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arm: kirkwood: Convert XOR instantiation to DT.

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Use DT to describe the two XOR DMA engines on Kirkwood. Remove the
C code initialization.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Andrew Lunn 2012-11-18 11:44:57 +01:00 committed by Thomas Petazzoni
parent 34c93c8657
commit c896ed0fd7
2 changed files with 40 additions and 13 deletions
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40
arch/arm/boot/dts/kirkwood.dtsi
View File

@ -94,6 +94,46 @@ wdt@20300 {
status = "okay";
};
xor@60800 {
compatible = "marvell,orion-xor";
reg = <0x60800 0x100
0x60A00 0x100>;
status = "okay";
clocks = <&gate_clk 8>;
xor00 {
interrupts = <5>;
dmacap,memcpy;
dmacap,xor;
};
xor01 {
interrupts = <6>;
dmacap,memcpy;
dmacap,xor;
dmacap,memset;
};
};
xor@60900 {
compatible = "marvell,orion-xor";
reg = <0x60900 0x100
0xd0B00 0x100>;
status = "okay";
clocks = <&gate_clk 16>;
xor00 {
interrupts = <7>;
dmacap,memcpy;
dmacap,xor;
};
xor01 {
interrupts = <8>;
dmacap,memcpy;
dmacap,xor;
dmacap,memset;
};
};
sata@80000 {
compatible = "marvell,orion-sata";
reg = <0x80000 0x5000>;

13
arch/arm/mach-kirkwood/board-dt.c
View File

@ -21,7 +21,6 @@
#include <asm/mach/map.h>
#include <mach/bridge-regs.h>
#include <linux/platform_data/usb-ehci-orion.h>
#include <linux/platform_data/dma-mv_xor.h>
#include <plat/irq.h>
#include <plat/common.h>
#include "common.h"
@ -60,14 +59,6 @@ static void __init kirkwood_legacy_clk_init(void)
orion_clkdev_add(NULL, "orion-ehci.0",
of_clk_get_from_provider(&clkspec));
clkspec.args[0] = CGC_BIT_XOR0;
orion_clkdev_add(NULL, MV_XOR_NAME ".0",
of_clk_get_from_provider(&clkspec));
clkspec.args[0] = CGC_BIT_XOR1;
orion_clkdev_add(NULL, MV_XOR_NAME ".1",
of_clk_get_from_provider(&clkspec));
clkspec.args[0] = CGC_BIT_PEX1;
orion_clkdev_add("1", "pcie",
of_clk_get_from_provider(&clkspec));
@ -103,10 +94,6 @@ static void __init kirkwood_dt_init(void)
/* Setup root of clk tree */
kirkwood_of_clk_init();
/* internal devices that every board has */
kirkwood_xor0_init();
kirkwood_xor1_init();
#ifdef CONFIG_KEXEC
kexec_reinit = kirkwood_enable_pcie;
#endif