[OMAP850] Add base support for omap850 cpu

Add base support for omap850 cpu.

Signed-off-by: Zebediah C. McClure <zmc@lurian.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>

3 files changed, 136 insertions, 5 deletions

diff --git a/arch/arm/mach-omap1/id.c b/arch/arm/mach-omap1/id.c
index 89bb8756f45..4ef26faf083 100644
--- a/arch/arm/mach-omap1/id.c
+++ b/arch/arm/mach-omap1/id.c
@@ -38,6 +38,7 @@ static struct omap_id omap_ids[] __initdata = {
 	{ .jtag_id = 0xb574, .die_rev = 0x2, .omap_id = 0x03310315, .type = 0x03100000},
 	{ .jtag_id = 0x355f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300100},
 	{ .jtag_id = 0xb55f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300300},
+	{ .jtag_id = 0xb55f, .die_rev = 0x0, .omap_id = 0x03320500, .type = 0x08500000},
 	{ .jtag_id = 0xb470, .die_rev = 0x0, .omap_id = 0x03310100, .type = 0x15100000},
 	{ .jtag_id = 0xb576, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x16100000},
 	{ .jtag_id = 0xb576, .die_rev = 0x2, .omap_id = 0x03320100, .type = 0x16110000},
@@ -77,7 +78,7 @@ static u16 __init omap_get_jtag_id(void)
 	prod_id = omap_readl(OMAP_PRODUCTION_ID_1);
 	omap_id = omap_readl(OMAP32_ID_1);
 
-	/* Check for unusable OMAP_PRODUCTION_ID_1 on 1611B/5912 and 730 */
+	/* Check for unusable OMAP_PRODUCTION_ID_1 on 1611B/5912 and 730/850 */
 	if (((prod_id >> 20) == 0) || (prod_id == omap_id))
 		prod_id = 0;
 	else
@@ -178,6 +179,7 @@ void __init omap_check_revision(void)
 
 	switch (cpu_type) {
 	case 0x07:
+	case 0x08:
 		omap_revision |= 0x07;
 		break;
 	case 0x03:
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h
index a8e1178a946..366f829edb1 100644
--- a/arch/arm/plat-omap/include/mach/cpu.h
+++ b/arch/arm/plat-omap/include/mach/cpu.h
@@ -56,6 +56,14 @@ unsigned int omap_rev(void);
 #  define OMAP_NAME omap730
 # endif
 #endif
+#ifdef CONFIG_ARCH_OMAP850
+# ifdef OMAP_NAME
+#  undef  MULTI_OMAP1
+#  define MULTI_OMAP1
+# else
+#  define OMAP_NAME omap850
+# endif
+#endif
 #ifdef CONFIG_ARCH_OMAP15XX
 # ifdef OMAP_NAME
 #  undef  MULTI_OMAP1
@@ -105,7 +113,7 @@ unsigned int omap_rev(void);
 /*
  * Macros to group OMAP into cpu classes.
  * These can be used in most places.
- * cpu_is_omap7xx():	True for OMAP730
+ * cpu_is_omap7xx():	True for OMAP730, OMAP850
  * cpu_is_omap15xx():	True for OMAP1510, OMAP5910 and OMAP310
  * cpu_is_omap16xx():	True for OMAP1610, OMAP5912 and OMAP1710
  * cpu_is_omap24xx():	True for OMAP2420, OMAP2422, OMAP2423, OMAP2430
@@ -153,6 +161,10 @@ IS_OMAP_SUBCLASS(343x, 0x343)
 #  undef  cpu_is_omap7xx
 #  define cpu_is_omap7xx()		is_omap7xx()
 # endif
+# if defined(CONFIG_ARCH_OMAP850)
+#  undef  cpu_is_omap7xx
+#  define cpu_is_omap7xx()		is_omap7xx()
+# endif
 # if defined(CONFIG_ARCH_OMAP15XX)
 #  undef  cpu_is_omap15xx
 #  define cpu_is_omap15xx()		is_omap15xx()
@@ -166,6 +178,10 @@ IS_OMAP_SUBCLASS(343x, 0x343)
 #  undef  cpu_is_omap7xx
 #  define cpu_is_omap7xx()		1
 # endif
+# if defined(CONFIG_ARCH_OMAP850)
+#  undef  cpu_is_omap7xx
+#  define cpu_is_omap7xx()		1
+# endif
 # if defined(CONFIG_ARCH_OMAP15XX)
 #  undef  cpu_is_omap15xx
 #  define cpu_is_omap15xx()		1
@@ -219,6 +235,7 @@ IS_OMAP_SUBCLASS(343x, 0x343)
  * These are only rarely needed.
  * cpu_is_omap330():	True for OMAP330
  * cpu_is_omap730():	True for OMAP730
+ * cpu_is_omap850():	True for OMAP850
  * cpu_is_omap1510():	True for OMAP1510
  * cpu_is_omap1610():	True for OMAP1610
  * cpu_is_omap1611():	True for OMAP1611
@@ -241,6 +258,7 @@ static inline int is_omap ##type (void)			\
 
 IS_OMAP_TYPE(310, 0x0310)
 IS_OMAP_TYPE(730, 0x0730)
+IS_OMAP_TYPE(850, 0x0850)
 IS_OMAP_TYPE(1510, 0x1510)
 IS_OMAP_TYPE(1610, 0x1610)
 IS_OMAP_TYPE(1611, 0x1611)
@@ -255,6 +273,7 @@ IS_OMAP_TYPE(3430, 0x3430)
 
 #define cpu_is_omap310()		0
 #define cpu_is_omap730()		0
+#define cpu_is_omap850()		0
 #define cpu_is_omap1510()		0
 #define cpu_is_omap1610()		0
 #define cpu_is_omap5912()		0
@@ -272,12 +291,22 @@ IS_OMAP_TYPE(3430, 0x3430)
 #  undef  cpu_is_omap730
 #  define cpu_is_omap730()		is_omap730()
 # endif
+# if defined(CONFIG_ARCH_OMAP850)
+#  undef  cpu_is_omap850
+#  define cpu_is_omap850()		is_omap850()
+# endif
 #else
 # if defined(CONFIG_ARCH_OMAP730)
 #  undef  cpu_is_omap730
 #  define cpu_is_omap730()		1
 # endif
 #endif
+#else
+# if defined(CONFIG_ARCH_OMAP850)
+#  undef  cpu_is_omap850
+#  define cpu_is_omap850()		1
+# endif
+#endif
 
 /*
  * Whether we have MULTI_OMAP1 or not, we still need to distinguish
@@ -320,7 +349,7 @@ IS_OMAP_TYPE(3430, 0x3430)
 #endif
 
 /* Macros to detect if we have OMAP1 or OMAP2 */
-#define cpu_class_is_omap1()	(cpu_is_omap730() || cpu_is_omap15xx() || \
+#define cpu_class_is_omap1()	(cpu_is_omap7xx() || cpu_is_omap15xx() || \
 				cpu_is_omap16xx())
 #define cpu_class_is_omap2()	(cpu_is_omap24xx() || cpu_is_omap34xx())
 
@@ -378,5 +407,3 @@ int omap_type(void);
 void omap2_check_revision(void);
 
 #endif    /* defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) */
-
-#endif
diff --git a/arch/arm/plat-omap/include/mach/omap850.h b/arch/arm/plat-omap/include/mach/omap850.h
new file mode 100644
index 00000000000..c33f6798171
--- /dev/null
+++ b/arch/arm/plat-omap/include/mach/omap850.h
@@ -0,0 +1,102 @@
+/* arch/arm/plat-omap/include/mach/omap850.h
+ *
+ * Hardware definitions for TI OMAP850 processor.
+ *
+ * Derived from omap730.h by Zebediah C. McClure <zmc@lurian.net>
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * You should have received a copy of the  GNU General Public License along
+ * with this program; if not, write  to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __ASM_ARCH_OMAP850_H
+#define __ASM_ARCH_OMAP850_H
+
+/*
+ * ----------------------------------------------------------------------------
+ * Base addresses
+ * ----------------------------------------------------------------------------
+ */
+
+/* Syntax: XX_BASE = Virtual base address, XX_START = Physical base address */
+
+#define OMAP850_DSP_BASE	0xE0000000
+#define OMAP850_DSP_SIZE	0x50000
+#define OMAP850_DSP_START	0xE0000000
+
+#define OMAP850_DSPREG_BASE	0xE1000000
+#define OMAP850_DSPREG_SIZE	SZ_128K
+#define OMAP850_DSPREG_START	0xE1000000
+
+/*
+ * ----------------------------------------------------------------------------
+ * OMAP850 specific configuration registers
+ * ----------------------------------------------------------------------------
+ */
+#define OMAP850_CONFIG_BASE	0xfffe1000
+#define OMAP850_IO_CONF_0	0xfffe1070
+#define OMAP850_IO_CONF_1	0xfffe1074
+#define OMAP850_IO_CONF_2	0xfffe1078
+#define OMAP850_IO_CONF_3	0xfffe107c
+#define OMAP850_IO_CONF_4	0xfffe1080
+#define OMAP850_IO_CONF_5	0xfffe1084
+#define OMAP850_IO_CONF_6	0xfffe1088
+#define OMAP850_IO_CONF_7	0xfffe108c
+#define OMAP850_IO_CONF_8	0xfffe1090
+#define OMAP850_IO_CONF_9	0xfffe1094
+#define OMAP850_IO_CONF_10	0xfffe1098
+#define OMAP850_IO_CONF_11	0xfffe109c
+#define OMAP850_IO_CONF_12	0xfffe10a0
+#define OMAP850_IO_CONF_13	0xfffe10a4
+
+#define OMAP850_MODE_1		0xfffe1010
+#define OMAP850_MODE_2		0xfffe1014
+
+/* CSMI specials: in terms of base + offset */
+#define OMAP850_MODE2_OFFSET	0x14
+
+/*
+ * ----------------------------------------------------------------------------
+ * OMAP850 traffic controller configuration registers
+ * ----------------------------------------------------------------------------
+ */
+#define OMAP850_FLASH_CFG_0	0xfffecc10
+#define OMAP850_FLASH_ACFG_0	0xfffecc50
+#define OMAP850_FLASH_CFG_1	0xfffecc14
+#define OMAP850_FLASH_ACFG_1	0xfffecc54
+
+/*
+ * ----------------------------------------------------------------------------
+ * OMAP850 DSP control registers
+ * ----------------------------------------------------------------------------
+ */
+#define OMAP850_ICR_BASE	0xfffbb800
+#define OMAP850_DSP_M_CTL	0xfffbb804
+#define OMAP850_DSP_MMU_BASE	0xfffed200
+
+/*
+ * ----------------------------------------------------------------------------
+ * OMAP850 PCC_UPLD configuration registers
+ * ----------------------------------------------------------------------------
+ */
+#define OMAP850_PCC_UPLD_CTRL_BASE	(0xfffe0900)
+#define OMAP850_PCC_UPLD_CTRL		(OMAP850_PCC_UPLD_CTRL_BASE + 0x00)
+
+#endif /*  __ASM_ARCH_OMAP850_H */
+