ipq806x: drop linux 4.9 support

[openwrt/openwrt.git] / target / linux / ipq806x / patches-4.9 / 0068-spi-add-gpio-cs-support.patch

diff --git a/target/linux/ipq806x/patches-4.9/0068-spi-add-gpio-cs-support.patch b/target/linux/ipq806x/patches-4.9/0068-spi-add-gpio-cs-support.patch
deleted file mode 100644 (file)
index 0c03bc9..0000000
--- a/target/linux/ipq806x/patches-4.9/0068-spi-add-gpio-cs-support.patch
+++ /dev/null
@@ -1,71 +0,0 @@
-From b9c998eb7735df8000cf48d77f9271823e8e73da Mon Sep 17 00:00:00 2001
-From: Ram Chandra Jangir <rjangi@codeaurora.org>
-Date: Thu, 9 Mar 2017 09:39:05 +0100
-Subject: [PATCH 68/69] spi: add gpio cs support
-
-Signed-off-by: John Crispin <john@phrozen.org>
----
- drivers/spi/spi-qup.c | 38 ++++++++++++++++++++++++++++++++++++++
- 1 file changed, 38 insertions(+)
-
---- a/drivers/spi/spi-qup.c
-+++ b/drivers/spi/spi-qup.c
-@@ -24,6 +24,7 @@
- #include <linux/spi/spi.h>
- #include <linux/dmaengine.h>
- #include <linux/dma-mapping.h>
-+#include <linux/gpio.h>
- 
- #define QUP_CONFIG                    0x0000
- #define QUP_STATE                     0x0004
-@@ -1019,6 +1020,38 @@ err_tx:
-       return ret;
- }
- 
-+static void spi_qup_set_cs(struct spi_device *spi, bool val)
-+{
-+      struct spi_qup *controller;
-+      u32 spi_ioc;
-+      u32 spi_ioc_orig;
-+
-+      controller = spi_master_get_devdata(spi->master);
-+      spi_ioc = readl_relaxed(controller->base + SPI_IO_CONTROL);
-+      spi_ioc_orig = spi_ioc;
-+      if (!val)
-+              spi_ioc |= SPI_IO_C_FORCE_CS;
-+      else
-+              spi_ioc &= ~SPI_IO_C_FORCE_CS;
-+
-+      if (spi_ioc != spi_ioc_orig)
-+              writel_relaxed(spi_ioc, controller->base + SPI_IO_CONTROL);
-+}
-+
-+static int spi_qup_setup(struct spi_device *spi)
-+{
-+      if (spi->cs_gpio >= 0) {
-+              if (spi->mode & SPI_CS_HIGH)
-+                      gpio_set_value(spi->cs_gpio, 0);
-+              else
-+                      gpio_set_value(spi->cs_gpio, 1);
-+
-+              udelay(10);
-+      }
-+
-+      return 0;
-+}
-+
- static int spi_qup_probe(struct platform_device *pdev)
- {
-       struct spi_master *master;
-@@ -1115,6 +1148,11 @@ static int spi_qup_probe(struct platform
-       if (of_device_is_compatible(dev->of_node, "qcom,spi-qup-v1.1.1"))
-               controller->qup_v1 = 1;
- 
-+      if (!controller->qup_v1)
-+              master->set_cs = spi_qup_set_cs;
-+      else
-+              master->setup = spi_qup_setup;
-+
-       spin_lock_init(&controller->lock);
-       init_completion(&controller->done);
-       init_completion(&controller->dma_tx_done);