* [2/5] usb: dwc2: Move phy init into core
@ 2019-04-02 10:39 Jules Maselbas
0 siblings, 0 replies; 3+ messages in thread
From: Jules Maselbas @ 2019-04-02 10:39 UTC (permalink / raw)
To: Minas Harutyunyan
Cc: Greg Kroah-Hartman, Pierre-Yves Kerbrat, linux-usb, Jules Maselbas
As the phy initialization is almost the same in host and gadget
mode. This only move the phy initialization functions into core.c
for now, the goal is to share theses functions between the two modes.
Signed-off-by: Jules Maselbas <jmaselbas@kalray.eu>
---
drivers/usb/dwc2/core.c | 190 ++++++++++++++++++++++++++++++++++++++++
drivers/usb/dwc2/core.h | 1 +
drivers/usb/dwc2/hcd.c | 190 ----------------------------------------
3 files changed, 191 insertions(+), 190 deletions(-)
diff --git a/drivers/usb/dwc2/core.c b/drivers/usb/dwc2/core.c
index 55d5ae2a7ec7..0dc1ab89092b 100644
--- a/drivers/usb/dwc2/core.c
+++ b/drivers/usb/dwc2/core.c
@@ -1020,6 +1020,196 @@ int dwc2_hsotg_wait_bit_clear(struct dwc2_hsotg *hsotg, u32 offset, u32 mask,
return -ETIMEDOUT;
}
+/*
+ * Initializes the FSLSPClkSel field of the HCFG register depending on the
+ * PHY type
+ */
+static void dwc2_init_fs_ls_pclk_sel(struct dwc2_hsotg *hsotg)
+{
+ u32 hcfg, val;
+
+ if ((hsotg->hw_params.hs_phy_type == GHWCFG2_HS_PHY_TYPE_ULPI &&
+ hsotg->hw_params.fs_phy_type == GHWCFG2_FS_PHY_TYPE_DEDICATED &&
+ hsotg->params.ulpi_fs_ls) ||
+ hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS) {
+ /* Full speed PHY */
+ val = HCFG_FSLSPCLKSEL_48_MHZ;
+ } else {
+ /* High speed PHY running at full speed or high speed */
+ val = HCFG_FSLSPCLKSEL_30_60_MHZ;
+ }
+
+ dev_dbg(hsotg->dev, "Initializing HCFG.FSLSPClkSel to %08x\n", val);
+ hcfg = dwc2_readl(hsotg, HCFG);
+ hcfg &= ~HCFG_FSLSPCLKSEL_MASK;
+ hcfg |= val << HCFG_FSLSPCLKSEL_SHIFT;
+ dwc2_writel(hsotg, hcfg, HCFG);
+}
+
+static int dwc2_fs_phy_init(struct dwc2_hsotg *hsotg, bool select_phy)
+{
+ u32 usbcfg, ggpio, i2cctl;
+ int retval = 0;
+
+ /*
+ * core_init() is now called on every switch so only call the
+ * following for the first time through
+ */
+ if (select_phy) {
+ dev_dbg(hsotg->dev, "FS PHY selected\n");
+
+ usbcfg = dwc2_readl(hsotg, GUSBCFG);
+ if (!(usbcfg & GUSBCFG_PHYSEL)) {
+ usbcfg |= GUSBCFG_PHYSEL;
+ dwc2_writel(hsotg, usbcfg, GUSBCFG);
+
+ /* Reset after a PHY select */
+ retval = dwc2_core_reset(hsotg, false);
+
+ if (retval) {
+ dev_err(hsotg->dev,
+ "%s: Reset failed, aborting", __func__);
+ return retval;
+ }
+ }
+
+ if (hsotg->params.activate_stm_fs_transceiver) {
+ ggpio = dwc2_readl(hsotg, GGPIO);
+ if (!(ggpio & GGPIO_STM32_OTG_GCCFG_PWRDWN)) {
+ dev_dbg(hsotg->dev, "Activating transceiver\n");
+ /*
+ * STM32F4x9 uses the GGPIO register as general
+ * core configuration register.
+ */
+ ggpio |= GGPIO_STM32_OTG_GCCFG_PWRDWN;
+ dwc2_writel(hsotg, ggpio, GGPIO);
+ }
+ }
+ }
+
+ /*
+ * Program DCFG.DevSpd or HCFG.FSLSPclkSel to 48Mhz in FS. Also
+ * do this on HNP Dev/Host mode switches (done in dev_init and
+ * host_init).
+ */
+ if (dwc2_is_host_mode(hsotg))
+ dwc2_init_fs_ls_pclk_sel(hsotg);
+
+ if (hsotg->params.i2c_enable) {
+ dev_dbg(hsotg->dev, "FS PHY enabling I2C\n");
+
+ /* Program GUSBCFG.OtgUtmiFsSel to I2C */
+ usbcfg = dwc2_readl(hsotg, GUSBCFG);
+ usbcfg |= GUSBCFG_OTG_UTMI_FS_SEL;
+ dwc2_writel(hsotg, usbcfg, GUSBCFG);
+
+ /* Program GI2CCTL.I2CEn */
+ i2cctl = dwc2_readl(hsotg, GI2CCTL);
+ i2cctl &= ~GI2CCTL_I2CDEVADDR_MASK;
+ i2cctl |= 1 << GI2CCTL_I2CDEVADDR_SHIFT;
+ i2cctl &= ~GI2CCTL_I2CEN;
+ dwc2_writel(hsotg, i2cctl, GI2CCTL);
+ i2cctl |= GI2CCTL_I2CEN;
+ dwc2_writel(hsotg, i2cctl, GI2CCTL);
+ }
+
+ return retval;
+}
+
+static int dwc2_hs_phy_init(struct dwc2_hsotg *hsotg, bool select_phy)
+{
+ u32 usbcfg, usbcfg_old;
+ int retval = 0;
+
+ if (!select_phy)
+ return 0;
+
+ usbcfg = dwc2_readl(hsotg, GUSBCFG);
+ usbcfg_old = usbcfg;
+
+ /*
+ * HS PHY parameters. These parameters are preserved during soft reset
+ * so only program the first time. Do a soft reset immediately after
+ * setting phyif.
+ */
+ switch (hsotg->params.phy_type) {
+ case DWC2_PHY_TYPE_PARAM_ULPI:
+ /* ULPI interface */
+ dev_dbg(hsotg->dev, "HS ULPI PHY selected\n");
+ usbcfg |= GUSBCFG_ULPI_UTMI_SEL;
+ usbcfg &= ~(GUSBCFG_PHYIF16 | GUSBCFG_DDRSEL);
+ if (hsotg->params.phy_ulpi_ddr)
+ usbcfg |= GUSBCFG_DDRSEL;
+
+ /* Set external VBUS indicator as needed. */
+ if (hsotg->params.oc_disable)
+ usbcfg |= (GUSBCFG_ULPI_INT_VBUS_IND |
+ GUSBCFG_INDICATORPASSTHROUGH);
+ break;
+ case DWC2_PHY_TYPE_PARAM_UTMI:
+ /* UTMI+ interface */
+ dev_dbg(hsotg->dev, "HS UTMI+ PHY selected\n");
+ usbcfg &= ~(GUSBCFG_ULPI_UTMI_SEL | GUSBCFG_PHYIF16);
+ if (hsotg->params.phy_utmi_width == 16)
+ usbcfg |= GUSBCFG_PHYIF16;
+ break;
+ default:
+ dev_err(hsotg->dev, "FS PHY selected at HS!\n");
+ break;
+ }
+
+ if (usbcfg != usbcfg_old) {
+ dwc2_writel(hsotg, usbcfg, GUSBCFG);
+
+ /* Reset after setting the PHY parameters */
+ retval = dwc2_core_reset(hsotg, false);
+ if (retval) {
+ dev_err(hsotg->dev,
+ "%s: Reset failed, aborting", __func__);
+ return retval;
+ }
+ }
+
+ return retval;
+}
+
+int dwc2_phy_init(struct dwc2_hsotg *hsotg, bool select_phy)
+{
+ u32 usbcfg;
+ int retval = 0;
+
+ if ((hsotg->params.speed == DWC2_SPEED_PARAM_FULL ||
+ hsotg->params.speed == DWC2_SPEED_PARAM_LOW) &&
+ hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS) {
+ /* If FS/LS mode with FS/LS PHY */
+ retval = dwc2_fs_phy_init(hsotg, select_phy);
+ if (retval)
+ return retval;
+ } else {
+ /* High speed PHY */
+ retval = dwc2_hs_phy_init(hsotg, select_phy);
+ if (retval)
+ return retval;
+ }
+
+ if (hsotg->hw_params.hs_phy_type == GHWCFG2_HS_PHY_TYPE_ULPI &&
+ hsotg->hw_params.fs_phy_type == GHWCFG2_FS_PHY_TYPE_DEDICATED &&
+ hsotg->params.ulpi_fs_ls) {
+ dev_dbg(hsotg->dev, "Setting ULPI FSLS\n");
+ usbcfg = dwc2_readl(hsotg, GUSBCFG);
+ usbcfg |= GUSBCFG_ULPI_FS_LS;
+ usbcfg |= GUSBCFG_ULPI_CLK_SUSP_M;
+ dwc2_writel(hsotg, usbcfg, GUSBCFG);
+ } else {
+ usbcfg = dwc2_readl(hsotg, GUSBCFG);
+ usbcfg &= ~GUSBCFG_ULPI_FS_LS;
+ usbcfg &= ~GUSBCFG_ULPI_CLK_SUSP_M;
+ dwc2_writel(hsotg, usbcfg, GUSBCFG);
+ }
+
+ return retval;
+}
+
MODULE_DESCRIPTION("DESIGNWARE HS OTG Core");
MODULE_AUTHOR("Synopsys, Inc.");
MODULE_LICENSE("Dual BSD/GPL");
diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h
index 30bab8463c96..1fad5dcbcd81 100644
--- a/drivers/usb/dwc2/core.h
+++ b/drivers/usb/dwc2/core.h
@@ -1283,6 +1283,7 @@ int dwc2_exit_partial_power_down(struct dwc2_hsotg *hsotg, bool restore);
int dwc2_enter_hibernation(struct dwc2_hsotg *hsotg, int is_host);
int dwc2_exit_hibernation(struct dwc2_hsotg *hsotg, int rem_wakeup,
int reset, int is_host);
+int dwc2_phy_init(struct dwc2_hsotg *hsotg, bool select_phy);
void dwc2_force_mode(struct dwc2_hsotg *hsotg, bool host);
void dwc2_force_dr_mode(struct dwc2_hsotg *hsotg);
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index 3f087962f498..9733f2177d39 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -97,196 +97,6 @@ static void dwc2_enable_common_interrupts(struct dwc2_hsotg *hsotg)
dwc2_writel(hsotg, intmsk, GINTMSK);
}
-/*
- * Initializes the FSLSPClkSel field of the HCFG register depending on the
- * PHY type
- */
-static void dwc2_init_fs_ls_pclk_sel(struct dwc2_hsotg *hsotg)
-{
- u32 hcfg, val;
-
- if ((hsotg->hw_params.hs_phy_type == GHWCFG2_HS_PHY_TYPE_ULPI &&
- hsotg->hw_params.fs_phy_type == GHWCFG2_FS_PHY_TYPE_DEDICATED &&
- hsotg->params.ulpi_fs_ls) ||
- hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS) {
- /* Full speed PHY */
- val = HCFG_FSLSPCLKSEL_48_MHZ;
- } else {
- /* High speed PHY running at full speed or high speed */
- val = HCFG_FSLSPCLKSEL_30_60_MHZ;
- }
-
- dev_dbg(hsotg->dev, "Initializing HCFG.FSLSPClkSel to %08x\n", val);
- hcfg = dwc2_readl(hsotg, HCFG);
- hcfg &= ~HCFG_FSLSPCLKSEL_MASK;
- hcfg |= val << HCFG_FSLSPCLKSEL_SHIFT;
- dwc2_writel(hsotg, hcfg, HCFG);
-}
-
-static int dwc2_fs_phy_init(struct dwc2_hsotg *hsotg, bool select_phy)
-{
- u32 usbcfg, ggpio, i2cctl;
- int retval = 0;
-
- /*
- * core_init() is now called on every switch so only call the
- * following for the first time through
- */
- if (select_phy) {
- dev_dbg(hsotg->dev, "FS PHY selected\n");
-
- usbcfg = dwc2_readl(hsotg, GUSBCFG);
- if (!(usbcfg & GUSBCFG_PHYSEL)) {
- usbcfg |= GUSBCFG_PHYSEL;
- dwc2_writel(hsotg, usbcfg, GUSBCFG);
-
- /* Reset after a PHY select */
- retval = dwc2_core_reset(hsotg, false);
-
- if (retval) {
- dev_err(hsotg->dev,
- "%s: Reset failed, aborting", __func__);
- return retval;
- }
- }
-
- if (hsotg->params.activate_stm_fs_transceiver) {
- ggpio = dwc2_readl(hsotg, GGPIO);
- if (!(ggpio & GGPIO_STM32_OTG_GCCFG_PWRDWN)) {
- dev_dbg(hsotg->dev, "Activating transceiver\n");
- /*
- * STM32F4x9 uses the GGPIO register as general
- * core configuration register.
- */
- ggpio |= GGPIO_STM32_OTG_GCCFG_PWRDWN;
- dwc2_writel(hsotg, ggpio, GGPIO);
- }
- }
- }
-
- /*
- * Program DCFG.DevSpd or HCFG.FSLSPclkSel to 48Mhz in FS. Also
- * do this on HNP Dev/Host mode switches (done in dev_init and
- * host_init).
- */
- if (dwc2_is_host_mode(hsotg))
- dwc2_init_fs_ls_pclk_sel(hsotg);
-
- if (hsotg->params.i2c_enable) {
- dev_dbg(hsotg->dev, "FS PHY enabling I2C\n");
-
- /* Program GUSBCFG.OtgUtmiFsSel to I2C */
- usbcfg = dwc2_readl(hsotg, GUSBCFG);
- usbcfg |= GUSBCFG_OTG_UTMI_FS_SEL;
- dwc2_writel(hsotg, usbcfg, GUSBCFG);
-
- /* Program GI2CCTL.I2CEn */
- i2cctl = dwc2_readl(hsotg, GI2CCTL);
- i2cctl &= ~GI2CCTL_I2CDEVADDR_MASK;
- i2cctl |= 1 << GI2CCTL_I2CDEVADDR_SHIFT;
- i2cctl &= ~GI2CCTL_I2CEN;
- dwc2_writel(hsotg, i2cctl, GI2CCTL);
- i2cctl |= GI2CCTL_I2CEN;
- dwc2_writel(hsotg, i2cctl, GI2CCTL);
- }
-
- return retval;
-}
-
-static int dwc2_hs_phy_init(struct dwc2_hsotg *hsotg, bool select_phy)
-{
- u32 usbcfg, usbcfg_old;
- int retval = 0;
-
- if (!select_phy)
- return 0;
-
- usbcfg = dwc2_readl(hsotg, GUSBCFG);
- usbcfg_old = usbcfg;
-
- /*
- * HS PHY parameters. These parameters are preserved during soft reset
- * so only program the first time. Do a soft reset immediately after
- * setting phyif.
- */
- switch (hsotg->params.phy_type) {
- case DWC2_PHY_TYPE_PARAM_ULPI:
- /* ULPI interface */
- dev_dbg(hsotg->dev, "HS ULPI PHY selected\n");
- usbcfg |= GUSBCFG_ULPI_UTMI_SEL;
- usbcfg &= ~(GUSBCFG_PHYIF16 | GUSBCFG_DDRSEL);
- if (hsotg->params.phy_ulpi_ddr)
- usbcfg |= GUSBCFG_DDRSEL;
-
- /* Set external VBUS indicator as needed. */
- if (hsotg->params.oc_disable)
- usbcfg |= (GUSBCFG_ULPI_INT_VBUS_IND |
- GUSBCFG_INDICATORPASSTHROUGH);
- break;
- case DWC2_PHY_TYPE_PARAM_UTMI:
- /* UTMI+ interface */
- dev_dbg(hsotg->dev, "HS UTMI+ PHY selected\n");
- usbcfg &= ~(GUSBCFG_ULPI_UTMI_SEL | GUSBCFG_PHYIF16);
- if (hsotg->params.phy_utmi_width == 16)
- usbcfg |= GUSBCFG_PHYIF16;
- break;
- default:
- dev_err(hsotg->dev, "FS PHY selected at HS!\n");
- break;
- }
-
- if (usbcfg != usbcfg_old) {
- dwc2_writel(hsotg, usbcfg, GUSBCFG);
-
- /* Reset after setting the PHY parameters */
- retval = dwc2_core_reset(hsotg, false);
- if (retval) {
- dev_err(hsotg->dev,
- "%s: Reset failed, aborting", __func__);
- return retval;
- }
- }
-
- return retval;
-}
-
-static int dwc2_phy_init(struct dwc2_hsotg *hsotg, bool select_phy)
-{
- u32 usbcfg;
- int retval = 0;
-
- if ((hsotg->params.speed == DWC2_SPEED_PARAM_FULL ||
- hsotg->params.speed == DWC2_SPEED_PARAM_LOW) &&
- hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS) {
- /* If FS/LS mode with FS/LS PHY */
- retval = dwc2_fs_phy_init(hsotg, select_phy);
- if (retval)
- return retval;
- } else {
- /* High speed PHY */
- retval = dwc2_hs_phy_init(hsotg, select_phy);
- if (retval)
- return retval;
- }
-
- if (hsotg->hw_params.hs_phy_type == GHWCFG2_HS_PHY_TYPE_ULPI &&
- hsotg->hw_params.fs_phy_type == GHWCFG2_FS_PHY_TYPE_DEDICATED &&
- hsotg->params.ulpi_fs_ls) {
- dev_dbg(hsotg->dev, "Setting ULPI FSLS\n");
- usbcfg = dwc2_readl(hsotg, GUSBCFG);
- usbcfg |= GUSBCFG_ULPI_FS_LS;
- usbcfg |= GUSBCFG_ULPI_CLK_SUSP_M;
- dwc2_writel(hsotg, usbcfg, GUSBCFG);
- } else {
- usbcfg = dwc2_readl(hsotg, GUSBCFG);
- usbcfg &= ~GUSBCFG_ULPI_FS_LS;
- usbcfg &= ~GUSBCFG_ULPI_CLK_SUSP_M;
- dwc2_writel(hsotg, usbcfg, GUSBCFG);
- }
-
- return retval;
-}
-
static int dwc2_gahbcfg_init(struct dwc2_hsotg *hsotg)
{
u32 ahbcfg = dwc2_readl(hsotg, GAHBCFG);
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [2/5] usb: dwc2: Move phy init into core
@ 2019-04-03 7:33 kbuild test robot
0 siblings, 0 replies; 3+ messages in thread
From: kbuild test robot @ 2019-04-03 7:33 UTC (permalink / raw)
To: Jules Maselbas
Cc: kbuild-all, Minas Harutyunyan, Greg Kroah-Hartman,
Pierre-Yves Kerbrat, linux-usb
Hi Jules,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on balbi-usb/next]
[also build test ERROR on v5.1-rc3 next-20190402]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Jules-Maselbas/usb-dwc2-Improve-gadget-phy-init/20190403-103251
base: https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git next
config: i386-randconfig-l1-04030817 (attached as .config)
compiler: gcc-5 (Debian 5.5.0-3) 5.4.1 20171010
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
drivers/usb/dwc2/hcd.c: In function 'dwc2_core_host_init':
>> drivers/usb/dwc2/hcd.c:2185:2: error: implicit declaration of function 'dwc2_init_fs_ls_pclk_sel' [-Werror=implicit-function-declaration]
dwc2_init_fs_ls_pclk_sel(hsotg);
^
cc1: some warnings being treated as errors
vim +/dwc2_init_fs_ls_pclk_sel +2185 drivers/usb/dwc2/hcd.c
b02038fa John Youn 2016-02-23 2152
b02038fa John Youn 2016-02-23 2153 /**
b02038fa John Youn 2016-02-23 2154 * dwc2_core_host_init() - Initializes the DWC_otg controller registers for
b02038fa John Youn 2016-02-23 2155 * Host mode
b02038fa John Youn 2016-02-23 2156 *
b02038fa John Youn 2016-02-23 2157 * @hsotg: Programming view of DWC_otg controller
b02038fa John Youn 2016-02-23 2158 *
b02038fa John Youn 2016-02-23 2159 * This function flushes the Tx and Rx FIFOs and flushes any entries in the
b02038fa John Youn 2016-02-23 2160 * request queues. Host channels are reset to ensure that they are ready for
b02038fa John Youn 2016-02-23 2161 * performing transfers.
b02038fa John Youn 2016-02-23 2162 */
b02038fa John Youn 2016-02-23 2163 static void dwc2_core_host_init(struct dwc2_hsotg *hsotg)
b02038fa John Youn 2016-02-23 2164 {
92a8dd26 Minas Harutyunyan 2018-01-19 2165 u32 hcfg, hfir, otgctl, usbcfg;
b02038fa John Youn 2016-02-23 2166
b02038fa John Youn 2016-02-23 2167 dev_dbg(hsotg->dev, "%s(%p)\n", __func__, hsotg);
b02038fa John Youn 2016-02-23 2168
92a8dd26 Minas Harutyunyan 2018-01-19 2169 /* Set HS/FS Timeout Calibration to 7 (max available value).
92a8dd26 Minas Harutyunyan 2018-01-19 2170 * The number of PHY clocks that the application programs in
92a8dd26 Minas Harutyunyan 2018-01-19 2171 * this field is added to the high/full speed interpacket timeout
92a8dd26 Minas Harutyunyan 2018-01-19 2172 * duration in the core to account for any additional delays
92a8dd26 Minas Harutyunyan 2018-01-19 2173 * introduced by the PHY. This can be required, because the delay
92a8dd26 Minas Harutyunyan 2018-01-19 2174 * introduced by the PHY in generating the linestate condition
92a8dd26 Minas Harutyunyan 2018-01-19 2175 * can vary from one PHY to another.
92a8dd26 Minas Harutyunyan 2018-01-19 2176 */
f25c42b8 Gevorg Sahakyan 2018-07-26 2177 usbcfg = dwc2_readl(hsotg, GUSBCFG);
92a8dd26 Minas Harutyunyan 2018-01-19 2178 usbcfg |= GUSBCFG_TOUTCAL(7);
f25c42b8 Gevorg Sahakyan 2018-07-26 2179 dwc2_writel(hsotg, usbcfg, GUSBCFG);
92a8dd26 Minas Harutyunyan 2018-01-19 2180
b02038fa John Youn 2016-02-23 2181 /* Restart the Phy Clock */
f25c42b8 Gevorg Sahakyan 2018-07-26 2182 dwc2_writel(hsotg, 0, PCGCTL);
b02038fa John Youn 2016-02-23 2183
b02038fa John Youn 2016-02-23 2184 /* Initialize Host Configuration Register */
b02038fa John Youn 2016-02-23 @2185 dwc2_init_fs_ls_pclk_sel(hsotg);
38e9002b Vardan Mikayelyan 2016-11-14 2186 if (hsotg->params.speed == DWC2_SPEED_PARAM_FULL ||
38e9002b Vardan Mikayelyan 2016-11-14 2187 hsotg->params.speed == DWC2_SPEED_PARAM_LOW) {
f25c42b8 Gevorg Sahakyan 2018-07-26 2188 hcfg = dwc2_readl(hsotg, HCFG);
b02038fa John Youn 2016-02-23 2189 hcfg |= HCFG_FSLSSUPP;
f25c42b8 Gevorg Sahakyan 2018-07-26 2190 dwc2_writel(hsotg, hcfg, HCFG);
b02038fa John Youn 2016-02-23 2191 }
b02038fa John Youn 2016-02-23 2192
b02038fa John Youn 2016-02-23 2193 /*
b02038fa John Youn 2016-02-23 2194 * This bit allows dynamic reloading of the HFIR register during
b02038fa John Youn 2016-02-23 2195 * runtime. This bit needs to be programmed during initial configuration
b02038fa John Youn 2016-02-23 2196 * and its value must not be changed during runtime.
b02038fa John Youn 2016-02-23 2197 */
95832c00 John Youn 2017-01-23 2198 if (hsotg->params.reload_ctl) {
f25c42b8 Gevorg Sahakyan 2018-07-26 2199 hfir = dwc2_readl(hsotg, HFIR);
b02038fa John Youn 2016-02-23 2200 hfir |= HFIR_RLDCTRL;
f25c42b8 Gevorg Sahakyan 2018-07-26 2201 dwc2_writel(hsotg, hfir, HFIR);
b02038fa John Youn 2016-02-23 2202 }
b02038fa John Youn 2016-02-23 2203
95832c00 John Youn 2017-01-23 2204 if (hsotg->params.dma_desc_enable) {
b02038fa John Youn 2016-02-23 2205 u32 op_mode = hsotg->hw_params.op_mode;
b02038fa John Youn 2016-02-23 2206
b02038fa John Youn 2016-02-23 2207 if (hsotg->hw_params.snpsid < DWC2_CORE_REV_2_90a ||
b02038fa John Youn 2016-02-23 2208 !hsotg->hw_params.dma_desc_enable ||
b02038fa John Youn 2016-02-23 2209 op_mode == GHWCFG2_OP_MODE_SRP_CAPABLE_DEVICE ||
b02038fa John Youn 2016-02-23 2210 op_mode == GHWCFG2_OP_MODE_NO_SRP_CAPABLE_DEVICE ||
b02038fa John Youn 2016-02-23 2211 op_mode == GHWCFG2_OP_MODE_UNDEFINED) {
b02038fa John Youn 2016-02-23 2212 dev_err(hsotg->dev,
b02038fa John Youn 2016-02-23 2213 "Hardware does not support descriptor DMA mode -\n");
b02038fa John Youn 2016-02-23 2214 dev_err(hsotg->dev,
b02038fa John Youn 2016-02-23 2215 "falling back to buffer DMA mode.\n");
95832c00 John Youn 2017-01-23 2216 hsotg->params.dma_desc_enable = false;
b02038fa John Youn 2016-02-23 2217 } else {
f25c42b8 Gevorg Sahakyan 2018-07-26 2218 hcfg = dwc2_readl(hsotg, HCFG);
b02038fa John Youn 2016-02-23 2219 hcfg |= HCFG_DESCDMA;
f25c42b8 Gevorg Sahakyan 2018-07-26 2220 dwc2_writel(hsotg, hcfg, HCFG);
b02038fa John Youn 2016-02-23 2221 }
b02038fa John Youn 2016-02-23 2222 }
b02038fa John Youn 2016-02-23 2223
b02038fa John Youn 2016-02-23 2224 /* Configure data FIFO sizes */
b02038fa John Youn 2016-02-23 2225 dwc2_config_fifos(hsotg);
b02038fa John Youn 2016-02-23 2226
b02038fa John Youn 2016-02-23 2227 /* TODO - check this */
b02038fa John Youn 2016-02-23 2228 /* Clear Host Set HNP Enable in the OTG Control Register */
f25c42b8 Gevorg Sahakyan 2018-07-26 2229 otgctl = dwc2_readl(hsotg, GOTGCTL);
b02038fa John Youn 2016-02-23 2230 otgctl &= ~GOTGCTL_HSTSETHNPEN;
f25c42b8 Gevorg Sahakyan 2018-07-26 2231 dwc2_writel(hsotg, otgctl, GOTGCTL);
b02038fa John Youn 2016-02-23 2232
b02038fa John Youn 2016-02-23 2233 /* Make sure the FIFOs are flushed */
b02038fa John Youn 2016-02-23 2234 dwc2_flush_tx_fifo(hsotg, 0x10 /* all TX FIFOs */);
b02038fa John Youn 2016-02-23 2235 dwc2_flush_rx_fifo(hsotg);
b02038fa John Youn 2016-02-23 2236
b02038fa John Youn 2016-02-23 2237 /* Clear Host Set HNP Enable in the OTG Control Register */
f25c42b8 Gevorg Sahakyan 2018-07-26 2238 otgctl = dwc2_readl(hsotg, GOTGCTL);
b02038fa John Youn 2016-02-23 2239 otgctl &= ~GOTGCTL_HSTSETHNPEN;
f25c42b8 Gevorg Sahakyan 2018-07-26 2240 dwc2_writel(hsotg, otgctl, GOTGCTL);
b02038fa John Youn 2016-02-23 2241
95832c00 John Youn 2017-01-23 2242 if (!hsotg->params.dma_desc_enable) {
b02038fa John Youn 2016-02-23 2243 int num_channels, i;
b02038fa John Youn 2016-02-23 2244 u32 hcchar;
b02038fa John Youn 2016-02-23 2245
b02038fa John Youn 2016-02-23 2246 /* Flush out any leftover queued requests */
bea8e86c John Youn 2016-11-03 2247 num_channels = hsotg->params.host_channels;
b02038fa John Youn 2016-02-23 2248 for (i = 0; i < num_channels; i++) {
f25c42b8 Gevorg Sahakyan 2018-07-26 2249 hcchar = dwc2_readl(hsotg, HCCHAR(i));
b02038fa John Youn 2016-02-23 2250 hcchar &= ~HCCHAR_CHENA;
b02038fa John Youn 2016-02-23 2251 hcchar |= HCCHAR_CHDIS;
b02038fa John Youn 2016-02-23 2252 hcchar &= ~HCCHAR_EPDIR;
f25c42b8 Gevorg Sahakyan 2018-07-26 2253 dwc2_writel(hsotg, hcchar, HCCHAR(i));
b02038fa John Youn 2016-02-23 2254 }
b02038fa John Youn 2016-02-23 2255
b02038fa John Youn 2016-02-23 2256 /* Halt all channels to put them into a known state */
b02038fa John Youn 2016-02-23 2257 for (i = 0; i < num_channels; i++) {
f25c42b8 Gevorg Sahakyan 2018-07-26 2258 hcchar = dwc2_readl(hsotg, HCCHAR(i));
b02038fa John Youn 2016-02-23 2259 hcchar |= HCCHAR_CHENA | HCCHAR_CHDIS;
b02038fa John Youn 2016-02-23 2260 hcchar &= ~HCCHAR_EPDIR;
f25c42b8 Gevorg Sahakyan 2018-07-26 2261 dwc2_writel(hsotg, hcchar, HCCHAR(i));
b02038fa John Youn 2016-02-23 2262 dev_dbg(hsotg->dev, "%s: Halt channel %d\n",
b02038fa John Youn 2016-02-23 2263 __func__, i);
79d6b8c5 Sevak Arakelyan 2018-01-19 2264
79d6b8c5 Sevak Arakelyan 2018-01-19 2265 if (dwc2_hsotg_wait_bit_clear(hsotg, HCCHAR(i),
79d6b8c5 Sevak Arakelyan 2018-01-19 2266 HCCHAR_CHENA, 1000)) {
79d6b8c5 Sevak Arakelyan 2018-01-19 2267 dev_warn(hsotg->dev, "Unable to clear enable on channel %d\n",
b02038fa John Youn 2016-02-23 2268 i);
b02038fa John Youn 2016-02-23 2269 }
b02038fa John Youn 2016-02-23 2270 }
b02038fa John Youn 2016-02-23 2271 }
b02038fa John Youn 2016-02-23 2272
66e77a24 Razmik Karapetyan 2018-01-24 2273 /* Enable ACG feature in host mode, if supported */
66e77a24 Razmik Karapetyan 2018-01-24 2274 dwc2_enable_acg(hsotg);
66e77a24 Razmik Karapetyan 2018-01-24 2275
b02038fa John Youn 2016-02-23 2276 /* Turn on the vbus power */
b02038fa John Youn 2016-02-23 2277 dev_dbg(hsotg->dev, "Init: Port Power? op_state=%d\n", hsotg->op_state);
b02038fa John Youn 2016-02-23 2278 if (hsotg->op_state == OTG_STATE_A_HOST) {
b02038fa John Youn 2016-02-23 2279 u32 hprt0 = dwc2_read_hprt0(hsotg);
b02038fa John Youn 2016-02-23 2280
b02038fa John Youn 2016-02-23 2281 dev_dbg(hsotg->dev, "Init: Power Port (%d)\n",
b02038fa John Youn 2016-02-23 2282 !!(hprt0 & HPRT0_PWR));
b02038fa John Youn 2016-02-23 2283 if (!(hprt0 & HPRT0_PWR)) {
b02038fa John Youn 2016-02-23 2284 hprt0 |= HPRT0_PWR;
f25c42b8 Gevorg Sahakyan 2018-07-26 2285 dwc2_writel(hsotg, hprt0, HPRT0);
b02038fa John Youn 2016-02-23 2286 }
b02038fa John Youn 2016-02-23 2287 }
b02038fa John Youn 2016-02-23 2288
b02038fa John Youn 2016-02-23 2289 dwc2_enable_host_interrupts(hsotg);
b02038fa John Youn 2016-02-23 2290 }
b02038fa John Youn 2016-02-23 2291
:::::: The code at line 2185 was first introduced by commit
:::::: b02038faa7f1b228983d05633c8345f826b20042 usb: dwc2: Move host-specific core functions into hcd.c
:::::: TO: John Youn <johnyoun@synopsys.com>
:::::: CC: Felipe Balbi <balbi@kernel.org>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
^ permalink raw reply [flat|nested] 3+ messages in thread
* [2/5] usb: dwc2: Move phy init into core
@ 2019-04-03 3:30 kbuild test robot
0 siblings, 0 replies; 3+ messages in thread
From: kbuild test robot @ 2019-04-03 3:30 UTC (permalink / raw)
To: Jules Maselbas
Cc: kbuild-all, Minas Harutyunyan, Greg Kroah-Hartman,
Pierre-Yves Kerbrat, linux-usb
Hi Jules,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on balbi-usb/next]
[also build test ERROR on v5.1-rc3 next-20190402]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Jules-Maselbas/usb-dwc2-Improve-gadget-phy-init/20190403-103251
base: https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git next
config: i386-randconfig-x017-201913 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
drivers/usb//dwc2/hcd.c: In function 'dwc2_core_host_init':
>> drivers/usb//dwc2/hcd.c:2185:2: error: implicit declaration of function 'dwc2_init_fs_ls_pclk_sel'; did you mean 'dwc2_init_params'? [-Werror=implicit-function-declaration]
dwc2_init_fs_ls_pclk_sel(hsotg);
^~~~~~~~~~~~~~~~~~~~~~~~
dwc2_init_params
cc1: some warnings being treated as errors
vim +2185 drivers/usb//dwc2/hcd.c
b02038fa John Youn 2016-02-23 2152
b02038fa John Youn 2016-02-23 2153 /**
b02038fa John Youn 2016-02-23 2154 * dwc2_core_host_init() - Initializes the DWC_otg controller registers for
b02038fa John Youn 2016-02-23 2155 * Host mode
b02038fa John Youn 2016-02-23 2156 *
b02038fa John Youn 2016-02-23 2157 * @hsotg: Programming view of DWC_otg controller
b02038fa John Youn 2016-02-23 2158 *
b02038fa John Youn 2016-02-23 2159 * This function flushes the Tx and Rx FIFOs and flushes any entries in the
b02038fa John Youn 2016-02-23 2160 * request queues. Host channels are reset to ensure that they are ready for
b02038fa John Youn 2016-02-23 2161 * performing transfers.
b02038fa John Youn 2016-02-23 2162 */
b02038fa John Youn 2016-02-23 2163 static void dwc2_core_host_init(struct dwc2_hsotg *hsotg)
b02038fa John Youn 2016-02-23 2164 {
92a8dd26 Minas Harutyunyan 2018-01-19 2165 u32 hcfg, hfir, otgctl, usbcfg;
b02038fa John Youn 2016-02-23 2166
b02038fa John Youn 2016-02-23 2167 dev_dbg(hsotg->dev, "%s(%p)\n", __func__, hsotg);
b02038fa John Youn 2016-02-23 2168
92a8dd26 Minas Harutyunyan 2018-01-19 2169 /* Set HS/FS Timeout Calibration to 7 (max available value).
92a8dd26 Minas Harutyunyan 2018-01-19 2170 * The number of PHY clocks that the application programs in
92a8dd26 Minas Harutyunyan 2018-01-19 2171 * this field is added to the high/full speed interpacket timeout
92a8dd26 Minas Harutyunyan 2018-01-19 2172 * duration in the core to account for any additional delays
92a8dd26 Minas Harutyunyan 2018-01-19 2173 * introduced by the PHY. This can be required, because the delay
92a8dd26 Minas Harutyunyan 2018-01-19 2174 * introduced by the PHY in generating the linestate condition
92a8dd26 Minas Harutyunyan 2018-01-19 2175 * can vary from one PHY to another.
92a8dd26 Minas Harutyunyan 2018-01-19 2176 */
f25c42b8 Gevorg Sahakyan 2018-07-26 2177 usbcfg = dwc2_readl(hsotg, GUSBCFG);
92a8dd26 Minas Harutyunyan 2018-01-19 2178 usbcfg |= GUSBCFG_TOUTCAL(7);
f25c42b8 Gevorg Sahakyan 2018-07-26 2179 dwc2_writel(hsotg, usbcfg, GUSBCFG);
92a8dd26 Minas Harutyunyan 2018-01-19 2180
b02038fa John Youn 2016-02-23 2181 /* Restart the Phy Clock */
f25c42b8 Gevorg Sahakyan 2018-07-26 2182 dwc2_writel(hsotg, 0, PCGCTL);
b02038fa John Youn 2016-02-23 2183
b02038fa John Youn 2016-02-23 2184 /* Initialize Host Configuration Register */
b02038fa John Youn 2016-02-23 @2185 dwc2_init_fs_ls_pclk_sel(hsotg);
38e9002b Vardan Mikayelyan 2016-11-14 2186 if (hsotg->params.speed == DWC2_SPEED_PARAM_FULL ||
38e9002b Vardan Mikayelyan 2016-11-14 2187 hsotg->params.speed == DWC2_SPEED_PARAM_LOW) {
f25c42b8 Gevorg Sahakyan 2018-07-26 2188 hcfg = dwc2_readl(hsotg, HCFG);
b02038fa John Youn 2016-02-23 2189 hcfg |= HCFG_FSLSSUPP;
f25c42b8 Gevorg Sahakyan 2018-07-26 2190 dwc2_writel(hsotg, hcfg, HCFG);
b02038fa John Youn 2016-02-23 2191 }
b02038fa John Youn 2016-02-23 2192
b02038fa John Youn 2016-02-23 2193 /*
b02038fa John Youn 2016-02-23 2194 * This bit allows dynamic reloading of the HFIR register during
b02038fa John Youn 2016-02-23 2195 * runtime. This bit needs to be programmed during initial configuration
b02038fa John Youn 2016-02-23 2196 * and its value must not be changed during runtime.
b02038fa John Youn 2016-02-23 2197 */
95832c00 John Youn 2017-01-23 2198 if (hsotg->params.reload_ctl) {
f25c42b8 Gevorg Sahakyan 2018-07-26 2199 hfir = dwc2_readl(hsotg, HFIR);
b02038fa John Youn 2016-02-23 2200 hfir |= HFIR_RLDCTRL;
f25c42b8 Gevorg Sahakyan 2018-07-26 2201 dwc2_writel(hsotg, hfir, HFIR);
b02038fa John Youn 2016-02-23 2202 }
b02038fa John Youn 2016-02-23 2203
95832c00 John Youn 2017-01-23 2204 if (hsotg->params.dma_desc_enable) {
b02038fa John Youn 2016-02-23 2205 u32 op_mode = hsotg->hw_params.op_mode;
b02038fa John Youn 2016-02-23 2206
b02038fa John Youn 2016-02-23 2207 if (hsotg->hw_params.snpsid < DWC2_CORE_REV_2_90a ||
b02038fa John Youn 2016-02-23 2208 !hsotg->hw_params.dma_desc_enable ||
b02038fa John Youn 2016-02-23 2209 op_mode == GHWCFG2_OP_MODE_SRP_CAPABLE_DEVICE ||
b02038fa John Youn 2016-02-23 2210 op_mode == GHWCFG2_OP_MODE_NO_SRP_CAPABLE_DEVICE ||
b02038fa John Youn 2016-02-23 2211 op_mode == GHWCFG2_OP_MODE_UNDEFINED) {
b02038fa John Youn 2016-02-23 2212 dev_err(hsotg->dev,
b02038fa John Youn 2016-02-23 2213 "Hardware does not support descriptor DMA mode -\n");
b02038fa John Youn 2016-02-23 2214 dev_err(hsotg->dev,
b02038fa John Youn 2016-02-23 2215 "falling back to buffer DMA mode.\n");
95832c00 John Youn 2017-01-23 2216 hsotg->params.dma_desc_enable = false;
b02038fa John Youn 2016-02-23 2217 } else {
f25c42b8 Gevorg Sahakyan 2018-07-26 2218 hcfg = dwc2_readl(hsotg, HCFG);
b02038fa John Youn 2016-02-23 2219 hcfg |= HCFG_DESCDMA;
f25c42b8 Gevorg Sahakyan 2018-07-26 2220 dwc2_writel(hsotg, hcfg, HCFG);
b02038fa John Youn 2016-02-23 2221 }
b02038fa John Youn 2016-02-23 2222 }
b02038fa John Youn 2016-02-23 2223
b02038fa John Youn 2016-02-23 2224 /* Configure data FIFO sizes */
b02038fa John Youn 2016-02-23 2225 dwc2_config_fifos(hsotg);
b02038fa John Youn 2016-02-23 2226
b02038fa John Youn 2016-02-23 2227 /* TODO - check this */
b02038fa John Youn 2016-02-23 2228 /* Clear Host Set HNP Enable in the OTG Control Register */
f25c42b8 Gevorg Sahakyan 2018-07-26 2229 otgctl = dwc2_readl(hsotg, GOTGCTL);
b02038fa John Youn 2016-02-23 2230 otgctl &= ~GOTGCTL_HSTSETHNPEN;
f25c42b8 Gevorg Sahakyan 2018-07-26 2231 dwc2_writel(hsotg, otgctl, GOTGCTL);
b02038fa John Youn 2016-02-23 2232
b02038fa John Youn 2016-02-23 2233 /* Make sure the FIFOs are flushed */
b02038fa John Youn 2016-02-23 2234 dwc2_flush_tx_fifo(hsotg, 0x10 /* all TX FIFOs */);
b02038fa John Youn 2016-02-23 2235 dwc2_flush_rx_fifo(hsotg);
b02038fa John Youn 2016-02-23 2236
b02038fa John Youn 2016-02-23 2237 /* Clear Host Set HNP Enable in the OTG Control Register */
f25c42b8 Gevorg Sahakyan 2018-07-26 2238 otgctl = dwc2_readl(hsotg, GOTGCTL);
b02038fa John Youn 2016-02-23 2239 otgctl &= ~GOTGCTL_HSTSETHNPEN;
f25c42b8 Gevorg Sahakyan 2018-07-26 2240 dwc2_writel(hsotg, otgctl, GOTGCTL);
b02038fa John Youn 2016-02-23 2241
95832c00 John Youn 2017-01-23 2242 if (!hsotg->params.dma_desc_enable) {
b02038fa John Youn 2016-02-23 2243 int num_channels, i;
b02038fa John Youn 2016-02-23 2244 u32 hcchar;
b02038fa John Youn 2016-02-23 2245
b02038fa John Youn 2016-02-23 2246 /* Flush out any leftover queued requests */
bea8e86c John Youn 2016-11-03 2247 num_channels = hsotg->params.host_channels;
b02038fa John Youn 2016-02-23 2248 for (i = 0; i < num_channels; i++) {
f25c42b8 Gevorg Sahakyan 2018-07-26 2249 hcchar = dwc2_readl(hsotg, HCCHAR(i));
b02038fa John Youn 2016-02-23 2250 hcchar &= ~HCCHAR_CHENA;
b02038fa John Youn 2016-02-23 2251 hcchar |= HCCHAR_CHDIS;
b02038fa John Youn 2016-02-23 2252 hcchar &= ~HCCHAR_EPDIR;
f25c42b8 Gevorg Sahakyan 2018-07-26 2253 dwc2_writel(hsotg, hcchar, HCCHAR(i));
b02038fa John Youn 2016-02-23 2254 }
b02038fa John Youn 2016-02-23 2255
b02038fa John Youn 2016-02-23 2256 /* Halt all channels to put them into a known state */
b02038fa John Youn 2016-02-23 2257 for (i = 0; i < num_channels; i++) {
f25c42b8 Gevorg Sahakyan 2018-07-26 2258 hcchar = dwc2_readl(hsotg, HCCHAR(i));
b02038fa John Youn 2016-02-23 2259 hcchar |= HCCHAR_CHENA | HCCHAR_CHDIS;
b02038fa John Youn 2016-02-23 2260 hcchar &= ~HCCHAR_EPDIR;
f25c42b8 Gevorg Sahakyan 2018-07-26 2261 dwc2_writel(hsotg, hcchar, HCCHAR(i));
b02038fa John Youn 2016-02-23 2262 dev_dbg(hsotg->dev, "%s: Halt channel %d\n",
b02038fa John Youn 2016-02-23 2263 __func__, i);
79d6b8c5 Sevak Arakelyan 2018-01-19 2264
79d6b8c5 Sevak Arakelyan 2018-01-19 2265 if (dwc2_hsotg_wait_bit_clear(hsotg, HCCHAR(i),
79d6b8c5 Sevak Arakelyan 2018-01-19 2266 HCCHAR_CHENA, 1000)) {
79d6b8c5 Sevak Arakelyan 2018-01-19 2267 dev_warn(hsotg->dev, "Unable to clear enable on channel %d\n",
b02038fa John Youn 2016-02-23 2268 i);
b02038fa John Youn 2016-02-23 2269 }
b02038fa John Youn 2016-02-23 2270 }
b02038fa John Youn 2016-02-23 2271 }
b02038fa John Youn 2016-02-23 2272
66e77a24 Razmik Karapetyan 2018-01-24 2273 /* Enable ACG feature in host mode, if supported */
66e77a24 Razmik Karapetyan 2018-01-24 2274 dwc2_enable_acg(hsotg);
66e77a24 Razmik Karapetyan 2018-01-24 2275
b02038fa John Youn 2016-02-23 2276 /* Turn on the vbus power */
b02038fa John Youn 2016-02-23 2277 dev_dbg(hsotg->dev, "Init: Port Power? op_state=%d\n", hsotg->op_state);
b02038fa John Youn 2016-02-23 2278 if (hsotg->op_state == OTG_STATE_A_HOST) {
b02038fa John Youn 2016-02-23 2279 u32 hprt0 = dwc2_read_hprt0(hsotg);
b02038fa John Youn 2016-02-23 2280
b02038fa John Youn 2016-02-23 2281 dev_dbg(hsotg->dev, "Init: Power Port (%d)\n",
b02038fa John Youn 2016-02-23 2282 !!(hprt0 & HPRT0_PWR));
b02038fa John Youn 2016-02-23 2283 if (!(hprt0 & HPRT0_PWR)) {
b02038fa John Youn 2016-02-23 2284 hprt0 |= HPRT0_PWR;
f25c42b8 Gevorg Sahakyan 2018-07-26 2285 dwc2_writel(hsotg, hprt0, HPRT0);
b02038fa John Youn 2016-02-23 2286 }
b02038fa John Youn 2016-02-23 2287 }
b02038fa John Youn 2016-02-23 2288
b02038fa John Youn 2016-02-23 2289 dwc2_enable_host_interrupts(hsotg);
b02038fa John Youn 2016-02-23 2290 }
b02038fa John Youn 2016-02-23 2291
:::::: The code at line 2185 was first introduced by commit
:::::: b02038faa7f1b228983d05633c8345f826b20042 usb: dwc2: Move host-specific core functions into hcd.c
:::::: TO: John Youn <johnyoun@synopsys.com>
:::::: CC: Felipe Balbi <balbi@kernel.org>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
^ permalink raw reply [flat|nested] 3+ messages in thread
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2019-04-02 10:39 [2/5] usb: dwc2: Move phy init into core Jules Maselbas
2019-04-03 3:30 kbuild test robot
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