[PATCH 08/10] ARM: ux500: Enable PL011 AMBA UART Controller for Device Tree
Lee Jones
lee.jones at linaro.org
Wed Mar 14 09:05:04 EDT 2012
Enables the 3 UARTs found on a u8500 using DT.
Signed-off-by: Lee Jones <lee.jones at linaro.org>
---
arch/arm/boot/dts/db8500.dtsi | 6 +++---
arch/arm/boot/dts/snowball.dts | 12 ++++++++++++
arch/arm/mach-ux500/board-mop500.c | 4 +++-
3 files changed, 18 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/db8500.dtsi b/arch/arm/boot/dts/db8500.dtsi
index 35d0146..9b5e06e 100644
--- a/arch/arm/boot/dts/db8500.dtsi
+++ b/arch/arm/boot/dts/db8500.dtsi
@@ -208,19 +208,19 @@
uart at 80120000 {
compatible = "arm,pl011", "arm,primecell";
reg = <0x80120000 0x1000>;
- interrupts = <11>;
+ interrupts = <0 11 0x4>;
status = "disabled";
};
uart at 80121000 {
compatible = "arm,pl011", "arm,primecell";
reg = <0x80121000 0x1000>;
- interrupts = <19>;
+ interrupts = <0 19 0x4>;
status = "disabled";
};
uart at 80007000 {
compatible = "arm,pl011", "arm,primecell";
reg = <0x80007000 0x1000>;
- interrupts = <26>;
+ interrupts = <0 26 0x4>;
status = "disabled";
};
diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts
index 34bfd79..359c6d6 100644
--- a/arch/arm/boot/dts/snowball.dts
+++ b/arch/arm/boot/dts/snowball.dts
@@ -96,6 +96,18 @@
status = "enabled";
};
+ uart at 80120000 {
+ status = "okay";
+ };
+
+ uart at 80121000 {
+ status = "okay";
+ };
+
+ uart at 80007000 {
+ status = "okay";
+ };
+
i2c at 80004000 {
tc3589x at 42 {
//compatible = "tc3589x";
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index 482b86e..ea0242a 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -746,6 +746,9 @@ MACHINE_END
#ifdef CONFIG_MACH_UX500_DT
struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = {
+ OF_DEV_AUXDATA("arm,pl011", 0x80120000, "uart0", &uart0_plat),
+ OF_DEV_AUXDATA("arm,pl011", 0x80121000, "uart1", &uart1_plat),
+ OF_DEV_AUXDATA("arm,pl011", 0x80007000, "uart2", &uart2_plat),
{},
};
@@ -802,7 +805,6 @@ static void __init u8500_init_machine(void)
}
mop500_i2c_init(parent);
mop500_spi_init(parent);
- mop500_uart_init(parent);
i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
i2c_register_board_info(2, mop500_i2c2_devices,
--
1.7.5.4
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