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authorSergey Kostanbaev <sergey.kostanbaev@gmail.com>2014-06-25 23:44:29 +0400
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2014-07-04 23:45:48 +0200
commit7237d22baac9ebeffc946dfd30b9f61aaf0bfdbc (patch)
tree4a508b14394dc3f710f1105804e503e8665a3f98 /drivers/usb
parentc0c374024dbd38b1045784cb2880ba21db552c54 (diff)
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arm: ep9315: Return back Cirrus Logic EDB9315A board support
This patch returns back support for old ep93xx processors family Signed-off-by: Sergey Kostanbaev <sergey.kostanbaev@gmail.com> Cc: albert.u.boot@aribaud.net
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/host/Makefile1
-rw-r--r--drivers/usb/host/ohci-ep93xx.c38
2 files changed, 39 insertions, 0 deletions
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index 7211c6a..04c1a64 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -13,6 +13,7 @@ obj-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o
obj-$(CONFIG_USB_R8A66597_HCD) += r8a66597-hcd.o
obj-$(CONFIG_USB_SL811HS) += sl811-hcd.o
obj-$(CONFIG_USB_OHCI_S3C24XX) += ohci-s3c24xx.o
+obj-$(CONFIG_USB_OHCI_EP93XX) += ohci-ep93xx.o
# echi
obj-$(CONFIG_USB_EHCI) += ehci-hcd.o
diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c
new file mode 100644
index 0000000..8fb4aba
--- /dev/null
+++ b/drivers/usb/host/ohci-ep93xx.c
@@ -0,0 +1,38 @@
+/*
+ * (C) Copyright 2013
+ * Sergey Kostanbaev < sergey.kostanbaev <at> fairwaves.ru >
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <config.h>
+#include <common.h>
+
+#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT)
+#include <asm/io.h>
+#include <asm/arch/ep93xx.h>
+
+int usb_cpu_init(void)
+{
+ struct syscon_regs *syscon = (struct syscon_regs *)SYSCON_BASE;
+ unsigned long pwr = readl(&syscon->pwrcnt);
+ writel(pwr | SYSCON_PWRCNT_USH_EN, &syscon->pwrcnt);
+
+ return 0;
+}
+
+int usb_cpu_stop(void)
+{
+ struct syscon_regs *syscon = (struct syscon_regs *)SYSCON_BASE;
+ unsigned long pwr = readl(&syscon->pwrcnt);
+ writel(pwr & ~SYSCON_PWRCNT_USH_EN, &syscon->pwrcnt);
+
+ return 0;
+}
+
+int usb_cpu_init_fail(void)
+{
+ return usb_cpu_stop();
+}
+
+#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) */