andrius
/
arm-trusted-firmware
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

fdts: tc0: Add node for mmc 

The pl180 mmc uses 3.3V fixed regulator and vexpress
sysreg for card detection and write protect.

Change-Id: I2513cfcb97217e282a081a700f3a9f723e8207ff
Signed-off-by: Usama Arif <usama.arif@arm.com>
This commit is contained in:
Usama Arif 2020-06-10 16:27:53 +01:00
parent a4c979ade4
commit a41973a9da
No known key found for this signature in database
GPG Key ID: 7F87FBC2A34F236F
1 changed files with 29 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
fdts/tc0.dts
View File

@ -272,6 +272,35 @@
interrupts = <0 204 4>;
};
sysreg: sysreg@1c010000 {
compatible = "arm,vexpress-sysreg";
reg = <0x0 0x001c010000 0x0 0x1000>;
gpio-controller;
#gpio-cells = <2>;
};
fixed_3v3: v2m-3v3 {
compatible = "regulator-fixed";
regulator-name = "3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
mmci@1c050000 {
compatible = "arm,pl180", "arm,primecell";
reg = <0x0 0x001c050000 0x0 0x1000>;
interrupts = <0 107 0x4>,
<0 108 0x4>;
cd-gpios = <&sysreg 0 0>;
wp-gpios = <&sysreg 1 0>;
bus-width = <8>;
max-frequency = <12000000>;
vmmc-supply = <&fixed_3v3>;
clocks = <&bp_clock24mhz>, <&bp_clock24mhz>;
clock-names = "mclk", "apb_pclk";
};
dp0: display@2cc00000 {
#address-cells = <1>;
#size-cells = <0>;