diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-25 09:22:13 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-25 09:22:13 +0200 |
commit | a12c689209185c1ad872723a644d0cd27e52d49c (patch) | |
tree | 11c01d147a9241561eb7a3ad5a999e234be2750c /arch/arm | |
parent | 4c8928850c9dc5c849ee37d89a79d44a283bdd87 (diff) | |
parent | 7e2cd21e02b35483ce8ea88da5732d4d3ec3a6c9 (diff) | |
download | linux-a12c689209185c1ad872723a644d0cd27e52d49c.tar.bz2 |
Merge 7e2cd21e02b3 ("Merge tag 'tty-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty") into tty-next
We need the tty fixes and api additions in this branch.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm')
23 files changed, 119 insertions, 92 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 = <®_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 = <®_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/lan966x.dtsi b/arch/arm/boot/dts/lan966x.dtsi index 894bf9da19a4..0bf818713422 100644 --- a/arch/arm/boot/dts/lan966x.dtsi +++ b/arch/arm/boot/dts/lan966x.dtsi @@ -541,13 +541,13 @@ phy0: ethernet-phy@1 { reg = <1>; - interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>; status = "disabled"; }; phy1: ethernet-phy@2 { reg = <2>; - interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>; status = "disabled"; }; }; diff --git a/arch/arm/boot/dts/moxart-uc7112lx.dts b/arch/arm/boot/dts/moxart-uc7112lx.dts index eb5291b0ee3a..e07b807b4cec 100644 --- a/arch/arm/boot/dts/moxart-uc7112lx.dts +++ b/arch/arm/boot/dts/moxart-uc7112lx.dts @@ -79,7 +79,7 @@ clocks = <&ref12>; }; -&sdhci { +&mmc { status = "okay"; }; diff --git a/arch/arm/boot/dts/moxart.dtsi b/arch/arm/boot/dts/moxart.dtsi index f5f070a87482..764832ddfa78 100644 --- a/arch/arm/boot/dts/moxart.dtsi +++ b/arch/arm/boot/dts/moxart.dtsi @@ -93,8 +93,8 @@ clock-names = "PCLK"; }; - sdhci: sdhci@98e00000 { - compatible = "moxa,moxart-sdhci"; + mmc: mmc@98e00000 { + compatible = "moxa,moxart-mmc"; reg = <0x98e00000 0x5C>; interrupts = <5 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clk_apb>; 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. */ |