diff options
Diffstat (limited to 'arch/arm/mach-sti/board-dt.c')
| -rw-r--r-- | arch/arm/mach-sti/board-dt.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/mach-sti/board-dt.c b/arch/arm/mach-sti/board-dt.c new file mode 100644 index 000000000..e04cd1b20 --- /dev/null +++ b/arch/arm/mach-sti/board-dt.c @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2013 STMicroelectronics (R&D) Limited. + * Author(s): Srinivas Kandagatla <srinivas.kandagatla@st.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/irq.h> +#include <linux/of_platform.h> +#include <asm/hardware/cache-l2x0.h> +#include <asm/mach/arch.h> + +#include "smp.h" + +static const char *const stih41x_dt_match[] __initconst = { + "st,stih415", + "st,stih416", + "st,stih407", + "st,stih410", + "st,stih418", + NULL +}; + +static void sti_l2_write_sec(unsigned long val, unsigned reg) +{ + /* + * We can't write to secure registers as we are in non-secure + * mode, until we have some SMI service available. + */ +} + +DT_MACHINE_START(STM, "STi SoC with Flattened Device Tree") + .dt_compat = stih41x_dt_match, + .l2c_aux_val = L2C_AUX_CTRL_SHARED_OVERRIDE | + L310_AUX_CTRL_DATA_PREFETCH | + L310_AUX_CTRL_INSTR_PREFETCH | + L2C_AUX_CTRL_WAY_SIZE(4), + .l2c_aux_mask = 0xc0000fff, + .smp = smp_ops(sti_smp_ops), + .l2c_write_sec = sti_l2_write_sec, +MACHINE_END |