diff options
Diffstat (limited to 'drivers/video/via/vt1636.c')
-rw-r--r-- | drivers/video/via/vt1636.c | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/drivers/video/via/vt1636.c b/drivers/video/via/vt1636.c index a6b37494e79a..d65bf1aee87c 100644 --- a/drivers/video/via/vt1636.c +++ b/drivers/video/via/vt1636.c | |||
@@ -19,6 +19,8 @@ | |||
19 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | 19 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
20 | */ | 20 | */ |
21 | 21 | ||
22 | #include <linux/via-core.h> | ||
23 | #include <linux/via_i2c.h> | ||
22 | #include "global.h" | 24 | #include "global.h" |
23 | 25 | ||
24 | u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information | 26 | u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information |
@@ -27,9 +29,8 @@ u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information | |||
27 | { | 29 | { |
28 | u8 data; | 30 | u8 data; |
29 | 31 | ||
30 | viaparinfo->shared->i2c_stuff.i2c_port = plvds_chip_info->i2c_port; | 32 | viafb_i2c_readbyte(plvds_chip_info->i2c_port, |
31 | viafb_i2c_readbyte(plvds_chip_info->lvds_chip_slave_addr, index, &data); | 33 | plvds_chip_info->lvds_chip_slave_addr, index, &data); |
32 | |||
33 | return data; | 34 | return data; |
34 | } | 35 | } |
35 | 36 | ||
@@ -39,14 +40,13 @@ void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information | |||
39 | { | 40 | { |
40 | int index, data; | 41 | int index, data; |
41 | 42 | ||
42 | viaparinfo->shared->i2c_stuff.i2c_port = plvds_chip_info->i2c_port; | ||
43 | |||
44 | index = io_data.Index; | 43 | index = io_data.Index; |
45 | data = viafb_gpio_i2c_read_lvds(plvds_setting_info, plvds_chip_info, | 44 | data = viafb_gpio_i2c_read_lvds(plvds_setting_info, plvds_chip_info, |
46 | index); | 45 | index); |
47 | data = (data & (~io_data.Mask)) | io_data.Data; | 46 | data = (data & (~io_data.Mask)) | io_data.Data; |
48 | 47 | ||
49 | viafb_i2c_writebyte(plvds_chip_info->lvds_chip_slave_addr, index, data); | 48 | viafb_i2c_writebyte(plvds_chip_info->i2c_port, |
49 | plvds_chip_info->lvds_chip_slave_addr, index, data); | ||
50 | } | 50 | } |
51 | 51 | ||
52 | void viafb_init_lvds_vt1636(struct lvds_setting_information | 52 | void viafb_init_lvds_vt1636(struct lvds_setting_information |
@@ -159,7 +159,7 @@ void viafb_disable_lvds_vt1636(struct lvds_setting_information | |||
159 | } | 159 | } |
160 | } | 160 | } |
161 | 161 | ||
162 | bool viafb_lvds_identify_vt1636(void) | 162 | bool viafb_lvds_identify_vt1636(u8 i2c_adapter) |
163 | { | 163 | { |
164 | u8 Buffer[2]; | 164 | u8 Buffer[2]; |
165 | 165 | ||
@@ -167,26 +167,20 @@ bool viafb_lvds_identify_vt1636(void) | |||
167 | 167 | ||
168 | /* Sense VT1636 LVDS Transmiter */ | 168 | /* Sense VT1636 LVDS Transmiter */ |
169 | viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr = | 169 | viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr = |
170 | VT1636_LVDS_I2C_ADDR; | 170 | VT1636_LVDS_I2C_ADDR; |
171 | 171 | ||
172 | /* Check vendor ID first: */ | 172 | /* Check vendor ID first: */ |
173 | viafb_i2c_readbyte((u8) viaparinfo->chip_info->lvds_chip_info. | 173 | if (viafb_i2c_readbyte(i2c_adapter, VT1636_LVDS_I2C_ADDR, |
174 | lvds_chip_slave_addr, | 174 | 0x00, &Buffer[0])) |
175 | 0x00, &Buffer[0]); | 175 | return false; |
176 | viafb_i2c_readbyte((u8) viaparinfo->chip_info->lvds_chip_info. | 176 | viafb_i2c_readbyte(i2c_adapter, VT1636_LVDS_I2C_ADDR, 0x01, &Buffer[1]); |
177 | lvds_chip_slave_addr, | ||
178 | 0x01, &Buffer[1]); | ||
179 | 177 | ||
180 | if (!((Buffer[0] == 0x06) && (Buffer[1] == 0x11))) | 178 | if (!((Buffer[0] == 0x06) && (Buffer[1] == 0x11))) |
181 | return false; | 179 | return false; |
182 | 180 | ||
183 | /* Check Chip ID: */ | 181 | /* Check Chip ID: */ |
184 | viafb_i2c_readbyte((u8) viaparinfo->chip_info->lvds_chip_info. | 182 | viafb_i2c_readbyte(i2c_adapter, VT1636_LVDS_I2C_ADDR, 0x02, &Buffer[0]); |
185 | lvds_chip_slave_addr, | 183 | viafb_i2c_readbyte(i2c_adapter, VT1636_LVDS_I2C_ADDR, 0x03, &Buffer[1]); |
186 | 0x02, &Buffer[0]); | ||
187 | viafb_i2c_readbyte((u8) viaparinfo->chip_info->lvds_chip_info. | ||
188 | lvds_chip_slave_addr, | ||
189 | 0x03, &Buffer[1]); | ||
190 | if ((Buffer[0] == 0x45) && (Buffer[1] == 0x33)) { | 184 | if ((Buffer[0] == 0x45) && (Buffer[1] == 0x33)) { |
191 | viaparinfo->chip_info->lvds_chip_info.lvds_chip_name = | 185 | viaparinfo->chip_info->lvds_chip_info.lvds_chip_name = |
192 | VT1636_LVDS; | 186 | VT1636_LVDS; |