From cddd4591404fb4c53dc0b3c0b15b942cdbed4356 Mon Sep 17 00:00:00 2001 From: Yangbo Lu Date: Fri, 10 Apr 2020 10:47:05 +0800 Subject: layerscape: add patches-5.4 Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release which was tagged LSDK-20.04-V5.4. https://source.codeaurora.org/external/qoriq/qoriq-components/linux/ For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in LSDK, port the dts patches from 4.14. The patches are sorted into the following categories: 301-arch-xxxx 302-dts-xxxx 303-core-xxxx 701-net-xxxx 801-audio-xxxx 802-can-xxxx 803-clock-xxxx 804-crypto-xxxx 805-display-xxxx 806-dma-xxxx 807-gpio-xxxx 808-i2c-xxxx 809-jailhouse-xxxx 810-keys-xxxx 811-kvm-xxxx 812-pcie-xxxx 813-pm-xxxx 814-qe-xxxx 815-sata-xxxx 816-sdhc-xxxx 817-spi-xxxx 818-thermal-xxxx 819-uart-xxxx 820-usb-xxxx 821-vfio-xxxx Signed-off-by: Yangbo Lu --- ...c-imx-increase-PM-timeout-to-avoid-operat.patch | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 target/linux/layerscape/patches-5.4/808-i2c-0015-LF-263-2-i2c-imx-increase-PM-timeout-to-avoid-operat.patch (limited to 'target/linux/layerscape/patches-5.4/808-i2c-0015-LF-263-2-i2c-imx-increase-PM-timeout-to-avoid-operat.patch') diff --git a/target/linux/layerscape/patches-5.4/808-i2c-0015-LF-263-2-i2c-imx-increase-PM-timeout-to-avoid-operat.patch b/target/linux/layerscape/patches-5.4/808-i2c-0015-LF-263-2-i2c-imx-increase-PM-timeout-to-avoid-operat.patch new file mode 100644 index 0000000000..7579244c90 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/808-i2c-0015-LF-263-2-i2c-imx-increase-PM-timeout-to-avoid-operat.patch @@ -0,0 +1,27 @@ +From 929ddb0a7cbc09132512ede0afc935d040e84edf Mon Sep 17 00:00:00 2001 +From: Clark Wang +Date: Fri, 29 Nov 2019 17:39:58 +0800 +Subject: [PATCH] LF-263-2 i2c: imx: increase PM timeout to avoid operate clk + frequently + +Switching the clock frequently will affect the data transmission +efficiency, and prolong the timeout to reduce autosuspend times for +i2c-imx. + +Acked-by: Fugang Duan +Signed-off-by: Clark Wang +--- + drivers/i2c/busses/i2c-imx.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/i2c/busses/i2c-imx.c ++++ b/drivers/i2c/busses/i2c-imx.c +@@ -114,7 +114,7 @@ + #define I2CR_IEN_OPCODE_0 0x0 + #define I2CR_IEN_OPCODE_1 I2CR_IEN + +-#define I2C_PM_TIMEOUT 10 /* ms */ ++#define I2C_PM_TIMEOUT 1000 /* ms */ + + enum pinmux_endian_type { + BIG_ENDIAN, -- cgit v1.2.3