summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-omap2/board-omap3beagle.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-omap2/board-omap3beagle.c')
-rw-r--r--arch/arm/mach-omap2/board-omap3beagle.c73
1 files changed, 59 insertions, 14 deletions
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index f0963b6e462..7640c054f43 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -23,6 +23,7 @@
#include <linux/gpio.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
+#include <linux/opp.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
@@ -45,10 +46,12 @@
#include <plat/gpmc.h>
#include <plat/nand.h>
#include <plat/usb.h>
+#include <plat/omap_device.h>
#include "mux.h"
#include "hsmmc.h"
#include "timer-gp.h"
+#include "pm.h"
#define NAND_BLOCK_SIZE SZ_128K
@@ -228,14 +231,6 @@ static struct omap_dss_board_info beagle_dss_data = {
.default_device = &beagle_dvi_device,
};
-static struct platform_device beagle_dss_device = {
- .name = "omapdss",
- .id = -1,
- .dev = {
- .platform_data = &beagle_dss_data,
- },
-};
-
static struct regulator_consumer_supply beagle_vdac_supply =
REGULATOR_SUPPLY("vdda_dac", "omapdss");
@@ -435,9 +430,7 @@ static struct twl4030_usb_data beagle_usb_data = {
.usb_mode = T2_USB_MODE_ULPI,
};
-static struct twl4030_codec_audio_data beagle_audio_data = {
- .audio_mclk = 26000000,
-};
+static struct twl4030_codec_audio_data beagle_audio_data;
static struct twl4030_codec_data beagle_codec_data = {
.audio_mclk = 26000000,
@@ -536,11 +529,15 @@ static struct platform_device keys_gpio = {
},
};
-static void __init omap3_beagle_init_irq(void)
+static void __init omap3_beagle_init_early(void)
{
omap2_init_common_infrastructure();
omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
mt46h32m32lf6_sdrc_params);
+}
+
+static void __init omap3_beagle_init_irq(void)
+{
omap_init_irq();
#ifdef CONFIG_OMAP_32K_TIMER
omap2_gp_clockevent_set_gptimer(12);
@@ -550,7 +547,6 @@ static void __init omap3_beagle_init_irq(void)
static struct platform_device *omap3_beagle_devices[] __initdata = {
&leds_gpio,
&keys_gpio,
- &beagle_dss_device,
};
static void __init omap3beagle_flash_init(void)
@@ -610,6 +606,52 @@ static struct omap_musb_board_data musb_board_data = {
.power = 100,
};
+static void __init beagle_opp_init(void)
+{
+ int r = 0;
+
+ /* Initialize the omap3 opp table */
+ if (omap3_opp_init()) {
+ pr_err("%s: opp default init failed\n", __func__);
+ return;
+ }
+
+ /* Custom OPP enabled for XM */
+ if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
+ struct omap_hwmod *mh = omap_hwmod_lookup("mpu");
+ struct omap_hwmod *dh = omap_hwmod_lookup("iva");
+ struct device *dev;
+
+ if (!mh || !dh) {
+ pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n",
+ __func__, mh, dh);
+ return;
+ }
+ /* Enable MPU 1GHz and lower opps */
+ dev = &mh->od->pdev.dev;
+ r = opp_enable(dev, 800000000);
+ /* TODO: MPU 1GHz needs SR and ABB */
+
+ /* Enable IVA 800MHz and lower opps */
+ dev = &dh->od->pdev.dev;
+ r |= opp_enable(dev, 660000000);
+ /* TODO: DSP 800MHz needs SR and ABB */
+ if (r) {
+ pr_err("%s: failed to enable higher opp %d\n",
+ __func__, r);
+ /*
+ * Cleanup - disable the higher freqs - we dont care
+ * about the results
+ */
+ dev = &mh->od->pdev.dev;
+ opp_disable(dev, 800000000);
+ dev = &dh->od->pdev.dev;
+ opp_disable(dev, 660000000);
+ }
+ }
+ return;
+}
+
static void __init omap3_beagle_init(void)
{
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
@@ -617,6 +659,7 @@ static void __init omap3_beagle_init(void)
omap3_beagle_i2c_init();
platform_add_devices(omap3_beagle_devices,
ARRAY_SIZE(omap3_beagle_devices));
+ omap_display_init(&beagle_dss_data);
omap_serial_init();
omap_mux_init_gpio(170, OMAP_PIN_INPUT);
@@ -633,13 +676,15 @@ static void __init omap3_beagle_init(void)
omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
beagle_display_init();
+ beagle_opp_init();
}
MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
/* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */
.boot_params = 0x80000100,
- .map_io = omap3_map_io,
.reserve = omap_reserve,
+ .map_io = omap3_map_io,
+ .init_early = omap3_beagle_init_early,
.init_irq = omap3_beagle_init_irq,
.init_machine = omap3_beagle_init,
.timer = &omap_timer,