[PATCH 06/10] mpc82xx: Remove a bunch of cruft that duplicates generic functionality.
Scott Wood
scottwood at freescale.com
Thu Sep 6 05:29:16 EST 2007
m82xx_calibrate_decr(), mpc82xx_ads_show_cpuinfo(), and mpc82xx_halt() do
anything useful beyond what the generic code does.
Signed-off-by: Scott Wood <scottwood at freescale.com>
---
arch/powerpc/platforms/82xx/Makefile | 1 -
arch/powerpc/platforms/82xx/mpc82xx.c | 109 -----------------------------
arch/powerpc/platforms/82xx/mpc82xx_ads.c | 10 +--
arch/powerpc/platforms/82xx/pq2ads.h | 6 --
4 files changed, 2 insertions(+), 124 deletions(-)
delete mode 100644 arch/powerpc/platforms/82xx/mpc82xx.c
diff --git a/arch/powerpc/platforms/82xx/Makefile b/arch/powerpc/platforms/82xx/Makefile
index d9fd4c8..534c353 100644
--- a/arch/powerpc/platforms/82xx/Makefile
+++ b/arch/powerpc/platforms/82xx/Makefile
@@ -1,5 +1,4 @@
#
# Makefile for the PowerPC 82xx linux kernel.
#
-obj-$(CONFIG_PPC_82xx) += mpc82xx.o
obj-$(CONFIG_MPC82xx_ADS) += mpc82xx_ads.o
diff --git a/arch/powerpc/platforms/82xx/mpc82xx.c b/arch/powerpc/platforms/82xx/mpc82xx.c
deleted file mode 100644
index c706871..0000000
--- a/arch/powerpc/platforms/82xx/mpc82xx.c
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * MPC82xx setup and early boot code plus other random bits.
- *
- * Author: Vitaly Bordug <vbordug at ru.mvista.com>
- *
- * Copyright (c) 2006 MontaVista Software, Inc.
- *
- * This program 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.
- */
-
-#include <linux/stddef.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/errno.h>
-#include <linux/reboot.h>
-#include <linux/pci.h>
-#include <linux/interrupt.h>
-#include <linux/kdev_t.h>
-#include <linux/major.h>
-#include <linux/console.h>
-#include <linux/delay.h>
-#include <linux/seq_file.h>
-#include <linux/root_dev.h>
-#include <linux/initrd.h>
-#include <linux/module.h>
-#include <linux/fsl_devices.h>
-#include <linux/fs_uart_pd.h>
-
-#include <asm/system.h>
-#include <asm/pgtable.h>
-#include <asm/page.h>
-#include <asm/atomic.h>
-#include <asm/time.h>
-#include <asm/io.h>
-#include <asm/machdep.h>
-#include <asm/pci-bridge.h>
-#include <asm/mpc8260.h>
-#include <asm/irq.h>
-#include <mm/mmu_decl.h>
-#include <asm/prom.h>
-#include <asm/cpm2.h>
-#include <asm/udbg.h>
-#include <asm/i8259.h>
-#include <linux/fs_enet_pd.h>
-
-#include <sysdev/fsl_soc.h>
-#include <sysdev/cpm2_pic.h>
-
-#include "pq2ads.h"
-
-static int __init get_freq(char *name, unsigned long *val)
-{
- struct device_node *cpu;
- const unsigned int *fp;
- int found = 0;
-
- /* The cpu node should have timebase and clock frequency properties */
- cpu = of_find_node_by_type(NULL, "cpu");
-
- if (cpu) {
- fp = of_get_property(cpu, name, NULL);
- if (fp) {
- found = 1;
- *val = *fp;
- }
-
- of_node_put(cpu);
- }
-
- return found;
-}
-
-void __init m82xx_calibrate_decr(void)
-{
- ppc_tb_freq = 125000000;
- if (!get_freq("bus-frequency", &ppc_tb_freq)) {
- printk(KERN_ERR "WARNING: Estimating decrementer frequency "
- "(not found)\n");
- }
- ppc_tb_freq /= 4;
- ppc_proc_freq = 1000000000;
- if (!get_freq("clock-frequency", &ppc_proc_freq))
- printk(KERN_ERR "WARNING: Estimating processor frequency"
- "(not found)\n");
-}
-
-void mpc82xx_ads_show_cpuinfo(struct seq_file *m)
-{
- uint pvid, svid, phid1;
- uint memsize = total_memory;
-
- pvid = mfspr(SPRN_PVR);
- svid = mfspr(SPRN_SVR);
-
- seq_printf(m, "Vendor\t\t: Freescale Semiconductor\n");
- seq_printf(m, "Machine\t\t: %s\n", CPUINFO_MACHINE);
- seq_printf(m, "PVR\t\t: 0x%x\n", pvid);
- seq_printf(m, "SVR\t\t: 0x%x\n", svid);
-
- /* Display cpu Pll setting */
- phid1 = mfspr(SPRN_HID1);
- seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f));
-
- /* Display the amount of memory */
- seq_printf(m, "Memory\t\t: %d MB\n", memsize / (1024 * 1024));
-}
diff --git a/arch/powerpc/platforms/82xx/mpc82xx_ads.c b/arch/powerpc/platforms/82xx/mpc82xx_ads.c
index c0a0c56..64e8ca9 100644
--- a/arch/powerpc/platforms/82xx/mpc82xx_ads.c
+++ b/arch/powerpc/platforms/82xx/mpc82xx_ads.c
@@ -621,12 +621,6 @@ static void m82xx_restart(char *cmd)
while (1) ;
}
-static void m82xx_halt(void)
-{
- local_irq_disable();
- while (1) ;
-}
-
define_machine(mpc82xx_ads)
{
.name = "MPC82xx ADS",
@@ -635,6 +629,6 @@ define_machine(mpc82xx_ads)
.init_IRQ = mpc82xx_ads_pic_init,
.show_cpuinfo = mpc82xx_ads_show_cpuinfo,
.get_irq = cpm2_get_irq,
- .calibrate_decr = m82xx_calibrate_decr,
- .restart = m82xx_restart,.halt = m82xx_halt,
+ .calibrate_decr = generic_calibrate_decr,
+ .restart = m82xx_restart,
};
diff --git a/arch/powerpc/platforms/82xx/pq2ads.h b/arch/powerpc/platforms/82xx/pq2ads.h
index 6f749b7..8b67048 100644
--- a/arch/powerpc/platforms/82xx/pq2ads.h
+++ b/arch/powerpc/platforms/82xx/pq2ads.h
@@ -24,10 +24,6 @@
#include <linux/seq_file.h>
-/* For our show_cpuinfo hooks. */
-#define CPUINFO_VENDOR "Freescale Semiconductor"
-#define CPUINFO_MACHINE "PQ2 ADS PowerPC"
-
/* Backword-compatibility stuff for the drivers */
#define CPM_MAP_ADDR ((uint)0xf0000000)
#define CPM_IRQ_OFFSET 0
@@ -58,8 +54,6 @@
#define SIU_INT_SCC4 ((uint)0x2b+CPM_IRQ_OFFSET)
void m82xx_pci_init_irq(void);
-void mpc82xx_ads_show_cpuinfo(struct seq_file*);
-void m82xx_calibrate_decr(void);
#endif /* __MACH_ADS8260_DEFS */
#endif /* __KERNEL__ */
--
1.5.3
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