forked from luck/tmp_suning_uos_patched
57c8a661d9
Move remaining definitions and declarations from include/linux/bootmem.h into include/linux/memblock.h and remove the redundant header. The includes were replaced with the semantic patch below and then semi-automated removal of duplicated '#include <linux/memblock.h> @@ @@ - #include <linux/bootmem.h> + #include <linux/memblock.h> [sfr@canb.auug.org.au: dma-direct: fix up for the removal of linux/bootmem.h] Link: http://lkml.kernel.org/r/20181002185342.133d1680@canb.auug.org.au [sfr@canb.auug.org.au: powerpc: fix up for removal of linux/bootmem.h] Link: http://lkml.kernel.org/r/20181005161406.73ef8727@canb.auug.org.au [sfr@canb.auug.org.au: x86/kaslr, ACPI/NUMA: fix for linux/bootmem.h removal] Link: http://lkml.kernel.org/r/20181008190341.5e396491@canb.auug.org.au Link: http://lkml.kernel.org/r/1536927045-23536-30-git-send-email-rppt@linux.vnet.ibm.com Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Acked-by: Michal Hocko <mhocko@suse.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Chris Zankel <chris@zankel.net> Cc: "David S. Miller" <davem@davemloft.net> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Greentime Hu <green.hu@gmail.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Guan Xuetao <gxt@pku.edu.cn> Cc: Ingo Molnar <mingo@redhat.com> Cc: "James E.J. Bottomley" <jejb@parisc-linux.org> Cc: Jonas Bonn <jonas@southpole.se> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Ley Foon Tan <lftan@altera.com> Cc: Mark Salter <msalter@redhat.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Matt Turner <mattst88@gmail.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Michal Simek <monstr@monstr.eu> Cc: Palmer Dabbelt <palmer@sifive.com> Cc: Paul Burton <paul.burton@mips.com> Cc: Richard Kuo <rkuo@codeaurora.org> Cc: Richard Weinberger <richard@nod.at> Cc: Rich Felker <dalias@libc.org> Cc: Russell King <linux@armlinux.org.uk> Cc: Serge Semin <fancer.lancer@gmail.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
106 lines
2.9 KiB
C
106 lines
2.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/***************************************************************************/
|
|
|
|
/*
|
|
* m54xx.c -- platform support for ColdFire 54xx based boards
|
|
*
|
|
* Copyright (C) 2010, Philippe De Muyter <phdm@macqel.be>
|
|
*/
|
|
|
|
/***************************************************************************/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/param.h>
|
|
#include <linux/init.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/io.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/memblock.h>
|
|
#include <asm/pgalloc.h>
|
|
#include <asm/machdep.h>
|
|
#include <asm/coldfire.h>
|
|
#include <asm/m54xxsim.h>
|
|
#include <asm/mcfuart.h>
|
|
#include <asm/mcfclk.h>
|
|
#include <asm/m54xxgpt.h>
|
|
#ifdef CONFIG_MMU
|
|
#include <asm/mmu_context.h>
|
|
#endif
|
|
|
|
/***************************************************************************/
|
|
|
|
DEFINE_CLK(pll, "pll.0", MCF_CLK);
|
|
DEFINE_CLK(sys, "sys.0", MCF_BUSCLK);
|
|
DEFINE_CLK(mcfslt0, "mcfslt.0", MCF_BUSCLK);
|
|
DEFINE_CLK(mcfslt1, "mcfslt.1", MCF_BUSCLK);
|
|
DEFINE_CLK(mcfuart0, "mcfuart.0", MCF_BUSCLK);
|
|
DEFINE_CLK(mcfuart1, "mcfuart.1", MCF_BUSCLK);
|
|
DEFINE_CLK(mcfuart2, "mcfuart.2", MCF_BUSCLK);
|
|
DEFINE_CLK(mcfuart3, "mcfuart.3", MCF_BUSCLK);
|
|
DEFINE_CLK(mcfi2c0, "imx1-i2c.0", MCF_BUSCLK);
|
|
|
|
struct clk *mcf_clks[] = {
|
|
&clk_pll,
|
|
&clk_sys,
|
|
&clk_mcfslt0,
|
|
&clk_mcfslt1,
|
|
&clk_mcfuart0,
|
|
&clk_mcfuart1,
|
|
&clk_mcfuart2,
|
|
&clk_mcfuart3,
|
|
&clk_mcfi2c0,
|
|
NULL
|
|
};
|
|
|
|
/***************************************************************************/
|
|
|
|
static void __init m54xx_uarts_init(void)
|
|
{
|
|
/* enable io pins */
|
|
__raw_writeb(MCF_PAR_PSC_TXD | MCF_PAR_PSC_RXD, MCFGPIO_PAR_PSC0);
|
|
__raw_writeb(MCF_PAR_PSC_TXD | MCF_PAR_PSC_RXD | MCF_PAR_PSC_RTS_RTS,
|
|
MCFGPIO_PAR_PSC1);
|
|
__raw_writeb(MCF_PAR_PSC_TXD | MCF_PAR_PSC_RXD | MCF_PAR_PSC_RTS_RTS |
|
|
MCF_PAR_PSC_CTS_CTS, MCFGPIO_PAR_PSC2);
|
|
__raw_writeb(MCF_PAR_PSC_TXD | MCF_PAR_PSC_RXD, MCFGPIO_PAR_PSC3);
|
|
}
|
|
|
|
/***************************************************************************/
|
|
|
|
static void __init m54xx_i2c_init(void)
|
|
{
|
|
#if IS_ENABLED(CONFIG_I2C_IMX)
|
|
u32 r;
|
|
|
|
/* set the fec/i2c/irq pin assignment register for i2c */
|
|
r = readl(MCF_PAR_FECI2CIRQ);
|
|
r |= MCF_PAR_FECI2CIRQ_SDA | MCF_PAR_FECI2CIRQ_SCL;
|
|
writel(r, MCF_PAR_FECI2CIRQ);
|
|
#endif /* IS_ENABLED(CONFIG_I2C_IMX) */
|
|
}
|
|
|
|
/***************************************************************************/
|
|
|
|
static void mcf54xx_reset(void)
|
|
{
|
|
/* disable interrupts and enable the watchdog */
|
|
asm("movew #0x2700, %sr\n");
|
|
__raw_writel(0, MCF_GPT_GMS0);
|
|
__raw_writel(MCF_GPT_GCIR_CNT(1), MCF_GPT_GCIR0);
|
|
__raw_writel(MCF_GPT_GMS_WDEN | MCF_GPT_GMS_CE | MCF_GPT_GMS_TMS(4),
|
|
MCF_GPT_GMS0);
|
|
}
|
|
|
|
/***************************************************************************/
|
|
|
|
void __init config_BSP(char *commandp, int size)
|
|
{
|
|
mach_reset = mcf54xx_reset;
|
|
mach_sched_init = hw_timer_init;
|
|
m54xx_uarts_init();
|
|
m54xx_i2c_init();
|
|
}
|
|
|
|
/***************************************************************************/
|