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fbdev: ssd1307fb: add ssd1309 support

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The ssd1307fb driver supports a lot of chips from the ssd130xfb series.
This patch adds the ssd1309 chip, a 128x64 OLED driver chip. It is very
similar to the other chips and only has some definitions added to
support it.

Signed-off-by: Olliver Schinagl <o.schinagl@ultimaker.com>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Prabhakar Lad <prabhakar.csengg@gmail.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Olliver Schinagl 2015-09-08 21:19:51 +02:00 committed by Tomi Valkeinen
parent 48846ec502
commit 3ac58d5808
2 changed files with 13 additions and 1 deletions
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3
Documentation/devicetree/bindings/video/ssd1307fb.txt
View File

@ -2,7 +2,8 @@
Required properties:
- compatible: Should be "solomon,<chip>fb-<bus>". The only supported bus for
now is i2c, and the supported chips are ssd1305, ssd1306 and ssd1307.
now is i2c, and the supported chips are ssd1305, ssd1306, ssd1307 and
ssd1309.
- 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

@ -495,6 +495,12 @@ static struct ssd1307fb_deviceinfo ssd1307fb_ssd1307_deviceinfo = {
.need_pwm = 1,
};
static struct ssd1307fb_deviceinfo ssd1307fb_ssd1309_deviceinfo = {
.default_vcomh = 0x34,
.default_dclk_div = 1,
.default_dclk_frq = 10,
};
static const struct of_device_id ssd1307fb_of_match[] = {
{
.compatible = "solomon,ssd1305fb-i2c",
@ -508,6 +514,10 @@ static const struct of_device_id ssd1307fb_of_match[] = {
.compatible = "solomon,ssd1307fb-i2c",
.data = (void *)&ssd1307fb_ssd1307_deviceinfo,
},
{
.compatible = "solomon,ssd1309fb-i2c",
.data = (void *)&ssd1307fb_ssd1309_deviceinfo,
},
{},
};
MODULE_DEVICE_TABLE(of, ssd1307fb_of_match);
@ -709,6 +719,7 @@ static const struct i2c_device_id ssd1307fb_i2c_id[] = {
{ "ssd1305fb", 0 },
{ "ssd1306fb", 0 },
{ "ssd1307fb", 0 },
{ "ssd1309fb", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, ssd1307fb_i2c_id);