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Add a couple useful shorthand atomic register write functions for imx31. Conversion to them where appropriate to make cleaner code to be done.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19485 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sevakis 2008-12-19 13:46:49 +00:00
parent c61a62c9b9
commit 2b4290cc12
2 changed files with 12 additions and 0 deletions
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10
firmware/target/arm/imx31/gigabeat-s/system-imx31.c
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@ -115,6 +115,16 @@ void imx31_regmod32(volatile uint32_t *reg_p, uint32_t value, uint32_t mask)
restore_interrupt(oldlevel); restore_interrupt(oldlevel);
} }
void imx31_regset32(volatile uint32_t *reg_p, uint32_t mask)
{
imx31_regmod32(reg_p, mask, mask);
}
void imx31_regclr32(volatile uint32_t *reg_p, uint32_t mask)
{
imx31_regmod32(reg_p, 0, mask);
}
#ifdef BOOTLOADER #ifdef BOOTLOADER
void system_prepare_fw_start(void) void system_prepare_fw_start(void)
{ {

2
firmware/target/arm/imx31/gigabeat-s/system-target.h
View file

@ -45,6 +45,8 @@ void kernel_device_init(void);
void imx31_regmod32(volatile uint32_t *reg_p, uint32_t value, void imx31_regmod32(volatile uint32_t *reg_p, uint32_t value,
uint32_t mask); uint32_t mask);
void imx31_regset32(volatile uint32_t *reg_p, uint32_t mask);
void imx31_regclr32(volatile uint32_t *reg_p, uint32_t mask);
#define KDEV_INIT #define KDEV_INIT