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| author |   Florian Fainelli <f.fainelli@gmail.com> | 2019-04-01 20:03:32 -0700 |
|---|---|---|
| committer | Florian Fainelli <f.fainelli@gmail.com> | 2020-01-05 13:44:04 -0800 |
| commit | ea1e84d1bd3c0845f814f06d08005bb9cd6da700 (patch) | |
| tree | 5ab64934a9237a80306ffc035c9a70d80b8808b4 /drivers/soc | |
| parent | soc: bcm: brcmstb: biuctrl: Tune interface for 7255 and 7216 (diff) | |
| download | linux-dev-ea1e84d1bd3c0845f814f06d08005bb9cd6da700.tar.xz linux-dev-ea1e84d1bd3c0845f814f06d08005bb9cd6da700.zip | |
soc: bcm: brcmstb: biuctrl: Update layout for A72 on 7211
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>
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/bcm/brcmstb/biuctrl.c | 8 |
1 files changed, 8 insertions, 0 deletions
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; |