ppc440spe-adma: adds updated ppc440spe adma driver
This patch adds new version of the PPC440SPe ADMA driver.
Signed-off-by: Yuri Tikhonov <yur@emcraft.com>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/arch/powerpc/include/asm/dcr-regs.h b/arch/powerpc/include/asm/dcr-regs.h
index 828e3aa..380274d 100644
--- a/arch/powerpc/include/asm/dcr-regs.h
+++ b/arch/powerpc/include/asm/dcr-regs.h
@@ -157,4 +157,27 @@
#define L2C_SNP_SSR_32G 0x0000f000
#define L2C_SNP_ESR 0x00000800
+/*
+ * DCR register offsets for 440SP/440SPe I2O/DMA controller.
+ * The base address is configured in the device tree.
+ */
+#define DCRN_I2O0_IBAL 0x006
+#define DCRN_I2O0_IBAH 0x007
+#define I2O_REG_ENABLE 0x00000001 /* Enable I2O/DMA access */
+
+/* 440SP/440SPe Software Reset DCR */
+#define DCRN_SDR0_SRST 0x0200
+#define DCRN_SDR0_SRST_I2ODMA (0x80000000 >> 15) /* Reset I2O/DMA */
+
+/* 440SP/440SPe Memory Queue DCR offsets */
+#define DCRN_MQ0_XORBA 0x04
+#define DCRN_MQ0_CF2H 0x06
+#define DCRN_MQ0_CFBHL 0x0f
+#define DCRN_MQ0_BAUH 0x10
+
+/* HB/LL Paths Configuration Register */
+#define MQ0_CFBHL_TPLM 28
+#define MQ0_CFBHL_HBCL 23
+#define MQ0_CFBHL_POLY 15
+
#endif /* __DCR_REGS_H__ */