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author | Masahiro Yamada <yamada.m@jp.panasonic.com> | 2015-02-20 17:04:03 +0900 |
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committer | Tom Rini <trini@ti.com> | 2015-02-21 08:23:51 -0500 |
commit | 620118403e1521b4c883848a84d2fb68e3fa1aa0 (patch) | |
tree | 880f15ded4ea034088c4155d56a4846e8edc54f0 /arch/arm/cpu/at91-common/phy.c | |
parent | 01f14456306c84f9bcd3945a10c98ae50e30542a (diff) | |
download | u-boot-imx-620118403e1521b4c883848a84d2fb68e3fa1aa0.zip u-boot-imx-620118403e1521b4c883848a84d2fb68e3fa1aa0.tar.gz u-boot-imx-620118403e1521b4c883848a84d2fb68e3fa1aa0.tar.bz2 |
ARM: at91: collect SoC sources into mach-at91
This commit moves source files as follows:
arch/arm/cpu/arm920t/at91/* -> arch/arm/mach-at91/arm920t/*
arch/arm/cpu/arm926ejs/at91/* -> arch/arm/mach-at91/arm926ejs/*
arch/arm/cpu/armv7/at91/* -> arch/arm/mach-at91/armv7/*
arch/arm/cpu/at91-common/* -> arch/arm/mach-at91/*
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Andreas Bießmann <andreas.devel@googlemail.co>
Diffstat (limited to 'arch/arm/cpu/at91-common/phy.c')
-rw-r--r-- | arch/arm/cpu/at91-common/phy.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/arch/arm/cpu/at91-common/phy.c b/arch/arm/cpu/at91-common/phy.c deleted file mode 100644 index 2cba716..0000000 --- a/arch/arm/cpu/at91-common/phy.c +++ /dev/null @@ -1,57 +0,0 @@ -/* - * (C) Copyright 2007-2008 - * Stelian Pop <stelian@popies.net> - * Lead Tech Design <www.leadtechdesign.com> - * - * (C) Copyright 2012 - * Markus Hubig <mhubig@imko.de> - * IMKO GmbH <www.imko.de> - * - * Copyright (C) 2013 DENX Software Engineering, hs@denx.de - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/io.h> -#include <linux/sizes.h> -#include <asm/arch/at91_pmc.h> -#include <asm/arch/at91_rstc.h> -#include <watchdog.h> - -void at91_phy_reset(void) -{ - unsigned long erstl; - unsigned long start = get_timer(0); - unsigned long const timeout = 1000; /* 1000ms */ - at91_rstc_t *rstc = (at91_rstc_t *)ATMEL_BASE_RSTC; - - erstl = readl(&rstc->mr) & AT91_RSTC_MR_ERSTL_MASK; - - /* - * Need to reset PHY -> 500ms reset - * Reset PHY by pulling the NRST line for 500ms to low. To do so - * disable user reset for low level on NRST pin and poll the NRST - * level in reset status register. - */ - 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 of hardware reset */ - while (!(readl(&rstc->sr) & AT91_RSTC_SR_NRSTL)) { - /* avoid shutdown by watchdog */ - WATCHDOG_RESET(); - mdelay(10); - - /* timeout for not getting stuck in an endless loop */ - if (get_timer(start) >= timeout) { - puts("*** ERROR: Timeout waiting for PHY reset!\n"); - break; - } - }; - - /* Restore NRST value */ - writel(AT91_RSTC_KEY | erstl | AT91_RSTC_MR_URSTEN, &rstc->mr); -} |