[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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