diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0383-overlays-Fix-multiple-instantiation-of-sc16is7xx.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0383-overlays-Fix-multiple-instantiation-of-sc16is7xx.patch | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0383-overlays-Fix-multiple-instantiation-of-sc16is7xx.patch b/target/linux/brcm2708/patches-4.19/950-0383-overlays-Fix-multiple-instantiation-of-sc16is7xx.patch deleted file mode 100644 index 15badf1481..0000000000 --- a/target/linux/brcm2708/patches-4.19/950-0383-overlays-Fix-multiple-instantiation-of-sc16is7xx.patch +++ /dev/null @@ -1,57 +0,0 @@ -From 94090199a0033419d35c90cd23ff9450f77b19e8 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Fri, 22 Mar 2019 16:44:47 +0000 -Subject: [PATCH 383/725] overlays: Fix multiple-instantiation of sc16is7xx* - -The registration of the fixed clocks uses the node name as the clock -name, causing a clash if two clock nodes have the same name, regardless -of the path to the node. Fix the issue by overwriting the clock node -names using the value of the "addr" parameter, providing a crude -disambiguation. (A bit of string pasting to form "sc16is752_clk_<addr>" -would have been nice, but that is outside the abilities of the overlay -parameter mechanism.) - -Also give the sc16is750-i2c overlay the xtal parameter for symmetry. - -See: https://www.raspberrypi.org/forums/viewtopic.php?f=107&t=235650 - -Signed-off-by: Phil Elwell <phil@raspberrypi.org> ---- - arch/arm/boot/dts/overlays/README | 1 + - arch/arm/boot/dts/overlays/sc16is750-i2c-overlay.dts | 3 ++- - arch/arm/boot/dts/overlays/sc16is752-i2c-overlay.dts | 2 +- - 3 files changed, 4 insertions(+), 2 deletions(-) - ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -1725,6 +1725,7 @@ Info: Overlay for the NXP SC16IS750 UA - Load: dtoverlay=sc16is750-i2c,<param>=<val> - Params: int_pin GPIO used for IRQ (default 24) - addr Address (default 0x48) -+ xtal On-board crystal frequency (default 14745600) - - - Name: sc16is752-i2c ---- a/arch/arm/boot/dts/overlays/sc16is750-i2c-overlay.dts -+++ b/arch/arm/boot/dts/overlays/sc16is750-i2c-overlay.dts -@@ -31,7 +31,8 @@ - - __overrides__ { - int_pin = <&sc16is750>,"interrupts:0"; -- addr = <&sc16is750>,"reg:0"; -+ addr = <&sc16is750>,"reg:0",<&sc16is750_clk>,"name"; -+ xtal = <&sc16is750>,"clock-frequency:0"; - }; - - }; ---- a/arch/arm/boot/dts/overlays/sc16is752-i2c-overlay.dts -+++ b/arch/arm/boot/dts/overlays/sc16is752-i2c-overlay.dts -@@ -34,7 +34,7 @@ - - __overrides__ { - int_pin = <&sc16is752>,"interrupts:0"; -- addr = <&sc16is752>,"reg:0"; -+ addr = <&sc16is752>,"reg:0",<&sc16is752_clk>,"name"; - xtal = <&sc16is752>,"clock-frequency:0"; - }; - }; |