[PATCH 4.14 062/173] ARM: dts: qcom: msm8974-hammerhead: increase load on l20 for sdhci
4.14-stable review patch. If anyone has any objections, please let me know. -- From: Bhushan Shah [ Upstream commit 03864e57770a9541e7ff3990bacf2d9a2fffcd5d ] The kernel would not boot on the hammerhead hardware due to the following error: mmc0: Timeout waiting for hardware interrupt. mmc0: sdhci: SDHCI REGISTER DUMP === mmc0: sdhci: Sys addr: 0x0200 | Version: 0x3802 mmc0: sdhci: Blk size: 0x0200 | Blk cnt: 0x0200 mmc0: sdhci: Argument: 0x | Trn mode: 0x0023 mmc0: sdhci: Present: 0x03e8 | Host ctl: 0x0034 mmc0: sdhci: Power: 0x0001 | Blk gap: 0x mmc0: sdhci: Wake-up: 0x | Clock:0x0007 mmc0: sdhci: Timeout: 0x000e | Int stat: 0x mmc0: sdhci: Int enab: 0x02ff900b | Sig enab: 0x02ff100b mmc0: sdhci: AC12 err: 0x | Slot int: 0x mmc0: sdhci: Caps: 0x642dc8b2 | Caps_1: 0x8007 mmc0: sdhci: Cmd: 0x0c1b | Max curr: 0x mmc0: sdhci: Resp[0]: 0x0c00 | Resp[1]: 0x mmc0: sdhci: Resp[2]: 0x | Resp[3]: 0x mmc0: sdhci: Host ctl2: 0x0008 mmc0: sdhci: ADMA Err: 0x | ADMA Ptr: 0x70040220 mmc0: sdhci: mmc0: Card stuck in wrong state! mmcblk0 card_busy_detect status: 0xe00 mmc0: cache flush error -110 mmc0: Reset 0x1 never completed. This patch increases the load on l20 to 0.2 amps for the sdhci and allows the device to boot normally. Signed-off-by: Bhushan Shah Signed-off-by: Brian Masney Suggested-by: Bjorn Andersson Tested-by: Brian Masney Signed-off-by: Andy Gross Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts |2 ++ 1 file changed, 2 insertions(+) --- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts +++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts @@ -189,6 +189,8 @@ regulator-max-microvolt = <295>; regulator-boot-on; + regulator-system-load = <20>; + regulator-allow-set-load; }; l21 {
[PATCH 4.14 062/173] ARM: dts: qcom: msm8974-hammerhead: increase load on l20 for sdhci
4.14-stable review patch. If anyone has any objections, please let me know. -- From: Bhushan Shah [ Upstream commit 03864e57770a9541e7ff3990bacf2d9a2fffcd5d ] The kernel would not boot on the hammerhead hardware due to the following error: mmc0: Timeout waiting for hardware interrupt. mmc0: sdhci: SDHCI REGISTER DUMP === mmc0: sdhci: Sys addr: 0x0200 | Version: 0x3802 mmc0: sdhci: Blk size: 0x0200 | Blk cnt: 0x0200 mmc0: sdhci: Argument: 0x | Trn mode: 0x0023 mmc0: sdhci: Present: 0x03e8 | Host ctl: 0x0034 mmc0: sdhci: Power: 0x0001 | Blk gap: 0x mmc0: sdhci: Wake-up: 0x | Clock:0x0007 mmc0: sdhci: Timeout: 0x000e | Int stat: 0x mmc0: sdhci: Int enab: 0x02ff900b | Sig enab: 0x02ff100b mmc0: sdhci: AC12 err: 0x | Slot int: 0x mmc0: sdhci: Caps: 0x642dc8b2 | Caps_1: 0x8007 mmc0: sdhci: Cmd: 0x0c1b | Max curr: 0x mmc0: sdhci: Resp[0]: 0x0c00 | Resp[1]: 0x mmc0: sdhci: Resp[2]: 0x | Resp[3]: 0x mmc0: sdhci: Host ctl2: 0x0008 mmc0: sdhci: ADMA Err: 0x | ADMA Ptr: 0x70040220 mmc0: sdhci: mmc0: Card stuck in wrong state! mmcblk0 card_busy_detect status: 0xe00 mmc0: cache flush error -110 mmc0: Reset 0x1 never completed. This patch increases the load on l20 to 0.2 amps for the sdhci and allows the device to boot normally. Signed-off-by: Bhushan Shah Signed-off-by: Brian Masney Suggested-by: Bjorn Andersson Tested-by: Brian Masney Signed-off-by: Andy Gross Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts |2 ++ 1 file changed, 2 insertions(+) --- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts +++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts @@ -189,6 +189,8 @@ regulator-max-microvolt = <295>; regulator-boot-on; + regulator-system-load = <20>; + regulator-allow-set-load; }; l21 {