diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/900-layerscape_fix_support_of_LS1012A-RDB.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/900-layerscape_fix_support_of_LS1012A-RDB.patch | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/900-layerscape_fix_support_of_LS1012A-RDB.patch b/target/linux/layerscape/patches-5.4/900-layerscape_fix_support_of_LS1012A-RDB.patch new file mode 100644 index 0000000000..bcad654e5c --- /dev/null +++ b/target/linux/layerscape/patches-5.4/900-layerscape_fix_support_of_LS1012A-RDB.patch @@ -0,0 +1,107 @@ +From 650480191492845c8eb7e0c2e5b1e37cabc59eff Mon Sep 17 00:00:00 2001 +From: Pawel Dembicki <paweldembicki@gmail.com> +Date: Fri, 13 Nov 2020 07:17:39 +0100 +Subject: [PATCH 1/2] arm64: dts: fsl-ls1012a-rdb: add i2c devices + +LS1012A-RDB equipped in some i2c devices: + - 3x GPIO Expander: PCAL9555A (NXP) + - Gyro: FXAS21002 (NXP) + - Accelerometer: FXOS8700 (NXP) + - Current & Power Monitor: INA220 (TI) + +This patch add listed devices to dts. + +Signed-off-by: Pawel Dembicki <paweldembicki@gmail.com> +--- + .../boot/dts/freescale/fsl-ls1012a-rdb.dts | 66 +++++++++++++++++++ + 1 file changed, 66 insertions(+) + +--- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts ++++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-rdb.dts +@@ -7,6 +7,7 @@ + */ + /dts-v1/; + ++#include <dt-bindings/interrupt-controller/irq.h> + #include "fsl-ls1012a.dtsi" + + / { +@@ -16,6 +17,25 @@ + aliases { + ethernet0 = &pfe_mac0; + ethernet1 = &pfe_mac1; ++ serial0 = &duart0; ++ }; ++ ++ dummy3v3: dummy_reg { ++ compatible = "regulator-fixed"; ++ regulator-name = "dummy_regulator_3v3"; ++ ++ regulator-min-microvolt = <3300000>; ++ regulator-max-microvolt = <3300000>; ++ regulator-always-on; ++ }; ++ ++ dummy1v8: dummy_reg { ++ compatible = "regulator-fixed"; ++ regulator-name = "dummy_regulator_1v8"; ++ ++ regulator-min-microvolt = <1800000>; ++ regulator-max-microvolt = <1800000>; ++ regulator-always-on; + }; + }; + +@@ -42,6 +62,52 @@ + + &i2c0 { + status = "okay"; ++ ++ accelerometer@1e { ++ compatible = "nxp,fxos8700"; ++ reg = <0x1e>; ++ interrupt-parent = <&gpio26>; ++ interrupts = <13 IRQ_TYPE_EDGE_RISING>; ++ interrupt-names = "INT1"; ++ }; ++ ++ gyroscope@20 { ++ compatible = "nxp,fxas21002c"; ++ reg = <0x20>; ++ vdd-supply = <&dummy3v3>; ++ vddio-supply = <&dummy1v8>; ++ }; ++ ++ gpio@24 { ++ compatible = "nxp,pcal9555a"; ++ reg = <0x24>; ++ gpio-controller; ++ #gpio-cells = <2>; ++ }; ++ ++ gpio25: gpio@25 { ++ compatible = "nxp,pcal9555a"; ++ reg = <0x25>; ++ gpio-controller; ++ #gpio-cells = <2>; ++ }; ++ ++ gpio26: gpio@26 { ++ compatible = "nxp,pcal9555a"; ++ reg = <0x26>; ++ interrupt-parent = <&gpio0>; ++ interrupts = <13 IRQ_TYPE_EDGE_FALLING>; ++ interrupt-controller; ++ #interrupt-cells = <2>; ++ gpio-controller; ++ #gpio-cells = <2>; ++ }; ++ ++ current-sensor@40 { ++ compatible = "ti,ina220"; ++ reg = <0x40>; ++ shunt-resistor = <2000>; ++ }; + }; + + &sata { |