brcm2708: remove 3.14 support

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44402 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 0 insertions, 171 deletions

diff --git a/target/linux/brcm2708/patches-3.14/0011-Add-hwrng-hardware-random-number-generator-driver.patch b/target/linux/brcm2708/patches-3.14/0011-Add-hwrng-hardware-random-number-generator-driver.patch
deleted file mode 100644
index 3a68ab2778..0000000000
--- a/target/linux/brcm2708/patches-3.14/0011-Add-hwrng-hardware-random-number-generator-driver.patch
+++ /dev/null
@@ -1,171 +0,0 @@
-From 2bae9a662d169ecb7d3e1c39ebbcbc80b7dc845f Mon Sep 17 00:00:00 2001
-From: popcornmix <popcornmix@gmail.com>
-Date: Wed, 3 Jul 2013 00:51:55 +0100
-Subject: [PATCH 11/54] Add hwrng (hardware random number generator) driver
-
----
- arch/arm/mach-bcm2708/include/mach/platform.h |   1 +
- drivers/char/hw_random/Kconfig                |  11 +++
- drivers/char/hw_random/Makefile               |   1 +
- drivers/char/hw_random/bcm2708-rng.c          | 117 ++++++++++++++++++++++++++
- 4 files changed, 130 insertions(+)
- create mode 100755 drivers/char/hw_random/bcm2708-rng.c
-
---- a/arch/arm/mach-bcm2708/include/mach/platform.h
-+++ b/arch/arm/mach-bcm2708/include/mach/platform.h
-@@ -60,6 +60,7 @@
- #define DMA_BASE		 (BCM2708_PERI_BASE + 0x7000)	/* DMA controller */
- #define ARM_BASE                 (BCM2708_PERI_BASE + 0xB000)	 /* BCM2708 ARM control block */
- #define PM_BASE			 (BCM2708_PERI_BASE + 0x100000) /* Power Management, Reset controller and Watchdog registers */
-+#define RNG_BASE                 (BCM2708_PERI_BASE + 0x104000) /* Hardware RNG */
- #define GPIO_BASE                (BCM2708_PERI_BASE + 0x200000) /* GPIO */
- #define UART0_BASE               (BCM2708_PERI_BASE + 0x201000)	/* Uart 0 */
- #define MMCI0_BASE               (BCM2708_PERI_BASE + 0x202000) /* MMC interface */
---- a/drivers/char/hw_random/Kconfig
-+++ b/drivers/char/hw_random/Kconfig
-@@ -341,6 +341,17 @@ config HW_RANDOM_TPM
- 
- 	  If unsure, say Y.
- 
-+config HW_RANDOM_BCM2708
-+	tristate "BCM2708 generic true random number generator support"
-+	depends on HW_RANDOM && ARCH_BCM2708
-+	---help---
-+	 This driver provides the kernel-side support for the BCM2708 hardware.
-+
-+	 To compile this driver as a module, choose M here: the
-+	 module will be called bcm2708-rng.
-+
-+	 If unsure, say N.
-+
- config HW_RANDOM_MSM
- 	tristate "Qualcomm MSM Random Number Generator support"
- 	depends on HW_RANDOM && ARCH_MSM
---- a/drivers/char/hw_random/Makefile
-+++ b/drivers/char/hw_random/Makefile
-@@ -29,4 +29,5 @@ obj-$(CONFIG_HW_RANDOM_POWERNV) += power
- obj-$(CONFIG_HW_RANDOM_EXYNOS)	+= exynos-rng.o
- obj-$(CONFIG_HW_RANDOM_TPM) += tpm-rng.o
- obj-$(CONFIG_HW_RANDOM_BCM2835) += bcm2835-rng.o
-+obj-$(CONFIG_HW_RANDOM_BCM2708) += bcm2708-rng.o
- obj-$(CONFIG_HW_RANDOM_MSM) += msm-rng.o
---- /dev/null
-+++ b/drivers/char/hw_random/bcm2708-rng.c
-@@ -0,0 +1,117 @@
-+/**
-+ * Copyright (c) 2010-2012 Broadcom. All rights reserved.
-+ *
-+ * Redistribution and use in source and binary forms, with or without
-+ * modification, are permitted provided that the following conditions
-+ * are met:
-+ * 1. Redistributions of source code must retain the above copyright
-+ *    notice, this list of conditions, and the following disclaimer,
-+ *    without modification.
-+ * 2. Redistributions in binary form must reproduce the above copyright
-+ *    notice, this list of conditions and the following disclaimer in the
-+ *    documentation and/or other materials provided with the distribution.
-+ * 3. The names of the above-listed copyright holders may not be used
-+ *    to endorse or promote products derived from this software without
-+ *    specific prior written permission.
-+ *
-+ * ALTERNATIVELY, this software may be distributed under the terms of the
-+ * GNU General Public License ("GPL") version 2, as published by the Free
-+ * Software Foundation.
-+ *
-+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
-+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
-+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-+ */
-+
-+#include <linux/kernel.h>
-+#include <linux/module.h>
-+#include <linux/init.h>
-+#include <linux/hw_random.h>
-+#include <linux/printk.h>
-+
-+#include <asm/io.h>
-+#include <mach/hardware.h>
-+#include <mach/platform.h>
-+
-+#define RNG_CTRL		(0x0)
-+#define RNG_STATUS		(0x4)
-+#define RNG_DATA		(0x8)
-+#define RNG_FF_THRESHOLD	(0xc)
-+
-+/* enable rng */
-+#define RNG_RBGEN               0x1
-+/* double speed, less random mode */
-+#define RNG_RBG2X               0x2
-+
-+/* the initial numbers generated are "less random" so will be discarded */
-+#define RNG_WARMUP_COUNT      0x40000
-+
-+static int bcm2708_rng_data_read(struct hwrng *rng, u32 *buffer)
-+{
-+	void __iomem *rng_base = (void __iomem *)rng->priv;
-+	unsigned words;
-+	/* wait for a random number to be in fifo */
-+        do {
-+		words = __raw_readl(rng_base + RNG_STATUS)>>24;
-+	}
-+        while (words == 0);
-+	/* read the random number */
-+	*buffer = __raw_readl(rng_base + RNG_DATA);
-+	return 4;
-+}
-+
-+static struct hwrng bcm2708_rng_ops = {
-+	.name		= "bcm2708",
-+	.data_read	= bcm2708_rng_data_read,
-+};
-+
-+static int __init bcm2708_rng_init(void)
-+{
-+	void __iomem *rng_base;
-+	int err;
-+
-+	/* map peripheral */
-+	rng_base = ioremap(RNG_BASE, 0x10);
-+	pr_info("bcm2708_rng_init=%p\n", rng_base);
-+	if (!rng_base) {
-+		pr_err("bcm2708_rng_init failed to ioremap\n");
-+		return -ENOMEM;
-+	}
-+	bcm2708_rng_ops.priv = (unsigned long)rng_base;
-+	/* register driver */
-+	err = hwrng_register(&bcm2708_rng_ops);
-+	if (err) {
-+		pr_err("bcm2708_rng_init hwrng_register()=%d\n", err);
-+		iounmap(rng_base);
-+	} else {
-+		/* set warm-up count & enable */
-+		__raw_writel(RNG_WARMUP_COUNT, rng_base + RNG_STATUS);
-+		__raw_writel(RNG_RBGEN, rng_base + RNG_CTRL);
-+	}
-+	return err;
-+}
-+
-+static void __exit bcm2708_rng_exit(void)
-+{
-+	void __iomem *rng_base = (void __iomem *)bcm2708_rng_ops.priv;
-+	pr_info("bcm2708_rng_exit\n");
-+	/* disable rng hardware */
-+	__raw_writel(0, rng_base + RNG_CTRL);
-+	/* unregister driver */
-+	hwrng_unregister(&bcm2708_rng_ops);
-+	iounmap(rng_base);
-+}
-+
-+module_init(bcm2708_rng_init);
-+module_exit(bcm2708_rng_exit);
-+
-+MODULE_DESCRIPTION("BCM2708 H/W Random Number Generator (RNG) driver");
-+MODULE_LICENSE("GPL and additional rights");