[PATCH] ARM: OMAP2+: Use pdata quirks for wl12xx on the AM335x EV-MSK
Imre Kaloz
kaloz at openwrt.org
Wed Feb 19 05:41:35 EST 2014
Enable the WiLink6 connected to mmc2.
Signed-off-by: Imre Kaloz <kaloz at openwrt.org
---
arch/arm/boot/dts/am335x-evmsk.dts | 40 ++++++++++++++++++++++++++++++++++++
arch/arm/mach-omap2/pdata-quirks.c | 10 +++++++++
2 files changed, 50 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index 4718ec4..a544fc4 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -45,6 +45,18 @@
regulator-boot-on;
};
+ wl12xx_vmmc: fixedregulator at 2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&wl12xx_gpio>;
+ compatible = "regulator-fixed";
+ regulator-name = "vwl1271";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ gpio = <&gpio1 29 0>;
+ startup-delay-us = <70000>;
+ enable-active-high;
+ };
+
leds {
pinctrl-names = "default";
pinctrl-0 = <&user_leds_s0>;
@@ -264,6 +276,24 @@
0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* rmii1_ref_clk.mcasp1_axr3 */
>;
};
+
+ mmc2_pins: pinmux_mmc2_pins {
+ pinctrl-single,pins = <
+ 0x74 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_wpn.gpio0_31 */
+ 0x80 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */
+ 0x84 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
+ 0x00 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
+ 0x04 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
+ 0x08 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
+ 0x0c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
+ >;
+ };
+
+ wl12xx_gpio: pinmux_wl12xx_gpio {
+ pinctrl-single,pins = <
+ 0x7c (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_csn0.gpio1_29 */
+ >;
+ };
};
&uart0 {
@@ -470,6 +500,16 @@
ti,no-reset-on-init;
};
+&mmc2 {
+ status = "okay";
+ vmmc-supply = <&wl12xx_vmmc>;
+ ti,non-removable;
+ bus-width = <4>;
+ cap-power-off-card;
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc2_pins>;
+};
+
&mcasp1 {
pinctrl-names = "default";
pinctrl-0 = <&mcasp1_pins>;
diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c
index 3d5b24d..a92acdb 100644
--- a/arch/arm/mach-omap2/pdata-quirks.c
+++ b/arch/arm/mach-omap2/pdata-quirks.c
@@ -187,6 +187,13 @@ static void __init omap4_panda_legacy_init(void)
}
#endif
+#ifdef CONFIG_SOC_AM33XX
+static void __init am335x_evmsk_legacy_init(void)
+{
+ legacy_init_wl12xx(WL12XX_REFCLOCK_24, 0, 31);
+}
+#endif
+
#ifdef CONFIG_SOC_OMAP5
static void __init omap5_uevm_legacy_init(void)
{
@@ -271,6 +278,9 @@ static struct pdata_init pdata_quirks[] __initdata = {
{ "ti,omap4-sdp", omap4_sdp_legacy_init, },
{ "ti,omap4-panda", omap4_panda_legacy_init, },
#endif
+#ifdef CONFIG_SOC_AM33XX
+ { "ti,am335x-evmsk", am335x_evmsk_legacy_init, },
+#endif
#ifdef CONFIG_SOC_OMAP5
{ "ti,omap5-uevm", omap5_uevm_legacy_init, },
#endif
--
1.7.10.4
More information about the linux-arm-kernel
mailing list