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Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0521-ARM-bcm283x-Reduce-register-ranges-for-UART-SPI-and-.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0521-ARM-bcm283x-Reduce-register-ranges-for-UART-SPI-and-.patch44
1 files changed, 44 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0521-ARM-bcm283x-Reduce-register-ranges-for-UART-SPI-and-.patch b/target/linux/brcm2708/patches-4.19/950-0521-ARM-bcm283x-Reduce-register-ranges-for-UART-SPI-and-.patch
new file mode 100644
index 0000000000..ac2066ea8b
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0521-ARM-bcm283x-Reduce-register-ranges-for-UART-SPI-and-.patch
@@ -0,0 +1,44 @@
+From 74a4dd8daf47253654d13143608b6b3518d8dc42 Mon Sep 17 00:00:00 2001
+From: Stefan Wahren <wahrenst@gmx.net>
+Date: Sun, 19 May 2019 12:20:00 +0200
+Subject: [PATCH 521/773] ARM: bcm283x: Reduce register ranges for UART, SPI
+ and I2C
+
+The assigned register ranges for UART, SPI and I2C were too wasteful.
+In order to avoid overlapping with the new functions on BCM2838
+reduce the ranges.
+
+Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
+---
+ arch/arm/boot/dts/bcm283x.dtsi | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+--- a/arch/arm/boot/dts/bcm283x.dtsi
++++ b/arch/arm/boot/dts/bcm283x.dtsi
+@@ -387,7 +387,7 @@
+
+ uart0: serial@7e201000 {
+ compatible = "brcm,bcm2835-pl011", "arm,pl011", "arm,primecell";
+- reg = <0x7e201000 0x1000>;
++ reg = <0x7e201000 0x200>;
+ interrupts = <2 25>;
+ clocks = <&clocks BCM2835_CLOCK_UART>,
+ <&clocks BCM2835_CLOCK_VPU>;
+@@ -418,7 +418,7 @@
+
+ spi: spi@7e204000 {
+ compatible = "brcm,bcm2835-spi";
+- reg = <0x7e204000 0x1000>;
++ reg = <0x7e204000 0x200>;
+ interrupts = <2 22>;
+ clocks = <&clocks BCM2835_CLOCK_VPU>;
+ #address-cells = <1>;
+@@ -428,7 +428,7 @@
+
+ i2c0: i2c@7e205000 {
+ compatible = "brcm,bcm2835-i2c";
+- reg = <0x7e205000 0x1000>;
++ reg = <0x7e205000 0x200>;
+ interrupts = <2 21>;
+ clocks = <&clocks BCM2835_CLOCK_VPU>;
+ #address-cells = <1>;