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ARM: davinci: da850: add mmc DT entries

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Add DT entry for MMC. Also add entry for pinmux information.
Tested:
1) Without GPIO card detection and EDMA support as DT support for
   GPIO and EDMA are yet come.
2) By creating/deleting files and mounting/unmounting the partition.

Signed-off-by: Manjunathappa, Prakash <prakash.pm@ti.com>
Cc: linux-mmc@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: davinci-linux-open-source@linux.davincidsp.com
Cc: devicetree-discuss@lists.ozlabs.org
Cc: cjb@laptop.org
Cc: Sekhar Nori <nsekhar@ti.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
Manjunathappa, Prakash 2013-03-28 18:42:01 +05:30 • committed by Sekhar Nori
parent 7b43da4cfd
commit 88df4122ce
2 changed files with 22 additions and 0 deletions
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7
arch/arm/boot/dts/da850-evm.dts
View file

@ -43,6 +43,13 @@
wdt: wdt@1c21000 {
status = "okay";
};
mmc0: mmc@1c40000 {
max-frequency = <50000000>;
bus-width = <4>;
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
};
};
nand_cs3@62000000 {
status = "okay";

15
arch/arm/boot/dts/da850.dtsi
View file

@ -62,6 +62,15 @@
0x10 0x00002200 0x0000ff00
>;
};
mmc0_pins: pinmux_mmc_pins {
pinctrl-single,bits = <
/* MMCSD0_DAT[3] MMCSD0_DAT[2]
* MMCSD0_DAT[1] MMCSD0_DAT[0]
* MMCSD0_CMD MMCSD0_CLK
*/
0x28 0x00222222 0x00ffffff
>;
};
};
serial0: serial@1c42000 {
compatible = "ns16550a";
@ -107,6 +116,12 @@
reg = <0x21000 0x1000>;
status = "disabled";
};
mmc0: mmc@1c40000 {
compatible = "ti,da830-mmc";
reg = <0x40000 0x1000>;
interrupts = <16>;
status = "disabled";
};
};
nand_cs3@62000000 {
compatible = "ti,davinci-nand";