From e8b81eef4499c32b11d5f120171f39f67db0db59 Mon Sep 17 00:00:00 2001
From: Heiko Schocher <hs@denx.de>
Date: Tue, 8 Sep 2015 11:52:52 +0200
Subject: at91, taurus, smartweb: add dfu support

[root@pollux dfu-util]# ./src/dfu-util -l
dfu-util 0.8

Copyright 2005-2009 Weston Schmidt, Harald Welte and OpenMoko Inc.
Copyright 2010-2014 Tormod Volden and Stefan Schmidt
This program is Free Software and has ABSOLUTELY NO WARRANTY
Please report bugs to dfu-util@lists.gnumonks.org

Found DFU: [0908:02d2] ver=0212, devnum=119, cfg=1, intf=0, alt=0, name="Linux", serial="UNKNOWN"
[root@pollux dfu-util]#

Signed-off-by: Heiko Schocher <hs@denx.de>
Acked-by: Lukasz Majewski <l.majewski@samsung.com>
---
 board/siemens/smartweb/smartweb.c | 29 +++++++++++++++++++++++++++++
 board/siemens/taurus/taurus.c     | 27 +++++++++++++++++++++++++++
 2 files changed, 56 insertions(+)

(limited to 'board/siemens')

diff --git a/board/siemens/smartweb/smartweb.c b/board/siemens/smartweb/smartweb.c
index cf8a7f5..2d42488 100644
--- a/board/siemens/smartweb/smartweb.c
+++ b/board/siemens/smartweb/smartweb.c
@@ -25,6 +25,7 @@
 #include <asm/arch/at91_pmc.h>
 #include <asm/arch/at91_spi.h>
 #include <spi.h>
+#include <asm/arch/clk.h>
 #include <asm/arch/gpio.h>
 #include <watchdog.h>
 #ifdef CONFIG_MACB
@@ -108,6 +109,29 @@ static void smartweb_macb_hw_init(void)
 }
 #endif /* CONFIG_MACB */
 
+#ifdef CONFIG_USB_GADGET_AT91
+#include <linux/usb/at91_udc.h>
+
+void at91_udp_hw_init(void)
+{
+	at91_pmc_t *pmc = (at91_pmc_t *)ATMEL_BASE_PMC;
+
+	/* Enable PLLB */
+	writel(get_pllb_init(), &pmc->pllbr);
+	while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB)
+		;
+
+	/* Enable UDPCK clock, MCK is enabled in at91_clock_init() */
+	at91_periph_clk_enable(ATMEL_ID_UDP);
+
+	writel(AT91SAM926x_PMC_UDP, &pmc->scer);
+}
+
+struct at91_udc_data board_udc_data  = {
+	.baseaddr = ATMEL_BASE_UDP0,
+};
+#endif
+
 int board_early_init_f(void)
 {
 	/* enable this here, as we have SPL without serial support */
@@ -134,6 +158,11 @@ int board_init(void)
 	at91_set_gpio_output(AT91_PIN_PC10, 0);
 	at91_set_gpio_output(AT91_PIN_PC11, 1);
 
+#ifdef CONFIG_USB_GADGET_AT91
+	at91_udp_hw_init();
+	at91_udc_probe(&board_udc_data);
+#endif
+
 	return 0;
 }
 
diff --git a/board/siemens/taurus/taurus.c b/board/siemens/taurus/taurus.c
index edeb15b..72c5e60 100644
--- a/board/siemens/taurus/taurus.c
+++ b/board/siemens/taurus/taurus.c
@@ -285,6 +285,29 @@ void spi_cs_deactivate(struct spi_slave *slave)
 	at91_set_gpio_value(TAURUS_SPI_CS_PIN, 1);
 }
 
+#ifdef CONFIG_USB_GADGET_AT91
+#include <linux/usb/at91_udc.h>
+
+void at91_udp_hw_init(void)
+{
+	at91_pmc_t *pmc = (at91_pmc_t *)ATMEL_BASE_PMC;
+
+	/* Enable PLLB */
+	writel(get_pllb_init(), &pmc->pllbr);
+	while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB)
+		;
+
+	/* Enable UDPCK clock, MCK is enabled in at91_clock_init() */
+	at91_periph_clk_enable(ATMEL_ID_UDP);
+
+	writel(AT91SAM926x_PMC_UDP, &pmc->scer);
+}
+
+struct at91_udc_data board_udc_data  = {
+	.baseaddr = ATMEL_BASE_UDP0,
+};
+#endif
+
 int board_init(void)
 {
 	/* adress of boot parameters */
@@ -297,6 +320,10 @@ int board_init(void)
 	taurus_macb_hw_init();
 #endif
 	at91_spi0_hw_init(TAURUS_SPI_MASK);
+#ifdef CONFIG_USB_GADGET_AT91
+	at91_udp_hw_init();
+	at91_udc_probe(&board_udc_data);
+#endif
 
 	return 0;
 }
-- 
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