1 /* 2 * Copyright (C) 2013 STMicroelectronics (R&D) Limited. 3 * Author(s): Srinivas Kandagatla <srinivas.kandagatla@st.com> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 */ 9 10 #include <linux/irq.h> 11 #include <linux/of_platform.h> 12 #include <asm/hardware/cache-l2x0.h> 13 #include <asm/mach/arch.h> 14 15 #include "smp.h" 16 17 static const char *const stih41x_dt_match[] __initconst = { 18 "st,stih415", 19 "st,stih416", 20 "st,stih407", 21 "st,stih410", 22 "st,stih418", 23 NULL 24 }; 25 26 static void sti_l2_write_sec(unsigned long val, unsigned reg) 27 { 28 /* 29 * We can't write to secure registers as we are in non-secure 30 * mode, until we have some SMI service available. 31 */ 32 } 33 34 DT_MACHINE_START(STM, "STi SoC with Flattened Device Tree") 35 .dt_compat = stih41x_dt_match, 36 .l2c_aux_val = L2C_AUX_CTRL_SHARED_OVERRIDE | 37 L310_AUX_CTRL_DATA_PREFETCH | 38 L310_AUX_CTRL_INSTR_PREFETCH | 39 L2C_AUX_CTRL_WAY_SIZE(4), 40 .l2c_aux_mask = 0xc0000fff, 41 .smp = smp_ops(sti_smp_ops), 42 .l2c_write_sec = sti_l2_write_sec, 43 MACHINE_END 44