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authorLee Jones <lee.jones@linaro.org>2012-03-07 18:35:04 +0100
committerArnd Bergmann <arnd@arndb.de>2012-03-16 20:48:46 +0100
commit4905af0e13a665da5f72d2629e93161ba781d03b (patch)
treede661eb4c83a2e70b3c553a02d563f94a882aa5b
parentARM: ux500: Enable Cortex-A9 GIC (Generic Interrupt Controller) in Device Tree (diff)
downloadlinux-4905af0e13a665da5f72d2629e93161ba781d03b.tar.xz
linux-4905af0e13a665da5f72d2629e93161ba781d03b.zip
ARM: ux500: Enable PL011 AMBA UART Controller for Device Tree
Enables the 3 UARTs found on a u8500 using DT. Acked-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
-rw-r--r--arch/arm/boot/dts/snowball.dts12
-rw-r--r--arch/arm/mach-ux500/board-mop500.c4
2 files changed, 15 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts
index 34bfd79fb073..359c6d679156 100644
--- a/arch/arm/boot/dts/snowball.dts
+++ b/arch/arm/boot/dts/snowball.dts
@@ -96,6 +96,18 @@
status = "enabled";
};
+ uart@80120000 {
+ status = "okay";
+ };
+
+ uart@80121000 {
+ status = "okay";
+ };
+
+ uart@80007000 {
+ status = "okay";
+ };
+
i2c@80004000 {
tc3589x@42 {
//compatible = "tc3589x";
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index 482b86ef757d..ea0242a095af 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,