aboutsummaryrefslogtreecommitdiff
path: root/arch/ppc/platforms
diff options
context:
space:
mode:
authorMatt Porter <mporter@kernel.crashing.org>2005-07-31 22:34:52 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-08-01 19:14:01 -0700
commitc9cf73aee140baa425429902aaed2c758401343f (patch)
tree7e28361e87950e7e66a453e4218745a4b0912119 /arch/ppc/platforms
parente8be1c8e065691c332fd8e9bae70c7096a69c31d (diff)
[PATCH] ppc32: add 440ep support
Add PPC440EP core support. PPC440EP is a PPC440-based SoC with a classic PPC FPU and another set of peripherals. Signed-off-by: Wade Farnsworth <wfarnsworth@mvista.com> Signed-off-by: Matt Porter <mporter@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/ppc/platforms')
-rw-r--r--arch/ppc/platforms/4xx/Kconfig20
-rw-r--r--arch/ppc/platforms/4xx/Makefile2
-rw-r--r--arch/ppc/platforms/4xx/ibm440ep.c220
-rw-r--r--arch/ppc/platforms/4xx/ibm440ep.h76
4 files changed, 316 insertions, 2 deletions
diff --git a/arch/ppc/platforms/4xx/Kconfig b/arch/ppc/platforms/4xx/Kconfig
index a0612a86455..f7c045764e0 100644
--- a/arch/ppc/platforms/4xx/Kconfig
+++ b/arch/ppc/platforms/4xx/Kconfig
@@ -68,6 +68,11 @@ choice
depends on 44x
default EBONY
+config BAMBOO
+ bool "Bamboo"
+ help
+ This option enables support for the IBM PPC440EP evaluation board.
+
config EBONY
bool "Ebony"
help
@@ -98,6 +103,12 @@ config NP405H
depends on ASH
default y
+config 440EP
+ bool
+ depends on BAMBOO
+ select PPC_FPU
+ default y
+
config 440GP
bool
depends on EBONY
@@ -115,7 +126,7 @@ config 440SP
config 440
bool
- depends on 440GP || 440SP
+ depends on 440GP || 440SP || 440EP
default y
config 440A
@@ -123,6 +134,11 @@ config 440A
depends on 440GX
default y
+config IBM440EP_ERR42
+ bool
+ depends on 440EP
+ default y
+
# All 405-based cores up until the 405GPR and 405EP have this errata.
config IBM405_ERR77
bool
@@ -142,7 +158,7 @@ config BOOKE
config IBM_OCP
bool
- depends on ASH || BUBINGA || CPCI405 || EBONY || EP405 || LUAN || OCOTEA || REDWOOD_5 || REDWOOD_6 || SYCAMORE || WALNUT
+ depends on ASH || BAMBOO || BUBINGA || CPCI405 || EBONY || EP405 || LUAN || OCOTEA || REDWOOD_5 || REDWOOD_6 || SYCAMORE || WALNUT
default y
config XILINX_OCP
diff --git a/arch/ppc/platforms/4xx/Makefile b/arch/ppc/platforms/4xx/Makefile
index ea470c6adbb..844c3b5066e 100644
--- a/arch/ppc/platforms/4xx/Makefile
+++ b/arch/ppc/platforms/4xx/Makefile
@@ -2,6 +2,7 @@
# Makefile for the PowerPC 4xx linux kernel.
obj-$(CONFIG_ASH) += ash.o
+obj-$(CONFIG_BAMBOO) += bamboo.o
obj-$(CONFIG_CPCI405) += cpci405.o
obj-$(CONFIG_EBONY) += ebony.o
obj-$(CONFIG_EP405) += ep405.o
@@ -19,6 +20,7 @@ obj-$(CONFIG_405GP) += ibm405gp.o
obj-$(CONFIG_REDWOOD_5) += ibmstb4.o
obj-$(CONFIG_NP405H) += ibmnp405h.o
obj-$(CONFIG_REDWOOD_6) += ibmstbx25.o
+obj-$(CONFIG_440EP) += ibm440ep.o
obj-$(CONFIG_440GP) += ibm440gp.o
obj-$(CONFIG_440GX) += ibm440gx.o
obj-$(CONFIG_440SP) += ibm440sp.o
diff --git a/arch/ppc/platforms/4xx/ibm440ep.c b/arch/ppc/platforms/4xx/ibm440ep.c
new file mode 100644
index 00000000000..284da01f1ff
--- /dev/null
+++ b/arch/ppc/platforms/4xx/ibm440ep.c
@@ -0,0 +1,220 @@
+/*
+ * arch/ppc/platforms/4xx/ibm440ep.c
+ *
+ * PPC440EP I/O descriptions
+ *
+ * Wade Farnsworth <wfarnsworth@mvista.com>
+ * Copyright 2004 MontaVista Software 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/init.h>
+#include <linux/module.h>
+#include <platforms/4xx/ibm440ep.h>
+#include <asm/ocp.h>
+#include <asm/ppc4xx_pic.h>
+
+static struct ocp_func_emac_data ibm440ep_emac0_def = {
+ .rgmii_idx = -1, /* No RGMII */
+ .rgmii_mux = -1, /* No RGMII */
+ .zmii_idx = 0, /* ZMII device index */
+ .zmii_mux = 0, /* ZMII input of this EMAC */
+ .mal_idx = 0, /* MAL device index */
+ .mal_rx_chan = 0, /* MAL rx channel number */
+ .mal_tx_chan = 0, /* MAL tx channel number */
+ .wol_irq = 61, /* WOL interrupt number */
+ .mdio_idx = -1, /* No shared MDIO */
+ .tah_idx = -1, /* No TAH */
+};
+
+static struct ocp_func_emac_data ibm440ep_emac1_def = {
+ .rgmii_idx = -1, /* No RGMII */
+ .rgmii_mux = -1, /* No RGMII */
+ .zmii_idx = 0, /* ZMII device index */
+ .zmii_mux = 1, /* ZMII input of this EMAC */
+ .mal_idx = 0, /* MAL device index */
+ .mal_rx_chan = 1, /* MAL rx channel number */
+ .mal_tx_chan = 2, /* MAL tx channel number */
+ .wol_irq = 63, /* WOL interrupt number */
+ .mdio_idx = -1, /* No shared MDIO */
+ .tah_idx = -1, /* No TAH */
+};
+OCP_SYSFS_EMAC_DATA()
+
+static struct ocp_func_mal_data ibm440ep_mal0_def = {
+ .num_tx_chans = 4, /* Number of TX channels */
+ .num_rx_chans = 2, /* Number of RX channels */
+ .txeob_irq = 10, /* TX End Of Buffer IRQ */
+ .rxeob_irq = 11, /* RX End Of Buffer IRQ */
+ .txde_irq = 33, /* TX Descriptor Error IRQ */
+ .rxde_irq = 34, /* RX Descriptor Error IRQ */
+ .serr_irq = 32, /* MAL System Error IRQ */
+};
+OCP_SYSFS_MAL_DATA()
+
+static struct ocp_func_iic_data ibm440ep_iic0_def = {
+ .fast_mode = 0, /* Use standad mode (100Khz) */
+};
+
+static struct ocp_func_iic_data ibm440ep_iic1_def = {
+ .fast_mode = 0, /* Use standad mode (100Khz) */
+};
+OCP_SYSFS_IIC_DATA()
+
+struct ocp_def core_ocp[] = {
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_OPB,
+ .index = 0,
+ .paddr = 0x0EF600000ULL,
+ .irq = OCP_IRQ_NA,
+ .pm = OCP_CPM_NA,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_16550,
+ .index = 0,
+ .paddr = PPC440EP_UART0_ADDR,
+ .irq = UART0_INT,
+ .pm = IBM_CPM_UART0,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_16550,
+ .index = 1,
+ .paddr = PPC440EP_UART1_ADDR,
+ .irq = UART1_INT,
+ .pm = IBM_CPM_UART1,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_16550,
+ .index = 2,
+ .paddr = PPC440EP_UART2_ADDR,
+ .irq = UART2_INT,
+ .pm = IBM_CPM_UART2,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_16550,
+ .index = 3,
+ .paddr = PPC440EP_UART3_ADDR,
+ .irq = UART3_INT,
+ .pm = IBM_CPM_UART3,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_IIC,
+ .index = 0,
+ .paddr = 0x0EF600700ULL,
+ .irq = 2,
+ .pm = IBM_CPM_IIC0,
+ .additions = &ibm440ep_iic0_def,
+ .show = &ocp_show_iic_data
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_IIC,
+ .index = 1,
+ .paddr = 0x0EF600800ULL,
+ .irq = 7,
+ .pm = IBM_CPM_IIC1,
+ .additions = &ibm440ep_iic1_def,
+ .show = &ocp_show_iic_data
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_GPIO,
+ .index = 0,
+ .paddr = 0x0EF600B00ULL,
+ .irq = OCP_IRQ_NA,
+ .pm = IBM_CPM_GPIO0,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_GPIO,
+ .index = 1,
+ .paddr = 0x0EF600C00ULL,
+ .irq = OCP_IRQ_NA,
+ .pm = OCP_CPM_NA,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_MAL,
+ .paddr = OCP_PADDR_NA,
+ .irq = OCP_IRQ_NA,
+ .pm = OCP_CPM_NA,
+ .additions = &ibm440ep_mal0_def,
+ .show = &ocp_show_mal_data,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_EMAC,
+ .index = 0,
+ .paddr = 0x0EF600E00ULL,
+ .irq = 60,
+ .pm = OCP_CPM_NA,
+ .additions = &ibm440ep_emac0_def,
+ .show = &ocp_show_emac_data,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_EMAC,
+ .index = 1,
+ .paddr = 0x0EF600F00ULL,
+ .irq = 62,
+ .pm = OCP_CPM_NA,
+ .additions = &ibm440ep_emac1_def,
+ .show = &ocp_show_emac_data,
+ },
+ { .vendor = OCP_VENDOR_IBM,
+ .function = OCP_FUNC_ZMII,
+ .paddr = 0x0EF600D00ULL,
+ .irq = OCP_IRQ_NA,
+ .pm = OCP_CPM_NA,
+ },
+ { .vendor = OCP_VENDOR_INVALID
+ }
+};
+
+/* Polarity and triggering settings for internal interrupt sources */
+struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = {
+ { .polarity = 0xffbffe03,
+ .triggering = 0xfffffe00,
+ .ext_irq_mask = 0x000001fc, /* IRQ0 - IRQ6 */
+ },
+ { .polarity = 0xffffc6ef,
+ .triggering = 0xffffc7ff,
+ .ext_irq_mask = 0x00003800, /* IRQ7 - IRQ9 */
+ },
+};
+
+static struct resource usb_gadget_resources[] = {
+ [0] = {
+ .start = 0x050000100ULL,
+ .end = 0x05000017FULL,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = 55,
+ .end = 55,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 dma_mask = 0xffffffffULL;
+
+static struct platform_device usb_gadget_device = {
+ .name = "musbhsfc",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(usb_gadget_resources),
+ .resource = usb_gadget_resources,
+ .dev = {
+ .dma_mask = &dma_mask,
+ .coherent_dma_mask = 0xffffffffULL,
+ }
+};
+
+static struct platform_device *ibm440ep_devs[] __initdata = {
+ &usb_gadget_device,
+};
+
+static int __init
+ibm440ep_platform_add_devices(void)
+{
+ return platform_add_devices(ibm440ep_devs, ARRAY_SIZE(ibm440ep_devs));
+}
+arch_initcall(ibm440ep_platform_add_devices);
+
diff --git a/arch/ppc/platforms/4xx/ibm440ep.h b/arch/ppc/platforms/4xx/ibm440ep.h
new file mode 100644
index 00000000000..97c80b8e3e1
--- /dev/null
+++ b/arch/ppc/platforms/4xx/ibm440ep.h
@@ -0,0 +1,76 @@
+/*
+ * arch/ppc/platforms/4xx/ibm440ep.h
+ *
+ * PPC440EP definitions
+ *
+ * Wade Farnsworth <wfarnsworth@mvista.com>
+ *
+ * Copyright 2002 Roland Dreier
+ * Copyright 2004 MontaVista Software, 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.
+ *
+ */
+
+#ifdef __KERNEL__
+#ifndef __PPC_PLATFORMS_IBM440EP_H
+#define __PPC_PLATFORMS_IBM440EP_H
+
+#include <linux/config.h>
+#include <asm/ibm44x.h>
+
+/* UART */
+#define PPC440EP_UART0_ADDR 0x0EF600300
+#define PPC440EP_UART1_ADDR 0x0EF600400
+#define PPC440EP_UART2_ADDR 0x0EF600500
+#define PPC440EP_UART3_ADDR 0x0EF600600
+#define UART0_INT 0
+#define UART1_INT 1
+#define UART2_INT 3
+#define UART3_INT 4
+
+/* Clock and Power Management */
+#define IBM_CPM_IIC0 0x80000000 /* IIC interface */
+#define IBM_CPM_IIC1 0x40000000 /* IIC interface */
+#define IBM_CPM_PCI 0x20000000 /* PCI bridge */
+#define IBM_CPM_USB1H 0x08000000 /* USB 1.1 Host */
+#define IBM_CPM_FPU 0x04000000 /* floating point unit */
+#define IBM_CPM_CPU 0x02000000 /* processor core */
+#define IBM_CPM_DMA 0x01000000 /* DMA controller */
+#define IBM_CPM_BGO 0x00800000 /* PLB to OPB bus arbiter */
+#define IBM_CPM_BGI 0x00400000 /* OPB to PLB bridge */
+#define IBM_CPM_EBC 0x00200000 /* External Bus Controller */
+#define IBM_CPM_EBM 0x00100000 /* Ext Bus Master Interface */
+#define IBM_CPM_DMC 0x00080000 /* SDRAM peripheral controller */
+#define IBM_CPM_PLB4 0x00040000 /* PLB4 bus arbiter */
+#define IBM_CPM_PLB4x3 0x00020000 /* PLB4 to PLB3 bridge controller */
+#define IBM_CPM_PLB3x4 0x00010000 /* PLB3 to PLB4 bridge controller */
+#define IBM_CPM_PLB3 0x00008000 /* PLB3 bus arbiter */
+#define IBM_CPM_PPM 0x00002000 /* PLB Performance Monitor */
+#define IBM_CPM_UIC1 0x00001000 /* Universal Interrupt Controller */
+#define IBM_CPM_GPIO0 0x00000800 /* General Purpose IO (??) */
+#define IBM_CPM_GPT 0x00000400 /* General Purpose Timers */
+#define IBM_CPM_UART0 0x00000200 /* serial port 0 */
+#define IBM_CPM_UART1 0x00000100 /* serial port 1 */
+#define IBM_CPM_UIC0 0x00000080 /* Universal Interrupt Controller */
+#define IBM_CPM_TMRCLK 0x00000040 /* CPU timers */
+#define IBM_CPM_EMAC0 0x00000020 /* ethernet port 0 */
+#define IBM_CPM_EMAC1 0x00000010 /* ethernet port 1 */
+#define IBM_CPM_UART2 0x00000008 /* serial port 2 */
+#define IBM_CPM_UART3 0x00000004 /* serial port 3 */
+#define IBM_CPM_USB2D 0x00000002 /* USB 2.0 Device */
+#define IBM_CPM_USB2H 0x00000001 /* USB 2.0 Host */
+
+#define DFLT_IBM4xx_PM ~(IBM_CPM_UIC0 | IBM_CPM_UIC1 | IBM_CPM_CPU \
+ | IBM_CPM_EBC | IBM_CPM_BGO | IBM_CPM_FPU \
+ | IBM_CPM_EBM | IBM_CPM_PLB4 | IBM_CPM_3x4 \
+ | IBM_CPM_PLB3 | IBM_CPM_PLB4x3 \
+ | IBM_CPM_EMAC0 | IBM_CPM_TMRCLK \
+ | IBM_CPM_DMA | IBM_CPM_PCI | IBM_CPM_EMAC1)
+
+
+#endif /* __PPC_PLATFORMS_IBM440EP_H */
+#endif /* __KERNEL__ */