linux-kernel - [PATCH 6/9] soc: brcmstb: biuctrl: Wire-up new registers

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Message-Id: <20171129201849.17522-7-f.fainelli@gmail.com>
Date:   Wed, 29 Nov 2017 12:18:46 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     bcm-kernel-feedback-list@...adcom.com
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Brian Norris <computersforpeace@...il.com>,
        Gregory Fong <gregory.0xf0@...il.com>,
        devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS),
        linux-arm-kernel@...ts.infradead.org (moderated list:BROADCOM BCM7XXX
        ARM ARCHITECTURE), linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 6/9] soc: brcmstb: biuctrl: Wire-up new registers

Add definitions for B53 systems register: CPU_MCP_FLOW_REG and
CPU_WRITEBACK_CTRL_REG. These register will be saved and restored
accordingly.

Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 drivers/soc/bcm/brcmstb/biuctrl.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/soc/bcm/brcmstb/biuctrl.c b/drivers/soc/bcm/brcmstb/biuctrl.c
index 16cbfc2e953a..d498f9db01ab 100644
--- a/drivers/soc/bcm/brcmstb/biuctrl.c
+++ b/drivers/soc/bcm/brcmstb/biuctrl.c
@@ -49,17 +49,23 @@ static inline void cbc_writel(u32 val, int reg)
 
 enum cpubiuctrl_regs {
 	CPU_CREDIT_REG = 0,
+	CPU_MCP_FLOW_REG,
+	CPU_WRITEBACK_CTRL_REG
 };
 
 static const int b15_cpubiuctrl_regs[] = {
 	[CPU_CREDIT_REG] = 0x184,
+	[CPU_MCP_FLOW_REG] = -1,
+	[CPU_WRITEBACK_CTRL_REG] = -1,
 };
 
 static const int b53_cpubiuctrl_regs[] = {
 	[CPU_CREDIT_REG] = 0x0b0,
+	[CPU_MCP_FLOW_REG] = 0x0b4,
+	[CPU_WRITEBACK_CTRL_REG] = 0x22c,
 };
 
-#define NUM_CPU_BIUCTRL_REGS	1
+#define NUM_CPU_BIUCTRL_REGS	3
 
 static int __init mcp_write_pairing_set(void)
 {
-- 
2.9.3