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,