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ARM: imx: remove cpu_is_mx1 check

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There is only one call site for this, and it's easily replaced
by initializing the reset value at boot time.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Arnd Bergmann 2016-06-24 12:49:56 +02:00 committed by Shawn Guo
parent 510aca6420
commit 6f98cb22e4
3 changed files with 11 additions and 8 deletions
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1
arch/arm/mach-imx/common.h
View File

@ -54,6 +54,7 @@ struct platform_device *mxc_register_gpio(char *name, int id,
void mxc_set_cpu_type(unsigned int type);
void mxc_restart(enum reboot_mode, const char *);
void mxc_arch_reset_init(void __iomem *);
void imx1_reset_init(void __iomem *);
void imx_set_aips(void __iomem *);
void imx_aips_allow_unprivileged_access(const char *compat);
int mxc_device_init(void);

2
arch/arm/mach-imx/mm-imx1.c
View File

@ -50,7 +50,7 @@ void __init mx1_init_irq(void)
void __init imx1_soc_init(void)
{
mxc_arch_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
imx1_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
mxc_device_init();
mxc_register_gpio("imx1-gpio", 0, MX1_GPIO1_BASE_ADDR, SZ_256,

16
arch/arm/mach-imx/system.c
View File

@ -34,25 +34,19 @@
static void __iomem *wdog_base;
static struct clk *wdog_clk;
static int wcr_enable = (1 << 2);
/*
* Reset the system. It is called by machine_restart().
*/
void mxc_restart(enum reboot_mode mode, const char *cmd)
{
unsigned int wcr_enable;
if (!wdog_base)
goto reset_fallback;
if (!IS_ERR(wdog_clk))
clk_enable(wdog_clk);
if (cpu_is_mx1())
wcr_enable = (1 << 0);
else
wcr_enable = (1 << 2);
/* Assert SRS signal */
imx_writew(wcr_enable, wdog_base);
/*
@ -89,6 +83,14 @@ void __init mxc_arch_reset_init(void __iomem *base)
clk_prepare(wdog_clk);
}
#ifdef CONFIG_SOC_IMX1
void __init imx1_reset_init(void __iomem *base)
{
wcr_enable = (1 << 0);
mxc_arch_reset_init(base);
}
#endif
#ifdef CONFIG_CACHE_L2X0
void __init imx_init_l2cache(void)
{