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From 357761c423c0f9e4af4aafe85be7889dc36f3584 Mon Sep 17 00:00:00 2001
From: Florian Fainelli <florian@openwrt.org>
Date: Tue, 31 Jan 2012 15:12:23 +0100
Subject: [PATCH 4/6] MIPS: BCM63XX: add RNG peripheral definitions
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: mpm@selenic.com
Cc: herbert@gondor.apana.org.au
Patchwork: https://patchwork.linux-mips.org/patch/3326/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h | 9 +++++++++
arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h | 14 ++++++++++++++
2 files changed, 23 insertions(+), 0 deletions(-)
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -129,6 +129,7 @@ enum bcm63xx_regs_set {
RSET_PCMDMA,
RSET_PCMDMAC,
RSET_PCMDMAS,
+ RSET_RNG
};
#define RSET_DSL_LMEM_SIZE (64 * 1024 * 4)
@@ -152,6 +153,7 @@ 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_RNG_SIZE 20
/*
* 6338 register sets base address
@@ -195,6 +197,7 @@ 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_RNG_BASE (0xdeadbeef)
/*
* 6345 register sets base address
@@ -238,6 +241,7 @@ 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_RNG_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_RNG_BASE (0xdeadbeef)
/*
* 6358 register sets base address
@@ -318,6 +323,7 @@ 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_RNG_BASE (0xdeadbeef)
/*
@@ -359,6 +365,7 @@ 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_RNG_BASE (0xb0004180)
extern const unsigned long *bcm63xx_regs_base;
@@ -404,6 +411,7 @@ extern const unsigned long *bcm63xx_regs
__GEN_RSET_BASE(__cpu, PCMDMA) \
__GEN_RSET_BASE(__cpu, PCMDMAC) \
__GEN_RSET_BASE(__cpu, PCMDMAS) \
+ __GEN_RSET_BASE(__cpu, RNG) \
}
#define __GEN_CPU_REGS_TABLE(__cpu) \
@@ -442,6 +450,7 @@ extern const unsigned long *bcm63xx_regs
[RSET_PCMDMA] = BCM_## __cpu ##_PCMDMA_BASE, \
[RSET_PCMDMAC] = BCM_## __cpu ##_PCMDMAC_BASE, \
[RSET_PCMDMAS] = BCM_## __cpu ##_PCMDMAS_BASE, \
+ [RSET_RNG] = BCM_## __cpu ##_RNG_BASE, \
static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -974,6 +974,20 @@
#define M2M_DSTID_REG(x) ((x) * 0x40 + 0x18)
/*************************************************************************
+ * _REG relative to RSET_RNG
+ *************************************************************************/
+
+#define RNG_CTRL 0x00
+#define RNG_EN (1 << 0)
+
+#define RNG_STAT 0x04
+#define RNG_AVAIL_MASK (0xff000000)
+
+#define RNG_DATA 0x08
+#define RNG_THRES 0x0c
+#define RNG_MASK 0x10
+
+/*************************************************************************
* _REG relative to RSET_SPI
*************************************************************************/
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