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Subject[PATCH 3/4] soc: bcm: brcmstb: biuctrl: Update layout for A72 on 7211
Date
The BIUCTRL layout is a little different on 7211 which is equipped with
a Cortex-A72, account for those register offset differences. We will
match 7211 specifically in a subsequent commit.

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

diff --git a/drivers/soc/bcm/brcmstb/biuctrl.c b/drivers/soc/bcm/brcmstb/biuctrl.c
index 978cf52be664..d766577bc5d4 100644
--- a/drivers/soc/bcm/brcmstb/biuctrl.c
+++ b/drivers/soc/bcm/brcmstb/biuctrl.c
@@ -76,6 +76,12 @@ static const int b53_cpubiuctrl_regs[] = {
[CPU_WRITEBACK_CTRL_REG] = 0x22c,
};

+static const int a72_cpubiuctrl_regs[] = {
+ [CPU_CREDIT_REG] = 0x18,
+ [CPU_MCP_FLOW_REG] = 0x1c,
+ [CPU_WRITEBACK_CTRL_REG] = 0x20,
+};
+
#define NUM_CPU_BIUCTRL_REGS 3

static int __init mcp_write_pairing_set(void)
@@ -183,6 +189,8 @@ static int __init setup_hifcpubiuctrl_regs(struct device_node *np)
cpubiuctrl_regs = b15_cpubiuctrl_regs;
else if (of_device_is_compatible(cpu_dn, "brcm,brahma-b53"))
cpubiuctrl_regs = b53_cpubiuctrl_regs;
+ else if (of_device_is_compatible(cpu_dn, "arm,cortex-a72"))
+ cpubiuctrl_regs = a72_cpubiuctrl_regs;
else {
pr_err("unsupported CPU\n");
ret = -EINVAL;
--
2.17.1
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