diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0301-overlays-balenaFin-v1.1.0-carrier-board-update.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0301-overlays-balenaFin-v1.1.0-carrier-board-update.patch | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0301-overlays-balenaFin-v1.1.0-carrier-board-update.patch b/target/linux/brcm2708/patches-4.19/950-0301-overlays-balenaFin-v1.1.0-carrier-board-update.patch new file mode 100644 index 0000000000..4dc414119b --- /dev/null +++ b/target/linux/brcm2708/patches-4.19/950-0301-overlays-balenaFin-v1.1.0-carrier-board-update.patch @@ -0,0 +1,109 @@ +From 6cafe647492605d21c2418b6261bf3182b9229f2 Mon Sep 17 00:00:00 2001 +From: Zahari Petkov <zahari@balena.io> +Date: Fri, 8 Feb 2019 13:03:38 +0200 +Subject: [PATCH] overlays: balenaFin v1.1.0 carrier board update + +A backward compatible update for the balenaFin carrier board for the +Raspberry Pi Compute Module 3/3+ Lite. + +The updated overlay includes: + * support for the newly introduced RGB LEDs + * i2c-gpio and SDIO improvements + * DT based Marvell 88W8887 configuration + +Signed-off-by: Zahari Petkov <zahari@balena.io> +--- + arch/arm/boot/dts/overlays/README | 2 +- + .../boot/dts/overlays/balena-fin-overlay.dts | 46 ++++++++++++++++++- + 2 files changed, 45 insertions(+), 3 deletions(-) + +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -472,7 +472,7 @@ Params: swap_lr Reverse + + Name: balena-fin + Info: Overlay that enables WiFi, Bluetooth and the GPIO expander on the +- Balena Fin board. ++ balenaFin carrier board for the Raspberry Pi Compute Module 3/3+ Lite. + Load: dtoverlay=balena-fin + Params: <None> + +--- a/arch/arm/boot/dts/overlays/balena-fin-overlay.dts ++++ b/arch/arm/boot/dts/overlays/balena-fin-overlay.dts +@@ -11,6 +11,7 @@ + pinctrl-0 = <&sdio_pins>; + bus-width = <4>; + brcm,overclock-50 = <35>; ++ non-removable; + status = "okay"; + }; + }; +@@ -34,7 +35,8 @@ + fragment@2 { + target-path = "/"; + __overlay__ { +- // We should investigate how to switch to mmc-pwrseq-sd8787 ++ // We should switch to mmc-pwrseq-sd8787 after making it ++ // compatible with sd8887 + // Currently that module requires two GPIOs to function since it + // targets a slightly different chip + power_ctrl: power_ctrl { +@@ -46,10 +48,21 @@ + i2c_soft: i2c@0 { + compatible = "i2c-gpio"; + gpios = <&gpio 43 0 /* sda */ &gpio 42 0 /* scl */>; +- i2c-gpio,delay-us = <2>; /* ~100 kHz */ ++ i2c-gpio,delay-us = <5>; ++ i2c-gpio,scl-open-drain; ++ i2c-gpio,sda-open-drain; + #address-cells = <1>; + #size-cells = <0>; + }; ++ ++ sd8xxx-wlan { ++ drvdbg = <0x6>; ++ drv_mode = <0x1>; ++ cfg80211_wext = <0xf>; ++ sta_name = "wlan"; ++ wfd_name = "p2p"; ++ cal_data_cfg = "none"; ++ }; + }; + }; + +@@ -74,6 +87,35 @@ + reg = <0x68>; + status = "okay"; + }; ++ ++ // RGB LEDs (>= v1.1.0) ++ pca9633: pca9633@62 { ++ compatible = "nxp,pca9633"; ++ reg = <0x62>; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ ++ red@0 { ++ label = "red"; ++ reg = <0>; ++ linux,default-trigger = "none"; ++ }; ++ green@1 { ++ label = "green"; ++ reg = <1>; ++ linux,default-trigger = "none"; ++ }; ++ blue@2 { ++ label = "blue"; ++ reg = <2>; ++ linux,default-trigger = "none"; ++ }; ++ unused@3 { ++ label = "unused"; ++ reg = <3>; ++ linux,default-trigger = "none"; ++ }; ++ }; + }; + }; + }; |