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-rw-r--r--target/linux/ath79/patches-4.19/410-spi-ath79-Implement-the-spi_mem-interface.patch68
1 files changed, 0 insertions, 68 deletions
diff --git a/target/linux/ath79/patches-4.19/410-spi-ath79-Implement-the-spi_mem-interface.patch b/target/linux/ath79/patches-4.19/410-spi-ath79-Implement-the-spi_mem-interface.patch
deleted file mode 100644
index 62ee69e6a4..0000000000
--- a/target/linux/ath79/patches-4.19/410-spi-ath79-Implement-the-spi_mem-interface.patch
+++ /dev/null
@@ -1,68 +0,0 @@
-From 8d8cdb4a6ccee5b62cc0dc64651c3946364514dc Mon Sep 17 00:00:00 2001
-From: Luiz Angelo Daros de Luca <luizluca@gmail.com>
-Date: Mon, 10 Feb 2020 16:11:27 -0300
-Subject: [PATCH] spi: ath79: Implement the spi_mem interface
-
-Signed-off-by: Luiz Angelo Daros de Luca <luizluca@gmail.com>
----
- drivers/spi/spi-ath79.c | 35 +++++++++++++++++++++++++++++++++++
- 1 file changed, 35 insertions(+)
-
---- a/drivers/spi/spi-ath79.c
-+++ b/drivers/spi/spi-ath79.c
-@@ -19,6 +19,7 @@
- #include <linux/platform_device.h>
- #include <linux/io.h>
- #include <linux/spi/spi.h>
-+#include <linux/spi/spi-mem.h>
- #include <linux/spi/spi_bitbang.h>
- #include <linux/bitops.h>
- #include <linux/gpio.h>
-@@ -203,6 +204,39 @@ static u32 ath79_spi_txrx_mode0(struct s
- return ath79_spi_rr(sp, AR71XX_SPI_REG_RDS);
- }
-
-+static int ath79_exec_mem_op(struct spi_mem *mem,
-+ const struct spi_mem_op *op)
-+{
-+ struct ath79_spi *sp = ath79_spidev_to_sp(mem->spi);
-+
-+ /* Ensures that reading is performed on device connected
-+ to hardware cs0 */
-+ if (mem->spi->chip_select || gpio_is_valid(mem->spi->cs_gpio))
-+ return -ENOTSUPP;
-+
-+ /* Only use for fast-read op. */
-+ if (op->cmd.opcode != 0x0b || op->data.dir != SPI_MEM_DATA_IN ||
-+ op->addr.nbytes != 3 || op->dummy.nbytes != 1)
-+ return -ENOTSUPP;
-+
-+ /* disable GPIO mode */
-+ ath79_spi_wr(sp, AR71XX_SPI_REG_FS, 0);
-+
-+ memcpy_fromio(op->data.buf.in, sp->base + op->addr.val, op->data.nbytes);
-+
-+ /* 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);
-+
-+ return 0;
-+}
-+
-+static const struct spi_controller_mem_ops ath79_mem_ops = {
-+ .exec_op = ath79_exec_mem_op,
-+};
-+
- static int ath79_spi_probe(struct platform_device *pdev)
- {
- struct spi_master *master;
-@@ -237,6 +271,7 @@ static int ath79_spi_probe(struct platfo
- ret = PTR_ERR(sp->base);
- goto err_put_master;
- }
-+ master->mem_ops = &ath79_mem_ops;
-
- sp->clk = devm_clk_get(&pdev->dev, "ahb");
- if (IS_ERR(sp->clk)) {