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-rw-r--r--board/gdsys/common/Makefile4
-rw-r--r--board/gdsys/common/dp501.c18
-rw-r--r--board/gdsys/common/fpga.c25
-rw-r--r--board/gdsys/common/mclink.c137
-rw-r--r--board/gdsys/common/mclink.h15
-rw-r--r--board/gdsys/common/osd.c118
6 files changed, 251 insertions, 66 deletions
diff --git a/board/gdsys/common/Makefile b/board/gdsys/common/Makefile
index 43e6a4cde..216ad964a 100644
--- a/board/gdsys/common/Makefile
+++ b/board/gdsys/common/Makefile
@@ -13,9 +13,11 @@ endif
LIB = $(obj)lib$(VENDOR).o
+COBJS-$(CONFIG_SYS_FPGA_COMMON) += fpga.o
+
COBJS-$(CONFIG_IO) += miiphybb.o
COBJS-$(CONFIG_IO64) += miiphybb.o
-COBJS-$(CONFIG_IOCON) += osd.o
+COBJS-$(CONFIG_IOCON) += osd.o mclink.o
COBJS-$(CONFIG_DLVISION_10G) += osd.o
COBJS-$(CONFIG_CONTROLCENTERD) += dp501.o
diff --git a/board/gdsys/common/dp501.c b/board/gdsys/common/dp501.c
index 9aa4e3f4b..52f3ea167 100644
--- a/board/gdsys/common/dp501.c
+++ b/board/gdsys/common/dp501.c
@@ -2,23 +2,7 @@
* (C) Copyright 2012
* Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
/* Parade Technologies Inc. DP501 DisplayPort DVI/HDMI Transmitter */
diff --git a/board/gdsys/common/fpga.c b/board/gdsys/common/fpga.c
new file mode 100644
index 000000000..e10c105fe
--- /dev/null
+++ b/board/gdsys/common/fpga.c
@@ -0,0 +1,25 @@
+/*
+ * (C) Copyright 2013
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <gdsys_fpga.h>
+
+#include <asm/io.h>
+
+int fpga_set_reg(u32 fpga, u16 *reg, off_t regoff, u16 data)
+{
+ out_le16(reg, data);
+
+ return 0;
+}
+
+int fpga_get_reg(u32 fpga, u16 *reg, off_t regoff, u16 *data)
+{
+ *data = in_le16(reg);
+
+ return 0;
+}
diff --git a/board/gdsys/common/mclink.c b/board/gdsys/common/mclink.c
new file mode 100644
index 000000000..9f230c9a9
--- /dev/null
+++ b/board/gdsys/common/mclink.c
@@ -0,0 +1,137 @@
+/*
+ * (C) Copyright 2012
+ * Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <errno.h>
+
+#include <gdsys_fpga.h>
+
+enum {
+ MCINT_SLAVE_LINK_CHANGED_EV = 1 << 7,
+ MCINT_TX_ERROR_EV = 1 << 9,
+ MCINT_TX_BUFFER_FREE = 1 << 10,
+ MCINT_TX_PACKET_TRANSMITTED_EV = 1 << 11,
+ MCINT_RX_ERROR_EV = 1 << 13,
+ MCINT_RX_CONTENT_AVAILABLE = 1 << 14,
+ MCINT_RX_PACKET_RECEIVED_EV = 1 << 15,
+};
+
+int mclink_probe(void)
+{
+ unsigned int k;
+ int slaves = 0;
+
+ for (k = 0; k < CONFIG_SYS_MCLINK_MAX; ++k) {
+ int timeout = 0;
+ unsigned int ctr = 0;
+ u16 mc_status;
+
+ FPGA_GET_REG(k, mc_status, &mc_status);
+
+ if (!(mc_status & (1 << 15)))
+ break;
+
+ FPGA_SET_REG(k, mc_control, 0x8000);
+
+ FPGA_GET_REG(k, mc_status, &mc_status);
+ while (!(mc_status & (1 << 14))) {
+ udelay(100);
+ if (ctr++ > 500) {
+ timeout = 1;
+ break;
+ }
+ FPGA_GET_REG(k, mc_status, &mc_status);
+ }
+ if (timeout)
+ break;
+
+ printf("waited %d us for mclink %d to come up\n", ctr * 100, k);
+
+ slaves++;
+ }
+
+ return slaves;
+}
+
+int mclink_send(u8 slave, u16 addr, u16 data)
+{
+ unsigned int ctr = 0;
+ u16 int_status;
+ u16 rx_cmd_status;
+ u16 rx_cmd;
+
+ /* reset interrupt status */
+ FPGA_GET_REG(0, mc_int, &int_status);
+ FPGA_SET_REG(0, mc_int, int_status);
+
+ /* send */
+ FPGA_SET_REG(0, mc_tx_address, addr);
+ FPGA_SET_REG(0, mc_tx_data, data);
+ FPGA_SET_REG(0, mc_tx_cmd, (slave & 0x03) << 14);
+ FPGA_SET_REG(0, mc_control, 0x8001);
+
+ /* wait for reply */
+ FPGA_GET_REG(0, mc_int, &int_status);
+ while (!(int_status & MCINT_RX_PACKET_RECEIVED_EV)) {
+ udelay(100);
+ if (ctr++ > 3)
+ return -ETIMEDOUT;
+ FPGA_GET_REG(0, mc_int, &int_status);
+ }
+
+ FPGA_GET_REG(0, mc_rx_cmd_status, &rx_cmd_status);
+ rx_cmd = (rx_cmd_status >> 12) & 0x03;
+ if (rx_cmd != 0)
+ printf("mclink_send: received cmd %d, expected %d\n", rx_cmd,
+ 0);
+
+ return 0;
+}
+
+int mclink_receive(u8 slave, u16 addr, u16 *data)
+{
+ u16 rx_cmd_status;
+ u16 rx_cmd;
+ u16 int_status;
+ unsigned int ctr = 0;
+
+ /* send read request */
+ FPGA_SET_REG(0, mc_tx_address, addr);
+ FPGA_SET_REG(0, mc_tx_cmd,
+ ((slave & 0x03) << 14) | (1 << 12) | (1 << 0));
+ FPGA_SET_REG(0, mc_control, 0x8001);
+
+
+ /* wait for reply */
+ FPGA_GET_REG(0, mc_int, &int_status);
+ while (!(int_status & MCINT_RX_CONTENT_AVAILABLE)) {
+ udelay(100);
+ if (ctr++ > 3)
+ return -ETIMEDOUT;
+ FPGA_GET_REG(0, mc_int, &int_status);
+ }
+
+ /* check reply */
+ FPGA_GET_REG(0, mc_rx_cmd_status, &rx_cmd_status);
+ if ((rx_cmd_status >> 14) != slave) {
+ printf("mclink_receive: reply from slave %d, expected %d\n",
+ rx_cmd_status >> 14, slave);
+ return -EINVAL;
+ }
+
+ rx_cmd = (rx_cmd_status >> 12) & 0x03;
+ if (rx_cmd != 1) {
+ printf("mclink_send: received cmd %d, expected %d\n",
+ rx_cmd, 1);
+ return -EIO;
+ }
+
+ FPGA_GET_REG(0, mc_rx_data, data);
+
+ return 0;
+}
diff --git a/board/gdsys/common/mclink.h b/board/gdsys/common/mclink.h
new file mode 100644
index 000000000..febd46a70
--- /dev/null
+++ b/board/gdsys/common/mclink.h
@@ -0,0 +1,15 @@
+/*
+ * (C) Copyright 2012
+ * Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _MCLINK_H_
+#define _MCLINK_H_
+
+int mclink_probe(void);
+int mclink_send(u8 slave, u16 addr, u16 data);
+int mclink_receive(u8 slave, u16 addr, u16 *data);
+
+#endif
diff --git a/board/gdsys/common/osd.c b/board/gdsys/common/osd.c
index 45cea5eaa..c49cd9a61 100644
--- a/board/gdsys/common/osd.c
+++ b/board/gdsys/common/osd.c
@@ -7,7 +7,7 @@
#include <common.h>
#include <i2c.h>
-#include <asm/io.h>
+#include <malloc.h>
#include <gdsys_fpga.h>
@@ -26,10 +26,6 @@
#define PIXCLK_640_480_60 25180000
-#define BASE_WIDTH 32
-#define BASE_HEIGHT 16
-#define BUFSIZE (BASE_WIDTH * BASE_HEIGHT)
-
enum {
CH7301_CM = 0x1c, /* Clock Mode Register */
CH7301_IC = 0x1d, /* Input Clock Register */
@@ -51,37 +47,55 @@ enum {
CH7301_DSP = 0x56, /* DVI Sync polarity Register */
};
+unsigned int base_width;
+unsigned int base_height;
+size_t bufsize;
+u16 *buf;
+
+unsigned int max_osd_screen = CONFIG_SYS_OSD_SCREENS - 1;
+
+#ifdef CONFIG_SYS_CH7301
+int ch7301_i2c[] = CONFIG_SYS_CH7301_I2C;
+#endif
+
#if defined(CONFIG_SYS_ICS8N3QV01) || defined(CONFIG_SYS_SIL1178)
static void fpga_iic_write(unsigned screen, u8 slave, u8 reg, u8 data)
{
- struct ihs_fpga *fpga = (struct ihs_fpga *)CONFIG_SYS_FPGA_BASE(screen);
- struct ihs_i2c *i2c = &fpga->i2c;
+ u16 val;
- while (in_le16(&fpga->extended_interrupt) & (1 << 12))
- ;
- out_le16(&i2c->write_mailbox_ext, reg | (data << 8));
- out_le16(&i2c->write_mailbox, 0xc400 | (slave << 1));
+ do {
+ FPGA_GET_REG(screen, extended_interrupt, &val);
+ } while (val & (1 << 12));
+
+ FPGA_SET_REG(screen, i2c.write_mailbox_ext, reg | (data << 8));
+ FPGA_SET_REG(screen, i2c.write_mailbox, 0xc400 | (slave << 1));
}
static u8 fpga_iic_read(unsigned screen, u8 slave, u8 reg)
{
- struct ihs_fpga *fpga = (struct ihs_fpga *)CONFIG_SYS_FPGA_BASE(screen);
- struct ihs_i2c *i2c = &fpga->i2c;
unsigned int ctr = 0;
+ u16 val;
+
+ do {
+ FPGA_GET_REG(screen, extended_interrupt, &val);
+ } while (val & (1 << 12));
- while (in_le16(&fpga->extended_interrupt) & (1 << 12))
- ;
- out_le16(&fpga->extended_interrupt, 1 << 14);
- out_le16(&i2c->write_mailbox_ext, reg);
- out_le16(&i2c->write_mailbox, 0xc000 | (slave << 1));
- while (!(in_le16(&fpga->extended_interrupt) & (1 << 14))) {
+ FPGA_SET_REG(screen, extended_interrupt, 1 << 14);
+ FPGA_SET_REG(screen, i2c.write_mailbox_ext, reg);
+ FPGA_SET_REG(screen, i2c.write_mailbox, 0xc000 | (slave << 1));
+
+ FPGA_GET_REG(screen, extended_interrupt, &val);
+ while (!(val & (1 << 14))) {
udelay(100000);
if (ctr++ > 5) {
printf("iic receive timeout\n");
break;
}
+ FPGA_GET_REG(screen, extended_interrupt, &val);
}
- return in_le16(&i2c->read_mailbox_ext) >> 8;
+
+ FPGA_GET_REG(screen, i2c.read_mailbox_ext, &val);
+ return val >> 8;
}
#endif
@@ -113,7 +127,6 @@ static void mpc92469ac_calc_parameters(unsigned int fout,
static void mpc92469ac_set(unsigned screen, unsigned int fout)
{
- struct ihs_fpga *fpga = (struct ihs_fpga *)CONFIG_SYS_FPGA_BASE(screen);
unsigned int n;
unsigned int m;
unsigned int bitval = 0;
@@ -134,7 +147,7 @@ static void mpc92469ac_set(unsigned screen, unsigned int fout)
break;
}
- out_le16(&fpga->mpc3w_control, (bitval << 9) | m);
+ FPGA_SET_REG(screen, mpc3w_control, (bitval << 9) | m);
}
#endif
@@ -249,14 +262,12 @@ static void ics8n3qv01_set(unsigned screen, unsigned int fout)
static int osd_write_videomem(unsigned screen, unsigned offset,
u16 *data, size_t charcount)
{
- struct ihs_fpga *fpga =
- (struct ihs_fpga *) CONFIG_SYS_FPGA_BASE(screen);
unsigned int k;
for (k = 0; k < charcount; ++k) {
- if (offset + k >= BUFSIZE)
+ if (offset + k >= bufsize)
return -1;
- out_le16(&fpga->videomem + offset + k, data[k]);
+ FPGA_SET_REG(screen, videomem[offset + k], data[k]);
}
return charcount;
@@ -266,14 +277,13 @@ static int osd_print(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
unsigned screen;
- for (screen = 0; screen < CONFIG_SYS_OSD_SCREENS; ++screen) {
+ for (screen = 0; screen <= max_osd_screen; ++screen) {
unsigned x;
unsigned y;
unsigned charcount;
unsigned len;
u8 color;
unsigned int k;
- u16 buf[BUFSIZE];
char *text;
int res;
@@ -287,12 +297,12 @@ static int osd_print(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
color = simple_strtoul(argv[3], NULL, 16);
text = argv[4];
charcount = strlen(text);
- len = (charcount > BUFSIZE) ? BUFSIZE : charcount;
+ len = (charcount > bufsize) ? bufsize : charcount;
for (k = 0; k < len; ++k)
buf[k] = (text[k] << 8) | color;
- res = osd_write_videomem(screen, y * BASE_WIDTH + x, buf, len);
+ res = osd_write_videomem(screen, y * base_width + x, buf, len);
if (res < 0)
return res;
}
@@ -302,24 +312,32 @@ static int osd_print(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
int osd_probe(unsigned screen)
{
- struct ihs_fpga *fpga = (struct ihs_fpga *)CONFIG_SYS_FPGA_BASE(screen);
- struct ihs_osd *osd = &fpga->osd;
- u16 version = in_le16(&osd->version);
- u16 features = in_le16(&osd->features);
- unsigned width;
- unsigned height;
+ u16 version;
+ u16 features;
u8 value;
+#ifdef CONFIG_SYS_CH7301
+ int old_bus = i2c_get_bus_num();
+#endif
- width = ((features & 0x3f00) >> 8) + 1;
- height = (features & 0x001f) + 1;
+ FPGA_GET_REG(0, osd.version, &version);
+ FPGA_GET_REG(0, osd.features, &features);
+
+ base_width = ((features & 0x3f00) >> 8) + 1;
+ base_height = (features & 0x001f) + 1;
+ bufsize = base_width * base_height;
+ buf = malloc(sizeof(u16) * bufsize);
+ if (!buf)
+ return -1;
printf("OSD%d: Digital-OSD version %01d.%02d, %d" "x%d characters\n",
- screen, version/100, version%100, width, height);
+ screen, version/100, version%100, base_width, base_height);
#ifdef CONFIG_SYS_CH7301
+ i2c_set_bus_num(ch7301_i2c[screen]);
value = i2c_reg_read(CH7301_I2C_ADDR, CH7301_DID);
if (value != 0x17) {
printf(" Probing CH7301 failed, DID %02x\n", value);
+ i2c_set_bus_num(old_bus);
return -1;
}
i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPCP, 0x08);
@@ -327,6 +345,7 @@ int osd_probe(unsigned screen)
i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPF, 0x60);
i2c_reg_write(CH7301_I2C_ADDR, CH7301_DC, 0x09);
i2c_reg_write(CH7301_I2C_ADDR, CH7301_PM, 0xc0);
+ i2c_set_bus_num(old_bus);
#endif
#ifdef CONFIG_SYS_MPC92469AC
@@ -356,12 +375,15 @@ int osd_probe(unsigned screen)
fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x08, 0x37);
#endif
- out_le16(&fpga->videocontrol, 0x0002);
- out_le16(&osd->control, 0x0049);
+ FPGA_SET_REG(screen, videocontrol, 0x0002);
+ FPGA_SET_REG(screen, osd.control, 0x0049);
+
+ FPGA_SET_REG(screen, osd.xy_size, ((32 - 1) << 8) | (16 - 1));
+ FPGA_SET_REG(screen, osd.x_pos, 0x007f);
+ FPGA_SET_REG(screen, osd.y_pos, 0x005f);
- out_le16(&osd->xy_size, ((32 - 1) << 8) | (16 - 1));
- out_le16(&osd->x_pos, 0x007f);
- out_le16(&osd->y_pos, 0x005f);
+ if (screen > max_osd_screen)
+ max_osd_screen = screen;
return 0;
}
@@ -370,11 +392,11 @@ int osd_write(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
unsigned screen;
- for (screen = 0; screen < CONFIG_SYS_OSD_SCREENS; ++screen) {
+ for (screen = 0; screen <= max_osd_screen; ++screen) {
unsigned x;
unsigned y;
unsigned k;
- u16 buffer[BASE_WIDTH];
+ u16 buffer[base_width];
char *rp;
u16 *wp = buffer;
unsigned count = (argc > 4) ?
@@ -399,13 +421,13 @@ int osd_write(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
rp += 4;
wp++;
- if (wp - buffer > BASE_WIDTH)
+ if (wp - buffer > base_width)
break;
}
for (k = 0; k < count; ++k) {
unsigned offset =
- y * BASE_WIDTH + x + k * (wp - buffer);
+ y * base_width + x + k * (wp - buffer);
osd_write_videomem(screen, offset, buffer,
wp - buffer);
}
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