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authorAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
committerAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
commitb4b6116a13633898cf868f2f103c96a90c4c20f8 (patch)
tree93d1b7e2cfcdf473d8d4ff3ad141fa864f8491f6 /arch/arm/mach-vt8500/wm8505_7in.c
parentedd4be777c953e5faafc80d091d3084b4343f5d3 (diff)
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fedora kernel: d9aad82f3319f3cfd1aebc01234254ef0c37ad84v3.3.2-1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/arm/mach-vt8500/wm8505_7in.c')
-rw-r--r--arch/arm/mach-vt8500/wm8505_7in.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/arm/mach-vt8500/wm8505_7in.c b/arch/arm/mach-vt8500/wm8505_7in.c
new file mode 100644
index 00000000000..cf910a95608
--- /dev/null
+++ b/arch/arm/mach-vt8500/wm8505_7in.c
@@ -0,0 +1,77 @@
+/*
+ * arch/arm/mach-vt8500/wm8505_7in.c
+ *
+ * Copyright (C) 2010 Alexey Charkov <alchark@gmail.com>
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/io.h>
+#include <linux/pm.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include "devices.h"
+
+static void __iomem *pmc_hiber;
+
+static struct platform_device *devices[] __initdata = {
+ &vt8500_device_uart0,
+ &vt8500_device_ehci,
+ &vt8500_device_wm8505_fb,
+ &vt8500_device_ge_rops,
+ &vt8500_device_pwm,
+ &vt8500_device_pwmbl,
+ &vt8500_device_rtc,
+};
+
+static void vt8500_power_off(void)
+{
+ local_irq_disable();
+ writew(5, pmc_hiber);
+ asm("mcr%? p15, 0, %0, c7, c0, 4" : : "r" (0));
+}
+
+void __init wm8505_7in_init(void)
+{
+#ifdef CONFIG_FB_WM8505
+ void __iomem *gpio_mux_reg = ioremap(wmt_gpio_base + 0x200, 4);
+ if (gpio_mux_reg) {
+ writel(readl(gpio_mux_reg) | 0x80000000, gpio_mux_reg);
+ iounmap(gpio_mux_reg);
+ } else {
+ printk(KERN_ERR "Could not remap the GPIO mux register, display may not work properly!\n");
+ }
+#endif
+ pmc_hiber = ioremap(wmt_pmc_base + 0x12, 2);
+ if (pmc_hiber)
+ pm_power_off = &vt8500_power_off;
+ else
+ printk(KERN_ERR "PMC Hibernation register could not be remapped, not enabling power off!\n");
+
+ wm8505_set_resources();
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+ vt8500_gpio_init();
+}
+
+MACHINE_START(WM8505_7IN_NETBOOK, "WM8505 7-inch generic netbook")
+ .atag_offset = 0x100,
+ .reserve = wm8505_reserve_mem,
+ .map_io = wm8505_map_io,
+ .init_irq = wm8505_init_irq,
+ .timer = &vt8500_timer,
+ .init_machine = wm8505_7in_init,
+MACHINE_END