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authorHeiko Schocher <hs@denx.de>2013-11-18 08:07:23 +0100
committerAndreas Bießmann <andreas.devel@googlemail.com>2013-12-01 22:38:52 +0100
commit4535a24c0c06e367bc40c43b4807bdb335513a1a (patch)
tree96299cbb0828cf3d43e8b14984ebf6e97967ea07 /board/bluewater
parentc5e8885aab9d282fa480cfa359cf5fd84248abb8 (diff)
downloadblackbird-obmc-uboot-4535a24c0c06e367bc40c43b4807bdb335513a1a.tar.gz
blackbird-obmc-uboot-4535a24c0c06e367bc40c43b4807bdb335513a1a.zip
arm926ejs, at91: add common phy_reset function
add common phy reset code into a common function. Signed-off-by: Heiko Schocher <hs@denx.de> Cc: Andreas Bießmann <andreas.devel@googlemail.com> Cc: Bo Shen <voice.shen@atmel.com> Cc: Jens Scharsig <esw@bus-elektronik.de> Cc: Sergey Lapin <slapin@ossfans.org> Cc: Stelian Pop <stelian@popies.net> Cc: Albin Tonnerre <albin.tonnerre@free-electrons.com> Cc: Eric Benard <eric@eukrea.com> Cc: Markus Hubig <mhubig@imko.de> Acked-by: Jens Scharsig (BuS Elektronik) <esw@bus-elektronik.de> Tested-by: Jens Scharsig (BuS Elektronik) <esw@bus-elektronik.de> Tested-by: Bo Shen <voice.shen@atmel.com> Acked-by: Bo Shen <voice.shen@atmel.com> Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Diffstat (limited to 'board/bluewater')
-rw-r--r--board/bluewater/snapper9260/snapper9260.c16
1 files changed, 1 insertions, 15 deletions
diff --git a/board/bluewater/snapper9260/snapper9260.c b/board/bluewater/snapper9260/snapper9260.c
index 8a6919dbb1..bfde1291a5 100644
--- a/board/bluewater/snapper9260/snapper9260.c
+++ b/board/bluewater/snapper9260/snapper9260.c
@@ -14,7 +14,6 @@
#include <asm/arch/at91sam9_smc.h>
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
-#include <asm/arch/at91_rstc.h>
#include <asm/arch/gpio.h>
#include <net.h>
#include <netdev.h>
@@ -31,8 +30,6 @@ static void macb_hw_init(void)
{
struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
struct at91_port *pioa = (struct at91_port *)ATMEL_BASE_PIOA;
- struct at91_rstc *rstc = (struct at91_rstc *)ATMEL_BASE_RSTC;
- unsigned long erstl;
/* Enable clock */
writel(1 << ATMEL_ID_EMAC0, &pmc->pcer);
@@ -54,18 +51,7 @@ static void macb_hw_init(void)
/* Enable ethernet power */
pca953x_set_val(0x28, IO_EXP_ETH_POWER, 0);
- /* Need to reset PHY -> 500ms reset */
- erstl = readl(&rstc->mr) & AT91_RSTC_MR_ERSTL_MASK;
- writel(AT91_RSTC_KEY | AT91_RSTC_MR_ERSTL(13) |
- AT91_RSTC_MR_URSTEN, &rstc->mr);
- writel(AT91_RSTC_KEY | AT91_RSTC_CR_EXTRST, &rstc->cr);
-
- /* Wait for end hardware reset */
- while (!(readl(&rstc->sr) & AT91_RSTC_SR_NRSTL))
- ;
-
- /* Restore NRST value */
- writel(AT91_RSTC_KEY | erstl | AT91_RSTC_MR_URSTEN, &rstc->mr);
+ at91_phy_reset();
/* Bring the ethernet out of reset */
pca953x_set_val(0x28, IO_EXP_ETH_RESET, 1);
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