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ARM: dove: Add pcie clock support

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As dove now has clock gating control ensure pcie ports grab their
clocks.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
This commit is contained in:
Sebastian Hesselbarth
2012-09-25 02:02:13 +02:00
committed by Jason Cooper
parent ddffeb8c4d
commit 529b89ef7f
1 changed files with 5 additions and 0 deletions
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5
arch/arm/mach-dove/pcie.c
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@ -10,6 +10,7 @@
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/clk.h>
#include <video/vga.h> #include <video/vga.h>
#include <asm/mach/pci.h> #include <asm/mach/pci.h>
#include <asm/mach/arch.h> #include <asm/mach/arch.h>
@ -188,6 +189,10 @@ static void __init add_pcie_port(int index, void __iomem *base)
if (orion_pcie_link_up(base)) { if (orion_pcie_link_up(base)) {
struct pcie_port *pp = &pcie_port[num_pcie_ports++]; struct pcie_port *pp = &pcie_port[num_pcie_ports++];
struct clk *clk = clk_get_sys("pcie", (index ? "1" : "0"));
if (!IS_ERR(clk))
clk_prepare_enable(clk);
printk(KERN_INFO "link up\n"); printk(KERN_INFO "link up\n");