mirrors/linux
2
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-11 21:05:02 -04:00
Code Issues Packages Projects Releases Wiki Activity

ARM: dts: rza2mevb: Add I2C EEPROM support

Browse Source 
Enable the third I2C channel, and describe the I2C EEPROM connected to
it.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/786f0354fb30b183d5bccb2f12b13e6535b9ace1.1626267234.git.geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven
2021-07-14 14:55:36 +02:00
parent 6880fa6c56
commit b80795509e
1 changed files with 19 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
arch/arm/boot/dts/r7s9210-rza2mevb.dts
View File

@@ -109,6 +109,20 @@ &extal_clk {
clock-frequency = <24000000>; /* 24MHz */
};
&i2c3 {
status = "okay";
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&i2c3_pins>;
eeprom@50 {
compatible = "renesas,r1ex24128", "atmel,24c128";
reg = <0x50>;
pagesize = <64>;
};
};
/* High resolution System tick timers */
&ostm0 {
status = "okay";
@@ -147,6 +161,11 @@ eth1_pins: eth1 {
<RZA2_PINMUX(PORTL, 1, 5)>; /* IRQ5 */
};
i2c3_pins: i2c3 {
pinmux = <RZA2_PINMUX(PORTD, 6, 1)>, /* RIIC3SCL */
<RZA2_PINMUX(PORTD, 7, 1)>; /* RIIC3SDA */
};
keyboard_pins: keyboard {
pinmux = <RZA2_PINMUX(PORTJ, 1, 6)>; /* IRQ0 */
};