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author | Hauke Mehrtens <hauke@hauke-m.de> | 2017-11-23 19:17:11 +0100 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2017-11-23 19:17:11 +0100 |
commit | b5d52b205285df826dea709933b4a20cd192242f (patch) | |
tree | 21f6e17c2999427c4b3a2496283856e4f023125b /target/linux/sunxi/patches-4.4/144-usb-ehci-plat-support-multiple-reset-ctrllines.patch | |
parent | c048ca0ce03608e0906137aaf5d3a3abc8d16991 (diff) | |
download | upstream-b5d52b205285df826dea709933b4a20cd192242f.tar.gz upstream-b5d52b205285df826dea709933b4a20cd192242f.tar.bz2 upstream-b5d52b205285df826dea709933b4a20cd192242f.zip |
sunxi: remove support for kernel 4.4
Kernel 4.9 is working good on this target, remove support for kernel 4.4
now.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'target/linux/sunxi/patches-4.4/144-usb-ehci-plat-support-multiple-reset-ctrllines.patch')
-rw-r--r-- | target/linux/sunxi/patches-4.4/144-usb-ehci-plat-support-multiple-reset-ctrllines.patch | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/target/linux/sunxi/patches-4.4/144-usb-ehci-plat-support-multiple-reset-ctrllines.patch b/target/linux/sunxi/patches-4.4/144-usb-ehci-plat-support-multiple-reset-ctrllines.patch deleted file mode 100644 index 73cd3027bf..0000000000 --- a/target/linux/sunxi/patches-4.4/144-usb-ehci-plat-support-multiple-reset-ctrllines.patch +++ /dev/null @@ -1,127 +0,0 @@ -From 957e8f96c67052ca843ea9ffc5223662b973e5de Mon Sep 17 00:00:00 2001 -From: Reinder de Haan <patchesrdh@mveas.com> -Date: Sun, 15 Nov 2015 14:24:46 +0100 -Subject: [PATCH] ehci-platform: Add support for controllers with multiple - reset lines - -At least the EHCI/OHCI found on the Allwinnner H3 SoC needs multiple -reset lines, the controller will not initialize while the reset for -its companion is still asserted, which means we need to de-assert -2 resets for the controller to work. - -Signed-off-by: Reinder de Haan <patchesrdh@mveas.com> -Signed-off-by: Hans de Goede <hdegoede@redhat.com> ---- -Changes in v2: --Use the new reset_control_[de]assert_shared reset-controller functions ---- - Documentation/devicetree/bindings/usb/usb-ehci.txt | 2 +- - drivers/usb/host/ehci-platform.c | 47 +++++++++++++--------- - 2 files changed, 30 insertions(+), 19 deletions(-) - ---- a/Documentation/devicetree/bindings/usb/usb-ehci.txt -+++ b/Documentation/devicetree/bindings/usb/usb-ehci.txt -@@ -18,7 +18,7 @@ Optional properties: - - clocks : a list of phandle + clock specifier pairs - - phys : phandle + phy specifier pair - - phy-names : "usb" -- - resets : phandle + reset specifier pair -+ - resets : a list of phandle + reset specifier pairs - - Example (Sequoia 440EPx): - ehci@e0000300 { ---- a/drivers/usb/host/ehci-platform.c -+++ b/drivers/usb/host/ehci-platform.c -@@ -39,11 +39,12 @@ - - #define DRIVER_DESC "EHCI generic platform driver" - #define EHCI_MAX_CLKS 3 -+#define EHCI_MAX_RESETS 2 - #define hcd_to_ehci_priv(h) ((struct ehci_platform_priv *)hcd_to_ehci(h)->priv) - - struct ehci_platform_priv { - struct clk *clks[EHCI_MAX_CLKS]; -- struct reset_control *rst; -+ struct reset_control *resets[EHCI_MAX_RESETS]; - struct phy **phys; - int num_phys; - bool reset_on_resume; -@@ -149,7 +150,7 @@ static int ehci_platform_probe(struct pl - struct usb_ehci_pdata *pdata = dev_get_platdata(&dev->dev); - struct ehci_platform_priv *priv; - struct ehci_hcd *ehci; -- int err, irq, phy_num, clk = 0; -+ int err, irq, phy_num, clk = 0, rst = 0; - - if (usb_disabled()) - return -ENODEV; -@@ -232,18 +233,24 @@ static int ehci_platform_probe(struct pl - break; - } - } -- } - -- priv->rst = devm_reset_control_get_optional(&dev->dev, NULL); -- if (IS_ERR(priv->rst)) { -- err = PTR_ERR(priv->rst); -- if (err == -EPROBE_DEFER) -- goto err_put_clks; -- priv->rst = NULL; -- } else { -- err = reset_control_deassert(priv->rst); -- if (err) -- goto err_put_clks; -+ for (rst = 0; rst < EHCI_MAX_RESETS; rst++) { -+ priv->resets[rst] = -+ of_reset_control_get_by_index(dev->dev.of_node, -+ rst); -+ if (IS_ERR(priv->resets[rst])) { -+ err = PTR_ERR(priv->resets[rst]); -+ if (err == -EPROBE_DEFER) -+ goto err_reset; -+ priv->resets[rst] = NULL; -+ break; -+ } -+ err = reset_control_deassert_shared(priv->resets[rst]); -+ if (err) { -+ reset_control_put(priv->resets[rst]); -+ goto err_reset; -+ } -+ } - } - - if (pdata->big_endian_desc) -@@ -302,8 +309,10 @@ err_power: - if (pdata->power_off) - pdata->power_off(dev); - err_reset: -- if (priv->rst) -- reset_control_assert(priv->rst); -+ while (--rst >= 0) { -+ reset_control_assert_shared(priv->resets[rst]); -+ reset_control_put(priv->resets[rst]); -+ } - err_put_clks: - while (--clk >= 0) - clk_put(priv->clks[clk]); -@@ -321,15 +330,17 @@ static int ehci_platform_remove(struct p - struct usb_hcd *hcd = platform_get_drvdata(dev); - struct usb_ehci_pdata *pdata = dev_get_platdata(&dev->dev); - struct ehci_platform_priv *priv = hcd_to_ehci_priv(hcd); -- int clk; -+ int clk, rst; - - usb_remove_hcd(hcd); - - if (pdata->power_off) - pdata->power_off(dev); - -- if (priv->rst) -- reset_control_assert(priv->rst); -+ for (rst = 0; rst < EHCI_MAX_RESETS && priv->resets[rst]; rst++) { -+ reset_control_assert_shared(priv->resets[rst]); -+ reset_control_put(priv->resets[rst]); -+ } - - for (clk = 0; clk < EHCI_MAX_CLKS && priv->clks[clk]; clk++) - clk_put(priv->clks[clk]); |