Re: [PATCH 3/3] powerpc: doc/dts-bindings: update doc of FSL I2C bindings
From: Wolfram Sang <hidden>
Date: 2010-01-25 11:56:54
Also in:
linux-devicetree, linux-i2c
On Mon, Jan 25, 2010 at 09:27:09AM +0100, Wolfgang Grandegger wrote:
From: Wolfgang Grandegger <redacted> This patch adds the MPC5121 to the list of supported devices, enhances the doc of the "clock-frequency" property and removes the obsolete "cell-index" property from the example nodes.
I think "fsl,mpc5121-i2c-ctrl" needs to be documented here, too?
quoted hunk
Signed-off-by: Wolfgang Grandegger <redacted> --- Documentation/powerpc/dts-bindings/fsl/i2c.txt | 10 +++++----- 1 files changed, 5 insertions(+), 5 deletions(-)diff --git a/Documentation/powerpc/dts-bindings/fsl/i2c.txt b/Documentation/powerpc/dts-bindings/fsl/i2c.txt index b6d2e21..2af8a05 100644 --- a/Documentation/powerpc/dts-bindings/fsl/i2c.txt +++ b/Documentation/powerpc/dts-bindings/fsl/i2c.txt@@ -9,8 +9,8 @@ Recommended properties : - compatible : compatibility list with 2 entries, the first should be "fsl,CHIP-i2c" where CHIP is the name of a compatible processor, - e.g. mpc8313, mpc8543, mpc8544, mpc5200 or mpc5200b. The second one - should be "fsl-i2c". + e.g. mpc8313, mpc8543, mpc8544, mpc5121, mpc5200 or mpc5200b. The + second one should be "fsl-i2c". - interrupts : <a b> where a is the interrupt number and b is a field that represents an encoding of the sense and level information for the interrupt. This should be encoded based on@@ -20,7 +20,9 @@ Recommended properties : services interrupts for this device. - fsl,preserve-clocking : boolean; if defined, the clock settings from the bootloader are preserved (not touched). - - clock-frequency : desired I2C bus clock frequency in Hz. + - clock-frequency : desired I2C bus clock frequency in Hz. If this + property and "fsl,preserve-clocking" is not defined, a safe fixed + clock divider value is used (resulting in a small clock frequency). Examples :@@ -28,7 +30,6 @@ Examples : #address-cells = <1>; #size-cells = <0>; compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - cell-index = <0>; reg = <0x3d00 0x40>; interrupts = <2 15 0>; interrupt-parent = <&mpc5200_pic>;@@ -38,7 +39,6 @@ Examples : i2c@3100 { #address-cells = <1>; #size-cells = <0>; - cell-index = <1>; compatible = "fsl,mpc8544-i2c", "fsl-i2c"; reg = <0x3100 0x100>; interrupts = <43 2>;-- 1.6.2.5 -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
-- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ |
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