diff options
author | Steve Rae <srae@broadcom.com> | 2014-12-09 11:40:11 -0800 |
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committer | Tom Rini <trini@ti.com> | 2014-12-29 16:31:23 -0500 |
commit | 4d013d8fa8863efb2d4264e1245a61a1a473c80c (patch) | |
tree | 426b8cd33b0900305bfcf08cb3d06c6c99b99c74 /arch/arm/cpu/armv7/bcm281xx/clk-usb-otg.c | |
parent | e38d1cb28c666f154c6f61b323ad0931724c2eb8 (diff) | |
download | blackbird-obmc-uboot-4d013d8fa8863efb2d4264e1245a61a1a473c80c.tar.gz blackbird-obmc-uboot-4d013d8fa8863efb2d4264e1245a61a1a473c80c.zip |
bcm281xx: add support for "USB OTG clock"
enable this clock with the following:
clk_usb_otg_enable((void *)HSOTG_BASE_ADDR)
Signed-off-by: Steve Rae <srae@broadcom.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'arch/arm/cpu/armv7/bcm281xx/clk-usb-otg.c')
-rw-r--r-- | arch/arm/cpu/armv7/bcm281xx/clk-usb-otg.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/bcm281xx/clk-usb-otg.c b/arch/arm/cpu/armv7/bcm281xx/clk-usb-otg.c new file mode 100644 index 0000000000..1d7c5af76d --- /dev/null +++ b/arch/arm/cpu/armv7/bcm281xx/clk-usb-otg.c @@ -0,0 +1,27 @@ +/* + * Copyright 2014 Broadcom Corporation. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/errno.h> +#include <asm/arch/sysmap.h> +#include "clk-core.h" + +/* Enable appropriate clocks for the USB OTG port */ +int clk_usb_otg_enable(void *base) +{ + char *ahbstr; + + switch ((u32) base) { + case HSOTG_BASE_ADDR: + ahbstr = "usb_otg_ahb_clk"; + break; + default: + printf("%s: base 0x%p not found\n", __func__, base); + return -EINVAL; + } + + return clk_get_and_enable(ahbstr); +} |