diff options
Diffstat (limited to 'arch/arm/mach-cns3xxx/pm.c')
| -rw-r--r-- | arch/arm/mach-cns3xxx/pm.c | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/arch/arm/mach-cns3xxx/pm.c b/arch/arm/mach-cns3xxx/pm.c index 38e44706fea..fb38c726e98 100644 --- a/arch/arm/mach-cns3xxx/pm.c +++ b/arch/arm/mach-cns3xxx/pm.c @@ -6,10 +6,14 @@ * published by the Free Software Foundation. */ +#include <linux/init.h> +#include <linux/module.h> #include <linux/io.h> #include <linux/delay.h> -#include <mach/system.h> -#include <mach/cns3xxx.h> +#include <linux/atomic.h> +#include "cns3xxx.h" +#include "pm.h" +#include "core.h" void cns3xxx_pwr_clk_en(unsigned int block) { @@ -18,6 +22,16 @@ void cns3xxx_pwr_clk_en(unsigned int block) reg |= (block & PM_CLK_GATE_REG_MASK); __raw_writel(reg, PM_CLK_GATE_REG); } +EXPORT_SYMBOL(cns3xxx_pwr_clk_en); + +void cns3xxx_pwr_clk_dis(unsigned int block) +{ + u32 reg = __raw_readl(PM_CLK_GATE_REG); + + reg &= ~(block & PM_CLK_GATE_REG_MASK); + __raw_writel(reg, PM_CLK_GATE_REG); +} +EXPORT_SYMBOL(cns3xxx_pwr_clk_dis); void cns3xxx_pwr_power_up(unsigned int block) { @@ -29,6 +43,7 @@ void cns3xxx_pwr_power_up(unsigned int block) /* Wait for 300us for the PLL output clock locked. */ udelay(300); }; +EXPORT_SYMBOL(cns3xxx_pwr_power_up); void cns3xxx_pwr_power_down(unsigned int block) { @@ -38,6 +53,7 @@ void cns3xxx_pwr_power_down(unsigned int block) reg |= (block & CNS3XXX_PWR_PLL_ALL); __raw_writel(reg, PM_PLL_HM_PD_CTRL_REG); }; +EXPORT_SYMBOL(cns3xxx_pwr_power_down); static void cns3xxx_pwr_soft_rst_force(unsigned int block) { @@ -51,11 +67,13 @@ static void cns3xxx_pwr_soft_rst_force(unsigned int block) reg &= ~(block & PM_SOFT_RST_REG_MASK); } else { reg &= ~(block & PM_SOFT_RST_REG_MASK); + __raw_writel(reg, PM_SOFT_RST_REG); reg |= (block & PM_SOFT_RST_REG_MASK); } __raw_writel(reg, PM_SOFT_RST_REG); } +EXPORT_SYMBOL(cns3xxx_pwr_soft_rst_force); void cns3xxx_pwr_soft_rst(unsigned int block) { @@ -69,8 +87,9 @@ void cns3xxx_pwr_soft_rst(unsigned int block) } cns3xxx_pwr_soft_rst_force(block); } +EXPORT_SYMBOL(cns3xxx_pwr_soft_rst); -void arch_reset(char mode, const char *cmd) +void cns3xxx_restart(enum reboot_mode mode, const char *cmd) { /* * To reset, we hit the on-board reset register @@ -99,3 +118,7 @@ int cns3xxx_cpu_clock(void) return cpu; } +EXPORT_SYMBOL(cns3xxx_cpu_clock); + +atomic_t usb_pwr_ref = ATOMIC_INIT(0); +EXPORT_SYMBOL(usb_pwr_ref); |