493953d36f
Changes in 4.9.200 regulator: ti-abb: Fix timeout in ti_abb_wait_txdone/ti_abb_clear_all_txdone regulator: pfuze100-regulator: Variable "val" in pfuze100_regulator_probe() could be uninitialized ASoC: wm_adsp: Don't generate kcontrols without READ flags ASoc: rockchip: i2s: Fix RPM imbalance ARM: dts: logicpd-torpedo-som: Remove twl_keypad pinctrl: ns2: Fix off by one bugs in ns2_pinmux_enable() ARM: mm: fix alignment handler faults under memory pressure scsi: scsi_dh_alua: handle RTPG sense code correctly during state transitions scsi: sni_53c710: fix compilation error scsi: fix kconfig dependency warning related to 53C700_LE_ON_BE ARM: dts: imx7s: Correct GPT's ipg clock source perf kmem: Fix memory leak in compact_gfp_flags() ARM: davinci: dm365: Fix McBSP dma_slave_map entry scsi: target: core: Do not overwrite CDB byte 1 of: unittest: fix memory leak in unittest_data_add MIPS: bmips: mark exception vectors as char arrays cifs: Fix cifsInodeInfo lock_sem deadlock when reconnect occurs dccp: do not leak jiffies on the wire net: fix sk_page_frag() recursion from memory reclaim net: hisilicon: Fix ping latency when deal with high throughput net: Zeroing the structure ethtool_wolinfo in ethtool_get_wol() selftests: net: reuseport_dualstack: fix uninitalized parameter net: add READ_ONCE() annotation in __skb_wait_for_more_packets() net: dsa: fix switch tree list net: bcmgenet: reset 40nm EPHY on energy detect vxlan: check tun_info options_len properly net/mlx4_core: Dynamically set guaranteed amount of counters per VF inet: stop leaking jiffies on the wire Kbuild: make designated_init attribute fatal kbuild: use -fmacro-prefix-map to make __FILE__ a relative path kbuild: add -fcf-protection=none when using retpoline flags net/flow_dissector: switch to siphash dmaengine: qcom: bam_dma: Fix resource leak alarmtimer: Change remaining ENOTSUPP to EOPNOTSUPP Linux 4.9.200 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
101 lines
2.5 KiB
C
101 lines
2.5 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
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*/
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#include <linux/init.h>
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#include <linux/bootmem.h>
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#include <linux/smp.h>
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#include <asm/bootinfo.h>
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#include <asm/bmips.h>
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#include <asm/smp-ops.h>
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#include <asm/mipsregs.h>
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#include <bcm63xx_board.h>
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#include <bcm63xx_cpu.h>
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#include <bcm63xx_io.h>
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#include <bcm63xx_regs.h>
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void __init prom_init(void)
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{
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u32 reg, mask;
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bcm63xx_cpu_init();
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/* stop any running watchdog */
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bcm_wdt_writel(WDT_STOP_1, WDT_CTL_REG);
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bcm_wdt_writel(WDT_STOP_2, WDT_CTL_REG);
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/* disable all hardware blocks clock for now */
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if (BCMCPU_IS_3368())
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mask = CKCTL_3368_ALL_SAFE_EN;
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else if (BCMCPU_IS_6328())
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mask = CKCTL_6328_ALL_SAFE_EN;
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else if (BCMCPU_IS_6338())
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mask = CKCTL_6338_ALL_SAFE_EN;
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else if (BCMCPU_IS_6345())
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mask = CKCTL_6345_ALL_SAFE_EN;
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else if (BCMCPU_IS_6348())
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mask = CKCTL_6348_ALL_SAFE_EN;
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else if (BCMCPU_IS_6358())
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mask = CKCTL_6358_ALL_SAFE_EN;
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else if (BCMCPU_IS_6362())
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mask = CKCTL_6362_ALL_SAFE_EN;
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else if (BCMCPU_IS_6368())
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mask = CKCTL_6368_ALL_SAFE_EN;
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else
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mask = 0;
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reg = bcm_perf_readl(PERF_CKCTL_REG);
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reg &= ~mask;
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bcm_perf_writel(reg, PERF_CKCTL_REG);
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/* do low level board init */
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board_prom_init();
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/* set up SMP */
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if (!register_bmips_smp_ops()) {
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/*
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* BCM6328 might not have its second CPU enabled, while BCM3368
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* and BCM6358 need special handling for their shared TLB, so
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* disable SMP for now.
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*/
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if (BCMCPU_IS_6328()) {
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reg = bcm_readl(BCM_6328_OTP_BASE +
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OTP_USER_BITS_6328_REG(3));
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if (reg & OTP_6328_REG3_TP1_DISABLED)
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bmips_smp_enabled = 0;
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} else if (BCMCPU_IS_3368() || BCMCPU_IS_6358()) {
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bmips_smp_enabled = 0;
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}
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if (!bmips_smp_enabled)
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return;
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/*
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* The bootloader has set up the CPU1 reset vector at
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* 0xa000_0200.
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* This conflicts with the special interrupt vector (IV).
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* The bootloader has also set up CPU1 to respond to the wrong
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* IPI interrupt.
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* Here we will start up CPU1 in the background and ask it to
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* reconfigure itself then go back to sleep.
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*/
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memcpy((void *)0xa0000200, bmips_smp_movevec, 0x20);
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__sync();
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set_c0_cause(C_SW0);
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cpumask_set_cpu(1, &bmips_booted_mask);
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/*
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* FIXME: we really should have some sort of hazard barrier here
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*/
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}
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}
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void __init prom_free_prom_memory(void)
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{
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}
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