On Sat, Apr 14, 2012 at 12:18 AM, Dong Aisheng <b29...@freescale.com> wrote: > From: Dong Aisheng <dong.aish...@linaro.org> > > The driver has mux and config support while the gpio is still > not supported. > For select input setting, the driver will handle it internally > and do not need user to take care of it. > > The pinctrl-imx core driver will parse the dts file and dynamically > create the pinmux functions and groups. > > Each IMX SoC pinctrl driver should register pins with a pin register map > including mux register and config register and select input map to core > for proper operations. > > Signed-off-by: Dong Aisheng <dong.aish...@linaro.org> > --- > .../bindings/pinctrl/fsl,imx6q-pinctrl.txt | 201 ++++++ > drivers/pinctrl/Kconfig | 4 + > drivers/pinctrl/Makefile | 1 + > drivers/pinctrl/pinctrl-imx.c | 716 > ++++++++++++++++++++ > drivers/pinctrl/pinctrl-imx.h | 117 ++++ > 5 files changed, 1039 insertions(+), 0 deletions(-) > create mode 100644 > Documentation/devicetree/bindings/pinctrl/fsl,imx6q-pinctrl.txt > create mode 100644 drivers/pinctrl/pinctrl-imx.c > create mode 100644 drivers/pinctrl/pinctrl-imx.h > ......... > +static int __devinit imx_pmx_parse_functions(struct device_node *np, > + struct imx_pinctrl_info *info, u32 index) > +{ > + struct device_node *child; > + struct imx_pmx_func *func; > + struct imx_pin_group *grp; > + int ret; > + static u32 grp_index; > + u32 i = 0; > + > + dev_dbg(info->dev, "parse function(%d): %s\n", index, np->name); > + > + func = &info->functions[index]; > + > + /* Initialise function */ > + func->name = np->name; > + func->num_groups = of_get_child_count(np); The driver depends on another dt patch which seems missed the 3.4 kernel. [PATCH V3 1/1] dt: add of_get_child_count helper function http://lists.infradead.org/pipermail/linux-arm-kernel/2012-February/084327.html I just sent out the mail to check with Rob.
Regards Dong Aisheng _______________________________________________ devicetree-discuss mailing list devicetree-discuss@lists.ozlabs.org https://lists.ozlabs.org/listinfo/devicetree-discuss