19 static void __init hsdk_init_per_cpu(unsigned int cpu)  in hsdk_init_per_cpu()  argument
25 	if (cpuinfo_arc700[cpu].iccm.sz)  in hsdk_init_per_cpu()
32 	if (cpuinfo_arc700[cpu].dccm.sz)  in hsdk_init_per_cpu()
50 	 * Peripherals on CPU Card are wired to cpu intc via intermediate  in hsdk_enable_gpio_intc_wire()
53 	 *         ---------------------  in hsdk_enable_gpio_intc_wire()
54 	 *        |  snps,archs-intc  |  in hsdk_enable_gpio_intc_wire()
55 	 *        ---------------------  in hsdk_enable_gpio_intc_wire()
57 	 *        ----------------------  in hsdk_enable_gpio_intc_wire()
58 	 *        | snps,archs-idu-intc |  in hsdk_enable_gpio_intc_wire()
59 	 *        ----------------------  in hsdk_enable_gpio_intc_wire()
63 	 * -------------------  in hsdk_enable_gpio_intc_wire()
64 	 * | snps,dw-apb-intc |  in hsdk_enable_gpio_intc_wire()
65 	 * -------------------  in hsdk_enable_gpio_intc_wire()
69 	 * Current implementation of "irq-dw-apb-ictl" driver doesn't work well  in hsdk_enable_gpio_intc_wire()
70 	 * with stacked INTCs. In particular problem happens if its master INTC  in hsdk_enable_gpio_intc_wire()
71 	 * not yet instantiated. See discussion here -  in hsdk_enable_gpio_intc_wire()
75 	 * DT hardware topology - connect intc directly to cpu intc  in hsdk_enable_gpio_intc_wire()
79 	 * intc ISR hop  in hsdk_enable_gpio_intc_wire()
83 	 * - GPIO[0] - Bluetooth interrupt of RS9113 module  in hsdk_enable_gpio_intc_wire()
84 	 * - GPIO[2] - HAPS interrupt (on HapsTrak 3 connector)  in hsdk_enable_gpio_intc_wire()
85 	 * - GPIO[3] - Audio codec (MAX9880A) interrupt  in hsdk_enable_gpio_intc_wire()
86 	 * - GPIO[8-23] - Available on Arduino and PMOD_x headers  in hsdk_enable_gpio_intc_wire()
88 	 * use-case so we only enable lines 0, 2 and 3.  in hsdk_enable_gpio_intc_wire()
90 …* [1] https://github.com/foss-for-synopsys-dwc-arc-processors/ARC-Development-Systems-Forum/wiki/d…  in hsdk_enable_gpio_intc_wire()
121 	 * Switch SDIO external ciu clock divider from default div-by-8 to  in hsdk_init_early()
122 	 * minimum possible div-by-2.  in hsdk_init_early()