* Mark Rutland <mark.rutland@xxxxxxx> [131114 03:08]:
>
> Please update Documentation/devicetree/bindings/i2c/i2c-omap.txt
>
> Otherwise, this is fine.
Here's this one with updated documentation.
Regards,
Tony
From: Tony Lindgren <tony@xxxxxxxxxxx>
Date: Wed, 13 Nov 2013 16:36:37 -0800
Subject: [PATCH] i2c: omap: Fix missing device tree flags for omap2
As we claim to support device tree for mach-omap2, we
should have the necessary flags in the driver to make it
usable.
Cc: linux-i2c@xxxxxxxxxxxxxxx
Acked-by: Wolfram Sang <wsa@xxxxxxxxxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
--- a/Documentation/devicetree/bindings/i2c/i2c-omap.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-omap.txt
@@ -1,7 +1,8 @@
I2C for OMAP platforms
Required properties :
-- compatible : Must be "ti,omap3-i2c" or "ti,omap4-i2c"
+- compatible : Must be "ti,omap2420-i2c", "ti,omap2430-i2c", "ti,omap3-i2c"
+ or "ti,omap4-i2c"
- ti,hwmods : Must be "i2c<n>", n being the instance number (1-based)
- #address-cells = <1>;
- #size-cells = <0>;
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -1037,6 +1037,20 @@ static const struct i2c_algorithm omap_i2c_algo = {
};
#ifdef CONFIG_OF
+static struct omap_i2c_bus_platform_data omap2420_pdata = {
+ .rev = OMAP_I2C_IP_VERSION_1,
+ .flags = OMAP_I2C_FLAG_NO_FIFO |
+ OMAP_I2C_FLAG_SIMPLE_CLOCK |
+ OMAP_I2C_FLAG_16BIT_DATA_REG |
+ OMAP_I2C_FLAG_BUS_SHIFT_2,
+};
+
+static struct omap_i2c_bus_platform_data omap2430_pdata = {
+ .rev = OMAP_I2C_IP_VERSION_1,
+ .flags = OMAP_I2C_FLAG_BUS_SHIFT_2 |
+ OMAP_I2C_FLAG_FORCE_19200_INT_CLK,
+};
+
static struct omap_i2c_bus_platform_data omap3_pdata = {
.rev = OMAP_I2C_IP_VERSION_1,
.flags = OMAP_I2C_FLAG_BUS_SHIFT_2,
@@ -1055,6 +1069,14 @@ static const struct of_device_id omap_i2c_of_match[] = {
.compatible = "ti,omap3-i2c",
.data = &omap3_pdata,
},
+ {
+ .compatible = "ti,omap2430-i2c",
+ .data = &omap2430_pdata,
+ },
+ {
+ .compatible = "ti,omap2420-i2c",
+ .data = &omap2420_pdata,
+ },
{ },
};
MODULE_DEVICE_TABLE(of, omap_i2c_of_match);
--
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