Thread (26 messages) 26 messages, 4 authors, 2013-03-15
STALE4883d

[PATCH 1/8] ARM: dts: OMAP34xx: move CPU OPP tables to device tree

From: Nishanth Menon <nm@ti.com>
Date: 2013-03-14 20:58:08
Also in: linux-arm-kernel, linux-omap, linux-pm
Subsystem: arm port, omap2+ support, the rest · Maintainers: Russell King, Aaro Koskinen, Andreas Kemnade, Kevin Hilman, Roger Quadros, Tony Lindgren, Linus Torvalds

Add DT OPP table for OMAP34xx family of devices. This data is
decoded by OF with of_init_opp_table() helper function.

This is in preparation to use generic cpu0-cpufreq driver.

Cc: Kevin Hilman <redacted>
Cc: "Benoît Cousson" <redacted>
Cc: Santosh Shilimkar <redacted>
Cc: Shawn Guo <redacted>
Cc: Keerthy <j-keerthy@ti.com>
Cc: linux-omap@vger.kernel.org
Cc: devicetree-discuss@lists.ozlabs.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: cpufreq@vger.kernel.org
Cc: linux-pm@vger.kernel.org

Signed-off-by: Nishanth Menon <nm@ti.com>
---
 arch/arm/boot/dts/omap3.dtsi       |   10 ++++++++++
 arch/arm/mach-omap2/opp3xxx_data.c |   11 -----------
 2 files changed, 10 insertions(+), 11 deletions(-)
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index 1acc261..9a15066 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -23,6 +23,16 @@
 	cpus {
 		cpu@0 {
 			compatible = "arm,cortex-a8";
+			/* OMAP3430 variants OPP1-5 */
+			operating-points = <
+				/* kHz    uV */
+				125000   975000
+				250000  1075000
+				500000  1200000
+				550000  1270000
+				600000  1350000
+			>;
+			clock-latency = <300000>; /* From legacy driver */
 		};
 	};
 
diff --git a/arch/arm/mach-omap2/opp3xxx_data.c b/arch/arm/mach-omap2/opp3xxx_data.c
index fc67add..1de18c2 100644
--- a/arch/arm/mach-omap2/opp3xxx_data.c
+++ b/arch/arm/mach-omap2/opp3xxx_data.c
@@ -87,17 +87,6 @@ struct omap_volt_data omap36xx_vddcore_volt_data[] = {
 /* OPP data */
 
 static struct omap_opp_def __initdata omap34xx_opp_def_list[] = {
-	/* MPU OPP1 */
-	OPP_INITIALIZER("mpu", true, 125000000, OMAP3430_VDD_MPU_OPP1_UV),
-	/* MPU OPP2 */
-	OPP_INITIALIZER("mpu", true, 250000000, OMAP3430_VDD_MPU_OPP2_UV),
-	/* MPU OPP3 */
-	OPP_INITIALIZER("mpu", true, 500000000, OMAP3430_VDD_MPU_OPP3_UV),
-	/* MPU OPP4 */
-	OPP_INITIALIZER("mpu", true, 550000000, OMAP3430_VDD_MPU_OPP4_UV),
-	/* MPU OPP5 */
-	OPP_INITIALIZER("mpu", true, 600000000, OMAP3430_VDD_MPU_OPP5_UV),
-
 	/*
 	 * L3 OPP1 - 41.5 MHz is disabled because: The voltage for that OPP is
 	 * almost the same than the one at 83MHz thus providing very little
-- 
1.7.9.5

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