diff options
Diffstat (limited to 'arch/mips/lantiq')
| -rw-r--r-- | arch/mips/lantiq/irq.c | 2 | ||||
| -rw-r--r-- | arch/mips/lantiq/xway/sysctrl.c | 20 |
2 files changed, 21 insertions, 1 deletions
diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c index 8f208007b8e8..a112573b6e37 100644 --- a/arch/mips/lantiq/irq.c +++ b/arch/mips/lantiq/irq.c @@ -377,7 +377,7 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent) for (i = 0; i < MAX_IM; i++) irq_set_chained_handler(i + 2, ltq_hw_irq_handler); - ltq_domain = irq_domain_add_linear(node, + ltq_domain = irq_domain_create_linear(of_fwnode_handle(node), (MAX_IM * INT_NUM_IM_OFFSET) + MIPS_CPU_IRQ_CASCADE, &irq_domain_ops, 0); diff --git a/arch/mips/lantiq/xway/sysctrl.c b/arch/mips/lantiq/xway/sysctrl.c index 3ed078225222..5a75283d17f1 100644 --- a/arch/mips/lantiq/xway/sysctrl.c +++ b/arch/mips/lantiq/xway/sysctrl.c @@ -247,6 +247,25 @@ static void pmu_disable(struct clk *clk) pr_warn("deactivating PMU module failed!"); } +static void usb_set_clock(void) +{ + unsigned int val = ltq_cgu_r32(ifccr); + + if (of_machine_is_compatible("lantiq,ar10") || + of_machine_is_compatible("lantiq,grx390")) { + val &= ~0x03; /* XTAL divided by 3 */ + } else if (of_machine_is_compatible("lantiq,ar9") || + of_machine_is_compatible("lantiq,vr9")) { + /* TODO: this depends on the XTAL frequency */ + val |= 0x03; /* XTAL divided by 3 */ + } else if (of_machine_is_compatible("lantiq,ase")) { + val |= 0x20; /* from XTAL */ + } else if (of_machine_is_compatible("lantiq,danube")) { + val |= 0x30; /* 12 MHz, generated from 36 MHz */ + } + ltq_cgu_w32(val, ifccr); +} + /* the pci enable helper */ static int pci_enable(struct clk *clk) { @@ -588,4 +607,5 @@ void __init ltq_soc_init(void) clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE); clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0); } + usb_set_clock(); } |