3  * dcscb.c - Dual Cluster System Configuration Block
39 static int dcscb_cpu_powerup(unsigned int cpu, unsigned int cluster)  in dcscb_cpu_powerup()  argument
43 	pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster);  in dcscb_cpu_powerup()
44 	if (cluster >= 2 || !(cpumask & dcscb_allcpus_mask[cluster]))  in dcscb_cpu_powerup()
47 	rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4);  in dcscb_cpu_powerup()
49 	writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4);  in dcscb_cpu_powerup()
53 static int dcscb_cluster_powerup(unsigned int cluster)  in dcscb_cluster_powerup()  argument
57 	pr_debug("%s: cluster %u\n", __func__, cluster);  in dcscb_cluster_powerup()
58 	if (cluster >= 2)  in dcscb_cluster_powerup()
61 	/* remove cluster reset and add individual CPU's reset */  in dcscb_cluster_powerup()
62 	rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4);  in dcscb_cluster_powerup()
64 	rst_hold |= dcscb_allcpus_mask[cluster];  in dcscb_cluster_powerup()
65 	writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4);  in dcscb_cluster_powerup()
69 static void dcscb_cpu_powerdown_prepare(unsigned int cpu, unsigned int cluster)  in dcscb_cpu_powerdown_prepare()  argument
73 	pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster);  in dcscb_cpu_powerdown_prepare()
74 	BUG_ON(cluster >= 2 || !((1 << cpu) & dcscb_allcpus_mask[cluster]));  in dcscb_cpu_powerdown_prepare()
76 	rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4);  in dcscb_cpu_powerdown_prepare()
78 	writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4);  in dcscb_cpu_powerdown_prepare()
81 static void dcscb_cluster_powerdown_prepare(unsigned int cluster)  in dcscb_cluster_powerdown_prepare()  argument
85 	pr_debug("%s: cluster %u\n", __func__, cluster);  in dcscb_cluster_powerdown_prepare()
86 	BUG_ON(cluster >= 2);  in dcscb_cluster_powerdown_prepare()
88 	rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4);  in dcscb_cluster_powerdown_prepare()
90 	writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4);  in dcscb_cluster_powerdown_prepare()
101 	/* Flush all cache levels for this cluster. */  in dcscb_cluster_cache_disable()
108 	 * cluster standing" would need to be implemented if the  in dcscb_cluster_cache_disable()
117 	 * Disable cluster-level coherency by masking  in dcscb_cluster_cache_disable()
166 	 * through the cluster entry vectors.  in dcscb_init()