mirror of
https://github.com/edk2-porting/linux-next.git
synced 2025-01-12 23:54:19 +08:00
c6594025c0
This patch adds support to STiH407 SoC. Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/*
|
|
* 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"
|
|
|
|
void __init stih41x_l2x0_init(void)
|
|
{
|
|
u32 way_size = 0x4;
|
|
u32 aux_ctrl;
|
|
/* may be this can be encoded in macros like BIT*() */
|
|
aux_ctrl = (0x1 << L2X0_AUX_CTRL_SHARE_OVERRIDE_SHIFT) |
|
|
(0x1 << L2X0_AUX_CTRL_DATA_PREFETCH_SHIFT) |
|
|
(0x1 << L2X0_AUX_CTRL_INSTR_PREFETCH_SHIFT) |
|
|
(way_size << L2X0_AUX_CTRL_WAY_SIZE_SHIFT);
|
|
|
|
l2x0_of_init(aux_ctrl, L2X0_AUX_CTRL_MASK);
|
|
}
|
|
|
|
static void __init stih41x_machine_init(void)
|
|
{
|
|
stih41x_l2x0_init();
|
|
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
|
|
}
|
|
|
|
static const char *stih41x_dt_match[] __initdata = {
|
|
"st,stih415",
|
|
"st,stih416",
|
|
"st,stih407",
|
|
NULL
|
|
};
|
|
|
|
DT_MACHINE_START(STM, "STiH415/416 SoC with Flattened Device Tree")
|
|
.init_machine = stih41x_machine_init,
|
|
.smp = smp_ops(sti_smp_ops),
|
|
.dt_compat = stih41x_dt_match,
|
|
MACHINE_END
|