diff options
| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2007-07-02 20:59:58 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2007-07-02 20:59:58 -0300 |
| commit | 41bcd08d3f8d6e3b4ebabf945036a9334f4854a9 (patch) | |
| tree | a60b16b3beed42fc20f7fe4ae05a087393682418 /linux | |
| parent | 412d9abc44bb837fe8852c3e6b104076224dbecc (diff) | |
| download | mediapointer-dvb-s2-41bcd08d3f8d6e3b4ebabf945036a9334f4854a9.tar.gz mediapointer-dvb-s2-41bcd08d3f8d6e3b4ebabf945036a9334f4854a9.tar.bz2 | |
tm6000: Correct device initialization & Add general USB control message pause
From: Michel Ludwig <michel.ludwig@gmail.com>
Add GPIO4 reset, which is required to make DVB-T work with the Freecom
stick.
Add a general 5 ms pause to the "tm6000_read_write_usb" method.
Signed-off-by: Michel Ludwig <michel.ludwig@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'linux')
| -rw-r--r-- | linux/drivers/staging/tm6000/tm6000-core.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/linux/drivers/staging/tm6000/tm6000-core.c b/linux/drivers/staging/tm6000/tm6000-core.c index 267828be9..ea1905661 100644 --- a/linux/drivers/staging/tm6000/tm6000-core.c +++ b/linux/drivers/staging/tm6000/tm6000-core.c @@ -104,6 +104,8 @@ int tm6000_read_write_usb (struct tm6000_core *dev, u8 req_type, u8 req, kfree(data); + msleep(5); + return ret; } @@ -311,8 +313,8 @@ int tm6000_init (struct tm6000_core *dev) tm6000_set_reg (dev, REQ_05_SET_GET_USBREG, 0x18, 0x00); msleep(5); /* Just to be conservative */ - /* Reset GPIO1. Maybe, this is 10 Moons specific */ - for (i=0; i< 3; i++) { + /* Reset GPIO1 and GPIO4. */ + for (i=0; i< 2; i++) { rc=tm6000_set_reg (dev, REQ_03_SET_GET_MCU_PIN, TM6000_GPIO_1, 0); if (rc<0) { printk (KERN_ERR "Error %i doing GPIO1 reset\n",rc); @@ -326,9 +328,26 @@ int tm6000_init (struct tm6000_core *dev) return rc; } + msleep(10); + rc=tm6000_set_reg (dev, REQ_03_SET_GET_MCU_PIN, TM6000_GPIO_4, 0); + if (rc<0) { + printk (KERN_ERR "Error %i doing GPIO4 reset\n",rc); + return rc; + } + + msleep(10); + rc=tm6000_set_reg (dev, REQ_03_SET_GET_MCU_PIN, TM6000_GPIO_4, 1); + if (rc<0) { + printk (KERN_ERR "Error %i doing GPIO4 reset\n",rc); + return rc; + } + if (!i) rc=tm6000_get_reg16(dev, 0x40,0,0); } + + msleep(50); + return 0; #endif /* HACK */ |