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author | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2013-09-27 11:56:14 -0300 |
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committer | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2013-09-27 11:56:14 -0300 |
commit | 1025c04cecd19882e28f16c4004034b475c372c5 (patch) | |
tree | 2b7402887e86d54bff5a123228c9059eae5e32bd /drivers/memory/mvebu-devbus.c | |
parent | 4375f1037d52602413142e290608d0d84671ad36 (diff) | |
parent | 5bcecf325378218a8e248bb6bcae96ec7362f8ef (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth
Conflicts:
net/bluetooth/hci_core.c
Diffstat (limited to 'drivers/memory/mvebu-devbus.c')
-rw-r--r-- | drivers/memory/mvebu-devbus.c | 72 |
1 files changed, 2 insertions, 70 deletions
diff --git a/drivers/memory/mvebu-devbus.c b/drivers/memory/mvebu-devbus.c index 978e8e3abc5..110c0362705 100644 --- a/drivers/memory/mvebu-devbus.c +++ b/drivers/memory/mvebu-devbus.c @@ -44,14 +44,6 @@ #define READ_PARAM_OFFSET 0x0 #define WRITE_PARAM_OFFSET 0x4 -static const char * const devbus_wins[] = { - "devbus-boot", - "devbus-cs0", - "devbus-cs1", - "devbus-cs2", - "devbus-cs3", -}; - struct devbus_read_params { u32 bus_width; u32 badr_skew; @@ -208,16 +200,11 @@ static int mvebu_devbus_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *node = pdev->dev.of_node; - struct device_node *parent; struct devbus *devbus; struct resource *res; struct clk *clk; unsigned long rate; - const __be32 *ranges; - int err, cs; - int addr_cells, p_addr_cells, size_cells; - int ranges_len, tuple_len; - u32 base, size; + int err; devbus = devm_kzalloc(&pdev->dev, sizeof(struct devbus), GFP_KERNEL); if (!devbus) @@ -248,68 +235,13 @@ static int mvebu_devbus_probe(struct platform_device *pdev) return err; /* - * Allocate an address window for this device. - * If the device probing fails, then we won't be able to - * remove the allocated address decoding window. - * - * FIXME: This is only a temporary hack! We need to do this here - * because we still don't have device tree bindings for mbus. - * Once that support is added, we will declare these address windows - * statically in the device tree, and remove the window configuration - * from here. - */ - - /* - * Get the CS to choose the window string. - * This is a bit hacky, but it will be removed once the - * address windows are declared in the device tree. - */ - cs = (((unsigned long)devbus->base) % 0x400) / 8; - - /* - * Parse 'ranges' property to obtain a (base,size) window tuple. - * This will be removed once the address windows - * are declared in the device tree. - */ - parent = of_get_parent(node); - if (!parent) - return -EINVAL; - - p_addr_cells = of_n_addr_cells(parent); - of_node_put(parent); - - addr_cells = of_n_addr_cells(node); - size_cells = of_n_size_cells(node); - tuple_len = (p_addr_cells + addr_cells + size_cells) * sizeof(__be32); - - ranges = of_get_property(node, "ranges", &ranges_len); - if (ranges == NULL || ranges_len != tuple_len) - return -EINVAL; - - base = of_translate_address(node, ranges + addr_cells); - if (base == OF_BAD_ADDR) - return -EINVAL; - size = of_read_number(ranges + addr_cells + p_addr_cells, size_cells); - - /* - * Create an mbus address windows. - * FIXME: Remove this, together with the above code, once the - * address windows are declared in the device tree. - */ - err = mvebu_mbus_add_window(devbus_wins[cs], base, size); - if (err < 0) - return err; - - /* * We need to create a child device explicitly from here to * guarantee that the child will be probed after the timing * parameters for the bus are written. */ err = of_platform_populate(node, NULL, NULL, dev); - if (err < 0) { - mvebu_mbus_del_window(base, size); + if (err < 0) return err; - } return 0; } |