diff options
author | Paul Mundt <lethal@linux-sh.org> | 2008-07-29 21:01:19 +0900 |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2008-07-29 21:01:19 +0900 |
commit | da2014a2b080e7f3024a4eb6917d47069ad9620b (patch) | |
tree | cfde12c6d4b5baa222966b14a676f107992cf786 /arch/sh/boards/mach-se/7343 | |
parent | 71b8064e7df5698520d73b4c1566a3dbc98eb9ef (diff) | |
download | blackbird-op-linux-da2014a2b080e7f3024a4eb6917d47069ad9620b.tar.gz blackbird-op-linux-da2014a2b080e7f3024a4eb6917d47069ad9620b.zip |
sh: Shuffle the board directories in to mach groups.
This flattens out the board directories in to individual mach groups,
we will use this for getting rid of unneeded directories, simplifying
the build system, and becoming more coherent with the refactored
arch/sh/include topology.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/boards/mach-se/7343')
-rw-r--r-- | arch/sh/boards/mach-se/7343/Makefile | 5 | ||||
-rw-r--r-- | arch/sh/boards/mach-se/7343/io.c | 273 | ||||
-rw-r--r-- | arch/sh/boards/mach-se/7343/irq.c | 80 | ||||
-rw-r--r-- | arch/sh/boards/mach-se/7343/setup.c | 152 |
4 files changed, 510 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-se/7343/Makefile b/arch/sh/boards/mach-se/7343/Makefile new file mode 100644 index 000000000000..3024796c6203 --- /dev/null +++ b/arch/sh/boards/mach-se/7343/Makefile @@ -0,0 +1,5 @@ +# +# Makefile for the 7343 SolutionEngine specific parts of the kernel +# + +obj-y := setup.o io.o irq.o diff --git a/arch/sh/boards/mach-se/7343/io.c b/arch/sh/boards/mach-se/7343/io.c new file mode 100644 index 000000000000..e2fae32d27d7 --- /dev/null +++ b/arch/sh/boards/mach-se/7343/io.c @@ -0,0 +1,273 @@ +/* + * arch/sh/boards/se/7343/io.c + * + * I/O routine for SH-Mobile3AS 7343 SolutionEngine. + * + */ +#include <linux/kernel.h> +#include <asm/io.h> +#include <mach/se7343.h> + +#define badio(fn, a) panic("bad i/o operation %s for %08lx.", #fn, a) + +struct iop { + unsigned long start, end; + unsigned long base; + struct iop *(*check) (struct iop * p, unsigned long port); + unsigned char (*inb) (struct iop * p, unsigned long port); + unsigned short (*inw) (struct iop * p, unsigned long port); + void (*outb) (struct iop * p, unsigned char value, unsigned long port); + void (*outw) (struct iop * p, unsigned short value, unsigned long port); +}; + +struct iop * +simple_check(struct iop *p, unsigned long port) +{ + static int count; + + if (count < 100) + count++; + + port &= 0xFFFF; + + if ((p->start <= port) && (port <= p->end)) + return p; + else + badio(check, port); +} + +struct iop * +ide_check(struct iop *p, unsigned long port) +{ + if (((0x1f0 <= port) && (port <= 0x1f7)) || (port == 0x3f7)) + return p; + return NULL; +} + +unsigned char +simple_inb(struct iop *p, unsigned long port) +{ + return *(unsigned char *) (p->base + port); +} + +unsigned short +simple_inw(struct iop *p, unsigned long port) +{ + return *(unsigned short *) (p->base + port); +} + +void +simple_outb(struct iop *p, unsigned char value, unsigned long port) +{ + *(unsigned char *) (p->base + port) = value; +} + +void +simple_outw(struct iop *p, unsigned short value, unsigned long port) +{ + *(unsigned short *) (p->base + port) = value; +} + +unsigned char +pcc_inb(struct iop *p, unsigned long port) +{ + unsigned long addr = p->base + port + 0x40000; + unsigned long v; + + if (port & 1) + addr += 0x00400000; + v = *(volatile unsigned char *) addr; + return v; +} + +void +pcc_outb(struct iop *p, unsigned char value, unsigned long port) +{ + unsigned long addr = p->base + port + 0x40000; + + if (port & 1) + addr += 0x00400000; + *(volatile unsigned char *) addr = value; +} + +unsigned char +bad_inb(struct iop *p, unsigned long port) +{ + badio(inb, port); +} + +void +bad_outb(struct iop *p, unsigned char value, unsigned long port) +{ + badio(inw, port); +} + +#ifdef CONFIG_SMC91X +/* MSTLANEX01 LAN at 0xb400:0000 */ +static struct iop laniop = { + .start = 0x00, + .end = 0x0F, + .base = 0x04000000, + .check = simple_check, + .inb = simple_inb, + .inw = simple_inw, + .outb = simple_outb, + .outw = simple_outw, +}; +#endif + +#ifdef CONFIG_NE2000 +/* NE2000 pc card NIC */ +static struct iop neiop = { + .start = 0x280, + .end = 0x29f, + .base = 0xb0600000 + 0x80, /* soft 0x280 -> hard 0x300 */ + .check = simple_check, + .inb = pcc_inb, + .inw = simple_inw, + .outb = pcc_outb, + .outw = simple_outw, +}; +#endif + +#ifdef CONFIG_IDE +/* CF in CF slot */ +static struct iop cfiop = { + .base = 0xb0600000, + .check = ide_check, + .inb = pcc_inb, + .inw = simple_inw, + .outb = pcc_outb, + .outw = simple_outw, +}; +#endif + +static __inline__ struct iop * +port2iop(unsigned long port) +{ + if (0) ; +#if defined(CONFIG_SMC91X) + else if (laniop.check(&laniop, port)) + return &laniop; +#endif +#if defined(CONFIG_NE2000) + else if (neiop.check(&neiop, port)) + return &neiop; +#endif +#if defined(CONFIG_IDE) + else if (cfiop.check(&cfiop, port)) + return &cfiop; +#endif + else + return NULL; +} + +static inline void +delay(void) +{ + ctrl_inw(0xac000000); + ctrl_inw(0xac000000); +} + +unsigned char +sh7343se_inb(unsigned long port) +{ + struct iop *p = port2iop(port); + return (p->inb) (p, port); +} + +unsigned char +sh7343se_inb_p(unsigned long port) +{ + unsigned char v = sh7343se_inb(port); + delay(); + return v; +} + +unsigned short +sh7343se_inw(unsigned long port) +{ + struct iop *p = port2iop(port); + return (p->inw) (p, port); +} + +unsigned int +sh7343se_inl(unsigned long port) +{ + badio(inl, port); +} + +void +sh7343se_outb(unsigned char value, unsigned long port) +{ + struct iop *p = port2iop(port); + (p->outb) (p, value, port); +} + +void +sh7343se_outb_p(unsigned char value, unsigned long port) +{ + sh7343se_outb(value, port); + delay(); +} + +void +sh7343se_outw(unsigned short value, unsigned long port) +{ + struct iop *p = port2iop(port); + (p->outw) (p, value, port); +} + +void +sh7343se_outl(unsigned int value, unsigned long port) +{ + badio(outl, port); +} + +void +sh7343se_insb(unsigned long port, void *addr, unsigned long count) +{ + unsigned char *a = addr; + struct iop *p = port2iop(port); + while (count--) + *a++ = (p->inb) (p, port); +} + +void +sh7343se_insw(unsigned long port, void *addr, unsigned long count) +{ + unsigned short *a = addr; + struct iop *p = port2iop(port); + while (count--) + *a++ = (p->inw) (p, port); +} + +void +sh7343se_insl(unsigned long port, void *addr, unsigned long count) +{ + badio(insl, port); +} + +void +sh7343se_outsb(unsigned long port, const void *addr, unsigned long count) +{ + unsigned char *a = (unsigned char *) addr; + struct iop *p = port2iop(port); + while (count--) + (p->outb) (p, *a++, port); +} + +void +sh7343se_outsw(unsigned long port, const void *addr, unsigned long count) +{ + unsigned short *a = (unsigned short *) addr; + struct iop *p = port2iop(port); + while (count--) + (p->outw) (p, *a++, port); +} + +void +sh7343se_outsl(unsigned long port, const void *addr, unsigned long count) +{ + badio(outsw, port); +} diff --git a/arch/sh/boards/mach-se/7343/irq.c b/arch/sh/boards/mach-se/7343/irq.c new file mode 100644 index 000000000000..1112e86aa93a --- /dev/null +++ b/arch/sh/boards/mach-se/7343/irq.c @@ -0,0 +1,80 @@ +/* + * linux/arch/sh/boards/se/7343/irq.c + * + * Copyright (C) 2008 Yoshihiro Shimoda + * + * Based on linux/arch/sh/boards/se/7722/irq.c + * Copyright (C) 2007 Nobuhiro Iwamatsu + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/irq.h> +#include <linux/interrupt.h> +#include <asm/irq.h> +#include <asm/io.h> +#include <asm/se7343.h> + +static void disable_se7343_irq(unsigned int irq) +{ + unsigned int bit = irq - SE7343_FPGA_IRQ_BASE; + ctrl_outw(ctrl_inw(PA_CPLD_IMSK) | 1 << bit, PA_CPLD_IMSK); +} + +static void enable_se7343_irq(unsigned int irq) +{ + unsigned int bit = irq - SE7343_FPGA_IRQ_BASE; + ctrl_outw(ctrl_inw(PA_CPLD_IMSK) & ~(1 << bit), PA_CPLD_IMSK); +} + +static struct irq_chip se7343_irq_chip __read_mostly = { + .name = "SE7343-FPGA", + .mask = disable_se7343_irq, + .unmask = enable_se7343_irq, + .mask_ack = disable_se7343_irq, +}; + +static void se7343_irq_demux(unsigned int irq, struct irq_desc *desc) +{ + unsigned short intv = ctrl_inw(PA_CPLD_ST); + struct irq_desc *ext_desc; + unsigned int ext_irq = SE7343_FPGA_IRQ_BASE; + + intv &= (1 << SE7343_FPGA_IRQ_NR) - 1; + + while (intv) { + if (intv & 1) { + ext_desc = irq_desc + ext_irq; + handle_level_irq(ext_irq, ext_desc); + } + intv >>= 1; + ext_irq++; + } +} + +/* + * Initialize IRQ setting + */ +void __init init_7343se_IRQ(void) +{ + int i; + + ctrl_outw(0, PA_CPLD_IMSK); /* disable all irqs */ + ctrl_outw(0x2000, 0xb03fffec); /* mrshpc irq enable */ + + for (i = 0; i < SE7343_FPGA_IRQ_NR; i++) + set_irq_chip_and_handler_name(SE7343_FPGA_IRQ_BASE + i, + &se7343_irq_chip, + handle_level_irq, "level"); + + set_irq_chained_handler(IRQ0_IRQ, se7343_irq_demux); + set_irq_type(IRQ0_IRQ, IRQ_TYPE_LEVEL_LOW); + set_irq_chained_handler(IRQ1_IRQ, se7343_irq_demux); + set_irq_type(IRQ1_IRQ, IRQ_TYPE_LEVEL_LOW); + set_irq_chained_handler(IRQ4_IRQ, se7343_irq_demux); + set_irq_type(IRQ4_IRQ, IRQ_TYPE_LEVEL_LOW); + set_irq_chained_handler(IRQ5_IRQ, se7343_irq_demux); + set_irq_type(IRQ5_IRQ, IRQ_TYPE_LEVEL_LOW); +} diff --git a/arch/sh/boards/mach-se/7343/setup.c b/arch/sh/boards/mach-se/7343/setup.c new file mode 100644 index 000000000000..59dc92e20f64 --- /dev/null +++ b/arch/sh/boards/mach-se/7343/setup.c @@ -0,0 +1,152 @@ +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <machvec.h> +#include <mach/se7343.h> +#include <asm/heartbeat.h> +#include <asm/irq.h> +#include <asm/io.h> + +static struct resource smc91x_resources[] = { + [0] = { + .start = 0x10000000, + .end = 0x1000000F, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* + * shared with other devices via externel + * interrupt controller in FPGA... + */ + .start = SMC_IRQ, + .end = SMC_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device smc91x_device = { + .name = "smc91x", + .id = 0, + .num_resources = ARRAY_SIZE(smc91x_resources), + .resource = smc91x_resources, +}; + +static struct resource heartbeat_resources[] = { + [0] = { + .start = PA_LED, + .end = PA_LED, + .flags = IORESOURCE_MEM, + }, +}; + +static struct heartbeat_data heartbeat_data = { + .regsize = 16, +}; + +static struct platform_device heartbeat_device = { + .name = "heartbeat", + .id = -1, + .dev = { + .platform_data = &heartbeat_data, + }, + .num_resources = ARRAY_SIZE(heartbeat_resources), + .resource = heartbeat_resources, +}; + +static struct mtd_partition nor_flash_partitions[] = { + { + .name = "loader", + .offset = 0x00000000, + .size = 128 * 1024, + }, + { + .name = "rootfs", + .offset = MTDPART_OFS_APPEND, + .size = 31 * 1024 * 1024, + }, + { + .name = "data", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data nor_flash_data = { + .width = 2, + .parts = nor_flash_partitions, + .nr_parts = ARRAY_SIZE(nor_flash_partitions), +}; + +static struct resource nor_flash_resources[] = { + [0] = { + .start = 0x00000000, + .end = 0x01ffffff, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device nor_flash_device = { + .name = "physmap-flash", + .dev = { + .platform_data = &nor_flash_data, + }, + .num_resources = ARRAY_SIZE(nor_flash_resources), + .resource = nor_flash_resources, +}; + +static struct platform_device *sh7343se_platform_devices[] __initdata = { + &smc91x_device, + &heartbeat_device, + &nor_flash_device, +}; + +static int __init sh7343se_devices_setup(void) +{ + return platform_add_devices(sh7343se_platform_devices, + ARRAY_SIZE(sh7343se_platform_devices)); +} +device_initcall(sh7343se_devices_setup); + +/* + * Initialize the board + */ +static void __init sh7343se_setup(char **cmdline_p) +{ + ctrl_outw(0xf900, FPGA_OUT); /* FPGA */ + + ctrl_outw(0x0002, PORT_PECR); /* PORT E 1 = IRQ5 */ + ctrl_outw(0x0020, PORT_PSELD); + + printk(KERN_INFO "MS7343CP01 Setup...done\n"); +} + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_7343se __initmv = { + .mv_name = "SolutionEngine 7343", + .mv_setup = sh7343se_setup, + .mv_nr_irqs = 108, + .mv_inb = sh7343se_inb, + .mv_inw = sh7343se_inw, + .mv_inl = sh7343se_inl, + .mv_outb = sh7343se_outb, + .mv_outw = sh7343se_outw, + .mv_outl = sh7343se_outl, + + .mv_inb_p = sh7343se_inb_p, + .mv_inw_p = sh7343se_inw, + .mv_inl_p = sh7343se_inl, + .mv_outb_p = sh7343se_outb_p, + .mv_outw_p = sh7343se_outw, + .mv_outl_p = sh7343se_outl, + + .mv_insb = sh7343se_insb, + .mv_insw = sh7343se_insw, + .mv_insl = sh7343se_insl, + .mv_outsb = sh7343se_outsb, + .mv_outsw = sh7343se_outsw, + .mv_outsl = sh7343se_outsl, + + .mv_init_irq = init_7343se_IRQ, +}; |