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Diffstat (limited to 'arch/arm/mach-imx/mm-imx3.c')
-rw-r--r--arch/arm/mach-imx/mm-imx3.c52
1 files changed, 25 insertions, 27 deletions
diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 31807d2a8b7..8404ee72555 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -34,31 +34,29 @@ static void imx3_idle(void)
34{ 34{
35 unsigned long reg = 0; 35 unsigned long reg = 0;
36 36
37 if (!need_resched()) 37 __asm__ __volatile__(
38 __asm__ __volatile__( 38 /* disable I and D cache */
39 /* disable I and D cache */ 39 "mrc p15, 0, %0, c1, c0, 0\n"
40 "mrc p15, 0, %0, c1, c0, 0\n" 40 "bic %0, %0, #0x00001000\n"
41 "bic %0, %0, #0x00001000\n" 41 "bic %0, %0, #0x00000004\n"
42 "bic %0, %0, #0x00000004\n" 42 "mcr p15, 0, %0, c1, c0, 0\n"
43 "mcr p15, 0, %0, c1, c0, 0\n" 43 /* invalidate I cache */
44 /* invalidate I cache */ 44 "mov %0, #0\n"
45 "mov %0, #0\n" 45 "mcr p15, 0, %0, c7, c5, 0\n"
46 "mcr p15, 0, %0, c7, c5, 0\n" 46 /* clear and invalidate D cache */
47 /* clear and invalidate D cache */ 47 "mov %0, #0\n"
48 "mov %0, #0\n" 48 "mcr p15, 0, %0, c7, c14, 0\n"
49 "mcr p15, 0, %0, c7, c14, 0\n" 49 /* WFI */
50 /* WFI */ 50 "mov %0, #0\n"
51 "mov %0, #0\n" 51 "mcr p15, 0, %0, c7, c0, 4\n"
52 "mcr p15, 0, %0, c7, c0, 4\n" 52 "nop\n" "nop\n" "nop\n" "nop\n"
53 "nop\n" "nop\n" "nop\n" "nop\n" 53 "nop\n" "nop\n" "nop\n"
54 "nop\n" "nop\n" "nop\n" 54 /* enable I and D cache */
55 /* enable I and D cache */ 55 "mrc p15, 0, %0, c1, c0, 0\n"
56 "mrc p15, 0, %0, c1, c0, 0\n" 56 "orr %0, %0, #0x00001000\n"
57 "orr %0, %0, #0x00001000\n" 57 "orr %0, %0, #0x00000004\n"
58 "orr %0, %0, #0x00000004\n" 58 "mcr p15, 0, %0, c1, c0, 0\n"
59 "mcr p15, 0, %0, c1, c0, 0\n" 59 : "=r" (reg));
60 : "=r" (reg));
61 local_irq_enable();
62} 60}
63 61
64static void __iomem *imx3_ioremap(unsigned long phys_addr, size_t size, 62static void __iomem *imx3_ioremap(unsigned long phys_addr, size_t size,
@@ -134,8 +132,8 @@ void __init imx31_init_early(void)
134{ 132{
135 mxc_set_cpu_type(MXC_CPU_MX31); 133 mxc_set_cpu_type(MXC_CPU_MX31);
136 mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR)); 134 mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
137 pm_idle = imx3_idle;
138 imx_ioremap = imx3_ioremap; 135 imx_ioremap = imx3_ioremap;
136 arm_pm_idle = imx3_idle;
139} 137}
140 138
141void __init mx31_init_irq(void) 139void __init mx31_init_irq(void)
@@ -197,7 +195,7 @@ void __init imx35_init_early(void)
197 mxc_set_cpu_type(MXC_CPU_MX35); 195 mxc_set_cpu_type(MXC_CPU_MX35);
198 mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR)); 196 mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
199 mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR)); 197 mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
200 pm_idle = imx3_idle; 198 arm_pm_idle = imx3_idle;
201 imx_ioremap = imx3_ioremap; 199 imx_ioremap = imx3_ioremap;
202} 200}
203 201