diff options
Diffstat (limited to 'board')
-rw-r--r-- | board/gdsys/405ep/iocon.c | 201 | ||||
-rw-r--r-- | board/gdsys/common/Makefile | 4 | ||||
-rw-r--r-- | board/gdsys/common/cmd_ioloop.c | 295 | ||||
-rw-r--r-- | board/gdsys/common/ihs_mdio.c | 88 | ||||
-rw-r--r-- | board/gdsys/common/ihs_mdio.h | 18 | ||||
-rw-r--r-- | board/gdsys/common/osd.c | 7 | ||||
-rw-r--r-- | board/gdsys/common/phy.c | 280 | ||||
-rw-r--r-- | board/gdsys/common/phy.h | 14 | ||||
-rw-r--r-- | board/gdsys/mpc8308/Kconfig | 12 | ||||
-rw-r--r-- | board/gdsys/mpc8308/MAINTAINERS | 6 | ||||
-rw-r--r-- | board/gdsys/mpc8308/Makefile | 9 | ||||
-rw-r--r-- | board/gdsys/mpc8308/hrcon.c | 675 | ||||
-rw-r--r-- | board/gdsys/mpc8308/mpc8308.c | 109 | ||||
-rw-r--r-- | board/gdsys/mpc8308/mpc8308.h | 10 | ||||
-rw-r--r-- | board/gdsys/mpc8308/sdram.c | 82 |
15 files changed, 1611 insertions, 199 deletions
diff --git a/board/gdsys/405ep/iocon.c b/board/gdsys/405ep/iocon.c index 1bac97027d..3a51d864cd 100644 --- a/board/gdsys/405ep/iocon.c +++ b/board/gdsys/405ep/iocon.c @@ -17,6 +17,7 @@ #include "../common/osd.h" #include "../common/mclink.h" +#include "../common/phy.h" #include <i2c.h> #include <pca953x.h> @@ -98,8 +99,6 @@ enum { unsigned int mclink_fpgacount; struct ihs_fpga *fpga_ptr[] = CONFIG_SYS_FPGA_PTR; -static int setup_88e1518(const char *bus, unsigned char addr); - int fpga_set_reg(u32 fpga, u16 *reg, off_t regoff, u16 data) { int res; @@ -180,11 +179,11 @@ static void print_fpga_info(unsigned int fpga, bool rgmii2_present) unsigned feature_carriers; unsigned feature_video_channels; - int legacy = get_fpga_state(0) & FPGA_STATE_PLATFORM; + int legacy = get_fpga_state(fpga) & FPGA_STATE_PLATFORM; - FPGA_GET_REG(0, versions, &versions); - FPGA_GET_REG(0, fpga_version, &fpga_version); - FPGA_GET_REG(0, fpga_features, &fpga_features); + FPGA_GET_REG(fpga, versions, &versions); + FPGA_GET_REG(fpga, fpga_version, &fpga_version); + FPGA_GET_REG(fpga, fpga_features, &fpga_features); unit_type = (versions & 0xf000) >> 12; feature_compression = (fpga_features & 0xe000) >> 13; @@ -369,10 +368,11 @@ int last_stage_init(void) unsigned char mclink_controllers[] = { 0x24, 0x25, 0x26 }; int legacy = get_fpga_state(0) & FPGA_STATE_PLATFORM; u16 fpga_features; - int feature_carrier_speed = fpga_features & (1<<4); + int feature_carrier_speed; bool ch0_rgmii2_present = false; FPGA_GET_REG(0, fpga_features, &fpga_features); + feature_carrier_speed = fpga_features & (1<<4); if (!legacy) { /* Turn on Parade DP501 */ @@ -646,190 +646,3 @@ struct bb_miiphy_bus bb_miiphy_buses[] = { int bb_miiphy_buses_num = sizeof(bb_miiphy_buses) / sizeof(bb_miiphy_buses[0]); - -enum { - MIICMD_SET, - MIICMD_MODIFY, - MIICMD_VERIFY_VALUE, - MIICMD_WAIT_FOR_VALUE, -}; - -struct mii_setupcmd { - u8 token; - u8 reg; - u16 data; - u16 mask; - u32 timeout; -}; - -/* - * verify we are talking to a 88e1518 - */ -struct mii_setupcmd verify_88e1518[] = { - { MIICMD_SET, 22, 0x0000 }, - { MIICMD_VERIFY_VALUE, 2, 0x0141, 0xffff }, - { MIICMD_VERIFY_VALUE, 3, 0x0dd0, 0xfff0 }, -}; - -/* - * workaround for erratum mentioned in 88E1518 release notes - */ -struct mii_setupcmd fixup_88e1518[] = { - { MIICMD_SET, 22, 0x00ff }, - { MIICMD_SET, 17, 0x214b }, - { MIICMD_SET, 16, 0x2144 }, - { MIICMD_SET, 17, 0x0c28 }, - { MIICMD_SET, 16, 0x2146 }, - { MIICMD_SET, 17, 0xb233 }, - { MIICMD_SET, 16, 0x214d }, - { MIICMD_SET, 17, 0xcc0c }, - { MIICMD_SET, 16, 0x2159 }, - { MIICMD_SET, 22, 0x00fb }, - { MIICMD_SET, 7, 0xc00d }, - { MIICMD_SET, 22, 0x0000 }, -}; - -/* - * default initialization: - * - set RGMII receive timing to "receive clock transition when data stable" - * - set RGMII transmit timing to "transmit clock internally delayed" - * - set RGMII output impedance target to 78,8 Ohm - * - run output impedance calibration - * - set autonegotiation advertise to 1000FD only - */ -struct mii_setupcmd default_88e1518[] = { - { MIICMD_SET, 22, 0x0002 }, - { MIICMD_MODIFY, 21, 0x0030, 0x0030 }, - { MIICMD_MODIFY, 25, 0x0000, 0x0003 }, - { MIICMD_MODIFY, 24, 0x8000, 0x8000 }, - { MIICMD_WAIT_FOR_VALUE, 24, 0x4000, 0x4000, 2000 }, - { MIICMD_SET, 22, 0x0000 }, - { MIICMD_MODIFY, 4, 0x0000, 0x01e0 }, - { MIICMD_MODIFY, 9, 0x0200, 0x0300 }, -}; - -/* - * turn off CLK125 for PHY daughterboard - */ -struct mii_setupcmd ch1fix_88e1518[] = { - { MIICMD_SET, 22, 0x0002 }, - { MIICMD_MODIFY, 16, 0x0006, 0x0006 }, - { MIICMD_SET, 22, 0x0000 }, -}; - -/* - * perform copper software reset - */ -struct mii_setupcmd swreset_88e1518[] = { - { MIICMD_SET, 22, 0x0000 }, - { MIICMD_MODIFY, 0, 0x8000, 0x8000 }, - { MIICMD_WAIT_FOR_VALUE, 0, 0x0000, 0x8000, 2000 }, -}; - -static int process_setupcmd(const char *bus, unsigned char addr, - struct mii_setupcmd *setupcmd) -{ - int res; - u8 reg = setupcmd->reg; - u16 data = setupcmd->data; - u16 mask = setupcmd->mask; - u32 timeout = setupcmd->timeout; - u16 orig_data; - unsigned long start; - - debug("mii %s:%u reg %2u ", bus, addr, reg); - - switch (setupcmd->token) { - case MIICMD_MODIFY: - res = miiphy_read(bus, addr, reg, &orig_data); - if (res) - break; - debug("is %04x. (value %04x mask %04x) ", orig_data, data, - mask); - data = (orig_data & ~mask) | (data & mask); - case MIICMD_SET: - debug("=> %04x\n", data); - res = miiphy_write(bus, addr, reg, data); - break; - case MIICMD_VERIFY_VALUE: - res = miiphy_read(bus, addr, reg, &orig_data); - if (res) - break; - if ((orig_data & mask) != (data & mask)) - res = -1; - debug("(value %04x mask %04x) == %04x? %s\n", data, mask, - orig_data, res ? "FAIL" : "PASS"); - break; - case MIICMD_WAIT_FOR_VALUE: - res = -1; - start = get_timer(0); - while ((res != 0) && (get_timer(start) < timeout)) { - res = miiphy_read(bus, addr, reg, &orig_data); - if (res) - continue; - if ((orig_data & mask) != (data & mask)) - res = -1; - } - debug("(value %04x mask %04x) == %04x? %s after %lu ms\n", data, - mask, orig_data, res ? "FAIL" : "PASS", - get_timer(start)); - break; - default: - res = -1; - break; - } - - return res; -} - -static int process_setup(const char *bus, unsigned char addr, - struct mii_setupcmd *setupcmd, unsigned int count) -{ - int res = 0; - unsigned int k; - - for (k = 0; k < count; ++k) { - res = process_setupcmd(bus, addr, &setupcmd[k]); - if (res) { - printf("mii cmd %u on bus %s addr %u failed, aborting setup", - setupcmd[k].token, bus, addr); - break; - } - } - - return res; -} - -static int setup_88e1518(const char *bus, unsigned char addr) -{ - int res; - - res = process_setup(bus, addr, - verify_88e1518, ARRAY_SIZE(verify_88e1518)); - if (res) - return res; - - res = process_setup(bus, addr, - fixup_88e1518, ARRAY_SIZE(fixup_88e1518)); - if (res) - return res; - - res = process_setup(bus, addr, - default_88e1518, ARRAY_SIZE(default_88e1518)); - if (res) - return res; - - if (addr) { - res = process_setup(bus, addr, - ch1fix_88e1518, ARRAY_SIZE(ch1fix_88e1518)); - if (res) - return res; - } - - res = process_setup(bus, addr, - swreset_88e1518, ARRAY_SIZE(swreset_88e1518)); - if (res) - return res; - - return 0; -} diff --git a/board/gdsys/common/Makefile b/board/gdsys/common/Makefile index 7f8b4277eb..49579434df 100644 --- a/board/gdsys/common/Makefile +++ b/board/gdsys/common/Makefile @@ -6,8 +6,10 @@ # obj-$(CONFIG_SYS_FPGA_COMMON) += fpga.o +obj-$(CONFIG_CMD_IOLOOP) += cmd_ioloop.o obj-$(CONFIG_IO) += miiphybb.o obj-$(CONFIG_IO64) += miiphybb.o -obj-$(CONFIG_IOCON) += osd.o mclink.o dp501.o +obj-$(CONFIG_IOCON) += osd.o mclink.o dp501.o phy.o obj-$(CONFIG_DLVISION_10G) += osd.o obj-$(CONFIG_CONTROLCENTERD) += dp501.o +obj-$(CONFIG_HRCON) += osd.o mclink.o dp501.o phy.o diff --git a/board/gdsys/common/cmd_ioloop.c b/board/gdsys/common/cmd_ioloop.c new file mode 100644 index 0000000000..e0c74fee80 --- /dev/null +++ b/board/gdsys/common/cmd_ioloop.c @@ -0,0 +1,295 @@ +/* + * (C) Copyright 2014 + * Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> + +#include <gdsys_fpga.h> + +enum { + STATE_TX_PACKET_BUILDING = 1<<0, + STATE_TX_TRANSMITTING = 1<<1, + STATE_TX_BUFFER_FULL = 1<<2, + STATE_TX_ERR = 1<<3, + STATE_RECEIVE_TIMEOUT = 1<<4, + STATE_PROC_RX_STORE_TIMEOUT = 1<<5, + STATE_PROC_RX_RECEIVE_TIMEOUT = 1<<6, + STATE_RX_DIST_ERR = 1<<7, + STATE_RX_LENGTH_ERR = 1<<8, + STATE_RX_FRAME_CTR_ERR = 1<<9, + STATE_RX_FCS_ERR = 1<<10, + STATE_RX_PACKET_DROPPED = 1<<11, + STATE_RX_DATA_LAST = 1<<12, + STATE_RX_DATA_FIRST = 1<<13, + STATE_RX_DATA_AVAILABLE = 1<<15, +}; + +enum { + CTRL_PROC_RECEIVE_ENABLE = 1<<12, + CTRL_FLUSH_TRANSMIT_BUFFER = 1<<15, +}; + +enum { + IRQ_CPU_TRANSMITBUFFER_FREE_STATUS = 1<<5, + IRQ_CPU_PACKET_TRANSMITTED_EVENT = 1<<6, + IRQ_NEW_CPU_PACKET_RECEIVED_EVENT = 1<<7, + IRQ_CPU_RECEIVE_DATA_AVAILABLE_STATUS = 1<<8, +}; + +struct io_generic_packet { + u16 target_address; + u16 source_address; + u8 packet_type; + u8 bc; + u16 packet_length; +} __attribute__((__packed__)); + +unsigned long long rx_ctr; +unsigned long long tx_ctr; +unsigned long long err_ctr; + +static void io_check_status(unsigned int fpga, u16 status, bool silent) +{ + u16 mask = STATE_RX_DIST_ERR | STATE_RX_LENGTH_ERR | + STATE_RX_FRAME_CTR_ERR | STATE_RX_FCS_ERR | + STATE_RX_PACKET_DROPPED | STATE_TX_ERR; + + if (!(status & mask)) { + FPGA_SET_REG(fpga, ep.rx_tx_status, status); + return; + } + + err_ctr++; + FPGA_SET_REG(fpga, ep.rx_tx_status, status); + + if (silent) + return; + + if (status & STATE_RX_PACKET_DROPPED) + printf("RX_PACKET_DROPPED, status %04x\n", status); + + if (status & STATE_RX_DIST_ERR) + printf("RX_DIST_ERR\n"); + if (status & STATE_RX_LENGTH_ERR) + printf("RX_LENGTH_ERR\n"); + if (status & STATE_RX_FRAME_CTR_ERR) + printf("RX_FRAME_CTR_ERR\n"); + if (status & STATE_RX_FCS_ERR) + printf("RX_FCS_ERR\n"); + + if (status & STATE_TX_ERR) + printf("TX_ERR\n"); +} + +static void io_send(unsigned int fpga, unsigned int size) +{ + unsigned int k; + struct io_generic_packet packet = { + .source_address = 1, + .packet_type = 1, + .packet_length = size, + }; + u16 *p = (u16 *)&packet; + + for (k = 0; k < sizeof(packet) / 2; ++k) + FPGA_SET_REG(fpga, ep.transmit_data, *p++); + + for (k = 0; k < (size + 1) / 2; ++k) + FPGA_SET_REG(fpga, ep.transmit_data, k); + + FPGA_SET_REG(fpga, ep.rx_tx_control, + CTRL_PROC_RECEIVE_ENABLE | CTRL_FLUSH_TRANSMIT_BUFFER); + + tx_ctr++; +} + +static void io_receive(unsigned int fpga) +{ + unsigned int k = 0; + u16 rx_tx_status; + + FPGA_GET_REG(fpga, ep.rx_tx_status, &rx_tx_status); + + while (rx_tx_status & STATE_RX_DATA_AVAILABLE) { + u16 rx; + + if (rx_tx_status & STATE_RX_DATA_LAST) + rx_ctr++; + + FPGA_GET_REG(fpga, ep.receive_data, &rx); + + FPGA_GET_REG(fpga, ep.rx_tx_status, &rx_tx_status); + + ++k; + } +} + +static void io_reflect(unsigned int fpga) +{ + u16 buffer[128]; + + unsigned int k = 0; + unsigned int n; + u16 rx_tx_status; + + FPGA_GET_REG(fpga, ep.rx_tx_status, &rx_tx_status); + + while (rx_tx_status & STATE_RX_DATA_AVAILABLE) { + FPGA_GET_REG(fpga, ep.receive_data, &buffer[k++]); + if (rx_tx_status & STATE_RX_DATA_LAST) + break; + + FPGA_GET_REG(fpga, ep.rx_tx_status, &rx_tx_status); + } + + if (!k) + return; + + for (n = 0; n < k; ++n) + FPGA_SET_REG(fpga, ep.transmit_data, buffer[n]); + + FPGA_SET_REG(fpga, ep.rx_tx_control, + CTRL_PROC_RECEIVE_ENABLE | CTRL_FLUSH_TRANSMIT_BUFFER); + + tx_ctr++; +} + +/* + * FPGA io-endpoint reflector + * + * Syntax: + * ioreflect {fpga} {reportrate} + */ +int do_ioreflect(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + unsigned int fpga; + unsigned int rate = 0; + unsigned long long last_seen = 0; + + if (argc < 2) + return CMD_RET_USAGE; + + fpga = simple_strtoul(argv[1], NULL, 10); + + /* + * If another parameter, it is the report rate in packets. + */ + if (argc > 2) + rate = simple_strtoul(argv[2], NULL, 10); + + /* enable receive path */ + FPGA_SET_REG(fpga, ep.rx_tx_control, CTRL_PROC_RECEIVE_ENABLE); + + /* set device address to dummy 1*/ + FPGA_SET_REG(fpga, ep.device_address, 1); + + rx_ctr = 0; tx_ctr = 0; err_ctr = 0; + + while (1) { + u16 top_int; + u16 rx_tx_status; + + FPGA_GET_REG(fpga, top_interrupt, &top_int); + FPGA_GET_REG(fpga, ep.rx_tx_status, &rx_tx_status); + + io_check_status(fpga, rx_tx_status, true); + if ((top_int & IRQ_CPU_RECEIVE_DATA_AVAILABLE_STATUS) && + (top_int & IRQ_CPU_TRANSMITBUFFER_FREE_STATUS)) + io_reflect(fpga); + + if (rate) { + if (!(tx_ctr % rate) && (tx_ctr != last_seen)) + printf("refl %llu, err %llu\n", tx_ctr, + err_ctr); + last_seen = tx_ctr; + } + + if (ctrlc()) + break; + } + + return 0; +} + +/* + * FPGA io-endpoint looptest + * + * Syntax: + * ioloop {fpga} {size} {rate} + */ +#define DISP_LINE_LEN 16 +int do_ioloop(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + unsigned int fpga; + unsigned int size; + unsigned int rate = 0; + + if (argc < 3) + return CMD_RET_USAGE; + + /* + * FPGA is specified since argc > 2 + */ + fpga = simple_strtoul(argv[1], NULL, 10); + + /* + * packet size is specified since argc > 2 + */ + size = simple_strtoul(argv[2], NULL, 10); + + /* + * If another parameter, it is the test rate in packets per second. + */ + if (argc > 3) + rate = simple_strtoul(argv[3], NULL, 10); + + /* enable receive path */ + FPGA_SET_REG(fpga, ep.rx_tx_control, CTRL_PROC_RECEIVE_ENABLE); + + /* set device address to dummy 1*/ + FPGA_SET_REG(fpga, ep.device_address, 1); + + rx_ctr = 0; tx_ctr = 0; err_ctr = 0; + + while (1) { + u16 top_int; + u16 rx_tx_status; + + FPGA_GET_REG(fpga, top_interrupt, &top_int); + FPGA_GET_REG(fpga, ep.rx_tx_status, &rx_tx_status); + + io_check_status(fpga, rx_tx_status, false); + if (top_int & IRQ_CPU_TRANSMITBUFFER_FREE_STATUS) + io_send(fpga, size); + if (top_int & IRQ_CPU_RECEIVE_DATA_AVAILABLE_STATUS) + io_receive(fpga); + + if (rate) { + if (ctrlc()) + break; + udelay(1000000 / rate); + if (!(tx_ctr % rate)) + printf("d %lld, tx %llu, rx %llu, err %llu\n", + tx_ctr - rx_ctr, tx_ctr, rx_ctr, + err_ctr); + } + } + + return 0; +} + +U_BOOT_CMD( + ioloop, 4, 0, do_ioloop, + "fpga io-endpoint looptest", + "fpga packetsize [packets/sec]" +); + +U_BOOT_CMD( + ioreflect, 3, 0, do_ioreflect, + "fpga io-endpoint reflector", + "fpga reportrate" +); diff --git a/board/gdsys/common/ihs_mdio.c b/board/gdsys/common/ihs_mdio.c new file mode 100644 index 0000000000..1d6eb7bd55 --- /dev/null +++ b/board/gdsys/common/ihs_mdio.c @@ -0,0 +1,88 @@ +/* + * (C) Copyright 2014 + * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> + +#include <gdsys_fpga.h> +#include <miiphy.h> + +#include "ihs_mdio.h" + +static int ihs_mdio_idle(struct mii_dev *bus) +{ + struct ihs_mdio_info *info = bus->priv; + u16 val; + unsigned int ctr = 0; + + do { + FPGA_GET_REG(info->fpga, mdio.control, &val); + udelay(100); + if (ctr++ > 10) + return -1; + } while (!(val & (1 << 12))); + + return 0; +} + +static int ihs_mdio_reset(struct mii_dev *bus) +{ + ihs_mdio_idle(bus); + + return 0; +} + +static int ihs_mdio_read(struct mii_dev *bus, int addr, int dev_addr, + int regnum) +{ + struct ihs_mdio_info *info = bus->priv; + u16 val; + + ihs_mdio_idle(bus); + + FPGA_SET_REG(info->fpga, mdio.control, + ((addr & 0x1f) << 5) | (regnum & 0x1f) | (2 << 10)); + + /* wait for rx data available */ + udelay(100); + + FPGA_GET_REG(info->fpga, mdio.rx_data, &val); + + return val; +} + +static int ihs_mdio_write(struct mii_dev *bus, int addr, int dev_addr, + int regnum, u16 value) +{ + struct ihs_mdio_info *info = bus->priv; + + ihs_mdio_idle(bus); + + FPGA_SET_REG(info->fpga, mdio.address_data, value); + FPGA_SET_REG(info->fpga, mdio.control, + ((addr & 0x1f) << 5) | (regnum & 0x1f) | (1 << 10)); + + return 0; +} + +int ihs_mdio_init(struct ihs_mdio_info *info) +{ + struct mii_dev *bus = mdio_alloc(); + + if (!bus) { + printf("Failed to allocate FSL MDIO bus\n"); + return -1; + } + + bus->read = ihs_mdio_read; + bus->write = ihs_mdio_write; + bus->reset = ihs_mdio_reset; + sprintf(bus->name, info->name); + + bus->priv = info; + + return mdio_register(bus); +} diff --git a/board/gdsys/common/ihs_mdio.h b/board/gdsys/common/ihs_mdio.h new file mode 100644 index 0000000000..64b4049378 --- /dev/null +++ b/board/gdsys/common/ihs_mdio.h @@ -0,0 +1,18 @@ +/* + * (C) Copyright 2014 + * Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _IHS_MDIO_H_ +#define _IHS_MDIO_H_ + +struct ihs_mdio_info { + u32 fpga; + char *name; +}; + +int ihs_mdio_init(struct ihs_mdio_info *info); + +#endif diff --git a/board/gdsys/common/osd.c b/board/gdsys/common/osd.c index 1c765e4cbf..55ecdf1012 100644 --- a/board/gdsys/common/osd.c +++ b/board/gdsys/common/osd.c @@ -289,7 +289,6 @@ int osd_probe(unsigned screen) { u16 version; u16 features; - u8 value; int old_bus = i2c_get_bus_num(); bool pixclock_present = false; bool output_driver_present = false; @@ -330,7 +329,8 @@ int osd_probe(unsigned screen) #ifdef CONFIG_SYS_CH7301_I2C i2c_set_bus_num(ch7301_i2c[screen]); if (!i2c_probe(CH7301_I2C_ADDR)) { - value = i2c_reg_read(CH7301_I2C_ADDR, CH7301_DID); + u8 value = i2c_reg_read(CH7301_I2C_ADDR, CH7301_DID); + if (value == 0x17) { i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPCP, 0x08); i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPD, 0x16); @@ -345,8 +345,7 @@ int osd_probe(unsigned screen) #ifdef CONFIG_SYS_SIL1178_I2C i2c_set_bus_num(sil1178_i2c[screen]); if (!i2c_probe(SIL1178_SLAVE_I2C_ADDRESS)) { - value = i2c_reg_read(SIL1178_SLAVE_I2C_ADDRESS, 0x02); - if (value == 0x06) { + if (i2c_reg_read(SIL1178_SLAVE_I2C_ADDRESS, 0x02) == 0x06) { /* * magic initialization sequence, * adapted from datasheet diff --git a/board/gdsys/common/phy.c b/board/gdsys/common/phy.c new file mode 100644 index 0000000000..fb92658178 --- /dev/null +++ b/board/gdsys/common/phy.c @@ -0,0 +1,280 @@ +/* + * (C) Copyright 2014 + * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> + +#include <miiphy.h> + +enum { + MIICMD_SET, + MIICMD_MODIFY, + MIICMD_VERIFY_VALUE, + MIICMD_WAIT_FOR_VALUE, +}; + +struct mii_setupcmd { + u8 token; + u8 reg; + u16 data; + u16 mask; + u32 timeout; +}; + +/* + * verify we are talking to a 88e1518 + */ +struct mii_setupcmd verify_88e1518[] = { + { MIICMD_SET, 22, 0x0000 }, + { MIICMD_VERIFY_VALUE, 2, 0x0141, 0xffff }, + { MIICMD_VERIFY_VALUE, 3, 0x0dd0, 0xfff0 }, +}; + +/* + * workaround for erratum mentioned in 88E1518 release notes + */ +struct mii_setupcmd fixup_88e1518[] = { + { MIICMD_SET, 22, 0x00ff }, + { MIICMD_SET, 17, 0x214b }, + { MIICMD_SET, 16, 0x2144 }, + { MIICMD_SET, 17, 0x0c28 }, + { MIICMD_SET, 16, 0x2146 }, + { MIICMD_SET, 17, 0xb233 }, + { MIICMD_SET, 16, 0x214d }, + { MIICMD_SET, 17, 0xcc0c }, + { MIICMD_SET, 16, 0x2159 }, + { MIICMD_SET, 22, 0x00fb }, + { MIICMD_SET, 7, 0xc00d }, + { MIICMD_SET, 22, 0x0000 }, +}; + +/* + * default initialization: + * - set RGMII receive timing to "receive clock transition when data stable" + * - set RGMII transmit timing to "transmit clock internally delayed" + * - set RGMII output impedance target to 78,8 Ohm + * - run output impedance calibration + * - set autonegotiation advertise to 1000FD only + */ +struct mii_setupcmd default_88e1518[] = { + { MIICMD_SET, 22, 0x0002 }, + { MIICMD_MODIFY, 21, 0x0030, 0x0030 }, + { MIICMD_MODIFY, 25, 0x0000, 0x0003 }, + { MIICMD_MODIFY, 24, 0x8000, 0x8000 }, + { MIICMD_WAIT_FOR_VALUE, 24, 0x4000, 0x4000, 2000 }, + { MIICMD_SET, 22, 0x0000 }, + { MIICMD_MODIFY, 4, 0x0000, 0x01e0 }, + { MIICMD_MODIFY, 9, 0x0200, 0x0300 }, +}; + +/* + * turn off CLK125 for PHY daughterboard + */ +struct mii_setupcmd ch1fix_88e1518[] = { + { MIICMD_SET, 22, 0x0002 }, + { MIICMD_MODIFY, 16, 0x0006, 0x0006 }, + { MIICMD_SET, 22, 0x0000 }, +}; + +/* + * perform copper software reset + */ +struct mii_setupcmd swreset_88e1518[] = { + { MIICMD_SET, 22, 0x0000 }, + { MIICMD_MODIFY, 0, 0x8000, 0x8000 }, + { MIICMD_WAIT_FOR_VALUE, 0, 0x0000, 0x8000, 2000 }, +}; + +/* + * special one for 88E1514: + * Force SGMII to Copper mode + */ +struct mii_setupcmd mii_to_copper_88e1514[] = { + { MIICMD_SET, 22, 0x0012 }, + { MIICMD_MODIFY, 20, 0x0001, 0x0007 }, + { MIICMD_MODIFY, 20, 0x8000, 0x8000 }, + { MIICMD_SET, 22, 0x0000 }, +}; + +/* + * turn off SGMII auto-negotiation + */ +struct mii_setupcmd sgmii_autoneg_off_88e1518[] = { + { MIICMD_SET, 22, 0x0001 }, + { MIICMD_MODIFY, 0, 0x0000, 0x1000 }, + { MIICMD_MODIFY, 0, 0x8000, 0x8000 }, + { MIICMD_SET, 22, 0x0000 }, +}; + +/* + * invert LED2 polarity + */ +struct mii_setupcmd invert_led2_88e1514[] = { + { MIICMD_SET, 22, 0x0003 }, + { MIICMD_MODIFY, 17, 0x0030, 0x0010 }, + { MIICMD_SET, 22, 0x0000 }, +}; + +static int process_setupcmd(const char *bus, unsigned char addr, + struct mii_setupcmd *setupcmd) +{ + int res; + u8 reg = setupcmd->reg; + u16 data = setupcmd->data; + u16 mask = setupcmd->mask; + u32 timeout = setupcmd->timeout; + u16 orig_data; + unsigned long start; + + debug("mii %s:%u reg %2u ", bus, addr, reg); + + switch (setupcmd->token) { + case MIICMD_MODIFY: + res = miiphy_read(bus, addr, reg, &orig_data); + if (res) + break; + debug("is %04x. (value %04x mask %04x) ", orig_data, data, + mask); + data = (orig_data & ~mask) | (data & mask); + /* fallthrough */ + case MIICMD_SET: + debug("=> %04x\n", data); + res = miiphy_write(bus, addr, reg, data); + break; + case MIICMD_VERIFY_VALUE: + res = miiphy_read(bus, addr, reg, &orig_data); + if (res) + break; + if ((orig_data & mask) != (data & mask)) + res = -1; + debug("(value %04x mask %04x) == %04x? %s\n", data, mask, + orig_data, res ? "FAIL" : "PASS"); + break; + case MIICMD_WAIT_FOR_VALUE: + res = -1; + start = get_timer(0); + while ((res != 0) && (get_timer(start) < timeout)) { + res = miiphy_read(bus, addr, reg, &orig_data); + if (res) + continue; + if ((orig_data & mask) != (data & mask)) + res = -1; + } + debug("(value %04x mask %04x) == %04x? %s after %lu ms\n", data, + mask, orig_data, res ? "FAIL" : "PASS", + get_timer(start)); + break; + default: + res = -1; + break; + } + + return res; +} + +static int process_setup(const char *bus, unsigned char addr, + struct mii_setupcmd *setupcmd, unsigned int count) +{ + int res = 0; + unsigned int k; + + for (k = 0; k < count; ++k) { + res = process_setupcmd(bus, addr, &setupcmd[k]); + if (res) { + printf("mii cmd %u on bus %s addr %u failed, aborting setup\n", + setupcmd[k].token, bus, addr); + break; + } + } + + return res; +} + +int setup_88e1518(const char *bus, unsigned char addr) +{ + int res; + + res = process_setup(bus, addr, + verify_88e1518, ARRAY_SIZE(verify_88e1518)); + if (res) + return res; + + res = process_setup(bus, addr, + fixup_88e1518, ARRAY_SIZE(fixup_88e1518)); + if (res) + return res; + + res = process_setup(bus, addr, + default_88e1518, ARRAY_SIZE(default_88e1518)); + if (res) + return res; + + if (addr) { + res = process_setup(bus, addr, + ch1fix_88e1518, ARRAY_SIZE(ch1fix_88e1518)); + if (res) + return res; + } + + res = process_setup(bus, addr, + swreset_88e1518, ARRAY_SIZE(swreset_88e1518)); + if (res) + return res; + + return 0; +} + +int setup_88e1514(const char *bus, unsigned char addr) +{ + int res; + + res = process_setup(bus, addr, + verify_88e1518, ARRAY_SIZE(verify_88e1518)); + if (res) + return res; + + res = process_setup(bus, addr, + fixup_88e1518, ARRAY_SIZE(fixup_88e1518)); + if (res) + return res; + + res = process_setup(bus, addr, + mii_to_copper_88e1514, + ARRAY_SIZE(mii_to_copper_88e1514)); + if (res) + return res; + + res = process_setup(bus, addr, + sgmii_autoneg_off_88e1518, + ARRAY_SIZE(sgmii_autoneg_off_88e1518)); + if (res) + return res; + + res = process_setup(bus, addr, + invert_led2_88e1514, + ARRAY_SIZE(invert_led2_88e1514)); + if (res) + return res; + + res = process_setup(bus, addr, + default_88e1518, ARRAY_SIZE(default_88e1518)); + if (res) + return res; + + if (addr) { + res = process_setup(bus, addr, + ch1fix_88e1518, ARRAY_SIZE(ch1fix_88e1518)); + if (res) + return res; + } + + res = process_setup(bus, addr, + swreset_88e1518, ARRAY_SIZE(swreset_88e1518)); + if (res) + return res; + + return 0; +} diff --git a/board/gdsys/common/phy.h b/board/gdsys/common/phy.h new file mode 100644 index 0000000000..afbdc65a9e --- /dev/null +++ b/board/gdsys/common/phy.h @@ -0,0 +1,14 @@ +/* + * (C) Copyright 2014 + * Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _PHY_H_ +#define _PHY_H_ + +int setup_88e1514(const char *bus, unsigned char addr); +int setup_88e1518(const char *bus, unsigned char addr); + +#endif diff --git a/board/gdsys/mpc8308/Kconfig b/board/gdsys/mpc8308/Kconfig new file mode 100644 index 0000000000..43e1663d19 --- /dev/null +++ b/board/gdsys/mpc8308/Kconfig @@ -0,0 +1,12 @@ +if TARGET_HRCON + +config SYS_BOARD + default "mpc8308" + +config SYS_VENDOR + default "gdsys" + +config SYS_CONFIG_NAME + default "hrcon" + +endif diff --git a/board/gdsys/mpc8308/MAINTAINERS b/board/gdsys/mpc8308/MAINTAINERS new file mode 100644 index 0000000000..a7853a59df --- /dev/null +++ b/board/gdsys/mpc8308/MAINTAINERS @@ -0,0 +1,6 @@ +MPC8308 BOARD +M: Dirk Eibach <eibach@gdsys.de> +S: Maintained +F: board/gdsys/mpc8308/ +F: include/configs/hrcon.h +F: configs/hrcon_defconfig diff --git a/board/gdsys/mpc8308/Makefile b/board/gdsys/mpc8308/Makefile new file mode 100644 index 0000000000..b5dfdbb190 --- /dev/null +++ b/board/gdsys/mpc8308/Makefile @@ -0,0 +1,9 @@ +# +# (C) Copyright 2014 +# Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := mpc8308.o sdram.o +obj-$(CONFIG_HRCON) += hrcon.o diff --git a/board/gdsys/mpc8308/hrcon.c b/board/gdsys/mpc8308/hrcon.c new file mode 100644 index 0000000000..a0516824bc --- /dev/null +++ b/board/gdsys/mpc8308/hrcon.c @@ -0,0 +1,675 @@ +/* + * (C) Copyright 2014 + * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <hwconfig.h> +#include <i2c.h> +#include <spi.h> +#include <libfdt.h> +#include <fdt_support.h> +#include <pci.h> +#include <mpc83xx.h> +#include <fsl_esdhc.h> +#include <asm/io.h> +#include <asm/fsl_serdes.h> +#include <asm/fsl_mpc83xx_serdes.h> + +#include "mpc8308.h" + +#include <gdsys_fpga.h> + +#include "../common/osd.h" +#include "../common/mclink.h" +#include "../common/phy.h" + +#include <pca953x.h> +#include <pca9698.h> + +#include <miiphy.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define MAX_MUX_CHANNELS 2 + +enum { + UNITTYPE_MAIN_SERVER = 0, + UNITTYPE_MAIN_USER = 1, + UNITTYPE_VIDEO_SERVER = 2, + UNITTYPE_VIDEO_USER = 3, +}; + +enum { + UNITTYPEPCB_DVI = 0, + UNITTYPEPCB_DP_165 = 1, + UNITTYPEPCB_DP_300 = 2, + UNITTYPEPCB_HDMI = 3, +}; + +enum { + HWVER_100 = 0, + HWVER_110 = 1, +}; + +enum { + FPGA_HWVER_200 = 0, + FPGA_HWVER_210 = 1, +}; + +enum { + COMPRESSION_NONE = 0, + COMPRESSION_TYPE1_DELTA = 1, + COMPRESSION_TYPE1_TYPE2_DELTA = 3, +}; + +enum { + AUDIO_NONE = 0, + AUDIO_TX = 1, + AUDIO_RX = 2, + AUDIO_RXTX = 3, +}; + +enum { + SYSCLK_147456 = 0, +}; + +enum { + RAM_DDR2_32 = 0, + RAM_DDR3_32 = 1, +}; + +enum { + CARRIER_SPEED_1G = 0, + CARRIER_SPEED_2_5G = 1, +}; + +enum { + MCFPGA_DONE = 1 << 0, + MCFPGA_INIT_N = 1 << 1, + MCFPGA_PROGRAM_N = 1 << 2, + MCFPGA_UPDATE_ENABLE_N = 1 << 3, + MCFPGA_RESET_N = 1 << 4, +}; + +enum { + GPIO_MDC = 1 << 14, + GPIO_MDIO = 1 << 15, +}; + +unsigned int mclink_fpgacount; +struct ihs_fpga *fpga_ptr[] = CONFIG_SYS_FPGA_PTR; + +int fpga_set_reg(u32 fpga, u16 *reg, off_t regoff, u16 data) +{ + int res; + + switch (fpga) { + case 0: + out_le16(reg, data); + break; + default: + res = mclink_send(fpga - 1, regoff, data); + if (res < 0) { + printf("mclink_send reg %02lx data %04x returned %d\n", + regoff, data, res); + return res; + } + break; + } + + return 0; +} + +int fpga_get_reg(u32 fpga, u16 *reg, off_t regoff, u16 *data) +{ + int res; + + switch (fpga) { + case 0: + *data = in_le16(reg); + break; + default: + if (fpga > mclink_fpgacount) + return -EINVAL; + res = mclink_receive(fpga - 1, regoff, data); + if (res < 0) { + printf("mclink_receive reg %02lx returned %d\n", + regoff, res); + return res; + } + } + + return 0; +} + +int checkboard(void) +{ + char *s = getenv("serial#"); + bool hw_type_cat = pca9698_get_value(0x20, 20); + + puts("Board: "); + + printf("HRCon %s", hw_type_cat ? "CAT" : "Fiber"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + + puts("\n"); + + return 0; +} + +static void print_fpga_info(unsigned int fpga, bool rgmii2_present) +{ + u16 versions; + u16 fpga_version; + u16 fpga_features; + unsigned unit_type; + unsigned unit_type_pcb_video; + unsigned hardware_version; + unsigned feature_compression; + unsigned feature_osd; + unsigned feature_audio; + unsigned feature_sysclock; + unsigned feature_ramconfig; + unsigned feature_carrier_speed; + unsigned feature_carriers; + unsigned feature_video_channels; + + FPGA_GET_REG(fpga, versions, &versions); + FPGA_GET_REG(fpga, fpga_version, &fpga_version); + FPGA_GET_REG(fpga, fpga_features, &fpga_features); + + unit_type = (versions & 0xf000) >> 12; + unit_type_pcb_video = (versions & 0x01c0) >> 6; + feature_compression = (fpga_features & 0xe000) >> 13; + feature_osd = fpga_features & (1<<11); + feature_audio = (fpga_features & 0x0600) >> 9; + feature_sysclock = (fpga_features & 0x0180) >> 7; + feature_ramconfig = (fpga_features & 0x0060) >> 5; + feature_carrier_speed = fpga_features & (1<<4); + feature_carriers = (fpga_features & 0x000c) >> 2; + feature_video_channels = fpga_features & 0x0003; + + switch (unit_type) { + case UNITTYPE_MAIN_USER: + printf("Mainchannel"); + break; + + case UNITTYPE_VIDEO_USER: + printf("Videochannel"); + break; + + default: + printf("UnitType %d(not supported)", unit_type); + break; + } + + if (unit_type == UNITTYPE_MAIN_USER) { + hardware_version = + (!!pca9698_get_value(0x20, 24) << 0) + | (!!pca9698_get_value(0x20, 25) << 1) + | (!!pca9698_get_value(0x20, 26) << 2) + | (!!pca9698_get_value(0x20, 27) << 3) + | (!!pca9698_get_value(0x20, 28) << 4); + switch (hardware_version) { + case HWVER_100: + printf(" HW-Ver 1.00,"); + break; + + case HWVER_110: + printf(" HW-Ver 1.10,"); + break; + + default: + printf(" HW-Ver %d(not supported),", + hardware_version); + break; + } + if (rgmii2_present) + printf(" RGMII2,"); + } + + if (unit_type == UNITTYPE_VIDEO_USER) { + hardware_version = versions & 0x000f; + switch (hardware_version) { + case FPGA_HWVER_200: + printf(" HW-Ver 2.00,"); + break; + + case FPGA_HWVER_210: + printf(" HW-Ver 2.10,"); + break; + + default: + printf(" HW-Ver %d(not supported),", + hardware_version); + break; + } + } + + switch (unit_type_pcb_video) { + case UNITTYPEPCB_DVI: + printf(" DVI,"); + break; + + case UNITTYPEPCB_DP_165: + printf(" DP 165MPix/s,"); + break; + + case UNITTYPEPCB_DP_300: + printf(" DP 300MPix/s,"); + break; + + case UNITTYPEPCB_HDMI: + printf(" HDMI,"); + break; + } + + printf(" FPGA V %d.%02d\n features:", + fpga_version / 100, fpga_version % 100); + + + switch (feature_compression) { + case COMPRESSION_NONE: + printf(" no compression"); + break; + + case COMPRESSION_TYPE1_DELTA: + printf(" type1-deltacompression"); + break; + + case COMPRESSION_TYPE1_TYPE2_DELTA: + printf(" type1-deltacompression, type2-inlinecompression"); + break; + + default: + printf(" compression %d(not supported)", feature_compression); + break; + } + + printf(", %sosd", feature_osd ? "" : "no "); + + switch (feature_audio) { + case AUDIO_NONE: + printf(", no audio"); + break; + + case AUDIO_TX: + printf(", audio tx"); + break; + + case AUDIO_RX: + printf(", audio rx"); + break; + + case AUDIO_RXTX: + printf(", audio rx+tx"); + break; + + default: + printf(", audio %d(not supported)", feature_audio); + break; + } + + puts(",\n "); + + switch (feature_sysclock) { + case SYSCLK_147456: + printf("clock 147.456 MHz"); + break; + + default: + printf("clock %d(not supported)", feature_sysclock); + break; + } + + switch (feature_ramconfig) { + case RAM_DDR2_32: + printf(", RAM 32 bit DDR2"); + break; + + case RAM_DDR3_32: + printf(", RAM 32 bit DDR3"); + break; + + default: + printf(", RAM %d(not supported)", feature_ramconfig); + break; + } + + printf(", %d carrier(s) %s", feature_carriers, + feature_carrier_speed ? "2.5Gbit/s" : "1Gbit/s"); + + printf(", %d video channel(s)\n", feature_video_channels); +} + +int last_stage_init(void) +{ + int slaves; + unsigned int k; + unsigned int mux_ch; + unsigned char mclink_controllers[] = { 0x24, 0x25, 0x26 }; + u16 fpga_features; + bool hw_type_cat = pca9698_get_value(0x20, 20); + bool ch0_rgmii2_present = false; + + FPGA_GET_REG(0, fpga_features, &fpga_features); + + /* Turn on Parade DP501 */ + pca9698_direction_output(0x20, 10, 1); + + ch0_rgmii2_present = !pca9698_get_value(0x20, 30); + + /* wait for FPGA done */ + for (k = 0; k < ARRAY_SIZE(mclink_controllers); ++k) { + unsigned int ctr = 0; + + if (i2c_probe(mclink_controllers[k])) + continue; + + while (!(pca953x_get_val(mclink_controllers[k]) + & MCFPGA_DONE)) { + udelay(100000); + if (ctr++ > 5) { + printf("no done for mclink_controller %d\n", k); + break; + } + } + } + + if (hw_type_cat) { + miiphy_register(bb_miiphy_buses[0].name, bb_miiphy_read, + bb_miiphy_write); + for (mux_ch = 0; mux_ch < MAX_MUX_CHANNELS; ++mux_ch) { + if ((mux_ch == 1) && !ch0_rgmii2_present) + continue; + + setup_88e1514(bb_miiphy_buses[0].name, mux_ch); + } + } + + /* give slave-PLLs and Parade DP501 some time to be up and running */ + udelay(500000); + + mclink_fpgacount = CONFIG_SYS_MCLINK_MAX; + slaves = mclink_probe(); + mclink_fpgacount = 0; + + print_fpga_info(0, ch0_rgmii2_present); + osd_probe(0); + + if (slaves <= 0) + return 0; + + mclink_fpgacount = slaves; + + for (k = 1; k <= slaves; ++k) { + FPGA_GET_REG(k, fpga_features, &fpga_features); + + print_fpga_info(k, false); + osd_probe(k); + if (hw_type_cat) { + miiphy_register(bb_miiphy_buses[k].name, + bb_miiphy_read, bb_miiphy_write); + setup_88e1514(bb_miiphy_buses[k].name, 0); + } + } + + return 0; +} + +/* + * provide access to fpga gpios (for I2C bitbang) + * (these may look all too simple but make iocon.h much more readable) + */ +void fpga_gpio_set(unsigned int bus, int pin) +{ + FPGA_SET_REG(bus, gpio.set, pin); +} + +void fpga_gpio_clear(unsigned int bus, int pin) +{ + FPGA_SET_REG(bus, gpio.clear, pin); +} + +int fpga_gpio_get(unsigned int bus, int pin) +{ + u16 val; + + FPGA_GET_REG(bus, gpio.read, &val); + + return val & pin; +} + +void mpc8308_init(void) +{ + pca9698_direction_output(0x20, 4, 1); +} + +void mpc8308_set_fpga_reset(unsigned state) +{ + pca9698_set_value(0x20, 4, state ? 0 : 1); +} + +void mpc8308_setup_hw(void) +{ + immap_t *immr = (immap_t *)CONFIG_SYS_IMMR; + + /* + * set "startup-finished"-gpios + */ + setbits_be32(&immr->gpio[0].dir, (1 << (31-11)) | (1 << (31-12))); + setbits_be32(&immr->gpio[0].dat, 1 << (31-12)); +} + +int mpc8308_get_fpga_done(unsigned fpga) +{ + return pca9698_get_value(0x20, 19); +} + +#ifdef CONFIG_FSL_ESDHC +int board_mmc_init(bd_t *bd) +{ + immap_t *immr = (immap_t *)CONFIG_SYS_IMMR; + sysconf83xx_t *sysconf = &immr->sysconf; + + /* Enable cache snooping in eSDHC system configuration register */ + out_be32(&sysconf->sdhccr, 0x02000000); + + return fsl_esdhc_mmc_init(bd); +} +#endif + +static struct pci_region pcie_regions_0[] = { + { + .bus_start = CONFIG_SYS_PCIE1_MEM_BASE, + .phys_start = CONFIG_SYS_PCIE1_MEM_PHYS, + .size = CONFIG_SYS_PCIE1_MEM_SIZE, + .flags = PCI_REGION_MEM, + }, + { + .bus_start = CONFIG_SYS_PCIE1_IO_BASE, + .phys_start = CONFIG_SYS_PCIE1_IO_PHYS, + .size = CONFIG_SYS_PCIE1_IO_SIZE, + .flags = PCI_REGION_IO, + }, +}; + +void pci_init_board(void) +{ + immap_t *immr = (immap_t *)CONFIG_SYS_IMMR; + sysconf83xx_t *sysconf = &immr->sysconf; + law83xx_t *pcie_law = sysconf->pcielaw; + struct pci_region *pcie_reg[] = { pcie_regions_0 }; + + fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_PEX, + FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V); + + /* Deassert the resets in the control register */ + out_be32(&sysconf->pecr1, 0xE0008000); + udelay(2000); + + /* Configure PCI Express Local Access Windows */ + out_be32(&pcie_law[0].bar, CONFIG_SYS_PCIE1_BASE & LAWBAR_BAR); + out_be32(&pcie_law[0].ar, LBLAWAR_EN | LBLAWAR_512MB); + + mpc83xx_pcie_init(1, pcie_reg); +} + +ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) +{ + info->portwidth = FLASH_CFI_16BIT; + info->chipwidth = FLASH_CFI_BY16; + info->interface = FLASH_CFI_X16; + return 1; +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); + fdt_fixup_dr_usb(blob, bd); + fdt_fixup_esdhc(blob, bd); +} +#endif + +/* + * FPGA MII bitbang implementation + */ + +struct fpga_mii { + unsigned fpga; + int mdio; +} fpga_mii[] = { + { 0, 1}, + { 1, 1}, + { 2, 1}, + { 3, 1}, +}; + +static int mii_dummy_init(struct bb_miiphy_bus *bus) +{ + return 0; +} + +static int mii_mdio_active(struct bb_miiphy_bus *bus) +{ + struct fpga_mii *fpga_mii = bus->priv; + + if (fpga_mii->mdio) + FPGA_SET_REG(fpga_mii->fpga, gpio.set, GPIO_MDIO); + else + FPGA_SET_REG(fpga_mii->fpga, gpio.clear, GPIO_MDIO); + + return 0; +} + +static int mii_mdio_tristate(struct bb_miiphy_bus *bus) +{ + struct fpga_mii *fpga_mii = bus->priv; + + FPGA_SET_REG(fpga_mii->fpga, gpio.set, GPIO_MDIO); + + return 0; +} + +static int mii_set_mdio(struct bb_miiphy_bus *bus, int v) +{ + struct fpga_mii *fpga_mii = bus->priv; + + if (v) + FPGA_SET_REG(fpga_mii->fpga, gpio.set, GPIO_MDIO); + else + FPGA_SET_REG(fpga_mii->fpga, gpio.clear, GPIO_MDIO); + + fpga_mii->mdio = v; + + return 0; +} + +static int mii_get_mdio(struct bb_miiphy_bus *bus, int *v) +{ + u16 gpio; + struct fpga_mii *fpga_mii = bus->priv; + + FPGA_GET_REG(fpga_mii->fpga, gpio.read, &gpio); + + *v = ((gpio & GPIO_MDIO) != 0); + + return 0; +} + +static int mii_set_mdc(struct bb_miiphy_bus *bus, int v) +{ + struct fpga_mii *fpga_mii = bus->priv; + + if (v) + FPGA_SET_REG(fpga_mii->fpga, gpio.set, GPIO_MDC); + else + FPGA_SET_REG(fpga_mii->fpga, gpio.clear, GPIO_MDC); + + return 0; +} + +static int mii_delay(struct bb_miiphy_bus *bus) +{ + udelay(1); + + return 0; +} + +struct bb_miiphy_bus bb_miiphy_buses[] = { + { + .name = "board0", + .init = mii_dummy_init, + .mdio_active = mii_mdio_active, + .mdio_tristate = mii_mdio_tristate, + .set_mdio = mii_set_mdio, + .get_mdio = mii_get_mdio, + .set_mdc = mii_set_mdc, + .delay = mii_delay, + .priv = &fpga_mii[0], + }, + { + .name = "board1", + .init = mii_dummy_init, + .mdio_active = mii_mdio_active, + .mdio_tristate = mii_mdio_tristate, + .set_mdio = mii_set_mdio, + .get_mdio = mii_get_mdio, + .set_mdc = mii_set_mdc, + .delay = mii_delay, + .priv = &fpga_mii[1], + }, + { + .name = "board2", + .init = mii_dummy_init, + .mdio_active = mii_mdio_active, + .mdio_tristate = mii_mdio_tristate, + .set_mdio = mii_set_mdio, + .get_mdio = mii_get_mdio, + .set_mdc = mii_set_mdc, + .delay = mii_delay, + .priv = &fpga_mii[2], + }, + { + .name = "board3", + .init = mii_dummy_init, + .mdio_active = mii_mdio_active, + .mdio_tristate = mii_mdio_tristate, + .set_mdio = mii_set_mdio, + .get_mdio = mii_get_mdio, + .set_mdc = mii_set_mdc, + .delay = mii_delay, + .priv = &fpga_mii[3], + }, +}; + +int bb_miiphy_buses_num = sizeof(bb_miiphy_buses) / + sizeof(bb_miiphy_buses[0]); diff --git a/board/gdsys/mpc8308/mpc8308.c b/board/gdsys/mpc8308/mpc8308.c new file mode 100644 index 0000000000..4338a33126 --- /dev/null +++ b/board/gdsys/mpc8308/mpc8308.c @@ -0,0 +1,109 @@ +/* + * (C) Copyright 2014 + * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/ppc4xx-gpio.h> +#include <asm/global_data.h> + +#include "mpc8308.h" +#include <gdsys_fpga.h> + +#define REFLECTION_TESTPATTERN 0xdede +#define REFLECTION_TESTPATTERN_INV (~REFLECTION_TESTPATTERN & 0xffff) + +#ifdef CONFIG_SYS_FPGA_NO_RFL_HI +#define REFLECTION_TESTREG reflection_low +#else +#define REFLECTION_TESTREG reflection_high +#endif + +DECLARE_GLOBAL_DATA_PTR; + +int get_fpga_state(unsigned dev) +{ + return gd->arch.fpga_state[dev]; +} + +void print_fpga_state(unsigned dev) +{ + if (gd->arch.fpga_state[dev] & FPGA_STATE_DONE_FAILED) + puts(" Waiting for FPGA-DONE timed out.\n"); + if (gd->arch.fpga_state[dev] & FPGA_STATE_REFLECTION_FAILED) + puts(" FPGA reflection test failed.\n"); +} + +int board_early_init_f(void) +{ + unsigned k; + + for (k = 0; k < CONFIG_SYS_FPGA_COUNT; ++k) + gd->arch.fpga_state[k] = 0; + + return 0; +} + +int board_early_init_r(void) +{ + unsigned k; + unsigned ctr; + + for (k = 0; k < CONFIG_SYS_FPGA_COUNT; ++k) + gd->arch.fpga_state[k] = 0; + + /* + * reset FPGA + */ + mpc8308_init(); + + mpc8308_set_fpga_reset(1); + + mpc8308_setup_hw(); + + for (k = 0; k < CONFIG_SYS_FPGA_COUNT; ++k) { + ctr = 0; + while (!mpc8308_get_fpga_done(k)) { + udelay(100000); + if (ctr++ > 5) { + gd->arch.fpga_state[k] |= + FPGA_STATE_DONE_FAILED; + break; + } + } + } + + udelay(10); + + mpc8308_set_fpga_reset(0); + + for (k = 0; k < CONFIG_SYS_FPGA_COUNT; ++k) { + /* + * wait for fpga out of reset + */ + ctr = 0; + while (1) { + u16 val; + + FPGA_SET_REG(k, reflection_low, REFLECTION_TESTPATTERN); + + FPGA_GET_REG(k, REFLECTION_TESTREG, &val); + if (val == REFLECTION_TESTPATTERN_INV) + break; + + udelay(100000); + if (ctr++ > 5) { + gd->arch.fpga_state[k] |= + FPGA_STATE_REFLECTION_FAILED; + break; + } + } + } + + return 0; +} diff --git a/board/gdsys/mpc8308/mpc8308.h b/board/gdsys/mpc8308/mpc8308.h new file mode 100644 index 0000000000..dc07d564eb --- /dev/null +++ b/board/gdsys/mpc8308/mpc8308.h @@ -0,0 +1,10 @@ +#ifndef __MPC8308_H_ +#define __MPC8308_H_ + +/* functions to be provided by board implementation */ +void mpc8308_init(void); +void mpc8308_set_fpga_reset(unsigned state); +void mpc8308_setup_hw(void); +int mpc8308_get_fpga_done(unsigned fpga); + +#endif /* __MPC8308_H_ */ diff --git a/board/gdsys/mpc8308/sdram.c b/board/gdsys/mpc8308/sdram.c new file mode 100644 index 0000000000..0fce8cfbab --- /dev/null +++ b/board/gdsys/mpc8308/sdram.c @@ -0,0 +1,82 @@ +/* + * Copyright (C) 2007 Freescale Semiconductor, Inc. + * Copyright (C) 2010 Ilya Yanok, Emcraft Systems, yanok@emcraft.com + * + * Authors: Nick.Spence@freescale.com + * Wilson.Lo@freescale.com + * scottwood@freescale.com + * + * This files is mostly identical to the original from + * board\freescale\mpc8315erdb\sdram.c + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <mpc83xx.h> +#include <spd_sdram.h> + +#include <asm/bitops.h> +#include <asm/io.h> + +#include <asm/processor.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* Fixed sdram init -- doesn't use serial presence detect. + * + * This is useful for faster booting in configs where the RAM is unlikely + * to be changed, or for things like NAND booting where space is tight. + */ +static long fixed_sdram(void) +{ + immap_t *im = (immap_t *)CONFIG_SYS_IMMR; + u32 msize = CONFIG_SYS_DDR_SIZE * 1024 * 1024; + u32 msize_log2 = __ilog2(msize); + + out_be32(&im->sysconf.ddrlaw[0].bar, + CONFIG_SYS_DDR_SDRAM_BASE & 0xfffff000); + out_be32(&im->sysconf.ddrlaw[0].ar, LBLAWAR_EN | (msize_log2 - 1)); + out_be32(&im->sysconf.ddrcdr, CONFIG_SYS_DDRCDR_VALUE); + + out_be32(&im->ddr.csbnds[0].csbnds, (msize - 1) >> 24); + out_be32(&im->ddr.cs_config[0], CONFIG_SYS_DDR_CS0_CONFIG); + + /* Currently we use only one CS, so disable the other bank. */ + out_be32(&im->ddr.cs_config[1], 0); + + out_be32(&im->ddr.sdram_clk_cntl, CONFIG_SYS_DDR_SDRAM_CLK_CNTL); + out_be32(&im->ddr.timing_cfg_3, CONFIG_SYS_DDR_TIMING_3); + out_be32(&im->ddr.timing_cfg_1, CONFIG_SYS_DDR_TIMING_1); + out_be32(&im->ddr.timing_cfg_2, CONFIG_SYS_DDR_TIMING_2); + out_be32(&im->ddr.timing_cfg_0, CONFIG_SYS_DDR_TIMING_0); + + out_be32(&im->ddr.sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG); + out_be32(&im->ddr.sdram_cfg2, CONFIG_SYS_DDR_SDRAM_CFG2); + out_be32(&im->ddr.sdram_mode, CONFIG_SYS_DDR_MODE); + out_be32(&im->ddr.sdram_mode2, CONFIG_SYS_DDR_MODE2); + + out_be32(&im->ddr.sdram_interval, CONFIG_SYS_DDR_INTERVAL); + sync(); + + /* enable DDR controller */ + setbits_be32(&im->ddr.sdram_cfg, SDRAM_CFG_MEM_EN); + sync(); + + return get_ram_size(CONFIG_SYS_DDR_SDRAM_BASE, msize); +} + +phys_size_t initdram(int board_type) +{ + immap_t *im = (immap_t *)CONFIG_SYS_IMMR; + u32 msize; + + if ((in_be32(&im->sysconf.immrbar) & IMMRBAR_BASE_ADDR) != (u32)im) + return -1; + + /* DDR SDRAM */ + msize = fixed_sdram(); + + /* return total bus SDRAM size(bytes) -- DDR */ + return msize; +} |