ARM: shmobile: r8a7790 CA15-SCU enablement (c2c97ec5) · Commits · 戴 / test

Power on CA15 SCU in case of booting from a CA7 core. Signed-off-by:

Keita Kobayashi <keita.kobayashi.ym@renesas.com> [damm@opensource.se: Converted to use broken out SYSC code] Signed-off-by:

arch/arm/mach-shmobile/smp-r8a7790.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -29,6 +29,11 @@
		#define CA7RESCNT 0x0044
		#define MERAM 0xe8080000

		static struct rcar_sysc_ch r8a7790_ca15_scu = {
		.chan_offs = 0x180, /* PWRSR5 .. PWRER5 */
		.isr_bit = 12, /* CA15-SCU */
		};

		static struct rcar_sysc_ch r8a7790_ca7_scu = {
		.chan_offs = 0x100, /* PWRSR3 .. PWRER3 */
		.isr_bit = 21, /* CA7-SCU */
		@@ -64,6 +69,7 @@ static void __init r8a7790_smp_prepare_cpus(unsigned int max_cpus)

		/* turn on power to SCU */
		r8a7790_pm_init();
		rcar_sysc_power_up(&r8a7790_ca15_scu);
		rcar_sysc_power_up(&r8a7790_ca7_scu);
		}