Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (49 commits)
  MIPS: RB532: provide GPIO_BUILTIN_NR and irq_to_gpio/gpio_to_irq
  MIPS: Move ptrace prototypes to ptrace.h
  MIPS: Ptrace support for HARDWARE_WATCHPOINTS
  MIPS: Scheduler support for HARDWARE_WATCHPOINTS.
  MIPS: Watch exception handling for HARDWARE_WATCHPOINTS.
  MIPS: Probe watch registers and report configuration.
  MIPS: Add HARDWARE_WATCHPOINTS definitions and support code.
  MIPS: Add HARDWARE_WATCHPOINTS configure option.
  MIPS: Replace use of <asm-generic/uaccess.h> with native implementations.
  MIPS: TXx9: Add TX4939 ATA support (v2)
  MIPS: Rewrite spinlocks to ticket locks.
  MIPS: IP checksums: Optimize adjust of sum on buffers of odd alignment.
  MIPS: IP checksums: Remove unncessary .set pseudos
  MIPS: IP checksums: Remove unncessary folding of sum to 16 bit.
  MIPS: Move headfiles to new location below arch/mips/include
  MIPS: Alchemy: rename directory
  MIPS: Optimize get_user and put_user for 64-bit
  MIPS: TXx9: Implement prom_free_prom_memory
  MIPS: TXx9: Add RBTX4939 board support
  MIPS: TXx9: Add TX4939 SoC support
  ...

1 files changed, 22 insertions, 15 deletions

diff --git a/arch/mips/txx9/generic/setup_tx3927.c b/arch/mips/txx9/generic/setup_tx3927.c
index 7bd963d37fc3..9505d58454c8 100644
--- a/arch/mips/txx9/generic/setup_tx3927.c
+++ b/arch/mips/txx9/generic/setup_tx3927.c
@@ -15,6 +15,7 @@
 #include <linux/delay.h>
 #include <linux/param.h>
 #include <linux/io.h>
+#include <linux/mtd/physmap.h>
 #include <asm/mipsregs.h>
 #include <asm/txx9irq.h>
 #include <asm/txx9tmr.h>
@@ -32,11 +33,6 @@ void __init tx3927_setup(void)
         int i;
         unsigned int conf;
 
-        /* don't enable - see errata */
-        txx9_ccfg_toeon = 0;
-        if (strstr(prom_getcmdline(), "toeon") != NULL)
-                txx9_ccfg_toeon = 1;
-
         txx9_reg_res_init(TX3927_REV_PCODE(), TX3927_REG_BASE,
                           TX3927_REG_SIZE);
 
@@ -99,16 +95,14 @@ void __init tx3927_setup(void)
         txx9_gpio_init(TX3927_PIO_REG, 0, 16);
 
         conf = read_c0_conf();
-        if (!(conf & TX39_CONF_ICE))
-                printk(KERN_INFO "TX3927 I-Cache disabled.\n");
-        if (!(conf & TX39_CONF_DCE))
-                printk(KERN_INFO "TX3927 D-Cache disabled.\n");
-        else if (!(conf & TX39_CONF_WBON))
-                printk(KERN_INFO "TX3927 D-Cache WriteThrough.\n");
-        else if (!(conf & TX39_CONF_CWFON))
-                printk(KERN_INFO "TX3927 D-Cache WriteBack.\n");
-        else
-                printk(KERN_INFO "TX3927 D-Cache WriteBack (CWF) .\n");
+        if (conf & TX39_CONF_DCE) {
+                if (!(conf & TX39_CONF_WBON))
+                        pr_info("TX3927 D-Cache WriteThrough.\n");
+                else if (!(conf & TX39_CONF_CWFON))
+                        pr_info("TX3927 D-Cache WriteBack.\n");
+                else
+                        pr_info("TX3927 D-Cache WriteBack (CWF) .\n");
+        }
 }
 
 void __init tx3927_time_init(unsigned int evt_tmrnr, unsigned int src_tmrnr)
@@ -128,3 +122,16 @@ void __init tx3927_sio_init(unsigned int sclk, unsigned int cts_mask)
                               TXX9_IRQ_BASE + TX3927_IR_SIO(i),
                               i, sclk, (1 << i) & cts_mask);
 }
+
+void __init tx3927_mtd_init(int ch)
+{
+        struct physmap_flash_data pdata = {
+                .width = TX3927_ROMC_WIDTH(ch) / 8,
+        };
+        unsigned long start = txx9_ce_res[ch].start;
+        unsigned long size = txx9_ce_res[ch].end - start + 1;
+
+        if (!(tx3927_romcptr->cr[ch] & 0x8))
+                return; /* disabled */
+        txx9_physmap_flash_init(ch, start, size, &pdata);
+}