redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

ARM: dts: am437x-gp-evm: McASP1 node for audio support 

Add node for McASP1 along with the needed pinctrl entries.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
hifive-unleashed-5.1
Peter Ujfalusi 2015-07-02 17:06:27 +03:00 committed by Tony Lindgren
parent 6076b15928
commit d3d92af19e
1 changed files with 35 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
arch/arm/boot/dts/am437x-gp-evm.dts
View File

@ -398,6 +398,24 @@
0x234 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart3_rtsn.uart3_rtsn */
>;
};
mcasp1_pins: mcasp1_pins {
pinctrl-single,pins = <
0x108 (PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* mii1_col.mcasp1_axr2 */
0x10c (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_crs.mcasp1_aclkx */
0x110 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_rxerr.mcasp1_fsx */
0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* rmii1_ref_clk.mcasp1_axr3 */
>;
};
mcasp1_sleep_pins: mcasp1_sleep_pins {
pinctrl-single,pins = <
0x108 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7)
>;
};
};
&i2c0 {
@ -805,3 +823,20 @@
};
};
};
&mcasp1 {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&mcasp1_pins>;
pinctrl-1 = <&mcasp1_sleep_pins>;
status = "okay";
op-mode = <0>; /* MCASP_IIS_MODE */
tdm-slots = <2>;
/* 4 serializers */
serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
0 0 1 2
>;
tx-num-evt = <32>;
rx-num-evt = <32>;
};