DMAENGINE: DMA40 U8500 platform configuration

This completes the DMA40 support with the platform-specific
configuration for U8500/DB8500.

Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Acked-by: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Reviewed-by: Alessandro Rubini <rubini@unipv.it>
Cc: STEricsson_nomadik_linux@list.st.com
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
[fixed up dma40_{tx|rx}_map declaration/initialization]
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/mach-ux500/include/mach/db8500-regs.h b/arch/arm/mach-ux500/include/mach/db8500-regs.h
index 9169e1e382a3..85fc6a80b386 100644
--- a/arch/arm/mach-ux500/include/mach/db8500-regs.h
+++ b/arch/arm/mach-ux500/include/mach/db8500-regs.h
@@ -7,6 +7,18 @@
 #ifndef __MACH_DB8500_REGS_H
 #define __MACH_DB8500_REGS_H
 
+/* Base address and bank offsets for ESRAM */
+#define U8500_ESRAM_BASE        0x40000000
+#define U8500_ESRAM_BANK_SIZE   0x00020000
+#define U8500_ESRAM_BANK0       U8500_ESRAM_BASE
+#define U8500_ESRAM_BANK1       (U8500_ESRAM_BASE + U8500_ESRAM_BANK_SIZE)
+#define U8500_ESRAM_BANK2       (U8500_ESRAM_BANK1 + U8500_ESRAM_BANK_SIZE)
+#define U8500_ESRAM_BANK3       (U8500_ESRAM_BANK2 + U8500_ESRAM_BANK_SIZE)
+#define U8500_ESRAM_BANK4       (U8500_ESRAM_BANK3 + U8500_ESRAM_BANK_SIZE)
+/* Use bank 4 for DMA LCLA and LCPA */
+#define U8500_DMA_LCLA_BASE     U8500_ESRAM_BANK4
+#define U8500_DMA_LCPA_BASE     (U8500_ESRAM_BANK4 + 0x4000)
+
 #define U8500_PER3_BASE         0x80000000
 #define U8500_STM_BASE          0x80100000
 #define U8500_STM_REG_BASE      (U8500_STM_BASE + 0xF000)