL_CHASSIS3_DEVDISR2_DPMAC21,
+	[WRIOP1_DPMAC22] = FSL_CHASSIS3_DEVDISR2_DPMAC22,
+	[WRIOP1_DPMAC23] = FSL_CHASSIS3_DEVDISR2_DPMAC23,
+	[WRIOP1_DPMAC24] = FSL_CHASSIS3_DEVDISR2_DPMAC24,
+};
+
+static int is_device_disabled(int dpmac_id)
+{
+	struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+	u32 devdisr2 = in_le32(&gur->devdisr2);
+
+	return dpmac_to_devdisr[dpmac_id] & devdisr2;
+}
+
+void wriop_dpmac_disable(int dpmac_id)
+{
+	struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+
+	setbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
+}
+
+void wriop_dpmac_enable(int dpmac_id)
+{
+	struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+
+	clrbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
+}
+
+phy_interface_t wriop_dpmac_enet_if(int dpmac_id, int lane_prtcl)
+{
+	enum srds_prtcl;
+
+	if (is_device_disabled(dpmac_id + 1))
+		return PHY_INTERFACE_MODE_NONE;
+
+	if (lane_prtcl >= SGMII1 && lane_prtcl <= SGMII16)
+		return PHY_INTERFACE_MODE_SGMII;
+
+	if (lane_prtcl >= XFI1 && lane_prtcl <= XFI8)
+		return PHY_INTERFACE_MODE_XGMII;
+
+	if (lane_prtcl >= XAUI1 && lane_prtcl <= XAUI2)
+		return PHY_INTERFACE_MODE_XGMII;
+
+	if (lane_prtcl >= QSGMII_A && lane_prtcl <= QSGMII_D)
+		return PHY_INTERFACE_MODE_QSGMII;
+
+	return PHY_INTERFACE_MODE_NONE;
+}
-- 
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