ARM: dts: omap3-ldp: fix mmc configuration
authorNishanth Menon <nm@ti.com>
Fri, 14 Feb 2014 05:45:49 +0000 (23:45 -0600)
committerChris Ball <chris@printf.net>
Tue, 4 Mar 2014 16:44:35 +0000 (11:44 -0500)
MMC1 is the only MMC interface available on the platform. Further,
since the platform is based on older revision of SoC which is not
capable of doing multi-block reads, mark it with compatibility for the
same and add pinmux to ensure that all relevant pins are configured
for non-MMC boot mode.

Signed-off-by: Nishanth Menon <nm@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Balaji T K <balajitk@ti.com>
Signed-off-by: Chris Ball <chris@printf.net>
arch/arm/boot/dts/omap3-ldp.dts

index ddce0d807f7044ccb788b98ede9453d1a862a5eb..0abe986a4ecc19a7606690df50ec560e200b1f31 100644 (file)
 };
 
 &mmc1 {
+       /* See 35xx errata 2.1.1.128 in SPRZ278F */
+       compatible = "ti,omap3-pre-es3-hsmmc";
        vmmc-supply = <&vmmc1>;
        bus-width = <4>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&mmc1_pins>;
+};
+
+&mmc2 {
+       status="disabled";
+};
+
+&mmc3 {
+       status="disabled";
 };
 
 &omap3_pmx_core {
                        0x174 (PIN_OUTPUT | MUX_MODE0)  /* hsusb0_stp.hsusb0_stp */
                >;
        };
+
+       mmc1_pins: pinmux_mmc1_pins {
+               pinctrl-single,pins = <
+                       OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc1_clk.mmc1_clk */
+                       OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc1_cmd.mmc1_cmd */
+                       OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc1_dat0.mmc1_dat0 */
+                       OMAP3_CORE1_IOPAD(0x214A, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc1_dat1.mmc1_dat1 */
+                       OMAP3_CORE1_IOPAD(0x214C, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc1_dat2.mmc1_dat2 */
+                       OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc1_dat3.mmc1_dat3 */
+               >;
+       };
 };
 
 &usb_otg_hs {