From 4535a24c0c06e367bc40c43b4807bdb335513a1a Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Mon, 18 Nov 2013 08:07:23 +0100 Subject: arm926ejs, at91: add common phy_reset function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit add common phy reset code into a common function. Signed-off-by: Heiko Schocher Cc: Andreas Bießmann Cc: Bo Shen Cc: Jens Scharsig Cc: Sergey Lapin Cc: Stelian Pop Cc: Albin Tonnerre Cc: Eric Benard Cc: Markus Hubig Acked-by: Jens Scharsig (BuS Elektronik) Tested-by: Jens Scharsig (BuS Elektronik) Tested-by: Bo Shen Acked-by: Bo Shen Signed-off-by: Andreas Bießmann --- board/BuS/vl_ma2sc/vl_ma2sc.c | 18 ++---------------- 1 file changed, 2 insertions(+), 16 deletions(-) (limited to 'board/BuS') diff --git a/board/BuS/vl_ma2sc/vl_ma2sc.c b/board/BuS/vl_ma2sc/vl_ma2sc.c index e2ae6fd..412ff3b 100644 --- a/board/BuS/vl_ma2sc/vl_ma2sc.c +++ b/board/BuS/vl_ma2sc/vl_ma2sc.c @@ -16,7 +16,6 @@ #include #include #include -#include #include #include #include @@ -76,25 +75,12 @@ static void vl_ma2sc_nand_hw_init(void) #ifdef CONFIG_MACB static void vl_ma2sc_macb_hw_init(void) { - unsigned long erstl; at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - at91_rstc_t *rstc = (at91_rstc_t *) ATMEL_BASE_RSTC; + /* Enable clock */ writel(1 << ATMEL_ID_EMAC, &pmc->pcer); - erstl = readl(&rstc->mr) & AT91_RSTC_MR_ERSTL_MASK; - - /* Need to reset PHY -> 500ms reset */ - writel(AT91_RSTC_KEY | AT91_RSTC_MR_ERSTL(0x0D) | - 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(); at91_macb_hw_init(); } -- cgit v1.1