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-rw-r--r--arch/arm/boot/dts/arm-realview-eb.dtsi2
-rw-r--r--arch/arm/boot/dts/arm-realview-pb1176.dts2
-rw-r--r--arch/arm/boot/dts/arm-realview-pb11mp.dts2
-rw-r--r--arch/arm/boot/dts/arm-realview-pbx.dtsi2
-rw-r--r--arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi21
-rw-r--r--arch/arm/boot/dts/at91-sama5d2_icp.dts21
-rw-r--r--arch/arm/boot/dts/at91-sama7g5ek.dts18
-rw-r--r--arch/arm/boot/dts/bcm63178.dtsi20
-rw-r--r--arch/arm/boot/dts/bcm6846.dtsi18
-rw-r--r--arch/arm/boot/dts/bcm6878.dtsi9
-rw-r--r--arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi12
-rw-r--r--arch/arm/boot/dts/imx6qdl-vicut1.dtsi2
-rw-r--r--arch/arm/boot/dts/integratorap-im-pd1.dts4
-rw-r--r--arch/arm/boot/dts/versatile-ab.dts2
-rw-r--r--arch/arm/configs/at91_dt_defconfig1
-rw-r--r--arch/arm/configs/sama7_defconfig1
-rw-r--r--arch/arm/kernel/irq.c2
-rw-r--r--arch/arm/mach-at91/pm.c36
-rw-r--r--arch/arm/mach-at91/pm_suspend.S24
-rw-r--r--arch/arm/mach-ixp4xx/ixp4xx-of.c2
20 files changed, 114 insertions, 87 deletions
diff --git a/arch/arm/boot/dts/arm-realview-eb.dtsi b/arch/arm/boot/dts/arm-realview-eb.dtsi
index 2dfb32bf9d48..fbb2258b451f 100644
--- a/arch/arm/boot/dts/arm-realview-eb.dtsi
+++ b/arch/arm/boot/dts/arm-realview-eb.dtsi
@@ -399,7 +399,7 @@
compatible = "arm,pl022", "arm,primecell";
reg = <0x1000d000 0x1000>;
clocks = <&sspclk>, <&pclk>;
- clock-names = "SSPCLK", "apb_pclk";
+ clock-names = "sspclk", "apb_pclk";
};
wdog: watchdog@10010000 {
diff --git a/arch/arm/boot/dts/arm-realview-pb1176.dts b/arch/arm/boot/dts/arm-realview-pb1176.dts
index 06b8723b09eb..efed325af88d 100644
--- a/arch/arm/boot/dts/arm-realview-pb1176.dts
+++ b/arch/arm/boot/dts/arm-realview-pb1176.dts
@@ -410,7 +410,7 @@
interrupt-parent = <&intc_dc1176>;
interrupts = <0 17 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&sspclk>, <&pclk>;
- clock-names = "SSPCLK", "apb_pclk";
+ clock-names = "sspclk", "apb_pclk";
};
pb1176_serial0: serial@1010c000 {
diff --git a/arch/arm/boot/dts/arm-realview-pb11mp.dts b/arch/arm/boot/dts/arm-realview-pb11mp.dts
index 295aef448123..89103d54ecc1 100644
--- a/arch/arm/boot/dts/arm-realview-pb11mp.dts
+++ b/arch/arm/boot/dts/arm-realview-pb11mp.dts
@@ -555,7 +555,7 @@
interrupt-parent = <&intc_pb11mp>;
interrupts = <0 11 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&sspclk>, <&pclk>;
- clock-names = "SSPCLK", "apb_pclk";
+ clock-names = "sspclk", "apb_pclk";
};
watchdog@1000f000 {
diff --git a/arch/arm/boot/dts/arm-realview-pbx.dtsi b/arch/arm/boot/dts/arm-realview-pbx.dtsi
index 6f61f968d689..ec1507c5147c 100644
--- a/arch/arm/boot/dts/arm-realview-pbx.dtsi
+++ b/arch/arm/boot/dts/arm-realview-pbx.dtsi
@@ -390,7 +390,7 @@
compatible = "arm,pl022", "arm,primecell";
reg = <0x1000d000 0x1000>;
clocks = <&sspclk>, <&pclk>;
- clock-names = "SSPCLK", "apb_pclk";
+ clock-names = "sspclk", "apb_pclk";
};
wdog0: watchdog@1000f000 {
diff --git a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi
index 76b2025c67b4..83bcf9fe0152 100644
--- a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi
+++ b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi
@@ -76,8 +76,8 @@
regulators {
vdd_3v3: VDD_IO {
regulator-name = "VDD_IO";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <3700000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
@@ -95,8 +95,8 @@
vddio_ddr: VDD_DDR {
regulator-name = "VDD_DDR";
- regulator-min-microvolt = <600000>;
- regulator-max-microvolt = <1850000>;
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
@@ -118,8 +118,8 @@
vdd_core: VDD_CORE {
regulator-name = "VDD_CORE";
- regulator-min-microvolt = <600000>;
- regulator-max-microvolt = <1850000>;
+ regulator-min-microvolt = <1250000>;
+ regulator-max-microvolt = <1250000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
@@ -160,8 +160,8 @@
LDO1 {
regulator-name = "LDO1";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <3700000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-state-standby {
@@ -175,9 +175,8 @@
LDO2 {
regulator-name = "LDO2";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <3700000>;
- regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
regulator-state-standby {
regulator-on-in-suspend;
diff --git a/arch/arm/boot/dts/at91-sama5d2_icp.dts b/arch/arm/boot/dts/at91-sama5d2_icp.dts
index 6865be8d7787..dd1dec9d4e07 100644
--- a/arch/arm/boot/dts/at91-sama5d2_icp.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_icp.dts
@@ -196,8 +196,8 @@
regulators {
vdd_io_reg: VDD_IO {
regulator-name = "VDD_IO";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <3700000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
@@ -215,8 +215,8 @@
VDD_DDR {
regulator-name = "VDD_DDR";
- regulator-min-microvolt = <600000>;
- regulator-max-microvolt = <1850000>;
+ regulator-min-microvolt = <1350000>;
+ regulator-max-microvolt = <1350000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
@@ -234,8 +234,8 @@
VDD_CORE {
regulator-name = "VDD_CORE";
- regulator-min-microvolt = <600000>;
- regulator-max-microvolt = <1850000>;
+ regulator-min-microvolt = <1250000>;
+ regulator-max-microvolt = <1250000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
@@ -257,7 +257,6 @@
regulator-max-microvolt = <1850000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
- regulator-always-on;
regulator-state-standby {
regulator-on-in-suspend;
@@ -272,8 +271,8 @@
LDO1 {
regulator-name = "LDO1";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <3700000>;
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
regulator-always-on;
regulator-state-standby {
@@ -287,8 +286,8 @@
LDO2 {
regulator-name = "LDO2";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <3700000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-state-standby {
diff --git a/arch/arm/boot/dts/at91-sama7g5ek.dts b/arch/arm/boot/dts/at91-sama7g5ek.dts
index de44da2e4aae..3b25c67795dd 100644
--- a/arch/arm/boot/dts/at91-sama7g5ek.dts
+++ b/arch/arm/boot/dts/at91-sama7g5ek.dts
@@ -244,8 +244,8 @@
regulators {
vdd_3v3: VDD_IO {
regulator-name = "VDD_IO";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <3700000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
@@ -264,8 +264,8 @@
vddioddr: VDD_DDR {
regulator-name = "VDD_DDR";
- regulator-min-microvolt = <1300000>;
- regulator-max-microvolt = <1450000>;
+ regulator-min-microvolt = <1350000>;
+ regulator-max-microvolt = <1350000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
@@ -285,8 +285,8 @@
vddcore: VDD_CORE {
regulator-name = "VDD_CORE";
- regulator-min-microvolt = <1100000>;
- regulator-max-microvolt = <1850000>;
+ regulator-min-microvolt = <1150000>;
+ regulator-max-microvolt = <1150000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-always-on;
@@ -306,7 +306,7 @@
vddcpu: VDD_OTHER {
regulator-name = "VDD_OTHER";
regulator-min-microvolt = <1050000>;
- regulator-max-microvolt = <1850000>;
+ regulator-max-microvolt = <1250000>;
regulator-initial-mode = <2>;
regulator-allowed-modes = <2>, <4>;
regulator-ramp-delay = <3125>;
@@ -326,8 +326,8 @@
vldo1: LDO1 {
regulator-name = "LDO1";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <3700000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-state-standby {
diff --git a/arch/arm/boot/dts/bcm63178.dtsi b/arch/arm/boot/dts/bcm63178.dtsi
index 5463443f0762..cbd094dde6d0 100644
--- a/arch/arm/boot/dts/bcm63178.dtsi
+++ b/arch/arm/boot/dts/bcm63178.dtsi
@@ -32,6 +32,7 @@
next-level-cache = <&L2_0>;
enable-method = "psci";
};
+
CA7_2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a7";
@@ -39,6 +40,7 @@
next-level-cache = <&L2_0>;
enable-method = "psci";
};
+
L2_0: l2-cache0 {
compatible = "cache";
};
@@ -46,10 +48,10 @@
timer {
compatible = "arm,armv7-timer";
- interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_LOW)>;
arm,cpu-registers-not-fw-configured;
};
@@ -80,23 +82,23 @@
psci {
compatible = "arm,psci-0.2";
method = "smc";
- cpu_off = <1>;
- cpu_on = <2>;
};
axi@81000000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
- ranges = <0 0x81000000 0x4000>;
+ ranges = <0 0x81000000 0x8000>;
gic: interrupt-controller@1000 {
compatible = "arm,cortex-a7-gic";
#interrupt-cells = <3>;
- #address-cells = <0>;
interrupt-controller;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_HIGH)>;
reg = <0x1000 0x1000>,
- <0x2000 0x2000>;
+ <0x2000 0x2000>,
+ <0x4000 0x2000>,
+ <0x6000 0x2000>;
};
};
diff --git a/arch/arm/boot/dts/bcm6846.dtsi b/arch/arm/boot/dts/bcm6846.dtsi
index e610c102498f..8aa47a2583b2 100644
--- a/arch/arm/boot/dts/bcm6846.dtsi
+++ b/arch/arm/boot/dts/bcm6846.dtsi
@@ -40,10 +40,10 @@
timer {
compatible = "arm,armv7-timer";
- interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
arm,cpu-registers-not-fw-configured;
};
@@ -65,23 +65,23 @@
psci {
compatible = "arm,psci-0.2";
method = "smc";
- cpu_off = <1>;
- cpu_on = <2>;
};
axi@81000000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
- ranges = <0 0x81000000 0x4000>;
+ ranges = <0 0x81000000 0x8000>;
gic: interrupt-controller@1000 {
compatible = "arm,cortex-a7-gic";
#interrupt-cells = <3>;
- #address-cells = <0>;
interrupt-controller;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_HIGH)>;
reg = <0x1000 0x1000>,
- <0x2000 0x2000>;
+ <0x2000 0x2000>,
+ <0x4000 0x2000>,
+ <0x6000 0x2000>;
};
};
diff --git a/arch/arm/boot/dts/bcm6878.dtsi b/arch/arm/boot/dts/bcm6878.dtsi
index a7dff596fe1e..1e8b5fa96c25 100644
--- a/arch/arm/boot/dts/bcm6878.dtsi
+++ b/arch/arm/boot/dts/bcm6878.dtsi
@@ -32,6 +32,7 @@
next-level-cache = <&L2_0>;
enable-method = "psci";
};
+
L2_0: l2-cache0 {
compatible = "cache";
};
@@ -39,10 +40,10 @@
timer {
compatible = "arm,armv7-timer";
- interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
arm,cpu-registers-not-fw-configured;
};
diff --git a/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi
index 095c9143d99a..6b791d515e29 100644
--- a/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi
@@ -51,16 +51,6 @@
vin-supply = <&reg_3p3v_s5>;
};
- reg_3p3v_s0: regulator-3p3v-s0 {
- compatible = "regulator-fixed";
- regulator-name = "V_3V3_S0";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-always-on;
- regulator-boot-on;
- vin-supply = <&reg_3p3v_s5>;
- };
-
reg_3p3v_s5: regulator-3p3v-s5 {
compatible = "regulator-fixed";
regulator-name = "V_3V3_S5";
@@ -259,7 +249,7 @@
/* default boot source: workaround #1 for errata ERR006282 */
smarc_flash: flash@0 {
- compatible = "winbond,w25q16dw", "jedec,spi-nor";
+ compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <20000000>;
};
diff --git a/arch/arm/boot/dts/imx6qdl-vicut1.dtsi b/arch/arm/boot/dts/imx6qdl-vicut1.dtsi
index a1676b5d2980..c5a98b0110dd 100644
--- a/arch/arm/boot/dts/imx6qdl-vicut1.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-vicut1.dtsi
@@ -28,7 +28,7 @@
enable-gpios = <&gpio4 28 GPIO_ACTIVE_HIGH>;
};
- backlight_led: backlight_led {
+ backlight_led: backlight-led {
compatible = "pwm-backlight";
pwms = <&pwm3 0 5000000 0>;
brightness-levels = <0 16 64 255>;
diff --git a/arch/arm/boot/dts/integratorap-im-pd1.dts b/arch/arm/boot/dts/integratorap-im-pd1.dts
index d47bfb66d069..4c22e4436271 100644
--- a/arch/arm/boot/dts/integratorap-im-pd1.dts
+++ b/arch/arm/boot/dts/integratorap-im-pd1.dts
@@ -178,12 +178,12 @@
clock-names = "uartclk", "apb_pclk";
};
- ssp@300000 {
+ spi@300000 {
compatible = "arm,pl022", "arm,primecell";
reg = <0x00300000 0x1000>;
interrupts-extended = <&impd1_vic 3>;
clocks = <&impd1_sspclk>, <&sysclk>;
- clock-names = "spiclk", "apb_pclk";
+ clock-names = "sspclk", "apb_pclk";
};
impd1_gpio0: gpio@400000 {
diff --git a/arch/arm/boot/dts/versatile-ab.dts b/arch/arm/boot/dts/versatile-ab.dts
index 79f7cc241282..a520615f4d8d 100644
--- a/arch/arm/boot/dts/versatile-ab.dts
+++ b/arch/arm/boot/dts/versatile-ab.dts
@@ -391,7 +391,7 @@
reg = <0x101f4000 0x1000>;
interrupts = <11>;
clocks = <&xtal24mhz>, <&pclk>;
- clock-names = "SSPCLK", "apb_pclk";
+ clock-names = "sspclk", "apb_pclk";
};
fpga {
diff --git a/arch/arm/configs/at91_dt_defconfig b/arch/arm/configs/at91_dt_defconfig
index da90ce9cd42e..e185eee18856 100644
--- a/arch/arm/configs/at91_dt_defconfig
+++ b/arch/arm/configs/at91_dt_defconfig
@@ -196,7 +196,6 @@ CONFIG_RTC_DRV_AT91SAM9=y
CONFIG_DMADEVICES=y
CONFIG_AT_HDMAC=y
CONFIG_AT_XDMAC=y
-CONFIG_MICROCHIP_PIT64B=y
# CONFIG_IOMMU_SUPPORT is not set
CONFIG_IIO=y
CONFIG_AT91_ADC=y
diff --git a/arch/arm/configs/sama7_defconfig b/arch/arm/configs/sama7_defconfig
index 0384030d8b25..b2311f004618 100644
--- a/arch/arm/configs/sama7_defconfig
+++ b/arch/arm/configs/sama7_defconfig
@@ -188,7 +188,6 @@ CONFIG_RTC_DRV_AT91SAM9=y
CONFIG_DMADEVICES=y
CONFIG_AT_XDMAC=y
CONFIG_STAGING=y
-CONFIG_MICROCHIP_PIT64B=y
# CONFIG_IOMMU_SUPPORT is not set
CONFIG_IIO=y
CONFIG_IIO_SW_TRIGGER=y
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 034cb48c9eeb..fe28fc1f759d 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -70,7 +70,7 @@ static void __init init_irq_stacks(void)
}
}
-#ifndef CONFIG_PREEMPT_RT
+#ifdef CONFIG_SOFTIRQ_ON_OWN_STACK
static void ____do_softirq(void *arg)
{
__do_softirq();
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index df6d673e83d5..f4501dea98b0 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -541,10 +541,42 @@ extern u32 at91_pm_suspend_in_sram_sz;
static int at91_suspend_finish(unsigned long val)
{
+ unsigned char modified_gray_code[] = {
+ 0x00, 0x01, 0x02, 0x03, 0x06, 0x07, 0x04, 0x05, 0x0c, 0x0d,
+ 0x0e, 0x0f, 0x0a, 0x0b, 0x08, 0x09, 0x18, 0x19, 0x1a, 0x1b,
+ 0x1e, 0x1f, 0x1c, 0x1d, 0x14, 0x15, 0x16, 0x17, 0x12, 0x13,
+ 0x10, 0x11,
+ };
+ unsigned int tmp, index;
int i;
if (soc_pm.data.mode == AT91_PM_BACKUP && soc_pm.data.ramc_phy) {
/*
+ * Bootloader will perform DDR recalibration and will try to
+ * restore the ZQ0SR0 with the value saved here. But the
+ * calibration is buggy and restoring some values from ZQ0SR0
+ * is forbidden and risky thus we need to provide processed
+ * values for these (modified gray code values).
+ */
+ tmp = readl(soc_pm.data.ramc_phy + DDR3PHY_ZQ0SR0);
+
+ /* Store pull-down output impedance select. */
+ index = (tmp >> DDR3PHY_ZQ0SR0_PDO_OFF) & 0x1f;
+ soc_pm.bu->ddr_phy_calibration[0] = modified_gray_code[index];
+
+ /* Store pull-up output impedance select. */
+ index = (tmp >> DDR3PHY_ZQ0SR0_PUO_OFF) & 0x1f;
+ soc_pm.bu->ddr_phy_calibration[0] |= modified_gray_code[index];
+
+ /* Store pull-down on-die termination impedance select. */
+ index = (tmp >> DDR3PHY_ZQ0SR0_PDODT_OFF) & 0x1f;
+ soc_pm.bu->ddr_phy_calibration[0] |= modified_gray_code[index];
+
+ /* Store pull-up on-die termination impedance select. */
+ index = (tmp >> DDR3PHY_ZQ0SRO_PUODT_OFF) & 0x1f;
+ soc_pm.bu->ddr_phy_calibration[0] |= modified_gray_code[index];
+
+ /*
* The 1st 8 words of memory might get corrupted in the process
* of DDR PHY recalibration; it is saved here in securam and it
* will be restored later, after recalibration, by bootloader
@@ -1066,10 +1098,6 @@ static int __init at91_pm_backup_init(void)
of_scan_flat_dt(at91_pm_backup_scan_memcs, &located);
if (!located)
goto securam_fail;
-
- /* DDR3PHY_ZQ0SR0 */
- soc_pm.bu->ddr_phy_calibration[0] = readl(soc_pm.data.ramc_phy +
- 0x188);
}
return 0;
diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S
index abe4ced33eda..ffed4d949042 100644
--- a/arch/arm/mach-at91/pm_suspend.S
+++ b/arch/arm/mach-at91/pm_suspend.S
@@ -172,9 +172,15 @@ sr_ena_2:
/* Put DDR PHY's DLL in bypass mode for non-backup modes. */
cmp r7, #AT91_PM_BACKUP
beq sr_ena_3
- ldr tmp1, [r3, #DDR3PHY_PIR]
- orr tmp1, tmp1, #DDR3PHY_PIR_DLLBYP
- str tmp1, [r3, #DDR3PHY_PIR]
+
+ /* Disable DX DLLs. */
+ ldr tmp1, [r3, #DDR3PHY_DX0DLLCR]
+ orr tmp1, tmp1, #DDR3PHY_DXDLLCR_DLLDIS
+ str tmp1, [r3, #DDR3PHY_DX0DLLCR]
+
+ ldr tmp1, [r3, #DDR3PHY_DX1DLLCR]
+ orr tmp1, tmp1, #DDR3PHY_DXDLLCR_DLLDIS
+ str tmp1, [r3, #DDR3PHY_DX1DLLCR]
sr_ena_3:
/* Power down DDR PHY data receivers. */
@@ -221,10 +227,14 @@ sr_ena_3:
bic tmp1, tmp1, #DDR3PHY_DSGCR_ODTPDD_ODT0
str tmp1, [r3, #DDR3PHY_DSGCR]
- /* Take DDR PHY's DLL out of bypass mode. */
- ldr tmp1, [r3, #DDR3PHY_PIR]
- bic tmp1, tmp1, #DDR3PHY_PIR_DLLBYP
- str tmp1, [r3, #DDR3PHY_PIR]
+ /* Enable DX DLLs. */
+ ldr tmp1, [r3, #DDR3PHY_DX0DLLCR]
+ bic tmp1, tmp1, #DDR3PHY_DXDLLCR_DLLDIS
+ str tmp1, [r3, #DDR3PHY_DX0DLLCR]
+
+ ldr tmp1, [r3, #DDR3PHY_DX1DLLCR]
+ bic tmp1, tmp1, #DDR3PHY_DXDLLCR_DLLDIS
+ str tmp1, [r3, #DDR3PHY_DX1DLLCR]
/* Enable quasi-dynamic programming. */
mov tmp1, #0
diff --git a/arch/arm/mach-ixp4xx/ixp4xx-of.c b/arch/arm/mach-ixp4xx/ixp4xx-of.c
index f9904716ec7f..f543e2adae0c 100644
--- a/arch/arm/mach-ixp4xx/ixp4xx-of.c
+++ b/arch/arm/mach-ixp4xx/ixp4xx-of.c
@@ -46,7 +46,7 @@ static void __init ixp4xx_of_map_io(void)
}
/*
- * We handle 4 differen SoC families. These compatible strings are enough
+ * We handle 4 different SoC families. These compatible strings are enough
* to provide the core so that different boards can add their more detailed
* specifics.
*/
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-11-23 10:32:02 +0000