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 <voice.shen@atmel.com>
Signed-off-by: default avatarAndreas Bießmann <andreas.devel@googlemail.com>
parent 01c8bf5a
...@@ -40,7 +40,11 @@ int ehci_hcd_init(int index, enum usb_init_type init, ...@@ -40,7 +40,11 @@ int ehci_hcd_init(int index, enum usb_init_type init,
} }
/* Enable USB Host clock */ /* Enable USB Host clock */
#ifdef CPU_HAS_PCR
at91_periph_clk_enable(ATMEL_ID_UHPHS);
#else
writel(1 << ATMEL_ID_UHPHS, &pmc->pcer); writel(1 << ATMEL_ID_UHPHS, &pmc->pcer);
#endif
*hccr = (struct ehci_hccr *)ATMEL_BASE_EHCI; *hccr = (struct ehci_hccr *)ATMEL_BASE_EHCI;
*hcor = (struct ehci_hcor *)((uint32_t)*hccr + *hcor = (struct ehci_hcor *)((uint32_t)*hccr +
...@@ -55,7 +59,11 @@ int ehci_hcd_stop(int index) ...@@ -55,7 +59,11 @@ int ehci_hcd_stop(int index)
ulong start_time, tmp_time; ulong start_time, tmp_time;
/* Disable USB Host Clock */ /* Disable USB Host Clock */
#ifdef CPU_HAS_PCR
at91_periph_clk_disable(ATMEL_ID_UHPHS);
#else
writel(1 << ATMEL_ID_UHPHS, &pmc->pcdr); writel(1 << ATMEL_ID_UHPHS, &pmc->pcdr);
#endif
start_time = get_timer(0); start_time = get_timer(0);
/* Disable UTMI PLL */ /* Disable UTMI PLL */
......
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