diff options
Diffstat (limited to 'arch/arm/mach-kirkwood/common.c')
| -rw-r--r-- | arch/arm/mach-kirkwood/common.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index a02cae881f2f..3ad037385a5e 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -15,6 +15,7 @@ #include <linux/ata_platform.h> #include <linux/mtd/nand.h> #include <linux/dma-mapping.h> +#include <linux/of.h> #include <net/dsa.h> #include <asm/page.h> #include <asm/timex.h> @@ -482,6 +483,9 @@ static int __init kirkwood_clock_gate(void) unsigned int curr = readl(CLOCK_GATING_CTRL); u32 dev, rev; +#ifdef CONFIG_OF + struct device_node *np; +#endif kirkwood_pcie_id(&dev, &rev); printk(KERN_DEBUG "Gating clock of unused units\n"); printk(KERN_DEBUG "before: 0x%08x\n", curr); @@ -489,6 +493,14 @@ static int __init kirkwood_clock_gate(void) /* Make sure those units are accessible */ writel(curr | CGC_SATA0 | CGC_SATA1 | CGC_PEX0 | CGC_PEX1, CLOCK_GATING_CTRL); +#ifdef CONFIG_OF + np = of_find_compatible_node(NULL, NULL, "mrvl,orion-nand"); + if (np && of_device_is_available(np)) { + kirkwood_clk_ctrl |= CGC_RUNIT; + of_node_put(np); + } +#endif + /* For SATA: first shutdown the phy */ if (!(kirkwood_clk_ctrl & CGC_SATA0)) { /* Disable PLL and IVREF */ |