ARM: dts: imx6sl-warp: Add BCM4330 support

Warp has a Murata chip based on a BCM4330 that provides Wifi and Bluetooth
functionality.

Add support for it.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

1 files changed, 71 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/imx6sl-warp.dts b/arch/arm/boot/dts/imx6sl-warp.dts
index 8adc843a76ef..64f7decf1fdc 100644
--- a/arch/arm/boot/dts/imx6sl-warp.dts
+++ b/arch/arm/boot/dts/imx6sl-warp.dts
@@ -47,6 +47,7 @@
 
 /dts-v1/;
 
+#include <dt-bindings/gpio/gpio.h>
 #include "imx6sl.dtsi"
 
 / {
@@ -90,6 +91,14 @@
                         regulator-max-microvolt = <1800000>;
                 };
         };
+
+        usdhc3_pwrseq: usdhc3_pwrseq {
+                compatible = "mmc-pwrseq-simple";
+                reset-gpios = <&gpio4 5 GPIO_ACTIVE_LOW>,       /* WL_REG_ON */
+                              <&gpio3 25 GPIO_ACTIVE_LOW>,      /* BT_REG_ON */
+                              <&gpio4 4 GPIO_ACTIVE_LOW>,       /* BT_WAKE */
+                              <&gpio4 6 GPIO_ACTIVE_LOW>;       /* BT_RST_N */
+        };
 };
 
 &uart1 {
@@ -98,6 +107,13 @@
         status = "okay";
 };
 
+&uart2 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_uart2>;
+        fsl,uart-has-rtscts;
+        status = "okay";
+};
+
 &uart3 {
         pinctrl-names = "default";
         pinctrl-0 = <&pinctrl_uart3>;
@@ -127,6 +143,19 @@
         status = "okay";
 };
 
+&usdhc3 {
+        pinctrl-names = "default", "state_100mhz", "state_200mhz";
+        pinctrl-0 = <&pinctrl_usdhc3>;
+        pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+        pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+        bus-width = <4>;
+        non-removable;
+        keep-power-in-suspend;
+        enable-sdio-wakeup;
+        mmc-pwrseq = <&usdhc3_pwrseq>;
+        status = "okay";
+};
+
 &iomuxc {
         imx6sl-warp {
                 pinctrl_uart1: uart1grp {
@@ -136,6 +165,15 @@
                         >;
                 };
 
+                pinctrl_uart2: uart2grp {
+                        fsl,pins = <
+                                MX6SL_PAD_EPDC_D12__UART2_RX_DATA       0x41b0b1
+                                MX6SL_PAD_EPDC_D13__UART2_TX_DATA       0x41b0b1
+                                MX6SL_PAD_EPDC_D14__UART2_RTS_B         0x4130B1
+                                MX6SL_PAD_EPDC_D15__UART2_CTS_B         0x4130B1
+                        >;
+                };
+
                 pinctrl_uart3: uart3grp {
                         fsl,pins = <
                                 MX6SL_PAD_AUD_RXC__UART3_RX_DATA        0x41b0b1
@@ -187,5 +225,38 @@
                                 MX6SL_PAD_SD2_DAT7__SD2_DATA7           0x4170f9
                         >;
                 };
+
+                pinctrl_usdhc3: usdhc3grp {
+                        fsl,pins = <
+                                MX6SL_PAD_SD3_CMD__SD3_CMD              0x417059
+                                MX6SL_PAD_SD3_CLK__SD3_CLK              0x410059
+                                MX6SL_PAD_SD3_DAT0__SD3_DATA0           0x417059
+                                MX6SL_PAD_SD3_DAT1__SD3_DATA1           0x417059
+                                MX6SL_PAD_SD3_DAT2__SD3_DATA2           0x417059
+                                MX6SL_PAD_SD3_DAT3__SD3_DATA3           0x417059
+                        >;
+                };
+
+                pinctrl_usdhc3_100mhz: usdhc3grp100mhz {
+                        fsl,pins = <
+                                MX6SL_PAD_SD3_CMD__SD3_CMD              0x4170b9
+                                MX6SL_PAD_SD3_CLK__SD3_CLK              0x4100b9
+                                MX6SL_PAD_SD3_DAT0__SD3_DATA0           0x4170b9
+                                MX6SL_PAD_SD3_DAT1__SD3_DATA1           0x4170b9
+                                MX6SL_PAD_SD3_DAT2__SD3_DATA2           0x4170b9
+                                MX6SL_PAD_SD3_DAT3__SD3_DATA3           0x4170b9
+                        >;
+                };
+
+                pinctrl_usdhc3_200mhz: usdhc3grp200mhz {
+                        fsl,pins = <
+                                MX6SL_PAD_SD3_CMD__SD3_CMD              0x4170f9
+                                MX6SL_PAD_SD3_CLK__SD3_CLK              0x4100f9
+                                MX6SL_PAD_SD3_DAT0__SD3_DATA0           0x4170f9
+                                MX6SL_PAD_SD3_DAT1__SD3_DATA1           0x4170f9
+                                MX6SL_PAD_SD3_DAT2__SD3_DATA2           0x4170f9
+                                MX6SL_PAD_SD3_DAT3__SD3_DATA3           0x4170f9
+                        >;
+                };
         };
 };