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Diffstat (limited to 'target/linux/ar71xx/patches-4.9/461-spi-ath79-add-fast-flash-read.patch')
-rw-r--r--target/linux/ar71xx/patches-4.9/461-spi-ath79-add-fast-flash-read.patch60
1 files changed, 0 insertions, 60 deletions
diff --git a/target/linux/ar71xx/patches-4.9/461-spi-ath79-add-fast-flash-read.patch b/target/linux/ar71xx/patches-4.9/461-spi-ath79-add-fast-flash-read.patch
deleted file mode 100644
index 5c3583f758..0000000000
--- a/target/linux/ar71xx/patches-4.9/461-spi-ath79-add-fast-flash-read.patch
+++ /dev/null
@@ -1,60 +0,0 @@
---- a/drivers/spi/spi-ath79.c
-+++ b/drivers/spi/spi-ath79.c
-@@ -102,9 +102,6 @@ static void ath79_spi_enable(struct ath7
- /* save CTRL register */
- sp->reg_ctrl = ath79_spi_rr(sp, AR71XX_SPI_REG_CTRL);
- sp->ioc_base = ath79_spi_rr(sp, AR71XX_SPI_REG_IOC);
--
-- /* TODO: setup speed? */
-- ath79_spi_wr(sp, AR71XX_SPI_REG_CTRL, 0x43);
- }
-
- static void ath79_spi_disable(struct ath79_spi *sp)
-@@ -205,6 +202,38 @@ static u32 ath79_spi_txrx_mode0(struct s
- return ath79_spi_rr(sp, AR71XX_SPI_REG_RDS);
- }
-
-+static bool ath79_spi_flash_read_supported(struct spi_device *spi)
-+{
-+ if (spi->chip_select || gpio_is_valid(spi->cs_gpio))
-+ return false;
-+
-+ return true;
-+}
-+
-+static int ath79_spi_read_flash_data(struct spi_device *spi,
-+ struct spi_flash_read_message *msg)
-+{
-+ struct ath79_spi *sp = ath79_spidev_to_sp(spi);
-+
-+ if (msg->addr_width > 3)
-+ return -EOPNOTSUPP;
-+
-+ /* disable GPIO mode */
-+ ath79_spi_wr(sp, AR71XX_SPI_REG_FS, 0);
-+
-+ memcpy_fromio(msg->buf, sp->base + msg->from, msg->len);
-+
-+ /* enable GPIO mode */
-+ ath79_spi_wr(sp, AR71XX_SPI_REG_FS, AR71XX_SPI_FS_GPIO);
-+
-+ /* restore IOC register */
-+ ath79_spi_wr(sp, AR71XX_SPI_REG_IOC, sp->ioc_base);
-+
-+ msg->retlen = msg->len;
-+
-+ return 0;
-+}
-+
- static int ath79_spi_probe(struct platform_device *pdev)
- {
- struct spi_master *master;
-@@ -234,6 +263,8 @@ static int ath79_spi_probe(struct platfo
- master->num_chipselect = pdata->num_chipselect;
- master->cs_gpios = pdata->cs_gpios;
- }
-+ master->spi_flash_read = ath79_spi_read_flash_data;
-+ master->flash_read_supported = ath79_spi_flash_read_supported;
-
- sp->bitbang.master = master;
- sp->bitbang.chipselect = ath79_spi_chipselect;