iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fbdev: ssd1307fb: Add support for SSD1305

Browse Source 
This patch adds support for the SSD1305 OLED controller.

Signed-off-by: Thomas Niederprüm <niederp@physik.uni-kl.de>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Thomas Niederprüm 2015-03-31 20:27:12 +02:00 committed by Tomi Valkeinen
parent 2040085143
commit 5f2d36b3cf
2 changed files with 12 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Documentation/devicetree/bindings/video/ssd1307fb.txt
View File

@ -2,7 +2,7 @@
Required properties:
- compatible: Should be "solomon,<chip>fb-<bus>". The only supported bus for
now is i2c, and the supported chips are ssd1306 and ssd1307.
now is i2c, and the supported chips are ssd1305, ssd1306 and ssd1307.
- reg: Should contain address of the controller on the I2C bus. Most likely
0x3c or 0x3d
- pwm: Should contain the pwm to use according to the OF device tree PWM

11
drivers/video/fbdev/ssd1307fb.c
View File

@ -424,6 +424,12 @@ static int ssd1307fb_init(struct ssd1307fb_par *par)
return 0;
}
static struct ssd1307fb_deviceinfo ssd1307fb_ssd1305_deviceinfo = {
.default_vcomh = 0x34,
.default_dclk_div = 1,
.default_dclk_frq = 7,
};
static struct ssd1307fb_deviceinfo ssd1307fb_ssd1306_deviceinfo = {
.default_vcomh = 0x20,
.default_dclk_div = 1,
@ -439,6 +445,10 @@ static struct ssd1307fb_deviceinfo ssd1307fb_ssd1307_deviceinfo = {
};
static const struct of_device_id ssd1307fb_of_match[] = {
{
.compatible = "solomon,ssd1305fb-i2c",
.data = (void *)&ssd1307fb_ssd1305_deviceinfo,
},
{
.compatible = "solomon,ssd1306fb-i2c",
.data = (void *)&ssd1307fb_ssd1306_deviceinfo,
@ -612,6 +622,7 @@ static int ssd1307fb_remove(struct i2c_client *client)
}
static const struct i2c_device_id ssd1307fb_i2c_id[] = {
{ "ssd1305fb", 0 },
{ "ssd1306fb", 0 },
{ "ssd1307fb", 0 },
{ }