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Tue, 10 Dec 2019 15:35:22 -0800 (PST) From: Florian Fainelli To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 3/4] soc: bcm: brcmstb: biuctrl: Update layout for A72 on 7211 Date: Tue, 10 Dec 2019 15:30:42 -0800 Message-Id: <20191210233043.15193-4-f.fainelli@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191210233043.15193-1-f.fainelli@gmail.com> References: <20191210233043.15193-1-f.fainelli@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191210_153525_172428_5C4A4AD0 X-CRM114-Status: GOOD ( 11.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Florian Fainelli , "maintainer:BROADCOM BCM7XXX ARM ARCHITECTURE" , open list MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel