[PATCH 3/5] MIPS: BCM63XX: add TRNG peripheral definitions

[Florian Fainelli <florian@openwrt.org>]

Signed-off-by: Florian Fainelli <florian@openwrt.org>
---
 arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h  |    9 +++++++++
 arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h |   13 +++++++++++++
 2 files changed, 22 insertions(+), 0 deletions(-)

diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h 
b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
index 5b8d15b..f0ab172 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -130,6 +130,7 @@ enum bcm63xx_regs_set {
        RSET_PCMDMA,
        RSET_PCMDMAC,
        RSET_PCMDMAS,
+       RSET_TRNG
 };
 
 #define RSET_DSL_LMEM_SIZE             (64 * 1024 * 4)
@@ -149,6 +150,7 @@ enum bcm63xx_regs_set {
 #define RSET_XTMDMA_SIZE               256
 #define RSET_XTMDMAC_SIZE(chans)       (16 * (chans))
 #define RSET_XTMDMAS_SIZE(chans)       (16 * (chans))
+#define RSET_TRNG_SIZE                 20
 
 /*
  * 6338 register sets base address
@@ -193,6 +195,7 @@ enum bcm63xx_regs_set {
 #define BCM_6338_PCMDMA_BASE           (0xdeadbeef)
 #define BCM_6338_PCMDMAC_BASE          (0xdeadbeef)
 #define BCM_6338_PCMDMAS_BASE          (0xdeadbeef)
+#define BCM_6338_TRNG_BASE             (0xdeadbeef)
 
 /*
  * 6345 register sets base address
@@ -237,6 +240,7 @@ enum bcm63xx_regs_set {
 #define BCM_6345_PCMDMA_BASE           (0xdeadbeef)
 #define BCM_6345_PCMDMAC_BASE          (0xdeadbeef)
 #define BCM_6345_PCMDMAS_BASE          (0xdeadbeef)
+#define BCM_6345_TRNG_BASE             (0xdeadbeef)
 
 /*
  * 6348 register sets base address
@@ -278,6 +282,7 @@ enum bcm63xx_regs_set {
 #define BCM_6348_PCMDMA_BASE           (0xdeadbeef)
 #define BCM_6348_PCMDMAC_BASE          (0xdeadbeef)
 #define BCM_6348_PCMDMAS_BASE          (0xdeadbeef)
+#define BCM_6348_TRNG_BASE             (0xdeadbeef)
 
 /*
  * 6358 register sets base address
@@ -319,6 +324,7 @@ enum bcm63xx_regs_set {
 #define BCM_6358_PCMDMA_BASE           (0xfffe1800)
 #define BCM_6358_PCMDMAC_BASE          (0xfffe1900)
 #define BCM_6358_PCMDMAS_BASE          (0xfffe1a00)
+#define BCM_6358_TRNG_BASE             (0xdeadbeef)
 
 
 /*
@@ -361,6 +367,7 @@ enum bcm63xx_regs_set {
 #define BCM_6368_PCMDMA_BASE           (0xb0005800)
 #define BCM_6368_PCMDMAC_BASE          (0xb0005a00)
 #define BCM_6368_PCMDMAS_BASE          (0xb0005c00)
+#define BCM_6368_TRNG_BASE             (0xb0004180)
 
 
 extern const unsigned long *bcm63xx_regs_base;
@@ -407,6 +414,7 @@ extern const unsigned long *bcm63xx_regs_base;
        __GEN_RSET_BASE(__cpu, PCMDMA)                                  \
        __GEN_RSET_BASE(__cpu, PCMDMAC)                                 \
        __GEN_RSET_BASE(__cpu, PCMDMAS)                                 \
+       __GEN_RSET_BASE(__cpu, TRNG)                                    \
        }
 
 #define __GEN_CPU_REGS_TABLE(__cpu)                                    \
@@ -446,6 +454,7 @@ extern const unsigned long *bcm63xx_regs_base;
        [RSET_PCMDMA]           = BCM_## __cpu ##_PCMDMA_BASE,          \
        [RSET_PCMDMAC]          = BCM_## __cpu ##_PCMDMAC_BASE,         \
        [RSET_PCMDMAS]          = BCM_## __cpu ##_PCMDMAS_BASE,         \
+       [RSET_TRNG]             = BCM_## __cpu ##_TRNG_BASE,            \
 
 
 static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h 
b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
index fdcd78c..0de0bd9 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -973,4 +973,17 @@
 #define M2M_SRCID_REG(x)               ((x) * 0x40 + 0x14)
 #define M2M_DSTID_REG(x)               ((x) * 0x40 + 0x18)
 
+/*************************************************************************
+ * _REG relative to RSET_TRNG
+ *************************************************************************/
+#define TRNG_CTRL                      0x00
+#define TRNG_EN                                (1 << 0)
+
+#define TRNG_STAT                      0x04
+#define TRNG_AVAIL_MASK                        (0xff000000)
+
+#define TRNG_DATA                      0x08
+#define TRNG_THRES                     0x0c
+#define TRNG_MASK                      0x10
+
 #endif /* BCM63XX_REGS_H_ */
-- 
1.7.5.4