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arm64: dts: renesas: spider-cpu: Add I2C4 and EEPROMs
Enable the I2C4 bus on the Falcon CPU board, and describe the I2C EEPROMs present on the Spider CPU and BreakOut boards. Extracted from a larger patch in the BSP by LUU HOAI. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Link: https://lore.kernel.org/r/6d8917e49f83b6a932970ca169100eb086d11f16.1643898884.git.geert+renesas@glider.be
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2 changed files with 29 additions and 0 deletions
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@ -31,10 +31,30 @@ &extalr_clk {
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clock-frequency = <32768>;
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};
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&i2c4 {
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pinctrl-0 = <&i2c4_pins>;
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pinctrl-names = "default";
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status = "okay";
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clock-frequency = <400000>;
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eeprom@50 {
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compatible = "rohm,br24g01", "atmel,24c01";
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label = "cpu-board";
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reg = <0x50>;
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pagesize = <8>;
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};
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};
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&pfc {
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pinctrl-0 = <&scif_clk_pins>;
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pinctrl-names = "default";
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i2c4_pins: i2c4 {
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groups = "i2c4";
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function = "i2c4";
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};
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scif3_pins: scif3 {
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groups = "scif3_data", "scif3_ctrl";
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function = "scif3";
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@ -20,3 +20,12 @@ chosen {
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stdout-path = "serial0:115200n8";
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};
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};
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&i2c4 {
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eeprom@51 {
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compatible = "rohm,br24g01", "atmel,24c01";
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label = "breakout-board";
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reg = <0x51>;
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pagesize = <8>;
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};
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};
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