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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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c633c531f8
Cc: Daniel Walker <dwalker@fifo99.com> Cc: Bryan Huntsman <bryanh@codeaurora.org> Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: David Brown <davidb@codeaurora.org>
171 lines
4.2 KiB
C
171 lines
4.2 KiB
C
/*
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* Copyright (C) 2007 Google, Inc.
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* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved.
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* Author: Brian Swetland <swetland@google.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <linux/gpio.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/input.h>
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#include <linux/io.h>
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#include <linux/delay.h>
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#include <linux/power_supply.h>
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#include <mach/hardware.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/flash.h>
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#include <asm/setup.h>
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#ifdef CONFIG_CACHE_L2X0
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#include <asm/hardware/cache-l2x0.h>
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#endif
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#include <mach/vreg.h>
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#include <mach/mpp.h>
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#include <mach/board.h>
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#include <mach/msm_iomap.h>
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#include <linux/mtd/nand.h>
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#include <linux/mtd/partitions.h>
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#include "devices.h"
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#include "socinfo.h"
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#include "clock.h"
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static struct resource smc91x_resources[] = {
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[0] = {
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.start = 0x9C004300,
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.end = 0x9C0043ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = MSM_GPIO_TO_INT(132),
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.end = MSM_GPIO_TO_INT(132),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device smc91x_device = {
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.name = "smc91x",
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.id = 0,
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.num_resources = ARRAY_SIZE(smc91x_resources),
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.resource = smc91x_resources,
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};
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static struct platform_device *devices[] __initdata = {
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&msm_device_uart3,
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&msm_device_smd,
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&msm_device_dmov,
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&msm_device_nand,
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&smc91x_device,
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};
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extern struct sys_timer msm_timer;
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static void __init msm7x2x_init_irq(void)
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{
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msm_init_irq();
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}
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static void __init msm7x2x_init(void)
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{
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if (socinfo_init() < 0)
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BUG();
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if (machine_is_msm7x25_ffa() || machine_is_msm7x27_ffa()) {
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smc91x_resources[0].start = 0x98000300;
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smc91x_resources[0].end = 0x980003ff;
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smc91x_resources[1].start = MSM_GPIO_TO_INT(85);
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smc91x_resources[1].end = MSM_GPIO_TO_INT(85);
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if (gpio_tlmm_config(GPIO_CFG(85, 0,
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GPIO_INPUT,
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GPIO_PULL_DOWN,
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GPIO_2MA),
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GPIO_ENABLE)) {
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printk(KERN_ERR
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"%s: Err: Config GPIO-85 INT\n",
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__func__);
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}
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}
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platform_add_devices(devices, ARRAY_SIZE(devices));
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}
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static void __init msm7x2x_map_io(void)
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{
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msm_map_common_io();
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/* Technically dependent on the SoC but using machine_is
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* macros since socinfo is not available this early and there
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* are plans to restructure the code which will eliminate the
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* need for socinfo.
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*/
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if (machine_is_msm7x27_surf() || machine_is_msm7x27_ffa())
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msm_clock_init(msm_clocks_7x27, msm_num_clocks_7x27);
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if (machine_is_msm7x25_surf() || machine_is_msm7x25_ffa())
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msm_clock_init(msm_clocks_7x25, msm_num_clocks_7x25);
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#ifdef CONFIG_CACHE_L2X0
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if (machine_is_msm7x27_surf() || machine_is_msm7x27_ffa()) {
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/* 7x27 has 256KB L2 cache:
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64Kb/Way and 4-Way Associativity;
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R/W latency: 3 cycles;
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evmon/parity/share disabled. */
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l2x0_init(MSM_L2CC_BASE, 0x00068012, 0xfe000000);
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}
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#endif
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}
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static void __init msm7x2x_init_late(void)
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{
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smd_debugfs_init();
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}
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MACHINE_START(MSM7X27_SURF, "QCT MSM7x27 SURF")
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.atag_offset = 0x100,
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.map_io = msm7x2x_map_io,
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.init_irq = msm7x2x_init_irq,
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.init_machine = msm7x2x_init,
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.init_late = msm7x2x_init_late,
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.timer = &msm_timer,
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MACHINE_END
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MACHINE_START(MSM7X27_FFA, "QCT MSM7x27 FFA")
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.atag_offset = 0x100,
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.map_io = msm7x2x_map_io,
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.init_irq = msm7x2x_init_irq,
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.init_machine = msm7x2x_init,
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.init_late = msm7x2x_init_late,
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.timer = &msm_timer,
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MACHINE_END
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MACHINE_START(MSM7X25_SURF, "QCT MSM7x25 SURF")
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.atag_offset = 0x100,
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.map_io = msm7x2x_map_io,
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.init_irq = msm7x2x_init_irq,
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.init_machine = msm7x2x_init,
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.init_late = msm7x2x_init_late,
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.timer = &msm_timer,
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MACHINE_END
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MACHINE_START(MSM7X25_FFA, "QCT MSM7x25 FFA")
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.atag_offset = 0x100,
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.map_io = msm7x2x_map_io,
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.init_irq = msm7x2x_init_irq,
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.init_machine = msm7x2x_init,
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.init_late = msm7x2x_init_late,
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.timer = &msm_timer,
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MACHINE_END
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