@@ -492,6 +492,38 @@ static void __init beagle_opp_init(void)
return;
}
+ /* Custom OPP enabled for C4 */
+ if (omap3_beagle_version == OMAP3BEAGLE_BOARD_C4) {
+ 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);
+ }
+ /* Enable MPU 720MHz opp */
+ dev = &mh->od->pdev.dev;
+ r = opp_enable(dev, 720000000);
+
+ /* Enable IVA 520MHz opp */
+ dev = &dh->od->pdev.dev;
+ r |= opp_enable(dev, 520000000);
+
+ 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, 720000000);
+ dev = &dh->od->pdev.dev;
+ opp_disable(dev, 520000000);
+ }
+ }
+
/* Custom OPP enabled for all xM versions */
if (cpu_is_omap3630()) {
struct omap_hwmod *mh = omap_hwmod_lookup("mpu");
@@ -98,6 +98,8 @@ static struct omap_opp_def __initdata omap34xx_opp_def_list[] = {
OPP_INITIALIZER("mpu", true, 550000000, OMAP3430_VDD_MPU_OPP4_UV),
/* MPU OPP5 */
OPP_INITIALIZER("mpu", true, 600000000, OMAP3430_VDD_MPU_OPP5_UV),
+ /* MPU OPP6 : omap3530 high speed grade only */
+ OPP_INITIALIZER("mpu", false, 720000000, OMAP3430_VDD_MPU_OPP5_UV),
/*
* L3 OPP1 - 41.5 MHz is disabled because: The voltage for that OPP is
@@ -123,6 +125,8 @@ static struct omap_opp_def __initdata omap34xx_opp_def_list[] = {
OPP_INITIALIZER("iva", true, 400000000, OMAP3430_VDD_MPU_OPP4_UV),
/* DSP OPP5 */
OPP_INITIALIZER("iva", true, 430000000, OMAP3430_VDD_MPU_OPP5_UV),
+ /* DSP OPP6 : omap3530 high speed grade only */
+ OPP_INITIALIZER("iva", false, 520000000, OMAP3430_VDD_MPU_OPP5_UV),
};
static struct omap_opp_def __initdata omap36xx_opp_def_list[] = {
Beagleboard rev-c4 has a speed sorted OMAP3530 chip which can run at 720MHz. This is a temporary patch for supporting this set only, do not integrate. Signed-off-by: Tero Kristo <t-kristo@ti.com> --- arch/arm/mach-omap2/board-omap3beagle.c | 32 +++++++++++++++++++++++++++++++ arch/arm/mach-omap2/opp3xxx_data.c | 4 +++ 2 files changed, 36 insertions(+), 0 deletions(-)