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authorMingkai Hu <Mingkai.hu@freescale.com>2011-06-28 15:52:34 +0800
committerKumar Gala <galak@kernel.crashing.org>2011-07-08 00:21:32 -0500
commit3fce1c0ba2b35b68135d8d8a3438f8c8272a01d8 (patch)
tree5218391b3566c3eb842a67807a2d8b442999f70b /arch/powerpc/platforms
parent59f8df290acb6d279a690733a67b3902766999f3 (diff)
powerpc/85xx: Add p2040 RDB board support
P2040RDB Specification: ----------------------- 2Gbyte unbuffered DDR3 SDRAM SO-DIMM(64bit bus) 128 Mbyte NOR flash single-chip memory 256 Kbit M24256 I2C EEPROM 16 Mbyte SPI memory SD connector to interface with the SD memory card dTSEC1: connected to the Vitesse SGMII PHY (VSC8221) dTSEC2: connected to the Vitesse SGMII PHY (VSC8221) dTSEC3: connected to the Vitesse SGMII PHY (VSC8221) dTSEC4: connected to the Vitesse RGMII PHY (VSC8641) dTSEC5: connected to the Vitesse RGMII PHY (VSC8641) I2C1: Real time clock, Temperature sensor I2C2: Vcore Regulator, 256Kbit I2C Bus EEPROM SATA: Lanes C and Land D of Bank2 are connected to two SATA connectors UART: supports two UARTs up to 115200 bps for console USB 2.0: connected via a internal UTMI PHY to two TYPE-A interfaces PCIe: - Lanes E, F, G and H of Bank1 are connected to one x4 PCIe SLOT1 - Lanes C and Land D of Bank2 are connected to one x4 PCIe SLOT2 Signed-off-by: Mingkai Hu <Mingkai.hu@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/85xx/Kconfig12
-rw-r--r--arch/powerpc/platforms/85xx/Makefile1
-rw-r--r--arch/powerpc/platforms/85xx/p2040_rdb.c88
3 files changed, 101 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig
index 4706c71c9435..498534cd5265 100644
--- a/arch/powerpc/platforms/85xx/Kconfig
+++ b/arch/powerpc/platforms/85xx/Kconfig
@@ -171,6 +171,18 @@ config SBC8560
help
This option enables support for the Wind River SBC8560 board
+config P2040_RDB
+ bool "Freescale P2040 RDB"
+ select DEFAULT_UIMAGE
+ select PPC_E500MC
+ select PHYS_64BIT
+ select SWIOTLB
+ select MPC8xxx_GPIO
+ select HAS_RAPIDIO
+ select PPC_EPAPR_HV_PIC
+ help
+ This option enables support for the P2040 RDB board
+
config P3041_DS
bool "Freescale P3041 DS"
select DEFAULT_UIMAGE
diff --git a/arch/powerpc/platforms/85xx/Makefile b/arch/powerpc/platforms/85xx/Makefile
index 06b0c0877864..a971b32c5c0a 100644
--- a/arch/powerpc/platforms/85xx/Makefile
+++ b/arch/powerpc/platforms/85xx/Makefile
@@ -13,6 +13,7 @@ obj-$(CONFIG_MPC85xx_RDB) += mpc85xx_rdb.o
obj-$(CONFIG_P1010_RDB) += p1010rdb.o
obj-$(CONFIG_P1022_DS) += p1022_ds.o
obj-$(CONFIG_P1023_RDS) += p1023_rds.o
+obj-$(CONFIG_P2040_RDB) += p2040_rdb.o corenet_ds.o
obj-$(CONFIG_P3041_DS) += p3041_ds.o corenet_ds.o
obj-$(CONFIG_P4080_DS) += p4080_ds.o corenet_ds.o
obj-$(CONFIG_P5020_DS) += p5020_ds.o corenet_ds.o
diff --git a/arch/powerpc/platforms/85xx/p2040_rdb.c b/arch/powerpc/platforms/85xx/p2040_rdb.c
new file mode 100644
index 000000000000..32b56ac73dfb
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/p2040_rdb.c
@@ -0,0 +1,88 @@
+/*
+ * P2040 RDB Setup
+ *
+ * Copyright 2011 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/kdev_t.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/phy.h>
+
+#include <asm/system.h>
+#include <asm/time.h>
+#include <asm/machdep.h>
+#include <asm/pci-bridge.h>
+#include <mm/mmu_decl.h>
+#include <asm/prom.h>
+#include <asm/udbg.h>
+#include <asm/mpic.h>
+
+#include <linux/of_platform.h>
+#include <sysdev/fsl_soc.h>
+#include <sysdev/fsl_pci.h>
+#include <asm/ehv_pic.h>
+
+#include "corenet_ds.h"
+
+/*
+ * Called very early, device-tree isn't unflattened
+ */
+static int __init p2040_rdb_probe(void)
+{
+ unsigned long root = of_get_flat_dt_root();
+#ifdef CONFIG_SMP
+ extern struct smp_ops_t smp_85xx_ops;
+#endif
+
+ if (of_flat_dt_is_compatible(root, "fsl,P2040RDB"))
+ return 1;
+
+ /* Check if we're running under the Freescale hypervisor */
+ if (of_flat_dt_is_compatible(root, "fsl,P2040RDB-hv")) {
+ ppc_md.init_IRQ = ehv_pic_init;
+ ppc_md.get_irq = ehv_pic_get_irq;
+ ppc_md.restart = fsl_hv_restart;
+ ppc_md.power_off = fsl_hv_halt;
+ ppc_md.halt = fsl_hv_halt;
+#ifdef CONFIG_SMP
+ /*
+ * Disable the timebase sync operations because we can't write
+ * to the timebase registers under the hypervisor.
+ */
+ smp_85xx_ops.give_timebase = NULL;
+ smp_85xx_ops.take_timebase = NULL;
+#endif
+ return 1;
+ }
+
+ return 0;
+}
+
+define_machine(p2040_rdb) {
+ .name = "P2040 RDB",
+ .probe = p2040_rdb_probe,
+ .setup_arch = corenet_ds_setup_arch,
+ .init_IRQ = corenet_ds_pic_init,
+#ifdef CONFIG_PCI
+ .pcibios_fixup_bus = fsl_pcibios_fixup_bus,
+#endif
+ .get_irq = mpic_get_coreint_irq,
+ .restart = fsl_rstcr_restart,
+ .calibrate_decr = generic_calibrate_decr,
+ .progress = udbg_progress,
+ .power_save = e500_idle,
+};
+
+machine_device_initcall(p2040_rdb, corenet_ds_publish_devices);
+
+#ifdef CONFIG_SWIOTLB
+machine_arch_initcall(p2040_rdb, swiotlb_setup_bus_notifier);
+#endif

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