diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-1028-overlays-Add-PCF85063-and-PCF85063A-to-i2c-rtc.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-1028-overlays-Add-PCF85063-and-PCF85063A-to-i2c-rtc.patch | 339 |
1 files changed, 339 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-1028-overlays-Add-PCF85063-and-PCF85063A-to-i2c-rtc.patch b/target/linux/bcm27xx/patches-5.4/950-1028-overlays-Add-PCF85063-and-PCF85063A-to-i2c-rtc.patch new file mode 100644 index 0000000000..f55f9f6836 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-1028-overlays-Add-PCF85063-and-PCF85063A-to-i2c-rtc.patch @@ -0,0 +1,339 @@ +From ecfd415e5ae3fc05bf0c2b16a80f1d3e00447896 Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.com> +Date: Mon, 7 Dec 2020 08:49:53 +0000 +Subject: [PATCH] overlays: Add PCF85063 and PCF85063A to i2c-rtc + +Add support for the PCF85063 and PCF85063A RTC devices to the +i2c-rtc overlay. + +Also enable the device to be used on i2c0 (i2c_vc) on GPIOs 0&1 (use +parameter "i2c0") and GPIOs 44 & 45 (use parameter "i2c_csi_dsi"). + +Signed-off-by: Phil Elwell <phil@raspberrypi.com> +--- + arch/arm/boot/dts/overlays/README | 8 ++ + .../arm/boot/dts/overlays/i2c-rtc-overlay.dts | 98 ++++++++++--------- + 2 files changed, 61 insertions(+), 45 deletions(-) + +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -1243,6 +1243,10 @@ Params: abx80x Select o + + pcf2129 Select the PCF2129 device + ++ pcf85063 Select the PCF85363 device ++ ++ pcf85063a Select the PCF85363A device ++ + pcf8523 Select the PCF8523 device + + pcf85363 Select the PCF85363 device +@@ -1255,6 +1259,10 @@ Params: abx80x Select o + + sd3078 Select the ZXW Shenzhen whwave SD3078 device + ++ i2c0 Choose the I2C0 bus on GPIOs 0&1 ++ ++ i2c_csi_dsi Choose the I2C0 bus on GPIOs 44&45 ++ + addr Sets the address for the RTC. Note that the + device must be configured to use the specified + address. +--- a/arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts ++++ b/arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts +@@ -6,235 +6,238 @@ + compatible = "brcm,bcm2835"; + + fragment@0 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + abx80x: abx80x@69 { + compatible = "abracon,abx80x"; + reg = <0x69>; + abracon,tc-diode = "standard"; + abracon,tc-resistor = <0>; +- status = "okay"; + }; + }; + }; + + fragment@1 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + ds1307: ds1307@68 { + compatible = "dallas,ds1307"; + reg = <0x68>; +- status = "okay"; + }; + }; + }; + + fragment@2 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + ds1339: ds1339@68 { + compatible = "dallas,ds1339"; + trickle-resistor-ohms = <0>; + reg = <0x68>; +- status = "okay"; + }; + }; + }; + + fragment@3 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + ds3231: ds3231@68 { + compatible = "maxim,ds3231"; + reg = <0x68>; +- status = "okay"; + }; + }; + }; + + fragment@4 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + mcp7940x: mcp7940x@6f { + compatible = "microchip,mcp7940x"; + reg = <0x6f>; +- status = "okay"; + }; + }; + }; + + fragment@5 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + mcp7941x: mcp7941x@6f { + compatible = "microchip,mcp7941x"; + reg = <0x6f>; +- status = "okay"; + }; + }; + }; + + fragment@6 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + pcf2127@51 { + compatible = "nxp,pcf2127"; + reg = <0x51>; +- status = "okay"; + }; + }; + }; + + fragment@7 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + pcf8523: pcf8523@68 { + compatible = "nxp,pcf8523"; + reg = <0x68>; +- status = "okay"; + }; + }; + }; + + fragment@8 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + pcf8563: pcf8563@51 { + compatible = "nxp,pcf8563"; + reg = <0x51>; +- status = "okay"; + }; + }; + }; + + fragment@9 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + m41t62: m41t62@68 { + compatible = "st,m41t62"; + reg = <0x68>; +- status = "okay"; + }; + }; + }; + + fragment@10 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + rv3028: rv3028@52 { + compatible = "microcrystal,rv3028"; + reg = <0x52>; +- status = "okay"; + }; + }; + }; + + fragment@11 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + pcf2129@51 { + compatible = "nxp,pcf2129"; + reg = <0x51>; +- status = "okay"; + }; + }; + }; + + fragment@12 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + pcf85363@51 { + compatible = "nxp,pcf85363"; + reg = <0x51>; +- status = "okay"; + }; + }; + }; + + fragment@13 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + rv1805: rv1805@69 { + compatible = "microcrystal,rv1805"; + reg = <0x69>; + abracon,tc-diode = "standard"; + abracon,tc-resistor = <0>; +- status = "okay"; + }; + }; + }; + + fragment@14 { +- target = <&i2c_arm>; ++ target = <&i2cbus>; + __dormant__ { + #address-cells = <1>; + #size-cells = <0>; +- status = "okay"; + + sd3078: sd3078@32 { + compatible = "whwave,sd3078"; + reg = <0x32>; +- status = "okay"; + }; + }; + }; + ++ fragment@15 { ++ target = <&i2cbus>; ++ __dormant__ { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ ++ pcf85063@51 { ++ compatible = "nxp,pcf85063"; ++ reg = <0x51>; ++ }; ++ }; ++ }; ++ ++ fragment@16 { ++ target = <&i2cbus>; ++ __dormant__ { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ ++ pcf85063a@51 { ++ compatible = "nxp,pcf85063a"; ++ reg = <0x51>; ++ }; ++ }; ++ }; ++ ++ frag100: fragment@100 { ++ target = <&i2c_arm>; ++ i2cbus: __overlay__ { ++ status = "okay"; ++ }; ++ }; ++ + __overrides__ { + abx80x = <0>,"+0"; + ds1307 = <0>,"+1"; +@@ -251,6 +254,11 @@ + pcf85363 = <0>,"+12"; + rv1805 = <0>,"+13"; + sd3078 = <0>,"+14"; ++ pcf85063 = <0>,"+15"; ++ pcf85063a = <0>,"+16"; ++ ++ i2c0 = <&frag100>, "target:0=",<&i2c0>; ++ i2c_csi_dsi = <&frag100>, "target:0=",<&i2c_csi_dsi>; + + addr = <&abx80x>, "reg:0", + <&ds1307>, "reg:0", |