[PATCH 02/10] ARM: dts: imx51-babbage: Use separate pingroup for fixed-clock
Shawn Guo
shawn.guo at freescale.com
Sun Apr 13 01:18:07 PDT 2014
On Sun, Apr 13, 2014 at 09:19:05AM +0400, Alexander Shiyan wrote:
> This patch moves GPIOs definitions for "fixed-clock" into a separate
> pingroup.
>
> Signed-off-by: Alexander Shiyan <shc_work at mail.ru>
> ---
> arch/arm/boot/dts/imx51-babbage.dts | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/imx51-babbage.dts b/arch/arm/boot/dts/imx51-babbage.dts
> index eddb62d..651a8c8 100644
> --- a/arch/arm/boot/dts/imx51-babbage.dts
> +++ b/arch/arm/boot/dts/imx51-babbage.dts
> @@ -125,6 +125,8 @@
>
> clk_26M: codec_clock {
> compatible = "fixed-clock";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_clkcodec>;
Are you sure that pinctrl-* settings work for a fixed-clock? My
impression is that it only works for the device that Linux creates
struct device and probes for.
Shawn
> reg=<0>;
> #clock-cells = <0>;
> clock-frequency = <26000000>;
> @@ -337,7 +339,6 @@
> MX51_PAD_GPIO1_6__GPIO1_6 0x100
> MX51_PAD_CSPI1_SS0__GPIO4_24 0x85
> MX51_PAD_CSPI1_SS1__GPIO4_25 0x85
> - MX51_PAD_CSPI1_RDY__GPIO4_26 0x80000000
> >;
> };
>
> @@ -350,6 +351,12 @@
> >;
> };
>
> + pinctrl_clkcodec: clkcodecgrp {
> + fsl,pins = <
> + MX51_PAD_CSPI1_RDY__GPIO4_26 0x80000000
> + >;
> + };
> +
> pinctrl_ecspi1: ecspi1grp {
> fsl,pins = <
> MX51_PAD_CSPI1_MISO__ECSPI1_MISO 0x185
> --
> 1.8.3.2
>
>
>
More information about the linux-arm-kernel
mailing list