[U-Boot] [PATCH] Enable the EMAC clock in at91_macb_hw_init().

Markus Hubig mhubig at imko.de
Wed Aug 1 21:49:50 CEST 2012


Signed-off-by: Markus Hubig <mhubig at imko.de>
Cc: Andreas Bießmann <andreas.devel at googlemail.com>
---
 arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
index 62f76fa..19ec615 100644
--- a/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
+++ b/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
@@ -158,6 +158,10 @@ void at91_spi1_hw_init(unsigned long cs_mask)
 #ifdef CONFIG_MACB
 void at91_macb_hw_init(void)
 {
+	/* Enable EMAC clock */
+	struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+	writel(1 << ATMEL_ID_EMAC0, &pmc->pcer);
+
 	at91_set_a_periph(AT91_PIO_PORTA, 19, 0);	/* ETXCK_EREFCK */
 	at91_set_a_periph(AT91_PIO_PORTA, 17, 0);	/* ERXDV */
 	at91_set_a_periph(AT91_PIO_PORTA, 14, 0);	/* ERX0 */
-- 
1.7.7



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