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Commit c5a3a7fe authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "Revert "arm: cpu: read all address cells in dt for cpuid""

parents 7d371c93 ca484744

arch/arm/kernel/devtree.c

+6 −5
Original line number Diff line number Diff line
@@ -87,9 +87,9 @@ void __init arm_dt_init_cpu_maps(void) 
		return;



	for_each_child_of_node(cpus, cpu) {

		const __be32 *cell;

		int prop_bytes;

		u32 hwid;

		const __be32 *cell;



		if (of_node_cmp(cpu->type, "cpu"))

			continue;
@@ -100,13 +100,14 @@ void __init arm_dt_init_cpu_maps(void) 
		 * properties is considered invalid to build the

		 * cpu_logical_map.

		 */

		cell = of_get_property(cpu, "reg", NULL);

		if (!cell) {

			pr_err("%s: missing reg property\n", cpu->full_name);

		cell = of_get_property(cpu, "reg", &prop_bytes);

		if (!cell || prop_bytes < sizeof(*cell)) {

			pr_debug(" * %s missing reg property\n",

				     cpu->full_name);

			of_node_put(cpu);

			return;

		}

		hwid = of_read_number(cell, of_n_addr_cells(cpu));



		/*

		 * Bits n:24 must be set to 0 in the DT since the reg property

		 * defines the MPIDR[23:0].