Hi Enric,
On Sat, Oct 19, 2013 at 9:54 PM, Enric Balletbo i Serra
<[email protected]> wrote:
> The LBEE1USJYC is a WiFi/BT combo module used on OMAP3-based IGEP boards. In
> both cases, IGEPv2 Rev. C and IGEP COM MODULE, the module is connected using
> the same MMC interface and uses the same GPIOs.
>
> Signed-off-by: Enric Balletbo i Serra <[email protected]>
> ---
> arch/arm/boot/dts/omap3-igep.dtsi | 45
> ++++++++++++++++++++++++++++++++++++++-
> 1 file changed, 44 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/omap3-igep.dtsi
> b/arch/arm/boot/dts/omap3-igep.dtsi
> index d4fecce..882e318 100644
> --- a/arch/arm/boot/dts/omap3-igep.dtsi
> +++ b/arch/arm/boot/dts/omap3-igep.dtsi
> @@ -24,6 +24,25 @@
> ti,mcbsp = <&mcbsp2>;
> ti,codec = <&twl_audio>;
> };
> +
> + vdd33: regulator-vdd33 {
> + compatible = "regulator-fixed";
> + regulator-name = "vdd33";
> + regulator-always-on;
> + };
> +
> + lbee1usjyc_vmmc: lbee1usjyc_vmmc {
> + pinctrl-names = "default";
> + pinctrl-0 = <&lbee1usjyc_pins>;
> + compatible = "regulator-fixed";
> + regulator-name = "regulator-lbee1usjyc";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + gpio = <&gpio5 10 0>; /* gpio_138 WIFI_PDN */
Is better if you use GPIO_ACTIVE_HIGH instead of 0 here.
> + startup-delay-us = <10000>;
> + enable-active-high;
> + vin-supply = <&vdd33>;
> + };
> };
>
> &omap3_pmx_core {
> @@ -48,6 +67,15 @@
> >;
> };
>
> + /* WiFi/BT combo */
> + lbee1usjyc_pins: pinmux_lbee1usjyc_pins {
> + pinctrl-single,pins = <
> + 0x136 (PIN_OUTPUT | MUX_MODE4) /*
> sdmmc2_dat5.gpio_137 */
> + 0x138 (PIN_OUTPUT | MUX_MODE4) /*
> sdmmc2_dat6.gpio_138 */
> + 0x13a (PIN_OUTPUT | MUX_MODE4) /*
> sdmmc2_dat7.gpio_139 */
> + >;
> + };
> +
Is this enough to correctly reset the chip or do you also have a patch
to do the init sequence on pdata-quirks.c?
> mcbsp2_pins: pinmux_mcbsp2_pins {
> pinctrl-single,pins = <
> 0x10c (PIN_INPUT | MUX_MODE0) /*
> mcbsp2_fsx.mcbsp2_fsx */
> @@ -68,6 +96,17 @@
> >;
> };
>
> + mmc2_pins: pinmux_mmc2_pins {
> + pinctrl-single,pins = <
> + 0x128 (PIN_INPUT_PULLUP | MUX_MODE0) /*
> sdmmc2_clk.sdmmc2_clk */
> + 0x12a (PIN_INPUT_PULLUP | MUX_MODE0) /*
> sdmmc2_cmd.sdmmc2_cmd */
> + 0x12c (PIN_INPUT_PULLUP | MUX_MODE0) /*
> sdmmc2_dat0.sdmmc2_dat0 */
> + 0x12e (PIN_INPUT_PULLUP | MUX_MODE0) /*
> sdmmc2_dat1.sdmmc2_dat1 */
> + 0x130 (PIN_INPUT_PULLUP | MUX_MODE0) /*
> sdmmc2_dat2.sdmmc2_dat2 */
> + 0x132 (PIN_INPUT_PULLUP | MUX_MODE0) /*
> sdmmc2_dat3.sdmmc2_dat3 */
> + >;
> + };
> +
> smsc911x_pins: pinmux_smsc911x_pins {
> pinctrl-single,pins = <
> 0x1a2 (PIN_INPUT | MUX_MODE4) /*
> mcspi1_cs2.gpio_176 */
> @@ -114,7 +153,11 @@
> };
>
> &mmc2 {
> - status = "disabled";
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc2_pins>;
> + vmmc-supply = <&lbee1usjyc_vmmc>;
> + bus-width = <4>;
> + non-removable;
> };
>
> &mmc3 {
> --
> 1.8.1.2
>
Best regards,
Javier
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