ARM: OMAP: Add minimal OMAP2430 support

This patch adds minimal OMAP2430 support to get the kernel booting on 2430SDP.

Signed-off-by: Syed Mohammed Khasim <x0khasim@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

4 files changed, 70 insertions, 0 deletions

diff --git a/include/asm-arm/arch-omap/board-2430sdp.h b/include/asm-arm/arch-omap/board-2430sdp.h
new file mode 100644
index 000000000000..e9c65ce3cb12
--- /dev/null
+++ b/include/asm-arm/arch-omap/board-2430sdp.h
@@ -0,0 +1,44 @@
+/*
+ * linux/include/asm-arm/arch-omap/board-2430sdp.h
+ *
+ * Hardware definitions for TI OMAP2430 SDP board.
+ *
+ * Based on board-h4.h by Dirk Behme <dirk.behme@de.bosch.com>
+ *
+ * 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_OMAP_2430SDP_H
+#define __ASM_ARCH_OMAP_2430SDP_H
+
+/* Placeholder for 2430SDP specific defines */
+#define OMAP24XX_ETHR_START              0x08000300
+#define OMAP24XX_ETHR_GPIO_IRQ          149
+#define SDP2430_CS0_BASE                0x04000000
+
+#define TWL4030_IRQNUM                  INT_24XX_SYS_NIRQ
+
+/* TWL4030 Primary Interrupt Handler (PIH) interrupts */
+#define IH_TWL4030_BASE                 IH_BOARD_BASE
+#define IH_TWL4030_END                  (IH_TWL4030_BASE+8)
+#define NR_IRQS                         (IH_TWL4030_END)
+
+#endif /* __ASM_ARCH_OMAP_2430SDP_H */
diff --git a/include/asm-arm/arch-omap/hardware.h b/include/asm-arm/arch-omap/hardware.h
index e225f4f39b34..98a8eb8481a3 100644
--- a/include/asm-arm/arch-omap/hardware.h
+++ b/include/asm-arm/arch-omap/hardware.h
@@ -318,6 +318,10 @@
 #include "board-h4.h"
 #endif
 
+#ifdef CONFIG_MACH_OMAP_2430SDP
+#include "board-2430sdp.h"
+#endif
+
 #ifdef CONFIG_MACH_OMAP_APOLLON
 #include "board-apollon.h"
 #endif
diff --git a/include/asm-arm/arch-omap/io.h b/include/asm-arm/arch-omap/io.h
index 4aca7e3d7566..289082d07f14 100644
--- a/include/asm-arm/arch-omap/io.h
+++ b/include/asm-arm/arch-omap/io.h
@@ -72,6 +72,16 @@
 #define L4_24XX_PHYS    L4_24XX_BASE    /* 0x48000000 */
 #define L4_24XX_VIRT    0xd8000000
 #define L4_24XX_SIZE    SZ_1M           /* 1MB of 128MB used, want 1MB sect */
+
+#ifdef CONFIG_ARCH_OMAP2430
+#define L4_WK_243X_PHYS         L4_WK_243X_BASE         /* 0x49000000 */
+#define L4_WK_243X_VIRT         0xd9000000
+#define L4_WK_243X_SIZE         SZ_1M
+#define OMAP243X_GPMC_PHYS      OMAP243X_GPMC_BASE      /* 0x49000000 */
+#define OMAP243X_GPMC_VIRT      0xFE000000
+#define OMAP243X_GPMC_SIZE      SZ_1M
+#endif
+
 #define IO_OFFSET       0x90000000
 #define IO_ADDRESS(pa)  ((pa) + IO_OFFSET)      /* Works for L3 and L4 */
 #define io_p2v(pa)      ((pa) + IO_OFFSET)      /* Works for L3 and L4 */
diff --git a/include/asm-arm/arch-omap/omap24xx.h b/include/asm-arm/arch-omap/omap24xx.h
index 708b2fac77f2..14c0f9496579 100644
--- a/include/asm-arm/arch-omap/omap24xx.h
+++ b/include/asm-arm/arch-omap/omap24xx.h
@@ -8,6 +8,7 @@
  */
 
 #define L4_24XX_BASE            0x48000000
+#define L4_WK_243X_BASE         0x49000000
 #define L3_24XX_BASE            0x68000000
 
 /* interrupt controller */
@@ -16,9 +17,20 @@
 #define OMAP24XX_IVA_INTC_BASE  0x40000000
 #define IRQ_SIR_IRQ             0x0040
 
+#ifdef CONFIG_ARCH_OMAP2420
 #define OMAP24XX_32KSYNCT_BASE  (L4_24XX_BASE + 0x4000)
 #define OMAP24XX_PRCM_BASE      (L4_24XX_BASE + 0x8000)
 #define OMAP24XX_SDRC_BASE      (L3_24XX_BASE + 0x9000)
+#define OMAP242X_CONTROL_STATUS (L4_24XX_BASE + 0x2f8)
+#endif
+
+#ifdef CONFIG_ARCH_OMAP2430
+#define OMAP24XX_32KSYNCT_BASE  (L4_WK_243X_BASE + 0x20000)
+#define OMAP24XX_PRCM_BASE      (L4_WK_243X_BASE + 0x6000)
+#define OMAP24XX_SDRC_BASE      (0x6D000000)
+#define OMAP242X_CONTROL_STATUS (L4_24XX_BASE + 0x2f8)
+#define OMAP243X_GPMC_BASE      0x6E000000
+#endif
 
 /* DSP SS */
 #define OMAP24XX_DSP_BASE       0x58000000