diff options
author | Thomas Abraham <thomas.abraham@linaro.org> | 2013-03-06 17:06:16 +0530 |
---|---|---|
committer | Chris Ball <cjb@laptop.org> | 2013-03-22 12:33:21 -0400 |
commit | e19499ae10903807acbaa07a28d4b56d508ac339 (patch) | |
tree | 9d8014e641e9795803437c81582483e586424676 /Documentation/devicetree/bindings/mmc/samsung-sdhci.txt | |
parent | 4a2d8ecce0be8240618e133077724abb5b36c1ef (diff) | |
download | linux-e19499ae10903807acbaa07a28d4b56d508ac339.tar.bz2 |
mmc: sdhci-s3c: let device core setup the default pin configuration
With device core now able to setup the default pin configuration,
the call to devm_pinctrl_get_select_default can be removed. And
the pin configuration code based on the deprecated Samsung specific
gpio bindings is also removed.
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'Documentation/devicetree/bindings/mmc/samsung-sdhci.txt')
-rw-r--r-- | Documentation/devicetree/bindings/mmc/samsung-sdhci.txt | 35 |
1 files changed, 4 insertions, 31 deletions
diff --git a/Documentation/devicetree/bindings/mmc/samsung-sdhci.txt b/Documentation/devicetree/bindings/mmc/samsung-sdhci.txt index 3b3a1ee055ff..328e990d2546 100644 --- a/Documentation/devicetree/bindings/mmc/samsung-sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/samsung-sdhci.txt @@ -5,13 +5,6 @@ MMC, SD and eMMC storage mediums. This file documents differences between the core mmc properties described by mmc.txt and the properties used by the Samsung implmentation of the SDHCI controller. -Note: The mmc core bindings documentation states that if none of the core -card-detect bindings are used, then the standard sdhci card detect mechanism -is used. The Samsung's SDHCI controller bindings extends this as listed below. - -[A] The property "samsung,cd-pinmux-gpio" can be used as stated in the - "Optional Board Specific Properties" section below. - Required SoC Specific Properties: - compatible: should be one of the following - "samsung,s3c6410-sdhci": For controllers compatible with s3c6410 sdhci @@ -20,18 +13,8 @@ Required SoC Specific Properties: controller. Required Board Specific Properties: -- Samsung GPIO variant (will be completely replaced by pinctrl): - - gpios: Should specify the gpios used for clock, command and data lines. The - gpio specifier format depends on the gpio controller. -- Pinctrl variant (preferred if available): - - pinctrl-0: Should specify pin control groups used for this controller. - - pinctrl-names: Should contain only one value - "default". - -Optional Board Specific Properties: -- samsung,cd-pinmux-gpio: Specifies the card detect line that is routed - through a pinmux to the card-detect pin of the card slot. This property - should be used only if none of the mmc core card-detect properties are - used. Only for Samsung GPIO variant. +- pinctrl-0: Should specify pin control groups used for this controller. +- pinctrl-names: Should contain only one value - "default". Example: sdhci@12530000 { @@ -39,19 +22,9 @@ Example: reg = <0x12530000 0x100>; interrupts = <0 75 0>; bus-width = <4>; - cd-gpios = <&gpk2 2 2 3 3>; - - /* Samsung GPIO variant */ - gpios = <&gpk2 0 2 0 3>, /* clock line */ - <&gpk2 1 2 0 3>, /* command line */ - <&gpk2 3 2 3 3>, /* data line 0 */ - <&gpk2 4 2 3 3>, /* data line 1 */ - <&gpk2 5 2 3 3>, /* data line 2 */ - <&gpk2 6 2 3 3>; /* data line 3 */ - - /* Pinctrl variant */ - pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4>; + cd-gpios = <&gpk2 2 0>; pinctrl-names = "default"; + pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4>; }; Note: This example shows both SoC specific and board specific properties |