Added mpc512x_find_ips_freq needed by the following serial driver patch. It is basically a renamed mpc512x_find_ipd_freq from 52xx.
Signed-off-by: John Rigby <[EMAIL PROTECTED]> --- arch/powerpc/platforms/512x/mpc5121_ads.c | 28 ++++++++++++++++++++++++++++ include/asm-powerpc/mpc512x.h | 22 ++++++++++++++++++++++ 2 files changed, 50 insertions(+), 0 deletions(-) create mode 100644 include/asm-powerpc/mpc512x.h diff --git a/arch/powerpc/platforms/512x/mpc5121_ads.c b/arch/powerpc/platforms/512x/mpc5121_ads.c index a860bf0..2f4cfee 100644 --- a/arch/powerpc/platforms/512x/mpc5121_ads.c +++ b/arch/powerpc/platforms/512x/mpc5121_ads.c @@ -36,6 +36,34 @@ #include <asm/time.h> #include <asm/of_platform.h> +/** + * mpc512x_find_ips_freq - Find the IPB bus frequency for a device + * @node: device node + * + * Returns IPS bus frequency, or 0 if the bus frequency cannot be found. + */ +unsigned long +mpc512x_find_ips_freq(struct device_node *node) +{ + struct device_node *np; + const unsigned int *p_ips_freq = NULL; + + of_node_get(node); + while (node) { + p_ips_freq = of_get_property(node, "bus-frequency", NULL); + if (p_ips_freq) + break; + + np = of_get_parent(node); + of_node_put(node); + node = np; + } + if (node) + of_node_put(node); + + return p_ips_freq ? *p_ips_freq : 0; +} + static void __init mpc5121_ads_setup_arch(void) { if (ppc_md.progress) diff --git a/include/asm-powerpc/mpc512x.h b/include/asm-powerpc/mpc512x.h new file mode 100644 index 0000000..c48a165 --- /dev/null +++ b/include/asm-powerpc/mpc512x.h @@ -0,0 +1,22 @@ +/* + * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved. + * + * Author: John Rigby, <[EMAIL PROTECTED]>, Friday Apr 13 2007 + * + * Description: + * MPC5121 Prototypes and definitions + * + * This is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + */ + +#ifndef __ASM_POWERPC_MPC512x_H__ +#define __ASM_POWERPC_MPC512x_H__ + +extern unsigned long mpc512x_find_ips_freq(struct device_node *node); + +#endif /* __ASM_POWERPC_MPC512x_H__ */ + -- 1.5.3.5.726.g41a7a _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev