Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / sh / boards / mach-hp6xx / setup.c

diff --git a/kernel/arch/sh/boards/mach-hp6xx/setup.c b/kernel/arch/sh/boards/mach-hp6xx/setup.c
new file mode 100644 (file)
index 0000000..05797b3
--- /dev/null
+++ b/kernel/arch/sh/boards/mach-hp6xx/setup.c
@@ -0,0 +1,174 @@
+/*
+ * linux/arch/sh/boards/hp6xx/setup.c
+ *
+ * Copyright (C) 2002 Andriy Skulysh
+ * Copyright (C) 2007 Kristoffer Ericson <Kristoffer_e1@hotmail.com>
+ *
+ * May be copied or modified under the terms of the GNU General Public
+ * License.  See linux/COPYING for more information.
+ *
+ * Setup code for HP620/HP660/HP680/HP690 (internal peripherials only)
+ */
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/sh_intc.h>
+#include <sound/sh_dac_audio.h>
+#include <asm/hd64461.h>
+#include <asm/io.h>
+#include <mach/hp6xx.h>
+#include <cpu/dac.h>
+
+#define        SCPCR   0xa4000116
+#define        SCPDR   0xa4000136
+
+/* CF Slot */
+static struct resource cf_ide_resources[] = {
+       [0] = {
+               .start = 0x15000000 + 0x1f0,
+               .end   = 0x15000000 + 0x1f0 + 0x08 - 0x01,
+               .flags = IORESOURCE_MEM,
+       },
+       [1] = {
+               .start = 0x15000000 + 0x1fe,
+               .end   = 0x15000000 + 0x1fe + 0x01,
+               .flags = IORESOURCE_MEM,
+       },
+       [2] = {
+               .start = evt2irq(0xba0),
+               .flags = IORESOURCE_IRQ,
+       },
+};
+
+static struct platform_device cf_ide_device = {
+       .name           =  "pata_platform",
+       .id             =  -1,
+       .num_resources  = ARRAY_SIZE(cf_ide_resources),
+       .resource       = cf_ide_resources,
+};
+
+static struct platform_device jornadakbd_device = {
+       .name           = "jornada680_kbd",
+       .id             = -1,
+};
+
+static void dac_audio_start(struct dac_audio_pdata *pdata)
+{
+       u16 v;
+       u8 v8;
+
+       /* HP Jornada 680/690 speaker on */
+       v = inw(HD64461_GPADR);
+       v &= ~HD64461_GPADR_SPEAKER;
+       outw(v, HD64461_GPADR);
+
+       /* HP Palmtop 620lx/660lx speaker on */
+       v8 = inb(PKDR);
+       v8 &= ~PKDR_SPEAKER;
+       outb(v8, PKDR);
+
+       sh_dac_enable(pdata->channel);
+}
+
+static void dac_audio_stop(struct dac_audio_pdata *pdata)
+{
+       u16 v;
+       u8 v8;
+
+       /* HP Jornada 680/690 speaker off */
+       v = inw(HD64461_GPADR);
+       v |= HD64461_GPADR_SPEAKER;
+       outw(v, HD64461_GPADR);
+
+       /* HP Palmtop 620lx/660lx speaker off */
+       v8 = inb(PKDR);
+       v8 |= PKDR_SPEAKER;
+       outb(v8, PKDR);
+
+       sh_dac_output(0, pdata->channel);
+       sh_dac_disable(pdata->channel);
+}
+
+static struct dac_audio_pdata dac_audio_platform_data = {
+       .buffer_size            = 64000,
+       .channel                = 1,
+       .start                  = dac_audio_start,
+       .stop                   = dac_audio_stop,
+};
+
+static struct platform_device dac_audio_device = {
+       .name           = "dac_audio",
+       .id             = -1,
+       .dev            = {
+               .platform_data  = &dac_audio_platform_data,
+       }
+
+};
+
+static struct platform_device *hp6xx_devices[] __initdata = {
+       &cf_ide_device,
+       &jornadakbd_device,
+       &dac_audio_device,
+};
+
+static void __init hp6xx_init_irq(void)
+{
+       /* Gets touchscreen and powerbutton IRQ working */
+       plat_irq_setup_pins(IRQ_MODE_IRQ);
+}
+
+static int __init hp6xx_devices_setup(void)
+{
+       return platform_add_devices(hp6xx_devices, ARRAY_SIZE(hp6xx_devices));
+}
+
+static void __init hp6xx_setup(char **cmdline_p)
+{
+       u8 v8;
+       u16 v;
+
+       v = inw(HD64461_STBCR);
+       v |=    HD64461_STBCR_SURTST | HD64461_STBCR_SIRST      |
+               HD64461_STBCR_STM1ST | HD64461_STBCR_STM0ST     |
+               HD64461_STBCR_SAFEST | HD64461_STBCR_SPC0ST     |
+               HD64461_STBCR_SMIAST | HD64461_STBCR_SAFECKE_OST|
+               HD64461_STBCR_SAFECKE_IST;
+#ifndef CONFIG_HD64461_ENABLER
+       v |= HD64461_STBCR_SPC1ST;
+#endif
+       outw(v, HD64461_STBCR);
+       v = inw(HD64461_GPADR);
+       v |= HD64461_GPADR_SPEAKER | HD64461_GPADR_PCMCIA0;
+       outw(v, HD64461_GPADR);
+
+       outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC0GCR);
+
+#ifndef CONFIG_HD64461_ENABLER
+       outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC1GCR);
+#endif
+
+       sh_dac_output(0, DAC_SPEAKER_VOLUME);
+       sh_dac_disable(DAC_SPEAKER_VOLUME);
+       v8 = __raw_readb(DACR);
+       v8 &= ~DACR_DAE;
+       __raw_writeb(v8,DACR);
+
+       v8 = __raw_readb(SCPDR);
+       v8 |= SCPDR_TS_SCAN_X | SCPDR_TS_SCAN_Y;
+       v8 &= ~SCPDR_TS_SCAN_ENABLE;
+       __raw_writeb(v8, SCPDR);
+
+       v = __raw_readw(SCPCR);
+       v &= ~SCPCR_TS_MASK;
+       v |= SCPCR_TS_ENABLE;
+       __raw_writew(v, SCPCR);
+}
+device_initcall(hp6xx_devices_setup);
+
+static struct sh_machine_vector mv_hp6xx __initmv = {
+       .mv_name = "hp6xx",
+       .mv_setup = hp6xx_setup,
+       /* Enable IRQ0 -> IRQ3 in IRQ_MODE */
+       .mv_init_irq = hp6xx_init_irq,
+};