* [U-Boot] [PATCH 1/3] strider: Add DP501 support for cpu model
2016-03-16 8:20 [U-Boot] [PATCH 0/3] Update gdsys board support dirk.eibach at gdsys.cc
@ 2016-03-16 8:20 ` dirk.eibach at gdsys.cc
2016-03-16 8:20 ` [U-Boot] [PATCH 2/3] strider: Define pca593x widths dirk.eibach at gdsys.cc
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: dirk.eibach at gdsys.cc @ 2016-03-16 8:20 UTC (permalink / raw)
To: u-boot
From: Dirk Eibach <dirk.eibach@gdsys.cc>
Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
---
board/gdsys/common/dp501.c | 31 +++++++++++++++++++++++++++++++
board/gdsys/common/dp501.h | 1 +
board/gdsys/common/osd.c | 22 +---------------------
board/gdsys/mpc8308/strider.c | 31 ++++++++++++++++++++++++++-----
4 files changed, 59 insertions(+), 26 deletions(-)
diff --git a/board/gdsys/common/dp501.c b/board/gdsys/common/dp501.c
index d35aee0..54e7f63 100644
--- a/board/gdsys/common/dp501.c
+++ b/board/gdsys/common/dp501.c
@@ -12,6 +12,16 @@
#include <errno.h>
#include <i2c.h>
+#define DP501_I2C_ADDR 0x08
+
+#ifdef CONFIG_SYS_DP501_I2C
+int dp501_i2c[] = CONFIG_SYS_DP501_I2C;
+#endif
+
+#ifdef CONFIG_SYS_DP501_BASE
+int dp501_base[] = CONFIG_SYS_DP501_BASE;
+#endif
+
static void dp501_setbits(u8 addr, u8 reg, u8 mask)
{
u8 val;
@@ -125,3 +135,24 @@ void dp501_powerdown(u8 addr)
{
dp501_setbits(addr, 0x0a, 0x30); /* power down encoder, standby mode */
}
+
+
+int dp501_probe(unsigned screen, bool power)
+{
+#ifdef CONFIG_SYS_DP501_BASE
+ uint8_t dp501_addr = dp501_base[screen];
+#else
+ uint8_t dp501_addr = DP501_I2C_ADDR;
+#endif
+
+#ifdef CONFIG_SYS_DP501_I2C
+ i2c_set_bus_num(dp501_i2c[screen]);
+#endif
+
+ if (i2c_probe(dp501_addr))
+ return -1;
+
+ dp501_powerup(dp501_addr);
+
+ return 0;
+}
diff --git a/board/gdsys/common/dp501.h b/board/gdsys/common/dp501.h
index 8dc3215..b98b54e 100644
--- a/board/gdsys/common/dp501.h
+++ b/board/gdsys/common/dp501.h
@@ -26,5 +26,6 @@
void dp501_powerup(u8 addr);
void dp501_powerdown(u8 addr);
+int dp501_probe(unsigned screen, bool power);
#endif
diff --git a/board/gdsys/common/osd.c b/board/gdsys/common/osd.c
index 7444bee..4e292f5 100644
--- a/board/gdsys/common/osd.c
+++ b/board/gdsys/common/osd.c
@@ -24,8 +24,6 @@
#define SIL1178_MASTER_I2C_ADDRESS 0x38
#define SIL1178_SLAVE_I2C_ADDRESS 0x39
-#define DP501_I2C_ADDR 0x08
-
#define PIXCLK_640_480_60 25180000
#define MAX_X_CHARS 53
#define MAX_Y_CHARS 26
@@ -78,14 +76,6 @@ int ics8n3qv01_i2c[] = CONFIG_SYS_ICS8N3QV01_I2C;
int sil1178_i2c[] = CONFIG_SYS_SIL1178_I2C;
#endif
-#ifdef CONFIG_SYS_DP501_I2C
-int dp501_i2c[] = CONFIG_SYS_DP501_I2C;
-#endif
-
-#ifdef CONFIG_SYS_DP501_BASE
-int dp501_base[] = CONFIG_SYS_DP501_BASE;
-#endif
-
#ifdef CONFIG_SYS_MPC92469AC
static void mpc92469ac_calc_parameters(unsigned int fout,
unsigned int *post_div, unsigned int *feedback_div)
@@ -317,13 +307,6 @@ int osd_probe(unsigned screen)
int old_bus = i2c_get_bus_num();
bool pixclock_present = false;
bool output_driver_present = false;
-#ifdef CONFIG_SYS_DP501_I2C
-#ifdef CONFIG_SYS_DP501_BASE
- uint8_t dp501_addr = dp501_base[screen];
-#else
- uint8_t dp501_addr = DP501_I2C_ADDR;
-#endif
-#endif
OSD_GET_REG(0, version, &version);
OSD_GET_REG(0, features, &features);
@@ -393,11 +376,8 @@ int osd_probe(unsigned screen)
#endif
#ifdef CONFIG_SYS_DP501_I2C
- i2c_set_bus_num(dp501_i2c[screen]);
- if (!i2c_probe(dp501_addr)) {
- dp501_powerup(dp501_addr);
+ if (!dp501_probe(screen, true))
output_driver_present = true;
- }
#endif
if (!output_driver_present)
diff --git a/board/gdsys/mpc8308/strider.c b/board/gdsys/mpc8308/strider.c
index ef5b6c0..eee582b 100644
--- a/board/gdsys/mpc8308/strider.c
+++ b/board/gdsys/mpc8308/strider.c
@@ -24,6 +24,7 @@
#include "../common/adv7611.h"
#include "../common/ch7301.h"
+#include "../common/dp501.h"
#include "../common/ioep-fpga.h"
#include "../common/mclink.h"
#include "../common/osd.h"
@@ -127,7 +128,10 @@ int last_stage_init(void)
int slaves;
unsigned int k;
unsigned int mux_ch;
- unsigned char mclink_controllers[] = { 0x3c, 0x3d, 0x3e };
+ unsigned char mclink_controllers_dvi[] = { 0x3c, 0x3d, 0x3e };
+#ifdef CONFIG_STRIDER_CPU
+ unsigned char mclink_controllers_dp[] = { 0x24, 0x25, 0x26 };
+#endif
bool hw_type_cat = pca9698_get_value(0x20, 18);
bool ch0_sgmii2_present = false;
@@ -135,17 +139,25 @@ int last_stage_init(void)
pca9698_direction_output(0x20, 8, 0);
/* Turn on Parade DP501 */
- pca9698_direction_output(0x20, 9, 1);
+ pca9698_direction_output(0x20, 10, 1);
ch0_sgmii2_present = !pca9698_get_value(0x20, 37);
/* wait for FPGA done, then reset FPGA */
- for (k = 0; k < ARRAY_SIZE(mclink_controllers); ++k) {
+ for (k = 0; k < ARRAY_SIZE(mclink_controllers_dvi); ++k) {
unsigned int ctr = 0;
+ unsigned char *mclink_controllers = mclink_controllers_dvi;
+#ifdef CONFIG_STRIDER_CPU
+ if (i2c_probe(mclink_controllers[k])) {
+ mclink_controllers = mclink_controllers_dp;
+ if (i2c_probe(mclink_controllers[k]))
+ continue;
+ }
+#else
if (i2c_probe(mclink_controllers[k]))
continue;
-
+#endif
while (!(pca953x_get_val(mclink_controllers[k])
& MCFPGA_DONE)) {
udelay(100000);
@@ -192,6 +204,7 @@ int last_stage_init(void)
#ifdef CONFIG_STRIDER_CPU
ch7301_probe(0, false);
+ dp501_probe(0, false);
#endif
if (slaves <= 0)
@@ -199,6 +212,14 @@ int last_stage_init(void)
mclink_fpgacount = slaves;
+#ifdef CONFIG_STRIDER_CPU
+ /* get ADV7611 out of reset, power up DP501, give some time to wakeup */
+ for (k = 1; k <= slaves; ++k)
+ FPGA_SET_REG(k, extended_control, 0x10); /* enable video */
+
+ udelay(500000);
+#endif
+
for (k = 1; k <= slaves; ++k) {
ioep_fpga_print_info(k);
#ifdef CONFIG_STRIDER_CON
@@ -206,10 +227,10 @@ int last_stage_init(void)
osd_probe(k);
#endif
#ifdef CONFIG_STRIDER_CPU
- FPGA_SET_REG(k, extended_control, 0); /* enable video in*/
if (!adv7611_probe(k))
printf(" Advantiv ADV7611 HDMI Receiver\n");
ch7301_probe(k, false);
+ dp501_probe(k, false);
#endif
if (hw_type_cat) {
miiphy_register(bb_miiphy_buses[k].name,
--
2.1.3
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