From f5919b65d4c671fd5083838c7a445f319f9a13c8 Mon Sep 17 00:00:00 2001 From: Stijn Tintel Date: Sat, 10 Nov 2018 13:03:18 +0200 Subject: brcm2708: add kernel 4.14 support Patch generation process: - rebase rpi/rpi-4.14.y on v4.14.89 from linux-stable - git format-patch v4.14.89 Patches skipped during rebase: - lan78xx: Read MAC address from DT if present - lan78xx: Enable LEDs and auto-negotiation - Revert "softirq: Let ksoftirqd do its job" - sc16is7xx: Fix for multi-channel stall - lan78xx: Ignore DT MAC address if already valid - lan78xx: Simple patch to prevent some crashes - tcp_write_queue_purge clears all the SKBs in the write queue - Revert "lan78xx: Simple patch to prevent some crashes" - lan78xx: Connect phy early - Arm: mm: ftrace: Only set text back to ro after kernel has been marked ro - Revert "Revert "softirq: Let ksoftirqd do its job"" - ASoC: cs4265: SOC_SINGLE register value error fix - Revert "ASoC: cs4265: SOC_SINGLE register value error fix" - Revert "net: pskb_trim_rcsum() and CHECKSUM_COMPLETE are friends" - Revert "Revert "net: pskb_trim_rcsum() and CHECKSUM_COMPLETE are friends"" Patches dropped after rebase: - net: Add non-mainline source for rtl8192cu wlan - net: Fix rtl8192cu build errors on other platforms - brcm: adds support for BCM43341 wifi - brcmfmac: Mute expected startup 'errors' - ARM64: Fix build break for RTL8187/RTL8192CU wifi - ARM64: Enable RTL8187/RTL8192CU wifi in build config - This is the driver for Sony CXD2880 DVB-T2/T tuner + demodulator - brcmfmac: add CLM download support - brcmfmac: request_firmware_direct is quieter - Sets the BCDC priority to constant 0 - brcmfmac: Disable ARP offloading when promiscuous - brcmfmac: Avoid possible out-of-bounds read - brcmfmac: Delete redundant length check - net: rtl8192cu: Normalize indentation - net: rtl8192cu: Fix implicit fallthrough warnings - Revert "Sets the BCDC priority to constant 0" - media: cxd2880: Bump to match 4.18.y version - media: cxd2880-spi: Bump to match 4.18.y version - Revert "mm: alloc_contig: re-allow CMA to compact FS pages" - Revert "Revert "mm: alloc_contig: re-allow CMA to compact FS pages"" - cxd2880: CXD2880_SPI_DRV should select DVB_CXD2880 with MEDIA_SUBDRV_AUTOSELECT - 950-0421-HID-hid-bigbenff-driver-for-BigBen-Interactive-PS3OF.patch - 950-0453-Add-hid-bigbenff-to-list-of-have_special_driver-for-.patch Make I2C built-in instead of modular as in upstream defconfig; also the easiest way to get MFD_ARIZONA enabled, which is required by kmod-sound-soc-rpi-cirrus. Add missing compatible strings from 4.9/960-add-rasbperrypi-compatible.patch, using upstream names for compute modules. Add extra patch to enable the LEDs on lan78xx. Compile-tested: bcm2708, bcm2709, bcm2710 (with CONFIG_ALL_KMODS=y) Runtime-tested: bcm2708, bcm2710 Signed-off-by: Stijn Tintel --- ...-mmc-bcm2835-sdhost-Support-underclocking.patch | 43 ++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.14/950-0166-mmc-bcm2835-sdhost-Support-underclocking.patch (limited to 'target/linux/brcm2708/patches-4.14/950-0166-mmc-bcm2835-sdhost-Support-underclocking.patch') diff --git a/target/linux/brcm2708/patches-4.14/950-0166-mmc-bcm2835-sdhost-Support-underclocking.patch b/target/linux/brcm2708/patches-4.14/950-0166-mmc-bcm2835-sdhost-Support-underclocking.patch new file mode 100644 index 0000000000..feca38df3a --- /dev/null +++ b/target/linux/brcm2708/patches-4.14/950-0166-mmc-bcm2835-sdhost-Support-underclocking.patch @@ -0,0 +1,43 @@ +From c03a6b0585e7c469c199d349405b3967bcf18672 Mon Sep 17 00:00:00 2001 +From: Phil Elwell +Date: Mon, 22 Jan 2018 12:17:27 +0000 +Subject: [PATCH 166/454] mmc: bcm2835-sdhost: Support underclocking + +Support underclocking of the SD bus in two ways: +1. using the max-frequency DT property (which currently has no DT + parameter), and +2. using the exiting sd_overclock parameter. + +The two methods differ slightly - in the former the MMC subsystem is +aware of the underclocking, while in the latter it isn't - but the +end results should be the same. + +See: https://github.com/raspberrypi/linux/issues/2350 + +Signed-off-by: Phil Elwell +--- + drivers/mmc/host/bcm2835-sdhost.c | 6 +++--- + 1 file changed, 3 insertions(+), 3 deletions(-) + +--- a/drivers/mmc/host/bcm2835-sdhost.c ++++ b/drivers/mmc/host/bcm2835-sdhost.c +@@ -1519,8 +1519,7 @@ void bcm2835_sdhost_set_clock(struct bcm + if (host->debug) + pr_info("%s: set_clock(%d)\n", mmc_hostname(host->mmc), clock); + +- if ((host->overclock_50 > 50) && +- (clock == 50*MHZ)) ++ if (host->overclock_50 && (clock == 50*MHZ)) + clock = host->overclock_50 * MHZ + (MHZ - 1); + + /* The SDCDIV register has 11 bits, and holds (div - 2). +@@ -1894,7 +1893,8 @@ int bcm2835_sdhost_add_host(struct bcm28 + + mmc = host->mmc; + +- mmc->f_max = host->max_clk; ++ if (!mmc->f_max || mmc->f_max > host->max_clk) ++ mmc->f_max = host->max_clk; + mmc->f_min = host->max_clk / SDCDIV_MAX_CDIV; + + mmc->max_busy_timeout = (~(unsigned int)0)/(mmc->f_max/1000); -- cgit v1.2.3