arm: ls102xa: Update PCIe dts node status
The patch changes PCIe dts node status to 'disabled' if the
corresponding controller is disabled according to serdes protocol.
Signed-off-by: Minghuan Lian <Minghuan.Lian@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/arch/arm/include/asm/arch-ls102xa/config.h b/arch/arm/include/asm/arch-ls102xa/config.h
index 7d70c7b..704d683 100644
--- a/arch/arm/include/asm/arch-ls102xa/config.h
+++ b/arch/arm/include/asm/arch-ls102xa/config.h
@@ -53,6 +53,9 @@
#define LPUART_BASE (CONFIG_SYS_IMMR + 0x01950000)
+#define CONFIG_SYS_PCIE1_ADDR (CONFIG_SYS_IMMR + 0x2400000)
+#define CONFIG_SYS_PCIE2_ADDR (CONFIG_SYS_IMMR + 0x2500000)
+
#ifdef CONFIG_DDR_SPD
#define CONFIG_SYS_FSL_DDR_BE
#define CONFIG_VERY_BIG_RAM
diff --git a/arch/arm/include/asm/pcie_layerscape.h b/arch/arm/include/asm/pcie_layerscape.h
new file mode 100644
index 0000000..fb08578
--- /dev/null
+++ b/arch/arm/include/asm/pcie_layerscape.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __PCIE_LAYERSCAPE_H_
+#define __PCIE_LAYERSCAPE_H_
+
+void pci_init_board(void);
+void ft_pcie_setup(void *blob, bd_t *bd);
+
+#endif
diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c
index 0a7720a..d7813d9 100644
--- a/board/freescale/ls1021aqds/ls1021aqds.c
+++ b/board/freescale/ls1021aqds/ls1021aqds.c
@@ -10,6 +10,7 @@
#include <asm/arch/immap_ls102xa.h>
#include <asm/arch/clock.h>
#include <asm/arch/fsl_serdes.h>
+#include <asm/pcie_layerscape.h>
#include <mmc.h>
#include <fsl_esdhc.h>
#include <fsl_ifc.h>
@@ -258,6 +259,10 @@
{
ft_cpu_setup(blob, bd);
+#ifdef CONFIG_PCIE_LAYERSCAPE
+ ft_pcie_setup(blob, bd);
+#endif
+
return 0;
}
diff --git a/board/freescale/ls1021atwr/ls1021atwr.c b/board/freescale/ls1021atwr/ls1021atwr.c
index 3e8c37b..269d3e2 100644
--- a/board/freescale/ls1021atwr/ls1021atwr.c
+++ b/board/freescale/ls1021atwr/ls1021atwr.c
@@ -10,6 +10,7 @@
#include <asm/arch/immap_ls102xa.h>
#include <asm/arch/clock.h>
#include <asm/arch/fsl_serdes.h>
+#include <asm/pcie_layerscape.h>
#include <mmc.h>
#include <fsl_esdhc.h>
#include <fsl_ifc.h>
@@ -307,6 +308,10 @@
{
ft_cpu_setup(blob, bd);
+#ifdef CONFIG_PCIE_LAYERSCAPE
+ ft_pcie_setup(blob, bd);
+#endif
+
return 0;
}
diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile
index 55d6a9b..85e82bd 100644
--- a/drivers/pci/Makefile
+++ b/drivers/pci/Makefile
@@ -17,3 +17,4 @@
obj-$(CONFIG_SH7780_PCI) +=pci_sh7780.o
obj-$(CONFIG_TSI108_PCI) += tsi108_pci.o
obj-$(CONFIG_WINBOND_83C553) += w83c553f.o
+obj-$(CONFIG_PCIE_LAYERSCAPE) += pcie_layerscape.o
diff --git a/drivers/pci/pcie_layerscape.c b/drivers/pci/pcie_layerscape.c
new file mode 100644
index 0000000..291c249
--- /dev/null
+++ b/drivers/pci/pcie_layerscape.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ * Layerscape PCIe driver
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/fsl_serdes.h>
+#include <pci.h>
+#include <asm/io.h>
+#include <asm/pcie_layerscape.h>
+
+#ifdef CONFIG_OF_BOARD_SETUP
+#include <libfdt.h>
+#include <fdt_support.h>
+
+static void ft_pcie_ls_setup(void *blob, const char *pci_compat,
+ unsigned long ctrl_addr, enum srds_prtcl dev)
+{
+ int off;
+
+ off = fdt_node_offset_by_compat_reg(blob, pci_compat,
+ (phys_addr_t)ctrl_addr);
+ if (off < 0)
+ return;
+
+ if (!is_serdes_configured(dev))
+ fdt_set_node_status(blob, off, FDT_STATUS_DISABLED, 0);
+}
+
+void ft_pcie_setup(void *blob, bd_t *bd)
+{
+ #ifdef CONFIG_PCIE1
+ ft_pcie_ls_setup(blob, FSL_PCIE_COMPAT, CONFIG_SYS_PCIE1_ADDR, PCIE1);
+ #endif
+
+ #ifdef CONFIG_PCIE2
+ ft_pcie_ls_setup(blob, FSL_PCIE_COMPAT, CONFIG_SYS_PCIE2_ADDR, PCIE2);
+ #endif
+}
+
+#else
+void ft_pcie_setup(void *blob, bd_t *bd)
+{
+}
+#endif
+
+void pci_init_board(void)
+{
+}
diff --git a/include/configs/ls1021aqds.h b/include/configs/ls1021aqds.h
index 48e10ec..a8383f1 100644
--- a/include/configs/ls1021aqds.h
+++ b/include/configs/ls1021aqds.h
@@ -341,6 +341,14 @@
#endif
#endif
+
+/* PCIe */
+#define CONFIG_PCI /* Enable PCI/PCIE */
+#define CONFIG_PCIE1 /* PCIE controler 1 */
+#define CONFIG_PCIE2 /* PCIE controler 2 */
+#define CONFIG_PCIE_LAYERSCAPE /* Use common FSL Layerscape PCIe code */
+#define FSL_PCIE_COMPAT "fsl,ls1021a-pcie"
+
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_MII
diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h
index 3eac7ee..b5ecde3 100644
--- a/include/configs/ls1021atwr.h
+++ b/include/configs/ls1021atwr.h
@@ -236,6 +236,13 @@
#define CONFIG_HAS_ETH2
#endif
+/* PCIe */
+#define CONFIG_PCI /* Enable PCI/PCIE */
+#define CONFIG_PCIE1 /* PCIE controler 1 */
+#define CONFIG_PCIE2 /* PCIE controler 2 */
+#define CONFIG_PCIE_LAYERSCAPE /* Use common FSL Layerscape PCIe code */
+#define FSL_PCIE_COMPAT "fsl,ls1021a-pcie"
+
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_MII