Commit 97b2043d authored by Bo Shen's avatar Bo Shen Committed by Andreas Bießmann
Browse files

USB: ehci-atmel: use pcr to enable or disable clock

If the SoC has pcr, we use pcr (peripheral control register)
to enable or disable clock.
Signed-off-by: default avatarBo Shen <>
Signed-off-by: default avatarAndreas Bießmann <>
parent 01c8bf5a
......@@ -40,7 +40,11 @@ int ehci_hcd_init(int index, enum usb_init_type init,
/* Enable USB Host clock */
#ifdef CPU_HAS_PCR
writel(1 << ATMEL_ID_UHPHS, &pmc->pcer);
*hccr = (struct ehci_hccr *)ATMEL_BASE_EHCI;
*hcor = (struct ehci_hcor *)((uint32_t)*hccr +
......@@ -55,7 +59,11 @@ int ehci_hcd_stop(int index)
ulong start_time, tmp_time;
/* Disable USB Host Clock */
#ifdef CPU_HAS_PCR
writel(1 << ATMEL_ID_UHPHS, &pmc->pcdr);
start_time = get_timer(0);
/* Disable UTMI PLL */
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