1c96fcdef8
Use the new 'compatible' property for simple cases. checkpatch complains about the new compatible being undocumented but in reality nothing is new so just ignore it for the time being. Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/6cb9865d916231c38401ba34ad1a98c249fae135.1676711562.git.christophe.leroy@csgroup.eu
85 lines
1.9 KiB
C
85 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* ppa8548 setup and early boot code.
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*
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* Copyright 2009 Prodrive B.V..
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*
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* By Stef van Os (see MAINTAINERS for contact information)
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*
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* Based on the SBC8548 support - Copyright 2007 Wind River Systems Inc.
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* Based on the MPC8548CDS support - Copyright 2005 Freescale Inc.
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*/
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#include <linux/stddef.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/reboot.h>
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#include <linux/seq_file.h>
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#include <linux/of_fdt.h>
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#include <linux/of_platform.h>
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#include <asm/machdep.h>
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#include <asm/udbg.h>
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#include <asm/mpic.h>
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#include <sysdev/fsl_soc.h>
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static void __init ppa8548_pic_init(void)
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{
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struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN,
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0, 256, " OpenPIC ");
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BUG_ON(mpic == NULL);
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mpic_init(mpic);
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}
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/*
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* Setup the architecture
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*/
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static void __init ppa8548_setup_arch(void)
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{
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if (ppc_md.progress)
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ppc_md.progress("ppa8548_setup_arch()", 0);
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}
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static void ppa8548_show_cpuinfo(struct seq_file *m)
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{
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uint32_t svid, phid1;
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svid = mfspr(SPRN_SVR);
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seq_printf(m, "Vendor\t\t: Prodrive B.V.\n");
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seq_printf(m, "SVR\t\t: 0x%x\n", svid);
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/* Display cpu Pll setting */
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phid1 = mfspr(SPRN_HID1);
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seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f));
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}
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static const struct of_device_id of_bus_ids[] __initconst = {
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{ .name = "soc", },
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{ .type = "soc", },
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{ .compatible = "simple-bus", },
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{ .compatible = "gianfar", },
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{ .compatible = "fsl,srio", },
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{},
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};
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static int __init declare_of_platform_devices(void)
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{
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of_platform_bus_probe(NULL, of_bus_ids, NULL);
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return 0;
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}
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machine_device_initcall(ppa8548, declare_of_platform_devices);
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define_machine(ppa8548) {
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.name = "ppa8548",
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.compatible = "ppa8548",
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.setup_arch = ppa8548_setup_arch,
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.init_IRQ = ppa8548_pic_init,
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.show_cpuinfo = ppa8548_show_cpuinfo,
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.get_irq = mpic_get_irq,
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.calibrate_decr = generic_calibrate_decr,
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.progress = udbg_progress,
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};
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