diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/boot/dts/at91sam9g20.dtsi | 119 | ||||
| -rw-r--r-- | arch/arm/boot/dts/usb_a9g20.dts | 30 | ||||
| -rw-r--r-- | arch/arm/mach-at91/Makefile.boot | 2 | ||||
| -rw-r--r-- | arch/arm/mach-at91/at91sam9260.c | 8 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-dt.c | 1 |
5 files changed, 159 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/at91sam9g20.dtsi b/arch/arm/boot/dts/at91sam9g20.dtsi new file mode 100644 index 00000000000..aeef04269cf --- /dev/null +++ b/arch/arm/boot/dts/at91sam9g20.dtsi @@ -0,0 +1,119 @@ +/* + * at91sam9g20.dtsi - Device Tree Include file for AT91SAM9G20 family SoC + * + * Copyright (C) 2011 Atmel, + * 2011 Nicolas Ferre <nicolas.ferre@atmel.com>, + * 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> + * + * Licensed under GPLv2 or later. + */ + +/include/ "skeleton.dtsi" + +/ { + model = "Atmel AT91SAM9G20 family SoC"; + compatible = "atmel,at91sam9g20"; + interrupt-parent = <&aic>; + + aliases { + serial0 = &dbgu; + serial1 = &usart0; + serial2 = &usart1; + serial3 = &usart2; + serial4 = &usart3; + serial5 = &usart4; + serial6 = &usart5; + }; + cpus { + cpu@0 { + compatible = "arm,arm926ejs"; + }; + }; + + memory@20000000 { + reg = <0x20000000 0x08000000>; + }; + + ahb { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + apb { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + aic: interrupt-controller@fffff000 { + #interrupt-cells = <1>; + compatible = "atmel,at91rm9200-aic"; + interrupt-controller; + interrupt-parent; + reg = <0xfffff000 0x200>; + }; + + dbgu: serial@fffff200 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffff200 0x200>; + interrupts = <1>; + status = "disabled"; + }; + + usart0: serial@fffb0000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffb0000 0x200>; + interrupts = <6>; + atmel,use-dma-rx; + atmel,use-dma-tx; + status = "disabled"; + }; + + usart1: serial@fffb4000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffb4000 0x200>; + interrupts = <7>; + atmel,use-dma-rx; + atmel,use-dma-tx; + status = "disabled"; + }; + + usart2: serial@fffb8000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffb8000 0x200>; + interrupts = <8>; + atmel,use-dma-rx; + atmel,use-dma-tx; + status = "disabled"; + }; + + usart3: serial@fffd0000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffd0000 0x200>; + interrupts = <23>; + atmel,use-dma-rx; + atmel,use-dma-tx; + status = "disabled"; + }; + + usart4: serial@fffd4000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffd4000 0x200>; + interrupts = <24>; + atmel,use-dma-rx; + atmel,use-dma-tx; + status = "disabled"; + }; + + usart5: serial@fffd8000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfffd8000 0x200>; + interrupts = <25>; + atmel,use-dma-rx; + atmel,use-dma-tx; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/usb_a9g20.dts b/arch/arm/boot/dts/usb_a9g20.dts new file mode 100644 index 00000000000..d66e2c00ac3 --- /dev/null +++ b/arch/arm/boot/dts/usb_a9g20.dts @@ -0,0 +1,30 @@ +/* + * usb_a9g20.dts - Device Tree file for Caloa USB A9G20 board + * + * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> + * + * Licensed under GPLv2 or later. + */ +/dts-v1/; +/include/ "at91sam9g20.dtsi" + +/ { + model = "Calao USB A9G20"; + compatible = "calao,usb-a9g20", "atmel,at91sam9g20", "atmel,at91sam9"; + + chosen { + bootargs = "mem=64M console=ttyS0,115200 mtdparts=atmel_nand:128k(at91bootstrap),256k(barebox)ro,128k(bareboxenv),128k(bareboxenv2),4M(kernel),120M(rootfs),-(data) root=/dev/mtdblock5 rw rootfstype=ubifs"; + }; + + memory@20000000 { + reg = <0x20000000 0x4000000>; + }; + + ahb { + apb { + dbgu: serial@fffff200 { + status = "okay"; + }; + }; + }; +}; diff --git a/arch/arm/mach-at91/Makefile.boot b/arch/arm/mach-at91/Makefile.boot index d2788636805..08c665affde 100644 --- a/arch/arm/mach-at91/Makefile.boot +++ b/arch/arm/mach-at91/Makefile.boot @@ -17,4 +17,4 @@ params_phys-y := 0x20000100 initrd_phys-y := 0x20410000 endif -dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9m10g45ek.dtb +dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9m10g45ek.dtb usb_a9g20.dtb diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c index cb397be1444..f4518b49cb8 100644 --- a/arch/arm/mach-at91/at91sam9260.c +++ b/arch/arm/mach-at91/at91sam9260.c @@ -199,6 +199,14 @@ static struct clk_lookup periph_clocks_lookups[] = { CLKDEV_CON_DEV_ID("t4_clk", "atmel_tcb.1", &tc4_clk), CLKDEV_CON_DEV_ID("t5_clk", "atmel_tcb.1", &tc5_clk), CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc_clk), + /* more usart lookup table for DT entries */ + CLKDEV_CON_DEV_ID("usart", "fffff200.serial", &mck), + CLKDEV_CON_DEV_ID("usart", "fffb0000.serial", &usart0_clk), + CLKDEV_CON_DEV_ID("usart", "fffb4000.serial", &usart1_clk), + CLKDEV_CON_DEV_ID("usart", "fffb8000.serial", &usart2_clk), + CLKDEV_CON_DEV_ID("usart", "fffd0000.serial", &usart3_clk), + CLKDEV_CON_DEV_ID("usart", "fffd4000.serial", &usart4_clk), + CLKDEV_CON_DEV_ID("usart", "fffd8000.serial", &usart5_clk), }; static struct clk_lookup usart_clocks_lookups[] = { diff --git a/arch/arm/mach-at91/board-dt.c b/arch/arm/mach-at91/board-dt.c index 33a0d8b549b..0b7d3277821 100644 --- a/arch/arm/mach-at91/board-dt.c +++ b/arch/arm/mach-at91/board-dt.c @@ -108,6 +108,7 @@ static void __init at91_dt_device_init(void) static const char *at91_dt_board_compat[] __initdata = { "atmel,at91sam9m10g45ek", + "calao,usb-a9g20", NULL }; |