Patchwork [U-Boot,2/3] USB: ohci-at91: support sama5d3x devices

login
register
mail settings
Submitter Bo Shen
Date May 13, 2013, 8:40 a.m.
Message ID <1368434454-15696-3-git-send-email-voice.shen@atmel.com>
Download mbox | patch
Permalink /patch/243331/
State Accepted
Delegated to: Andreas BieƟmann
Headers show

Comments

Bo Shen - May 13, 2013, 8:40 a.m.
Add OHCI support for sama5d3x devices

Signed-off-by: Bo Shen <voice.shen@atmel.com>
---
Changes in v3:
  - Rebase to u-boot-atmel master branch

Changes in v2:
  - No Change

 drivers/usb/host/ohci-at91.c |   14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index efd711d..086cd0f 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -42,7 +42,7 @@  int usb_cpu_init(void)
 	while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB)
 		;
 #elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) || \
-	defined(CONFIG_AT91SAM9X5)
+	defined(CONFIG_AT91SAM9X5) || defined(CONFIG_SAMA5D3)
 	/* Enable UPLL */
 	writel(readl(&pmc->uckr) | AT91_PMC_UPLLEN | AT91_PMC_BIASEN,
 		&pmc->uckr);
@@ -54,7 +54,12 @@  int usb_cpu_init(void)
 #endif
 
 	/* Enable USB host clock. */
+#ifdef CONFIG_SAMA5D3
+	writel(1 << (ATMEL_ID_UHP - 32), &pmc->pcer1);
+#else
 	writel(1 << ATMEL_ID_UHP, &pmc->pcer);
+#endif
+
 #ifdef CONFIG_AT91SAM9261
 	writel(ATMEL_PMC_UHP | AT91_PMC_HCK0, &pmc->scer);
 #else
@@ -69,7 +74,12 @@  int usb_cpu_stop(void)
 	at91_pmc_t *pmc	= (at91_pmc_t *)ATMEL_BASE_PMC;
 
 	/* Disable USB host clock. */
+#ifdef CONFIG_SAMA5D3
+	writel(1 << (ATMEL_ID_UHP - 32), &pmc->pcdr1);
+#else
 	writel(1 << ATMEL_ID_UHP, &pmc->pcdr);
+#endif
+
 #ifdef CONFIG_AT91SAM9261
 	writel(ATMEL_PMC_UHP | AT91_PMC_HCK0, &pmc->scdr);
 #else
@@ -83,7 +93,7 @@  int usb_cpu_stop(void)
 	while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != 0)
 		;
 #elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) || \
-	defined(CONFIG_AT91SAM9X5)
+	defined(CONFIG_AT91SAM9X5) || defined(CONFIG_SAMA5D3)
 	/* Disable UPLL */
 	writel(readl(&pmc->uckr) & (~AT91_PMC_UPLLEN), &pmc->uckr);
 	while ((readl(&pmc->sr) & AT91_PMC_LOCKU) == AT91_PMC_LOCKU)