POWERPC: mpc82xx merge: board-specific/platform stuff(resend)

This intruduces 82xx family in arch/powerpc/platforms,
and has all the board-specific code to represent regression-less
transaction from ppc. The functionality is apparently the same, including
PCI controller.

Signed-off-by: Vitaly Bordug <vbordug@ru.mvista.com>

1 files changed, 67 insertions, 0 deletions

diff --git a/arch/powerpc/platforms/82xx/pq2ads.h b/arch/powerpc/platforms/82xx/pq2ads.h
new file mode 100644
index 000000000000..a7348213508f
--- /dev/null
+++ b/arch/powerpc/platforms/82xx/pq2ads.h
@@ -0,0 +1,67 @@
+/*
+ * PQ2/mpc8260 board-specific stuff
+ *
+ * A collection of structures, addresses, and values associated with
+ * the Freescale MPC8260ADS/MPC8266ADS-PCI boards.
+ * Copied from the RPX-Classic and SBS8260 stuff.
+ *
+ * Author: Vitaly Bordug <vbordug@ru.mvista.com>
+ *
+ * Originally written by Dan Malek for Motorola MPC8260 family
+ *
+ * Copyright (c) 2001 Dan Malek <dan@embeddedalley.com>
+ * Copyright (c) 2006 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 __MACH_ADS8260_DEFS
+#define __MACH_ADS8260_DEFS
+
+#include <linux/config.h>
+
+#include <asm/ppcboot.h>
+
+/* For our show_cpuinfo hooks. */
+#define CPUINFO_VENDOR          "Freescale Semiconductor"
+#define CPUINFO_MACHINE         "PQ2 ADS PowerPC"
+
+/* Backword-compatibility stuff for the drivers */
+#define CPM_MAP_ADDR            ((uint)0xf0000000)
+#define CPM_IRQ_OFFSET 0
+
+/* The ADS8260 has 16, 32-bit wide control/status registers, accessed
+ * only on word boundaries.
+ * Not all are used (yet), or are interesting to us (yet).
+ */
+
+/* Things of interest in the CSR.
+ */
+#define BCSR0_LED0              ((uint)0x02000000)      /* 0 == on */
+#define BCSR0_LED1              ((uint)0x01000000)      /* 0 == on */
+#define BCSR1_FETHIEN           ((uint)0x08000000)      /* 0 == enable*/
+#define BCSR1_FETH_RST          ((uint)0x04000000)      /* 0 == reset */
+#define BCSR1_RS232_EN1         ((uint)0x02000000)      /* 0 ==enable */
+#define BCSR1_RS232_EN2         ((uint)0x01000000)      /* 0 ==enable */
+#define BCSR3_FETHIEN2          ((uint)0x10000000)      /* 0 == enable*/
+#define BCSR3_FETH2_RS          ((uint)0x80000000)      /* 0 == reset */
+
+/* cpm serial driver works with constants below */
+
+#define SIU_INT_SMC1            ((uint)0x04+CPM_IRQ_OFFSET)
+#define SIU_INT_SMC2i           ((uint)0x05+CPM_IRQ_OFFSET)
+#define SIU_INT_SCC1            ((uint)0x28+CPM_IRQ_OFFSET)
+#define SIU_INT_SCC2            ((uint)0x29+CPM_IRQ_OFFSET)
+#define SIU_INT_SCC3            ((uint)0x2a+CPM_IRQ_OFFSET)
+#define SIU_INT_SCC4            ((uint)0x2b+CPM_IRQ_OFFSET)
+
+void m82xx_pci_init_irq(void);
+void mpc82xx_ads_show_cpuinfo(struct seq_file*);
+void m82xx_calibrate_decr(void);
+
+#endif /* __MACH_ADS8260_DEFS */
+#endif /* __KERNEL__ */