Adds functions to enable and disable edma3 clocks which can be invoked
by drivers using edma3 to control the clocks.
Signed-off-by: Vignesh R <vigne...@ti.com>
Reviewed-by: Tom Rini <tr...@konsulko.com>
Reviewed-by: Jagan Teki <jt...@openedev.com>
---
arch/arm/cpu/armv7/am33xx/clock_am43xx.c | 36 ++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
index b6396942bbff..35c431eb292d 100644
--- a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
+++ b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
@@ -135,3 +135,39 @@ void enable_basic_clocks(void)
/* For OPP100 the mac clock should be /5. */
writel(0x4, &cmdpll->clkselmacclk);
}
+
+#ifdef CONFIG_TI_EDMA3
+void enable_edma3_clocks(void)
+{
+ u32 *const clk_domains_edma3[] = {
+ 0
+ };
+
+ u32 *const clk_modules_explicit_en_edma3[] = {
+ &cmper->tpccclkctrl,
+ &cmper->tptc0clkctrl,
+ 0
+ };
+
+ do_enable_clocks(clk_domains_edma3,
+ clk_modules_explicit_en_edma3,
+ 1);
+}
+
+void disable_edma3_clocks(void)
+{
+ u32 *const clk_domains_edma3[] = {
+ 0
+ };
+
+ u32 *const clk_modules_disable_edma3[] = {
+ &cmper->tpccclkctrl,
+ &cmper->tptc0clkctrl,
+ 0
+ };
+
+ do_disable_clocks(clk_domains_edma3,
+ clk_modules_disable_edma3,
+ 1);
+}
+#endif
--
2.5.0
_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot
