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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/powerpc/platforms/85xx/c293pcie.c | |
parent | Initial commit. (diff) | |
download | linux-upstream/6.1.76.tar.xz linux-upstream/6.1.76.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/powerpc/platforms/85xx/c293pcie.c')
-rw-r--r-- | arch/powerpc/platforms/85xx/c293pcie.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/85xx/c293pcie.c b/arch/powerpc/platforms/85xx/c293pcie.c new file mode 100644 index 000000000..58a398c89 --- /dev/null +++ b/arch/powerpc/platforms/85xx/c293pcie.c @@ -0,0 +1,66 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * C293PCIE Board Setup + * + * Copyright 2013 Freescale Semiconductor Inc. + */ + +#include <linux/stddef.h> +#include <linux/kernel.h> +#include <linux/of_fdt.h> +#include <linux/of_platform.h> + +#include <asm/machdep.h> +#include <asm/udbg.h> +#include <asm/mpic.h> + +#include <sysdev/fsl_soc.h> +#include <sysdev/fsl_pci.h> + +#include "mpc85xx.h" + +static void __init c293_pcie_pic_init(void) +{ + struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN | + MPIC_SINGLE_DEST_CPU, 0, 256, " OpenPIC "); + + BUG_ON(mpic == NULL); + + mpic_init(mpic); +} + + +/* + * Setup the architecture + */ +static void __init c293_pcie_setup_arch(void) +{ + if (ppc_md.progress) + ppc_md.progress("c293_pcie_setup_arch()", 0); + + fsl_pci_assign_primary(); + + printk(KERN_INFO "C293 PCIE board from Freescale Semiconductor\n"); +} + +machine_arch_initcall(c293_pcie, mpc85xx_common_publish_devices); + +/* + * Called very early, device-tree isn't unflattened + */ +static int __init c293_pcie_probe(void) +{ + if (of_machine_is_compatible("fsl,C293PCIE")) + return 1; + return 0; +} + +define_machine(c293_pcie) { + .name = "C293 PCIE", + .probe = c293_pcie_probe, + .setup_arch = c293_pcie_setup_arch, + .init_IRQ = c293_pcie_pic_init, + .get_irq = mpic_get_irq, + .calibrate_decr = generic_calibrate_decr, + .progress = udbg_progress, +}; |