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

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19485 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 12 insertions, 0 deletions

diff --git a/firmware/target/arm/imx31/gigabeat-s/system-imx31.c b/firmware/target/arm/imx31/gigabeat-s/system-imx31.c
index d62b31d58f..a8af583212 100644
--- a/firmware/target/arm/imx31/gigabeat-s/system-imx31.c
+++ b/firmware/target/arm/imx31/gigabeat-s/system-imx31.c
@@ -115,6 +115,16 @@ void imx31_regmod32(volatile uint32_t *reg_p, uint32_t value, uint32_t mask)
     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
 void system_prepare_fw_start(void)
 {
diff --git a/firmware/target/arm/imx31/gigabeat-s/system-target.h b/firmware/target/arm/imx31/gigabeat-s/system-target.h
index f25702eb4e..31f1342c9e 100644
--- a/firmware/target/arm/imx31/gigabeat-s/system-target.h
+++ b/firmware/target/arm/imx31/gigabeat-s/system-target.h
@@ -45,6 +45,8 @@ void kernel_device_init(void);
 
 void imx31_regmod32(volatile uint32_t *reg_p, uint32_t value,
                     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