[U-Boot] [PATCH v1 1/6] omap3: enable GP9 timer and UART2
Albert ARIBAUD (3ADEV)
albert.aribaud at 3adev.fr
Fri Jan 16 09:09:47 CET 2015
These are needed for the upcoming Cairo board support.
Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud at 3adev.fr>
---
arch/arm/cpu/armv7/omap3/clock.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arm/cpu/armv7/omap3/clock.c b/arch/arm/cpu/armv7/omap3/clock.c
index 529ad9a..006969e 100644
--- a/arch/arm/cpu/armv7/omap3/clock.c
+++ b/arch/arm/cpu/armv7/omap3/clock.c
@@ -732,11 +732,20 @@ void per_clocks_enable(void)
setbits_le32(&prcm_base->iclken_per, 0x08); /* ICKen GPT2 */
setbits_le32(&prcm_base->fclken_per, 0x08); /* FCKen GPT2 */
+ /* Enable GP9 timer. */
+ setbits_le32(&prcm_base->clksel_per, 0x80); /* GPT9 = 32kHz clk */
+ setbits_le32(&prcm_base->iclken_per, 0x400); /* ICKen GPT9 */
+ setbits_le32(&prcm_base->fclken_per, 0x400); /* FCKen GPT9 */
+
#ifdef CONFIG_SYS_NS16550
/* Enable UART1 clocks */
setbits_le32(&prcm_base->fclken1_core, 0x00002000);
setbits_le32(&prcm_base->iclken1_core, 0x00002000);
+ /* Enable UART2 clocks */
+ setbits_le32(&prcm_base->fclken1_core, 0x00004000);
+ setbits_le32(&prcm_base->iclken1_core, 0x00004000);
+
/* UART 3 Clocks */
setbits_le32(&prcm_base->fclken_per, 0x00000800);
setbits_le32(&prcm_base->iclken_per, 0x00000800);
--
2.1.0
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