mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-10-13 20:16:26 +00:00
staging: olpc_dcon: drop support for DCON v1
The v1 DCONs only existed for XO-1 prototypes (and even then, very very early prototypes). Drop support for v1 DCON. Signed-off-by: Andres Salomon <dilinger@queued.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
parent
24e2617050
commit
1b995ac22b
1 changed files with 10 additions and 21 deletions
|
@ -88,29 +88,18 @@ static int dcon_hw_init(struct dcon_priv *dcon, int is_init)
|
|||
}
|
||||
|
||||
if (ver < 0xdc02) {
|
||||
/* Initialize the DCON registers */
|
||||
|
||||
/* Start with work-arounds for DCON ASIC */
|
||||
i2c_smbus_write_word_data(client, 0x4b, 0x00cc);
|
||||
i2c_smbus_write_word_data(client, 0x4b, 0x00cc);
|
||||
i2c_smbus_write_word_data(client, 0x4b, 0x00cc);
|
||||
i2c_smbus_write_word_data(client, 0x0b, 0x007a);
|
||||
i2c_smbus_write_word_data(client, 0x36, 0x025c);
|
||||
i2c_smbus_write_word_data(client, 0x37, 0x025e);
|
||||
|
||||
/* Initialise SDRAM */
|
||||
|
||||
i2c_smbus_write_word_data(client, 0x3b, 0x002b);
|
||||
i2c_smbus_write_word_data(client, 0x41, 0x0101);
|
||||
i2c_smbus_write_word_data(client, 0x42, 0x0101);
|
||||
} else {
|
||||
/* SDRAM setup/hold time */
|
||||
i2c_smbus_write_word_data(client, 0x3a, 0xc040);
|
||||
i2c_smbus_write_word_data(client, 0x41, 0x0000);
|
||||
i2c_smbus_write_word_data(client, 0x41, 0x0101);
|
||||
i2c_smbus_write_word_data(client, 0x42, 0x0101);
|
||||
dev_err(&dcon->client->dev,
|
||||
"DCON v1 is unsupported, giving up..\n");
|
||||
rc = -ENODEV;
|
||||
goto err;
|
||||
}
|
||||
|
||||
/* SDRAM setup/hold time */
|
||||
i2c_smbus_write_word_data(client, 0x3a, 0xc040);
|
||||
i2c_smbus_write_word_data(client, 0x41, 0x0000);
|
||||
i2c_smbus_write_word_data(client, 0x41, 0x0101);
|
||||
i2c_smbus_write_word_data(client, 0x42, 0x0101);
|
||||
|
||||
/* Colour swizzle, AA, no passthrough, backlight */
|
||||
if (is_init) {
|
||||
dcon->disp_mode = MODE_PASSTHRU | MODE_BL_ENABLE |
|
||||
|
|
Loading…
Reference in a new issue