[PATCH 2/2] pcie-designware: add core version

From: Joao Pinto
Date: Thu Jul 21 2016 - 05:50:07 EST


The Core version information is available since version 4.70.
This patch adds to the driver the register and default value for new core
4.80 if needed in some future work.

Signed-off-by: Joao Pinto <jpinto@xxxxxxxxxxxx>
---
drivers/pci/host/pcie-designware.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
index c673e6c..1f40288 100644
--- a/drivers/pci/host/pcie-designware.c
+++ b/drivers/pci/host/pcie-designware.c
@@ -34,6 +34,10 @@
#define LINK_WAIT_IATU_MIN 9000
#define LINK_WAIT_IATU_MAX 10000

+/* Core version (available from core 4.70) */
+#define PCIE_CORE_VERSION 0x8F8
+#define PCIE_CORE_VERSION_480A 0x3438302a
+
/* Synopsys specific PCIE configuration registers */
#define PCIE_PORT_LINK_CONTROL 0x710
#define PORT_LINK_MODE_MASK (0x3f << 16)
--
1.8.1.5