| From: Christopher Hill <ch6574@gmail.com> |
| To: Mark Brown <broonie@kernel.org> |
| Cc: Christopher Hill <ch6574@gmail.com>, linux-spi@vger.kernel.org, |
| linux-kernel@vger.kernel.org |
| Subject: [PATCH 2/3] spi: rb4xx: update driver to be device tree aware |
| Date: Thu, 21 May 2020 14:36:30 -0400 |
| Message-Id: <20200521183631.37806-2-ch6574@gmail.com> |
| X-Mailer: git-send-email 2.25.1 |
| In-Reply-To: <20200521183631.37806-1-ch6574@gmail.com> |
| References: <20200521183631.37806-1-ch6574@gmail.com> |
| MIME-Version: 1.0 |
| Sender: linux-spi-owner@vger.kernel.org |
| Precedence: bulk |
| List-ID: <linux-spi.vger.kernel.org> |
| X-Mailing-List: linux-spi@vger.kernel.org |
| |
| This patch updates the spi driver spi-rb4xx.c to be device tree aware |
| |
| Signed-off-by: Christopher Hill <ch6574@gmail.com> |
| --- |
| drivers/spi/spi-rb4xx.c | 9 +++++++++ |
| 1 file changed, 9 insertions(+) |
| |
| --- a/drivers/spi/spi-rb4xx.c |
| +++ b/drivers/spi/spi-rb4xx.c |
| @@ -14,6 +14,7 @@ |
| #include <linux/platform_device.h> |
| #include <linux/clk.h> |
| #include <linux/spi/spi.h> |
| +#include <linux/of.h> |
| |
| #include <asm/mach-ath79/ar71xx_regs.h> |
| |
| @@ -150,6 +151,7 @@ static int rb4xx_spi_probe(struct platfo |
| if (IS_ERR(ahb_clk)) |
| return PTR_ERR(ahb_clk); |
| |
| + master->dev.of_node = pdev->dev.of_node; |
| master->bus_num = 0; |
| master->num_chipselect = 3; |
| master->mode_bits = SPI_TX_DUAL; |
| @@ -188,11 +190,18 @@ static int rb4xx_spi_remove(struct platf |
| return 0; |
| } |
| |
| +static const struct of_device_id rb4xx_spi_dt_match[] = { |
| + { .compatible = "mikrotik,rb4xx-spi" }, |
| + { }, |
| +}; |
| +MODULE_DEVICE_TABLE(of, rb4xx_spi_dt_match); |
| + |
| static struct platform_driver rb4xx_spi_drv = { |
| .probe = rb4xx_spi_probe, |
| .remove = rb4xx_spi_remove, |
| .driver = { |
| .name = "rb4xx-spi", |
| + .of_match_table = of_match_ptr(rb4xx_spi_dt_match), |
| }, |
| }; |
| |