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Diffstat (limited to 'arch/arm/mach-stmp37xx/stmp37xx_devb.c')
-rw-r--r--arch/arm/mach-stmp37xx/stmp37xx_devb.c101
1 files changed, 101 insertions, 0 deletions
diff --git a/arch/arm/mach-stmp37xx/stmp37xx_devb.c b/arch/arm/mach-stmp37xx/stmp37xx_devb.c
new file mode 100644
index 000000000000..394f21ab59e6
--- /dev/null
+++ b/arch/arm/mach-stmp37xx/stmp37xx_devb.c
@@ -0,0 +1,101 @@
+/*
+ * Freescale STMP37XX development board support
+ *
+ * Embedded Alley Solutions, Inc <source@embeddedalley.com>
+ *
+ * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
+ */
+
+/*
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include <mach/stmp3xxx.h>
+#include <mach/pins.h>
+#include <mach/pinmux.h>
+#include "stmp37xx.h"
+
+/*
+ * List of STMP37xx development board specific devices
+ */
+static struct platform_device *stmp37xx_devb_devices[] = {
+ &stmp3xxx_dbguart,
+ &stmp3xxx_appuart,
+};
+
+static struct pin_desc dbguart_pins_0[] = {
+ { PINID_PWM0, PIN_FUN3, },
+ { PINID_PWM1, PIN_FUN3, },
+};
+
+struct pin_desc appuart_pins_0[] = {
+ { PINID_UART2_CTS, PIN_FUN1, PIN_4MA, PIN_1_8V, 0, },
+ { PINID_UART2_RTS, PIN_FUN1, PIN_4MA, PIN_1_8V, 0, },
+ { PINID_UART2_RX, PIN_FUN1, PIN_4MA, PIN_1_8V, 0, },
+ { PINID_UART2_TX, PIN_FUN1, PIN_4MA, PIN_1_8V, 0, },
+};
+
+static struct pin_group appuart_pins[] = {
+ [0] = {
+ .pins = appuart_pins_0,
+ .nr_pins = ARRAY_SIZE(appuart_pins_0),
+ },
+ /* 37xx has the only app uart */
+};
+
+static struct pin_group dbguart_pins[] = {
+ [0] = {
+ .pins = dbguart_pins_0,
+ .nr_pins = ARRAY_SIZE(dbguart_pins_0),
+ },
+};
+
+static int dbguart_pins_control(int id, int request)
+{
+ int r = 0;
+
+ if (request)
+ r = stmp3xxx_request_pin_group(&dbguart_pins[id], "debug uart");
+ else
+ stmp3xxx_release_pin_group(&dbguart_pins[id], "debug uart");
+ return r;
+}
+
+
+static void __init stmp37xx_devb_init(void)
+{
+ stmp3xxx_pinmux_init(NR_REAL_IRQS);
+
+ /* Init STMP3xxx platform */
+ stmp3xxx_init();
+
+ stmp3xxx_dbguart.dev.platform_data = dbguart_pins_control;
+ stmp3xxx_appuart.dev.platform_data = appuart_pins;
+
+ /* Add STMP37xx development board devices */
+ platform_add_devices(stmp37xx_devb_devices,
+ ARRAY_SIZE(stmp37xx_devb_devices));
+}
+
+MACHINE_START(STMP37XX, "STMP37XX")
+ .phys_io = 0x80000000,
+ .io_pg_offst = ((0xf0000000) >> 18) & 0xfffc,
+ .boot_params = 0x40000100,
+ .map_io = stmp37xx_map_io,
+ .init_irq = stmp37xx_init_irq,
+ .timer = &stmp3xxx_timer,
+ .init_machine = stmp37xx_devb_init,
+MACHINE_END