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-rw-r--r--arch/mips/alchemy/common/power.c42
1 files changed, 0 insertions, 42 deletions
diff --git a/arch/mips/alchemy/common/power.c b/arch/mips/alchemy/common/power.c
index 9ec85597bbf..bdd6651e9a4 100644
--- a/arch/mips/alchemy/common/power.c
+++ b/arch/mips/alchemy/common/power.c
@@ -47,7 +47,6 @@
47 * We only have to save/restore registers that aren't otherwise 47 * We only have to save/restore registers that aren't otherwise
48 * done as part of a driver pm_* function. 48 * done as part of a driver pm_* function.
49 */ 49 */
50static unsigned int sleep_usb[2];
51static unsigned int sleep_sys_clocks[5]; 50static unsigned int sleep_sys_clocks[5];
52static unsigned int sleep_sys_pinfunc; 51static unsigned int sleep_sys_pinfunc;
53static unsigned int sleep_static_memctlr[4][3]; 52static unsigned int sleep_static_memctlr[4][3];
@@ -55,31 +54,6 @@ static unsigned int sleep_static_memctlr[4][3];
55 54
56static void save_core_regs(void) 55static void save_core_regs(void)
57{ 56{
58#ifndef CONFIG_SOC_AU1200
59 /* Shutdown USB host/device. */
60 sleep_usb[0] = au_readl(USB_HOST_CONFIG);
61
62 /* There appears to be some undocumented reset register.... */
63 au_writel(0, 0xb0100004);
64 au_sync();
65 au_writel(0, USB_HOST_CONFIG);
66 au_sync();
67
68 sleep_usb[1] = au_readl(USBD_ENABLE);
69 au_writel(0, USBD_ENABLE);
70 au_sync();
71
72#else /* AU1200 */
73
74 /* enable access to OTG mmio so we can save OTG CAP/MUX.
75 * FIXME: write an OTG driver and move this stuff there!
76 */
77 au_writel(au_readl(USB_MSR_BASE + 4) | (1 << 6), USB_MSR_BASE + 4);
78 au_sync();
79 sleep_usb[0] = au_readl(0xb4020020); /* OTG_CAP */
80 sleep_usb[1] = au_readl(0xb4020024); /* OTG_MUX */
81#endif
82
83 /* Clocks and PLLs. */ 57 /* Clocks and PLLs. */
84 sleep_sys_clocks[0] = au_readl(SYS_FREQCTRL0); 58 sleep_sys_clocks[0] = au_readl(SYS_FREQCTRL0);
85 sleep_sys_clocks[1] = au_readl(SYS_FREQCTRL1); 59 sleep_sys_clocks[1] = au_readl(SYS_FREQCTRL1);
@@ -123,22 +97,6 @@ static void restore_core_regs(void)
123 au_writel(sleep_sys_pinfunc, SYS_PINFUNC); 97 au_writel(sleep_sys_pinfunc, SYS_PINFUNC);
124 au_sync(); 98 au_sync();
125 99
126#ifndef CONFIG_SOC_AU1200
127 au_writel(sleep_usb[0], USB_HOST_CONFIG);
128 au_writel(sleep_usb[1], USBD_ENABLE);
129 au_sync();
130#else
131 /* enable access to OTG memory */
132 au_writel(au_readl(USB_MSR_BASE + 4) | (1 << 6), USB_MSR_BASE + 4);
133 au_sync();
134
135 /* restore OTG caps and port mux. */
136 au_writel(sleep_usb[0], 0xb4020020 + 0); /* OTG_CAP */
137 au_sync();
138 au_writel(sleep_usb[1], 0xb4020020 + 4); /* OTG_MUX */
139 au_sync();
140#endif
141
142 /* Restore the static memory controller configuration. */ 100 /* Restore the static memory controller configuration. */
143 au_writel(sleep_static_memctlr[0][0], MEM_STCFG0); 101 au_writel(sleep_static_memctlr[0][0], MEM_STCFG0);
144 au_writel(sleep_static_memctlr[0][1], MEM_STTIME0); 102 au_writel(sleep_static_memctlr[0][1], MEM_STTIME0);