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path: root/drivers/pci/controller/dwc/pci-keystone.c
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Diffstat (limited to 'drivers/pci/controller/dwc/pci-keystone.c')
-rw-r--r--drivers/pci/controller/dwc/pci-keystone.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c
index 2decbaec81a3..e181e6277323 100644
--- a/drivers/pci/controller/dwc/pci-keystone.c
+++ b/drivers/pci/controller/dwc/pci-keystone.c
@@ -38,8 +38,6 @@
38 38
39/* Application register defines */ 39/* Application register defines */
40#define LTSSM_EN_VAL BIT(0) 40#define LTSSM_EN_VAL BIT(0)
41#define LTSSM_STATE_MASK 0x1f
42#define LTSSM_STATE_L0 0x11
43#define DBI_CS2 BIT(5) 41#define DBI_CS2 BIT(5)
44#define OB_XLAT_EN_VAL BIT(1) 42#define OB_XLAT_EN_VAL BIT(1)
45 43
@@ -87,11 +85,7 @@
87#define ERR_IRQ_ENABLE_SET 0x1c8 85#define ERR_IRQ_ENABLE_SET 0x1c8
88#define ERR_IRQ_ENABLE_CLR 0x1cc 86#define ERR_IRQ_ENABLE_CLR 0x1cc
89 87
90/* Config space registers */
91#define DEBUG0 0x728
92
93#define MAX_MSI_HOST_IRQS 8 88#define MAX_MSI_HOST_IRQS 8
94
95/* PCIE controller device IDs */ 89/* PCIE controller device IDs */
96#define PCIE_RC_K2HK 0xb008 90#define PCIE_RC_K2HK 0xb008
97#define PCIE_RC_K2E 0xb009 91#define PCIE_RC_K2E 0xb009
@@ -442,8 +436,9 @@ static int ks_pcie_link_up(struct dw_pcie *pci)
442{ 436{
443 u32 val; 437 u32 val;
444 438
445 val = dw_pcie_readl_dbi(pci, DEBUG0); 439 val = dw_pcie_readl_dbi(pci, PCIE_PORT_DEBUG0);
446 return (val & LTSSM_STATE_MASK) == LTSSM_STATE_L0; 440 val &= PORT_LOGIC_LTSSM_STATE_MASK;
441 return (val == PORT_LOGIC_LTSSM_STATE_L0);
447} 442}
448 443
449static void ks_pcie_initiate_link_train(struct keystone_pcie *ks_pcie) 444static void ks_pcie_initiate_link_train(struct keystone_pcie *ks_pcie)