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Groups > linux.kernel > #1599436
| From | Kishon Vijay Abraham I <kishon@ti.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v4 23/23] ARM: DRA7: clockdomain: Change the CLKTRCTRL of CM_PCIE_CLKSTCTRL to SW_WKUP |
| Date | 2017-03-13 15:30 +0100 |
| Message-ID | <tkz90-1Mu-35@gated-at.bofh.it> (permalink) |
| References | <tkz8Z-1Mu-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
The PCIe programming sequence in TRM suggests CLKSTCTRL of PCIe should
be set to SW_WKUP. There are no issues when CLKSTCTRL is set to HW_AUTO
in RC mode. However in EP mode, the host system is not able to access the
MEMSPACE and setting the CLKSTCTRL to SW_WKUP fixes it.
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
---
arch/arm/mach-omap2/clockdomains7xx_data.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-omap2/clockdomains7xx_data.c b/arch/arm/mach-omap2/clockdomains7xx_data.c
index 6c679659cda5..67ebff829cf2 100644
--- a/arch/arm/mach-omap2/clockdomains7xx_data.c
+++ b/arch/arm/mach-omap2/clockdomains7xx_data.c
@@ -524,7 +524,7 @@ static struct clockdomain pcie_7xx_clkdm = {
.dep_bit = DRA7XX_PCIE_STATDEP_SHIFT,
.wkdep_srcs = pcie_wkup_sleep_deps,
.sleepdep_srcs = pcie_wkup_sleep_deps,
- .flags = CLKDM_CAN_HWSUP_SWSUP,
+ .flags = CLKDM_CAN_SWSUP,
};
static struct clockdomain atl_7xx_clkdm = {
--
2.11.0
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[GIT PULL 00/23] PCI: Support for configurable PCI endpoint Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 16/23] PCI: Add device IDs for DRA74x and DRA72x Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 14/23] PCI: dwc: dra7xx: Workaround for errata id i870 Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 15/23] dt-bindings: PCI: dra7xx: Add dt bindings to enable unaligned access Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 07/23] PCI: endpoint: functions: Add an EP function to test PCI Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 19/23] tools: PCI: Add a userspace tool to test PCI endpoint Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 13/23] dt-bindings: PCI: dra7xx: Add dt bindings for pci dra7xx EP mode Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 09/23] PCI: dwc: designware: Add EP mode support Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 08/23] Documentation: PCI: Add binding documentation for pci-test endpoint function Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 23/23] ARM: DRA7: clockdomain: Change the CLKTRCTRL of CM_PCIE_CLKSTCTRL to SW_WKUP Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 17/23] misc: Add host side pci driver for pci test function device Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 22/23] MAINTAINERS: add PCI EP maintainer Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 18/23] Documentation: misc-devices: Add Documentation for pci-endpoint-test driver Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 20/23] tools: PCI: Add sample test script to invoke pcitest Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 12/23] PCI: dwc: dra7xx: Add EP mode support Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 21/23] Documentation: PCI: Add userguide for PCI endpoint test function Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 02/23] Documentation: PCI: Guide to use PCI Endpoint Core Layer Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:30 +0100 [PATCH v4 10/23] dt-bindings: PCI: Add dt bindings for pci designware EP mode Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:40 +0100 [PATCH v4 06/23] Documentation: PCI: Add specification for the *pci test* function device Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:40 +0100 [PATCH v4 11/23] PCI: dwc: dra7xx: Facilitate wrapper and msi interrupts to be enabled independently Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:40 +0100 [PATCH v4 04/23] Documentation: PCI: Guide to use pci endpoint configfs Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:40 +0100 [PATCH v4 03/23] PCI: endpoint: Introduce configfs entry for configuring EP functions Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:40 +0100 [PATCH v4 05/23] PCI: endpoint: Create configfs entry for EPC device and EPF driver Kishon Vijay Abraham I <kishon@ti.com> - 2017-03-13 15:40 +0100
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