--- /dev/null
+/*
+ * arch/sh/boards/superh/microdev/setup.c
+ *
+ * Copyright (C) 2003 Sean McGoogan (Sean.McGoogan@superh.com)
+ * Copyright (C) 2003, 2004 SuperH, Inc.
+ * Copyright (C) 2004 Paul Mundt
+ *
+ * SuperH SH4-202 MicroDev board support.
+ *
+ * May be copied or modified under the terms of the GNU General Public
+ * License. See linux/COPYING for more information.
+ */
+
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/ioport.h>
+#include <asm/io.h>
+#include <asm/mach/irq.h>
+#include <asm/mach/io.h>
+#include <asm/machvec.h>
+#include <asm/machvec_init.h>
+
+extern void microdev_heartbeat(void);
+
+/*
+ * The Machine Vector
+ */
+
+struct sh_machine_vector mv_sh4202_microdev __initmv = {
+ .mv_nr_irqs = 72, /* QQQ need to check this - use the MACRO */
+
+ .mv_inb = microdev_inb,
+ .mv_inw = microdev_inw,
+ .mv_inl = microdev_inl,
+ .mv_outb = microdev_outb,
+ .mv_outw = microdev_outw,
+ .mv_outl = microdev_outl,
+
+ .mv_inb_p = microdev_inb_p,
+ .mv_inw_p = microdev_inw_p,
+ .mv_inl_p = microdev_inl_p,
+ .mv_outb_p = microdev_outb_p,
+ .mv_outw_p = microdev_outw_p,
+ .mv_outl_p = microdev_outl_p,
+
+ .mv_insb = microdev_insb,
+ .mv_insw = microdev_insw,
+ .mv_insl = microdev_insl,
+ .mv_outsb = microdev_outsb,
+ .mv_outsw = microdev_outsw,
+ .mv_outsl = microdev_outsl,
+
+ .mv_isa_port2addr = microdev_isa_port2addr,
+
+ .mv_init_irq = init_microdev_irq,
+
+#ifdef CONFIG_HEARTBEAT
+ .mv_heartbeat = microdev_heartbeat,
+#endif
+};
+ALIAS_MV(sh4202_microdev)
+
+/****************************************************************************/
+
+
+ /*
+ * Setup for the SMSC FDC37C93xAPM
+ */
+#define SMSC_CONFIG_PORT_ADDR (0x3F0)
+#define SMSC_INDEX_PORT_ADDR SMSC_CONFIG_PORT_ADDR
+#define SMSC_DATA_PORT_ADDR (SMSC_INDEX_PORT_ADDR + 1)
+
+#define SMSC_ENTER_CONFIG_KEY 0x55
+#define SMSC_EXIT_CONFIG_KEY 0xaa
+
+#define SMCS_LOGICAL_DEV_INDEX 0x07 /* Logical Device Number */
+#define SMSC_DEVICE_ID_INDEX 0x20 /* Device ID */
+#define SMSC_DEVICE_REV_INDEX 0x21 /* Device Revision */
+#define SMSC_ACTIVATE_INDEX 0x30 /* Activate */
+#define SMSC_PRIMARY_BASE_INDEX 0x60 /* Primary Base Address */
+#define SMSC_SECONDARY_BASE_INDEX 0x62 /* Secondary Base Address */
+#define SMSC_PRIMARY_INT_INDEX 0x70 /* Primary Interrupt Select */
+#define SMSC_SECONDARY_INT_INDEX 0x72 /* Secondary Interrupt Select */
+#define SMSC_HDCS0_INDEX 0xf0 /* HDCS0 Address Decoder */
+#define SMSC_HDCS1_INDEX 0xf1 /* HDCS1 Address Decoder */
+
+#define SMSC_IDE1_DEVICE 1 /* IDE #1 logical device */
+#define SMSC_IDE2_DEVICE 2 /* IDE #2 logical device */
+#define SMSC_PARALLEL_DEVICE 3 /* Parallel Port logical device */
+#define SMSC_SERIAL1_DEVICE 4 /* Serial #1 logical device */
+#define SMSC_SERIAL2_DEVICE 5 /* Serial #2 logical device */
+#define SMSC_KEYBOARD_DEVICE 7 /* Keyboard logical device */
+#define SMSC_CONFIG_REGISTERS 8 /* Configuration Registers (Aux I/O) */
+
+#define SMSC_READ_INDEXED(index) ({ \
+ outb((index), SMSC_INDEX_PORT_ADDR); \
+ inb(SMSC_DATA_PORT_ADDR); })
+#define SMSC_WRITE_INDEXED(val, index) ({ \
+ outb((index), SMSC_INDEX_PORT_ADDR); \
+ outb((val), SMSC_DATA_PORT_ADDR); })
+
+#define IDE1_PRIMARY_BASE 0x01f0 /* Task File Registe base for IDE #1 */
+#define IDE1_SECONDARY_BASE 0x03f6 /* Miscellaneous AT registers for IDE #1 */
+#define IDE2_PRIMARY_BASE 0x0170 /* Task File Registe base for IDE #2 */
+#define IDE2_SECONDARY_BASE 0x0376 /* Miscellaneous AT registers for IDE #2 */
+
+#define SERIAL1_PRIMARY_BASE 0x03f8
+#define SERIAL2_PRIMARY_BASE 0x02f8
+
+#define MSB(x) ( (x) >> 8 )
+#define LSB(x) ( (x) & 0xff )
+
+ /* General-Purpose base address on CPU-board FPGA */
+#define MICRODEV_FPGA_GP_BASE 0xa6100000ul
+
+ /* assume a Keyboard Controller is present */
+int microdev_kbd_controller_present = 1;
+
+const char *get_system_type(void)
+{
+ return "SH4-202 MicroDev";
+}
+
+static struct resource smc91x_resources[] = {
+ [0] = {
+ .start = 0x300,
+ .end = 0x300 + 0x0001000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = MICRODEV_LINUX_IRQ_ETHERNET,
+ .end = MICRODEV_LINUX_IRQ_ETHERNET,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device smc91x_device = {
+ .name = "smc91x",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(smc91x_resources),
+ .resource = smc91x_resources,
+};
+
+static int __init smc91x_setup(void)
+{
+ return platform_device_register(&smc91x_device);
+}
+
+__initcall(smc91x_setup);
+
+ /*
+ * Initialize the board
+ */
+void __init platform_setup(void)
+{
+ int * const fpgaRevisionRegister = (int*)(MICRODEV_FPGA_GP_BASE + 0x8ul);
+ const int fpgaRevision = *fpgaRevisionRegister;
+ int * const CacheControlRegister = (int*)CCR;
+
+ printk("SuperH %s board (FPGA rev: 0x%0x, CCR: 0x%0x)\n",
+ get_system_type(), fpgaRevision, *CacheControlRegister);
+}
+
+
+/****************************************************************************/
+
+
+ /*
+ * Setup for the SMSC FDC37C93xAPM
+ */
+static int __init smsc_superio_setup(void)
+{
+
+ unsigned char devid, devrev;
+
+ /* Initially the chip is in run state */
+ /* Put it into configuration state */
+ outb(SMSC_ENTER_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR);
+
+ /* Read device ID info */
+ devid = SMSC_READ_INDEXED(SMSC_DEVICE_ID_INDEX);
+ devrev = SMSC_READ_INDEXED(SMSC_DEVICE_REV_INDEX);
+ if ( (devid==0x30) && (devrev==0x01) )
+ {
+ printk("SMSC FDC37C93xAPM SuperIO device detected\n");
+ }
+ else
+ { /* not the device identity we expected */
+ printk("Not detected a SMSC FDC37C93xAPM SuperIO device (devid=0x%02x, rev=0x%02x)\n",
+ devid, devrev);
+ /* inform the keyboard driver that we have no keyboard controller */
+ microdev_kbd_controller_present = 0;
+ /* little point in doing anything else in this functon */
+ return 0;
+ }
+
+ /* Select the keyboard device */
+ SMSC_WRITE_INDEXED(SMSC_KEYBOARD_DEVICE, SMCS_LOGICAL_DEV_INDEX);
+ /* enable it */
+ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX);
+ /* enable the interrupts */
+ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_KEYBOARD, SMSC_PRIMARY_INT_INDEX);
+ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_MOUSE, SMSC_SECONDARY_INT_INDEX);
+
+ /* Select the Serial #1 device */
+ SMSC_WRITE_INDEXED(SMSC_SERIAL1_DEVICE, SMCS_LOGICAL_DEV_INDEX);
+ /* enable it */
+ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX);
+ /* program with port addresses */
+ SMSC_WRITE_INDEXED(MSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0);
+ SMSC_WRITE_INDEXED(LSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1);
+ SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX);
+ /* enable the interrupts */
+ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL1, SMSC_PRIMARY_INT_INDEX);
+
+ /* Select the Serial #2 device */
+ SMSC_WRITE_INDEXED(SMSC_SERIAL2_DEVICE, SMCS_LOGICAL_DEV_INDEX);
+ /* enable it */
+ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX);
+ /* program with port addresses */
+ SMSC_WRITE_INDEXED(MSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0);
+ SMSC_WRITE_INDEXED(LSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1);
+ SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX);
+ /* enable the interrupts */
+ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL2, SMSC_PRIMARY_INT_INDEX);
+
+ /* Select the IDE#1 device */
+ SMSC_WRITE_INDEXED(SMSC_IDE1_DEVICE, SMCS_LOGICAL_DEV_INDEX);
+ /* enable it */
+ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX);
+ /* program with port addresses */
+ SMSC_WRITE_INDEXED(MSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0);
+ SMSC_WRITE_INDEXED(LSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1);
+ SMSC_WRITE_INDEXED(MSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0);
+ SMSC_WRITE_INDEXED(LSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1);
+ SMSC_WRITE_INDEXED(0x0c, SMSC_HDCS0_INDEX);
+ SMSC_WRITE_INDEXED(0x00, SMSC_HDCS1_INDEX);
+ /* select the interrupt */
+ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE1, SMSC_PRIMARY_INT_INDEX);
+
+ /* Select the IDE#2 device */
+ SMSC_WRITE_INDEXED(SMSC_IDE2_DEVICE, SMCS_LOGICAL_DEV_INDEX);
+ /* enable it */
+ SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX);
+ /* program with port addresses */
+ SMSC_WRITE_INDEXED(MSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0);
+ SMSC_WRITE_INDEXED(LSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1);
+ SMSC_WRITE_INDEXED(MSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0);
+ SMSC_WRITE_INDEXED(LSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1);
+ /* select the interrupt */
+ SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE2, SMSC_PRIMARY_INT_INDEX);
+
+ /* Select the configuration registers */
+ SMSC_WRITE_INDEXED(SMSC_CONFIG_REGISTERS, SMCS_LOGICAL_DEV_INDEX);
+ /* enable the appropriate GPIO pins for IDE functionality:
+ * bit[0] In/Out 1==input; 0==output
+ * bit[1] Polarity 1==invert; 0==no invert
+ * bit[2] Int Enb #1 1==Enable Combined IRQ #1; 0==disable
+ * bit[3:4] Function Select 00==original; 01==Alternate Function #1
+ */
+ SMSC_WRITE_INDEXED(0x00, 0xc2); /* GP42 = nIDE1_OE */
+ SMSC_WRITE_INDEXED(0x01, 0xc5); /* GP45 = IDE1_IRQ */
+ SMSC_WRITE_INDEXED(0x00, 0xc6); /* GP46 = nIOROP */
+ SMSC_WRITE_INDEXED(0x00, 0xc7); /* GP47 = nIOWOP */
+ SMSC_WRITE_INDEXED(0x08, 0xe8); /* GP20 = nIDE2_OE */
+
+ /* Exit the configuraton state */
+ outb(SMSC_EXIT_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR);
+
+ return 0;
+}
+
+
+/* This is grotty, but, because kernel is always referenced on the link line
+ * before any devices, this is safe.
+ */
+__initcall(smsc_superio_setup);
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