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51bbc8114b
1. Update target/linux/generic/config-6.6 for new ksym 2. Refresh patches Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.57 Added: generic/backport-6.6/777-netfilter-xtables-fix-typo-causing-some-targets-to-not-load-on-IPv6.patch[1] Manually rebased: generic/hack-6.6/645-netfilter-connmark-introduce-set-dscpmark.patch Removed upstreamed: gemini/patches-6.6/0001-net-ethernet-cortina-Drop-TSO-support.patch[2] gemini/patches-6.6/0004-net-ethernet-cortina-Restore-TSO-support.patch[3] All other patches automatically rebased. 1. https://lore.kernel.org/all/20241019-xtables-typos-v2-1-6b8b1735dc8e@0upti.me/ 2 https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.57&id=452c0740d72c6a77a41f6ddc318a48f18c3d2346 3. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.57&id=611f74b0e7fb93ee2366d9d7edca546806b220e9 Build system: x86/64 Build-tested: x86/64/AMD Cezanne, flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3 Run-tested: x86/64/AMD Cezanne, flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3 Signed-off-by: John Audia <therealgraysky@proton.me> Link: https://github.com/openwrt/openwrt/pull/16726 Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
92 lines
2.7 KiB
Diff
92 lines
2.7 KiB
Diff
From 97789b93b792fc97ad4476b79e0f38ffa8e7e0ee Mon Sep 17 00:00:00 2001
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From: Sebastian Reichel <sebastian.reichel@collabora.com>
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Date: Fri, 20 Oct 2023 16:11:41 +0200
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Subject: [PATCH] usb: dwc3: add optional PHY interface clocks
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On Rockchip RK3588 one of the DWC3 cores is integrated weirdly and
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requires two extra clocks to be enabled. Without these extra clocks
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hot-plugging USB devices is broken.
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Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
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Acked-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
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Link: https://lore.kernel.org/r/20231020150022.48725-3-sebastian.reichel@collabora.com
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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---
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drivers/usb/dwc3/core.c | 28 ++++++++++++++++++++++++++++
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drivers/usb/dwc3/core.h | 4 ++++
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2 files changed, 32 insertions(+)
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--- a/drivers/usb/dwc3/core.c
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+++ b/drivers/usb/dwc3/core.c
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@@ -845,8 +845,20 @@ static int dwc3_clk_enable(struct dwc3 *
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if (ret)
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goto disable_ref_clk;
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+ ret = clk_prepare_enable(dwc->utmi_clk);
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+ if (ret)
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+ goto disable_susp_clk;
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+
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+ ret = clk_prepare_enable(dwc->pipe_clk);
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+ if (ret)
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+ goto disable_utmi_clk;
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+
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return 0;
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+disable_utmi_clk:
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+ clk_disable_unprepare(dwc->utmi_clk);
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+disable_susp_clk:
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+ clk_disable_unprepare(dwc->susp_clk);
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disable_ref_clk:
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clk_disable_unprepare(dwc->ref_clk);
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disable_bus_clk:
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@@ -856,6 +868,8 @@ disable_bus_clk:
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static void dwc3_clk_disable(struct dwc3 *dwc)
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{
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+ clk_disable_unprepare(dwc->pipe_clk);
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+ clk_disable_unprepare(dwc->utmi_clk);
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clk_disable_unprepare(dwc->susp_clk);
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clk_disable_unprepare(dwc->ref_clk);
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clk_disable_unprepare(dwc->bus_clk);
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@@ -1884,6 +1898,20 @@ static int dwc3_get_clocks(struct dwc3 *
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}
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}
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+ /* specific to Rockchip RK3588 */
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+ dwc->utmi_clk = devm_clk_get_optional(dev, "utmi");
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+ if (IS_ERR(dwc->utmi_clk)) {
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+ return dev_err_probe(dev, PTR_ERR(dwc->utmi_clk),
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+ "could not get utmi clock\n");
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+ }
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+
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+ /* specific to Rockchip RK3588 */
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+ dwc->pipe_clk = devm_clk_get_optional(dev, "pipe");
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+ if (IS_ERR(dwc->pipe_clk)) {
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+ return dev_err_probe(dev, PTR_ERR(dwc->pipe_clk),
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+ "could not get pipe clock\n");
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+ }
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+
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return 0;
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}
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--- a/drivers/usb/dwc3/core.h
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+++ b/drivers/usb/dwc3/core.h
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@@ -997,6 +997,8 @@ struct dwc3_scratchpad_array {
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* @bus_clk: clock for accessing the registers
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* @ref_clk: reference clock
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* @susp_clk: clock used when the SS phy is in low power (S3) state
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+ * @utmi_clk: clock used for USB2 PHY communication
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+ * @pipe_clk: clock used for USB3 PHY communication
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* @reset: reset control
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* @regs: base address for our registers
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* @regs_size: address space size
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@@ -1167,6 +1169,8 @@ struct dwc3 {
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struct clk *bus_clk;
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struct clk *ref_clk;
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struct clk *susp_clk;
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+ struct clk *utmi_clk;
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+ struct clk *pipe_clk;
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struct reset_control *reset;
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