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Diffstat (limited to 'arch/arm/mach-omap2/board-4430sdp.c')
-rw-r--r--arch/arm/mach-omap2/board-4430sdp.c72
1 files changed, 67 insertions, 5 deletions
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 0c6be6b4a7e2..180ac112e527 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -17,6 +17,7 @@
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/gpio.h>
+#include <linux/usb/otg.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
@@ -27,7 +28,9 @@
#include <plat/common.h>
#include <plat/control.h>
#include <plat/timer-gp.h>
+#include <plat/usb.h>
#include <asm/hardware/gic.h>
+#include <asm/hardware/cache-l2x0.h>
static struct platform_device sdp4430_lcd_device = {
.name = "sdp4430_lcd",
@@ -38,10 +41,6 @@ static struct platform_device *sdp4430_devices[] __initdata = {
&sdp4430_lcd_device,
};
-static struct omap_uart_config sdp4430_uart_config __initdata = {
- .enabled_uarts = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3),
-};
-
static struct omap_lcd_config sdp4430_lcd_config __initdata = {
.ctrl_name = "internal",
};
@@ -50,6 +49,59 @@ static struct omap_board_config_kernel sdp4430_config[] __initdata = {
{ OMAP_TAG_LCD, &sdp4430_lcd_config },
};
+#ifdef CONFIG_CACHE_L2X0
+noinline void omap_smc1(u32 fn, u32 arg)
+{
+ register u32 r12 asm("r12") = fn;
+ register u32 r0 asm("r0") = arg;
+
+ /* This is common routine cache secure monitor API used to
+ * modify the PL310 secure registers.
+ * r0 contains the value to be modified and "r12" contains
+ * the monitor API number. It uses few CPU registers
+ * internally and hence they need be backed up including
+ * link register "lr".
+ * Explicitly save r11 and r12 the compiler generated code
+ * won't save it.
+ */
+ asm volatile(
+ "stmfd r13!, {r11,r12}\n"
+ "dsb\n"
+ "smc\n"
+ "ldmfd r13!, {r11,r12}\n"
+ : "+r" (r0), "+r" (r12)
+ :
+ : "r4", "r5", "r10", "lr", "cc");
+}
+EXPORT_SYMBOL(omap_smc1);
+
+static int __init omap_l2_cache_init(void)
+{
+ void __iomem *l2cache_base;
+
+ /* To avoid code running on other OMAPs in
+ * multi-omap builds
+ */
+ if (!cpu_is_omap44xx())
+ return -ENODEV;
+
+ /* Static mapping, never released */
+ l2cache_base = ioremap(OMAP44XX_L2CACHE_BASE, SZ_4K);
+ BUG_ON(!l2cache_base);
+
+ /* Enable PL310 L2 Cache controller */
+ omap_smc1(0x102, 0x1);
+
+ /* 32KB way size, 16-way associativity,
+ * parity disabled
+ */
+ l2x0_init(l2cache_base, 0x0e050000, 0xc0000fff);
+
+ return 0;
+}
+early_initcall(omap_l2_cache_init);
+#endif
+
static void __init gic_init_irq(void)
{
void __iomem *base;
@@ -77,17 +129,27 @@ static void __init omap_4430sdp_init_irq(void)
omap_gpio_init();
}
+static struct omap_musb_board_data musb_board_data = {
+ .interface_type = MUSB_INTERFACE_UTMI,
+ .mode = MUSB_PERIPHERAL,
+ .power = 100,
+};
static void __init omap_4430sdp_init(void)
{
platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
omap_serial_init();
+ /* OMAP4 SDP uses internal transceiver so register nop transceiver */
+ usb_nop_xceiv_register();
+ /* FIXME: allow multi-omap to boot until musb is updated for omap4 */
+ if (!cpu_is_omap44xx())
+ usb_musb_init(&musb_board_data);
}
static void __init omap_4430sdp_map_io(void)
{
omap2_set_globals_443x();
- omap2_map_common_io();
+ omap44xx_map_common_io();
}
MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")