[U-Boot] [PATCH v4 06/13] board: freescale: ls1012aqds: enable network support on ls1012aqds
Calvin Johnson
calvin.johnson at nxp.com
Thu Mar 8 10:00:28 UTC 2018
This patch enables ethernet support for ls1012aqds.
Signed-off-by: Calvin Johnson <calvin.johnson at nxp.com>
Signed-off-by: Anjaneyulu Jagarlmudi <anji.jagarlmudi at nxp.com>
Acked-by: Joe Hershberger <joe.hershberger at ni.com>
---
Changes in v4:
-Compile pfe driver conditionally with CONFIG_FSL_PFE
Changes in v3:
-Update Kconfig
-Update header file location to include/net/pfe_eth
-Cosmetic changes
Changes in v2:
-split from original patch "board: freescale: ls1012a: enable network
support on ls1012a platforms"
board/freescale/ls1012aqds/Kconfig | 45 ++++
board/freescale/ls1012aqds/Makefile | 1 +
board/freescale/ls1012aqds/eth.c | 309 ++++++++++++++++++++++++++
board/freescale/ls1012aqds/ls1012aqds.c | 97 +++++++-
board/freescale/ls1012aqds/ls1012aqds_pfe.h | 45 ++++
board/freescale/ls1012aqds/ls1012aqds_qixis.h | 2 +-
6 files changed, 492 insertions(+), 7 deletions(-)
create mode 100644 board/freescale/ls1012aqds/eth.c
create mode 100644 board/freescale/ls1012aqds/ls1012aqds_pfe.h
diff --git a/board/freescale/ls1012aqds/Kconfig b/board/freescale/ls1012aqds/Kconfig
index fc9250b..c0b12ed 100644
--- a/board/freescale/ls1012aqds/Kconfig
+++ b/board/freescale/ls1012aqds/Kconfig
@@ -12,6 +12,51 @@ config SYS_SOC
config SYS_CONFIG_NAME
default "ls1012aqds"
+
+if FSL_PFE
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+ def_bool y
+ select PHYLIB
+ imply PHY_VITESSE
+ imply PHY_REALTEK
+ imply PHY_AQUANTIA
+ imply PHYLIB_10G
+
+config PFE_RGMII_RESET_WA
+ def_bool y
+
+config SYS_LS_PFE_FW_ADDR
+ hex "Flash address of PFE firmware"
+ default 0x40a00000
+
+config DDR_PFE_PHYS_BASEADDR
+ hex "PFE DDR physical base address"
+ default 0x03800000
+
+config DDR_PFE_BASEADDR
+ hex "PFE DDR base address"
+ default 0x83800000
+
+config PFE_EMAC1_PHY_ADDR
+ hex "PFE DDR base address"
+ default 0x1e
+
+config PFE_EMAC2_PHY_ADDR
+ hex "PFE DDR base address"
+ default 0x1
+
+config PFE_SGMII_2500_PHY1_ADDR
+ hex "PFE DDR base address"
+ default 0x1
+
+config PFE_SGMII_2500_PHY2_ADDR
+ hex "PFE DDR base address"
+ default 0x2
+
+endif
+
+
source "board/freescale/common/Kconfig"
endif
diff --git a/board/freescale/ls1012aqds/Makefile b/board/freescale/ls1012aqds/Makefile
index 0b813f9..5aba9ca 100644
--- a/board/freescale/ls1012aqds/Makefile
+++ b/board/freescale/ls1012aqds/Makefile
@@ -5,3 +5,4 @@
#
obj-y += ls1012aqds.o
+obj-$(CONFIG_FSL_PFE) += eth.o
diff --git a/board/freescale/ls1012aqds/eth.c b/board/freescale/ls1012aqds/eth.c
new file mode 100644
index 0000000..f8026a2
--- /dev/null
+++ b/board/freescale/ls1012aqds/eth.c
@@ -0,0 +1,309 @@
+/*
+ * Copyright 2015-2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <asm/io.h>
+#include <netdev.h>
+#include <fm_eth.h>
+#include <fsl_mdio.h>
+#include <malloc.h>
+#include <asm/types.h>
+#include <fsl_dtsec.h>
+#include <asm/arch/soc.h>
+#include <asm/arch-fsl-layerscape/config.h>
+#include <asm/arch-fsl-layerscape/immap_lsch2.h>
+#include <asm/arch/fsl_serdes.h>
+#include "../common/qixis.h"
+#include <net/pfe_eth/pfe_eth.h>
+#include <dm/platform_data/pfe_dm_eth.h>
+#include "ls1012aqds_qixis.h"
+
+#define EMI_NONE 0xFF
+#define EMI1_RGMII 1
+#define EMI1_SLOT1 2
+#define EMI1_SLOT2 3
+
+#define DEFAULT_PFE_MDIO_NAME "PFE_MDIO"
+#define DEFAULT_PFE_MDIO1_NAME "PFE_MDIO1"
+
+static const char * const mdio_names[] = {
+ "NULL",
+ "LS1012AQDS_MDIO_RGMII",
+ "LS1012AQDS_MDIO_SLOT1",
+ "LS1012AQDS_MDIO_SLOT2",
+ "NULL",
+};
+
+static const char *ls1012aqds_mdio_name_for_muxval(u8 muxval)
+{
+ return mdio_names[muxval];
+}
+
+struct ls1012aqds_mdio {
+ u8 muxval;
+ struct mii_dev *realbus;
+};
+
+static void ls1012aqds_mux_mdio(u8 muxval)
+{
+ u8 brdcfg4;
+
+ if (muxval < 7) {
+ brdcfg4 = QIXIS_READ(brdcfg[4]);
+ brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
+ brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT);
+ QIXIS_WRITE(brdcfg[4], brdcfg4);
+ }
+}
+
+static int ls1012aqds_mdio_read(struct mii_dev *bus, int addr, int devad,
+ int regnum)
+{
+ struct ls1012aqds_mdio *priv = bus->priv;
+
+ ls1012aqds_mux_mdio(priv->muxval);
+
+ return priv->realbus->read(priv->realbus, addr, devad, regnum);
+}
+
+static int ls1012aqds_mdio_write(struct mii_dev *bus, int addr, int devad,
+ int regnum, u16 value)
+{
+ struct ls1012aqds_mdio *priv = bus->priv;
+
+ ls1012aqds_mux_mdio(priv->muxval);
+
+ return priv->realbus->write(priv->realbus, addr, devad, regnum, value);
+}
+
+static int ls1012aqds_mdio_reset(struct mii_dev *bus)
+{
+ struct ls1012aqds_mdio *priv = bus->priv;
+
+ if (priv->realbus->reset)
+ return priv->realbus->reset(priv->realbus);
+ else
+ return -1;
+}
+
+static int ls1012aqds_mdio_init(char *realbusname, u8 muxval)
+{
+ struct ls1012aqds_mdio *pmdio;
+ struct mii_dev *bus = mdio_alloc();
+
+ if (!bus) {
+ printf("Failed to allocate ls1012aqds MDIO bus\n");
+ return -1;
+ }
+
+ pmdio = malloc(sizeof(*pmdio));
+ if (!pmdio) {
+ printf("Failed to allocate ls1012aqds private data\n");
+ free(bus);
+ return -1;
+ }
+
+ bus->read = ls1012aqds_mdio_read;
+ bus->write = ls1012aqds_mdio_write;
+ bus->reset = ls1012aqds_mdio_reset;
+ sprintf(bus->name, ls1012aqds_mdio_name_for_muxval(muxval));
+
+ pmdio->realbus = miiphy_get_dev_by_name(realbusname);
+
+ if (!pmdio->realbus) {
+ printf("No bus with name %s\n", realbusname);
+ free(bus);
+ free(pmdio);
+ return -1;
+ }
+
+ pmdio->muxval = muxval;
+ bus->priv = pmdio;
+ return mdio_register(bus);
+}
+
+int pfe_eth_board_init(struct udevice *dev)
+{
+ static int init_done;
+ struct mii_dev *bus;
+ static const char *mdio_name;
+ struct pfe_mdio_info mac_mdio_info;
+ struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+ u8 data8;
+ struct pfe_eth_dev *priv = dev_get_priv(dev);
+
+ int srds_s1 = in_be32(&gur->rcwsr[4]) &
+ FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
+ srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;
+
+ ls1012aqds_mux_mdio(EMI1_SLOT1);
+
+ if (!init_done) {
+ mac_mdio_info.reg_base = (void *)EMAC1_BASE_ADDR;
+ mac_mdio_info.name = DEFAULT_PFE_MDIO_NAME;
+
+ bus = pfe_mdio_init(&mac_mdio_info);
+ if (!bus) {
+ printf("Failed to register mdio\n");
+ return -1;
+ }
+ init_done = 1;
+ }
+
+ if (priv->gemac_port) {
+ mac_mdio_info.reg_base = (void *)EMAC2_BASE_ADDR;
+ mac_mdio_info.name = DEFAULT_PFE_MDIO1_NAME;
+
+ bus = pfe_mdio_init(&mac_mdio_info);
+ if (!bus) {
+ printf("Failed to register mdio\n");
+ return -1;
+ }
+ }
+
+ switch (srds_s1) {
+ case 0x3508:
+ printf("ls1012aqds:supported SerDes PRCTL= %d\n", srds_s1);
+#ifdef CONFIG_PFE_RGMII_RESET_WA
+ /*
+ * Work around for FPGA registers initialization
+ * This is needed for RGMII to work.
+ */
+ printf("Reset RGMII WA....\n");
+ data8 = QIXIS_READ(rst_frc[0]);
+ data8 |= 0x2;
+ QIXIS_WRITE(rst_frc[0], data8);
+ data8 = QIXIS_READ(rst_frc[0]);
+
+ data8 = QIXIS_READ(res8[6]);
+ data8 |= 0xff;
+ QIXIS_WRITE(res8[6], data8);
+ data8 = QIXIS_READ(res8[6]);
+#endif
+ if (priv->gemac_port) {
+ mdio_name = ls1012aqds_mdio_name_for_muxval(EMI1_RGMII);
+ if (ls1012aqds_mdio_init(DEFAULT_PFE_MDIO_NAME, EMI1_RGMII)
+ < 0) {
+ printf("Failed to register mdio for %s\n", mdio_name);
+ }
+
+ /* MAC2 */
+ mdio_name = ls1012aqds_mdio_name_for_muxval(EMI1_RGMII);
+ bus = miiphy_get_dev_by_name(mdio_name);
+ pfe_set_mdio(priv->gemac_port, bus);
+ pfe_set_phy_address_mode(priv->gemac_port,
+ CONFIG_PFE_EMAC2_PHY_ADDR,
+ PHY_INTERFACE_MODE_RGMII);
+
+ } else {
+ mdio_name = ls1012aqds_mdio_name_for_muxval(EMI1_SLOT1);
+ if (ls1012aqds_mdio_init(DEFAULT_PFE_MDIO_NAME, EMI1_SLOT1)
+ < 0) {
+ printf("Failed to register mdio for %s\n", mdio_name);
+ }
+
+ /* MAC1 */
+ mdio_name = ls1012aqds_mdio_name_for_muxval(EMI1_SLOT1);
+ bus = miiphy_get_dev_by_name(mdio_name);
+ pfe_set_mdio(priv->gemac_port, bus);
+ pfe_set_phy_address_mode(priv->gemac_port,
+ CONFIG_PFE_EMAC1_PHY_ADDR,
+ PHY_INTERFACE_MODE_SGMII);
+ }
+
+ break;
+
+ case 0x2205:
+ printf("ls1012aqds:supported SerDes PRCTL= %d\n", srds_s1);
+ /*
+ * Work around for FPGA registers initialization
+ * This is needed for RGMII to work.
+ */
+ printf("Reset SLOT1 SLOT2....\n");
+ data8 = QIXIS_READ(rst_frc[2]);
+ data8 |= 0xc0;
+ QIXIS_WRITE(rst_frc[2], data8);
+ mdelay(100);
+ data8 = QIXIS_READ(rst_frc[2]);
+ data8 &= 0x3f;
+ QIXIS_WRITE(rst_frc[2], data8);
+
+ if (priv->gemac_port) {
+ mdio_name = ls1012aqds_mdio_name_for_muxval(EMI1_SLOT2);
+ if (ls1012aqds_mdio_init(DEFAULT_PFE_MDIO_NAME, EMI1_SLOT2)
+ < 0) {
+ printf("Failed to register mdio for %s\n", mdio_name);
+ }
+ /* MAC2 */
+ mdio_name = ls1012aqds_mdio_name_for_muxval(EMI1_SLOT2);
+ bus = miiphy_get_dev_by_name(mdio_name);
+ pfe_set_mdio(1, bus);
+ pfe_set_phy_address_mode(1, CONFIG_PFE_SGMII_2500_PHY2_ADDR,
+ PHY_INTERFACE_MODE_SGMII_2500);
+
+ data8 = QIXIS_READ(brdcfg[12]);
+ data8 |= 0x20;
+ QIXIS_WRITE(brdcfg[12], data8);
+
+ } else {
+ mdio_name = ls1012aqds_mdio_name_for_muxval(EMI1_SLOT1);
+ if (ls1012aqds_mdio_init(DEFAULT_PFE_MDIO_NAME, EMI1_SLOT1)
+ < 0) {
+ printf("Failed to register mdio for %s\n", mdio_name);
+ }
+
+ /* MAC1 */
+ mdio_name = ls1012aqds_mdio_name_for_muxval(EMI1_SLOT1);
+ bus = miiphy_get_dev_by_name(mdio_name);
+ pfe_set_mdio(0, bus);
+ pfe_set_phy_address_mode(0,
+ CONFIG_PFE_SGMII_2500_PHY1_ADDR,
+ PHY_INTERFACE_MODE_SGMII_2500);
+ }
+ break;
+
+ default:
+ printf("ls1012aqds:unsupported SerDes PRCTL= %d\n", srds_s1);
+ break;
+ }
+ return 0;
+}
+
+static struct pfe_eth_pdata pfe_pdata0 = {
+ .pfe_eth_pdata_mac = {
+ .iobase = (phys_addr_t)EMAC1_BASE_ADDR,
+ .phy_interface = 0,
+ },
+
+ .pfe_ddr_addr = {
+ .ddr_pfe_baseaddr = (void *)CONFIG_DDR_PFE_BASEADDR,
+ .ddr_pfe_phys_baseaddr = CONFIG_DDR_PFE_PHYS_BASEADDR,
+ },
+};
+
+static struct pfe_eth_pdata pfe_pdata1 = {
+ .pfe_eth_pdata_mac = {
+ .iobase = (phys_addr_t)EMAC2_BASE_ADDR,
+ .phy_interface = 1,
+ },
+
+ .pfe_ddr_addr = {
+ .ddr_pfe_baseaddr = (void *)CONFIG_DDR_PFE_BASEADDR,
+ .ddr_pfe_phys_baseaddr = CONFIG_DDR_PFE_PHYS_BASEADDR,
+ },
+};
+
+U_BOOT_DEVICE(ls1012a_pfe0) = {
+ .name = "pfe_eth",
+ .platdata = &pfe_pdata0,
+};
+
+U_BOOT_DEVICE(ls1012a_pfe1) = {
+ .name = "pfe_eth",
+ .platdata = &pfe_pdata1,
+};
diff --git a/board/freescale/ls1012aqds/ls1012aqds.c b/board/freescale/ls1012aqds/ls1012aqds.c
index 406194d..4577917 100644
--- a/board/freescale/ls1012aqds/ls1012aqds.c
+++ b/board/freescale/ls1012aqds/ls1012aqds.c
@@ -25,9 +25,9 @@
#include <fsl_mmdc.h>
#include <spl.h>
#include <netdev.h>
-
#include "../common/qixis.h"
#include "ls1012aqds_qixis.h"
+#include "ls1012aqds_pfe.h"
DECLARE_GLOBAL_DATA_PTR;
@@ -128,11 +128,6 @@ int board_init(void)
return 0;
}
-int board_eth_init(bd_t *bis)
-{
- return pci_eth_init(bis);
-}
-
int esdhc_status_fixup(void *blob, const char *compat)
{
char esdhc0_path[] = "/soc/esdhc at 1560000";
@@ -161,12 +156,102 @@ int esdhc_status_fixup(void *blob, const char *compat)
return 0;
}
+static int pfe_set_properties(void *set_blob, struct pfe_prop_val prop_val,
+ char *enet_path, char *mdio_path)
+{
+ do_fixup_by_path(set_blob, enet_path, "fsl,gemac-bus-id",
+ &prop_val.busid, PFE_PROP_LEN, 1);
+ do_fixup_by_path(set_blob, enet_path, "fsl,gemac-phy-id",
+ &prop_val.phyid, PFE_PROP_LEN, 1);
+ do_fixup_by_path(set_blob, enet_path, "fsl,mdio-mux-val",
+ &prop_val.mux_val, PFE_PROP_LEN, 1);
+ do_fixup_by_path(set_blob, enet_path, "phy-mode",
+ prop_val.phy_mode, strlen(prop_val.phy_mode) + 1, 1);
+ do_fixup_by_path(set_blob, mdio_path, "fsl,mdio-phy-mask",
+ &prop_val.phy_mask, PFE_PROP_LEN, 1);
+ return 0;
+}
+
+static void fdt_fsl_fixup_of_pfe(void *blob)
+{
+ int i = 0;
+ struct pfe_prop_val prop_val;
+ void *l_blob = blob;
+
+ struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+ unsigned int srds_s1 = in_be32(&gur->rcwsr[4]) &
+ FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
+ srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;
+
+ for (i = 0; i < NUM_ETH_NODE; i++) {
+ switch (srds_s1) {
+ case SERDES_1_G_PROTOCOL:
+ if (i == 0) {
+ prop_val.busid = cpu_to_fdt32(
+ ETH_1_1G_BUS_ID);
+ prop_val.phyid = cpu_to_fdt32(
+ ETH_1_1G_PHY_ID);
+ prop_val.mux_val = cpu_to_fdt32(
+ ETH_1_1G_MDIO_MUX);
+ prop_val.phy_mask = cpu_to_fdt32(
+ ETH_1G_MDIO_PHY_MASK);
+ prop_val.phy_mode = "sgmii";
+ pfe_set_properties(l_blob, prop_val, ETH_1_PATH,
+ ETH_1_MDIO);
+ } else {
+ prop_val.busid = cpu_to_fdt32(
+ ETH_2_1G_BUS_ID);
+ prop_val.phyid = cpu_to_fdt32(
+ ETH_2_1G_PHY_ID);
+ prop_val.mux_val = cpu_to_fdt32(
+ ETH_2_1G_MDIO_MUX);
+ prop_val.phy_mask = cpu_to_fdt32(
+ ETH_1G_MDIO_PHY_MASK);
+ prop_val.phy_mode = "rgmii";
+ pfe_set_properties(l_blob, prop_val, ETH_2_PATH,
+ ETH_2_MDIO);
+ }
+ break;
+ case SERDES_2_5_G_PROTOCOL:
+ if (i == 0) {
+ prop_val.busid = cpu_to_fdt32(
+ ETH_1_2_5G_BUS_ID);
+ prop_val.phyid = cpu_to_fdt32(
+ ETH_1_2_5G_PHY_ID);
+ prop_val.mux_val = cpu_to_fdt32(
+ ETH_1_2_5G_MDIO_MUX);
+ prop_val.phy_mask = cpu_to_fdt32(
+ ETH_2_5G_MDIO_PHY_MASK);
+ prop_val.phy_mode = "sgmii-2500";
+ pfe_set_properties(l_blob, prop_val, ETH_1_PATH,
+ ETH_1_MDIO);
+ } else {
+ prop_val.busid = cpu_to_fdt32(
+ ETH_2_2_5G_BUS_ID);
+ prop_val.phyid = cpu_to_fdt32(
+ ETH_2_2_5G_PHY_ID);
+ prop_val.mux_val = cpu_to_fdt32(
+ ETH_2_2_5G_MDIO_MUX);
+ prop_val.phy_mask = cpu_to_fdt32(
+ ETH_2_5G_MDIO_PHY_MASK);
+ prop_val.phy_mode = "sgmii-2500";
+ pfe_set_properties(l_blob, prop_val, ETH_2_PATH,
+ ETH_2_MDIO);
+ }
+ break;
+ default:
+ printf("serdes:[%d]\n", srds_s1);
+ }
+ }
+}
+
#ifdef CONFIG_OF_BOARD_SETUP
int ft_board_setup(void *blob, bd_t *bd)
{
arch_fixup_fdt(blob);
ft_cpu_setup(blob, bd);
+ fdt_fsl_fixup_of_pfe(blob);
return 0;
}
diff --git a/board/freescale/ls1012aqds/ls1012aqds_pfe.h b/board/freescale/ls1012aqds/ls1012aqds_pfe.h
new file mode 100644
index 0000000..b06f722
--- /dev/null
+++ b/board/freescale/ls1012aqds/ls1012aqds_pfe.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2017 NXP
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#define ETH_1_1G_BUS_ID 0x1
+#define ETH_1_1G_PHY_ID 0x1e
+#define ETH_1_1G_MDIO_MUX 0x2
+#define ETH_1G_MDIO_PHY_MASK 0xBFFFFFFD
+#define ETH_1_1G_PHY_MODE "sgmii"
+#define ETH_2_1G_BUS_ID 0x1
+#define ETH_2_1G_PHY_ID 0x1
+#define ETH_2_1G_MDIO_MUX 0x1
+#define ETH_2_1G_PHY_MODE "rgmii"
+
+#define ETH_1_2_5G_BUS_ID 0x0
+#define ETH_1_2_5G_PHY_ID 0x1
+#define ETH_1_2_5G_MDIO_MUX 0x2
+#define ETH_2_5G_MDIO_PHY_MASK 0xFFFFFFF9
+#define ETH_2_5G_PHY_MODE "sgmii-2500"
+#define ETH_2_2_5G_BUS_ID 0x1
+#define ETH_2_2_5G_PHY_ID 0x2
+#define ETH_2_2_5G_MDIO_MUX 0x3
+
+#define SERDES_1_G_PROTOCOL 0x3508
+#define SERDES_2_5_G_PROTOCOL 0x2205
+
+#define PFE_PROP_LEN 4
+
+#define ETH_1_PATH "/pfe at 04000000/ethernet at 0"
+#define ETH_1_MDIO ETH_1_PATH "/mdio at 0"
+
+#define ETH_2_PATH "/pfe at 04000000/ethernet at 1"
+#define ETH_2_MDIO ETH_2_PATH "/mdio at 0"
+
+#define NUM_ETH_NODE 2
+
+struct pfe_prop_val {
+ int busid;
+ int phyid;
+ int mux_val;
+ int phy_mask;
+ char *phy_mode;
+};
diff --git a/board/freescale/ls1012aqds/ls1012aqds_qixis.h b/board/freescale/ls1012aqds/ls1012aqds_qixis.h
index 584f604..7a1ba3d 100644
--- a/board/freescale/ls1012aqds/ls1012aqds_qixis.h
+++ b/board/freescale/ls1012aqds/ls1012aqds_qixis.h
@@ -11,7 +11,7 @@
/* BRDCFG4[4:7] select EC1 and EC2 as a pair */
#define BRDCFG4_EMISEL_MASK 0xe0
-#define BRDCFG4_EMISEL_SHIFT 5
+#define BRDCFG4_EMISEL_SHIFT 6
/* SYSCLK */
#define QIXIS_SYSCLK_66 0x0
--
2.7.4
More information about the U-Boot
mailing list