LS1028A includes an integrated PCI bus with 11 PCI functions residing on
bus 0. ECAM plus the device register space takes up 256MB of address
space.
Signed-off-by: Alex Marginean <alexm.ossl...@gmail.com>
---
Changes in v2:
- added comments to dts, PCIE3_PHYS_SIZE, rewrote patch description
arch/arm/dts/fsl-ls1028a.dtsi | 11 +++++++++++
arch/arm/include/asm/arch-fsl-layerscape/cpu.h | 2 ++
.../arm/include/asm/arch-fsl-layerscape/immap_lsch3.h | 3 +++
configs/ls1028aqds_tfa_defconfig | 1 +
configs/ls1028ardb_tfa_defconfig | 1 +
5 files changed, 18 insertions(+)
diff --git a/arch/arm/dts/fsl-ls1028a.dtsi b/arch/arm/dts/fsl-ls1028a.dtsi
index e6a443aa77..b2b55398bb 100644
--- a/arch/arm/dts/fsl-ls1028a.dtsi
+++ b/arch/arm/dts/fsl-ls1028a.dtsi
@@ -108,6 +108,17 @@
0x82000000 0x0 0x40000000 0x88 0x40000000 0x0
0x40000000>; /* non-prefetchable memory */
};
+ pcie@1f0000000 {
+ compatible = "pci-host-ecam-generic";
+ /* ECAM bus 0, HW has more space reserved but not populated */
+ bus-range = <0x0 0x0>;
+ reg = <0x01 0xf0000000 0x0 0x100000>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ ranges= <0x82000000 0x0 0x00000000 0x1 0xf8000000 0x0 0x160000>;
+ };
+
i2c0: i2c@2000000 {
compatible = "fsl,vf610-i2c";
#address-cells = <1>;
diff --git a/arch/arm/include/asm/arch-fsl-layerscape/cpu.h
b/arch/arm/include/asm/arch-fsl-layerscape/cpu.h
index bdeb62576c..7759acdb8f 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/cpu.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/cpu.h
@@ -42,7 +42,9 @@
#else
#define CONFIG_SYS_PCIE1_PHYS_SIZE 0x800000000
#define CONFIG_SYS_PCIE2_PHYS_SIZE 0x800000000
+#ifndef CONFIG_SYS_PCIE3_PHYS_SIZE
#define CONFIG_SYS_PCIE3_PHYS_SIZE 0x800000000
+#endif
#define CONFIG_SYS_PCIE4_PHYS_SIZE 0x800000000
#define SYS_PCIE5_PHYS_SIZE 0x800000000
#define SYS_PCIE6_PHYS_SIZE 0x800000000
diff --git a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h
b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h
index 24c1b0e482..06bc08760f 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h
@@ -186,6 +186,9 @@
#elif CONFIG_ARCH_LS1028A
#define CONFIG_SYS_PCIE1_PHYS_ADDR 0x8000000000ULL
#define CONFIG_SYS_PCIE2_PHYS_ADDR 0x8800000000ULL
+#define CONFIG_SYS_PCIE3_PHYS_ADDR 0x01f0000000ULL
+/* this is used by integrated PCI on LS1028, includes ECAM and register space
*/
+#define CONFIG_SYS_PCIE3_PHYS_SIZE 0x0010000000ULL
#else
#define CONFIG_SYS_PCIE1_PHYS_ADDR 0x1000000000ULL
#define CONFIG_SYS_PCIE2_PHYS_ADDR 0x1200000000ULL
diff --git a/configs/ls1028aqds_tfa_defconfig b/configs/ls1028aqds_tfa_defconfig
index 717b810523..7982ce4157 100644
--- a/configs/ls1028aqds_tfa_defconfig
+++ b/configs/ls1028aqds_tfa_defconfig
@@ -48,6 +48,7 @@ CONFIG_E1000=y
CONFIG_PCI=y
CONFIG_DM_PCI=y
CONFIG_DM_PCI_COMPAT=y
+CONFIG_PCIE_ECAM_GENERIC=y
CONFIG_PCIE_LAYERSCAPE=y
CONFIG_SCSI=y
CONFIG_DM_SCSI=y
diff --git a/configs/ls1028ardb_tfa_defconfig b/configs/ls1028ardb_tfa_defconfig
index a8e4ddb7a8..c65e37df79 100644
--- a/configs/ls1028ardb_tfa_defconfig
+++ b/configs/ls1028ardb_tfa_defconfig
@@ -48,6 +48,7 @@ CONFIG_E1000=y
CONFIG_PCI=y
CONFIG_DM_PCI=y
CONFIG_DM_PCI_COMPAT=y
+CONFIG_PCIE_ECAM_GENERIC=y
CONFIG_PCIE_LAYERSCAPE=y
CONFIG_SCSI=y
CONFIG_DM_SCSI=y
--
2.17.1
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