-----Original Message----- From: Ajay Bhargav [mailto:ajay.bhargav@einfochips.com] Sent: 25 January 2012 17:50 To: linux@bohmer.net Cc: Prafulla Wadaskar; marek.vasut@gmail.com; u-boot@lists.denx.de; Ajay Bhargav Subject: [PATCH 2/3] USB: Armada100: ECHI Driver for Armada100 SOCs
This patch adds support for USB EHCI driver for Armada100 SOCs.
Signed-off-by: Ajay Bhargav ajay.bhargav@einfochips.com
arch/arm/include/asm/arch-armada100/armada100.h | 1 + drivers/usb/host/Makefile | 1 + drivers/usb/host/ehci-armada100.c | 62 +++++++++++++++++++++++ 3 files changed, 64 insertions(+), 0 deletions(-) create mode 100644 drivers/usb/host/ehci-armada100.c
diff --git a/arch/arm/include/asm/arch-armada100/armada100.h b/arch/arm/include/asm/arch-armada100/armada100.h index d6984dc..26f836e 100644 --- a/arch/arm/include/asm/arch-armada100/armada100.h +++ b/arch/arm/include/asm/arch-armada100/armada100.h @@ -67,6 +67,7 @@ #define ARMD1_SSP5_BASE 0xD4021000 #define ARMD1_UART3_BASE 0xD4026000 #define ARMD1_MPMU_BASE 0xD4050000 +#define ARMD1_USB_HOST_BASE 0xD4209000 #define ARMD1_APMU_BASE 0xD4282800 #define ARMD1_CPU_BASE 0xD4282C00
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index 77e217f..94e72c3 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -35,6 +35,7 @@ COBJS-$(CONFIG_USB_SL811HS) += sl811-hcd.o
# echi COBJS-$(CONFIG_USB_EHCI) += ehci-hcd.o +COBJS-$(CONFIG_USB_EHCI_ARMADA100) += ehci-armada100.o utmi- armada100.o ifdef CONFIG_MPC512X COBJS-$(CONFIG_USB_EHCI_FSL) += ehci-mpc512x.o else diff --git a/drivers/usb/host/ehci-armada100.c b/drivers/usb/host/ehci-armada100.c new file mode 100644 index 0000000..cf05d1a --- /dev/null +++ b/drivers/usb/host/ehci-armada100.c @@ -0,0 +1,62 @@ +/*
- (C) Copyright 2012
- eInfochips Ltd. <www.einfochips.com>
- Written-by: Ajay Bhargav ajay.bhargav@einfochips.com
- This driver is based on Kirkwood echi driver
- (C) Copyright 2009
- Marvell Semiconductor <www.marvell.com>
- Written-by: Prafulla Wadaskar prafulla@marvell.com
- See file CREDITS for list of people who contributed to this
- project.
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- MA 02110-1301 USA
- */
+#include <common.h> +#include <asm/io.h> +#include <usb.h> +#include "ehci.h" +#include "ehci-core.h" +#include <asm/arch/cpu.h> +#include <asm/arch/armada100.h> +#include "utmi-armada100.h"
+/*
- EHCI host controller init
- */
+int ehci_hcd_init(void) +{
- utmi_init();
- hccr = (struct ehci_hccr *)(ARMD1_USB_HOST_BASE + 0x100);
- hcor = (struct ehci_hcor *)((uint32_t) hccr
+ HC_LENGTH(ehci_readl(&hccr->cr_capbase)));- printf("Kirkwood-ehci: init hccr %x and hcor %x hc_length %d\n",
Wrong printf message, it's not Kirkwood.
Regards.. Prafulla . . .