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net: designware: Add reset ctrl to driver
Add code to reset all reset signals as in Ethernet DT node. A reset property is an optional feature, so only print out a warning and do not fail if a reset property is not present. If a reset property is discovered, then use it to deassert, thus bringing the IP out of reset. Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com> Reviewed-by: Simon Glass <sjg@chromium.org> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
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1 changed files with 8 additions and 0 deletions
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@ -15,6 +15,7 @@
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#include <miiphy.h>
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#include <miiphy.h>
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#include <malloc.h>
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#include <malloc.h>
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#include <pci.h>
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#include <pci.h>
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#include <reset.h>
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#include <linux/compiler.h>
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#include <linux/compiler.h>
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#include <linux/err.h>
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#include <linux/err.h>
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#include <linux/kernel.h>
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#include <linux/kernel.h>
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@ -673,6 +674,7 @@ int designware_eth_probe(struct udevice *dev)
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u32 iobase = pdata->iobase;
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u32 iobase = pdata->iobase;
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ulong ioaddr;
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ulong ioaddr;
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int ret;
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int ret;
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struct reset_ctl_bulk reset_bulk;
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#ifdef CONFIG_CLK
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#ifdef CONFIG_CLK
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int i, err, clock_nb;
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int i, err, clock_nb;
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@ -719,6 +721,12 @@ int designware_eth_probe(struct udevice *dev)
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}
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}
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#endif
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#endif
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ret = reset_get_bulk(dev, &reset_bulk);
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if (ret)
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dev_warn(dev, "Can't get reset: %d\n", ret);
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else
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reset_deassert_bulk(&reset_bulk);
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#ifdef CONFIG_DM_PCI
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#ifdef CONFIG_DM_PCI
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/*
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/*
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* If we are on PCI bus, either directly attached to a PCI root port,
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* If we are on PCI bus, either directly attached to a PCI root port,
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