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-rw-r--r--arch/powerpc/platforms/52xx/lite5200_pm.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/52xx/lite5200_pm.c b/arch/powerpc/platforms/52xx/lite5200_pm.c
index 41c7fd91e99e..fe92e65103ed 100644
--- a/arch/powerpc/platforms/52xx/lite5200_pm.c
+++ b/arch/powerpc/platforms/52xx/lite5200_pm.c
@@ -14,6 +14,7 @@ static struct mpc52xx_sdma __iomem *bes;
14static struct mpc52xx_xlb __iomem *xlb; 14static struct mpc52xx_xlb __iomem *xlb;
15static struct mpc52xx_gpio __iomem *gps; 15static struct mpc52xx_gpio __iomem *gps;
16static struct mpc52xx_gpio_wkup __iomem *gpw; 16static struct mpc52xx_gpio_wkup __iomem *gpw;
17static void __iomem *pci;
17static void __iomem *sram; 18static void __iomem *sram;
18static const int sram_size = 0x4000; /* 16 kBytes */ 19static const int sram_size = 0x4000; /* 16 kBytes */
19static void __iomem *mbar; 20static void __iomem *mbar;
@@ -50,6 +51,8 @@ static int lite5200_pm_prepare(void)
50 { .type = "builtin", .compatible = "mpc5200", }, /* efika */ 51 { .type = "builtin", .compatible = "mpc5200", }, /* efika */
51 {} 52 {}
52 }; 53 };
54 u64 regaddr64 = 0;
55 const u32 *regaddr_p;
53 56
54 /* deep sleep? let mpc52xx code handle that */ 57 /* deep sleep? let mpc52xx code handle that */
55 if (lite5200_pm_target_state == PM_SUSPEND_STANDBY) 58 if (lite5200_pm_target_state == PM_SUSPEND_STANDBY)
@@ -60,8 +63,12 @@ static int lite5200_pm_prepare(void)
60 63
61 /* map registers */ 64 /* map registers */
62 np = of_find_matching_node(NULL, immr_ids); 65 np = of_find_matching_node(NULL, immr_ids);
63 mbar = of_iomap(np, 0); 66 regaddr_p = of_get_address(np, 0, NULL, NULL);
67 if (regaddr_p)
68 regaddr64 = of_translate_address(np, regaddr_p);
64 of_node_put(np); 69 of_node_put(np);
70
71 mbar = ioremap((u32) regaddr64, 0xC000);
65 if (!mbar) { 72 if (!mbar) {
66 printk(KERN_ERR "%s:%i Error mapping registers\n", __func__, __LINE__); 73 printk(KERN_ERR "%s:%i Error mapping registers\n", __func__, __LINE__);
67 return -ENOSYS; 74 return -ENOSYS;
@@ -71,6 +78,7 @@ static int lite5200_pm_prepare(void)
71 pic = mbar + 0x500; 78 pic = mbar + 0x500;
72 gps = mbar + 0xb00; 79 gps = mbar + 0xb00;
73 gpw = mbar + 0xc00; 80 gpw = mbar + 0xc00;
81 pci = mbar + 0xd00;
74 bes = mbar + 0x1200; 82 bes = mbar + 0x1200;
75 xlb = mbar + 0x1f00; 83 xlb = mbar + 0x1f00;
76 sram = mbar + 0x8000; 84 sram = mbar + 0x8000;
@@ -85,6 +93,7 @@ static struct mpc52xx_sdma sbes;
85static struct mpc52xx_xlb sxlb; 93static struct mpc52xx_xlb sxlb;
86static struct mpc52xx_gpio sgps; 94static struct mpc52xx_gpio sgps;
87static struct mpc52xx_gpio_wkup sgpw; 95static struct mpc52xx_gpio_wkup sgpw;
96static char spci[0x200];
88 97
89static void lite5200_save_regs(void) 98static void lite5200_save_regs(void)
90{ 99{
@@ -94,6 +103,7 @@ static void lite5200_save_regs(void)
94 _memcpy_fromio(&sxlb, xlb, sizeof(*xlb)); 103 _memcpy_fromio(&sxlb, xlb, sizeof(*xlb));
95 _memcpy_fromio(&sgps, gps, sizeof(*gps)); 104 _memcpy_fromio(&sgps, gps, sizeof(*gps));
96 _memcpy_fromio(&sgpw, gpw, sizeof(*gpw)); 105 _memcpy_fromio(&sgpw, gpw, sizeof(*gpw));
106 _memcpy_fromio(spci, pci, 0x200);
97 107
98 _memcpy_fromio(saved_sram, sram, sram_size); 108 _memcpy_fromio(saved_sram, sram, sram_size);
99} 109}
@@ -103,6 +113,8 @@ static void lite5200_restore_regs(void)
103 int i; 113 int i;
104 _memcpy_toio(sram, saved_sram, sram_size); 114 _memcpy_toio(sram, saved_sram, sram_size);
105 115
116 /* PCI Configuration */
117 _memcpy_toio(pci, spci, 0x200);
106 118
107 /* 119 /*
108 * GPIOs. Interrupt Master Enable has higher address then other 120 * GPIOs. Interrupt Master Enable has higher address then other