251f76c1c6
Adds latest 6.6 patches from the Raspberry Pi repository. These patches were generated from: https://github.com/raspberrypi/linux/commits/rpi-6.6.y/ With the following command: git format-patch -N v6.6.83..HEAD (HEAD -> 08d4e8f52256bd422d8a1f876411603f627d0a82) Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
73 lines
2.9 KiB
Diff
73 lines
2.9 KiB
Diff
From 20684f46eb962173b57ba2d70f9f2e028c95c4c9 Mon Sep 17 00:00:00 2001
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From: Jonathan Bell <jonathan@raspberrypi.com>
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Date: Wed, 24 Jan 2024 16:28:19 +0000
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Subject: [PATCH 0853/1085] drivers: usb: dwc3: add FS/LS bus instance parkmode
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disable bit
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There are three parkmode disable bits, one for each bus instance type.
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Add FS/LS and parse the quirk out of DT. Also update the slightly
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mangled quirk descriptions.
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Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
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---
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drivers/usb/dwc3/core.c | 5 +++++
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drivers/usb/dwc3/core.h | 12 ++++++++----
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2 files changed, 13 insertions(+), 4 deletions(-)
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--- a/drivers/usb/dwc3/core.c
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+++ b/drivers/usb/dwc3/core.c
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@@ -1367,6 +1367,9 @@ static int dwc3_core_init(struct dwc3 *d
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if (dwc->parkmode_disable_hs_quirk)
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reg |= DWC3_GUCTL1_PARKMODE_DISABLE_HS;
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+ if (dwc->parkmode_disable_fsls_quirk)
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+ reg |= DWC3_GUCTL1_PARKMODE_DISABLE_FSLS;
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+
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if (DWC3_VER_IS_WITHIN(DWC3, 290A, ANY) &&
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(dwc->maximum_speed == USB_SPEED_HIGH ||
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dwc->maximum_speed == USB_SPEED_FULL))
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@@ -1634,6 +1637,8 @@ static void dwc3_get_properties(struct d
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"snps,parkmode-disable-ss-quirk");
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dwc->parkmode_disable_hs_quirk = device_property_read_bool(dev,
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"snps,parkmode-disable-hs-quirk");
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+ dwc->parkmode_disable_fsls_quirk = device_property_read_bool(dev,
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+ "snps,parkmode-disable-fsls-quirk");
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dwc->gfladj_refclk_lpm_sel = device_property_read_bool(dev,
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"snps,gfladj-refclk-lpm-sel-quirk");
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--- a/drivers/usb/dwc3/core.h
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+++ b/drivers/usb/dwc3/core.h
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@@ -268,6 +268,7 @@
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#define DWC3_GUCTL1_DEV_L1_EXIT_BY_HW BIT(24)
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#define DWC3_GUCTL1_PARKMODE_DISABLE_SS BIT(17)
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#define DWC3_GUCTL1_PARKMODE_DISABLE_HS BIT(16)
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+#define DWC3_GUCTL1_PARKMODE_DISABLE_FSLS BIT(15)
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#define DWC3_GUCTL1_RESUME_OPMODE_HS_HOST BIT(10)
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/* Global Status Register */
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@@ -1118,10 +1119,12 @@ struct dwc3_scratchpad_array {
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* generation after resume from suspend.
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* @ulpi_ext_vbus_drv: Set to confiure the upli chip to drives CPEN pin
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* VBUS with an external supply.
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- * @parkmode_disable_ss_quirk: set if we need to disable all SuperSpeed
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- * instances in park mode.
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- * @parkmode_disable_hs_quirk: set if we need to disable all HishSpeed
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- * instances in park mode.
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+ * @parkmode_disable_ss_quirk: If set, disable park mode feature for all
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+ * Superspeed instances.
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+ * @parkmode_disable_hs_quirk: If set, disable park mode feature for all
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+ * Highspeed instances.
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+ * @parkmode_disable_fsls_quirk: If set, disable park mode feature for all
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+ * Full/Lowspeed instances.
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* @tx_de_emphasis_quirk: set if we enable Tx de-emphasis quirk
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* @tx_de_emphasis: Tx de-emphasis value
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* 0 - -6dB de-emphasis
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@@ -1347,6 +1350,7 @@ struct dwc3 {
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unsigned ulpi_ext_vbus_drv:1;
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unsigned parkmode_disable_ss_quirk:1;
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unsigned parkmode_disable_hs_quirk:1;
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+ unsigned parkmode_disable_fsls_quirk:1;
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unsigned gfladj_refclk_lpm_sel:1;
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unsigned tx_de_emphasis_quirk:1;
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