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authorSergio Paracuellos <sergio.paracuellos@gmail.com>2018-11-04 13:49:48 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-11-11 22:36:15 +0300
commita934d9017520cf418e9471a83cc53b55fc30b010 (patch)
tree025b0054b2333676550c6d891c4d4aa356a0a27d /drivers/staging/mt7621-pci
parent58180d33ee08b3b25255fed48cfc961ef9638bbb (diff)
downloadlinux-a934d9017520cf418e9471a83cc53b55fc30b010.tar.xz
staging: mt7621-pci: reorder preprocessor definitions
Reorder a bit register definitions and some values into logical groups adding some comments for each group. Also unify all of register to use 16 bit in definitions instead of having some with 16 bits and some with 8 bits. Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/mt7621-pci')
-rw-r--r--drivers/staging/mt7621-pci/pci-mt7621.c34
1 files changed, 18 insertions, 16 deletions
diff --git a/drivers/staging/mt7621-pci/pci-mt7621.c b/drivers/staging/mt7621-pci/pci-mt7621.c
index 36436b1f5272..1f764ad2247f 100644
--- a/drivers/staging/mt7621-pci/pci-mt7621.c
+++ b/drivers/staging/mt7621-pci/pci-mt7621.c
@@ -39,24 +39,27 @@
/* sysctl */
#define MT7621_CHIP_REV_ID 0x0c
+#define RALINK_CLKCFG1 0x30
+#define RALINK_RSTCTRL 0x34
#define MT7621_GPIO_MODE 0x60
#define CHIP_REV_MT7621_E2 0x0101
-/* pcie */
-#define RALINK_PCI_CONFIG_ADDR 0x20
-#define RALINK_PCI_CONFIG_DATA 0x24
-#define RALINK_PCI_MEMBASE 0x28
-#define RALINK_PCI_IOBASE 0x2C
-
/* RALINK_RSTCTRL bits */
#define RALINK_PCIE_RST BIT(23)
+/* rt_sysc_membase relative registers */
+#define RALINK_PCIE_CLK_GEN 0x7c
+#define RALINK_PCIE_CLK_GEN1 0x80
+
+/* Host-PCI bridge registers */
#define RALINK_PCI_PCICFG_ADDR 0x0000
#define RALINK_PCI_PCIMSK_ADDR 0x000C
+#define RALINK_PCI_CONFIG_ADDR 0x0020
+#define RALINK_PCI_CONFIG_DATA 0x0024
+#define RALINK_PCI_MEMBASE 0x0028
+#define RALINK_PCI_IOBASE 0x002C
-#define MT7621_PCIE_OFFSET 0x2000
-#define MT7621_NEXT_PORT 0x1000
-
+/* PCICFG virtual bridges */
#define MT7621_BR0_MASK GENMASK(19, 16)
#define MT7621_BR1_MASK GENMASK(23, 20)
#define MT7621_BR2_MASK GENMASK(27, 24)
@@ -65,6 +68,10 @@
#define MT7621_BR1_SHIFT 20
#define MT7621_BR2_SHIFT 24
+/* PCIe RC control registers */
+#define MT7621_PCIE_OFFSET 0x2000
+#define MT7621_NEXT_PORT 0x1000
+
#define RALINK_PCI_BAR0SETUP_ADDR 0x0010
#define RALINK_PCI_IMBASEBAR0_ADDR 0x0018
#define RALINK_PCI_ID 0x0030
@@ -72,14 +79,9 @@
#define RALINK_PCI_SUBID 0x0038
#define RALINK_PCI_STATUS 0x0050
+/* Some definition values */
#define RALINK_PCI_IO_MAP_BASE 0x1e160000
-
-#define RALINK_CLKCFG1 0x30
-#define RALINK_RSTCTRL 0x34
-#define RALINK_PCIE_CLK_GEN 0x7c
-#define RALINK_PCIE_CLK_GEN1 0x80
-
-#define MEMORY_BASE 0x0
+#define MEMORY_BASE 0x0
/* pcie phy related macros */
#define RALINK_PCIEPHY_P0P1_CTL_OFFSET 0x9000