diff options
Diffstat (limited to 'arch/ppc/platforms/lite5200.c')
-rw-r--r-- | arch/ppc/platforms/lite5200.c | 38 |
1 files changed, 10 insertions, 28 deletions
diff --git a/arch/ppc/platforms/lite5200.c b/arch/ppc/platforms/lite5200.c index d91efe1dc2d1..fecbe9adc9e0 100644 --- a/arch/ppc/platforms/lite5200.c +++ b/arch/ppc/platforms/lite5200.c | |||
@@ -36,8 +36,6 @@ | |||
36 | #include <asm/machdep.h> | 36 | #include <asm/machdep.h> |
37 | #include <asm/pci-bridge.h> | 37 | #include <asm/pci-bridge.h> |
38 | 38 | ||
39 | #include <syslib/mpc52xx_pci.h> | ||
40 | |||
41 | 39 | ||
42 | extern int powersave_nap; | 40 | extern int powersave_nap; |
43 | 41 | ||
@@ -99,34 +97,23 @@ lite5200_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) | |||
99 | static void __init | 97 | static void __init |
100 | lite5200_setup_cpu(void) | 98 | lite5200_setup_cpu(void) |
101 | { | 99 | { |
102 | struct mpc52xx_cdm __iomem *cdm; | ||
103 | struct mpc52xx_gpio __iomem *gpio; | 100 | struct mpc52xx_gpio __iomem *gpio; |
104 | struct mpc52xx_intr __iomem *intr; | 101 | struct mpc52xx_intr __iomem *intr; |
105 | struct mpc52xx_xlb __iomem *xlb; | ||
106 | 102 | ||
107 | u32 port_config; | 103 | u32 port_config; |
108 | u32 intr_ctrl; | 104 | u32 intr_ctrl; |
109 | 105 | ||
110 | /* Map zones */ | 106 | /* Map zones */ |
111 | cdm = ioremap(MPC52xx_PA(MPC52xx_CDM_OFFSET), MPC52xx_CDM_SIZE); | ||
112 | gpio = ioremap(MPC52xx_PA(MPC52xx_GPIO_OFFSET), MPC52xx_GPIO_SIZE); | 107 | gpio = ioremap(MPC52xx_PA(MPC52xx_GPIO_OFFSET), MPC52xx_GPIO_SIZE); |
113 | xlb = ioremap(MPC52xx_PA(MPC52xx_XLB_OFFSET), MPC52xx_XLB_SIZE); | ||
114 | intr = ioremap(MPC52xx_PA(MPC52xx_INTR_OFFSET), MPC52xx_INTR_SIZE); | 108 | intr = ioremap(MPC52xx_PA(MPC52xx_INTR_OFFSET), MPC52xx_INTR_SIZE); |
115 | 109 | ||
116 | if (!cdm || !gpio || !xlb || !intr) { | 110 | if (!gpio || !intr) { |
117 | printk("lite5200.c: Error while mapping CDM/GPIO/XLB/INTR during" | 111 | printk(KERN_ERR __FILE__ ": " |
118 | "lite5200_setup_cpu\n"); | 112 | "Error while mapping GPIO/INTR during " |
113 | "lite5200_setup_cpu\n"); | ||
119 | goto unmap_regs; | 114 | goto unmap_regs; |
120 | } | 115 | } |
121 | 116 | ||
122 | /* Use internal 48 Mhz */ | ||
123 | out_8(&cdm->ext_48mhz_en, 0x00); | ||
124 | out_8(&cdm->fd_enable, 0x01); | ||
125 | if (in_be32(&cdm->rstcfg) & 0x40) /* Assumes 33Mhz clock */ | ||
126 | out_be16(&cdm->fd_counters, 0x0001); | ||
127 | else | ||
128 | out_be16(&cdm->fd_counters, 0x5555); | ||
129 | |||
130 | /* Get port mux config */ | 117 | /* Get port mux config */ |
131 | port_config = in_be32(&gpio->port_config); | 118 | port_config = in_be32(&gpio->port_config); |
132 | 119 | ||
@@ -137,17 +124,13 @@ lite5200_setup_cpu(void) | |||
137 | port_config &= ~0x00007000; /* Differential mode - USB1 only */ | 124 | port_config &= ~0x00007000; /* Differential mode - USB1 only */ |
138 | port_config |= 0x00001000; | 125 | port_config |= 0x00001000; |
139 | 126 | ||
127 | /* ATA CS is on csb_4/5 */ | ||
128 | port_config &= ~0x03000000; | ||
129 | port_config |= 0x01000000; | ||
130 | |||
140 | /* Commit port config */ | 131 | /* Commit port config */ |
141 | out_be32(&gpio->port_config, port_config); | 132 | out_be32(&gpio->port_config, port_config); |
142 | 133 | ||
143 | /* Configure the XLB Arbiter */ | ||
144 | out_be32(&xlb->master_pri_enable, 0xff); | ||
145 | out_be32(&xlb->master_priority, 0x11111111); | ||
146 | |||
147 | /* Enable ram snooping for 1GB window */ | ||
148 | out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_SNOOP); | ||
149 | out_be32(&xlb->snoop_window, MPC52xx_PCI_TARGET_MEM | 0x1d); | ||
150 | |||
151 | /* IRQ[0-3] setup */ | 134 | /* IRQ[0-3] setup */ |
152 | intr_ctrl = in_be32(&intr->ctrl); | 135 | intr_ctrl = in_be32(&intr->ctrl); |
153 | intr_ctrl &= ~0x00ff0000; | 136 | intr_ctrl &= ~0x00ff0000; |
@@ -163,9 +146,7 @@ lite5200_setup_cpu(void) | |||
163 | 146 | ||
164 | /* Unmap reg zone */ | 147 | /* Unmap reg zone */ |
165 | unmap_regs: | 148 | unmap_regs: |
166 | if (cdm) iounmap(cdm); | ||
167 | if (gpio) iounmap(gpio); | 149 | if (gpio) iounmap(gpio); |
168 | if (xlb) iounmap(xlb); | ||
169 | if (intr) iounmap(intr); | 150 | if (intr) iounmap(intr); |
170 | } | 151 | } |
171 | 152 | ||
@@ -173,7 +154,8 @@ static void __init | |||
173 | lite5200_setup_arch(void) | 154 | lite5200_setup_arch(void) |
174 | { | 155 | { |
175 | /* CPU & Port mux setup */ | 156 | /* CPU & Port mux setup */ |
176 | lite5200_setup_cpu(); | 157 | mpc52xx_setup_cpu(); /* Generic */ |
158 | lite5200_setup_cpu(); /* Platform specific */ | ||
177 | 159 | ||
178 | #ifdef CONFIG_PCI | 160 | #ifdef CONFIG_PCI |
179 | /* PCI Bridge setup */ | 161 | /* PCI Bridge setup */ |